Analysis
-
max time kernel
150s -
max time network
148s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
18-05-2024 02:28
Static task
static1
Behavioral task
behavioral1
Sample
76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.exe
Resource
win7-20240220-en
General
-
Target
76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.exe
-
Size
4.1MB
-
MD5
7e4a85fd8aebc4e9c502acd33f981d1b
-
SHA1
78a041438ce021b08e1402c57a81b1ba79717ec4
-
SHA256
76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a
-
SHA512
d79479bd053ccded07e9d6d1b362611d64ded14c9552d132fcf41e6b95e1a89c4728645d3e461d0e9105037bee057bfc72f0192a513e04a5789febe04a1af979
-
SSDEEP
98304:MxfL9oyIkrku4AJMBJNRxIbk0RddEjk9Pc8cg301s2mGvt:6RrVrv4XbNRWhj2o9k8f3CspGvt
Malware Config
Signatures
-
Glupteba payload 19 IoCs
resource yara_rule behavioral2/memory/4336-2-0x0000000004C20000-0x000000000550B000-memory.dmp family_glupteba behavioral2/memory/4336-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/4336-55-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/4336-56-0x0000000004C20000-0x000000000550B000-memory.dmp family_glupteba behavioral2/memory/4336-53-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/4472-135-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/2400-218-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/2400-227-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/2400-229-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/2400-231-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/2400-233-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/2400-235-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/2400-237-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/2400-239-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/2400-241-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/2400-243-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/2400-245-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/2400-247-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/2400-249-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 2436 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 2400 csrss.exe 4888 injector.exe 3740 windefender.exe 4032 windefender.exe -
resource yara_rule behavioral2/files/0x000800000002343e-221.dat upx behavioral2/memory/3740-222-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/4032-225-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/3740-226-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/4032-228-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/4032-232-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/4032-238-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.exe Set value (str) \REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\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 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 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 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.exe File created C:\Windows\rss\csrss.exe 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.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 4804 sc.exe -
pid Process 2328 powershell.exe 3928 powershell.exe 3208 powershell.exe 3916 powershell.exe 928 powershell.exe 2208 powershell.exe 544 powershell.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 5088 4472 WerFault.exe 93 -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 3840 schtasks.exe 1084 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1801 = "Line Islands Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-632 = "Tokyo Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-214 = "Pacific Daylight Time (Mexico)" 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-662 = "Cen. Australia Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1841 = "Russia TZ 4 Daylight Time" 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2591 = "Tocantins Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1971 = "Belarus Daylight Time" 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-131 = "US Eastern Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-461 = "Afghanistan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2612 = "Bougainville Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1932 = "Russia TZ 11 Standard Time" 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-172 = "Central Standard Time (Mexico)" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs 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\2a\52C64B7E\@tzres.dll,-651 = "AUS Central Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2631 = "Norfolk Daylight Time" 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1892 = "Russia TZ 3 Standard Time" 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-681 = "E. Australia Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-461 = "Afghanistan Daylight Time" 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1721 = "Libya Daylight Time" 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2791 = "Novosibirsk Daylight Time" 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-842 = "Argentina Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-512 = "Central Asia Standard Time" 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-531 = "Sri Lanka Daylight Time" 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\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\2a\52C64B7E\@tzres.dll,-341 = "Egypt Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-542 = "Myanmar Standard Time" 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1021 = "Bangladesh Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-151 = "Central America Daylight Time" 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2412 = "Marquesas Standard Time" 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1501 = "Turkey Daylight Time" 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2611 = "Bougainville Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-452 = "Caucasus Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-211 = "Pacific Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-791 = "SA Western Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-671 = "AUS Eastern Daylight Time" 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2451 = "Saint Pierre Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-42 = "E. South America Standard Time" 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-351 = "FLE Daylight Time" 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-191 = "Mountain Daylight Time" 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 3928 powershell.exe 3928 powershell.exe 4336 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.exe 4336 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.exe 3208 powershell.exe 3208 powershell.exe 4472 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.exe 4472 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.exe 4472 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.exe 4472 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.exe 4472 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.exe 4472 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.exe 4472 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.exe 4472 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.exe 4472 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.exe 4472 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.exe 3916 powershell.exe 3916 powershell.exe 928 powershell.exe 928 powershell.exe 2208 powershell.exe 2208 powershell.exe 544 powershell.exe 544 powershell.exe 2328 powershell.exe 2328 powershell.exe 4888 injector.exe 4888 injector.exe 4888 injector.exe 4888 injector.exe 4888 injector.exe 4888 injector.exe 2400 csrss.exe 2400 csrss.exe 4888 injector.exe 4888 injector.exe 4888 injector.exe 4888 injector.exe 4888 injector.exe 4888 injector.exe 2400 csrss.exe 2400 csrss.exe 4888 injector.exe 4888 injector.exe 2400 csrss.exe 2400 csrss.exe 4888 injector.exe 4888 injector.exe 4888 injector.exe 4888 injector.exe 4888 injector.exe 4888 injector.exe 4888 injector.exe 4888 injector.exe 4888 injector.exe 4888 injector.exe 4888 injector.exe 4888 injector.exe 4888 injector.exe 4888 injector.exe 4888 injector.exe 4888 injector.exe 4888 injector.exe 4888 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 3928 powershell.exe Token: SeDebugPrivilege 4336 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.exe Token: SeImpersonatePrivilege 4336 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.exe Token: SeDebugPrivilege 3208 powershell.exe Token: SeDebugPrivilege 3916 powershell.exe Token: SeDebugPrivilege 928 powershell.exe Token: SeDebugPrivilege 2208 powershell.exe Token: SeDebugPrivilege 544 powershell.exe Token: SeDebugPrivilege 2328 powershell.exe Token: SeSystemEnvironmentPrivilege 2400 csrss.exe Token: SeSecurityPrivilege 4804 sc.exe Token: SeSecurityPrivilege 4804 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 4336 wrote to memory of 3928 4336 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.exe 85 PID 4336 wrote to memory of 3928 4336 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.exe 85 PID 4336 wrote to memory of 3928 4336 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.exe 85 PID 4472 wrote to memory of 3208 4472 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.exe 95 PID 4472 wrote to memory of 3208 4472 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.exe 95 PID 4472 wrote to memory of 3208 4472 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.exe 95 PID 4472 wrote to memory of 1736 4472 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.exe 99 PID 4472 wrote to memory of 1736 4472 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.exe 99 PID 1736 wrote to memory of 2436 1736 cmd.exe 101 PID 1736 wrote to memory of 2436 1736 cmd.exe 101 PID 4472 wrote to memory of 3916 4472 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.exe 104 PID 4472 wrote to memory of 3916 4472 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.exe 104 PID 4472 wrote to memory of 3916 4472 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.exe 104 PID 4472 wrote to memory of 928 4472 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.exe 106 PID 4472 wrote to memory of 928 4472 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.exe 106 PID 4472 wrote to memory of 928 4472 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.exe 106 PID 4472 wrote to memory of 2400 4472 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.exe 108 PID 4472 wrote to memory of 2400 4472 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.exe 108 PID 4472 wrote to memory of 2400 4472 76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.exe 108 PID 2400 wrote to memory of 2208 2400 csrss.exe 112 PID 2400 wrote to memory of 2208 2400 csrss.exe 112 PID 2400 wrote to memory of 2208 2400 csrss.exe 112 PID 2400 wrote to memory of 544 2400 csrss.exe 118 PID 2400 wrote to memory of 544 2400 csrss.exe 118 PID 2400 wrote to memory of 544 2400 csrss.exe 118 PID 2400 wrote to memory of 2328 2400 csrss.exe 120 PID 2400 wrote to memory of 2328 2400 csrss.exe 120 PID 2400 wrote to memory of 2328 2400 csrss.exe 120 PID 2400 wrote to memory of 4888 2400 csrss.exe 122 PID 2400 wrote to memory of 4888 2400 csrss.exe 122 PID 3740 wrote to memory of 5092 3740 windefender.exe 128 PID 3740 wrote to memory of 5092 3740 windefender.exe 128 PID 3740 wrote to memory of 5092 3740 windefender.exe 128 PID 5092 wrote to memory of 4804 5092 cmd.exe 129 PID 5092 wrote to memory of 4804 5092 cmd.exe 129 PID 5092 wrote to memory of 4804 5092 cmd.exe 129 -
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\76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.exe"C:\Users\Admin\AppData\Local\Temp\76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4336 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3928
-
-
C:\Users\Admin\AppData\Local\Temp\76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.exe"C:\Users\Admin\AppData\Local\Temp\76cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a.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:4472 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3208
-
-
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:1736 -
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:2436
-
-
-
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3916
-
-
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:928
-
-
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:2400 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2208
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:1084
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:3368
-
-
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:544
-
-
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2328
-
-
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:4888
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:3840
-
-
C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3740 -
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:5092 -
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:4804
-
-
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4472 -s 8963⤵
- Program crash
PID:5088
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 4472 -ip 44721⤵PID:908
-
C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:4032
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
MD5968cb9309758126772781b83adb8a28f
SHA18da30e71accf186b2ba11da1797cf67f8f78b47c
SHA25692099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a
SHA5124bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5763d4af1155820e3487f7764865b363f
SHA1742423183aaa161a24fb5da7b75afafa0950ef5d
SHA256ff6b683f0945415c1db652e20a61ed243a67d30d6220a891e1d5d0e71b8406ff
SHA512a8667c22383777320e069afa145f701989163ffdfb7cac061c891a816f4accebf97262402433c39aaeb14c34311dbd014232e73cd3f053bca188d6b1d4e7a27d
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5976110182aef98cfdb3830d9d0ba8f52
SHA1911a553a3f64c383e30ccb4dfb9f72406f355e0b
SHA256f223978380b60fbe9f98b4b8c73f5f9b8ef6094a3d453f887b28b0ae82101215
SHA512431145c7959582f861aa61b780ba706417ba4ff11cb1ef5d54937fbec7eb1a95cef03baf55fe16ed4acd7cbb335b048b872be9828e577fa691718fa2d21a31ec
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD587a2ce7c077441ee31f69ba8cf24d1bb
SHA11d0f5cfd7569b8e35e0626f5d74b0168612c5fcf
SHA2562dd7b586fb1f25b147233de10f5b706d681abfcba5056a2ee0ad75241c9ceb92
SHA5124f937e773c72011dfd6f05fe2316ba2f499f2aa3db16285eb24d8fc9151f1fd946d36cc2602710fad399c554260d85ac60a567979e58f2d709b5c458470d9013
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD52d814e72515205cce7ff516e8f64dadf
SHA1544d28f73073360a64e3cebbedf8b6b16aa6d243
SHA25650b5037094eafb487e5365842914689cc146ce75cc325b9db9dd213a0c5e2357
SHA512bc8a0af5d843a44dbc9b51d7a357a9054927275bfc80ff7041559575cf8e3d05f894de3f866a6babc195d236c11a822af061be0424a2fade310abd1fefb1960d
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD542cacd9089a01f708449937b9aedfb83
SHA1dd55381ee879f7e64689708e03a3fac09dc97882
SHA2567788ba2bb08e4c2a5630266edcf6b64643f25fe35b23b51bda862c3117839b6e
SHA512d34bbe4f9baaaf69c26b023cfcf6790919c68c4bd54e95361b65c342cadfb1457a1a3096bddec1340c261588290d8f3fd914eaf537b3d746b5cc6e1ffa5fcb98
-
Filesize
4.1MB
MD57e4a85fd8aebc4e9c502acd33f981d1b
SHA178a041438ce021b08e1402c57a81b1ba79717ec4
SHA25676cda62f845d506c1db14ebd18d42ae91bb2aa9dd8dbdec560fc0feb826cff3a
SHA512d79479bd053ccded07e9d6d1b362611d64ded14c9552d132fcf41e6b95e1a89c4728645d3e461d0e9105037bee057bfc72f0192a513e04a5789febe04a1af979
-
Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec