Analysis
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max time kernel
149s -
max time network
150s -
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 07:13
Static task
static1
Behavioral task
behavioral1
Sample
266d68ac2aa7138fb6d8078e8c059fbb5204bb33160ae3e089258598a7895c18.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral2
Sample
266d68ac2aa7138fb6d8078e8c059fbb5204bb33160ae3e089258598a7895c18.exe
Resource
win11-20240508-en
General
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Target
266d68ac2aa7138fb6d8078e8c059fbb5204bb33160ae3e089258598a7895c18.exe
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Size
4.1MB
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MD5
15879fcee8ee493410204328531717d2
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SHA1
ce9733eedc5c225f41a6f52bd514402e026eff58
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SHA256
266d68ac2aa7138fb6d8078e8c059fbb5204bb33160ae3e089258598a7895c18
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SHA512
f97d93e4fcfece5ccbeb98bf27a54c9d7e381e107fed0b9484f452c6d2fffd214a7358c31b8debeb79982fc25917ea7495c03e28ff56b11072246f31501ba100
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SSDEEP
98304:g0IUXroYDzElV89sdV2qHm3LaKbYXl7F29tEHWEXgelgSAZWSyDiLy:bIU7SlV8K2X2AhEHFgekcp
Malware Config
Signatures
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Glupteba payload 19 IoCs
resource yara_rule behavioral1/memory/2900-2-0x0000000004BF0000-0x00000000054DB000-memory.dmp family_glupteba behavioral1/memory/2900-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/2900-4-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral1/memory/2900-58-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral1/memory/2900-60-0x0000000004BF0000-0x00000000054DB000-memory.dmp family_glupteba behavioral1/memory/2900-85-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1068-84-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral1/memory/1068-141-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral1/memory/1364-153-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral1/memory/1364-223-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral1/memory/1364-233-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral1/memory/1364-237-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral1/memory/1364-241-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral1/memory/1364-245-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral1/memory/1364-249-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral1/memory/1364-253-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral1/memory/1364-257-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral1/memory/1364-261-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral1/memory/1364-265-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 1084 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 1364 csrss.exe 4668 injector.exe 2328 windefender.exe 2140 windefender.exe -
resource yara_rule behavioral1/files/0x0008000000023426-228.dat upx behavioral1/memory/2328-229-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2328-232-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2140-236-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2140-244-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2140-256-0x0000000000400000-0x00000000008DF000-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\"" 266d68ac2aa7138fb6d8078e8c059fbb5204bb33160ae3e089258598a7895c18.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 266d68ac2aa7138fb6d8078e8c059fbb5204bb33160ae3e089258598a7895c18.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss 266d68ac2aa7138fb6d8078e8c059fbb5204bb33160ae3e089258598a7895c18.exe File created C:\Windows\rss\csrss.exe 266d68ac2aa7138fb6d8078e8c059fbb5204bb33160ae3e089258598a7895c18.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 1056 sc.exe -
pid Process 4328 powershell.exe 3984 powershell.exe 3220 powershell.exe 4352 powershell.exe 1492 powershell.exe 3832 powershell.exe 736 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 4748 schtasks.exe 404 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\@tzres.dll,-172 = "Central Standard Time (Mexico)" 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,-741 = "New Zealand Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-431 = "Iran Daylight Time" 266d68ac2aa7138fb6d8078e8c059fbb5204bb33160ae3e089258598a7895c18.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople 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,-2161 = "Altai Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.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\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-571 = "China Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-222 = "Alaskan Standard Time" 266d68ac2aa7138fb6d8078e8c059fbb5204bb33160ae3e089258598a7895c18.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-512 = "Central Asia Standard Time" 266d68ac2aa7138fb6d8078e8c059fbb5204bb33160ae3e089258598a7895c18.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-3051 = "Qyzylorda Daylight Time" 266d68ac2aa7138fb6d8078e8c059fbb5204bb33160ae3e089258598a7895c18.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\@tzres.dll,-331 = "E. Europe Daylight Time" 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\@tzres.dll,-182 = "Mountain Standard Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1501 = "Turkey Daylight Time" windefender.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,-272 = "Greenwich Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-792 = "SA Western Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-841 = "Argentina Daylight Time" 266d68ac2aa7138fb6d8078e8c059fbb5204bb33160ae3e089258598a7895c18.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-681 = "E. Australia Daylight Time" 266d68ac2aa7138fb6d8078e8c059fbb5204bb33160ae3e089258598a7895c18.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-214 = "Pacific Daylight Time (Mexico)" 266d68ac2aa7138fb6d8078e8c059fbb5204bb33160ae3e089258598a7895c18.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\C:\Windows\system32\,@tzres.dll,-1892 = "Russia TZ 3 Standard Time" 266d68ac2aa7138fb6d8078e8c059fbb5204bb33160ae3e089258598a7895c18.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,-111 = "Eastern Daylight Time" windefender.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,-2511 = "Lord Howe Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-104 = "Central Brazilian Daylight Time" 266d68ac2aa7138fb6d8078e8c059fbb5204bb33160ae3e089258598a7895c18.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-262 = "GMT Standard Time" 266d68ac2aa7138fb6d8078e8c059fbb5204bb33160ae3e089258598a7895c18.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2512 = "Lord Howe Standard Time" 266d68ac2aa7138fb6d8078e8c059fbb5204bb33160ae3e089258598a7895c18.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-214 = "Pacific Daylight Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-531 = "Sri Lanka Daylight Time" 266d68ac2aa7138fb6d8078e8c059fbb5204bb33160ae3e089258598a7895c18.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-435 = "Georgian Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2632 = "Norfolk Standard Time" windefender.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,-1801 = "Line Islands Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2841 = "Saratov Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2142 = "Transbaikal Standard Time" windefender.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,-334 = "Jordan Daylight 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,-2612 = "Bougainville Standard Time" 266d68ac2aa7138fb6d8078e8c059fbb5204bb33160ae3e089258598a7895c18.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2592 = "Tocantins Standard Time" 266d68ac2aa7138fb6d8078e8c059fbb5204bb33160ae3e089258598a7895c18.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-282 = "Central Europe Standard Time" 266d68ac2aa7138fb6d8078e8c059fbb5204bb33160ae3e089258598a7895c18.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2531 = "Chatham Islands Daylight Time" 266d68ac2aa7138fb6d8078e8c059fbb5204bb33160ae3e089258598a7895c18.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2041 = "Eastern Daylight Time (Mexico)" 266d68ac2aa7138fb6d8078e8c059fbb5204bb33160ae3e089258598a7895c18.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-932 = "Coordinated Universal Time" 266d68ac2aa7138fb6d8078e8c059fbb5204bb33160ae3e089258598a7895c18.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-542 = "Myanmar 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,-1841 = "Russia TZ 4 Daylight Time" 266d68ac2aa7138fb6d8078e8c059fbb5204bb33160ae3e089258598a7895c18.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-52 = "Greenland Standard Time" 266d68ac2aa7138fb6d8078e8c059fbb5204bb33160ae3e089258598a7895c18.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4328 powershell.exe 4328 powershell.exe 2900 266d68ac2aa7138fb6d8078e8c059fbb5204bb33160ae3e089258598a7895c18.exe 2900 266d68ac2aa7138fb6d8078e8c059fbb5204bb33160ae3e089258598a7895c18.exe 3984 powershell.exe 3984 powershell.exe 1068 266d68ac2aa7138fb6d8078e8c059fbb5204bb33160ae3e089258598a7895c18.exe 1068 266d68ac2aa7138fb6d8078e8c059fbb5204bb33160ae3e089258598a7895c18.exe 1068 266d68ac2aa7138fb6d8078e8c059fbb5204bb33160ae3e089258598a7895c18.exe 1068 266d68ac2aa7138fb6d8078e8c059fbb5204bb33160ae3e089258598a7895c18.exe 1068 266d68ac2aa7138fb6d8078e8c059fbb5204bb33160ae3e089258598a7895c18.exe 1068 266d68ac2aa7138fb6d8078e8c059fbb5204bb33160ae3e089258598a7895c18.exe 1068 266d68ac2aa7138fb6d8078e8c059fbb5204bb33160ae3e089258598a7895c18.exe 1068 266d68ac2aa7138fb6d8078e8c059fbb5204bb33160ae3e089258598a7895c18.exe 1068 266d68ac2aa7138fb6d8078e8c059fbb5204bb33160ae3e089258598a7895c18.exe 1068 266d68ac2aa7138fb6d8078e8c059fbb5204bb33160ae3e089258598a7895c18.exe 3220 powershell.exe 3220 powershell.exe 4352 powershell.exe 4352 powershell.exe 1492 powershell.exe 1492 powershell.exe 3832 powershell.exe 3832 powershell.exe 736 powershell.exe 736 powershell.exe 4668 injector.exe 4668 injector.exe 4668 injector.exe 4668 injector.exe 4668 injector.exe 4668 injector.exe 1364 csrss.exe 1364 csrss.exe 4668 injector.exe 4668 injector.exe 4668 injector.exe 4668 injector.exe 4668 injector.exe 4668 injector.exe 1364 csrss.exe 1364 csrss.exe 4668 injector.exe 4668 injector.exe 1364 csrss.exe 1364 csrss.exe 4668 injector.exe 4668 injector.exe 4668 injector.exe 4668 injector.exe 4668 injector.exe 4668 injector.exe 4668 injector.exe 4668 injector.exe 4668 injector.exe 4668 injector.exe 4668 injector.exe 4668 injector.exe 4668 injector.exe 4668 injector.exe 4668 injector.exe 4668 injector.exe 4668 injector.exe 4668 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 4328 powershell.exe Token: SeDebugPrivilege 2900 266d68ac2aa7138fb6d8078e8c059fbb5204bb33160ae3e089258598a7895c18.exe Token: SeImpersonatePrivilege 2900 266d68ac2aa7138fb6d8078e8c059fbb5204bb33160ae3e089258598a7895c18.exe Token: SeDebugPrivilege 3984 powershell.exe Token: SeDebugPrivilege 3220 powershell.exe Token: SeDebugPrivilege 4352 powershell.exe Token: SeDebugPrivilege 1492 powershell.exe Token: SeDebugPrivilege 3832 powershell.exe Token: SeDebugPrivilege 736 powershell.exe Token: SeSystemEnvironmentPrivilege 1364 csrss.exe Token: SeSecurityPrivilege 1056 sc.exe Token: SeSecurityPrivilege 1056 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 2900 wrote to memory of 4328 2900 266d68ac2aa7138fb6d8078e8c059fbb5204bb33160ae3e089258598a7895c18.exe 94 PID 2900 wrote to memory of 4328 2900 266d68ac2aa7138fb6d8078e8c059fbb5204bb33160ae3e089258598a7895c18.exe 94 PID 2900 wrote to memory of 4328 2900 266d68ac2aa7138fb6d8078e8c059fbb5204bb33160ae3e089258598a7895c18.exe 94 PID 1068 wrote to memory of 3984 1068 266d68ac2aa7138fb6d8078e8c059fbb5204bb33160ae3e089258598a7895c18.exe 99 PID 1068 wrote to memory of 3984 1068 266d68ac2aa7138fb6d8078e8c059fbb5204bb33160ae3e089258598a7895c18.exe 99 PID 1068 wrote to memory of 3984 1068 266d68ac2aa7138fb6d8078e8c059fbb5204bb33160ae3e089258598a7895c18.exe 99 PID 1068 wrote to memory of 3384 1068 266d68ac2aa7138fb6d8078e8c059fbb5204bb33160ae3e089258598a7895c18.exe 102 PID 1068 wrote to memory of 3384 1068 266d68ac2aa7138fb6d8078e8c059fbb5204bb33160ae3e089258598a7895c18.exe 102 PID 3384 wrote to memory of 1084 3384 cmd.exe 104 PID 3384 wrote to memory of 1084 3384 cmd.exe 104 PID 1068 wrote to memory of 3220 1068 266d68ac2aa7138fb6d8078e8c059fbb5204bb33160ae3e089258598a7895c18.exe 105 PID 1068 wrote to memory of 3220 1068 266d68ac2aa7138fb6d8078e8c059fbb5204bb33160ae3e089258598a7895c18.exe 105 PID 1068 wrote to memory of 3220 1068 266d68ac2aa7138fb6d8078e8c059fbb5204bb33160ae3e089258598a7895c18.exe 105 PID 1068 wrote to memory of 4352 1068 266d68ac2aa7138fb6d8078e8c059fbb5204bb33160ae3e089258598a7895c18.exe 108 PID 1068 wrote to memory of 4352 1068 266d68ac2aa7138fb6d8078e8c059fbb5204bb33160ae3e089258598a7895c18.exe 108 PID 1068 wrote to memory of 4352 1068 266d68ac2aa7138fb6d8078e8c059fbb5204bb33160ae3e089258598a7895c18.exe 108 PID 1068 wrote to memory of 1364 1068 266d68ac2aa7138fb6d8078e8c059fbb5204bb33160ae3e089258598a7895c18.exe 110 PID 1068 wrote to memory of 1364 1068 266d68ac2aa7138fb6d8078e8c059fbb5204bb33160ae3e089258598a7895c18.exe 110 PID 1068 wrote to memory of 1364 1068 266d68ac2aa7138fb6d8078e8c059fbb5204bb33160ae3e089258598a7895c18.exe 110 PID 1364 wrote to memory of 1492 1364 csrss.exe 111 PID 1364 wrote to memory of 1492 1364 csrss.exe 111 PID 1364 wrote to memory of 1492 1364 csrss.exe 111 PID 1364 wrote to memory of 3832 1364 csrss.exe 116 PID 1364 wrote to memory of 3832 1364 csrss.exe 116 PID 1364 wrote to memory of 3832 1364 csrss.exe 116 PID 1364 wrote to memory of 736 1364 csrss.exe 119 PID 1364 wrote to memory of 736 1364 csrss.exe 119 PID 1364 wrote to memory of 736 1364 csrss.exe 119 PID 1364 wrote to memory of 4668 1364 csrss.exe 121 PID 1364 wrote to memory of 4668 1364 csrss.exe 121 PID 2328 wrote to memory of 2672 2328 windefender.exe 127 PID 2328 wrote to memory of 2672 2328 windefender.exe 127 PID 2328 wrote to memory of 2672 2328 windefender.exe 127 PID 2672 wrote to memory of 1056 2672 cmd.exe 128 PID 2672 wrote to memory of 1056 2672 cmd.exe 128 PID 2672 wrote to memory of 1056 2672 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\266d68ac2aa7138fb6d8078e8c059fbb5204bb33160ae3e089258598a7895c18.exe"C:\Users\Admin\AppData\Local\Temp\266d68ac2aa7138fb6d8078e8c059fbb5204bb33160ae3e089258598a7895c18.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2900 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4328
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C:\Users\Admin\AppData\Local\Temp\266d68ac2aa7138fb6d8078e8c059fbb5204bb33160ae3e089258598a7895c18.exe"C:\Users\Admin\AppData\Local\Temp\266d68ac2aa7138fb6d8078e8c059fbb5204bb33160ae3e089258598a7895c18.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:1068 -
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:3984
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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:3384 -
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:1084
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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:3220
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4352
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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:1364 -
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:1492
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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:404
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:3904
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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:3832
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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:736
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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:4668
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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:4748
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2328 -
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:2672 -
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:1056
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:2140
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
MD5dadb9615ad0f591c94f84ea3d0acd38e
SHA16ed9ffd50cb3b703776c880225ea034f2ed8a48f
SHA2560480ddd399effede886158e57bbc7af64952dde5f2fd65f8010b891e3eba8790
SHA512c03865868428e93ce7286d1c0992d40759b32c625bb183fbad52751c62aa70db45b3fb45202c92e15af8a63d7b0bcacaf153a8f084a41077b94c946068ca96fa
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5c6fa228c83375197969989748bf2a64b
SHA134e95a09062085848a378dee249438b641903260
SHA256a441da2854b0e72edfa97892ef8f7033853494a9f3fa74e5458e6cf504cbd177
SHA512a7f4153f25fcbf5f008841a06f7eccbe3b85785aa1400b821f804e741a19780f69da2cc603c9b20a39819e497b642ee7319f1ac7337be1c7ea1bc20670056b0d
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5387b99b8ac43c3adc5ba6fa07e22be4f
SHA1cfdf8ced4641b0938ad5d8d68e273a7f10cddf9a
SHA25634198bad9c1d7bd7d2ed3ce5e54281e0628cc73401a77819e1101149e7515ab6
SHA512ed92028c4af31ca612e6e4ef28d751ab084050ea054d9b37169c690c2324a64d031061f66ba5137273145a0b22a1b09a0be1158d1c32a35bc7df76922c3ccee0
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5887a1893751fedda79fc92c9cb3976e3
SHA1b291beebb1553f689c809dc869baf20532ee9827
SHA25612c28b42912b4b8399e25b9d2de401dc08359dd019b1aeb34837b3f063c17c6f
SHA51252563442cf6f7034af3bc25b671ff0e08e42dc1d60f8c579ce9621c8de201298c9dde4815867a121a8974ee4ace807becdf126bdacfd302b1e82e7b17001ef69
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD59b771207bcbd08c84e55278e8a069c9c
SHA1a7bc2260b6eacc507c614245e565f44cad1bbbd1
SHA25664a0ccb7beb1abf99f17ca67210db8d3b08f5537339b4bd21cd0060d9f7dac5a
SHA512e026cdc7a4aaf54eadcea9d6de1a7f236c83843eb3317aeb946258cd491bdb89324a3dcc7f6f82488405b65ce6bb0e97d0ede3c57338d73f694498e5961be796
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Filesize
4.1MB
MD515879fcee8ee493410204328531717d2
SHA1ce9733eedc5c225f41a6f52bd514402e026eff58
SHA256266d68ac2aa7138fb6d8078e8c059fbb5204bb33160ae3e089258598a7895c18
SHA512f97d93e4fcfece5ccbeb98bf27a54c9d7e381e107fed0b9484f452c6d2fffd214a7358c31b8debeb79982fc25917ea7495c03e28ff56b11072246f31501ba100
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec