Analysis
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max time kernel
149s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
10/05/2024, 19:14
Static task
static1
Behavioral task
behavioral1
Sample
9bb675f3a0231a29675dca6dfb1c990afb61f722cbe99f4c2891f21209bf6ccf.exe
Resource
win10v2004-20240426-en
General
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Target
9bb675f3a0231a29675dca6dfb1c990afb61f722cbe99f4c2891f21209bf6ccf.exe
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Size
4.1MB
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MD5
92dba39b74afa673ceb91de30dab9451
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SHA1
870c378e9ebb35c5118a5f0b2f2f80df47661301
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SHA256
9bb675f3a0231a29675dca6dfb1c990afb61f722cbe99f4c2891f21209bf6ccf
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SHA512
7bc2381c8268d971c5573bf24d02631624d12603e8dd4037fe80c62bec7c3cd942937d89cded95d45aa9d39dc097a4498a35258c44f387a07b3060289840703c
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SSDEEP
98304:cOx+yLAsWcX5ANOp80aGDbz4ZHRnWgYq13pS/Dvn0Yng1:ME1pj8JRnW2pojn0Yg1
Malware Config
Signatures
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Glupteba payload 20 IoCs
resource yara_rule behavioral1/memory/5048-2-0x0000000004960000-0x000000000524B000-memory.dmp family_glupteba behavioral1/memory/5048-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/5048-28-0x0000000000400000-0x0000000002959000-memory.dmp family_glupteba behavioral1/memory/5048-57-0x0000000004960000-0x000000000524B000-memory.dmp family_glupteba behavioral1/memory/5048-68-0x0000000000400000-0x0000000002959000-memory.dmp family_glupteba behavioral1/memory/5048-109-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3148-108-0x0000000000400000-0x0000000002959000-memory.dmp family_glupteba behavioral1/memory/3148-148-0x0000000000400000-0x0000000002959000-memory.dmp family_glupteba behavioral1/memory/4948-188-0x0000000000400000-0x0000000002959000-memory.dmp family_glupteba behavioral1/memory/4948-218-0x0000000000400000-0x0000000002959000-memory.dmp family_glupteba behavioral1/memory/4948-230-0x0000000000400000-0x0000000002959000-memory.dmp family_glupteba behavioral1/memory/4948-234-0x0000000000400000-0x0000000002959000-memory.dmp family_glupteba behavioral1/memory/4948-238-0x0000000000400000-0x0000000002959000-memory.dmp family_glupteba behavioral1/memory/4948-242-0x0000000000400000-0x0000000002959000-memory.dmp family_glupteba behavioral1/memory/4948-246-0x0000000000400000-0x0000000002959000-memory.dmp family_glupteba behavioral1/memory/4948-250-0x0000000000400000-0x0000000002959000-memory.dmp family_glupteba behavioral1/memory/4948-254-0x0000000000400000-0x0000000002959000-memory.dmp family_glupteba behavioral1/memory/4948-258-0x0000000000400000-0x0000000002959000-memory.dmp family_glupteba behavioral1/memory/4948-262-0x0000000000400000-0x0000000002959000-memory.dmp family_glupteba behavioral1/memory/4948-266-0x0000000000400000-0x0000000002959000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 736 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 4948 csrss.exe 3504 injector.exe 2844 windefender.exe 4472 windefender.exe -
resource yara_rule behavioral1/memory/2844-223-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/files/0x000800000002343a-222.dat upx behavioral1/memory/4472-226-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2844-227-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4472-231-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4472-239-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3906287020-2915474608-1755617787-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 9bb675f3a0231a29675dca6dfb1c990afb61f722cbe99f4c2891f21209bf6ccf.exe Set value (str) \REGISTRY\USER\S-1-5-21-3906287020-2915474608-1755617787-1000\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 9bb675f3a0231a29675dca6dfb1c990afb61f722cbe99f4c2891f21209bf6ccf.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss 9bb675f3a0231a29675dca6dfb1c990afb61f722cbe99f4c2891f21209bf6ccf.exe File created C:\Windows\rss\csrss.exe 9bb675f3a0231a29675dca6dfb1c990afb61f722cbe99f4c2891f21209bf6ccf.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 3724 sc.exe -
pid Process 64 powershell.exe 3188 powershell.exe 1112 powershell.exe 4544 powershell.exe 3684 powershell.exe 3408 powershell.exe 4440 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 1736 schtasks.exe 3228 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.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,-1891 = "Russia TZ 3 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-891 = "Morocco Daylight Time" 9bb675f3a0231a29675dca6dfb1c990afb61f722cbe99f4c2891f21209bf6ccf.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates 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\C:\Windows\system32\,@tzres.dll,-531 = "Sri Lanka Daylight Time" 9bb675f3a0231a29675dca6dfb1c990afb61f722cbe99f4c2891f21209bf6ccf.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-335 = "Jordan Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.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\C:\Windows\system32\,@tzres.dll,-449 = "Azerbaijan Standard Time" 9bb675f3a0231a29675dca6dfb1c990afb61f722cbe99f4c2891f21209bf6ccf.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-601 = "Taipei Daylight Time" 9bb675f3a0231a29675dca6dfb1c990afb61f722cbe99f4c2891f21209bf6ccf.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.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\@tzres.dll,-2322 = "Sakhalin Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1931 = "Russia TZ 11 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-51 = "Greenland Daylight Time" 9bb675f3a0231a29675dca6dfb1c990afb61f722cbe99f4c2891f21209bf6ccf.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-982 = "Kamchatka Standard Time" 9bb675f3a0231a29675dca6dfb1c990afb61f722cbe99f4c2891f21209bf6ccf.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,-2061 = "North Korea Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-161 = "Central Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.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\@tzres.dll,-1022 = "Bangladesh Standard 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\C:\Windows\system32\,@tzres.dll,-511 = "Central Asia Daylight Time" 9bb675f3a0231a29675dca6dfb1c990afb61f722cbe99f4c2891f21209bf6ccf.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-871 = "Pakistan Daylight Time" 9bb675f3a0231a29675dca6dfb1c990afb61f722cbe99f4c2891f21209bf6ccf.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-381 = "South Africa Daylight Time" 9bb675f3a0231a29675dca6dfb1c990afb61f722cbe99f4c2891f21209bf6ccf.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1041 = "Ulaanbaatar Daylight Time" 9bb675f3a0231a29675dca6dfb1c990afb61f722cbe99f4c2891f21209bf6ccf.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2342 = "Haiti 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 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\@tzres.dll,-1721 = "Libya Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2181 = "Astrakhan Daylight Time" 9bb675f3a0231a29675dca6dfb1c990afb61f722cbe99f4c2891f21209bf6ccf.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-742 = "New Zealand Standard Time" 9bb675f3a0231a29675dca6dfb1c990afb61f722cbe99f4c2891f21209bf6ccf.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2632 = "Norfolk Standard Time" 9bb675f3a0231a29675dca6dfb1c990afb61f722cbe99f4c2891f21209bf6ccf.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-121 = "SA Pacific Daylight Time" 9bb675f3a0231a29675dca6dfb1c990afb61f722cbe99f4c2891f21209bf6ccf.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,-71 = "Newfoundland Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-262 = "GMT 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" 9bb675f3a0231a29675dca6dfb1c990afb61f722cbe99f4c2891f21209bf6ccf.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-242 = "Samoa Standard Time" 9bb675f3a0231a29675dca6dfb1c990afb61f722cbe99f4c2891f21209bf6ccf.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1502 = "Turkey Standard Time" 9bb675f3a0231a29675dca6dfb1c990afb61f722cbe99f4c2891f21209bf6ccf.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1662 = "Bahia Standard Time" 9bb675f3a0231a29675dca6dfb1c990afb61f722cbe99f4c2891f21209bf6ccf.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1971 = "Belarus Daylight Time" 9bb675f3a0231a29675dca6dfb1c990afb61f722cbe99f4c2891f21209bf6ccf.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1842 = "Russia TZ 4 Standard Time" 9bb675f3a0231a29675dca6dfb1c990afb61f722cbe99f4c2891f21209bf6ccf.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-231 = "Hawaiian Daylight Time" 9bb675f3a0231a29675dca6dfb1c990afb61f722cbe99f4c2891f21209bf6ccf.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1112 powershell.exe 1112 powershell.exe 5048 9bb675f3a0231a29675dca6dfb1c990afb61f722cbe99f4c2891f21209bf6ccf.exe 5048 9bb675f3a0231a29675dca6dfb1c990afb61f722cbe99f4c2891f21209bf6ccf.exe 4544 powershell.exe 4544 powershell.exe 3148 9bb675f3a0231a29675dca6dfb1c990afb61f722cbe99f4c2891f21209bf6ccf.exe 3148 9bb675f3a0231a29675dca6dfb1c990afb61f722cbe99f4c2891f21209bf6ccf.exe 3148 9bb675f3a0231a29675dca6dfb1c990afb61f722cbe99f4c2891f21209bf6ccf.exe 3148 9bb675f3a0231a29675dca6dfb1c990afb61f722cbe99f4c2891f21209bf6ccf.exe 3148 9bb675f3a0231a29675dca6dfb1c990afb61f722cbe99f4c2891f21209bf6ccf.exe 3148 9bb675f3a0231a29675dca6dfb1c990afb61f722cbe99f4c2891f21209bf6ccf.exe 3148 9bb675f3a0231a29675dca6dfb1c990afb61f722cbe99f4c2891f21209bf6ccf.exe 3148 9bb675f3a0231a29675dca6dfb1c990afb61f722cbe99f4c2891f21209bf6ccf.exe 3148 9bb675f3a0231a29675dca6dfb1c990afb61f722cbe99f4c2891f21209bf6ccf.exe 3148 9bb675f3a0231a29675dca6dfb1c990afb61f722cbe99f4c2891f21209bf6ccf.exe 3684 powershell.exe 3684 powershell.exe 3408 powershell.exe 3408 powershell.exe 4440 powershell.exe 4440 powershell.exe 64 powershell.exe 64 powershell.exe 3188 powershell.exe 3188 powershell.exe 3504 injector.exe 3504 injector.exe 3504 injector.exe 3504 injector.exe 3504 injector.exe 3504 injector.exe 4948 csrss.exe 4948 csrss.exe 3504 injector.exe 3504 injector.exe 3504 injector.exe 3504 injector.exe 3504 injector.exe 3504 injector.exe 4948 csrss.exe 4948 csrss.exe 3504 injector.exe 3504 injector.exe 3504 injector.exe 3504 injector.exe 4948 csrss.exe 4948 csrss.exe 3504 injector.exe 3504 injector.exe 3504 injector.exe 3504 injector.exe 3504 injector.exe 3504 injector.exe 3504 injector.exe 3504 injector.exe 3504 injector.exe 3504 injector.exe 3504 injector.exe 3504 injector.exe 3504 injector.exe 3504 injector.exe 3504 injector.exe 3504 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 1112 powershell.exe Token: SeDebugPrivilege 5048 9bb675f3a0231a29675dca6dfb1c990afb61f722cbe99f4c2891f21209bf6ccf.exe Token: SeImpersonatePrivilege 5048 9bb675f3a0231a29675dca6dfb1c990afb61f722cbe99f4c2891f21209bf6ccf.exe Token: SeDebugPrivilege 4544 powershell.exe Token: SeDebugPrivilege 3684 powershell.exe Token: SeDebugPrivilege 3408 powershell.exe Token: SeDebugPrivilege 4440 powershell.exe Token: SeDebugPrivilege 64 powershell.exe Token: SeDebugPrivilege 3188 powershell.exe Token: SeSystemEnvironmentPrivilege 4948 csrss.exe Token: SeSecurityPrivilege 3724 sc.exe Token: SeSecurityPrivilege 3724 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 5048 wrote to memory of 1112 5048 9bb675f3a0231a29675dca6dfb1c990afb61f722cbe99f4c2891f21209bf6ccf.exe 94 PID 5048 wrote to memory of 1112 5048 9bb675f3a0231a29675dca6dfb1c990afb61f722cbe99f4c2891f21209bf6ccf.exe 94 PID 5048 wrote to memory of 1112 5048 9bb675f3a0231a29675dca6dfb1c990afb61f722cbe99f4c2891f21209bf6ccf.exe 94 PID 3148 wrote to memory of 4544 3148 9bb675f3a0231a29675dca6dfb1c990afb61f722cbe99f4c2891f21209bf6ccf.exe 100 PID 3148 wrote to memory of 4544 3148 9bb675f3a0231a29675dca6dfb1c990afb61f722cbe99f4c2891f21209bf6ccf.exe 100 PID 3148 wrote to memory of 4544 3148 9bb675f3a0231a29675dca6dfb1c990afb61f722cbe99f4c2891f21209bf6ccf.exe 100 PID 3148 wrote to memory of 4332 3148 9bb675f3a0231a29675dca6dfb1c990afb61f722cbe99f4c2891f21209bf6ccf.exe 102 PID 3148 wrote to memory of 4332 3148 9bb675f3a0231a29675dca6dfb1c990afb61f722cbe99f4c2891f21209bf6ccf.exe 102 PID 4332 wrote to memory of 736 4332 cmd.exe 104 PID 4332 wrote to memory of 736 4332 cmd.exe 104 PID 3148 wrote to memory of 3684 3148 9bb675f3a0231a29675dca6dfb1c990afb61f722cbe99f4c2891f21209bf6ccf.exe 105 PID 3148 wrote to memory of 3684 3148 9bb675f3a0231a29675dca6dfb1c990afb61f722cbe99f4c2891f21209bf6ccf.exe 105 PID 3148 wrote to memory of 3684 3148 9bb675f3a0231a29675dca6dfb1c990afb61f722cbe99f4c2891f21209bf6ccf.exe 105 PID 3148 wrote to memory of 3408 3148 9bb675f3a0231a29675dca6dfb1c990afb61f722cbe99f4c2891f21209bf6ccf.exe 107 PID 3148 wrote to memory of 3408 3148 9bb675f3a0231a29675dca6dfb1c990afb61f722cbe99f4c2891f21209bf6ccf.exe 107 PID 3148 wrote to memory of 3408 3148 9bb675f3a0231a29675dca6dfb1c990afb61f722cbe99f4c2891f21209bf6ccf.exe 107 PID 3148 wrote to memory of 4948 3148 9bb675f3a0231a29675dca6dfb1c990afb61f722cbe99f4c2891f21209bf6ccf.exe 109 PID 3148 wrote to memory of 4948 3148 9bb675f3a0231a29675dca6dfb1c990afb61f722cbe99f4c2891f21209bf6ccf.exe 109 PID 3148 wrote to memory of 4948 3148 9bb675f3a0231a29675dca6dfb1c990afb61f722cbe99f4c2891f21209bf6ccf.exe 109 PID 4948 wrote to memory of 4440 4948 csrss.exe 111 PID 4948 wrote to memory of 4440 4948 csrss.exe 111 PID 4948 wrote to memory of 4440 4948 csrss.exe 111 PID 4948 wrote to memory of 64 4948 csrss.exe 117 PID 4948 wrote to memory of 64 4948 csrss.exe 117 PID 4948 wrote to memory of 64 4948 csrss.exe 117 PID 4948 wrote to memory of 3188 4948 csrss.exe 120 PID 4948 wrote to memory of 3188 4948 csrss.exe 120 PID 4948 wrote to memory of 3188 4948 csrss.exe 120 PID 4948 wrote to memory of 3504 4948 csrss.exe 122 PID 4948 wrote to memory of 3504 4948 csrss.exe 122 PID 2844 wrote to memory of 2672 2844 windefender.exe 128 PID 2844 wrote to memory of 2672 2844 windefender.exe 128 PID 2844 wrote to memory of 2672 2844 windefender.exe 128 PID 2672 wrote to memory of 3724 2672 cmd.exe 129 PID 2672 wrote to memory of 3724 2672 cmd.exe 129 PID 2672 wrote to memory of 3724 2672 cmd.exe 129 -
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\9bb675f3a0231a29675dca6dfb1c990afb61f722cbe99f4c2891f21209bf6ccf.exe"C:\Users\Admin\AppData\Local\Temp\9bb675f3a0231a29675dca6dfb1c990afb61f722cbe99f4c2891f21209bf6ccf.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5048 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1112
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C:\Users\Admin\AppData\Local\Temp\9bb675f3a0231a29675dca6dfb1c990afb61f722cbe99f4c2891f21209bf6ccf.exe"C:\Users\Admin\AppData\Local\Temp\9bb675f3a0231a29675dca6dfb1c990afb61f722cbe99f4c2891f21209bf6ccf.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:3148 -
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:4544
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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:4332 -
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:736
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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:3684
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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:3408
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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:4948 -
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:4440
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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:1736
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:2816
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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:64
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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:3188
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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:3504
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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:3228
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2844 -
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:3724
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:4472
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
MD53d086a433708053f9bf9523e1d87a4e8
SHA1b3ab5d4f282a4c8fe8c3005b8a557ed5a0e37f28
SHA2566f8fd1b8d9788ad54eaeee329232187e24b7b43393a01aeba2d6e9675231fb69
SHA512931ae42b4c68a4507ff2342332b08eb407050d47cf4176137ea022d0f6e513c689e998445a04c6d18d4877391705c586bfce0234632b898d41aaed0957996dfd
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5fee297de1ebd9a3c84a4aa6cba508fce
SHA1085e7d22e375ccec725931b5dc56eba2e93a179b
SHA25625aabd522d19c2adc4d9a7a28b1d05de5ff435ad870e824732c58ae98067a2c0
SHA512afd7140c7d4faa87ab25a883c2ee0b6e8d14d42058aeb82721ea9a7bfe9792b4d1c2438baf40c14a41fffd2c43130f8292dffdb5c121b602e0ce05b826e50ecc
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD542f7f6e03f2165f681d09a46fc171609
SHA1188a02585cd1956fd00bfede8eb9310da54fc757
SHA256b8727c24b0378084496c43f0ffdfdcfbee31da66205a7e89599b5dcb04641b35
SHA512150f76617ae8e37f9fb81c532c2ccac378a3fd9bb254e1759bac0eb7d406229abf804917de2f2a109c85b0e00f6f7778ffa5da38d4ce583596ffd287862edd18
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5df1f6b73ecbd83086077022530cb4523
SHA17a9306c7fc2285a6bb10b99fd7e8887ce10a5683
SHA256e01d7a9c13db340090d22ace5a1da49d792299c717b5054d4b41d13b22a90f6f
SHA5122bd6e50ce5e917b12a3834f61904681ff991397b8400a276ee281959c9ee9a88fbe17d3260c0a545dd9e1da00d0772d449bc2394c16e6e67612a348379805c5d
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD529d0ad612bfba176706058ea5de33c09
SHA17bb34fab322373efbaf4a21f04759eeeee593ccc
SHA25646792ac8f66c2f52b21b24bc9aeb2c9405b4a65f25d878b01b7719ba226c4ae0
SHA512bba44ce0f46919e6283f5ac8d95e5255c59574b5b849e1a88025f6c5819a624eaad8aa78bc16f10e969586185b5ab85491ba55009a1f5200adde0fb987c1227a
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5a06b02377650f873ddf4bfd47c1f38a7
SHA12bf4f3166e702e2312139472ec25f2957503564e
SHA256096a28163dc090b87bce737a607baab62256224eec0b380f93b9def676a89516
SHA5125f0a6f81401c163080a2dfaa3dfaafad0707aa007b3b2be2c8b4a3f948f6329e8306e99eb96fd21a8a5b9ca8f20793ca8ad8baea20a8f6b2a75ec2bd94d2ff98
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Filesize
4.1MB
MD592dba39b74afa673ceb91de30dab9451
SHA1870c378e9ebb35c5118a5f0b2f2f80df47661301
SHA2569bb675f3a0231a29675dca6dfb1c990afb61f722cbe99f4c2891f21209bf6ccf
SHA5127bc2381c8268d971c5573bf24d02631624d12603e8dd4037fe80c62bec7c3cd942937d89cded95d45aa9d39dc097a4498a35258c44f387a07b3060289840703c
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec