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Analysis
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max time kernel
150s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240412-en -
resource tags
arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system -
submitted
26/04/2024, 03:53
Static task
static1
Behavioral task
behavioral1
Sample
9e8e031be70b114dbce28220bb611d779ba80d67fd74b15cc8f5ad1c61904cf5.exe
Resource
win10v2004-20240412-en
General
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Target
9e8e031be70b114dbce28220bb611d779ba80d67fd74b15cc8f5ad1c61904cf5.exe
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Size
4.1MB
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MD5
b112cedd3d1145a2dfbc547147ad102e
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SHA1
24e601fa27ad21b036471c58c5a4f39db521551f
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SHA256
9e8e031be70b114dbce28220bb611d779ba80d67fd74b15cc8f5ad1c61904cf5
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SHA512
fe6e8d27513e16fa56009fdace73ef085334d21eb363c2dfad359cacd994372443dfda8e59017633da2b50d66ce3ffbbf520b4fb121aee28a87e1dbfc1d36d75
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SSDEEP
98304:LGRQeQQeLbhY3YC8OTEShpVlj4GtGZsj8hIKq+MMI+rDx/:LGRQUIYIPOTESx5TwMMI+rd
Malware Config
Signatures
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Glupteba payload 18 IoCs
resource yara_rule behavioral1/memory/1812-2-0x0000000005020000-0x000000000590B000-memory.dmp family_glupteba behavioral1/memory/1812-3-0x0000000000400000-0x0000000002EE0000-memory.dmp family_glupteba behavioral1/memory/1812-55-0x0000000000400000-0x0000000002EE0000-memory.dmp family_glupteba behavioral1/memory/1812-56-0x0000000005020000-0x000000000590B000-memory.dmp family_glupteba behavioral1/memory/1048-58-0x0000000000400000-0x0000000002EE0000-memory.dmp family_glupteba behavioral1/memory/1048-93-0x0000000000400000-0x0000000002EE0000-memory.dmp family_glupteba behavioral1/memory/1048-121-0x0000000003470000-0x000000000386E000-memory.dmp family_glupteba behavioral1/memory/1048-157-0x0000000000400000-0x0000000002EE0000-memory.dmp family_glupteba behavioral1/memory/2704-192-0x0000000000400000-0x0000000002EE0000-memory.dmp family_glupteba behavioral1/memory/2704-258-0x0000000000400000-0x0000000002EE0000-memory.dmp family_glupteba behavioral1/memory/2704-267-0x0000000000400000-0x0000000002EE0000-memory.dmp family_glupteba behavioral1/memory/2704-269-0x0000000000400000-0x0000000002EE0000-memory.dmp family_glupteba behavioral1/memory/2704-271-0x0000000000400000-0x0000000002EE0000-memory.dmp family_glupteba behavioral1/memory/2704-273-0x0000000000400000-0x0000000002EE0000-memory.dmp family_glupteba behavioral1/memory/2704-275-0x0000000000400000-0x0000000002EE0000-memory.dmp family_glupteba behavioral1/memory/2704-277-0x0000000000400000-0x0000000002EE0000-memory.dmp family_glupteba behavioral1/memory/2704-279-0x0000000000400000-0x0000000002EE0000-memory.dmp family_glupteba behavioral1/memory/2704-281-0x0000000000400000-0x0000000002EE0000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 2260 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 2704 csrss.exe 3508 injector.exe 3540 windefender.exe 3800 windefender.exe -
resource yara_rule behavioral1/files/0x0014000000023414-261.dat upx behavioral1/memory/3540-266-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3800-268-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3800-272-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-355664440-2199602304-1223909400-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 9e8e031be70b114dbce28220bb611d779ba80d67fd74b15cc8f5ad1c61904cf5.exe Set value (str) \REGISTRY\USER\S-1-5-21-355664440-2199602304-1223909400-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" csrss.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Manipulates WinMonFS driver. 1 IoCs
Roottkits write to WinMonFS to hide directories/files from being detected.
description ioc Process File opened for modification \??\WinMonFS csrss.exe -
Drops file in System32 directory 7 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log powershell.exe -
Checks for VirtualBox DLLs, possible anti-VM trick 1 TTPs 1 IoCs
Certain files are specific to VirtualBox VMs and can be used to detect execution in a VM.
description ioc Process File opened (read-only) \??\VBoxMiniRdrDN 9e8e031be70b114dbce28220bb611d779ba80d67fd74b15cc8f5ad1c61904cf5.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\rss 9e8e031be70b114dbce28220bb611d779ba80d67fd74b15cc8f5ad1c61904cf5.exe File created C:\Windows\rss\csrss.exe 9e8e031be70b114dbce28220bb611d779ba80d67fd74b15cc8f5ad1c61904cf5.exe File created 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 3904 sc.exe -
Program crash 6 IoCs
pid pid_target Process procid_target 4016 1812 WerFault.exe 81 4612 1812 WerFault.exe 81 4528 1812 WerFault.exe 81 5028 1048 WerFault.exe 97 3080 1048 WerFault.exe 97 4296 1048 WerFault.exe 97 -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 2788 schtasks.exe 4644 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,-2182 = "Astrakhan Standard Time" 9e8e031be70b114dbce28220bb611d779ba80d67fd74b15cc8f5ad1c61904cf5.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-602 = "Taipei Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2842 = "Saratov Standard Time" 9e8e031be70b114dbce28220bb611d779ba80d67fd74b15cc8f5ad1c61904cf5.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-742 = "New Zealand Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2771 = "Omsk Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-81 = "Atlantic Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-151 = "Central America Daylight Time" 9e8e031be70b114dbce28220bb611d779ba80d67fd74b15cc8f5ad1c61904cf5.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-434 = "Georgian Daylight Time" 9e8e031be70b114dbce28220bb611d779ba80d67fd74b15cc8f5ad1c61904cf5.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-771 = "Montevideo Daylight Time" 9e8e031be70b114dbce28220bb611d779ba80d67fd74b15cc8f5ad1c61904cf5.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2771 = "Omsk Daylight Time" 9e8e031be70b114dbce28220bb611d779ba80d67fd74b15cc8f5ad1c61904cf5.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates 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\@tzres.dll,-1861 = "Russia TZ 6 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-302 = "Romance Standard Time" 9e8e031be70b114dbce28220bb611d779ba80d67fd74b15cc8f5ad1c61904cf5.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-722 = "Central Pacific Standard 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\C:\Windows\system32\,@tzres.dll,-1842 = "Russia TZ 4 Standard Time" 9e8e031be70b114dbce28220bb611d779ba80d67fd74b15cc8f5ad1c61904cf5.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-71 = "Newfoundland Daylight Time" 9e8e031be70b114dbce28220bb611d779ba80d67fd74b15cc8f5ad1c61904cf5.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates 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\26\52C64B7E\@tzres.dll,-261 = "GMT Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2572 = "Turks and Caicos Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1412 = "Syria Standard Time" 9e8e031be70b114dbce28220bb611d779ba80d67fd74b15cc8f5ad1c61904cf5.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1502 = "Turkey Standard Time" 9e8e031be70b114dbce28220bb611d779ba80d67fd74b15cc8f5ad1c61904cf5.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2792 = "Novosibirsk Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2451 = "Saint Pierre Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-792 = "SA Western Standard Time" 9e8e031be70b114dbce28220bb611d779ba80d67fd74b15cc8f5ad1c61904cf5.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2432 = "Cuba Standard Time" 9e8e031be70b114dbce28220bb611d779ba80d67fd74b15cc8f5ad1c61904cf5.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2042 = "Eastern Standard Time (Mexico)" 9e8e031be70b114dbce28220bb611d779ba80d67fd74b15cc8f5ad1c61904cf5.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-361 = "GTB Daylight Time" 9e8e031be70b114dbce28220bb611d779ba80d67fd74b15cc8f5ad1c61904cf5.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-982 = "Kamchatka Standard Time" 9e8e031be70b114dbce28220bb611d779ba80d67fd74b15cc8f5ad1c61904cf5.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\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\Root\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-111 = "Eastern Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-364 = "Middle East 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\@tzres.dll,-2141 = "Transbaikal Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-511 = "Central Asia Daylight Time" 9e8e031be70b114dbce28220bb611d779ba80d67fd74b15cc8f5ad1c61904cf5.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2342 = "Haiti Standard Time" 9e8e031be70b114dbce28220bb611d779ba80d67fd74b15cc8f5ad1c61904cf5.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2591 = "Tocantins Daylight Time" 9e8e031be70b114dbce28220bb611d779ba80d67fd74b15cc8f5ad1c61904cf5.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2182 = "Astrakhan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-151 = "Central America Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-214 = "Pacific Daylight Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2632 = "Norfolk Standard Time" 9e8e031be70b114dbce28220bb611d779ba80d67fd74b15cc8f5ad1c61904cf5.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,-1661 = "Bahia Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-432 = "Iran Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2411 = "Marquesas Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-71 = "Newfoundland Daylight Time" windefender.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2524 powershell.exe 2524 powershell.exe 1812 9e8e031be70b114dbce28220bb611d779ba80d67fd74b15cc8f5ad1c61904cf5.exe 1812 9e8e031be70b114dbce28220bb611d779ba80d67fd74b15cc8f5ad1c61904cf5.exe 3460 powershell.exe 3460 powershell.exe 3460 powershell.exe 1048 9e8e031be70b114dbce28220bb611d779ba80d67fd74b15cc8f5ad1c61904cf5.exe 1048 9e8e031be70b114dbce28220bb611d779ba80d67fd74b15cc8f5ad1c61904cf5.exe 1048 9e8e031be70b114dbce28220bb611d779ba80d67fd74b15cc8f5ad1c61904cf5.exe 1048 9e8e031be70b114dbce28220bb611d779ba80d67fd74b15cc8f5ad1c61904cf5.exe 1048 9e8e031be70b114dbce28220bb611d779ba80d67fd74b15cc8f5ad1c61904cf5.exe 1048 9e8e031be70b114dbce28220bb611d779ba80d67fd74b15cc8f5ad1c61904cf5.exe 1048 9e8e031be70b114dbce28220bb611d779ba80d67fd74b15cc8f5ad1c61904cf5.exe 1048 9e8e031be70b114dbce28220bb611d779ba80d67fd74b15cc8f5ad1c61904cf5.exe 1048 9e8e031be70b114dbce28220bb611d779ba80d67fd74b15cc8f5ad1c61904cf5.exe 1048 9e8e031be70b114dbce28220bb611d779ba80d67fd74b15cc8f5ad1c61904cf5.exe 2848 powershell.exe 2848 powershell.exe 2848 powershell.exe 1976 powershell.exe 1976 powershell.exe 1976 powershell.exe 2752 powershell.exe 2752 powershell.exe 2752 powershell.exe 4216 powershell.exe 4216 powershell.exe 4216 powershell.exe 2088 powershell.exe 2088 powershell.exe 2088 powershell.exe 3508 injector.exe 3508 injector.exe 3508 injector.exe 3508 injector.exe 3508 injector.exe 3508 injector.exe 2704 csrss.exe 2704 csrss.exe 3508 injector.exe 3508 injector.exe 3508 injector.exe 3508 injector.exe 3508 injector.exe 3508 injector.exe 2704 csrss.exe 2704 csrss.exe 3508 injector.exe 3508 injector.exe 3508 injector.exe 3508 injector.exe 3508 injector.exe 3508 injector.exe 3508 injector.exe 3508 injector.exe 2704 csrss.exe 2704 csrss.exe 3508 injector.exe 3508 injector.exe 3508 injector.exe 3508 injector.exe 3508 injector.exe 3508 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 2524 powershell.exe Token: SeDebugPrivilege 1812 9e8e031be70b114dbce28220bb611d779ba80d67fd74b15cc8f5ad1c61904cf5.exe Token: SeImpersonatePrivilege 1812 9e8e031be70b114dbce28220bb611d779ba80d67fd74b15cc8f5ad1c61904cf5.exe Token: SeDebugPrivilege 3460 powershell.exe Token: SeDebugPrivilege 2848 powershell.exe Token: SeDebugPrivilege 1976 powershell.exe Token: SeDebugPrivilege 2752 powershell.exe Token: SeDebugPrivilege 4216 powershell.exe Token: SeDebugPrivilege 2088 powershell.exe Token: SeSystemEnvironmentPrivilege 2704 csrss.exe Token: SeSecurityPrivilege 3904 sc.exe Token: SeSecurityPrivilege 3904 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 1812 wrote to memory of 2524 1812 9e8e031be70b114dbce28220bb611d779ba80d67fd74b15cc8f5ad1c61904cf5.exe 86 PID 1812 wrote to memory of 2524 1812 9e8e031be70b114dbce28220bb611d779ba80d67fd74b15cc8f5ad1c61904cf5.exe 86 PID 1812 wrote to memory of 2524 1812 9e8e031be70b114dbce28220bb611d779ba80d67fd74b15cc8f5ad1c61904cf5.exe 86 PID 1048 wrote to memory of 3460 1048 9e8e031be70b114dbce28220bb611d779ba80d67fd74b15cc8f5ad1c61904cf5.exe 112 PID 1048 wrote to memory of 3460 1048 9e8e031be70b114dbce28220bb611d779ba80d67fd74b15cc8f5ad1c61904cf5.exe 112 PID 1048 wrote to memory of 3460 1048 9e8e031be70b114dbce28220bb611d779ba80d67fd74b15cc8f5ad1c61904cf5.exe 112 PID 1048 wrote to memory of 4920 1048 9e8e031be70b114dbce28220bb611d779ba80d67fd74b15cc8f5ad1c61904cf5.exe 115 PID 1048 wrote to memory of 4920 1048 9e8e031be70b114dbce28220bb611d779ba80d67fd74b15cc8f5ad1c61904cf5.exe 115 PID 4920 wrote to memory of 2260 4920 cmd.exe 117 PID 4920 wrote to memory of 2260 4920 cmd.exe 117 PID 1048 wrote to memory of 2848 1048 9e8e031be70b114dbce28220bb611d779ba80d67fd74b15cc8f5ad1c61904cf5.exe 118 PID 1048 wrote to memory of 2848 1048 9e8e031be70b114dbce28220bb611d779ba80d67fd74b15cc8f5ad1c61904cf5.exe 118 PID 1048 wrote to memory of 2848 1048 9e8e031be70b114dbce28220bb611d779ba80d67fd74b15cc8f5ad1c61904cf5.exe 118 PID 1048 wrote to memory of 1976 1048 9e8e031be70b114dbce28220bb611d779ba80d67fd74b15cc8f5ad1c61904cf5.exe 120 PID 1048 wrote to memory of 1976 1048 9e8e031be70b114dbce28220bb611d779ba80d67fd74b15cc8f5ad1c61904cf5.exe 120 PID 1048 wrote to memory of 1976 1048 9e8e031be70b114dbce28220bb611d779ba80d67fd74b15cc8f5ad1c61904cf5.exe 120 PID 1048 wrote to memory of 2704 1048 9e8e031be70b114dbce28220bb611d779ba80d67fd74b15cc8f5ad1c61904cf5.exe 123 PID 1048 wrote to memory of 2704 1048 9e8e031be70b114dbce28220bb611d779ba80d67fd74b15cc8f5ad1c61904cf5.exe 123 PID 1048 wrote to memory of 2704 1048 9e8e031be70b114dbce28220bb611d779ba80d67fd74b15cc8f5ad1c61904cf5.exe 123 PID 2704 wrote to memory of 2752 2704 csrss.exe 131 PID 2704 wrote to memory of 2752 2704 csrss.exe 131 PID 2704 wrote to memory of 2752 2704 csrss.exe 131 PID 2704 wrote to memory of 4216 2704 csrss.exe 136 PID 2704 wrote to memory of 4216 2704 csrss.exe 136 PID 2704 wrote to memory of 4216 2704 csrss.exe 136 PID 2704 wrote to memory of 2088 2704 csrss.exe 139 PID 2704 wrote to memory of 2088 2704 csrss.exe 139 PID 2704 wrote to memory of 2088 2704 csrss.exe 139 PID 2704 wrote to memory of 3508 2704 csrss.exe 141 PID 2704 wrote to memory of 3508 2704 csrss.exe 141 PID 3540 wrote to memory of 864 3540 windefender.exe 147 PID 3540 wrote to memory of 864 3540 windefender.exe 147 PID 3540 wrote to memory of 864 3540 windefender.exe 147 PID 864 wrote to memory of 3904 864 cmd.exe 148 PID 864 wrote to memory of 3904 864 cmd.exe 148 PID 864 wrote to memory of 3904 864 cmd.exe 148 -
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\9e8e031be70b114dbce28220bb611d779ba80d67fd74b15cc8f5ad1c61904cf5.exe"C:\Users\Admin\AppData\Local\Temp\9e8e031be70b114dbce28220bb611d779ba80d67fd74b15cc8f5ad1c61904cf5.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1812 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2524
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C:\Users\Admin\AppData\Local\Temp\9e8e031be70b114dbce28220bb611d779ba80d67fd74b15cc8f5ad1c61904cf5.exe"C:\Users\Admin\AppData\Local\Temp\9e8e031be70b114dbce28220bb611d779ba80d67fd74b15cc8f5ad1c61904cf5.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:1048 -
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:3460
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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:4920 -
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:2260
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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:2848
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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:1976
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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:2704 -
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:2752
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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:4644
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:4532
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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:4216
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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:2088
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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:3508
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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:2788
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3540 -
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:864 -
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:3904
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1048 -s 6723⤵
- Program crash
PID:5028
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1048 -s 7043⤵
- Program crash
PID:3080
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1048 -s 7963⤵
- Program crash
PID:4296
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1812 -s 7682⤵
- Program crash
PID:4016
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1812 -s 8082⤵
- Program crash
PID:4612
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1812 -s 7882⤵
- Program crash
PID:4528
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1812 -ip 18121⤵PID:980
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 1812 -ip 18121⤵PID:3440
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 1812 -ip 18121⤵PID:1920
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 1048 -ip 10481⤵PID:3460
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 1048 -ip 10481⤵PID:2192
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 1048 -ip 10481⤵PID:208
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:3800
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
MD59c90ec1447f745d9f5c5f5a795f481c1
SHA1503599ae9a86443a20c625861751b757bd1be225
SHA256828d90da2d07a41bc336b2a7acd69368b0a38b710961ab3600f370282a6018ac
SHA512c87221636fe6fa1769cdf3fb8d9842f36b6cd570a0c66f7dfbf79d8d227ef708cc5a9f863d57648ca838b8b0fc38c1aa675d9612dac96a9177282e8e69cf14b2
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD57864e385411f38edd4e7c70e7e0047f7
SHA12f7016872a8904d1c809367bb74d81c8fda2d5cd
SHA256f1e863ef98f9d3350d0824cbde139f9e1d15e996284084061add20086116caa8
SHA51221acfb2878d00778f6cf47f4fa800cd8cd8041c5c5c8724f4f12459c4a5a27bcb7689b0879a43236814a9f8659afad01b697e3f2b0e18d23f160a7e548e615df
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5794c8d74da051eab456e02ac32722ecd
SHA1e3f4d2a13cee9a5384b46af2b38e6d4786f55fb8
SHA256bd250165e8e6413dd2422edbc95fc630a21bb6d48de1f7dc01bde110ba359040
SHA5126c8692f2050cb04fd3813035abc715840371a8eee2aaf0fb55245938e05f1be4645c2cfc88c09183edb6f82122fe19f48a481d895f37b26396b6a7a885d813e9
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5f01ac446d86ce7676eb69f30cd99af6d
SHA14fb658a766bb5ee1ca5a7eab48e9f83baafa78e7
SHA2562a5b18ef30b1eb07cf6df9fb1141690baf22b9fccec11cf292a357d2e900f4d3
SHA512456a16f64a4ef70a8665ff9a0af8f151b9e3ad6b965f3bfb9a7e4bf70886219e28b85a3bbb09c78392eaa1eba1a2608ef640c011570297fc775736676c4e4cba
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5485af60d9f1efbe153fddae5570f26a1
SHA140e3f064f8f23000948c4b241e1699d35b09a775
SHA2567cbd76e5d7f201e5ff9b94455da610fb857f7293c3bf993120308ab839c4afea
SHA512138c5aa231d50380ca270cf1da964c04478edbffa07c6eaa623244fb6dccbd5b555e0836f9a7dd458993235612c5f77ab927c2b786ea73b1e0a6849e2df2c1a5
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Filesize
4.1MB
MD5b112cedd3d1145a2dfbc547147ad102e
SHA124e601fa27ad21b036471c58c5a4f39db521551f
SHA2569e8e031be70b114dbce28220bb611d779ba80d67fd74b15cc8f5ad1c61904cf5
SHA512fe6e8d27513e16fa56009fdace73ef085334d21eb363c2dfad359cacd994372443dfda8e59017633da2b50d66ce3ffbbf520b4fb121aee28a87e1dbfc1d36d75
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec