Analysis
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max time kernel
149s -
max time network
125s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
17-05-2024 23:51
Static task
static1
Behavioral task
behavioral1
Sample
c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe
Resource
win10v2004-20240508-en
General
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Target
c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe
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Size
4.1MB
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MD5
202255c6244fc49083352f47573f5307
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SHA1
f6efcb24bd73a19924bb97cd3e99e24b831ccd1d
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SHA256
c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2
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SHA512
8cd390a91732612b9f12f58ec4822e18c7dff798e01ac93f5bb68aca20bf86ce8724c4b13faa35c8bd47a35bed682afb4483080a1c774f3f66996debd848479f
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SSDEEP
98304:ZqqJgO7W9SnF2QTYg7Hzo9TU2Df9e/pZ+O7BTR2yKUS:ZqqJgO7W9SnJ3gf8jHXKh
Malware Config
Signatures
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Glupteba payload 19 IoCs
resource yara_rule behavioral1/memory/6084-2-0x0000000004C70000-0x000000000555B000-memory.dmp family_glupteba behavioral1/memory/6084-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/6084-116-0x0000000004C70000-0x000000000555B000-memory.dmp family_glupteba behavioral1/memory/6084-110-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/5296-133-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/6084-185-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/6116-216-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/6116-226-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/6116-228-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/6116-231-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/6116-234-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/6116-238-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/6116-240-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/6116-243-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/6116-246-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/6116-250-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/6116-252-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/6116-255-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/6116-258-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 3948 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 6116 csrss.exe 4780 injector.exe 6072 windefender.exe 4036 windefender.exe -
resource yara_rule behavioral1/files/0x000900000002340d-220.dat upx behavioral1/memory/6072-221-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/6072-225-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4036-229-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4036-235-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe Set value (str) \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\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 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 -
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 c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File created C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\rss c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe File created C:\Windows\rss\csrss.exe c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 2392 sc.exe -
pid Process 4924 powershell.exe 4488 powershell.exe 3344 powershell.exe 5216 powershell.exe 5344 powershell.exe 4212 powershell.exe 1768 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 3700 schtasks.exe 1272 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-364 = "Middle East Daylight Time" c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-91 = "Pacific SA Daylight Time" c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-3051 = "Qyzylorda Daylight Time" c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-172 = "Central Standard Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-112 = "Eastern Standard Time" c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-872 = "Pakistan Standard Time" c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2141 = "Transbaikal Daylight Time" c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-621 = "Korea Daylight Time" c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-792 = "SA Western Standard Time" c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates 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,-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,-162 = "Central Standard Time" c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.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,-282 = "Central Europe Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-382 = "South Africa Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-191 = "Mountain Daylight Time" c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-121 = "SA Pacific Daylight Time" c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1041 = "Ulaanbaatar Daylight Time" c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.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\2a\52C64B7E\@tzres.dll,-2141 = "Transbaikal Daylight Time" windefender.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 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\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-111 = "Eastern Daylight Time" c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-541 = "Myanmar Daylight Time" c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1892 = "Russia TZ 3 Standard Time" c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-591 = "Malay Peninsula Daylight Time" c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-401 = "Arabic Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2182 = "Astrakhan Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.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\2a\52C64B7E\@tzres.dll,-11 = "Azores Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-52 = "Greenland Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2431 = "Cuba Daylight Time" c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-384 = "Namibia Daylight Time" c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed 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,-661 = "Cen. Australia Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-982 = "Kamchatka Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1021 = "Bangladesh Daylight Time" c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2512 = "Lord Howe Standard Time" c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-572 = "China Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-335 = "Jordan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-71 = "Newfoundland Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-211 = "Pacific Daylight Time" c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-562 = "SE Asia Standard Time" c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-592 = "Malay Peninsula Standard Time" c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-222 = "Alaskan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-141 = "Canada Central Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-51 = "Greenland Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-381 = "South Africa Daylight Time" windefender.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 5344 powershell.exe 5344 powershell.exe 6084 c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe 6084 c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe 4212 powershell.exe 4212 powershell.exe 5296 c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe 5296 c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe 5296 c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe 5296 c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe 5296 c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe 5296 c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe 5296 c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe 5296 c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe 5296 c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe 5296 c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe 1768 powershell.exe 1768 powershell.exe 4924 powershell.exe 4924 powershell.exe 4924 powershell.exe 4488 powershell.exe 4488 powershell.exe 3344 powershell.exe 3344 powershell.exe 3344 powershell.exe 5216 powershell.exe 5216 powershell.exe 4780 injector.exe 4780 injector.exe 4780 injector.exe 4780 injector.exe 4780 injector.exe 4780 injector.exe 6116 csrss.exe 6116 csrss.exe 4780 injector.exe 4780 injector.exe 4780 injector.exe 4780 injector.exe 4780 injector.exe 4780 injector.exe 6116 csrss.exe 6116 csrss.exe 4780 injector.exe 4780 injector.exe 6116 csrss.exe 6116 csrss.exe 4780 injector.exe 4780 injector.exe 4780 injector.exe 4780 injector.exe 4780 injector.exe 4780 injector.exe 4780 injector.exe 4780 injector.exe 4780 injector.exe 4780 injector.exe 4780 injector.exe 4780 injector.exe 4780 injector.exe 4780 injector.exe 4780 injector.exe 4780 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 5344 powershell.exe Token: SeDebugPrivilege 6084 c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe Token: SeImpersonatePrivilege 6084 c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe Token: SeDebugPrivilege 4212 powershell.exe Token: SeDebugPrivilege 1768 powershell.exe Token: SeDebugPrivilege 4924 powershell.exe Token: SeDebugPrivilege 4488 powershell.exe Token: SeDebugPrivilege 3344 powershell.exe Token: SeDebugPrivilege 5216 powershell.exe Token: SeSystemEnvironmentPrivilege 6116 csrss.exe Token: SeSecurityPrivilege 2392 sc.exe Token: SeSecurityPrivilege 2392 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 6084 wrote to memory of 5344 6084 c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe 87 PID 6084 wrote to memory of 5344 6084 c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe 87 PID 6084 wrote to memory of 5344 6084 c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe 87 PID 5296 wrote to memory of 4212 5296 c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe 97 PID 5296 wrote to memory of 4212 5296 c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe 97 PID 5296 wrote to memory of 4212 5296 c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe 97 PID 5296 wrote to memory of 3700 5296 c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe 99 PID 5296 wrote to memory of 3700 5296 c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe 99 PID 3700 wrote to memory of 3948 3700 cmd.exe 102 PID 3700 wrote to memory of 3948 3700 cmd.exe 102 PID 5296 wrote to memory of 1768 5296 c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe 104 PID 5296 wrote to memory of 1768 5296 c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe 104 PID 5296 wrote to memory of 1768 5296 c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe 104 PID 5296 wrote to memory of 4924 5296 c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe 109 PID 5296 wrote to memory of 4924 5296 c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe 109 PID 5296 wrote to memory of 4924 5296 c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe 109 PID 5296 wrote to memory of 6116 5296 c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe 113 PID 5296 wrote to memory of 6116 5296 c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe 113 PID 5296 wrote to memory of 6116 5296 c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe 113 PID 6116 wrote to memory of 4488 6116 csrss.exe 114 PID 6116 wrote to memory of 4488 6116 csrss.exe 114 PID 6116 wrote to memory of 4488 6116 csrss.exe 114 PID 6116 wrote to memory of 3344 6116 csrss.exe 120 PID 6116 wrote to memory of 3344 6116 csrss.exe 120 PID 6116 wrote to memory of 3344 6116 csrss.exe 120 PID 6116 wrote to memory of 5216 6116 csrss.exe 122 PID 6116 wrote to memory of 5216 6116 csrss.exe 122 PID 6116 wrote to memory of 5216 6116 csrss.exe 122 PID 6116 wrote to memory of 4780 6116 csrss.exe 124 PID 6116 wrote to memory of 4780 6116 csrss.exe 124 PID 6072 wrote to memory of 1532 6072 windefender.exe 133 PID 6072 wrote to memory of 1532 6072 windefender.exe 133 PID 6072 wrote to memory of 1532 6072 windefender.exe 133 PID 1532 wrote to memory of 2392 1532 cmd.exe 134 PID 1532 wrote to memory of 2392 1532 cmd.exe 134 PID 1532 wrote to memory of 2392 1532 cmd.exe 134 -
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\c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe"C:\Users\Admin\AppData\Local\Temp\c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:6084 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:5344
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C:\Users\Admin\AppData\Local\Temp\c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe"C:\Users\Admin\AppData\Local\Temp\c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.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:5296 -
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:4212
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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:3700 -
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:3948
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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:1768
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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:4924
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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:6116 -
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:4488
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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:1272
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:4220
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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:3344
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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:5216
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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:4780
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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:3700
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:6072 -
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:1532 -
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:2392
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:4036
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
MD57b1d6e49cc2c138f27835f32f8c65384
SHA13c7aba983d335fcd266a24d1e499b38cdae3e9f4
SHA256dbaf75a6a19c9305cae12335825cb026b24c752751a4952f85c6055abb53f2fe
SHA5126a1a0709ddffc99d11dd828f8c309eb05dad6dd50770a0f5cd04032cb92d7b880389ceb5b6a007e97b43b638da670efd7004e592df907094117531b0f87392ba
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5171add5cae29ab74ef21057b051a1caa
SHA1729637aa4781a7347b09cf32612f19f8d425bd77
SHA25656cf79c2e7544788fdc6cb50fe4aa9607eaf3fe2ed131e1ecc30fb1936c186c9
SHA5129d883aa609cde0558f1eaec66e988ede67d5891caf0023ad2c6f8badbc2fcc59827c7d2594d833b6a07c07658199e30e8d574a7b11b87b9ef8b0c3d2623bb77b
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5a9f8a528d25c0cf7adac8c9f3292caae
SHA17f192368d9f256fc4e4c7edf0a677a93f57b463c
SHA256b7b50966b4dbf70c14b16fae6e2303bfffbc17f8edd9242bfade73f0fc963868
SHA5128117a3e07f276272cb4710d8f48a82bc49704e2faa3b0593a82fa696827326cf38c6fdf98d0ac554a548063d0033a08b93821b0b6ea15440fb1b8a262bc00d72
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD58091c32706a1777935de6e874d41f94f
SHA16d4c1157b21e0f20dae23a90e55c7ff40521844e
SHA256ed2286bbed4abedba172dae07b75c4e340e4078fc8912bbcf5c3cf57df250f62
SHA5127211e312845b80fbbe4356e52d2a60ca6ae696052371895856650d55bec29fe3c65ebee8c898cd10a2fe08079c291c57d7a2918abfbfd8cf7be731746895ebfb
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD576d3e228dd6752089176fb6a5e19b469
SHA1d3bf99e9b627bc36f6ab47964b3f57926ed08917
SHA256ff61f0a08b55ad4099b12cb35bbd4500d5b068fc367edeb8e734859933bcaf3d
SHA5127e224773946d198861743fc44aa643255247c2c10b400ff8935c05020654edc5c977c086c1ae3f6f9ab8e6d34134db73fb08d8a1bd7204a057f81eae5f32763c
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Filesize
4.1MB
MD5202255c6244fc49083352f47573f5307
SHA1f6efcb24bd73a19924bb97cd3e99e24b831ccd1d
SHA256c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2
SHA5128cd390a91732612b9f12f58ec4822e18c7dff798e01ac93f5bb68aca20bf86ce8724c4b13faa35c8bd47a35bed682afb4483080a1c774f3f66996debd848479f
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec