Analysis
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max time kernel
149s -
max time network
131s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
17-05-2024 23:48
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 behavioral1/memory/1408-2-0x0000000004BC0000-0x00000000054AB000-memory.dmp family_glupteba behavioral1/memory/1408-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1408-57-0x0000000004BC0000-0x00000000054AB000-memory.dmp family_glupteba behavioral1/memory/1408-58-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1408-55-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/4420-137-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/2484-215-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/2484-223-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/2484-234-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/2484-237-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/2484-240-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/2484-243-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/2484-246-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/2484-249-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/2484-252-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/2484-255-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/2484-258-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/2484-261-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/2484-264-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 2572 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 2484 csrss.exe 2112 injector.exe 2388 windefender.exe 3408 windefender.exe -
resource yara_rule behavioral1/files/0x0002000000022a46-226.dat upx behavioral1/memory/2388-228-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3408-230-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2388-232-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3408-235-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3408-241-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" csrss.exe Set value (str) \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.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 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 -
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 2576 sc.exe -
pid Process 2860 powershell.exe 4720 powershell.exe 4824 powershell.exe 3488 powershell.exe 3056 powershell.exe 5112 powershell.exe 1632 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 3096 schtasks.exe 1288 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,-141 = "Canada Central Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2391 = "Aleutian Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1472 = "Magadan Standard Time" 68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-671 = "AUS Eastern Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-191 = "Mountain Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-602 = "Taipei Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1502 = "Turkey Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-441 = "Arabian Daylight Time" 68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.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,-351 = "FLE 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\@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,-105 = "Central Brazilian Standard Time" 68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-741 = "New Zealand Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-302 = "Romance Standard Time" 68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2491 = "Aus Central W. Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-342 = "Egypt Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2512 = "Lord Howe Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-892 = "Morocco Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-192 = "Mountain Standard Time" 68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-301 = "Romance Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-72 = "Newfoundland Standard Time" 68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-601 = "Taipei Daylight Time" 68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-731 = "Fiji Daylight Time" 68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2891 = "Sudan Daylight Time" 68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-342 = "Egypt Standard Time" 68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-104 = "Central Brazilian Daylight 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,-435 = "Georgian Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2871 = "Magallanes Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-531 = "Sri Lanka Daylight Time" windefender.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\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs powershell.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\@tzres.dll,-831 = "SA Eastern Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-111 = "Eastern Daylight Time" 68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.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,-2371 = "Easter Island Daylight Time" 68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2001 = "Cabo Verde Daylight Time" 68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-152 = "Central America Standard Time" 68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1831 = "Russia TZ 2 Daylight Time" 68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.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,-2341 = "Haiti Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1831 = "Russia TZ 2 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-791 = "SA Western Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2182 = "Astrakhan Standard Time" 68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2061 = "North Korea Daylight Time" windefender.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 3056 powershell.exe 3056 powershell.exe 3056 powershell.exe 1408 68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.exe 1408 68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.exe 5112 powershell.exe 5112 powershell.exe 5112 powershell.exe 4420 68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.exe 4420 68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.exe 4420 68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.exe 4420 68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.exe 4420 68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.exe 4420 68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.exe 4420 68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.exe 4420 68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.exe 4420 68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.exe 4420 68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.exe 1632 powershell.exe 1632 powershell.exe 1632 powershell.exe 2860 powershell.exe 2860 powershell.exe 2860 powershell.exe 4720 powershell.exe 4720 powershell.exe 4720 powershell.exe 4824 powershell.exe 4824 powershell.exe 4824 powershell.exe 3488 powershell.exe 3488 powershell.exe 3488 powershell.exe 2112 injector.exe 2112 injector.exe 2112 injector.exe 2112 injector.exe 2112 injector.exe 2112 injector.exe 2112 injector.exe 2112 injector.exe 2484 csrss.exe 2484 csrss.exe 2112 injector.exe 2112 injector.exe 2112 injector.exe 2112 injector.exe 2112 injector.exe 2112 injector.exe 2484 csrss.exe 2484 csrss.exe 2112 injector.exe 2112 injector.exe 2484 csrss.exe 2484 csrss.exe 2112 injector.exe 2112 injector.exe 2112 injector.exe 2112 injector.exe 2112 injector.exe 2112 injector.exe 2112 injector.exe 2112 injector.exe 2112 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 3056 powershell.exe Token: SeDebugPrivilege 1408 68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.exe Token: SeImpersonatePrivilege 1408 68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.exe Token: SeDebugPrivilege 5112 powershell.exe Token: SeDebugPrivilege 1632 powershell.exe Token: SeDebugPrivilege 2860 powershell.exe Token: SeDebugPrivilege 4720 powershell.exe Token: SeDebugPrivilege 4824 powershell.exe Token: SeDebugPrivilege 3488 powershell.exe Token: SeSystemEnvironmentPrivilege 2484 csrss.exe Token: SeSecurityPrivilege 2576 sc.exe Token: SeSecurityPrivilege 2576 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 1408 wrote to memory of 3056 1408 68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.exe 92 PID 1408 wrote to memory of 3056 1408 68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.exe 92 PID 1408 wrote to memory of 3056 1408 68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.exe 92 PID 4420 wrote to memory of 5112 4420 68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.exe 106 PID 4420 wrote to memory of 5112 4420 68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.exe 106 PID 4420 wrote to memory of 5112 4420 68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.exe 106 PID 4420 wrote to memory of 1256 4420 68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.exe 110 PID 4420 wrote to memory of 1256 4420 68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.exe 110 PID 1256 wrote to memory of 2572 1256 cmd.exe 112 PID 1256 wrote to memory of 2572 1256 cmd.exe 112 PID 4420 wrote to memory of 1632 4420 68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.exe 113 PID 4420 wrote to memory of 1632 4420 68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.exe 113 PID 4420 wrote to memory of 1632 4420 68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.exe 113 PID 4420 wrote to memory of 2860 4420 68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.exe 115 PID 4420 wrote to memory of 2860 4420 68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.exe 115 PID 4420 wrote to memory of 2860 4420 68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.exe 115 PID 4420 wrote to memory of 2484 4420 68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.exe 117 PID 4420 wrote to memory of 2484 4420 68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.exe 117 PID 4420 wrote to memory of 2484 4420 68075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a.exe 117 PID 2484 wrote to memory of 4720 2484 csrss.exe 118 PID 2484 wrote to memory of 4720 2484 csrss.exe 118 PID 2484 wrote to memory of 4720 2484 csrss.exe 118 PID 2484 wrote to memory of 4824 2484 csrss.exe 124 PID 2484 wrote to memory of 4824 2484 csrss.exe 124 PID 2484 wrote to memory of 4824 2484 csrss.exe 124 PID 2484 wrote to memory of 3488 2484 csrss.exe 126 PID 2484 wrote to memory of 3488 2484 csrss.exe 126 PID 2484 wrote to memory of 3488 2484 csrss.exe 126 PID 2484 wrote to memory of 2112 2484 csrss.exe 129 PID 2484 wrote to memory of 2112 2484 csrss.exe 129 PID 2388 wrote to memory of 4060 2388 windefender.exe 136 PID 2388 wrote to memory of 4060 2388 windefender.exe 136 PID 2388 wrote to memory of 4060 2388 windefender.exe 136 PID 4060 wrote to memory of 2576 4060 cmd.exe 137 PID 4060 wrote to memory of 2576 4060 cmd.exe 137 PID 4060 wrote to memory of 2576 4060 cmd.exe 137 -
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:1408 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3056
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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:4420 -
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:5112
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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:1256 -
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:2572
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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:1632
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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:2860
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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:2484 -
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:4720
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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:3096
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:4028
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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:4824
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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:3488
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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:2112
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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:1288
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2388 -
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:4060 -
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:2576
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=4104,i,11746347647270949551,7786733067759450703,262144 --variations-seed-version --mojo-platform-channel-handle=4020 /prefetch:81⤵PID:4944
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:3408
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
MD50a84887b3366a4975bbcbbbada94a668
SHA11141e6c4406715aaa53758e727d8245744f762d5
SHA2568950a38f18d9d8ad5cc73564ffb3634c3d626614b6b4cff8587fd46e0fa64ab6
SHA512bcceaf05391d3ca5a8a487b81449bc0f6842865f20f9e32589568424353b8f5da9924d04b99319e29c261698ef054b7c4f94b1a4f54172f20f753f00e5da6b07
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD567250300d080eb671aec292e2605462e
SHA117c6d6424a9d3d59bc0b66cebe2f5341913a20ed
SHA2562abe1a4f0309e18e0ddc3fce5ab1f19e6570027d9781ba04efef39bc705129f8
SHA512aebe5d4b314c9abc4bac54ef7d7a5417249d0ab604942df8a491c240fe3310f48da7c0a04cb379050e9884a0a8d396656962c3934d8db73d89c568d98bb48c29
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD50fecf6422a4c500387e64d9dd3f8847d
SHA1451ed0a4eec1a30d8fe726192ffdd9640be731b0
SHA256e7b58e136a2e87aa72d5e258dd2894bd3fe289946d56aeb8eff65dbe812eab84
SHA5122b7432b2328a8fe87ec6ecde59c163f963b133b6adc405571d152d72319739400a28d3791b8ad7ddc49afabc1a858cdb77b2991c5f95cfa3581bedcee2cf8a8b
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD503a6dcb04bb6775fbf535a793e3599cf
SHA1c8d0ff71aa1fdd6fe7cb835e3cb45d47e6ff40e1
SHA2562f6f420c62a7d22c29495fd72de2849a838be812c30c64f142dd6bd3e62b230c
SHA512a1cc7910cf770a133148169cb62253483bf5a420fd6145f820f68c09ebef51fa0221025f68f101f5a39cab7993e2a8aa74ba0194bfbcdafb9c90f331eacc82f3
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5ddf5f60dca424b0c62ab0d46d366b671
SHA10a170977be9f2245cfb7e91f252a4e12467d6eb8
SHA256c240ae964acc79ef3377926cf6984bcd7a9c98f57709b31832e96d065ac01e41
SHA51238fceaae5fbd09adfb0ed61e8b00b92652a25c30fffef4972715b0bdcf983cebb2dcc7d385ed2419e54d54287b1ce9d06e2b6417f6ed61645034090d2f0b0b6c
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Filesize
4.1MB
MD5e69faccf7431406bd7dc18646eee6fcc
SHA1468d0b5bf95fa7dafe6255abbd078784de52eaba
SHA25668075e1ca6812ff385092a3e5466b703a9756114f92c6fe7bd5f9c8c66c3230a
SHA51237b48994615d6fafa85ad89b45dc4a8554a2ec0d825bd5d3d95fc39074b3dcb66b7e70c6a07d9792ce813cc121354a7cd1850a81f73a2de42f12f15018613cd8
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec