Analysis
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max time kernel
150s -
max time network
134s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
16/05/2024, 19:13
Static task
static1
Behavioral task
behavioral1
Sample
74d12e30c2579d89349c0b6940a906bddbf72e1540c37333c9508bf86e33ca99.exe
Resource
win10v2004-20240426-en
General
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Target
74d12e30c2579d89349c0b6940a906bddbf72e1540c37333c9508bf86e33ca99.exe
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Size
4.1MB
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MD5
d9f38e8050a525f0bee79251c32416a9
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SHA1
46a20e4069684cde5563b4ed3eda24aeffd5e5ec
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SHA256
74d12e30c2579d89349c0b6940a906bddbf72e1540c37333c9508bf86e33ca99
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SHA512
81c19bec2dec5d0df11fe50da8f672414441d902fd394371a06a1e5bbbbe037b0db831fb846c2b234f434b1677207a740cadb86ffa9d8b015cabd29f06a68e1f
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SSDEEP
98304:IafxS+/KFMRhUpFC/J2Pi0cUKp/eH4HXqRotZhpRBIVvLyjX:I4KGRhU7CB2KZRm43qRo3hpTjX
Malware Config
Signatures
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Glupteba payload 18 IoCs
resource yara_rule behavioral1/memory/3144-2-0x0000000002DC0000-0x00000000036AB000-memory.dmp family_glupteba behavioral1/memory/3144-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3304-56-0x0000000002D70000-0x000000000365B000-memory.dmp family_glupteba behavioral1/memory/3144-128-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3304-134-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1196-171-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1196-215-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1196-226-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1196-229-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1196-232-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1196-235-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1196-238-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1196-241-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1196-244-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1196-247-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1196-250-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1196-253-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1196-256-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 1140 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 1196 csrss.exe 1488 injector.exe 3544 windefender.exe 3172 windefender.exe -
resource yara_rule behavioral1/files/0x0009000000023436-218.dat upx behavioral1/memory/3544-219-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3172-224-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3544-223-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3172-228-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3172-233-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 74d12e30c2579d89349c0b6940a906bddbf72e1540c37333c9508bf86e33ca99.exe Set value (str) \REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\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 74d12e30c2579d89349c0b6940a906bddbf72e1540c37333c9508bf86e33ca99.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss 74d12e30c2579d89349c0b6940a906bddbf72e1540c37333c9508bf86e33ca99.exe File created C:\Windows\rss\csrss.exe 74d12e30c2579d89349c0b6940a906bddbf72e1540c37333c9508bf86e33ca99.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 1396 sc.exe -
pid Process 2952 powershell.exe 3932 powershell.exe 3640 powershell.exe 3916 powershell.exe 4476 powershell.exe 864 powershell.exe 3260 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 3688 schtasks.exe 4412 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-262 = "GMT Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-362 = "GTB Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-452 = "Caucasus Standard Time" 74d12e30c2579d89349c0b6940a906bddbf72e1540c37333c9508bf86e33ca99.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-221 = "Alaskan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2041 = "Eastern Daylight Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-352 = "FLE Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2791 = "Novosibirsk Daylight Time" 74d12e30c2579d89349c0b6940a906bddbf72e1540c37333c9508bf86e33ca99.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1861 = "Russia TZ 6 Daylight Time" 74d12e30c2579d89349c0b6940a906bddbf72e1540c37333c9508bf86e33ca99.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-381 = "South Africa Daylight Time" 74d12e30c2579d89349c0b6940a906bddbf72e1540c37333c9508bf86e33ca99.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-632 = "Tokyo Standard Time" 74d12e30c2579d89349c0b6940a906bddbf72e1540c37333c9508bf86e33ca99.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-742 = "New Zealand Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1862 = "Russia TZ 6 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1041 = "Ulaanbaatar Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1891 = "Russia TZ 3 Daylight Time" 74d12e30c2579d89349c0b6940a906bddbf72e1540c37333c9508bf86e33ca99.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.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,-41 = "E. South America Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\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\C:\Windows\system32\,@tzres.dll,-441 = "Arabian Daylight Time" 74d12e30c2579d89349c0b6940a906bddbf72e1540c37333c9508bf86e33ca99.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-342 = "Egypt Standard Time" 74d12e30c2579d89349c0b6940a906bddbf72e1540c37333c9508bf86e33ca99.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2772 = "Omsk Standard Time" 74d12e30c2579d89349c0b6940a906bddbf72e1540c37333c9508bf86e33ca99.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1931 = "Russia TZ 11 Daylight Time" 74d12e30c2579d89349c0b6940a906bddbf72e1540c37333c9508bf86e33ca99.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1912 = "Russia TZ 10 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2892 = "Sudan Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2772 = "Omsk Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-591 = "Malay Peninsula Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-401 = "Arabic Daylight Time" 74d12e30c2579d89349c0b6940a906bddbf72e1540c37333c9508bf86e33ca99.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-261 = "GMT Daylight Time" 74d12e30c2579d89349c0b6940a906bddbf72e1540c37333c9508bf86e33ca99.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-541 = "Myanmar Daylight Time" 74d12e30c2579d89349c0b6940a906bddbf72e1540c37333c9508bf86e33ca99.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\C:\Windows\system32\,@tzres.dll,-382 = "South Africa Standard Time" 74d12e30c2579d89349c0b6940a906bddbf72e1540c37333c9508bf86e33ca99.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-161 = "Central Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2372 = "Easter Island Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1472 = "Magadan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-211 = "Pacific Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-215 = "Pacific Standard Time (Mexico)" 74d12e30c2579d89349c0b6940a906bddbf72e1540c37333c9508bf86e33ca99.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs 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\2a\52C64B7E\@tzres.dll,-2391 = "Aleutian Daylight Time" windefender.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-351 = "FLE Daylight Time" 74d12e30c2579d89349c0b6940a906bddbf72e1540c37333c9508bf86e33ca99.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1412 = "Syria Standard Time" 74d12e30c2579d89349c0b6940a906bddbf72e1540c37333c9508bf86e33ca99.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-692 = "Tasmania Standard Time" 74d12e30c2579d89349c0b6940a906bddbf72e1540c37333c9508bf86e33ca99.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-691 = "Tasmania Daylight Time" 74d12e30c2579d89349c0b6940a906bddbf72e1540c37333c9508bf86e33ca99.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-841 = "Argentina Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-462 = "Afghanistan Standard Time" 74d12e30c2579d89349c0b6940a906bddbf72e1540c37333c9508bf86e33ca99.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-301 = "Romance Daylight Time" 74d12e30c2579d89349c0b6940a906bddbf72e1540c37333c9508bf86e33ca99.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-562 = "SE Asia Standard Time" 74d12e30c2579d89349c0b6940a906bddbf72e1540c37333c9508bf86e33ca99.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1822 = "Russia TZ 1 Standard Time" windefender.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 3260 powershell.exe 3260 powershell.exe 3144 74d12e30c2579d89349c0b6940a906bddbf72e1540c37333c9508bf86e33ca99.exe 3144 74d12e30c2579d89349c0b6940a906bddbf72e1540c37333c9508bf86e33ca99.exe 2952 powershell.exe 2952 powershell.exe 2952 powershell.exe 3304 74d12e30c2579d89349c0b6940a906bddbf72e1540c37333c9508bf86e33ca99.exe 3304 74d12e30c2579d89349c0b6940a906bddbf72e1540c37333c9508bf86e33ca99.exe 3304 74d12e30c2579d89349c0b6940a906bddbf72e1540c37333c9508bf86e33ca99.exe 3304 74d12e30c2579d89349c0b6940a906bddbf72e1540c37333c9508bf86e33ca99.exe 3304 74d12e30c2579d89349c0b6940a906bddbf72e1540c37333c9508bf86e33ca99.exe 3304 74d12e30c2579d89349c0b6940a906bddbf72e1540c37333c9508bf86e33ca99.exe 3304 74d12e30c2579d89349c0b6940a906bddbf72e1540c37333c9508bf86e33ca99.exe 3304 74d12e30c2579d89349c0b6940a906bddbf72e1540c37333c9508bf86e33ca99.exe 3304 74d12e30c2579d89349c0b6940a906bddbf72e1540c37333c9508bf86e33ca99.exe 3304 74d12e30c2579d89349c0b6940a906bddbf72e1540c37333c9508bf86e33ca99.exe 3932 powershell.exe 3932 powershell.exe 3932 powershell.exe 3640 powershell.exe 3640 powershell.exe 3640 powershell.exe 3916 powershell.exe 3916 powershell.exe 4476 powershell.exe 4476 powershell.exe 864 powershell.exe 864 powershell.exe 1488 injector.exe 1488 injector.exe 1488 injector.exe 1488 injector.exe 1488 injector.exe 1488 injector.exe 1196 csrss.exe 1196 csrss.exe 1488 injector.exe 1488 injector.exe 1488 injector.exe 1488 injector.exe 1488 injector.exe 1488 injector.exe 1196 csrss.exe 1196 csrss.exe 1488 injector.exe 1488 injector.exe 1488 injector.exe 1488 injector.exe 1196 csrss.exe 1196 csrss.exe 1488 injector.exe 1488 injector.exe 1488 injector.exe 1488 injector.exe 1488 injector.exe 1488 injector.exe 1488 injector.exe 1488 injector.exe 1488 injector.exe 1488 injector.exe 1488 injector.exe 1488 injector.exe 1488 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 3260 powershell.exe Token: SeDebugPrivilege 3144 74d12e30c2579d89349c0b6940a906bddbf72e1540c37333c9508bf86e33ca99.exe Token: SeImpersonatePrivilege 3144 74d12e30c2579d89349c0b6940a906bddbf72e1540c37333c9508bf86e33ca99.exe Token: SeDebugPrivilege 2952 powershell.exe Token: SeDebugPrivilege 3932 powershell.exe Token: SeDebugPrivilege 3640 powershell.exe Token: SeDebugPrivilege 3916 powershell.exe Token: SeDebugPrivilege 4476 powershell.exe Token: SeDebugPrivilege 864 powershell.exe Token: SeSystemEnvironmentPrivilege 1196 csrss.exe Token: SeSecurityPrivilege 1396 sc.exe Token: SeSecurityPrivilege 1396 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 3144 wrote to memory of 3260 3144 74d12e30c2579d89349c0b6940a906bddbf72e1540c37333c9508bf86e33ca99.exe 88 PID 3144 wrote to memory of 3260 3144 74d12e30c2579d89349c0b6940a906bddbf72e1540c37333c9508bf86e33ca99.exe 88 PID 3144 wrote to memory of 3260 3144 74d12e30c2579d89349c0b6940a906bddbf72e1540c37333c9508bf86e33ca99.exe 88 PID 3304 wrote to memory of 2952 3304 74d12e30c2579d89349c0b6940a906bddbf72e1540c37333c9508bf86e33ca99.exe 97 PID 3304 wrote to memory of 2952 3304 74d12e30c2579d89349c0b6940a906bddbf72e1540c37333c9508bf86e33ca99.exe 97 PID 3304 wrote to memory of 2952 3304 74d12e30c2579d89349c0b6940a906bddbf72e1540c37333c9508bf86e33ca99.exe 97 PID 3304 wrote to memory of 2736 3304 74d12e30c2579d89349c0b6940a906bddbf72e1540c37333c9508bf86e33ca99.exe 102 PID 3304 wrote to memory of 2736 3304 74d12e30c2579d89349c0b6940a906bddbf72e1540c37333c9508bf86e33ca99.exe 102 PID 2736 wrote to memory of 1140 2736 cmd.exe 104 PID 2736 wrote to memory of 1140 2736 cmd.exe 104 PID 3304 wrote to memory of 3932 3304 74d12e30c2579d89349c0b6940a906bddbf72e1540c37333c9508bf86e33ca99.exe 105 PID 3304 wrote to memory of 3932 3304 74d12e30c2579d89349c0b6940a906bddbf72e1540c37333c9508bf86e33ca99.exe 105 PID 3304 wrote to memory of 3932 3304 74d12e30c2579d89349c0b6940a906bddbf72e1540c37333c9508bf86e33ca99.exe 105 PID 3304 wrote to memory of 3640 3304 74d12e30c2579d89349c0b6940a906bddbf72e1540c37333c9508bf86e33ca99.exe 107 PID 3304 wrote to memory of 3640 3304 74d12e30c2579d89349c0b6940a906bddbf72e1540c37333c9508bf86e33ca99.exe 107 PID 3304 wrote to memory of 3640 3304 74d12e30c2579d89349c0b6940a906bddbf72e1540c37333c9508bf86e33ca99.exe 107 PID 3304 wrote to memory of 1196 3304 74d12e30c2579d89349c0b6940a906bddbf72e1540c37333c9508bf86e33ca99.exe 109 PID 3304 wrote to memory of 1196 3304 74d12e30c2579d89349c0b6940a906bddbf72e1540c37333c9508bf86e33ca99.exe 109 PID 3304 wrote to memory of 1196 3304 74d12e30c2579d89349c0b6940a906bddbf72e1540c37333c9508bf86e33ca99.exe 109 PID 1196 wrote to memory of 3916 1196 csrss.exe 110 PID 1196 wrote to memory of 3916 1196 csrss.exe 110 PID 1196 wrote to memory of 3916 1196 csrss.exe 110 PID 1196 wrote to memory of 4476 1196 csrss.exe 116 PID 1196 wrote to memory of 4476 1196 csrss.exe 116 PID 1196 wrote to memory of 4476 1196 csrss.exe 116 PID 1196 wrote to memory of 864 1196 csrss.exe 118 PID 1196 wrote to memory of 864 1196 csrss.exe 118 PID 1196 wrote to memory of 864 1196 csrss.exe 118 PID 1196 wrote to memory of 1488 1196 csrss.exe 121 PID 1196 wrote to memory of 1488 1196 csrss.exe 121 PID 3544 wrote to memory of 2780 3544 windefender.exe 127 PID 3544 wrote to memory of 2780 3544 windefender.exe 127 PID 3544 wrote to memory of 2780 3544 windefender.exe 127 PID 2780 wrote to memory of 1396 2780 cmd.exe 128 PID 2780 wrote to memory of 1396 2780 cmd.exe 128 PID 2780 wrote to memory of 1396 2780 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\74d12e30c2579d89349c0b6940a906bddbf72e1540c37333c9508bf86e33ca99.exe"C:\Users\Admin\AppData\Local\Temp\74d12e30c2579d89349c0b6940a906bddbf72e1540c37333c9508bf86e33ca99.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3144 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3260
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C:\Users\Admin\AppData\Local\Temp\74d12e30c2579d89349c0b6940a906bddbf72e1540c37333c9508bf86e33ca99.exe"C:\Users\Admin\AppData\Local\Temp\74d12e30c2579d89349c0b6940a906bddbf72e1540c37333c9508bf86e33ca99.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:3304 -
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:2952
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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:2736 -
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:1140
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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:3932
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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:3640
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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:1196 -
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:3916
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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:3688
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:3472
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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:4476
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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:864
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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:1488
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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:4412
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3544 -
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:2780 -
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:1396
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:3172
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
MD5e59c6e045cb198557a8d1d4d6831b7c5
SHA1a774a441b1484e3bf2e8f7d47c7c5fd1e23c1dcf
SHA25694f1e158b2cfade4cab78ecf8e9ac7aff28caaebdbe3c846a31f0ee6b1b2f5e1
SHA512a14c07429191ed0d22e5a80e033f7903709f9da4b55e17412cb3c98f6aa0ee1e888418557908f281e16f37f4911aec79d32bb05692933ab5523a39e03369fb7f
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD50c8461de3e906c6d6184fb2022ccd6a3
SHA1e2fb0f078f9f37929c7f3df3e091cc81429e4256
SHA256c322ace3caf8164b52a47eb962ab856d775b7569dbeed9d8506b0edc9f15ba65
SHA51221326697ee53a45f2e2e35dfdea8c6c22161367fcee3053d97c46023841cdc5aec0592776666ad17da3dbf7702328f14c9589ecaab700ce535400cdeb25d8c8a
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5f7826c9c0baba4192fd71ec10a1e7d7d
SHA1f933fa1da31c874ed6eee798b3a80c93dc75ca4e
SHA25684cb1ea65d3bc029423d3a35301cdc66dfcbcdf7b996f34e5fd989ad9b5ec2ca
SHA512ff0bb50ac24ea8e8f0bdb48720f3e31c26ea6be5be62045bd4526fb18c97cd03144e2b03462cb5ea29e497cc605a63e0b281b63d4c91c68bd40ca27a816ac055
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD514d88a3ec2710233354ff55300802e2b
SHA1d18e2b811eb7cdc0f3bc4ccead516f810d7edf46
SHA25692973abd610621076ea7ad290a879fbbfbb3097f8d868ad51f8e32ef2c57e5d9
SHA5120b3e580271267f437ea98c1e20d001bcb253fc04b574d17483bd3a168b90895f488e554026a9d07482724edf3eb3480c831f534534af2d8faf75319e5bd02fef
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD519e39150734b4b47739d11543a590e3f
SHA114c9bffe1d119e7aef094bc52d390e2d39ef4425
SHA256869aa72098f2ca7078b15eafeb30adf19e7da3159bde7711d4b692b87dbc184f
SHA512a1570f5dc444d0afcb1daa32ae9a43a96c5f90390f9503f41d9f769a1abcea1479ced3f850faaf364126197f09b1323841f0855818fe5bc0e67f5729caa639a2
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Filesize
4.1MB
MD5d9f38e8050a525f0bee79251c32416a9
SHA146a20e4069684cde5563b4ed3eda24aeffd5e5ec
SHA25674d12e30c2579d89349c0b6940a906bddbf72e1540c37333c9508bf86e33ca99
SHA51281c19bec2dec5d0df11fe50da8f672414441d902fd394371a06a1e5bbbbe037b0db831fb846c2b234f434b1677207a740cadb86ffa9d8b015cabd29f06a68e1f
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec