Analysis
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max time kernel
149s -
max time network
133s -
platform
windows11-21h2_x64 -
resource
win11-20240508-en -
resource tags
arch:x64arch:x86image:win11-20240508-enlocale:en-usos:windows11-21h2-x64system -
submitted
17-05-2024 23:48
Static task
static1
Behavioral task
behavioral1
Sample
68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.exe
Resource
win10v2004-20240508-en
General
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Target
68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.exe
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Size
4.1MB
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MD5
e69faccf7431406bd7dc18646eee6fcc
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SHA1
468d0b5bf95fa7dafe6255abbd078784de52eaba
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SHA256
68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a
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SHA512
37b48994615d6fafa85ad89b45dc4a8554a2ec0d825bd5d3d95fc39074b3dcb66b7e70c6a07d9792ce813cc121354a7cd1850a81f73a2de42f12f15018613cd8
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SSDEEP
98304:BqqJgO7W9SnF2QTYg7Hzo9TU2Df9e/pZ+O7BTR2yKUE:BqqJgO7W9SnJ3gf8jHXKf
Malware Config
Signatures
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Glupteba payload 19 IoCs
resource yara_rule behavioral2/memory/2424-2-0x0000000004CD0000-0x00000000055BB000-memory.dmp family_glupteba behavioral2/memory/2424-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2424-54-0x0000000004CD0000-0x00000000055BB000-memory.dmp family_glupteba behavioral2/memory/2424-53-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2424-51-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral2/memory/4164-126-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral2/memory/336-204-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral2/memory/336-214-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral2/memory/336-217-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral2/memory/336-220-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral2/memory/336-223-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral2/memory/336-226-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral2/memory/336-229-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral2/memory/336-232-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral2/memory/336-235-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral2/memory/336-238-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral2/memory/336-241-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral2/memory/336-244-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral2/memory/336-247-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 1232 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 336 csrss.exe 3596 injector.exe 1184 windefender.exe 1952 windefender.exe -
resource yara_rule behavioral2/files/0x000200000002aa1f-207.dat upx behavioral2/memory/1184-208-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/1952-211-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/1184-212-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/1952-216-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/1952-222-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3001105534-2705918504-2956618779-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.exe Set value (str) \REGISTRY\USER\S-1-5-21-3001105534-2705918504-2956618779-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" csrss.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Manipulates WinMonFS driver. 1 IoCs
Roottkits write to WinMonFS to hide directories/files from being detected.
description ioc Process File opened for modification \??\WinMonFS csrss.exe -
Drops file in System32 directory 7 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe -
Checks for VirtualBox DLLs, possible anti-VM trick 1 TTPs 1 IoCs
Certain files are specific to VirtualBox VMs and can be used to detect execution in a VM.
description ioc Process File opened (read-only) \??\VBoxMiniRdrDN 68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss 68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.exe File created C:\Windows\rss\csrss.exe 68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.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 2228 sc.exe -
pid Process 4200 powershell.exe 2832 powershell.exe 4656 powershell.exe 3544 powershell.exe 3476 powershell.exe 5032 powershell.exe 2540 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 4924 schtasks.exe 4976 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\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,-2431 = "Cuba Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-731 = "Fiji Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-832 = "SA Eastern Standard Time" 68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2841 = "Saratov Daylight Time" 68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2941 = "Sao Tome Daylight Time" windefender.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-252 = "Dateline Standard Time" windefender.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\C:\Windows\system32\,@tzres.dll,-1502 = "Turkey Standard Time" 68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1041 = "Ulaanbaatar Daylight Time" 68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-202 = "US Mountain Standard Time" 68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2492 = "Aus Central W. Standard Time" 68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1662 = "Bahia Standard Time" 68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2452 = "Saint Pierre Standard Time" 68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-561 = "SE Asia Daylight Time" 68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2412 = "Marquesas Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-561 = "SE Asia Daylight Time" windefender.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-462 = "Afghanistan Standard Time" windefender.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,-112 = "Eastern 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,-2432 = "Cuba Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe 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,-1662 = "Bahia Standard 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,-434 = "Georgian Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-371 = "Jerusalem Daylight Time" 68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-381 = "South Africa Daylight Time" 68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-71 = "Newfoundland Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-691 = "Tasmania Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-212 = "Pacific Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1832 = "Russia TZ 2 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 powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-332 = "E. Europe Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 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,-432 = "Iran Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-341 = "Egypt Daylight Time" 68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-891 = "Morocco Daylight Time" 68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.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,-131 = "US Eastern Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-772 = "Montevideo Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2062 = "North Korea Standard Time" windefender.exe 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,-751 = "Tonga Daylight Time" windefender.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-401 = "Arabic Daylight Time" 68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4200 powershell.exe 4200 powershell.exe 2424 68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.exe 2424 68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.exe 2832 powershell.exe 2832 powershell.exe 4164 68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.exe 4164 68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.exe 4164 68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.exe 4164 68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.exe 4164 68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.exe 4164 68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.exe 4164 68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.exe 4164 68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.exe 4164 68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.exe 4164 68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.exe 4656 powershell.exe 4656 powershell.exe 3544 powershell.exe 3544 powershell.exe 3476 powershell.exe 3476 powershell.exe 5032 powershell.exe 5032 powershell.exe 2540 powershell.exe 2540 powershell.exe 3596 injector.exe 3596 injector.exe 3596 injector.exe 3596 injector.exe 3596 injector.exe 3596 injector.exe 336 csrss.exe 336 csrss.exe 3596 injector.exe 3596 injector.exe 3596 injector.exe 3596 injector.exe 3596 injector.exe 3596 injector.exe 336 csrss.exe 336 csrss.exe 3596 injector.exe 3596 injector.exe 336 csrss.exe 336 csrss.exe 3596 injector.exe 3596 injector.exe 3596 injector.exe 3596 injector.exe 3596 injector.exe 3596 injector.exe 3596 injector.exe 3596 injector.exe 3596 injector.exe 3596 injector.exe 3596 injector.exe 3596 injector.exe 3596 injector.exe 3596 injector.exe 3596 injector.exe 3596 injector.exe 3596 injector.exe 3596 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 4200 powershell.exe Token: SeDebugPrivilege 2424 68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.exe Token: SeImpersonatePrivilege 2424 68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.exe Token: SeDebugPrivilege 2832 powershell.exe Token: SeDebugPrivilege 4656 powershell.exe Token: SeDebugPrivilege 3544 powershell.exe Token: SeDebugPrivilege 3476 powershell.exe Token: SeDebugPrivilege 5032 powershell.exe Token: SeDebugPrivilege 2540 powershell.exe Token: SeSystemEnvironmentPrivilege 336 csrss.exe Token: SeSecurityPrivilege 2228 sc.exe Token: SeSecurityPrivilege 2228 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 2424 wrote to memory of 4200 2424 68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.exe 80 PID 2424 wrote to memory of 4200 2424 68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.exe 80 PID 2424 wrote to memory of 4200 2424 68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.exe 80 PID 4164 wrote to memory of 2832 4164 68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.exe 85 PID 4164 wrote to memory of 2832 4164 68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.exe 85 PID 4164 wrote to memory of 2832 4164 68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.exe 85 PID 4164 wrote to memory of 3276 4164 68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.exe 87 PID 4164 wrote to memory of 3276 4164 68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.exe 87 PID 3276 wrote to memory of 1232 3276 cmd.exe 89 PID 3276 wrote to memory of 1232 3276 cmd.exe 89 PID 4164 wrote to memory of 4656 4164 68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.exe 90 PID 4164 wrote to memory of 4656 4164 68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.exe 90 PID 4164 wrote to memory of 4656 4164 68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.exe 90 PID 4164 wrote to memory of 3544 4164 68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.exe 92 PID 4164 wrote to memory of 3544 4164 68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.exe 92 PID 4164 wrote to memory of 3544 4164 68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.exe 92 PID 4164 wrote to memory of 336 4164 68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.exe 94 PID 4164 wrote to memory of 336 4164 68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.exe 94 PID 4164 wrote to memory of 336 4164 68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.exe 94 PID 336 wrote to memory of 3476 336 csrss.exe 95 PID 336 wrote to memory of 3476 336 csrss.exe 95 PID 336 wrote to memory of 3476 336 csrss.exe 95 PID 336 wrote to memory of 5032 336 csrss.exe 101 PID 336 wrote to memory of 5032 336 csrss.exe 101 PID 336 wrote to memory of 5032 336 csrss.exe 101 PID 336 wrote to memory of 2540 336 csrss.exe 103 PID 336 wrote to memory of 2540 336 csrss.exe 103 PID 336 wrote to memory of 2540 336 csrss.exe 103 PID 336 wrote to memory of 3596 336 csrss.exe 105 PID 336 wrote to memory of 3596 336 csrss.exe 105 PID 1184 wrote to memory of 4892 1184 windefender.exe 111 PID 1184 wrote to memory of 4892 1184 windefender.exe 111 PID 1184 wrote to memory of 4892 1184 windefender.exe 111 PID 4892 wrote to memory of 2228 4892 cmd.exe 112 PID 4892 wrote to memory of 2228 4892 cmd.exe 112 PID 4892 wrote to memory of 2228 4892 cmd.exe 112 -
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\68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.exe"C:\Users\Admin\AppData\Local\Temp\68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2424 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4200
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C:\Users\Admin\AppData\Local\Temp\68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.exe"C:\Users\Admin\AppData\Local\Temp\68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.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:4164 -
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:2832
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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:3276 -
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:1232
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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:4656
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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:3544
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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:336 -
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:3476
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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:4976
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:4860
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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:5032
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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:2540
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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:3596
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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:4924
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1184 -
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:4892 -
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:2228
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:1952
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
MD5ac4917a885cf6050b1a483e4bc4d2ea5
SHA1b1c0a9f27bd21c6bbb8e9be70db8777b4a2a640f
SHA256e39062a62c3c7617feeeff95ea8a0be51104a0d36f46e44eea22556fda74d8d9
SHA512092c67a3ecae1d187cad72a8ea1ea37cb78a0cf79c2cd7fb88953e5990669a2e871267015762fd46d274badb88ac0c1d73b00f1df7394d89bed48a3a45c2ba3d
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD506c35b589a7354f2bc513f2af8f310f2
SHA1edd3c7419ce73fac4c57687a0cf8ee77eee37b41
SHA2564cf76d01f56eb9ec48a13f7bf4b58daa231e4a52d262561c7638ad0631dd9283
SHA51287d4f7c86271a1a1f8a9879728dd2104282cbc92a22fc81a1b1f0830eed9ae357de18b1f064eaf89d95c432cc0cf4e9c3956edee949e6e8a487ba22e65edd4c4
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD543817cee0d2c9c13787016543e43092f
SHA1414e13a5020e54dfd562a27146ff79fd31fae53f
SHA2560f70594d5631d41984148ab3ba4beb87e5510f7f4c8be91238bb0a49bcb4c3b2
SHA512d30496c284a1a764ae1ce11ffefbefed9ddfdc6ff51503ff98157b3adb683a1689b5ddb33d29a4211587c611ce08bf6d01d5af8e40f1e9a19e01a97fefb09815
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD54072215055e36561b294b2163f250769
SHA1c6e9d7d91a4284d5beb836ef68bc40a57204dd33
SHA256c18989f7bfe3492eca5d09b46ba0e9636dd061da56942cb63917ae421fd546ef
SHA512ae1b790d71aee50da6e67543f9ea8751ba2121e6faa26def8cdb8b9d7679de6a30fa877e20f56e13019a82993d8d4f73c988770b93a88a5a1e38d1395b9f190f
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD53b1e7119b7f7a1d8a3b54df8c90c4942
SHA1a0ba6326b6c405b21692ee3b5a84dc916c7192c6
SHA256c985dc780b6f548e05de50b51b7db44bbd6b8a1f90782a36063bda4227fb1bf9
SHA51258efaac3e5b1f304702b4df0d04299df152238f982bfb155f9042a095c3af9822a27a8e8b3f039e17373774eaac5a2bf0519b7cd59e11abcc5f5a6eaca777213
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5004c1b0dd3135fc719efa0f48032af2a
SHA1d11ae0ca479b530b8dc6ef5e59797d3d26381bb6
SHA2564a2ed9b4c3895d2380724fd88a6f2bc2da81956ef489d86fc583cfa6708337bf
SHA5128e7b3f325c774390a5940fd20f3d5ffb1e86c4e44106bcbfada7bb953472d8eb4dc955b9b40a20fedb7e3147e8210a9ec39800402ca6a120e04747787801cdb8
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Filesize
4.1MB
MD5e69faccf7431406bd7dc18646eee6fcc
SHA1468d0b5bf95fa7dafe6255abbd078784de52eaba
SHA25668075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a
SHA51237b48994615d6fafa85ad89b45dc4a8554a2ec0d825bd5d3d95fc39074b3dcb66b7e70c6a07d9792ce813cc121354a7cd1850a81f73a2de42f12f15018613cd8
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec