Analysis
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max time kernel
149s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240412-en -
resource tags
arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system -
submitted
19/04/2024, 14:05
Static task
static1
Behavioral task
behavioral1
Sample
a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe
Resource
win10v2004-20240412-en
General
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Target
a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe
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Size
4.2MB
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MD5
8f9e24d6ed40f77f07b4a63ecb0e36ba
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SHA1
5d064315446c9e2e805ba0019a1895ab5c17cd83
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SHA256
a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8
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SHA512
bfb0441f116d71825c91f87120c668306fc321c948d9b817fa65b5339b0339b0eaf01130e3484bd6439a36033bcba53c9fd7693f95a9c8c84916a10948eee536
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SSDEEP
98304:Lu15A1GiNRFuKfVvdEh8/k6ld6teGU//blllQO5EUt0+BFZRUpdVYI:LaARFuKJWhQkavn//blllQdNaFDGXb
Malware Config
Signatures
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Glupteba payload 19 IoCs
resource yara_rule behavioral1/memory/4064-2-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/4064-3-0x0000000003F40000-0x000000000482B000-memory.dmp family_glupteba behavioral1/memory/4164-56-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/4064-70-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/4164-117-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/4164-154-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/4284-257-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/4284-267-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/4284-270-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/4284-273-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/4284-276-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/4284-279-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/4284-282-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/4284-285-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/4284-288-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/4284-291-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/4284-294-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/4284-297-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/4284-300-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 1964 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 4284 csrss.exe 3492 injector.exe 4244 windefender.exe 1508 windefender.exe -
resource yara_rule behavioral1/files/0x0008000000023445-260.dat upx behavioral1/memory/4244-265-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/1508-268-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/1508-274-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4084619521-2220719027-1909462854-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe Set value (str) \REGISTRY\USER\S-1-5-21-4084619521-2220719027-1909462854-1000\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 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 -
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 a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe File created C:\Windows\rss\csrss.exe a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.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 3396 sc.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 3464 schtasks.exe 4956 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-32 = "Mid-Atlantic Standard Time" a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.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\26\52C64B7E\@tzres.dll,-511 = "Central Asia Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-141 = "Canada Central Daylight Time" a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-731 = "Fiji Daylight Time" a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-981 = "Kamchatka Daylight Time" a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2062 = "North Korea Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-751 = "Tonga Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-442 = "Arabian Standard Time" a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-301 = "Romance Daylight Time" a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-931 = "Coordinated Universal Time" a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-71 = "Newfoundland Daylight Time" a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2772 = "Omsk Standard Time" a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.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\26\52C64B7E\@tzres.dll,-302 = "Romance Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2592 = "Tocantins Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-491 = "India Daylight Time" a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1802 = "Line Islands Standard Time" a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-772 = "Montevideo Standard Time" a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-335 = "Jordan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-1861 = "Russia TZ 6 Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-662 = "Cen. Australia Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2492 = "Aus Central W. Standard Time" a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-792 = "SA Western Standard Time" a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2392 = "Aleutian Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-1802 = "Line Islands Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\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\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-542 = "Myanmar Standard Time" a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-401 = "Arabic Daylight Time" a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-292 = "Central European Standard Time" a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1801 = "Line Islands Daylight Time" a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-771 = "Montevideo Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-631 = "Tokyo Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2572 = "Turks and Caicos Standard Time" a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-342 = "Egypt Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-272 = "Greenwich Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-221 = "Alaskan Daylight Time" a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-449 = "Azerbaijan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-261 = "GMT Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-3142 = "South Sudan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-365 = "Middle East Standard Time" a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-215 = "Pacific Standard Time (Mexico)" a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-3051 = "Qyzylorda Daylight Time" a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-412 = "E. Africa Standard Time" a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1891 = "Russia TZ 3 Daylight Time" a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 3596 powershell.exe 3596 powershell.exe 4064 a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe 4064 a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe 456 powershell.exe 456 powershell.exe 4164 a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe 4164 a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe 4164 a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe 4164 a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe 4164 a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe 4164 a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe 4164 a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe 4164 a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe 4164 a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe 4164 a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe 3224 powershell.exe 3224 powershell.exe 3876 powershell.exe 3876 powershell.exe 4292 powershell.exe 4292 powershell.exe 3576 powershell.exe 3576 powershell.exe 3192 powershell.exe 3192 powershell.exe 3492 injector.exe 3492 injector.exe 3492 injector.exe 3492 injector.exe 3492 injector.exe 3492 injector.exe 4284 csrss.exe 4284 csrss.exe 3492 injector.exe 3492 injector.exe 3492 injector.exe 3492 injector.exe 3492 injector.exe 3492 injector.exe 4284 csrss.exe 4284 csrss.exe 3492 injector.exe 3492 injector.exe 3492 injector.exe 3492 injector.exe 4284 csrss.exe 4284 csrss.exe 3492 injector.exe 3492 injector.exe 3492 injector.exe 3492 injector.exe 3492 injector.exe 3492 injector.exe 3492 injector.exe 3492 injector.exe 3492 injector.exe 3492 injector.exe 3492 injector.exe 3492 injector.exe 3492 injector.exe 3492 injector.exe 3492 injector.exe 3492 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 3596 powershell.exe Token: SeDebugPrivilege 4064 a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe Token: SeImpersonatePrivilege 4064 a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe Token: SeDebugPrivilege 456 powershell.exe Token: SeDebugPrivilege 3224 powershell.exe Token: SeDebugPrivilege 3876 powershell.exe Token: SeDebugPrivilege 4292 powershell.exe Token: SeDebugPrivilege 3576 powershell.exe Token: SeDebugPrivilege 3192 powershell.exe Token: SeSystemEnvironmentPrivilege 4284 csrss.exe Token: SeSecurityPrivilege 3396 sc.exe Token: SeSecurityPrivilege 3396 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 4064 wrote to memory of 3596 4064 a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe 89 PID 4064 wrote to memory of 3596 4064 a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe 89 PID 4064 wrote to memory of 3596 4064 a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe 89 PID 4164 wrote to memory of 456 4164 a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe 97 PID 4164 wrote to memory of 456 4164 a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe 97 PID 4164 wrote to memory of 456 4164 a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe 97 PID 4164 wrote to memory of 1404 4164 a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe 99 PID 4164 wrote to memory of 1404 4164 a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe 99 PID 1404 wrote to memory of 1964 1404 cmd.exe 101 PID 1404 wrote to memory of 1964 1404 cmd.exe 101 PID 4164 wrote to memory of 3224 4164 a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe 102 PID 4164 wrote to memory of 3224 4164 a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe 102 PID 4164 wrote to memory of 3224 4164 a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe 102 PID 4164 wrote to memory of 3876 4164 a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe 104 PID 4164 wrote to memory of 3876 4164 a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe 104 PID 4164 wrote to memory of 3876 4164 a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe 104 PID 4164 wrote to memory of 4284 4164 a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe 106 PID 4164 wrote to memory of 4284 4164 a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe 106 PID 4164 wrote to memory of 4284 4164 a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe 106 PID 4284 wrote to memory of 4292 4284 csrss.exe 107 PID 4284 wrote to memory of 4292 4284 csrss.exe 107 PID 4284 wrote to memory of 4292 4284 csrss.exe 107 PID 4284 wrote to memory of 3576 4284 csrss.exe 113 PID 4284 wrote to memory of 3576 4284 csrss.exe 113 PID 4284 wrote to memory of 3576 4284 csrss.exe 113 PID 4284 wrote to memory of 3192 4284 csrss.exe 115 PID 4284 wrote to memory of 3192 4284 csrss.exe 115 PID 4284 wrote to memory of 3192 4284 csrss.exe 115 PID 4284 wrote to memory of 3492 4284 csrss.exe 117 PID 4284 wrote to memory of 3492 4284 csrss.exe 117 PID 4244 wrote to memory of 2664 4244 windefender.exe 123 PID 4244 wrote to memory of 2664 4244 windefender.exe 123 PID 4244 wrote to memory of 2664 4244 windefender.exe 123 PID 2664 wrote to memory of 3396 2664 cmd.exe 124 PID 2664 wrote to memory of 3396 2664 cmd.exe 124 PID 2664 wrote to memory of 3396 2664 cmd.exe 124 -
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\a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe"C:\Users\Admin\AppData\Local\Temp\a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4064 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3596
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C:\Users\Admin\AppData\Local\Temp\a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe"C:\Users\Admin\AppData\Local\Temp\a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.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
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:456
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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:1404 -
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:1964
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3224
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3876
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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:4284 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4292
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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:3464
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:4704
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3576
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3192
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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:3492
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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:4956
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4244 -
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:2664 -
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:3396
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:1508
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
MD5adfff0fd5d3342f3359f6481c21517e5
SHA1fba133e5a6f4b09940473ba086daadf72e325914
SHA2561c7d1404fe68efafc41392c7f29129c55706b38004a4a28c5534cb0253a88687
SHA512ac6afa49b01303ab938fbdbbd0eed3feee8e6e518842abc292bb0ab2e832413fb784a5882fcdd91b32fc5b8bbb44cc486c8f537335d5d607ffaa7708418b0a53
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD577d9c310370ff14cf8388660d4a2a495
SHA12424ed4f81e91951dc5bd9cf0997e5cd0e475d40
SHA256a4b0a46305676f3a3f858855d2662f2de22c738089d355f0b6462334b1d906a5
SHA51246e43e1c0399fb4fd70fd3d2c1314ec1113e286c63db8ce2e479f75f0d8954e8d07560a9b5df6a6a93bf596178d822501d7f30732a0659d215ac884012faf811
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5ed9a251bf09eef633fd9975b773c82ab
SHA1e45080f43f1d52c36beb01a0b8065cc00a0b5467
SHA256d0e71fed6882aa75aa99949ae196bc26a04819904cdeab12b671eedc71baca13
SHA512efac7103b2a52788a336f00de3599229de5ab3c771cfc85e63811c95ca29989a735b480ff9f6efe1ca115290f252d0e5f598629743089fc59c4f9e5c19af519b
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD554b406e21ac3b767c1b7b67f2ad86c6c
SHA18a06558d46228b67a42015a770ee6b3bb93d9e08
SHA25604a22a54f6d74a07280f0b03c58c2b937439b7b5b4b7968689e13a3ad443338d
SHA512f75579da6e058dd82f8e58c72bc382fa3244af2c3ec838028a47ae2c73ffad7c4d6919f4fa1d7b8ae7ec186060c5ab0ed06a9a65490ad4ee1e5af8c81469d981
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD500eecdccbba67ddac0dd5b2a99c17af0
SHA19f31dbf56b5bf9a525c246abd63779a897cb2d09
SHA25673f19af57bc9bf368bc485051a9900765f50a8de5bf72043746407978e95a1ce
SHA51200d0ddbb8584f4cb5768c3d976c4bea929018198b116637b7407d9cf7242d55baa4c8f9e3f654a7be514cb1544a0125697e16c59d964a122bc45043320069ec3
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Filesize
4.2MB
MD58f9e24d6ed40f77f07b4a63ecb0e36ba
SHA15d064315446c9e2e805ba0019a1895ab5c17cd83
SHA256a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8
SHA512bfb0441f116d71825c91f87120c668306fc321c948d9b817fa65b5339b0339b0eaf01130e3484bd6439a36033bcba53c9fd7693f95a9c8c84916a10948eee536
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec