Windows 7 deprecation
Windows 7 will be removed from tria.ge on 2025-03-31
Analysis
-
max time kernel
150s -
max time network
155s -
platform
windows11-21h2_x64 -
resource
win11-20240319-en -
resource tags
arch:x64arch:x86image:win11-20240319-enlocale:en-usos:windows11-21h2-x64system -
submitted
10/04/2024, 04:51
Static task
static1
Behavioral task
behavioral1
Sample
956f1fb101b4342417e27c132aeb22f3fc45aca55d171d8a0f98f629f6efae9f.exe
Resource
win10v2004-20240319-en
General
-
Target
956f1fb101b4342417e27c132aeb22f3fc45aca55d171d8a0f98f629f6efae9f.exe
-
Size
4.2MB
-
MD5
c3626635ac1fd8ec1233f483eb853436
-
SHA1
989800829f066bc0e33145517e814a7289b4fdb9
-
SHA256
956f1fb101b4342417e27c132aeb22f3fc45aca55d171d8a0f98f629f6efae9f
-
SHA512
e490938709728681e057a0a0aabf60ee4e716630bb39c6e350d2060e2bbd22ca4b4ab492e9f09c84c8c18a104ae8dfd8e0e6472597011a89f5d205a588690a74
-
SSDEEP
98304:eECH+3DSWnI1KGGLxQ5XsnDnmKFULzGt/AOX9k/3NCXH+HNQDf1Liq9:etH+32WnIs1Fg8DnrtoOX9+mBz9
Malware Config
Signatures
-
Glupteba payload 17 IoCs
resource yara_rule behavioral2/memory/1432-2-0x0000000003000000-0x00000000038EB000-memory.dmp family_glupteba behavioral2/memory/1432-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/1432-24-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/1432-53-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/1432-54-0x0000000003000000-0x00000000038EB000-memory.dmp family_glupteba behavioral2/memory/1868-57-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/1868-59-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/1868-104-0x0000000002B20000-0x0000000002F20000-memory.dmp family_glupteba behavioral2/memory/1868-106-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/1868-151-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2140-214-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2140-247-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2140-257-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2140-260-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2140-263-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2140-266-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2140-269-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 4304 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 2140 csrss.exe 4616 injector.exe 1736 windefender.exe 4700 windefender.exe -
resource yara_rule behavioral2/files/0x000200000002a7df-251.dat upx behavioral2/memory/1736-256-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/4700-259-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/4700-265-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1233663403-1277323514-675434005-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 956f1fb101b4342417e27c132aeb22f3fc45aca55d171d8a0f98f629f6efae9f.exe Set value (str) \REGISTRY\USER\S-1-5-21-1233663403-1277323514-675434005-1000\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.
-
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\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 File created 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 956f1fb101b4342417e27c132aeb22f3fc45aca55d171d8a0f98f629f6efae9f.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss 956f1fb101b4342417e27c132aeb22f3fc45aca55d171d8a0f98f629f6efae9f.exe File created C:\Windows\rss\csrss.exe 956f1fb101b4342417e27c132aeb22f3fc45aca55d171d8a0f98f629f6efae9f.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 4964 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 2036 schtasks.exe 3276 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-792 = "SA Western Standard Time" 956f1fb101b4342417e27c132aeb22f3fc45aca55d171d8a0f98f629f6efae9f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-449 = "Azerbaijan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-302 = "Romance Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-832 = "SA Eastern Standard Time" 956f1fb101b4342417e27c132aeb22f3fc45aca55d171d8a0f98f629f6efae9f.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-741 = "New Zealand Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-661 = "Cen. Australia Daylight Time" 956f1fb101b4342417e27c132aeb22f3fc45aca55d171d8a0f98f629f6efae9f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-1931 = "Russia TZ 11 Daylight Time" 956f1fb101b4342417e27c132aeb22f3fc45aca55d171d8a0f98f629f6efae9f.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-2372 = "Easter Island Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-212 = "Pacific Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-132 = "US Eastern Standard Time" 956f1fb101b4342417e27c132aeb22f3fc45aca55d171d8a0f98f629f6efae9f.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,-281 = "Central Europe Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-1472 = "Magadan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-3142 = "South Sudan Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-381 = "South Africa Daylight Time" 956f1fb101b4342417e27c132aeb22f3fc45aca55d171d8a0f98f629f6efae9f.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-671 = "AUS Eastern Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-542 = "Myanmar Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-2182 = "Astrakhan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-441 = "Arabian Daylight Time" 956f1fb101b4342417e27c132aeb22f3fc45aca55d171d8a0f98f629f6efae9f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2892 = "Sudan Standard Time" 956f1fb101b4342417e27c132aeb22f3fc45aca55d171d8a0f98f629f6efae9f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2891 = "Sudan Daylight Time" 956f1fb101b4342417e27c132aeb22f3fc45aca55d171d8a0f98f629f6efae9f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-201 = "US Mountain Daylight Time" 956f1fb101b4342417e27c132aeb22f3fc45aca55d171d8a0f98f629f6efae9f.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\Policies\Microsoft\SystemCertificates\trust powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-441 = "Arabian Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-81 = "Atlantic Daylight Time" 956f1fb101b4342417e27c132aeb22f3fc45aca55d171d8a0f98f629f6efae9f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-292 = "Central European Standard Time" 956f1fb101b4342417e27c132aeb22f3fc45aca55d171d8a0f98f629f6efae9f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2791 = "Novosibirsk Daylight Time" 956f1fb101b4342417e27c132aeb22f3fc45aca55d171d8a0f98f629f6efae9f.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-402 = "Arabic Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-742 = "New Zealand Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-1041 = "Ulaanbaatar Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-282 = "Central Europe Standard Time" 956f1fb101b4342417e27c132aeb22f3fc45aca55d171d8a0f98f629f6efae9f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-211 = "Pacific Daylight Time" 956f1fb101b4342417e27c132aeb22f3fc45aca55d171d8a0f98f629f6efae9f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-791 = "SA Western Daylight Time" 956f1fb101b4342417e27c132aeb22f3fc45aca55d171d8a0f98f629f6efae9f.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-1662 = "Bahia Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-912 = "Mauritius Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-214 = "Pacific Daylight Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-531 = "Sri Lanka Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-112 = "Eastern Standard Time" 956f1fb101b4342417e27c132aeb22f3fc45aca55d171d8a0f98f629f6efae9f.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 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\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-1831 = "Russia TZ 2 Daylight Time" 956f1fb101b4342417e27c132aeb22f3fc45aca55d171d8a0f98f629f6efae9f.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-1501 = "Turkey Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-82 = "Atlantic Standard Time" 956f1fb101b4342417e27c132aeb22f3fc45aca55d171d8a0f98f629f6efae9f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2432 = "Cuba Standard Time" 956f1fb101b4342417e27c132aeb22f3fc45aca55d171d8a0f98f629f6efae9f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-1821 = "Russia TZ 1 Daylight Time" 956f1fb101b4342417e27c132aeb22f3fc45aca55d171d8a0f98f629f6efae9f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2792 = "Novosibirsk Standard Time" 956f1fb101b4342417e27c132aeb22f3fc45aca55d171d8a0f98f629f6efae9f.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4548 powershell.exe 4548 powershell.exe 1432 956f1fb101b4342417e27c132aeb22f3fc45aca55d171d8a0f98f629f6efae9f.exe 1432 956f1fb101b4342417e27c132aeb22f3fc45aca55d171d8a0f98f629f6efae9f.exe 4140 powershell.exe 4140 powershell.exe 1868 956f1fb101b4342417e27c132aeb22f3fc45aca55d171d8a0f98f629f6efae9f.exe 1868 956f1fb101b4342417e27c132aeb22f3fc45aca55d171d8a0f98f629f6efae9f.exe 1868 956f1fb101b4342417e27c132aeb22f3fc45aca55d171d8a0f98f629f6efae9f.exe 1868 956f1fb101b4342417e27c132aeb22f3fc45aca55d171d8a0f98f629f6efae9f.exe 1868 956f1fb101b4342417e27c132aeb22f3fc45aca55d171d8a0f98f629f6efae9f.exe 1868 956f1fb101b4342417e27c132aeb22f3fc45aca55d171d8a0f98f629f6efae9f.exe 1868 956f1fb101b4342417e27c132aeb22f3fc45aca55d171d8a0f98f629f6efae9f.exe 1868 956f1fb101b4342417e27c132aeb22f3fc45aca55d171d8a0f98f629f6efae9f.exe 1868 956f1fb101b4342417e27c132aeb22f3fc45aca55d171d8a0f98f629f6efae9f.exe 1868 956f1fb101b4342417e27c132aeb22f3fc45aca55d171d8a0f98f629f6efae9f.exe 4348 powershell.exe 4348 powershell.exe 1556 powershell.exe 1556 powershell.exe 1500 powershell.exe 1500 powershell.exe 908 powershell.exe 908 powershell.exe 3524 powershell.exe 3524 powershell.exe 4616 injector.exe 4616 injector.exe 4616 injector.exe 4616 injector.exe 4616 injector.exe 4616 injector.exe 4616 injector.exe 4616 injector.exe 2140 csrss.exe 2140 csrss.exe 4616 injector.exe 4616 injector.exe 4616 injector.exe 4616 injector.exe 4616 injector.exe 4616 injector.exe 2140 csrss.exe 2140 csrss.exe 4616 injector.exe 4616 injector.exe 2140 csrss.exe 2140 csrss.exe 4616 injector.exe 4616 injector.exe 4616 injector.exe 4616 injector.exe 4616 injector.exe 4616 injector.exe 4616 injector.exe 4616 injector.exe 4616 injector.exe 4616 injector.exe 4616 injector.exe 4616 injector.exe 4616 injector.exe 4616 injector.exe 4616 injector.exe 4616 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 4548 powershell.exe Token: SeDebugPrivilege 1432 956f1fb101b4342417e27c132aeb22f3fc45aca55d171d8a0f98f629f6efae9f.exe Token: SeImpersonatePrivilege 1432 956f1fb101b4342417e27c132aeb22f3fc45aca55d171d8a0f98f629f6efae9f.exe Token: SeDebugPrivilege 4140 powershell.exe Token: SeDebugPrivilege 4348 powershell.exe Token: SeDebugPrivilege 1556 powershell.exe Token: SeDebugPrivilege 1500 powershell.exe Token: SeDebugPrivilege 908 powershell.exe Token: SeDebugPrivilege 3524 powershell.exe Token: SeSystemEnvironmentPrivilege 2140 csrss.exe Token: SeSecurityPrivilege 4964 sc.exe Token: SeSecurityPrivilege 4964 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 1432 wrote to memory of 4548 1432 956f1fb101b4342417e27c132aeb22f3fc45aca55d171d8a0f98f629f6efae9f.exe 83 PID 1432 wrote to memory of 4548 1432 956f1fb101b4342417e27c132aeb22f3fc45aca55d171d8a0f98f629f6efae9f.exe 83 PID 1432 wrote to memory of 4548 1432 956f1fb101b4342417e27c132aeb22f3fc45aca55d171d8a0f98f629f6efae9f.exe 83 PID 1868 wrote to memory of 4140 1868 956f1fb101b4342417e27c132aeb22f3fc45aca55d171d8a0f98f629f6efae9f.exe 88 PID 1868 wrote to memory of 4140 1868 956f1fb101b4342417e27c132aeb22f3fc45aca55d171d8a0f98f629f6efae9f.exe 88 PID 1868 wrote to memory of 4140 1868 956f1fb101b4342417e27c132aeb22f3fc45aca55d171d8a0f98f629f6efae9f.exe 88 PID 1868 wrote to memory of 5008 1868 956f1fb101b4342417e27c132aeb22f3fc45aca55d171d8a0f98f629f6efae9f.exe 90 PID 1868 wrote to memory of 5008 1868 956f1fb101b4342417e27c132aeb22f3fc45aca55d171d8a0f98f629f6efae9f.exe 90 PID 5008 wrote to memory of 4304 5008 cmd.exe 92 PID 5008 wrote to memory of 4304 5008 cmd.exe 92 PID 1868 wrote to memory of 4348 1868 956f1fb101b4342417e27c132aeb22f3fc45aca55d171d8a0f98f629f6efae9f.exe 93 PID 1868 wrote to memory of 4348 1868 956f1fb101b4342417e27c132aeb22f3fc45aca55d171d8a0f98f629f6efae9f.exe 93 PID 1868 wrote to memory of 4348 1868 956f1fb101b4342417e27c132aeb22f3fc45aca55d171d8a0f98f629f6efae9f.exe 93 PID 1868 wrote to memory of 1556 1868 956f1fb101b4342417e27c132aeb22f3fc45aca55d171d8a0f98f629f6efae9f.exe 95 PID 1868 wrote to memory of 1556 1868 956f1fb101b4342417e27c132aeb22f3fc45aca55d171d8a0f98f629f6efae9f.exe 95 PID 1868 wrote to memory of 1556 1868 956f1fb101b4342417e27c132aeb22f3fc45aca55d171d8a0f98f629f6efae9f.exe 95 PID 1868 wrote to memory of 2140 1868 956f1fb101b4342417e27c132aeb22f3fc45aca55d171d8a0f98f629f6efae9f.exe 97 PID 1868 wrote to memory of 2140 1868 956f1fb101b4342417e27c132aeb22f3fc45aca55d171d8a0f98f629f6efae9f.exe 97 PID 1868 wrote to memory of 2140 1868 956f1fb101b4342417e27c132aeb22f3fc45aca55d171d8a0f98f629f6efae9f.exe 97 PID 2140 wrote to memory of 1500 2140 csrss.exe 98 PID 2140 wrote to memory of 1500 2140 csrss.exe 98 PID 2140 wrote to memory of 1500 2140 csrss.exe 98 PID 2140 wrote to memory of 908 2140 csrss.exe 104 PID 2140 wrote to memory of 908 2140 csrss.exe 104 PID 2140 wrote to memory of 908 2140 csrss.exe 104 PID 2140 wrote to memory of 3524 2140 csrss.exe 106 PID 2140 wrote to memory of 3524 2140 csrss.exe 106 PID 2140 wrote to memory of 3524 2140 csrss.exe 106 PID 2140 wrote to memory of 4616 2140 csrss.exe 108 PID 2140 wrote to memory of 4616 2140 csrss.exe 108 PID 1736 wrote to memory of 3400 1736 windefender.exe 114 PID 1736 wrote to memory of 3400 1736 windefender.exe 114 PID 1736 wrote to memory of 3400 1736 windefender.exe 114 PID 3400 wrote to memory of 4964 3400 cmd.exe 115 PID 3400 wrote to memory of 4964 3400 cmd.exe 115 PID 3400 wrote to memory of 4964 3400 cmd.exe 115 -
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
-
C:\Users\Admin\AppData\Local\Temp\956f1fb101b4342417e27c132aeb22f3fc45aca55d171d8a0f98f629f6efae9f.exe"C:\Users\Admin\AppData\Local\Temp\956f1fb101b4342417e27c132aeb22f3fc45aca55d171d8a0f98f629f6efae9f.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1432 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4548
-
-
C:\Users\Admin\AppData\Local\Temp\956f1fb101b4342417e27c132aeb22f3fc45aca55d171d8a0f98f629f6efae9f.exe"C:\Users\Admin\AppData\Local\Temp\956f1fb101b4342417e27c132aeb22f3fc45aca55d171d8a0f98f629f6efae9f.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:1868 -
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:4140
-
-
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:5008 -
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:4304
-
-
-
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:4348
-
-
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:1556
-
-
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:2140 -
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:1500
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:2036
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:4620
-
-
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:908
-
-
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:3524
-
-
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:4616
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:3276
-
-
C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1736 -
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:3400 -
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:4964
-
-
-
-
-
-
C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:4700
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
Loading Replay Monitor...
Downloads
-
Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
-
Filesize
281KB
MD5d98e33b66343e7c96158444127a117f6
SHA1bb716c5509a2bf345c6c1152f6e3e1452d39d50d
SHA2565de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1
SHA512705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
Filesize2KB
MD5d0c46cad6c0778401e21910bd6b56b70
SHA17be418951ea96326aca445b8dfe449b2bfa0dca6
SHA2569600b3fdf0565ccb49e21656aa4b24d7c18f776bfd04d9ee984b134707550f02
SHA512057531b468f7fbbb2175a696a8aab274dec0d17d9f71df309edcff35e064f3378050066a3df47ccd03048fac461594ec75e3d4fe64f9dd79949d129f51e02949
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD553f4b4540a56ffdb5a06e6e35b6d918a
SHA18e38d921496232233c892fec84178874431f380b
SHA2568303ee477eb4036bd06864756856bdb6b1f6c6c4be92798b55b7841b2e7ae287
SHA512647d982f117e24be01070933dac01c1c8d9008b9a2876b6f2e94d9329610e1f8af425893e25f7d2fa5b2173c50eb956346252581b751b340224118e74e89ae2b
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5bde7239cb72d1d380a50a0e567055e76
SHA1aea04655a6f5ab9f13dcccb92cb018708b6e347c
SHA2561319c2b5210b9ae83e63fcca0395e19ce812703181eadd360ec12ace7e1460e7
SHA512df1bc0be4c6a4fa336d3e42789ccc29cc9fb743d392de477b4c7c2f58755e0e5c61226dc723f16d64a0ddf6616a664c4eac0b22ee69ba64235fab9735f0efd8d
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD55e8a12ac20d1d9a8842042dcdcc7fe3b
SHA1fb961531eed83001af54d3486310ef941b94c1d3
SHA256f0a7e1c9a85af63ba65787b80bb5fa3596cafb66c17c63c49e959b65ced03e65
SHA51221c6a6a32759bf2fc5e6f56bd88955fc561dd47b96490422a49d27c15f8a41e79219643395c093a590e642913ed4dc6f8fe6a666f6197982233f873aa8558bfa
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5f4a3504e86d55b295a72db2d35912f0a
SHA1bd7eb74732c8a69d3044753662793d5c6300bff2
SHA256f4bd0d3071827e2cdc3ce3bfd318112f331896f6b7b7f32fba3291657b34f15e
SHA5122adddf79431d4c2623f151702b7a8772b8d9b243b2169ad9e28652bba87800ecae6b7e75299c444e5f5ff387b7a3be20e953dcb89a73e3e3bfd039c55bff8e30
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD51bf313d16e08e1e120be27d56836960f
SHA1a2f489ce893b56ba7f624f296d2d52540a44ffcc
SHA2563a02f7d91007165c6a10bcecf2bf2df7183f640ba173d7ee40306c9c6115c3c9
SHA51217b4c1b22c3ac7241debce7bdcd6547c4e6fbbd2702719feee08abcefaf50e694815771132d0a66d8ba49df80db33f7e34f31a5bcd9818b1b109b51d9e029a2b
-
Filesize
4.2MB
MD5c3626635ac1fd8ec1233f483eb853436
SHA1989800829f066bc0e33145517e814a7289b4fdb9
SHA256956f1fb101b4342417e27c132aeb22f3fc45aca55d171d8a0f98f629f6efae9f
SHA512e490938709728681e057a0a0aabf60ee4e716630bb39c6e350d2060e2bbd22ca4b4ab492e9f09c84c8c18a104ae8dfd8e0e6472597011a89f5d205a588690a74
-
Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec