Analysis
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max time kernel
155s -
max time network
159s -
platform
windows10-2004_x64 -
resource
win10v2004-20231127-en -
resource tags
arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system -
submitted
12-12-2023 10:49
Static task
static1
General
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Target
963772e741331e7c84023b72abe26766336fbdd839245dd2ac902f48a37eee69.exe
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Size
4.1MB
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MD5
e0d9db028e94aa7b46e70b88026747ca
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SHA1
e7251f233baeca9e90fd8b118462f35df27dade1
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SHA256
963772e741331e7c84023b72abe26766336fbdd839245dd2ac902f48a37eee69
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SHA512
91c3e66d9426fe2b1a07ec5f12e0c3b4769aac9dddca38993f4bab31e6c5dfc822df96b94b3a791ce0f19169bc9f1167399bce48bded040cd142327d08aa8b7c
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SSDEEP
98304:U/XAXiKEg2fLanlNOzPygtzesGe0sYy2G4Er1Snm1dGZErEU1pxh2w:0dLaFo5zCy2GrF6ZEDDMw
Malware Config
Signatures
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Glupteba payload 21 IoCs
resource yara_rule behavioral1/memory/4084-2-0x0000000002F30000-0x000000000381B000-memory.dmp family_glupteba behavioral1/memory/4084-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4084-5-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4084-53-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4084-54-0x0000000002F30000-0x000000000381B000-memory.dmp family_glupteba behavioral1/memory/4084-59-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4920-61-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4084-93-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4920-95-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4920-126-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4920-157-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3820-223-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3820-257-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3820-267-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3820-270-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3820-273-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3820-276-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3820-279-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3820-282-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3820-285-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3820-288-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba -
Modifies Windows Firewall 1 TTPs 1 IoCs
pid Process 744 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 3820 csrss.exe 2280 injector.exe 2120 windefender.exe 4652 windefender.exe -
resource yara_rule behavioral1/files/0x0007000000023117-260.dat upx behavioral1/memory/2120-266-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4652-269-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4652-275-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4652-284-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3635043082-2972811465-3176142135-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 963772e741331e7c84023b72abe26766336fbdd839245dd2ac902f48a37eee69.exe Set value (str) \REGISTRY\USER\S-1-5-21-3635043082-2972811465-3176142135-1000\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 963772e741331e7c84023b72abe26766336fbdd839245dd2ac902f48a37eee69.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss 963772e741331e7c84023b72abe26766336fbdd839245dd2ac902f48a37eee69.exe File created C:\Windows\rss\csrss.exe 963772e741331e7c84023b72abe26766336fbdd839245dd2ac902f48a37eee69.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 1772 sc.exe -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 3372 schtasks.exe 4828 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-2321 = "Sakhalin Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-3051 = "Qyzylorda Daylight Time" 963772e741331e7c84023b72abe26766336fbdd839245dd2ac902f48a37eee69.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-631 = "Tokyo Daylight Time" 963772e741331e7c84023b72abe26766336fbdd839245dd2ac902f48a37eee69.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2571 = "Turks and Caicos Daylight Time" 963772e741331e7c84023b72abe26766336fbdd839245dd2ac902f48a37eee69.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-82 = "Atlantic Standard Time" 963772e741331e7c84023b72abe26766336fbdd839245dd2ac902f48a37eee69.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-222 = "Alaskan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-111 = "Eastern Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-2941 = "Sao Tome Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-432 = "Iran Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-334 = "Jordan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-532 = "Sri Lanka Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-601 = "Taipei Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-412 = "E. Africa Standard Time" 963772e741331e7c84023b72abe26766336fbdd839245dd2ac902f48a37eee69.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-181 = "Mountain Daylight Time (Mexico)" 963772e741331e7c84023b72abe26766336fbdd839245dd2ac902f48a37eee69.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-931 = "Coordinated Universal Time" 963772e741331e7c84023b72abe26766336fbdd839245dd2ac902f48a37eee69.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.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\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-671 = "AUS Eastern Daylight Time" 963772e741331e7c84023b72abe26766336fbdd839245dd2ac902f48a37eee69.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-152 = "Central America Standard Time" 963772e741331e7c84023b72abe26766336fbdd839245dd2ac902f48a37eee69.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-2432 = "Cuba Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-12 = "Azores Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-181 = "Mountain Daylight Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-112 = "Eastern Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-384 = "Namibia Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-2842 = "Saratov Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-1972 = "Belarus Standard Time" 963772e741331e7c84023b72abe26766336fbdd839245dd2ac902f48a37eee69.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-1841 = "Russia TZ 4 Daylight Time" 963772e741331e7c84023b72abe26766336fbdd839245dd2ac902f48a37eee69.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-562 = "SE Asia Standard Time" 963772e741331e7c84023b72abe26766336fbdd839245dd2ac902f48a37eee69.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\22\52C64B7E\@tzres.dll,-11 = "Azores Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-201 = "US Mountain Daylight Time" 963772e741331e7c84023b72abe26766336fbdd839245dd2ac902f48a37eee69.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-51 = "Greenland Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-692 = "Tasmania Standard Time" 963772e741331e7c84023b72abe26766336fbdd839245dd2ac902f48a37eee69.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.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\22\52C64B7E\@tzres.dll,-2391 = "Aleutian Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-1842 = "Russia TZ 4 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-202 = "US Mountain Standard Time" 963772e741331e7c84023b72abe26766336fbdd839245dd2ac902f48a37eee69.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-12 = "Azores Standard Time" 963772e741331e7c84023b72abe26766336fbdd839245dd2ac902f48a37eee69.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-662 = "Cen. Australia Standard Time" 963772e741331e7c84023b72abe26766336fbdd839245dd2ac902f48a37eee69.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-1872 = "Russia TZ 7 Standard Time" 963772e741331e7c84023b72abe26766336fbdd839245dd2ac902f48a37eee69.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-1861 = "Russia TZ 6 Daylight Time" 963772e741331e7c84023b72abe26766336fbdd839245dd2ac902f48a37eee69.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-3052 = "Qyzylorda Standard Time" 963772e741331e7c84023b72abe26766336fbdd839245dd2ac902f48a37eee69.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-962 = "Paraguay Standard Time" 963772e741331e7c84023b72abe26766336fbdd839245dd2ac902f48a37eee69.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-72 = "Newfoundland Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-1931 = "Russia TZ 11 Daylight Time" windefender.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\22\52C64B7E\@tzres.dll,-448 = "Azerbaijan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-682 = "E. Australia Standard Time" 963772e741331e7c84023b72abe26766336fbdd839245dd2ac902f48a37eee69.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-731 = "Fiji Daylight Time" 963772e741331e7c84023b72abe26766336fbdd839245dd2ac902f48a37eee69.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 216 powershell.exe 216 powershell.exe 216 powershell.exe 4084 963772e741331e7c84023b72abe26766336fbdd839245dd2ac902f48a37eee69.exe 4084 963772e741331e7c84023b72abe26766336fbdd839245dd2ac902f48a37eee69.exe 2728 powershell.exe 2728 powershell.exe 2728 powershell.exe 4920 963772e741331e7c84023b72abe26766336fbdd839245dd2ac902f48a37eee69.exe 4920 963772e741331e7c84023b72abe26766336fbdd839245dd2ac902f48a37eee69.exe 4920 963772e741331e7c84023b72abe26766336fbdd839245dd2ac902f48a37eee69.exe 4920 963772e741331e7c84023b72abe26766336fbdd839245dd2ac902f48a37eee69.exe 4920 963772e741331e7c84023b72abe26766336fbdd839245dd2ac902f48a37eee69.exe 4920 963772e741331e7c84023b72abe26766336fbdd839245dd2ac902f48a37eee69.exe 4920 963772e741331e7c84023b72abe26766336fbdd839245dd2ac902f48a37eee69.exe 4920 963772e741331e7c84023b72abe26766336fbdd839245dd2ac902f48a37eee69.exe 4920 963772e741331e7c84023b72abe26766336fbdd839245dd2ac902f48a37eee69.exe 4920 963772e741331e7c84023b72abe26766336fbdd839245dd2ac902f48a37eee69.exe 2376 powershell.exe 2376 powershell.exe 2376 powershell.exe 3812 powershell.exe 3812 powershell.exe 3812 powershell.exe 3272 powershell.exe 3272 powershell.exe 3272 powershell.exe 2820 powershell.exe 2820 powershell.exe 2820 powershell.exe 2908 powershell.exe 2908 powershell.exe 2908 powershell.exe 2280 injector.exe 2280 injector.exe 2280 injector.exe 2280 injector.exe 2280 injector.exe 2280 injector.exe 3820 csrss.exe 3820 csrss.exe 2280 injector.exe 2280 injector.exe 2280 injector.exe 2280 injector.exe 2280 injector.exe 2280 injector.exe 3820 csrss.exe 3820 csrss.exe 2280 injector.exe 2280 injector.exe 2280 injector.exe 2280 injector.exe 3820 csrss.exe 3820 csrss.exe 2280 injector.exe 2280 injector.exe 2280 injector.exe 2280 injector.exe 2280 injector.exe 2280 injector.exe 2280 injector.exe 2280 injector.exe 2280 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 216 powershell.exe Token: SeDebugPrivilege 4084 963772e741331e7c84023b72abe26766336fbdd839245dd2ac902f48a37eee69.exe Token: SeImpersonatePrivilege 4084 963772e741331e7c84023b72abe26766336fbdd839245dd2ac902f48a37eee69.exe Token: SeDebugPrivilege 2728 powershell.exe Token: SeDebugPrivilege 2376 powershell.exe Token: SeDebugPrivilege 3812 powershell.exe Token: SeDebugPrivilege 3272 powershell.exe Token: SeDebugPrivilege 2820 powershell.exe Token: SeDebugPrivilege 2908 powershell.exe Token: SeSystemEnvironmentPrivilege 3820 csrss.exe Token: SeSecurityPrivilege 1772 sc.exe Token: SeSecurityPrivilege 1772 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 4084 wrote to memory of 216 4084 963772e741331e7c84023b72abe26766336fbdd839245dd2ac902f48a37eee69.exe 92 PID 4084 wrote to memory of 216 4084 963772e741331e7c84023b72abe26766336fbdd839245dd2ac902f48a37eee69.exe 92 PID 4084 wrote to memory of 216 4084 963772e741331e7c84023b72abe26766336fbdd839245dd2ac902f48a37eee69.exe 92 PID 4920 wrote to memory of 2728 4920 963772e741331e7c84023b72abe26766336fbdd839245dd2ac902f48a37eee69.exe 108 PID 4920 wrote to memory of 2728 4920 963772e741331e7c84023b72abe26766336fbdd839245dd2ac902f48a37eee69.exe 108 PID 4920 wrote to memory of 2728 4920 963772e741331e7c84023b72abe26766336fbdd839245dd2ac902f48a37eee69.exe 108 PID 4920 wrote to memory of 1060 4920 963772e741331e7c84023b72abe26766336fbdd839245dd2ac902f48a37eee69.exe 111 PID 4920 wrote to memory of 1060 4920 963772e741331e7c84023b72abe26766336fbdd839245dd2ac902f48a37eee69.exe 111 PID 1060 wrote to memory of 744 1060 cmd.exe 113 PID 1060 wrote to memory of 744 1060 cmd.exe 113 PID 4920 wrote to memory of 2376 4920 963772e741331e7c84023b72abe26766336fbdd839245dd2ac902f48a37eee69.exe 114 PID 4920 wrote to memory of 2376 4920 963772e741331e7c84023b72abe26766336fbdd839245dd2ac902f48a37eee69.exe 114 PID 4920 wrote to memory of 2376 4920 963772e741331e7c84023b72abe26766336fbdd839245dd2ac902f48a37eee69.exe 114 PID 4920 wrote to memory of 3812 4920 963772e741331e7c84023b72abe26766336fbdd839245dd2ac902f48a37eee69.exe 116 PID 4920 wrote to memory of 3812 4920 963772e741331e7c84023b72abe26766336fbdd839245dd2ac902f48a37eee69.exe 116 PID 4920 wrote to memory of 3812 4920 963772e741331e7c84023b72abe26766336fbdd839245dd2ac902f48a37eee69.exe 116 PID 4920 wrote to memory of 3820 4920 963772e741331e7c84023b72abe26766336fbdd839245dd2ac902f48a37eee69.exe 119 PID 4920 wrote to memory of 3820 4920 963772e741331e7c84023b72abe26766336fbdd839245dd2ac902f48a37eee69.exe 119 PID 4920 wrote to memory of 3820 4920 963772e741331e7c84023b72abe26766336fbdd839245dd2ac902f48a37eee69.exe 119 PID 3820 wrote to memory of 3272 3820 csrss.exe 120 PID 3820 wrote to memory of 3272 3820 csrss.exe 120 PID 3820 wrote to memory of 3272 3820 csrss.exe 120 PID 3820 wrote to memory of 2820 3820 csrss.exe 125 PID 3820 wrote to memory of 2820 3820 csrss.exe 125 PID 3820 wrote to memory of 2820 3820 csrss.exe 125 PID 3820 wrote to memory of 2908 3820 csrss.exe 128 PID 3820 wrote to memory of 2908 3820 csrss.exe 128 PID 3820 wrote to memory of 2908 3820 csrss.exe 128 PID 3820 wrote to memory of 2280 3820 csrss.exe 130 PID 3820 wrote to memory of 2280 3820 csrss.exe 130 PID 2120 wrote to memory of 1632 2120 windefender.exe 136 PID 2120 wrote to memory of 1632 2120 windefender.exe 136 PID 2120 wrote to memory of 1632 2120 windefender.exe 136 PID 1632 wrote to memory of 1772 1632 cmd.exe 137 PID 1632 wrote to memory of 1772 1632 cmd.exe 137 PID 1632 wrote to memory of 1772 1632 cmd.exe 137 -
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\963772e741331e7c84023b72abe26766336fbdd839245dd2ac902f48a37eee69.exe"C:\Users\Admin\AppData\Local\Temp\963772e741331e7c84023b72abe26766336fbdd839245dd2ac902f48a37eee69.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4084 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:216
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C:\Users\Admin\AppData\Local\Temp\963772e741331e7c84023b72abe26766336fbdd839245dd2ac902f48a37eee69.exe"C:\Users\Admin\AppData\Local\Temp\963772e741331e7c84023b72abe26766336fbdd839245dd2ac902f48a37eee69.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:4920 -
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:2728
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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:1060 -
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:744
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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:2376
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3812
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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:3820 -
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:3272
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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:3372
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:1436
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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:2820
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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:2908
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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:2280
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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:4828
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2120 -
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:1632 -
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:1772
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:4652
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
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
MD5d873cacd8b74f846e3854286eb1a18fb
SHA1d6e94ca831afd8a0b2f3e904e2345f8d097d5bf8
SHA2567a7dc412d7dcb589a662f1c028f50a0e3765ce404feaabfebf150b3172a192f1
SHA51282729809dc7190d73369e4d8c6b9111fa2c14580ca079a8661bd982ba8d052571d28c89c9286224adba89ac3cc7126a8d7766d012a38cf8ce27f5912e7f51136
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5d032eb928fcdec4066d49dda60b1614c
SHA122488b87379120bd34a5e1050368867a43a71706
SHA256edb38bac3d594fff59b4952664129620a4218b56571c81385ee3599ba2550e77
SHA512d46883721446cd44c976357afb40b5a8b51111dcddf28cfb49582c22fb9e42946f1f0bf0265b3bbae41896da88ef65a91c100400a6ebddc85947b04e76a1451c
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD57a215ccdc71f453ea07f8bed559aa994
SHA12293269186bc654f39f48e5b4f4bf22af5bb280d
SHA256977f410da79e642e5b7a5765eb9acf9b835329f83c8e24172cc66295449a9ffa
SHA51227c492deb4daa8dcec7fd9db459653b5040f8d60848917a4a89facf13f2c95c9c5bb1dd3355e675a42f70e8cdbad81e9d2d122f92bec9138b0a9063b594e0e51
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD55231d11b9c9680d5b5fa9a897dd7cf8d
SHA1db520d755425d43e550249352415bd7432acf7f9
SHA2567b2c9f7622109d6caf9b281013c37d8ffe43792c16e77c6e68dd9a2f02178b73
SHA5126dde1c511277771e3ddb639dd6a4c1c07d7319d657af9d8559ce62c37dac149b25ef9b3e3c24e9d7f7725737337247a41bc0b6bc2d6bde0fa6aca5b9e83e7d00
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD55bdde17355ea6e9b26a65f7477796282
SHA199edbfcd0d1a372ac253fb747f638971fbbc3f3a
SHA2567dc7f5c9b8ebdb6b07df95e59f88ee42c4df86b8b32bc63790613949bce38bb5
SHA512ca5fb82c92e7bada634204576227feaef163d55c9e9b11843654d337bb000b4c5363f68b75b725b1254789bc7ef7cde423687dfeb2e53960a3a1850f96128d70
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Filesize
4.1MB
MD5e0d9db028e94aa7b46e70b88026747ca
SHA1e7251f233baeca9e90fd8b118462f35df27dade1
SHA256963772e741331e7c84023b72abe26766336fbdd839245dd2ac902f48a37eee69
SHA51291c3e66d9426fe2b1a07ec5f12e0c3b4769aac9dddca38993f4bab31e6c5dfc822df96b94b3a791ce0f19169bc9f1167399bce48bded040cd142327d08aa8b7c
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec