Analysis
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max time kernel
149s -
max time network
154s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
16/05/2024, 10:24
Static task
static1
Behavioral task
behavioral1
Sample
17fa7cd466f579b06e8096fd7d70f6db9f6523139a7de19df0d7043da3226eaa.exe
Resource
win10v2004-20240508-en
General
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Target
17fa7cd466f579b06e8096fd7d70f6db9f6523139a7de19df0d7043da3226eaa.exe
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Size
4.1MB
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MD5
45f2f176b152e4b59722004567f7b340
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SHA1
93aea44a54e20bb28636d74a1c60cfcc01e28804
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SHA256
17fa7cd466f579b06e8096fd7d70f6db9f6523139a7de19df0d7043da3226eaa
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SHA512
288191e726dd66453e909181e730a590bcbe5757c6d18c014f1437559c17df333a163d71daecb04192be5fc7429403cd0de5e653e2276c8cc37b78943f2286e0
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SSDEEP
98304:dBH5QtHgtXZGwxAeX68LG3wNCsYjHyiS0gsLIyJOWEFSdaDQG3a9ntC:dBZQtHgtXlxHq4G3ixkyiJTOnSQDy9ng
Malware Config
Signatures
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Glupteba payload 18 IoCs
resource yara_rule behavioral1/memory/4268-2-0x0000000002D30000-0x000000000361B000-memory.dmp family_glupteba behavioral1/memory/4268-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4268-56-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4268-85-0x0000000002D30000-0x000000000361B000-memory.dmp family_glupteba behavioral1/memory/1112-138-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3316-218-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3316-227-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3316-233-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3316-237-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3316-242-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3316-246-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3316-250-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3316-253-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3316-257-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3316-262-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3316-266-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3316-269-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3316-273-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 2040 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 3316 csrss.exe 4356 injector.exe 3536 windefender.exe 2668 windefender.exe -
resource yara_rule behavioral1/files/0x000900000002340d-222.dat upx behavioral1/memory/3536-223-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2668-228-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3536-230-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2668-234-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2668-243-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 17fa7cd466f579b06e8096fd7d70f6db9f6523139a7de19df0d7043da3226eaa.exe Set value (str) \REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\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 17fa7cd466f579b06e8096fd7d70f6db9f6523139a7de19df0d7043da3226eaa.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss 17fa7cd466f579b06e8096fd7d70f6db9f6523139a7de19df0d7043da3226eaa.exe File created C:\Windows\rss\csrss.exe 17fa7cd466f579b06e8096fd7d70f6db9f6523139a7de19df0d7043da3226eaa.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 2168 sc.exe -
pid Process 4808 powershell.exe 4724 powershell.exe 820 powershell.exe 4656 powershell.exe 404 powershell.exe 3936 powershell.exe 4576 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 4636 schtasks.exe 3960 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-441 = "Arabian Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-402 = "Arabic Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-105 = "Central Brazilian Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-431 = "Iran Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\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\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2141 = "Transbaikal Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2411 = "Marquesas Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2062 = "North Korea Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2531 = "Chatham Islands Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-601 = "Taipei Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1842 = "Russia TZ 4 Standard Time" 17fa7cd466f579b06e8096fd7d70f6db9f6523139a7de19df0d7043da3226eaa.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-382 = "South Africa Standard Time" 17fa7cd466f579b06e8096fd7d70f6db9f6523139a7de19df0d7043da3226eaa.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 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\2a\52C64B7E\@tzres.dll,-372 = "Jerusalem Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-832 = "SA Eastern Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-262 = "GMT Standard Time" 17fa7cd466f579b06e8096fd7d70f6db9f6523139a7de19df0d7043da3226eaa.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1722 = "Libya Standard Time" 17fa7cd466f579b06e8096fd7d70f6db9f6523139a7de19df0d7043da3226eaa.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-332 = "E. Europe Standard Time" windefender.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\SystemCertificates\CA\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-451 = "Caucasus Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-32 = "Mid-Atlantic Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-442 = "Arabian Standard Time" 17fa7cd466f579b06e8096fd7d70f6db9f6523139a7de19df0d7043da3226eaa.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs 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\2a\52C64B7E\@tzres.dll,-42 = "E. South America Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-751 = "Tonga Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2182 = "Astrakhan Standard Time" 17fa7cd466f579b06e8096fd7d70f6db9f6523139a7de19df0d7043da3226eaa.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-351 = "FLE Daylight Time" 17fa7cd466f579b06e8096fd7d70f6db9f6523139a7de19df0d7043da3226eaa.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2491 = "Aus Central W. Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-292 = "Central European Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-215 = "Pacific Standard Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-131 = "US Eastern Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2341 = "Haiti Daylight Time" 17fa7cd466f579b06e8096fd7d70f6db9f6523139a7de19df0d7043da3226eaa.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\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 powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-411 = "E. Africa Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-341 = "Egypt Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-214 = "Pacific Daylight Time (Mexico)" 17fa7cd466f579b06e8096fd7d70f6db9f6523139a7de19df0d7043da3226eaa.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2792 = "Novosibirsk Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-92 = "Pacific SA Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-792 = "SA Western Standard Time" 17fa7cd466f579b06e8096fd7d70f6db9f6523139a7de19df0d7043da3226eaa.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-752 = "Tonga Standard Time" 17fa7cd466f579b06e8096fd7d70f6db9f6523139a7de19df0d7043da3226eaa.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2142 = "Transbaikal Standard Time" 17fa7cd466f579b06e8096fd7d70f6db9f6523139a7de19df0d7043da3226eaa.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-722 = "Central Pacific Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-491 = "India Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1722 = "Libya Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-192 = "Mountain Standard Time" 17fa7cd466f579b06e8096fd7d70f6db9f6523139a7de19df0d7043da3226eaa.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2061 = "North Korea Daylight Time" 17fa7cd466f579b06e8096fd7d70f6db9f6523139a7de19df0d7043da3226eaa.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 3936 powershell.exe 3936 powershell.exe 4268 17fa7cd466f579b06e8096fd7d70f6db9f6523139a7de19df0d7043da3226eaa.exe 4268 17fa7cd466f579b06e8096fd7d70f6db9f6523139a7de19df0d7043da3226eaa.exe 4576 powershell.exe 4576 powershell.exe 4576 powershell.exe 1112 17fa7cd466f579b06e8096fd7d70f6db9f6523139a7de19df0d7043da3226eaa.exe 1112 17fa7cd466f579b06e8096fd7d70f6db9f6523139a7de19df0d7043da3226eaa.exe 1112 17fa7cd466f579b06e8096fd7d70f6db9f6523139a7de19df0d7043da3226eaa.exe 1112 17fa7cd466f579b06e8096fd7d70f6db9f6523139a7de19df0d7043da3226eaa.exe 1112 17fa7cd466f579b06e8096fd7d70f6db9f6523139a7de19df0d7043da3226eaa.exe 1112 17fa7cd466f579b06e8096fd7d70f6db9f6523139a7de19df0d7043da3226eaa.exe 1112 17fa7cd466f579b06e8096fd7d70f6db9f6523139a7de19df0d7043da3226eaa.exe 1112 17fa7cd466f579b06e8096fd7d70f6db9f6523139a7de19df0d7043da3226eaa.exe 1112 17fa7cd466f579b06e8096fd7d70f6db9f6523139a7de19df0d7043da3226eaa.exe 1112 17fa7cd466f579b06e8096fd7d70f6db9f6523139a7de19df0d7043da3226eaa.exe 4808 powershell.exe 4808 powershell.exe 4724 powershell.exe 4724 powershell.exe 820 powershell.exe 820 powershell.exe 4656 powershell.exe 4656 powershell.exe 404 powershell.exe 404 powershell.exe 4356 injector.exe 4356 injector.exe 4356 injector.exe 4356 injector.exe 4356 injector.exe 4356 injector.exe 3316 csrss.exe 3316 csrss.exe 4356 injector.exe 4356 injector.exe 4356 injector.exe 4356 injector.exe 4356 injector.exe 4356 injector.exe 3316 csrss.exe 3316 csrss.exe 4356 injector.exe 4356 injector.exe 3316 csrss.exe 3316 csrss.exe 4356 injector.exe 4356 injector.exe 4356 injector.exe 4356 injector.exe 4356 injector.exe 4356 injector.exe 4356 injector.exe 4356 injector.exe 4356 injector.exe 4356 injector.exe 4356 injector.exe 4356 injector.exe 4356 injector.exe 4356 injector.exe 4356 injector.exe 4356 injector.exe 4356 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 3936 powershell.exe Token: SeDebugPrivilege 4268 17fa7cd466f579b06e8096fd7d70f6db9f6523139a7de19df0d7043da3226eaa.exe Token: SeImpersonatePrivilege 4268 17fa7cd466f579b06e8096fd7d70f6db9f6523139a7de19df0d7043da3226eaa.exe Token: SeDebugPrivilege 4576 powershell.exe Token: SeDebugPrivilege 4808 powershell.exe Token: SeDebugPrivilege 4724 powershell.exe Token: SeDebugPrivilege 820 powershell.exe Token: SeDebugPrivilege 4656 powershell.exe Token: SeDebugPrivilege 404 powershell.exe Token: SeSystemEnvironmentPrivilege 3316 csrss.exe Token: SeSecurityPrivilege 2168 sc.exe Token: SeSecurityPrivilege 2168 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 4268 wrote to memory of 3936 4268 17fa7cd466f579b06e8096fd7d70f6db9f6523139a7de19df0d7043da3226eaa.exe 87 PID 4268 wrote to memory of 3936 4268 17fa7cd466f579b06e8096fd7d70f6db9f6523139a7de19df0d7043da3226eaa.exe 87 PID 4268 wrote to memory of 3936 4268 17fa7cd466f579b06e8096fd7d70f6db9f6523139a7de19df0d7043da3226eaa.exe 87 PID 1112 wrote to memory of 4576 1112 17fa7cd466f579b06e8096fd7d70f6db9f6523139a7de19df0d7043da3226eaa.exe 98 PID 1112 wrote to memory of 4576 1112 17fa7cd466f579b06e8096fd7d70f6db9f6523139a7de19df0d7043da3226eaa.exe 98 PID 1112 wrote to memory of 4576 1112 17fa7cd466f579b06e8096fd7d70f6db9f6523139a7de19df0d7043da3226eaa.exe 98 PID 1112 wrote to memory of 3244 1112 17fa7cd466f579b06e8096fd7d70f6db9f6523139a7de19df0d7043da3226eaa.exe 100 PID 1112 wrote to memory of 3244 1112 17fa7cd466f579b06e8096fd7d70f6db9f6523139a7de19df0d7043da3226eaa.exe 100 PID 3244 wrote to memory of 2040 3244 cmd.exe 102 PID 3244 wrote to memory of 2040 3244 cmd.exe 102 PID 1112 wrote to memory of 4808 1112 17fa7cd466f579b06e8096fd7d70f6db9f6523139a7de19df0d7043da3226eaa.exe 104 PID 1112 wrote to memory of 4808 1112 17fa7cd466f579b06e8096fd7d70f6db9f6523139a7de19df0d7043da3226eaa.exe 104 PID 1112 wrote to memory of 4808 1112 17fa7cd466f579b06e8096fd7d70f6db9f6523139a7de19df0d7043da3226eaa.exe 104 PID 1112 wrote to memory of 4724 1112 17fa7cd466f579b06e8096fd7d70f6db9f6523139a7de19df0d7043da3226eaa.exe 106 PID 1112 wrote to memory of 4724 1112 17fa7cd466f579b06e8096fd7d70f6db9f6523139a7de19df0d7043da3226eaa.exe 106 PID 1112 wrote to memory of 4724 1112 17fa7cd466f579b06e8096fd7d70f6db9f6523139a7de19df0d7043da3226eaa.exe 106 PID 1112 wrote to memory of 3316 1112 17fa7cd466f579b06e8096fd7d70f6db9f6523139a7de19df0d7043da3226eaa.exe 108 PID 1112 wrote to memory of 3316 1112 17fa7cd466f579b06e8096fd7d70f6db9f6523139a7de19df0d7043da3226eaa.exe 108 PID 1112 wrote to memory of 3316 1112 17fa7cd466f579b06e8096fd7d70f6db9f6523139a7de19df0d7043da3226eaa.exe 108 PID 3316 wrote to memory of 820 3316 csrss.exe 109 PID 3316 wrote to memory of 820 3316 csrss.exe 109 PID 3316 wrote to memory of 820 3316 csrss.exe 109 PID 3316 wrote to memory of 4656 3316 csrss.exe 115 PID 3316 wrote to memory of 4656 3316 csrss.exe 115 PID 3316 wrote to memory of 4656 3316 csrss.exe 115 PID 3316 wrote to memory of 404 3316 csrss.exe 117 PID 3316 wrote to memory of 404 3316 csrss.exe 117 PID 3316 wrote to memory of 404 3316 csrss.exe 117 PID 3316 wrote to memory of 4356 3316 csrss.exe 120 PID 3316 wrote to memory of 4356 3316 csrss.exe 120 PID 3536 wrote to memory of 3304 3536 windefender.exe 127 PID 3536 wrote to memory of 3304 3536 windefender.exe 127 PID 3536 wrote to memory of 3304 3536 windefender.exe 127 PID 3304 wrote to memory of 2168 3304 cmd.exe 128 PID 3304 wrote to memory of 2168 3304 cmd.exe 128 PID 3304 wrote to memory of 2168 3304 cmd.exe 128 -
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\17fa7cd466f579b06e8096fd7d70f6db9f6523139a7de19df0d7043da3226eaa.exe"C:\Users\Admin\AppData\Local\Temp\17fa7cd466f579b06e8096fd7d70f6db9f6523139a7de19df0d7043da3226eaa.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4268 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3936
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C:\Users\Admin\AppData\Local\Temp\17fa7cd466f579b06e8096fd7d70f6db9f6523139a7de19df0d7043da3226eaa.exe"C:\Users\Admin\AppData\Local\Temp\17fa7cd466f579b06e8096fd7d70f6db9f6523139a7de19df0d7043da3226eaa.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:1112 -
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:4576
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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:3244 -
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:2040
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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:4808
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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:4724
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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:3316 -
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:820
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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:3960
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:2496
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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:4656
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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:404
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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:4356
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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:4636
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3536 -
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:3304 -
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:2168
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:2668
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
MD59ebe9ed42b12fc929a46cea1137842b6
SHA107be49366e6bd5b6af75c5a55ba38cdc69c13290
SHA256aa4fe50cfd1c8282454dc9a564a036fb5661340e97e9f9a354f70cbd5896a250
SHA51249d3173cebfb3728d94986980c8620abfd48275ab4499b346e38155f20be2796ab6a2796b6e2e5868e7b3510ff127455cebcca9f4325ffc7d72a71a19e38721b
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5d6496332250205d84cc5950a5ff74421
SHA1171ac6f54c431a66376307abd8f65f6492ca3480
SHA256212bdfdc4be0b682c6f62670e5d4e13d6ccc5a114f0b8556698e08c14a76b5e6
SHA512dc636fd23aea9e8ee22e010c8b222723c670513eda1076b780a5d335a83f6e318418630b5c44242c475545fdcdbecc4ee71e5e5ef15a553838d725b604fb5449
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5bba66353eb30187f8e784f3a7070d9a6
SHA1be45ad35069d9b5970380d75b7a4348c316c0184
SHA256f0fd489ec5b4f22d99609908c3dbe8023d417df803f9801cedcd826a6c5d64ea
SHA5120d32499acb1c7beffe2bcbab15af8315082e5220cd1bd89c9988dc38486b9bff9327e8c591e33eafc05f5b6e6753555dcedda6589cd1e359c246f5d2bd9f48dc
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD55c4173e311b76706f022c53d07aed4d0
SHA181c6dff5a62e1665b2c9f96b4fdd8384bdf012a3
SHA25694fe9c5bf6d62978d52037eed6349dc231c1b6c2a904dd6e2bde203f24f360e8
SHA512c5146f351fd490c7c815cdc4a977c82364da119d412021e8223d30b951bde935b14f76765a7043654759db280b8c406e09fb9360edcd402c2ce9d974ef8ce52a
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5fcd1e52cbd1995f3492c09b3fe8b7ccc
SHA151670d45630569d51fbd9a163fd5092ab2808390
SHA256ffbbe6a81010dffc5b12f1629066e4c1a649520c21390b60e74481bf88ca634a
SHA5124ac9a0857159e0f8ab19215aea25421dca3bed539f5eeee16adec0491e364aa1a001a99f6d6dc3f3d5c1fd9294125b83c4a45d534f25d018cbc25aff00ee052a
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Filesize
4.1MB
MD545f2f176b152e4b59722004567f7b340
SHA193aea44a54e20bb28636d74a1c60cfcc01e28804
SHA25617fa7cd466f579b06e8096fd7d70f6db9f6523139a7de19df0d7043da3226eaa
SHA512288191e726dd66453e909181e730a590bcbe5757c6d18c014f1437559c17df333a163d71daecb04192be5fc7429403cd0de5e653e2276c8cc37b78943f2286e0
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec