Analysis
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max time kernel
151s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20230915-en -
resource tags
arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system -
submitted
03/10/2023, 20:05
Static task
static1
General
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Target
faacdb3451257b019aa66e8fd66e72a012f9e45bdc19bfc8db9779a44e3e1ae7.exe
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Size
4.2MB
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MD5
3b87f8fb16ff450f7c563ae9a3ac9377
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SHA1
88430ed4d7d7f094b72c39e358b54514fccbc64d
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SHA256
faacdb3451257b019aa66e8fd66e72a012f9e45bdc19bfc8db9779a44e3e1ae7
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SHA512
59d7562e832f9571dd3508a66c2c07b3162705757b780a5d4b5d76104d45dd2e7d5ddbc1e615d06dba989d7dcdab3b4ef4ced24daae703fed80da03f468b02f6
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SSDEEP
98304:zUz34gHK7L+1pSUFiDEw1wHudwMFKo10eGOWTguq125RLA:A4KJpjMx1wHudZFf7MqY52
Malware Config
Signatures
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Glupteba payload 19 IoCs
resource yara_rule behavioral1/memory/3156-2-0x0000000004910000-0x00000000051FB000-memory.dmp family_glupteba behavioral1/memory/3156-3-0x0000000000400000-0x0000000002675000-memory.dmp family_glupteba behavioral1/memory/3156-22-0x0000000000400000-0x0000000002675000-memory.dmp family_glupteba behavioral1/memory/3156-23-0x0000000004910000-0x00000000051FB000-memory.dmp family_glupteba behavioral1/memory/3156-60-0x0000000000400000-0x0000000002675000-memory.dmp family_glupteba behavioral1/memory/1072-61-0x0000000000400000-0x0000000002675000-memory.dmp family_glupteba behavioral1/memory/1072-92-0x0000000000400000-0x0000000002675000-memory.dmp family_glupteba behavioral1/memory/1072-115-0x0000000000400000-0x0000000002675000-memory.dmp family_glupteba behavioral1/memory/1072-160-0x0000000000400000-0x0000000002675000-memory.dmp family_glupteba behavioral1/memory/1072-163-0x0000000000400000-0x0000000002675000-memory.dmp family_glupteba behavioral1/memory/4472-198-0x0000000000400000-0x0000000002675000-memory.dmp family_glupteba behavioral1/memory/4472-249-0x0000000000400000-0x0000000002675000-memory.dmp family_glupteba behavioral1/memory/4472-269-0x0000000000400000-0x0000000002675000-memory.dmp family_glupteba behavioral1/memory/4472-270-0x0000000000400000-0x0000000002675000-memory.dmp family_glupteba behavioral1/memory/4472-271-0x0000000000400000-0x0000000002675000-memory.dmp family_glupteba behavioral1/memory/4472-280-0x0000000000400000-0x0000000002675000-memory.dmp family_glupteba behavioral1/memory/4472-282-0x0000000000400000-0x0000000002675000-memory.dmp family_glupteba behavioral1/memory/4472-284-0x0000000000400000-0x0000000002675000-memory.dmp family_glupteba behavioral1/memory/4472-286-0x0000000000400000-0x0000000002675000-memory.dmp family_glupteba -
Modifies Windows Firewall 1 TTPs 1 IoCs
pid Process 4956 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 4472 csrss.exe 1148 injector.exe 1700 windefender.exe 2988 windefender.exe -
resource yara_rule behavioral1/files/0x00070000000230c7-274.dat upx behavioral1/files/0x00070000000230c7-276.dat upx behavioral1/files/0x00070000000230c7-277.dat upx behavioral1/memory/1700-279-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2988-281-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2988-287-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1574508946-349927670-1185736483-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" faacdb3451257b019aa66e8fd66e72a012f9e45bdc19bfc8db9779a44e3e1ae7.exe Set value (str) \REGISTRY\USER\S-1-5-21-1574508946-349927670-1185736483-1000\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 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 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 -
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 faacdb3451257b019aa66e8fd66e72a012f9e45bdc19bfc8db9779a44e3e1ae7.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\rss faacdb3451257b019aa66e8fd66e72a012f9e45bdc19bfc8db9779a44e3e1ae7.exe File created C:\Windows\rss\csrss.exe faacdb3451257b019aa66e8fd66e72a012f9e45bdc19bfc8db9779a44e3e1ae7.exe File created 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 5004 sc.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 2488 3156 WerFault.exe 86 -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 2736 schtasks.exe 2140 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 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\1e\52C64B7E\@tzres.dll,-11 = "Azores Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-132 = "US Eastern Standard Time" windefender.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-112 = "Eastern Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-391 = "Arab Daylight Time" faacdb3451257b019aa66e8fd66e72a012f9e45bdc19bfc8db9779a44e3e1ae7.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2061 = "North Korea Daylight Time" faacdb3451257b019aa66e8fd66e72a012f9e45bdc19bfc8db9779a44e3e1ae7.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-631 = "Tokyo Daylight Time" faacdb3451257b019aa66e8fd66e72a012f9e45bdc19bfc8db9779a44e3e1ae7.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-1041 = "Ulaanbaatar Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-251 = "Dateline Daylight Time" faacdb3451257b019aa66e8fd66e72a012f9e45bdc19bfc8db9779a44e3e1ae7.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1862 = "Russia TZ 6 Standard Time" faacdb3451257b019aa66e8fd66e72a012f9e45bdc19bfc8db9779a44e3e1ae7.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-151 = "Central America Daylight Time" faacdb3451257b019aa66e8fd66e72a012f9e45bdc19bfc8db9779a44e3e1ae7.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-211 = "Pacific Daylight Time" faacdb3451257b019aa66e8fd66e72a012f9e45bdc19bfc8db9779a44e3e1ae7.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-632 = "Tokyo Standard Time" faacdb3451257b019aa66e8fd66e72a012f9e45bdc19bfc8db9779a44e3e1ae7.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-751 = "Tonga Daylight Time" faacdb3451257b019aa66e8fd66e72a012f9e45bdc19bfc8db9779a44e3e1ae7.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2062 = "North Korea Standard Time" faacdb3451257b019aa66e8fd66e72a012f9e45bdc19bfc8db9779a44e3e1ae7.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2592 = "Tocantins Standard Time" faacdb3451257b019aa66e8fd66e72a012f9e45bdc19bfc8db9779a44e3e1ae7.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-662 = "Cen. Australia Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-722 = "Central Pacific Standard Time" faacdb3451257b019aa66e8fd66e72a012f9e45bdc19bfc8db9779a44e3e1ae7.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-352 = "FLE Standard Time" faacdb3451257b019aa66e8fd66e72a012f9e45bdc19bfc8db9779a44e3e1ae7.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-272 = "Greenwich Standard Time" faacdb3451257b019aa66e8fd66e72a012f9e45bdc19bfc8db9779a44e3e1ae7.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1722 = "Libya Standard Time" faacdb3451257b019aa66e8fd66e72a012f9e45bdc19bfc8db9779a44e3e1ae7.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-732 = "Fiji Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-831 = "SA Eastern Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-601 = "Taipei Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2572 = "Turks and Caicos Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-221 = "Alaskan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-732 = "Fiji Standard Time" faacdb3451257b019aa66e8fd66e72a012f9e45bdc19bfc8db9779a44e3e1ae7.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-871 = "Pakistan Daylight Time" faacdb3451257b019aa66e8fd66e72a012f9e45bdc19bfc8db9779a44e3e1ae7.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1501 = "Turkey Daylight Time" faacdb3451257b019aa66e8fd66e72a012f9e45bdc19bfc8db9779a44e3e1ae7.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2531 = "Chatham Islands Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2532 = "Chatham Islands Standard Time" faacdb3451257b019aa66e8fd66e72a012f9e45bdc19bfc8db9779a44e3e1ae7.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-214 = "Pacific Daylight Time (Mexico)" faacdb3451257b019aa66e8fd66e72a012f9e45bdc19bfc8db9779a44e3e1ae7.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-302 = "Romance Standard Time" faacdb3451257b019aa66e8fd66e72a012f9e45bdc19bfc8db9779a44e3e1ae7.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2942 = "Sao Tome Standard Time" faacdb3451257b019aa66e8fd66e72a012f9e45bdc19bfc8db9779a44e3e1ae7.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2792 = "Novosibirsk Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2452 = "Saint Pierre Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-202 = "US Mountain Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-932 = "Coordinated Universal Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1831 = "Russia TZ 2 Daylight Time" faacdb3451257b019aa66e8fd66e72a012f9e45bdc19bfc8db9779a44e3e1ae7.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-161 = "Central Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1944 powershell.exe 1944 powershell.exe 3156 faacdb3451257b019aa66e8fd66e72a012f9e45bdc19bfc8db9779a44e3e1ae7.exe 3156 faacdb3451257b019aa66e8fd66e72a012f9e45bdc19bfc8db9779a44e3e1ae7.exe 740 powershell.exe 740 powershell.exe 740 powershell.exe 1072 faacdb3451257b019aa66e8fd66e72a012f9e45bdc19bfc8db9779a44e3e1ae7.exe 1072 faacdb3451257b019aa66e8fd66e72a012f9e45bdc19bfc8db9779a44e3e1ae7.exe 1072 faacdb3451257b019aa66e8fd66e72a012f9e45bdc19bfc8db9779a44e3e1ae7.exe 1072 faacdb3451257b019aa66e8fd66e72a012f9e45bdc19bfc8db9779a44e3e1ae7.exe 1072 faacdb3451257b019aa66e8fd66e72a012f9e45bdc19bfc8db9779a44e3e1ae7.exe 1072 faacdb3451257b019aa66e8fd66e72a012f9e45bdc19bfc8db9779a44e3e1ae7.exe 1072 faacdb3451257b019aa66e8fd66e72a012f9e45bdc19bfc8db9779a44e3e1ae7.exe 1072 faacdb3451257b019aa66e8fd66e72a012f9e45bdc19bfc8db9779a44e3e1ae7.exe 1072 faacdb3451257b019aa66e8fd66e72a012f9e45bdc19bfc8db9779a44e3e1ae7.exe 1072 faacdb3451257b019aa66e8fd66e72a012f9e45bdc19bfc8db9779a44e3e1ae7.exe 4236 powershell.exe 4236 powershell.exe 3316 powershell.exe 3316 powershell.exe 1156 powershell.exe 1156 powershell.exe 228 powershell.exe 228 powershell.exe 4104 powershell.exe 4104 powershell.exe 1148 injector.exe 1148 injector.exe 1148 injector.exe 1148 injector.exe 1148 injector.exe 1148 injector.exe 4472 csrss.exe 4472 csrss.exe 1148 injector.exe 1148 injector.exe 1148 injector.exe 1148 injector.exe 1148 injector.exe 1148 injector.exe 4472 csrss.exe 4472 csrss.exe 1148 injector.exe 1148 injector.exe 1148 injector.exe 1148 injector.exe 1148 injector.exe 1148 injector.exe 1148 injector.exe 1148 injector.exe 1148 injector.exe 1148 injector.exe 1148 injector.exe 1148 injector.exe 1148 injector.exe 1148 injector.exe 1148 injector.exe 1148 injector.exe 1148 injector.exe 1148 injector.exe 1148 injector.exe 1148 injector.exe 1148 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 1944 powershell.exe Token: SeDebugPrivilege 3156 faacdb3451257b019aa66e8fd66e72a012f9e45bdc19bfc8db9779a44e3e1ae7.exe Token: SeImpersonatePrivilege 3156 faacdb3451257b019aa66e8fd66e72a012f9e45bdc19bfc8db9779a44e3e1ae7.exe Token: SeDebugPrivilege 740 powershell.exe Token: SeDebugPrivilege 4236 powershell.exe Token: SeDebugPrivilege 3316 powershell.exe Token: SeDebugPrivilege 1156 powershell.exe Token: SeDebugPrivilege 228 powershell.exe Token: SeDebugPrivilege 4104 powershell.exe Token: SeSystemEnvironmentPrivilege 4472 csrss.exe Token: SeSecurityPrivilege 5004 sc.exe Token: SeSecurityPrivilege 5004 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 3156 wrote to memory of 1944 3156 faacdb3451257b019aa66e8fd66e72a012f9e45bdc19bfc8db9779a44e3e1ae7.exe 92 PID 3156 wrote to memory of 1944 3156 faacdb3451257b019aa66e8fd66e72a012f9e45bdc19bfc8db9779a44e3e1ae7.exe 92 PID 3156 wrote to memory of 1944 3156 faacdb3451257b019aa66e8fd66e72a012f9e45bdc19bfc8db9779a44e3e1ae7.exe 92 PID 1072 wrote to memory of 740 1072 faacdb3451257b019aa66e8fd66e72a012f9e45bdc19bfc8db9779a44e3e1ae7.exe 104 PID 1072 wrote to memory of 740 1072 faacdb3451257b019aa66e8fd66e72a012f9e45bdc19bfc8db9779a44e3e1ae7.exe 104 PID 1072 wrote to memory of 740 1072 faacdb3451257b019aa66e8fd66e72a012f9e45bdc19bfc8db9779a44e3e1ae7.exe 104 PID 1072 wrote to memory of 4384 1072 faacdb3451257b019aa66e8fd66e72a012f9e45bdc19bfc8db9779a44e3e1ae7.exe 108 PID 1072 wrote to memory of 4384 1072 faacdb3451257b019aa66e8fd66e72a012f9e45bdc19bfc8db9779a44e3e1ae7.exe 108 PID 4384 wrote to memory of 4956 4384 cmd.exe 110 PID 4384 wrote to memory of 4956 4384 cmd.exe 110 PID 1072 wrote to memory of 4236 1072 faacdb3451257b019aa66e8fd66e72a012f9e45bdc19bfc8db9779a44e3e1ae7.exe 111 PID 1072 wrote to memory of 4236 1072 faacdb3451257b019aa66e8fd66e72a012f9e45bdc19bfc8db9779a44e3e1ae7.exe 111 PID 1072 wrote to memory of 4236 1072 faacdb3451257b019aa66e8fd66e72a012f9e45bdc19bfc8db9779a44e3e1ae7.exe 111 PID 1072 wrote to memory of 3316 1072 faacdb3451257b019aa66e8fd66e72a012f9e45bdc19bfc8db9779a44e3e1ae7.exe 113 PID 1072 wrote to memory of 3316 1072 faacdb3451257b019aa66e8fd66e72a012f9e45bdc19bfc8db9779a44e3e1ae7.exe 113 PID 1072 wrote to memory of 3316 1072 faacdb3451257b019aa66e8fd66e72a012f9e45bdc19bfc8db9779a44e3e1ae7.exe 113 PID 1072 wrote to memory of 4472 1072 faacdb3451257b019aa66e8fd66e72a012f9e45bdc19bfc8db9779a44e3e1ae7.exe 115 PID 1072 wrote to memory of 4472 1072 faacdb3451257b019aa66e8fd66e72a012f9e45bdc19bfc8db9779a44e3e1ae7.exe 115 PID 1072 wrote to memory of 4472 1072 faacdb3451257b019aa66e8fd66e72a012f9e45bdc19bfc8db9779a44e3e1ae7.exe 115 PID 4472 wrote to memory of 1156 4472 csrss.exe 116 PID 4472 wrote to memory of 1156 4472 csrss.exe 116 PID 4472 wrote to memory of 1156 4472 csrss.exe 116 PID 4472 wrote to memory of 228 4472 csrss.exe 121 PID 4472 wrote to memory of 228 4472 csrss.exe 121 PID 4472 wrote to memory of 228 4472 csrss.exe 121 PID 4472 wrote to memory of 4104 4472 csrss.exe 124 PID 4472 wrote to memory of 4104 4472 csrss.exe 124 PID 4472 wrote to memory of 4104 4472 csrss.exe 124 PID 4472 wrote to memory of 1148 4472 csrss.exe 126 PID 4472 wrote to memory of 1148 4472 csrss.exe 126 PID 1700 wrote to memory of 3204 1700 windefender.exe 132 PID 1700 wrote to memory of 3204 1700 windefender.exe 132 PID 1700 wrote to memory of 3204 1700 windefender.exe 132 PID 3204 wrote to memory of 5004 3204 cmd.exe 133 PID 3204 wrote to memory of 5004 3204 cmd.exe 133 PID 3204 wrote to memory of 5004 3204 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\faacdb3451257b019aa66e8fd66e72a012f9e45bdc19bfc8db9779a44e3e1ae7.exe"C:\Users\Admin\AppData\Local\Temp\faacdb3451257b019aa66e8fd66e72a012f9e45bdc19bfc8db9779a44e3e1ae7.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3156 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1944
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C:\Users\Admin\AppData\Local\Temp\faacdb3451257b019aa66e8fd66e72a012f9e45bdc19bfc8db9779a44e3e1ae7.exe"C:\Users\Admin\AppData\Local\Temp\faacdb3451257b019aa66e8fd66e72a012f9e45bdc19bfc8db9779a44e3e1ae7.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:1072 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:740
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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:4384 -
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:4956
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4236
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3316
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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:4472 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1156
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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:2736
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:2752
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:228
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4104
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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:1148
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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:2140
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1700 -
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:3204 -
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:5004
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3156 -s 9442⤵
- Program crash
PID:2488
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 484 -p 3156 -ip 31561⤵PID:4760
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:2988
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
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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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
MD5f36f67c3db2058f77bdc10ef8a652e9e
SHA1ca17b46e43276438867edc17dd3168d0fe928aef
SHA2564822121100987209a737a385b348b687c51d8676a5e4b2bb32fc576a61f9a734
SHA512e3dc17451c1e9af93e984e19bf6ea4926243c9054527d06024f0d6da23419dd6fc1d7c5c5533cbe0bbf073763cef52355b394c1f2ee0c792b8de1e8018e64b24
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5ddf32e48d596faa40417055de48c6445
SHA17e254aa014195116bad3ed5619fd7e97a46a4183
SHA256262574b1a18bb6806f020048cab458641533d6faf87d0b783e5f5c940afb73bd
SHA5125687d320f575b36f3f110e44220986995f6b17f3e4aaaa74f12c20e8b1d2966f9cbbda4ecde3a6980a16d657e4f23a85fd8d1101248c63b38d927e5fd894bc43
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD58bf715283c498d6c8a6855e671c8618c
SHA10daac5710899e8186ac7429698afc2daeb013210
SHA2566fd045d8e54f32a5cefb32d49a124855c24180adc8003b305f4bdfe71ea005bc
SHA51292e8297488c94ff5a1d062fe67bcfd1ab557f14addd5d20f69debe7846575be81063b8b07cdda1203e60bc3148c46191ce0f8b71c701be958960296fd5b94956
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5343ef9b25f367e750ea172908e251f08
SHA198118b7a33721f81b4a23a4dc46d86ea2bbcde47
SHA256be4f824bc326722329669351f3c591c5bfc6a221e1b01679f779378b7686d6a5
SHA51294bdae02a5447835d3743d1354c731733d604c12340787df430f8964dbca7a5d67e1aa3b308622447ac9ccbab8b1c704621c9ea477b73d15fcca06cdb2ad3615
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD59dbc6911d93e6ffbf4259a2dad3e9b26
SHA105f3f8f2170f8d614798292dcec9ed914ffc3ff5
SHA256069578e28b6ae87f009181a6d907528d5fd3105dbe91c8c684bfc91327ec5136
SHA512b5c5b7ad47c142bb6530dad1be0ce3e522c4fe66b7e6a55175b9c374ee9d1247f7e3f00189824ab6261a82c18d83131aedfd9754c6c98c0450e8dcb2d574bb67
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Filesize
4.2MB
MD53b87f8fb16ff450f7c563ae9a3ac9377
SHA188430ed4d7d7f094b72c39e358b54514fccbc64d
SHA256faacdb3451257b019aa66e8fd66e72a012f9e45bdc19bfc8db9779a44e3e1ae7
SHA51259d7562e832f9571dd3508a66c2c07b3162705757b780a5d4b5d76104d45dd2e7d5ddbc1e615d06dba989d7dcdab3b4ef4ced24daae703fed80da03f468b02f6
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Filesize
4.2MB
MD53b87f8fb16ff450f7c563ae9a3ac9377
SHA188430ed4d7d7f094b72c39e358b54514fccbc64d
SHA256faacdb3451257b019aa66e8fd66e72a012f9e45bdc19bfc8db9779a44e3e1ae7
SHA51259d7562e832f9571dd3508a66c2c07b3162705757b780a5d4b5d76104d45dd2e7d5ddbc1e615d06dba989d7dcdab3b4ef4ced24daae703fed80da03f468b02f6
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec