Analysis
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max time kernel
150s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
17-05-2024 07:22
Static task
static1
Behavioral task
behavioral1
Sample
c0d09b2b9b073cf632a03ef28f9ca1d9e9fd49df4e7630a83df4ef3c15edd024.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral2
Sample
c0d09b2b9b073cf632a03ef28f9ca1d9e9fd49df4e7630a83df4ef3c15edd024.exe
Resource
win11-20240508-en
General
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Target
c0d09b2b9b073cf632a03ef28f9ca1d9e9fd49df4e7630a83df4ef3c15edd024.exe
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Size
4.1MB
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MD5
9c6bb32c7833bc34d553610bcc6a3187
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SHA1
01afd062d72a88bbb1dfe5c1f5cfdf85cf15ede4
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SHA256
c0d09b2b9b073cf632a03ef28f9ca1d9e9fd49df4e7630a83df4ef3c15edd024
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SHA512
528f277df5e614f9c328a95b45ddf22c9007a8f038dd5f054d084ba3192cd6bf6670bd3c4537aa9bfda2d9ab85dda0f9302bfdb901f37fe02668377201dc8736
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SSDEEP
98304:o0IUXroYDzElV89sdV2qHm3LaKbYXl7F29tEHWEXgelgSAZWSyDiL6:zIU7SlV8K2X2AhEHFgekc1
Malware Config
Signatures
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Glupteba payload 19 IoCs
resource yara_rule behavioral1/memory/3816-2-0x0000000004D60000-0x000000000564B000-memory.dmp family_glupteba behavioral1/memory/3816-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3816-26-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral1/memory/3816-63-0x0000000004D60000-0x000000000564B000-memory.dmp family_glupteba behavioral1/memory/3816-62-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral1/memory/3816-81-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4024-80-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral1/memory/4024-134-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral1/memory/2472-158-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral1/memory/2472-215-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral1/memory/2472-228-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral1/memory/2472-231-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral1/memory/2472-235-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral1/memory/2472-238-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral1/memory/2472-242-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral1/memory/2472-247-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral1/memory/2472-251-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral1/memory/2472-254-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral1/memory/2472-258-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 4168 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 2472 csrss.exe 1872 injector.exe 4540 windefender.exe 1844 windefender.exe -
resource yara_rule behavioral1/files/0x000a000000023416-219.dat upx behavioral1/memory/4540-221-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/1844-224-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4540-226-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/1844-232-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/1844-239-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" csrss.exe Set value (str) \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" c0d09b2b9b073cf632a03ef28f9ca1d9e9fd49df4e7630a83df4ef3c15edd024.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 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 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 c0d09b2b9b073cf632a03ef28f9ca1d9e9fd49df4e7630a83df4ef3c15edd024.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss c0d09b2b9b073cf632a03ef28f9ca1d9e9fd49df4e7630a83df4ef3c15edd024.exe File created C:\Windows\rss\csrss.exe c0d09b2b9b073cf632a03ef28f9ca1d9e9fd49df4e7630a83df4ef3c15edd024.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 2144 sc.exe -
pid Process 3368 powershell.exe 3848 powershell.exe 3940 powershell.exe 60 powershell.exe 1652 powershell.exe 864 powershell.exe 4120 powershell.exe -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 4476 schtasks.exe 4968 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-222 = "Alaskan Standard Time" c0d09b2b9b073cf632a03ef28f9ca1d9e9fd49df4e7630a83df4ef3c15edd024.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-371 = "Jerusalem Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2792 = "Novosibirsk Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2181 = "Astrakhan Daylight Time" c0d09b2b9b073cf632a03ef28f9ca1d9e9fd49df4e7630a83df4ef3c15edd024.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-751 = "Tonga Daylight Time" c0d09b2b9b073cf632a03ef28f9ca1d9e9fd49df4e7630a83df4ef3c15edd024.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-932 = "Coordinated Universal Time" c0d09b2b9b073cf632a03ef28f9ca1d9e9fd49df4e7630a83df4ef3c15edd024.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-51 = "Greenland Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs 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\2a\52C64B7E\@tzres.dll,-2432 = "Cuba Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-434 = "Georgian Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1911 = "Russia TZ 10 Daylight Time" c0d09b2b9b073cf632a03ef28f9ca1d9e9fd49df4e7630a83df4ef3c15edd024.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-661 = "Cen. Australia Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-3141 = "South Sudan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2751 = "Tomsk Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-721 = "Central Pacific Daylight Time" c0d09b2b9b073cf632a03ef28f9ca1d9e9fd49df4e7630a83df4ef3c15edd024.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-622 = "Korea Standard Time" c0d09b2b9b073cf632a03ef28f9ca1d9e9fd49df4e7630a83df4ef3c15edd024.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1842 = "Russia TZ 4 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-52 = "Greenland Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-212 = "Pacific Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-448 = "Azerbaijan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1471 = "Magadan Daylight Time" c0d09b2b9b073cf632a03ef28f9ca1d9e9fd49df4e7630a83df4ef3c15edd024.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates 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 Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2451 = "Saint Pierre Daylight Time" c0d09b2b9b073cf632a03ef28f9ca1d9e9fd49df4e7630a83df4ef3c15edd024.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2592 = "Tocantins Standard Time" c0d09b2b9b073cf632a03ef28f9ca1d9e9fd49df4e7630a83df4ef3c15edd024.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-842 = "Argentina Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1472 = "Magadan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-621 = "Korea Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2141 = "Transbaikal Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1841 = "Russia TZ 4 Daylight Time" c0d09b2b9b073cf632a03ef28f9ca1d9e9fd49df4e7630a83df4ef3c15edd024.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-262 = "GMT Standard Time" c0d09b2b9b073cf632a03ef28f9ca1d9e9fd49df4e7630a83df4ef3c15edd024.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-721 = "Central Pacific Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2431 = "Cuba Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-731 = "Fiji Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-351 = "FLE Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-602 = "Taipei Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2142 = "Transbaikal Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2631 = "Norfolk Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2182 = "Astrakhan Standard Time" c0d09b2b9b073cf632a03ef28f9ca1d9e9fd49df4e7630a83df4ef3c15edd024.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-982 = "Kamchatka Standard Time" c0d09b2b9b073cf632a03ef28f9ca1d9e9fd49df4e7630a83df4ef3c15edd024.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1722 = "Libya Standard Time" c0d09b2b9b073cf632a03ef28f9ca1d9e9fd49df4e7630a83df4ef3c15edd024.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 864 powershell.exe 864 powershell.exe 3816 c0d09b2b9b073cf632a03ef28f9ca1d9e9fd49df4e7630a83df4ef3c15edd024.exe 3816 c0d09b2b9b073cf632a03ef28f9ca1d9e9fd49df4e7630a83df4ef3c15edd024.exe 4120 powershell.exe 4120 powershell.exe 4024 c0d09b2b9b073cf632a03ef28f9ca1d9e9fd49df4e7630a83df4ef3c15edd024.exe 4024 c0d09b2b9b073cf632a03ef28f9ca1d9e9fd49df4e7630a83df4ef3c15edd024.exe 4024 c0d09b2b9b073cf632a03ef28f9ca1d9e9fd49df4e7630a83df4ef3c15edd024.exe 4024 c0d09b2b9b073cf632a03ef28f9ca1d9e9fd49df4e7630a83df4ef3c15edd024.exe 4024 c0d09b2b9b073cf632a03ef28f9ca1d9e9fd49df4e7630a83df4ef3c15edd024.exe 4024 c0d09b2b9b073cf632a03ef28f9ca1d9e9fd49df4e7630a83df4ef3c15edd024.exe 4024 c0d09b2b9b073cf632a03ef28f9ca1d9e9fd49df4e7630a83df4ef3c15edd024.exe 4024 c0d09b2b9b073cf632a03ef28f9ca1d9e9fd49df4e7630a83df4ef3c15edd024.exe 4024 c0d09b2b9b073cf632a03ef28f9ca1d9e9fd49df4e7630a83df4ef3c15edd024.exe 4024 c0d09b2b9b073cf632a03ef28f9ca1d9e9fd49df4e7630a83df4ef3c15edd024.exe 3368 powershell.exe 3368 powershell.exe 3848 powershell.exe 3848 powershell.exe 3940 powershell.exe 3940 powershell.exe 60 powershell.exe 60 powershell.exe 1652 powershell.exe 1652 powershell.exe 1872 injector.exe 1872 injector.exe 1872 injector.exe 1872 injector.exe 1872 injector.exe 1872 injector.exe 2472 csrss.exe 2472 csrss.exe 1872 injector.exe 1872 injector.exe 1872 injector.exe 1872 injector.exe 1872 injector.exe 1872 injector.exe 2472 csrss.exe 2472 csrss.exe 1872 injector.exe 1872 injector.exe 1872 injector.exe 1872 injector.exe 1872 injector.exe 1872 injector.exe 1872 injector.exe 1872 injector.exe 2472 csrss.exe 2472 csrss.exe 1872 injector.exe 1872 injector.exe 1872 injector.exe 1872 injector.exe 1872 injector.exe 1872 injector.exe 1872 injector.exe 1872 injector.exe 1872 injector.exe 1872 injector.exe 1872 injector.exe 1872 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 864 powershell.exe Token: SeDebugPrivilege 3816 c0d09b2b9b073cf632a03ef28f9ca1d9e9fd49df4e7630a83df4ef3c15edd024.exe Token: SeImpersonatePrivilege 3816 c0d09b2b9b073cf632a03ef28f9ca1d9e9fd49df4e7630a83df4ef3c15edd024.exe Token: SeDebugPrivilege 4120 powershell.exe Token: SeDebugPrivilege 3368 powershell.exe Token: SeDebugPrivilege 3848 powershell.exe Token: SeDebugPrivilege 3940 powershell.exe Token: SeDebugPrivilege 60 powershell.exe Token: SeDebugPrivilege 1652 powershell.exe Token: SeSystemEnvironmentPrivilege 2472 csrss.exe Token: SeSecurityPrivilege 2144 sc.exe Token: SeSecurityPrivilege 2144 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 3816 wrote to memory of 864 3816 c0d09b2b9b073cf632a03ef28f9ca1d9e9fd49df4e7630a83df4ef3c15edd024.exe 87 PID 3816 wrote to memory of 864 3816 c0d09b2b9b073cf632a03ef28f9ca1d9e9fd49df4e7630a83df4ef3c15edd024.exe 87 PID 3816 wrote to memory of 864 3816 c0d09b2b9b073cf632a03ef28f9ca1d9e9fd49df4e7630a83df4ef3c15edd024.exe 87 PID 4024 wrote to memory of 4120 4024 c0d09b2b9b073cf632a03ef28f9ca1d9e9fd49df4e7630a83df4ef3c15edd024.exe 100 PID 4024 wrote to memory of 4120 4024 c0d09b2b9b073cf632a03ef28f9ca1d9e9fd49df4e7630a83df4ef3c15edd024.exe 100 PID 4024 wrote to memory of 4120 4024 c0d09b2b9b073cf632a03ef28f9ca1d9e9fd49df4e7630a83df4ef3c15edd024.exe 100 PID 4024 wrote to memory of 3924 4024 c0d09b2b9b073cf632a03ef28f9ca1d9e9fd49df4e7630a83df4ef3c15edd024.exe 102 PID 4024 wrote to memory of 3924 4024 c0d09b2b9b073cf632a03ef28f9ca1d9e9fd49df4e7630a83df4ef3c15edd024.exe 102 PID 3924 wrote to memory of 4168 3924 cmd.exe 104 PID 3924 wrote to memory of 4168 3924 cmd.exe 104 PID 4024 wrote to memory of 3368 4024 c0d09b2b9b073cf632a03ef28f9ca1d9e9fd49df4e7630a83df4ef3c15edd024.exe 105 PID 4024 wrote to memory of 3368 4024 c0d09b2b9b073cf632a03ef28f9ca1d9e9fd49df4e7630a83df4ef3c15edd024.exe 105 PID 4024 wrote to memory of 3368 4024 c0d09b2b9b073cf632a03ef28f9ca1d9e9fd49df4e7630a83df4ef3c15edd024.exe 105 PID 4024 wrote to memory of 3848 4024 c0d09b2b9b073cf632a03ef28f9ca1d9e9fd49df4e7630a83df4ef3c15edd024.exe 108 PID 4024 wrote to memory of 3848 4024 c0d09b2b9b073cf632a03ef28f9ca1d9e9fd49df4e7630a83df4ef3c15edd024.exe 108 PID 4024 wrote to memory of 3848 4024 c0d09b2b9b073cf632a03ef28f9ca1d9e9fd49df4e7630a83df4ef3c15edd024.exe 108 PID 4024 wrote to memory of 2472 4024 c0d09b2b9b073cf632a03ef28f9ca1d9e9fd49df4e7630a83df4ef3c15edd024.exe 110 PID 4024 wrote to memory of 2472 4024 c0d09b2b9b073cf632a03ef28f9ca1d9e9fd49df4e7630a83df4ef3c15edd024.exe 110 PID 4024 wrote to memory of 2472 4024 c0d09b2b9b073cf632a03ef28f9ca1d9e9fd49df4e7630a83df4ef3c15edd024.exe 110 PID 2472 wrote to memory of 3940 2472 csrss.exe 111 PID 2472 wrote to memory of 3940 2472 csrss.exe 111 PID 2472 wrote to memory of 3940 2472 csrss.exe 111 PID 2472 wrote to memory of 60 2472 csrss.exe 117 PID 2472 wrote to memory of 60 2472 csrss.exe 117 PID 2472 wrote to memory of 60 2472 csrss.exe 117 PID 2472 wrote to memory of 1652 2472 csrss.exe 121 PID 2472 wrote to memory of 1652 2472 csrss.exe 121 PID 2472 wrote to memory of 1652 2472 csrss.exe 121 PID 2472 wrote to memory of 1872 2472 csrss.exe 123 PID 2472 wrote to memory of 1872 2472 csrss.exe 123 PID 4540 wrote to memory of 556 4540 windefender.exe 129 PID 4540 wrote to memory of 556 4540 windefender.exe 129 PID 4540 wrote to memory of 556 4540 windefender.exe 129 PID 556 wrote to memory of 2144 556 cmd.exe 130 PID 556 wrote to memory of 2144 556 cmd.exe 130 PID 556 wrote to memory of 2144 556 cmd.exe 130 -
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\c0d09b2b9b073cf632a03ef28f9ca1d9e9fd49df4e7630a83df4ef3c15edd024.exe"C:\Users\Admin\AppData\Local\Temp\c0d09b2b9b073cf632a03ef28f9ca1d9e9fd49df4e7630a83df4ef3c15edd024.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3816 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:864
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C:\Users\Admin\AppData\Local\Temp\c0d09b2b9b073cf632a03ef28f9ca1d9e9fd49df4e7630a83df4ef3c15edd024.exe"C:\Users\Admin\AppData\Local\Temp\c0d09b2b9b073cf632a03ef28f9ca1d9e9fd49df4e7630a83df4ef3c15edd024.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:4024 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4120
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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:3924 -
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:4168
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3368
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3848
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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:2472 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3940
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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:4476
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:5068
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:60
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1652
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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:1872
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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:4968
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4540 -
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:556 -
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:2144
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:1844
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
MD53d086a433708053f9bf9523e1d87a4e8
SHA1b3ab5d4f282a4c8fe8c3005b8a557ed5a0e37f28
SHA2566f8fd1b8d9788ad54eaeee329232187e24b7b43393a01aeba2d6e9675231fb69
SHA512931ae42b4c68a4507ff2342332b08eb407050d47cf4176137ea022d0f6e513c689e998445a04c6d18d4877391705c586bfce0234632b898d41aaed0957996dfd
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5d748bda3ea455a240c7733e1d122f368
SHA1d7c80e4638ce223e0f83d2d49b71c2304cb81f0b
SHA2569b606d682310a967c88c81c52c655e44138c5a2269601d17b4893c55b12e74ea
SHA512cff4ebe90f34640709b163a3f156495d4a09912f5566488d6a2cc421c117048fc47cd27b17e0b736cab357c65f14c89e1421cb14b748aa22097d3dc1be6285b1
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD55a83205c15f0900e91ad5d32cadc054a
SHA1a23d43eaabb8664fff3f5984ff028129a164b6f1
SHA256e919e3be16ef17e37ce9d37435650f375e99b919cd080759462712d4ffae5534
SHA512207663c06c0774264bdf4e187e5beda34a762bc49190edbca279a0712de5250fe332e9d01611aef9ff96e26913c6933e42918d2a3d73a31e03b191691087d473
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5f820d899edcb455da6e7e0f8ce6bb657
SHA172c946e10011f703f081f9ffe80359939c782756
SHA256b558844b12cb9c86a7015bbb93f28c9383fb3b8cf0b734f156a7da41de9d7ba2
SHA5122d72399c52c8aae969dae0aabc40a714eb5eb5a209ab3ea2e15ae1cde83db4118cc8d82c8c7c3f0d61f22187ae07bb7f0f914d011bf51d1e1215c81593220396
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD51d3a6920bccc94713984a3e5adec5707
SHA17f985f76a240452e17354b133f8e75b93eb22fd3
SHA256605dc20810097b9318d9305c31694189443e8056c8c0677423f05b051526865b
SHA512ca01bc493ac703a182533770522ce6a83b5a3b8373a719dadac3ea4fb051956fdcc73d09bbfa6a5c95256c48479b74a98baf5c93dc075524877e219e6a3f1824
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD56dd328b1f27d0c56f7c56e398d7016d1
SHA11e57fb3dc71e4e030fb7bb8fa5af08f08bf41493
SHA25632cd7fb050e8c39a1bdc7d30adb66f782dbe818914bc760db7384d5719346441
SHA512035285046dfc81af63fe0e5d7e41ba8c7f4ab2e2f5d3c239ef572c0995cbb2b33572d37b467f34fd4114bf02598d50a2201f7392e16eae00e5b6ce1a2e7d9353
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Filesize
4.1MB
MD59c6bb32c7833bc34d553610bcc6a3187
SHA101afd062d72a88bbb1dfe5c1f5cfdf85cf15ede4
SHA256c0d09b2b9b073cf632a03ef28f9ca1d9e9fd49df4e7630a83df4ef3c15edd024
SHA512528f277df5e614f9c328a95b45ddf22c9007a8f038dd5f054d084ba3192cd6bf6670bd3c4537aa9bfda2d9ab85dda0f9302bfdb901f37fe02668377201dc8736
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec