Analysis
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max time kernel
150s -
max time network
153s -
platform
windows11-21h2_x64 -
resource
win11-20240412-en -
resource tags
arch:x64arch:x86image:win11-20240412-enlocale:en-usos:windows11-21h2-x64system -
submitted
19/04/2024, 22:48
Static task
static1
Behavioral task
behavioral1
Sample
0e95a4ebdad08191c7956001b0a5a8869c6c7367d1b76bb8a418048e81769658.exe
Resource
win10v2004-20240412-en
General
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Target
0e95a4ebdad08191c7956001b0a5a8869c6c7367d1b76bb8a418048e81769658.exe
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Size
4.2MB
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MD5
3fca98ae44cf09ce5b70f26884f4ef88
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SHA1
744a5ddd0626e0af0c1e865377c3e7ac39867318
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SHA256
0e95a4ebdad08191c7956001b0a5a8869c6c7367d1b76bb8a418048e81769658
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SHA512
235b10ff9534f503b8223f4b0c1c5938494f90ec8650348311f1f1b9a46c5da7c6934181ae453ae126593d9f3acfbd9a4432caff28aa1e19fd18951be93cd0f4
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SSDEEP
98304:3/40EOOAEftLoGWLNDgTXMgGOTrFzBqlMJaGItfG9:PdVQtLoTZDg5GO9BqlcV
Malware Config
Signatures
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Glupteba payload 20 IoCs
resource yara_rule behavioral2/memory/3532-2-0x00000000042A0000-0x0000000004B8B000-memory.dmp family_glupteba behavioral2/memory/3532-3-0x0000000000400000-0x0000000001E06000-memory.dmp family_glupteba behavioral2/memory/3532-52-0x0000000000400000-0x0000000001E06000-memory.dmp family_glupteba behavioral2/memory/3532-55-0x00000000042A0000-0x0000000004B8B000-memory.dmp family_glupteba behavioral2/memory/1684-56-0x0000000000400000-0x0000000001E06000-memory.dmp family_glupteba behavioral2/memory/1684-130-0x0000000000400000-0x0000000001E06000-memory.dmp family_glupteba behavioral2/memory/1684-150-0x0000000000400000-0x0000000001E06000-memory.dmp family_glupteba behavioral2/memory/4920-247-0x0000000000400000-0x0000000001E06000-memory.dmp family_glupteba behavioral2/memory/4920-256-0x0000000000400000-0x0000000001E06000-memory.dmp family_glupteba behavioral2/memory/4920-257-0x0000000000400000-0x0000000001E06000-memory.dmp family_glupteba behavioral2/memory/4920-259-0x0000000000400000-0x0000000001E06000-memory.dmp family_glupteba behavioral2/memory/4920-262-0x0000000000400000-0x0000000001E06000-memory.dmp family_glupteba behavioral2/memory/4920-264-0x0000000000400000-0x0000000001E06000-memory.dmp family_glupteba behavioral2/memory/4920-266-0x0000000000400000-0x0000000001E06000-memory.dmp family_glupteba behavioral2/memory/4920-267-0x0000000000400000-0x0000000001E06000-memory.dmp family_glupteba behavioral2/memory/4920-269-0x0000000000400000-0x0000000001E06000-memory.dmp family_glupteba behavioral2/memory/4920-272-0x0000000000400000-0x0000000001E06000-memory.dmp family_glupteba behavioral2/memory/4920-274-0x0000000000400000-0x0000000001E06000-memory.dmp family_glupteba behavioral2/memory/4920-275-0x0000000000400000-0x0000000001E06000-memory.dmp family_glupteba behavioral2/memory/4920-277-0x0000000000400000-0x0000000001E06000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 3420 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 4920 csrss.exe 1804 injector.exe 2056 windefender.exe 3836 windefender.exe -
resource yara_rule behavioral2/files/0x000200000002a9ff-251.dat upx behavioral2/memory/2056-255-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/3836-258-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/3836-261-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-801878912-692986033-442676226-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 0e95a4ebdad08191c7956001b0a5a8869c6c7367d1b76bb8a418048e81769658.exe Set value (str) \REGISTRY\USER\S-1-5-21-801878912-692986033-442676226-1000\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 created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe 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 0e95a4ebdad08191c7956001b0a5a8869c6c7367d1b76bb8a418048e81769658.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss 0e95a4ebdad08191c7956001b0a5a8869c6c7367d1b76bb8a418048e81769658.exe File created C:\Windows\rss\csrss.exe 0e95a4ebdad08191c7956001b0a5a8869c6c7367d1b76bb8a418048e81769658.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 4392 sc.exe -
Program crash 2 IoCs
pid pid_target Process procid_target 1696 3532 WerFault.exe 78 4816 1684 WerFault.exe 85 -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 2320 schtasks.exe 1940 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,-2611 = "Bougainville Daylight Time" 0e95a4ebdad08191c7956001b0a5a8869c6c7367d1b76bb8a418048e81769658.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-12 = "Azores Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1842 = "Russia TZ 4 Standard Time" 0e95a4ebdad08191c7956001b0a5a8869c6c7367d1b76bb8a418048e81769658.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-385 = "Namibia Standard Time" 0e95a4ebdad08191c7956001b0a5a8869c6c7367d1b76bb8a418048e81769658.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-182 = "Mountain Standard Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-931 = "Coordinated Universal Time" 0e95a4ebdad08191c7956001b0a5a8869c6c7367d1b76bb8a418048e81769658.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2432 = "Cuba Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2001 = "Cabo Verde Daylight Time" 0e95a4ebdad08191c7956001b0a5a8869c6c7367d1b76bb8a418048e81769658.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-215 = "Pacific Standard Time (Mexico)" 0e95a4ebdad08191c7956001b0a5a8869c6c7367d1b76bb8a418048e81769658.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-221 = "Alaskan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-52 = "Greenland Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-392 = "Arab Standard Time" 0e95a4ebdad08191c7956001b0a5a8869c6c7367d1b76bb8a418048e81769658.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2142 = "Transbaikal Standard Time" 0e95a4ebdad08191c7956001b0a5a8869c6c7367d1b76bb8a418048e81769658.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-162 = "Central Standard Time" 0e95a4ebdad08191c7956001b0a5a8869c6c7367d1b76bb8a418048e81769658.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-502 = "Nepal Standard Time" 0e95a4ebdad08191c7956001b0a5a8869c6c7367d1b76bb8a418048e81769658.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2452 = "Saint Pierre Standard Time" 0e95a4ebdad08191c7956001b0a5a8869c6c7367d1b76bb8a418048e81769658.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,-591 = "Malay Peninsula Daylight Time" 0e95a4ebdad08191c7956001b0a5a8869c6c7367d1b76bb8a418048e81769658.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-448 = "Azerbaijan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-371 = "Jerusalem Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-831 = "SA Eastern Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2322 = "Sakhalin Standard Time" 0e95a4ebdad08191c7956001b0a5a8869c6c7367d1b76bb8a418048e81769658.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs 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,-731 = "Fiji Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-335 = "Jordan Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-1722 = "Libya Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-1871 = "Russia TZ 7 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-191 = "Mountain Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-142 = "Canada Central Standard Time" 0e95a4ebdad08191c7956001b0a5a8869c6c7367d1b76bb8a418048e81769658.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1802 = "Line Islands Standard Time" 0e95a4ebdad08191c7956001b0a5a8869c6c7367d1b76bb8a418048e81769658.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-461 = "Afghanistan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2492 = "Aus Central W. Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-342 = "Egypt Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2142 = "Transbaikal Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-262 = "GMT Standard Time" 0e95a4ebdad08191c7956001b0a5a8869c6c7367d1b76bb8a418048e81769658.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,-2632 = "Norfolk Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2161 = "Altai Daylight Time" 0e95a4ebdad08191c7956001b0a5a8869c6c7367d1b76bb8a418048e81769658.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-661 = "Cen. Australia Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-262 = "GMT Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-601 = "Taipei Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-91 = "Pacific SA Daylight Time" 0e95a4ebdad08191c7956001b0a5a8869c6c7367d1b76bb8a418048e81769658.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" 0e95a4ebdad08191c7956001b0a5a8869c6c7367d1b76bb8a418048e81769658.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2352 powershell.exe 2352 powershell.exe 3532 0e95a4ebdad08191c7956001b0a5a8869c6c7367d1b76bb8a418048e81769658.exe 3532 0e95a4ebdad08191c7956001b0a5a8869c6c7367d1b76bb8a418048e81769658.exe 2744 powershell.exe 2744 powershell.exe 1684 0e95a4ebdad08191c7956001b0a5a8869c6c7367d1b76bb8a418048e81769658.exe 1684 0e95a4ebdad08191c7956001b0a5a8869c6c7367d1b76bb8a418048e81769658.exe 1684 0e95a4ebdad08191c7956001b0a5a8869c6c7367d1b76bb8a418048e81769658.exe 1684 0e95a4ebdad08191c7956001b0a5a8869c6c7367d1b76bb8a418048e81769658.exe 1684 0e95a4ebdad08191c7956001b0a5a8869c6c7367d1b76bb8a418048e81769658.exe 1684 0e95a4ebdad08191c7956001b0a5a8869c6c7367d1b76bb8a418048e81769658.exe 1684 0e95a4ebdad08191c7956001b0a5a8869c6c7367d1b76bb8a418048e81769658.exe 1684 0e95a4ebdad08191c7956001b0a5a8869c6c7367d1b76bb8a418048e81769658.exe 1684 0e95a4ebdad08191c7956001b0a5a8869c6c7367d1b76bb8a418048e81769658.exe 1684 0e95a4ebdad08191c7956001b0a5a8869c6c7367d1b76bb8a418048e81769658.exe 2484 powershell.exe 2484 powershell.exe 2060 powershell.exe 2060 powershell.exe 3028 powershell.exe 3028 powershell.exe 1924 powershell.exe 1924 powershell.exe 1156 powershell.exe 1156 powershell.exe 1804 injector.exe 1804 injector.exe 1804 injector.exe 1804 injector.exe 1804 injector.exe 1804 injector.exe 4920 csrss.exe 4920 csrss.exe 1804 injector.exe 1804 injector.exe 1804 injector.exe 1804 injector.exe 1804 injector.exe 1804 injector.exe 4920 csrss.exe 4920 csrss.exe 1804 injector.exe 1804 injector.exe 1804 injector.exe 1804 injector.exe 1804 injector.exe 1804 injector.exe 1804 injector.exe 1804 injector.exe 1804 injector.exe 1804 injector.exe 1804 injector.exe 1804 injector.exe 4920 csrss.exe 4920 csrss.exe 1804 injector.exe 1804 injector.exe 1804 injector.exe 1804 injector.exe 1804 injector.exe 1804 injector.exe 1804 injector.exe 1804 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 2352 powershell.exe Token: SeDebugPrivilege 3532 0e95a4ebdad08191c7956001b0a5a8869c6c7367d1b76bb8a418048e81769658.exe Token: SeImpersonatePrivilege 3532 0e95a4ebdad08191c7956001b0a5a8869c6c7367d1b76bb8a418048e81769658.exe Token: SeDebugPrivilege 2744 powershell.exe Token: SeDebugPrivilege 2484 powershell.exe Token: SeDebugPrivilege 2060 powershell.exe Token: SeDebugPrivilege 3028 powershell.exe Token: SeDebugPrivilege 1924 powershell.exe Token: SeDebugPrivilege 1156 powershell.exe Token: SeSystemEnvironmentPrivilege 4920 csrss.exe Token: SeSecurityPrivilege 4392 sc.exe Token: SeSecurityPrivilege 4392 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 3532 wrote to memory of 2352 3532 0e95a4ebdad08191c7956001b0a5a8869c6c7367d1b76bb8a418048e81769658.exe 80 PID 3532 wrote to memory of 2352 3532 0e95a4ebdad08191c7956001b0a5a8869c6c7367d1b76bb8a418048e81769658.exe 80 PID 3532 wrote to memory of 2352 3532 0e95a4ebdad08191c7956001b0a5a8869c6c7367d1b76bb8a418048e81769658.exe 80 PID 1684 wrote to memory of 2744 1684 0e95a4ebdad08191c7956001b0a5a8869c6c7367d1b76bb8a418048e81769658.exe 89 PID 1684 wrote to memory of 2744 1684 0e95a4ebdad08191c7956001b0a5a8869c6c7367d1b76bb8a418048e81769658.exe 89 PID 1684 wrote to memory of 2744 1684 0e95a4ebdad08191c7956001b0a5a8869c6c7367d1b76bb8a418048e81769658.exe 89 PID 1684 wrote to memory of 3412 1684 0e95a4ebdad08191c7956001b0a5a8869c6c7367d1b76bb8a418048e81769658.exe 91 PID 1684 wrote to memory of 3412 1684 0e95a4ebdad08191c7956001b0a5a8869c6c7367d1b76bb8a418048e81769658.exe 91 PID 3412 wrote to memory of 3420 3412 cmd.exe 93 PID 3412 wrote to memory of 3420 3412 cmd.exe 93 PID 1684 wrote to memory of 2484 1684 0e95a4ebdad08191c7956001b0a5a8869c6c7367d1b76bb8a418048e81769658.exe 94 PID 1684 wrote to memory of 2484 1684 0e95a4ebdad08191c7956001b0a5a8869c6c7367d1b76bb8a418048e81769658.exe 94 PID 1684 wrote to memory of 2484 1684 0e95a4ebdad08191c7956001b0a5a8869c6c7367d1b76bb8a418048e81769658.exe 94 PID 1684 wrote to memory of 2060 1684 0e95a4ebdad08191c7956001b0a5a8869c6c7367d1b76bb8a418048e81769658.exe 96 PID 1684 wrote to memory of 2060 1684 0e95a4ebdad08191c7956001b0a5a8869c6c7367d1b76bb8a418048e81769658.exe 96 PID 1684 wrote to memory of 2060 1684 0e95a4ebdad08191c7956001b0a5a8869c6c7367d1b76bb8a418048e81769658.exe 96 PID 1684 wrote to memory of 4920 1684 0e95a4ebdad08191c7956001b0a5a8869c6c7367d1b76bb8a418048e81769658.exe 98 PID 1684 wrote to memory of 4920 1684 0e95a4ebdad08191c7956001b0a5a8869c6c7367d1b76bb8a418048e81769658.exe 98 PID 1684 wrote to memory of 4920 1684 0e95a4ebdad08191c7956001b0a5a8869c6c7367d1b76bb8a418048e81769658.exe 98 PID 4920 wrote to memory of 3028 4920 csrss.exe 101 PID 4920 wrote to memory of 3028 4920 csrss.exe 101 PID 4920 wrote to memory of 3028 4920 csrss.exe 101 PID 4920 wrote to memory of 1924 4920 csrss.exe 106 PID 4920 wrote to memory of 1924 4920 csrss.exe 106 PID 4920 wrote to memory of 1924 4920 csrss.exe 106 PID 4920 wrote to memory of 1156 4920 csrss.exe 109 PID 4920 wrote to memory of 1156 4920 csrss.exe 109 PID 4920 wrote to memory of 1156 4920 csrss.exe 109 PID 4920 wrote to memory of 1804 4920 csrss.exe 111 PID 4920 wrote to memory of 1804 4920 csrss.exe 111 PID 2056 wrote to memory of 4260 2056 windefender.exe 117 PID 2056 wrote to memory of 4260 2056 windefender.exe 117 PID 2056 wrote to memory of 4260 2056 windefender.exe 117 PID 4260 wrote to memory of 4392 4260 cmd.exe 118 PID 4260 wrote to memory of 4392 4260 cmd.exe 118 PID 4260 wrote to memory of 4392 4260 cmd.exe 118 -
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\0e95a4ebdad08191c7956001b0a5a8869c6c7367d1b76bb8a418048e81769658.exe"C:\Users\Admin\AppData\Local\Temp\0e95a4ebdad08191c7956001b0a5a8869c6c7367d1b76bb8a418048e81769658.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3532 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2352
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C:\Users\Admin\AppData\Local\Temp\0e95a4ebdad08191c7956001b0a5a8869c6c7367d1b76bb8a418048e81769658.exe"C:\Users\Admin\AppData\Local\Temp\0e95a4ebdad08191c7956001b0a5a8869c6c7367d1b76bb8a418048e81769658.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:1684 -
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:2744
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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:3412 -
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:3420
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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:2484
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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:2060
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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:4920 -
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:3028
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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:2320
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:4940
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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:1924
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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:1156
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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:1804
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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:1940
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2056 -
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:4260 -
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:4392
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1684 -s 8883⤵
- Program crash
PID:4816
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3532 -s 7722⤵
- Program crash
PID:1696
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 3532 -ip 35321⤵PID:248
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 1684 -ip 16841⤵PID:3588
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:3836
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
MD58bb584bea7efffe3a8af893bf7ee19c9
SHA13f4ddf7273471583812643026e667974f65a28a9
SHA256bd39337786af73c74ea15650e1f46b9c2636f427a2cdf3d5ac71523e7301442f
SHA51213874b95b2f2357ab69f4be714484d31e110186d1fa4248ad7a18960ea6db9370a1c259a213fae61318538e0164a2613cc178621d4c57f487358b0a59f06a86c
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5712ca4a370bafadeb150bdcedbbeafd8
SHA1388ed66a35bf86f370a1e36b348c2ff43f80b400
SHA2569a661cc7a0ad132ebc19fed1b1df3635290314b646ad6b6b029423a7e66e9b1e
SHA512cf518b9e3c6b0536060e10fb2600eda243472b3ea0c40d5814b1b1ed6ae76aec64105e4461cf3b0291e19e10fc6ce05115e4e73697ee824f1174bc4907e75b8c
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5629e73eae11e38ef1b833ee37310915e
SHA1255ac32bf9c3adcc5ff60c05846d8d433668c6e5
SHA2569befba25c5b639930ea8c5cdb11c32fddeaecff3ddf160ca5ae4364df061e9e0
SHA5120cbdad9f42853ad239ddbc82d35df9e2ce6b1af1db142372c3eac9d19631c3da319a4a0ec90dd47e3fb507a2534302d701f1401a1ab67f08557540322c70e805
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5b766ecdd3177cb88f54098b2fa6a0557
SHA1f9827abf0ca2d8d7cde28ef05f93eb60428fbb61
SHA256fb28b378cdd60c51d53c6d0ece25aace929d3d81981d7425b8f0d1f60c2026ad
SHA512e85e35353b354cd4bd2d17e538edae0eb2a69438e2a0666c00f4267b7aa52a203b7514ff7b175ea9eb423bd760b04a8bc077d8cbe8701c4f367bbed5746e6cbb
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD53319a94912bb3c4b075c1ecd82c04e79
SHA104e646b3bd34cc9b34ee8887df589d5273a273be
SHA25680362aeb8dfacee15f63546f296d255243afbeac7666916720a0342ce354daf8
SHA512dd26c6c5851ee0c63ba9dd594a5dad9d3cbc1b3364cb289c0d9b40f0b3d1bb4bd885f903236def1b2d7bc2b7dfe482100998e04fe6f5b7b7f111cfa6acbb12ef
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Filesize
4.2MB
MD53fca98ae44cf09ce5b70f26884f4ef88
SHA1744a5ddd0626e0af0c1e865377c3e7ac39867318
SHA2560e95a4ebdad08191c7956001b0a5a8869c6c7367d1b76bb8a418048e81769658
SHA512235b10ff9534f503b8223f4b0c1c5938494f90ec8650348311f1f1b9a46c5da7c6934181ae453ae126593d9f3acfbd9a4432caff28aa1e19fd18951be93cd0f4
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec