Analysis
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max time kernel
151s -
max time network
154s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
17-05-2024 16:22
Static task
static1
Behavioral task
behavioral1
Sample
16df0afe5a4c87a2668bdec21c752d5c1f9d922d2ccb02341063692540f3875a.exe
Resource
win10v2004-20240226-en
General
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Target
16df0afe5a4c87a2668bdec21c752d5c1f9d922d2ccb02341063692540f3875a.exe
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Size
4.1MB
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MD5
909891c9ab1e5e345f7be572488780fc
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SHA1
269bc722b52983327051bbaa189199733a7ed09f
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SHA256
16df0afe5a4c87a2668bdec21c752d5c1f9d922d2ccb02341063692540f3875a
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SHA512
cefd20dd80cfe0dfd701d6c3237d8993b367b829894fc49c49c225f995cfb24cfbc645ee5b55f47a45be7b59eff5665ca7729677f6dcef0fd2ca8dfd53b6b7fe
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SSDEEP
98304:MxfL9oyIkrku4AJMBJNRxIbk0RddEjk9Pc8cg301s2mGvq:6RrVrv4XbNRWhj2o9k8f3CspGvq
Malware Config
Signatures
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Glupteba payload 16 IoCs
resource yara_rule behavioral1/memory/3488-2-0x0000000004D30000-0x000000000561B000-memory.dmp family_glupteba behavioral1/memory/3488-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3488-4-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/3488-8-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/3488-12-0x0000000004D30000-0x000000000561B000-memory.dmp family_glupteba behavioral1/memory/3488-13-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3488-57-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/3488-70-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3488-68-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/4536-109-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/4536-144-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/4536-149-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/3476-191-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/3476-229-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/3476-240-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/3476-250-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 4668 netsh.exe -
Executes dropped EXE 5 IoCs
pid Process 3476 csrss.exe 1384 injector.exe 3812 injector.exe 2884 windefender.exe 2468 windefender.exe -
resource yara_rule behavioral1/files/0x0004000000000711-243.dat upx behavioral1/memory/2884-244-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2468-247-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2884-249-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 16df0afe5a4c87a2668bdec21c752d5c1f9d922d2ccb02341063692540f3875a.exe Set value (str) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" csrss.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Manipulates WinMonFS driver. 1 IoCs
Roottkits write to WinMonFS to hide directories/files from being detected.
description ioc Process File opened for modification \??\WinMonFS csrss.exe -
Drops file in System32 directory 7 IoCs
description ioc Process File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe -
Checks for VirtualBox DLLs, possible anti-VM trick 1 TTPs 1 IoCs
Certain files are specific to VirtualBox VMs and can be used to detect execution in a VM.
description ioc Process File opened (read-only) \??\VBoxMiniRdrDN 16df0afe5a4c87a2668bdec21c752d5c1f9d922d2ccb02341063692540f3875a.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss 16df0afe5a4c87a2668bdec21c752d5c1f9d922d2ccb02341063692540f3875a.exe File created C:\Windows\rss\csrss.exe 16df0afe5a4c87a2668bdec21c752d5c1f9d922d2ccb02341063692540f3875a.exe File created C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\windefender.exe csrss.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 2448 sc.exe -
pid Process 664 powershell.exe 4820 powershell.exe 992 powershell.exe 4052 powershell.exe 1052 powershell.exe 3228 powershell.exe 1756 powershell.exe -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 4344 schtasks.exe 4456 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2532 = "Chatham Islands Standard Time" 16df0afe5a4c87a2668bdec21c752d5c1f9d922d2ccb02341063692540f3875a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-434 = "Georgian Daylight Time" 16df0afe5a4c87a2668bdec21c752d5c1f9d922d2ccb02341063692540f3875a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2592 = "Tocantins Standard Time" 16df0afe5a4c87a2668bdec21c752d5c1f9d922d2ccb02341063692540f3875a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2162 = "Altai Standard Time" 16df0afe5a4c87a2668bdec21c752d5c1f9d922d2ccb02341063692540f3875a.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2062 = "North Korea Standard Time" 16df0afe5a4c87a2668bdec21c752d5c1f9d922d2ccb02341063692540f3875a.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-441 = "Arabian Daylight Time" 16df0afe5a4c87a2668bdec21c752d5c1f9d922d2ccb02341063692540f3875a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-132 = "US Eastern Standard Time" 16df0afe5a4c87a2668bdec21c752d5c1f9d922d2ccb02341063692540f3875a.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2001 = "Cabo Verde Daylight Time" 16df0afe5a4c87a2668bdec21c752d5c1f9d922d2ccb02341063692540f3875a.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-342 = "Egypt Standard Time" 16df0afe5a4c87a2668bdec21c752d5c1f9d922d2ccb02341063692540f3875a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-192 = "Mountain Standard Time" 16df0afe5a4c87a2668bdec21c752d5c1f9d922d2ccb02341063692540f3875a.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2181 = "Astrakhan Daylight Time" 16df0afe5a4c87a2668bdec21c752d5c1f9d922d2ccb02341063692540f3875a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-381 = "South Africa Daylight Time" 16df0afe5a4c87a2668bdec21c752d5c1f9d922d2ccb02341063692540f3875a.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-662 = "Cen. Australia Standard Time" 16df0afe5a4c87a2668bdec21c752d5c1f9d922d2ccb02341063692540f3875a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-911 = "Mauritius Daylight Time" 16df0afe5a4c87a2668bdec21c752d5c1f9d922d2ccb02341063692540f3875a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-691 = "Tasmania Daylight Time" 16df0afe5a4c87a2668bdec21c752d5c1f9d922d2ccb02341063692540f3875a.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-391 = "Arab Daylight Time" 16df0afe5a4c87a2668bdec21c752d5c1f9d922d2ccb02341063692540f3875a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-161 = "Central Daylight Time" 16df0afe5a4c87a2668bdec21c752d5c1f9d922d2ccb02341063692540f3875a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-791 = "SA Western Daylight Time" 16df0afe5a4c87a2668bdec21c752d5c1f9d922d2ccb02341063692540f3875a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2322 = "Sakhalin Standard Time" 16df0afe5a4c87a2668bdec21c752d5c1f9d922d2ccb02341063692540f3875a.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2612 = "Bougainville Standard Time" 16df0afe5a4c87a2668bdec21c752d5c1f9d922d2ccb02341063692540f3875a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-1931 = "Russia TZ 11 Daylight Time" 16df0afe5a4c87a2668bdec21c752d5c1f9d922d2ccb02341063692540f3875a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-1041 = "Ulaanbaatar Daylight Time" 16df0afe5a4c87a2668bdec21c752d5c1f9d922d2ccb02341063692540f3875a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-981 = "Kamchatka Daylight Time" 16df0afe5a4c87a2668bdec21c752d5c1f9d922d2ccb02341063692540f3875a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-741 = "New Zealand Daylight Time" 16df0afe5a4c87a2668bdec21c752d5c1f9d922d2ccb02341063692540f3875a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-131 = "US Eastern Daylight Time" 16df0afe5a4c87a2668bdec21c752d5c1f9d922d2ccb02341063692540f3875a.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs 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\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-448 = "Azerbaijan Daylight Time" 16df0afe5a4c87a2668bdec21c752d5c1f9d922d2ccb02341063692540f3875a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-1661 = "Bahia Daylight Time" 16df0afe5a4c87a2668bdec21c752d5c1f9d922d2ccb02341063692540f3875a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-41 = "E. South America Daylight Time" 16df0afe5a4c87a2668bdec21c752d5c1f9d922d2ccb02341063692540f3875a.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2061 = "North Korea Daylight Time" 16df0afe5a4c87a2668bdec21c752d5c1f9d922d2ccb02341063692540f3875a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-1662 = "Bahia Standard Time" 16df0afe5a4c87a2668bdec21c752d5c1f9d922d2ccb02341063692540f3875a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-382 = "South Africa Standard Time" 16df0afe5a4c87a2668bdec21c752d5c1f9d922d2ccb02341063692540f3875a.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-462 = "Afghanistan Standard Time" 16df0afe5a4c87a2668bdec21c752d5c1f9d922d2ccb02341063692540f3875a.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 3228 powershell.exe 3228 powershell.exe 3228 powershell.exe 3488 16df0afe5a4c87a2668bdec21c752d5c1f9d922d2ccb02341063692540f3875a.exe 3488 16df0afe5a4c87a2668bdec21c752d5c1f9d922d2ccb02341063692540f3875a.exe 1756 powershell.exe 1756 powershell.exe 1756 powershell.exe 4536 16df0afe5a4c87a2668bdec21c752d5c1f9d922d2ccb02341063692540f3875a.exe 4536 16df0afe5a4c87a2668bdec21c752d5c1f9d922d2ccb02341063692540f3875a.exe 4536 16df0afe5a4c87a2668bdec21c752d5c1f9d922d2ccb02341063692540f3875a.exe 4536 16df0afe5a4c87a2668bdec21c752d5c1f9d922d2ccb02341063692540f3875a.exe 4536 16df0afe5a4c87a2668bdec21c752d5c1f9d922d2ccb02341063692540f3875a.exe 4536 16df0afe5a4c87a2668bdec21c752d5c1f9d922d2ccb02341063692540f3875a.exe 4536 16df0afe5a4c87a2668bdec21c752d5c1f9d922d2ccb02341063692540f3875a.exe 4536 16df0afe5a4c87a2668bdec21c752d5c1f9d922d2ccb02341063692540f3875a.exe 4536 16df0afe5a4c87a2668bdec21c752d5c1f9d922d2ccb02341063692540f3875a.exe 4536 16df0afe5a4c87a2668bdec21c752d5c1f9d922d2ccb02341063692540f3875a.exe 664 powershell.exe 664 powershell.exe 664 powershell.exe 4820 powershell.exe 4820 powershell.exe 4820 powershell.exe 992 powershell.exe 992 powershell.exe 4052 powershell.exe 4052 powershell.exe 1052 powershell.exe 1052 powershell.exe 1384 injector.exe 1384 injector.exe 3812 injector.exe 3812 injector.exe 1384 injector.exe 1384 injector.exe 3812 injector.exe 3812 injector.exe 1384 injector.exe 1384 injector.exe 3812 injector.exe 3812 injector.exe 1384 injector.exe 1384 injector.exe 3476 csrss.exe 3476 csrss.exe 3812 injector.exe 3812 injector.exe 1384 injector.exe 1384 injector.exe 3812 injector.exe 3812 injector.exe 1384 injector.exe 1384 injector.exe 3812 injector.exe 3812 injector.exe 1384 injector.exe 1384 injector.exe 3476 csrss.exe 3476 csrss.exe 3812 injector.exe 3812 injector.exe 1384 injector.exe 1384 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 3228 powershell.exe Token: SeDebugPrivilege 3488 16df0afe5a4c87a2668bdec21c752d5c1f9d922d2ccb02341063692540f3875a.exe Token: SeImpersonatePrivilege 3488 16df0afe5a4c87a2668bdec21c752d5c1f9d922d2ccb02341063692540f3875a.exe Token: SeDebugPrivilege 1756 powershell.exe Token: SeDebugPrivilege 664 powershell.exe Token: SeDebugPrivilege 4820 powershell.exe Token: SeDebugPrivilege 992 powershell.exe Token: SeDebugPrivilege 4052 powershell.exe Token: SeDebugPrivilege 1052 powershell.exe Token: SeSystemEnvironmentPrivilege 3476 csrss.exe Token: SeSecurityPrivilege 2448 sc.exe Token: SeSecurityPrivilege 2448 sc.exe -
Suspicious use of WriteProcessMemory 38 IoCs
description pid Process procid_target PID 3488 wrote to memory of 3228 3488 16df0afe5a4c87a2668bdec21c752d5c1f9d922d2ccb02341063692540f3875a.exe 92 PID 3488 wrote to memory of 3228 3488 16df0afe5a4c87a2668bdec21c752d5c1f9d922d2ccb02341063692540f3875a.exe 92 PID 3488 wrote to memory of 3228 3488 16df0afe5a4c87a2668bdec21c752d5c1f9d922d2ccb02341063692540f3875a.exe 92 PID 4536 wrote to memory of 1756 4536 16df0afe5a4c87a2668bdec21c752d5c1f9d922d2ccb02341063692540f3875a.exe 104 PID 4536 wrote to memory of 1756 4536 16df0afe5a4c87a2668bdec21c752d5c1f9d922d2ccb02341063692540f3875a.exe 104 PID 4536 wrote to memory of 1756 4536 16df0afe5a4c87a2668bdec21c752d5c1f9d922d2ccb02341063692540f3875a.exe 104 PID 4536 wrote to memory of 2576 4536 16df0afe5a4c87a2668bdec21c752d5c1f9d922d2ccb02341063692540f3875a.exe 106 PID 4536 wrote to memory of 2576 4536 16df0afe5a4c87a2668bdec21c752d5c1f9d922d2ccb02341063692540f3875a.exe 106 PID 2576 wrote to memory of 4668 2576 cmd.exe 108 PID 2576 wrote to memory of 4668 2576 cmd.exe 108 PID 4536 wrote to memory of 664 4536 16df0afe5a4c87a2668bdec21c752d5c1f9d922d2ccb02341063692540f3875a.exe 109 PID 4536 wrote to memory of 664 4536 16df0afe5a4c87a2668bdec21c752d5c1f9d922d2ccb02341063692540f3875a.exe 109 PID 4536 wrote to memory of 664 4536 16df0afe5a4c87a2668bdec21c752d5c1f9d922d2ccb02341063692540f3875a.exe 109 PID 4536 wrote to memory of 4820 4536 16df0afe5a4c87a2668bdec21c752d5c1f9d922d2ccb02341063692540f3875a.exe 111 PID 4536 wrote to memory of 4820 4536 16df0afe5a4c87a2668bdec21c752d5c1f9d922d2ccb02341063692540f3875a.exe 111 PID 4536 wrote to memory of 4820 4536 16df0afe5a4c87a2668bdec21c752d5c1f9d922d2ccb02341063692540f3875a.exe 111 PID 4536 wrote to memory of 3476 4536 16df0afe5a4c87a2668bdec21c752d5c1f9d922d2ccb02341063692540f3875a.exe 113 PID 4536 wrote to memory of 3476 4536 16df0afe5a4c87a2668bdec21c752d5c1f9d922d2ccb02341063692540f3875a.exe 113 PID 4536 wrote to memory of 3476 4536 16df0afe5a4c87a2668bdec21c752d5c1f9d922d2ccb02341063692540f3875a.exe 113 PID 3476 wrote to memory of 992 3476 csrss.exe 114 PID 3476 wrote to memory of 992 3476 csrss.exe 114 PID 3476 wrote to memory of 992 3476 csrss.exe 114 PID 3476 wrote to memory of 4052 3476 csrss.exe 120 PID 3476 wrote to memory of 4052 3476 csrss.exe 120 PID 3476 wrote to memory of 4052 3476 csrss.exe 120 PID 3476 wrote to memory of 1052 3476 csrss.exe 122 PID 3476 wrote to memory of 1052 3476 csrss.exe 122 PID 3476 wrote to memory of 1052 3476 csrss.exe 122 PID 3476 wrote to memory of 1384 3476 csrss.exe 124 PID 3476 wrote to memory of 1384 3476 csrss.exe 124 PID 3476 wrote to memory of 3812 3476 csrss.exe 126 PID 3476 wrote to memory of 3812 3476 csrss.exe 126 PID 2884 wrote to memory of 1276 2884 windefender.exe 132 PID 2884 wrote to memory of 1276 2884 windefender.exe 132 PID 2884 wrote to memory of 1276 2884 windefender.exe 132 PID 1276 wrote to memory of 2448 1276 cmd.exe 133 PID 1276 wrote to memory of 2448 1276 cmd.exe 133 PID 1276 wrote to memory of 2448 1276 cmd.exe 133 -
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:\Users\Admin\AppData\Local\Temp\16df0afe5a4c87a2668bdec21c752d5c1f9d922d2ccb02341063692540f3875a.exe"C:\Users\Admin\AppData\Local\Temp\16df0afe5a4c87a2668bdec21c752d5c1f9d922d2ccb02341063692540f3875a.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3488 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3228
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C:\Users\Admin\AppData\Local\Temp\16df0afe5a4c87a2668bdec21c752d5c1f9d922d2ccb02341063692540f3875a.exe"C:\Users\Admin\AppData\Local\Temp\16df0afe5a4c87a2668bdec21c752d5c1f9d922d2ccb02341063692540f3875a.exe"2⤵
- Adds Run key to start application
- Checks for VirtualBox DLLs, possible anti-VM trick
- Drops file in Windows directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4536 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1756
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C:\Windows\system32\cmd.exeC:\Windows\Sysnative\cmd.exe /C "netsh advfirewall firewall add rule name="csrss" dir=in action=allow program="C:\Windows\rss\csrss.exe" enable=yes"3⤵
- Suspicious use of WriteProcessMemory
PID:2576 -
C:\Windows\system32\netsh.exenetsh advfirewall firewall add rule name="csrss" dir=in action=allow program="C:\Windows\rss\csrss.exe" enable=yes4⤵
- Modifies Windows Firewall
PID:4668
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:664
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4820
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C:\Windows\rss\csrss.exeC:\Windows\rss\csrss.exe3⤵
- Executes dropped EXE
- Adds Run key to start application
- Manipulates WinMonFS driver.
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3476 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:992
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C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:4344
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:2396
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4052
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1052
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C:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exeC:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exe taskmgr.exe C:\Users\Admin\AppData\Local\Temp\csrss\injector\NtQuerySystemInformationHook.dll4⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
PID:1384
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C:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exeC:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exe taskmgr.exe C:\Users\Admin\AppData\Local\Temp\csrss\injector\NtQuerySystemInformationHook.dll4⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
PID:3812
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C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:4456
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2884 -
C:\Windows\SysWOW64\cmd.execmd.exe /C sc sdset WinDefender D:(A;;CCLCSWRPWPDTLOCRRC;;;SY)(A;;CCDCLCSWRPLOCRSDRCWDWO;;;BA)(D;;WPDT;;;BA)(A;;CCLCSWLOCRRC;;;IU)(A;;CCLCSWLOCRRC;;;SU)S:(AU;FA;CCDCLCSWRPWPDTLOCRSDRCWDWO;;;WD)5⤵
- Suspicious use of WriteProcessMemory
PID:1276 -
C:\Windows\SysWOW64\sc.exesc sdset WinDefender D:(A;;CCLCSWRPWPDTLOCRRC;;;SY)(A;;CCDCLCSWRPLOCRSDRCWDWO;;;BA)(D;;WPDT;;;BA)(A;;CCLCSWLOCRRC;;;IU)(A;;CCLCSWLOCRRC;;;SU)S:(AU;FA;CCDCLCSWRPWPDTLOCRSDRCWDWO;;;WD)6⤵
- Launches sc.exe
- Suspicious use of AdjustPrivilegeToken
PID:2448
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4148 --field-trial-handle=2180,i,12780723798465539942,12010519452607841069,262144 --variations-seed-version /prefetch:81⤵PID:2196
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
PID:2468
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Replay Monitor
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Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
281KB
MD5d98e33b66343e7c96158444127a117f6
SHA1bb716c5509a2bf345c6c1152f6e3e1452d39d50d
SHA2565de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1
SHA512705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
Filesize2KB
MD5968cb9309758126772781b83adb8a28f
SHA18da30e71accf186b2ba11da1797cf67f8f78b47c
SHA25692099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a
SHA5124bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD55124edac37653defe4908136fa920125
SHA1263d72aa704ba04c57dbc308bc8b7a8a8c7151d5
SHA25611552283807e67dae2f9b28d15865f1e7957efed3b962bef62fa5aa514bd0db1
SHA5123cedba593d7a358ca673847038e08d40cec8b01d5c863bcffcd2d905077b8de8e9baf545f894a02a3dadb3ec55ceb6106e80ad1fec53eaa6ee806443780b9904
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD572382805fe8050b96a7244e1f617a312
SHA11bf86646d64cce8ede007bd86a7aa53fb7434d1f
SHA256f12bac8fc546509ba42c99fa24e8a95c5e254b4886f14ba6d7185322f4f63653
SHA512d792e5e7a6ff130675f06b29e1c4e3d5d69c68e7ccb8452e011df5f8faebeffbc347a80163d90a865b7dcd933476b004b86a15a705274b51cf57b2a194761601
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD51602b4d430fa71258d9c2316a9d5bc0a
SHA1f15fcccb9745de28c9965745b230b989ed42989f
SHA256ebcb9b0d5c1b93085d69baf7695b7d38e54ceed6521928df45860a6df062f916
SHA512847dedcb6afec2d9fdc0133d1162bc9b6baea31ec5cbe7fee69146e254350bdb02c22d876ec392d07953d580a97a1efb97595e7224b49762f8e31c49e9d498d3
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5996d4820cf66aa544b30ade35e0f6885
SHA1042239f791adcefec4015788553976dc347ecb50
SHA256b0e0d9a1dd849ca08a15706ef084ee9aafb47413885466ec38dfbdd2c7468718
SHA5127bd54713946dc863b6a54083ea6eb0dca9a239240692db464a10eca72cb68af868b2cfb552880af2985e5fd5a82c4b02c555f45d2d7e49d9677c6d6732f422ce
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5ebcde6c0aee5480c61eb39da851bad1d
SHA172faa317adb37081eee2af449be1d7672dd42ea0
SHA256322f5cde71ac6480b45a5abff02143b66e7ca86eb0b798da56d9b3628d381ea2
SHA51282d07198f9e2a5bc8d5e980e8be3f7fff6bf524e6aae1cbad04f246c1e149547703ee07d9b3dd34156bc7466ce404d9437a4701985b8116eac03262d4dee8bea
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Filesize
4.1MB
MD5909891c9ab1e5e345f7be572488780fc
SHA1269bc722b52983327051bbaa189199733a7ed09f
SHA25616df0afe5a4c87a2668bdec21c752d5c1f9d922d2ccb02341063692540f3875a
SHA512cefd20dd80cfe0dfd701d6c3237d8993b367b829894fc49c49c225f995cfb24cfbc645ee5b55f47a45be7b59eff5665ca7729677f6dcef0fd2ca8dfd53b6b7fe
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec