Analysis
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max time kernel
149s -
max time network
152s -
platform
windows11-21h2_x64 -
resource
win11-20240221-en -
resource tags
arch:x64arch:x86image:win11-20240221-enlocale:en-usos:windows11-21h2-x64system -
submitted
09/04/2024, 16:23
Static task
static1
Behavioral task
behavioral1
Sample
2c6b2513598d5251cbb42828820cafecc7c7ff40d54914422a813f27c2350291.exe
Resource
win10v2004-20240226-en
General
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Target
2c6b2513598d5251cbb42828820cafecc7c7ff40d54914422a813f27c2350291.exe
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Size
4.2MB
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MD5
dd68295dc5a44d36474ad72a732f415c
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SHA1
7e2797da9b1d5611a3f08fec4eaeba5ab2aa0b1b
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SHA256
2c6b2513598d5251cbb42828820cafecc7c7ff40d54914422a813f27c2350291
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SHA512
348d249ef62a4c83eb4a7a3f09d23f9afed967ee49c1d81d7b99ed97baa4f8b1b75938257f7a8e5e9bf63e93dfc6adf2b33ba9547572bc230bcf4f765308b3cc
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SSDEEP
98304:aq77jqY634qYqqku+lyD9j83bmq6chkYsndCeM49l0PC8vwYt3LS/HhB:ag7jqGqHumyZj83bqlTnjD0P2G3IX
Malware Config
Signatures
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Glupteba payload 19 IoCs
resource yara_rule behavioral2/memory/1288-2-0x0000000005350000-0x0000000005C3B000-memory.dmp family_glupteba behavioral2/memory/1288-3-0x0000000000400000-0x0000000003105000-memory.dmp family_glupteba behavioral2/memory/1288-51-0x0000000000400000-0x0000000003105000-memory.dmp family_glupteba behavioral2/memory/4396-54-0x0000000005220000-0x0000000005B0B000-memory.dmp family_glupteba behavioral2/memory/4396-55-0x0000000000400000-0x0000000003105000-memory.dmp family_glupteba behavioral2/memory/4396-149-0x0000000000400000-0x0000000003105000-memory.dmp family_glupteba behavioral2/memory/896-244-0x0000000000400000-0x0000000003105000-memory.dmp family_glupteba behavioral2/memory/896-253-0x0000000000400000-0x0000000003105000-memory.dmp family_glupteba behavioral2/memory/896-255-0x0000000000400000-0x0000000003105000-memory.dmp family_glupteba behavioral2/memory/896-257-0x0000000000400000-0x0000000003105000-memory.dmp family_glupteba behavioral2/memory/896-259-0x0000000000400000-0x0000000003105000-memory.dmp family_glupteba behavioral2/memory/896-261-0x0000000000400000-0x0000000003105000-memory.dmp family_glupteba behavioral2/memory/896-263-0x0000000000400000-0x0000000003105000-memory.dmp family_glupteba behavioral2/memory/896-265-0x0000000000400000-0x0000000003105000-memory.dmp family_glupteba behavioral2/memory/896-267-0x0000000000400000-0x0000000003105000-memory.dmp family_glupteba behavioral2/memory/896-269-0x0000000000400000-0x0000000003105000-memory.dmp family_glupteba behavioral2/memory/896-271-0x0000000000400000-0x0000000003105000-memory.dmp family_glupteba behavioral2/memory/896-273-0x0000000000400000-0x0000000003105000-memory.dmp family_glupteba behavioral2/memory/896-275-0x0000000000400000-0x0000000003105000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 4580 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 896 csrss.exe 3316 injector.exe 2308 windefender.exe 716 windefender.exe -
resource yara_rule behavioral2/files/0x000200000002a7fb-247.dat upx behavioral2/memory/2308-252-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/716-254-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/716-258-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4280069375-290121026-380765049-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 2c6b2513598d5251cbb42828820cafecc7c7ff40d54914422a813f27c2350291.exe Set value (str) \REGISTRY\USER\S-1-5-21-4280069375-290121026-380765049-1000\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 2c6b2513598d5251cbb42828820cafecc7c7ff40d54914422a813f27c2350291.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss 2c6b2513598d5251cbb42828820cafecc7c7ff40d54914422a813f27c2350291.exe File created C:\Windows\rss\csrss.exe 2c6b2513598d5251cbb42828820cafecc7c7ff40d54914422a813f27c2350291.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 3272 sc.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 4920 1288 WerFault.exe 75 -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 3932 schtasks.exe 4684 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-561 = "SE Asia Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2491 = "Aus Central W. Daylight Time" 2c6b2513598d5251cbb42828820cafecc7c7ff40d54914422a813f27c2350291.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-52 = "Greenland Standard Time" 2c6b2513598d5251cbb42828820cafecc7c7ff40d54914422a813f27c2350291.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-382 = "South Africa Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-462 = "Afghanistan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-2412 = "Marquesas Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2001 = "Cabo Verde Daylight Time" 2c6b2513598d5251cbb42828820cafecc7c7ff40d54914422a813f27c2350291.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2412 = "Marquesas Standard Time" 2c6b2513598d5251cbb42828820cafecc7c7ff40d54914422a813f27c2350291.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-3141 = "South Sudan Daylight Time" 2c6b2513598d5251cbb42828820cafecc7c7ff40d54914422a813f27c2350291.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.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\22\52C64B7E\@tzres.dll,-1872 = "Russia TZ 7 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-2432 = "Cuba Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-2411 = "Marquesas Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-1862 = "Russia TZ 6 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-462 = "Afghanistan Standard Time" 2c6b2513598d5251cbb42828820cafecc7c7ff40d54914422a813f27c2350291.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2182 = "Astrakhan Standard Time" 2c6b2513598d5251cbb42828820cafecc7c7ff40d54914422a813f27c2350291.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-512 = "Central Asia Standard Time" 2c6b2513598d5251cbb42828820cafecc7c7ff40d54914422a813f27c2350291.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs 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\22\52C64B7E\@tzres.dll,-592 = "Malay Peninsula Standard Time" windefender.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\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2612 = "Bougainville Standard Time" 2c6b2513598d5251cbb42828820cafecc7c7ff40d54914422a813f27c2350291.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-252 = "Dateline Standard Time" 2c6b2513598d5251cbb42828820cafecc7c7ff40d54914422a813f27c2350291.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-1471 = "Magadan Daylight Time" 2c6b2513598d5251cbb42828820cafecc7c7ff40d54914422a813f27c2350291.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-214 = "Pacific Daylight Time (Mexico)" 2c6b2513598d5251cbb42828820cafecc7c7ff40d54914422a813f27c2350291.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-1412 = "Syria Standard Time" 2c6b2513598d5251cbb42828820cafecc7c7ff40d54914422a813f27c2350291.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-491 = "India Daylight Time" 2c6b2513598d5251cbb42828820cafecc7c7ff40d54914422a813f27c2350291.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-2772 = "Omsk Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-251 = "Dateline Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-201 = "US Mountain Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-332 = "E. Europe Standard Time" 2c6b2513598d5251cbb42828820cafecc7c7ff40d54914422a813f27c2350291.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-531 = "Sri Lanka Daylight Time" 2c6b2513598d5251cbb42828820cafecc7c7ff40d54914422a813f27c2350291.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-142 = "Canada Central Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-2631 = "Norfolk Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-214 = "Pacific Daylight Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-502 = "Nepal Standard Time" 2c6b2513598d5251cbb42828820cafecc7c7ff40d54914422a813f27c2350291.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-122 = "SA Pacific Standard Time" 2c6b2513598d5251cbb42828820cafecc7c7ff40d54914422a813f27c2350291.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-105 = "Central Brazilian Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-361 = "GTB Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2391 = "Aleutian Daylight Time" 2c6b2513598d5251cbb42828820cafecc7c7ff40d54914422a813f27c2350291.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2532 = "Chatham Islands Standard Time" 2c6b2513598d5251cbb42828820cafecc7c7ff40d54914422a813f27c2350291.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-1822 = "Russia TZ 1 Standard Time" 2c6b2513598d5251cbb42828820cafecc7c7ff40d54914422a813f27c2350291.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.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\22\52C64B7E\@tzres.dll,-2572 = "Turks and Caicos Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 3132 powershell.exe 3132 powershell.exe 1288 2c6b2513598d5251cbb42828820cafecc7c7ff40d54914422a813f27c2350291.exe 1288 2c6b2513598d5251cbb42828820cafecc7c7ff40d54914422a813f27c2350291.exe 4092 powershell.exe 4092 powershell.exe 4396 2c6b2513598d5251cbb42828820cafecc7c7ff40d54914422a813f27c2350291.exe 4396 2c6b2513598d5251cbb42828820cafecc7c7ff40d54914422a813f27c2350291.exe 4396 2c6b2513598d5251cbb42828820cafecc7c7ff40d54914422a813f27c2350291.exe 4396 2c6b2513598d5251cbb42828820cafecc7c7ff40d54914422a813f27c2350291.exe 4396 2c6b2513598d5251cbb42828820cafecc7c7ff40d54914422a813f27c2350291.exe 4396 2c6b2513598d5251cbb42828820cafecc7c7ff40d54914422a813f27c2350291.exe 4396 2c6b2513598d5251cbb42828820cafecc7c7ff40d54914422a813f27c2350291.exe 4396 2c6b2513598d5251cbb42828820cafecc7c7ff40d54914422a813f27c2350291.exe 4396 2c6b2513598d5251cbb42828820cafecc7c7ff40d54914422a813f27c2350291.exe 4396 2c6b2513598d5251cbb42828820cafecc7c7ff40d54914422a813f27c2350291.exe 2372 powershell.exe 2372 powershell.exe 8 powershell.exe 8 powershell.exe 3004 powershell.exe 3004 powershell.exe 4012 powershell.exe 4012 powershell.exe 4932 powershell.exe 4932 powershell.exe 3316 injector.exe 3316 injector.exe 3316 injector.exe 3316 injector.exe 3316 injector.exe 3316 injector.exe 896 csrss.exe 896 csrss.exe 3316 injector.exe 3316 injector.exe 3316 injector.exe 3316 injector.exe 3316 injector.exe 3316 injector.exe 896 csrss.exe 896 csrss.exe 3316 injector.exe 3316 injector.exe 896 csrss.exe 896 csrss.exe 3316 injector.exe 3316 injector.exe 3316 injector.exe 3316 injector.exe 3316 injector.exe 3316 injector.exe 3316 injector.exe 3316 injector.exe 3316 injector.exe 3316 injector.exe 3316 injector.exe 3316 injector.exe 3316 injector.exe 3316 injector.exe 3316 injector.exe 3316 injector.exe 3316 injector.exe 3316 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 3132 powershell.exe Token: SeDebugPrivilege 1288 2c6b2513598d5251cbb42828820cafecc7c7ff40d54914422a813f27c2350291.exe Token: SeImpersonatePrivilege 1288 2c6b2513598d5251cbb42828820cafecc7c7ff40d54914422a813f27c2350291.exe Token: SeDebugPrivilege 4092 powershell.exe Token: SeDebugPrivilege 2372 powershell.exe Token: SeDebugPrivilege 8 powershell.exe Token: SeDebugPrivilege 3004 powershell.exe Token: SeDebugPrivilege 4012 powershell.exe Token: SeDebugPrivilege 4932 powershell.exe Token: SeSystemEnvironmentPrivilege 896 csrss.exe Token: SeSecurityPrivilege 3272 sc.exe Token: SeSecurityPrivilege 3272 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 1288 wrote to memory of 3132 1288 2c6b2513598d5251cbb42828820cafecc7c7ff40d54914422a813f27c2350291.exe 77 PID 1288 wrote to memory of 3132 1288 2c6b2513598d5251cbb42828820cafecc7c7ff40d54914422a813f27c2350291.exe 77 PID 1288 wrote to memory of 3132 1288 2c6b2513598d5251cbb42828820cafecc7c7ff40d54914422a813f27c2350291.exe 77 PID 4396 wrote to memory of 4092 4396 2c6b2513598d5251cbb42828820cafecc7c7ff40d54914422a813f27c2350291.exe 85 PID 4396 wrote to memory of 4092 4396 2c6b2513598d5251cbb42828820cafecc7c7ff40d54914422a813f27c2350291.exe 85 PID 4396 wrote to memory of 4092 4396 2c6b2513598d5251cbb42828820cafecc7c7ff40d54914422a813f27c2350291.exe 85 PID 4396 wrote to memory of 860 4396 2c6b2513598d5251cbb42828820cafecc7c7ff40d54914422a813f27c2350291.exe 87 PID 4396 wrote to memory of 860 4396 2c6b2513598d5251cbb42828820cafecc7c7ff40d54914422a813f27c2350291.exe 87 PID 860 wrote to memory of 4580 860 cmd.exe 89 PID 860 wrote to memory of 4580 860 cmd.exe 89 PID 4396 wrote to memory of 2372 4396 2c6b2513598d5251cbb42828820cafecc7c7ff40d54914422a813f27c2350291.exe 90 PID 4396 wrote to memory of 2372 4396 2c6b2513598d5251cbb42828820cafecc7c7ff40d54914422a813f27c2350291.exe 90 PID 4396 wrote to memory of 2372 4396 2c6b2513598d5251cbb42828820cafecc7c7ff40d54914422a813f27c2350291.exe 90 PID 4396 wrote to memory of 8 4396 2c6b2513598d5251cbb42828820cafecc7c7ff40d54914422a813f27c2350291.exe 92 PID 4396 wrote to memory of 8 4396 2c6b2513598d5251cbb42828820cafecc7c7ff40d54914422a813f27c2350291.exe 92 PID 4396 wrote to memory of 8 4396 2c6b2513598d5251cbb42828820cafecc7c7ff40d54914422a813f27c2350291.exe 92 PID 4396 wrote to memory of 896 4396 2c6b2513598d5251cbb42828820cafecc7c7ff40d54914422a813f27c2350291.exe 94 PID 4396 wrote to memory of 896 4396 2c6b2513598d5251cbb42828820cafecc7c7ff40d54914422a813f27c2350291.exe 94 PID 4396 wrote to memory of 896 4396 2c6b2513598d5251cbb42828820cafecc7c7ff40d54914422a813f27c2350291.exe 94 PID 896 wrote to memory of 3004 896 csrss.exe 95 PID 896 wrote to memory of 3004 896 csrss.exe 95 PID 896 wrote to memory of 3004 896 csrss.exe 95 PID 896 wrote to memory of 4012 896 csrss.exe 101 PID 896 wrote to memory of 4012 896 csrss.exe 101 PID 896 wrote to memory of 4012 896 csrss.exe 101 PID 896 wrote to memory of 4932 896 csrss.exe 103 PID 896 wrote to memory of 4932 896 csrss.exe 103 PID 896 wrote to memory of 4932 896 csrss.exe 103 PID 896 wrote to memory of 3316 896 csrss.exe 105 PID 896 wrote to memory of 3316 896 csrss.exe 105 PID 2308 wrote to memory of 2140 2308 windefender.exe 111 PID 2308 wrote to memory of 2140 2308 windefender.exe 111 PID 2308 wrote to memory of 2140 2308 windefender.exe 111 PID 2140 wrote to memory of 3272 2140 cmd.exe 112 PID 2140 wrote to memory of 3272 2140 cmd.exe 112 PID 2140 wrote to memory of 3272 2140 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\2c6b2513598d5251cbb42828820cafecc7c7ff40d54914422a813f27c2350291.exe"C:\Users\Admin\AppData\Local\Temp\2c6b2513598d5251cbb42828820cafecc7c7ff40d54914422a813f27c2350291.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1288 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3132
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C:\Users\Admin\AppData\Local\Temp\2c6b2513598d5251cbb42828820cafecc7c7ff40d54914422a813f27c2350291.exe"C:\Users\Admin\AppData\Local\Temp\2c6b2513598d5251cbb42828820cafecc7c7ff40d54914422a813f27c2350291.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:4396 -
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:4092
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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:860 -
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:4580
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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:2372
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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:8
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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:896 -
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:3004
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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:3932
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:4536
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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:4012
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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:4932
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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:3316
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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:4684
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2308 -
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:2140 -
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:3272
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1288 -s 7882⤵
- Program crash
PID:4920
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 1288 -ip 12881⤵PID:4404
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:716
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
MD5adb70987144e18efdc7c84dab9913203
SHA11c82dbb72ac0e93df8f9fa20cabd88b2a6214c2b
SHA25646bd57fbf765ad355ae0284024607f890069a6d1295d526206d0e529a4d5091c
SHA512ca273a86310b9a299858f850df595ecf118aee0f0d468093d7a098e935c1ef70681361c2c44285838a819daa9df383475df1614459afec2bd20cf201e0fea800
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5f97b6db0ae2df0d3c26bba283e7b571d
SHA1eee62908263fb3efb5deff05ebf56daff8c6a6d4
SHA2566d7e808d9611bea3f9031213e0a4c65dd390200799cd63cd1b16408d35400591
SHA5121e23d4c34f57a3878d36e8668035d70f1cfc9cfb3b51ac586f5510213db3249abf31a903a0deec7b2bf1be234566e0f852dc5f189ebb8028f23b0df8bf2a4533
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5abbf0f73afb1aa23ea71b15cb7324285
SHA15101e1501063b9cc61146725c5db8f183c91fb39
SHA2560823d0421af933d2838aafed19d0cf060f54ef883ea4b9991e321bbc59c82749
SHA512b0b5450b02eaeaabe8df983bd150836c4b77628fabb20fa57e5cc702dc8441d5eeec299fd0df791a1830ebee7b531a0a41330a3465c5abe38ad8503ffdc40fc2
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5bdd8dfa08ca2e2e855a86c32a760ebaf
SHA1e1925eb2da0ccc890360c6ca7cac16f535b9591d
SHA2564ace90421aa9d75d1b721a19a167eb9861840f4f532d030e644b15eea4797e3b
SHA5120f02de483dc4d33993d0e37c71b83c2505c1adf4cb122b96551564f3296a309b6e221407be553563ea65d0187058f89fad590721daab4b642c545e1b3152b896
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5722e64ca55336cbc21c488548518d309
SHA128cd2a5aaae2739977c051459fb8d4ed385d2a90
SHA256e1872acb0b56ac84bfbf0ea9d68f58f316b3d387306f50542b9f9f9ea8b24e81
SHA512771f18c444dfe47a59aad4e57c94494cee0c71ce34b0bbbc9625dfc6ed9608523374d6da0ca9dfb355f85004f397d40fec95f9fec6afe73eace8711a9bc85f48
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Filesize
4.2MB
MD5dd68295dc5a44d36474ad72a732f415c
SHA17e2797da9b1d5611a3f08fec4eaeba5ab2aa0b1b
SHA2562c6b2513598d5251cbb42828820cafecc7c7ff40d54914422a813f27c2350291
SHA512348d249ef62a4c83eb4a7a3f09d23f9afed967ee49c1d81d7b99ed97baa4f8b1b75938257f7a8e5e9bf63e93dfc6adf2b33ba9547572bc230bcf4f765308b3cc
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec