Analysis
-
max time kernel
149s -
max time network
126s -
platform
windows10-2004_x64 -
resource
win10v2004-20240419-en -
resource tags
arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system -
submitted
05/05/2024, 11:55
Static task
static1
Behavioral task
behavioral1
Sample
fc9d00ab313ca9c03f4cdb86ca6666a1f11a75c334a394c16ed12702079dd435.exe
Resource
win10v2004-20240419-en
General
-
Target
fc9d00ab313ca9c03f4cdb86ca6666a1f11a75c334a394c16ed12702079dd435.exe
-
Size
4.2MB
-
MD5
efcaaf5226e41b1698944c84cfaf1ed3
-
SHA1
09fb703d5e240e87b4c461d346861f808909d73f
-
SHA256
fc9d00ab313ca9c03f4cdb86ca6666a1f11a75c334a394c16ed12702079dd435
-
SHA512
4abd5014e2962081535d522cb9024469f7d03463bfa6b29406db8feb4938a8440ac69ba76ead332a1b5d9494b1ee42a622cd09350485c696d328b51a4c80216c
-
SSDEEP
98304:c4lALlgQ/pn7LuQRO95nczz+iDfUsPkebiPu76Rz2H:ctBprscX+iDepPxRz2H
Malware Config
Signatures
-
Glupteba payload 19 IoCs
resource yara_rule behavioral1/memory/1484-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1484-2-0x0000000004F80000-0x000000000586B000-memory.dmp family_glupteba behavioral1/memory/1484-4-0x0000000000400000-0x0000000002EE6000-memory.dmp family_glupteba behavioral1/memory/1484-56-0x0000000000400000-0x0000000002EE6000-memory.dmp family_glupteba behavioral1/memory/1484-58-0x0000000004F80000-0x000000000586B000-memory.dmp family_glupteba behavioral1/memory/1484-69-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/2364-83-0x0000000000400000-0x0000000002EE6000-memory.dmp family_glupteba behavioral1/memory/2364-137-0x0000000000400000-0x0000000002EE6000-memory.dmp family_glupteba behavioral1/memory/4268-162-0x0000000000400000-0x0000000002EE6000-memory.dmp family_glupteba behavioral1/memory/4268-219-0x0000000000400000-0x0000000002EE6000-memory.dmp family_glupteba behavioral1/memory/4268-229-0x0000000000400000-0x0000000002EE6000-memory.dmp family_glupteba behavioral1/memory/4268-232-0x0000000000400000-0x0000000002EE6000-memory.dmp family_glupteba behavioral1/memory/4268-235-0x0000000000400000-0x0000000002EE6000-memory.dmp family_glupteba behavioral1/memory/4268-238-0x0000000000400000-0x0000000002EE6000-memory.dmp family_glupteba behavioral1/memory/4268-241-0x0000000000400000-0x0000000002EE6000-memory.dmp family_glupteba behavioral1/memory/4268-244-0x0000000000400000-0x0000000002EE6000-memory.dmp family_glupteba behavioral1/memory/4268-247-0x0000000000400000-0x0000000002EE6000-memory.dmp family_glupteba behavioral1/memory/4268-250-0x0000000000400000-0x0000000002EE6000-memory.dmp family_glupteba behavioral1/memory/4268-253-0x0000000000400000-0x0000000002EE6000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 828 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 4268 csrss.exe 2796 injector.exe 3752 windefender.exe 2508 windefender.exe -
resource yara_rule behavioral1/files/0x000b000000023bce-222.dat upx behavioral1/memory/3752-224-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3752-228-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2508-231-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2508-237-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2818691465-3043947619-2475182763-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" fc9d00ab313ca9c03f4cdb86ca6666a1f11a75c334a394c16ed12702079dd435.exe Set value (str) \REGISTRY\USER\S-1-5-21-2818691465-3043947619-2475182763-1000\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 opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log powershell.exe -
Checks for VirtualBox DLLs, possible anti-VM trick 1 TTPs 1 IoCs
Certain files are specific to VirtualBox VMs and can be used to detect execution in a VM.
description ioc Process File opened (read-only) \??\VBoxMiniRdrDN fc9d00ab313ca9c03f4cdb86ca6666a1f11a75c334a394c16ed12702079dd435.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss fc9d00ab313ca9c03f4cdb86ca6666a1f11a75c334a394c16ed12702079dd435.exe File created C:\Windows\rss\csrss.exe fc9d00ab313ca9c03f4cdb86ca6666a1f11a75c334a394c16ed12702079dd435.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 4568 sc.exe -
pid Process 2052 powershell.exe 4604 powershell.exe 4416 powershell.exe 1164 powershell.exe 3596 powershell.exe 4668 powershell.exe 4344 powershell.exe -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 4228 schtasks.exe 3080 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2371 = "Easter Island Daylight Time" fc9d00ab313ca9c03f4cdb86ca6666a1f11a75c334a394c16ed12702079dd435.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-112 = "Eastern Standard Time" fc9d00ab313ca9c03f4cdb86ca6666a1f11a75c334a394c16ed12702079dd435.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-731 = "Fiji Daylight Time" fc9d00ab313ca9c03f4cdb86ca6666a1f11a75c334a394c16ed12702079dd435.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2041 = "Eastern Daylight Time (Mexico)" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates 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\2a\52C64B7E\@tzres.dll,-272 = "Greenwich Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-621 = "Korea Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-71 = "Newfoundland Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1871 = "Russia TZ 7 Daylight Time" fc9d00ab313ca9c03f4cdb86ca6666a1f11a75c334a394c16ed12702079dd435.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-792 = "SA Western Standard Time" fc9d00ab313ca9c03f4cdb86ca6666a1f11a75c334a394c16ed12702079dd435.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed 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\2a\52C64B7E\@tzres.dll,-1021 = "Bangladesh Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-571 = "China Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-362 = "GTB 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" fc9d00ab313ca9c03f4cdb86ca6666a1f11a75c334a394c16ed12702079dd435.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1821 = "Russia TZ 1 Daylight Time" fc9d00ab313ca9c03f4cdb86ca6666a1f11a75c334a394c16ed12702079dd435.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-142 = "Canada Central Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2002 = "Cabo Verde Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1912 = "Russia TZ 10 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2892 = "Sudan Standard Time" windefender.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-441 = "Arabian Daylight Time" windefender.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\@tzres.dll,-542 = "Myanmar Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-449 = "Azerbaijan Standard Time" fc9d00ab313ca9c03f4cdb86ca6666a1f11a75c334a394c16ed12702079dd435.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2142 = "Transbaikal Standard Time" fc9d00ab313ca9c03f4cdb86ca6666a1f11a75c334a394c16ed12702079dd435.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1501 = "Turkey Daylight Time" fc9d00ab313ca9c03f4cdb86ca6666a1f11a75c334a394c16ed12702079dd435.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates 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,-1972 = "Belarus Standard Time" windefender.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\@tzres.dll,-2571 = "Turks and Caicos Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-932 = "Coordinated Universal Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-335 = "Jordan Standard Time" fc9d00ab313ca9c03f4cdb86ca6666a1f11a75c334a394c16ed12702079dd435.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-215 = "Pacific Standard Time (Mexico)" fc9d00ab313ca9c03f4cdb86ca6666a1f11a75c334a394c16ed12702079dd435.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1502 = "Turkey Standard Time" fc9d00ab313ca9c03f4cdb86ca6666a1f11a75c334a394c16ed12702079dd435.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-201 = "US Mountain Daylight Time" fc9d00ab313ca9c03f4cdb86ca6666a1f11a75c334a394c16ed12702079dd435.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed 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\2a\52C64B7E\@tzres.dll,-401 = "Arabic Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-242 = "Samoa Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-382 = "South Africa Standard Time" fc9d00ab313ca9c03f4cdb86ca6666a1f11a75c334a394c16ed12702079dd435.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2751 = "Tomsk Daylight Time" fc9d00ab313ca9c03f4cdb86ca6666a1f11a75c334a394c16ed12702079dd435.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,-672 = "AUS Eastern Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-282 = "Central Europe Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-842 = "Argentina Standard Time" fc9d00ab313ca9c03f4cdb86ca6666a1f11a75c334a394c16ed12702079dd435.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.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,-402 = "Arabic Standard Time" fc9d00ab313ca9c03f4cdb86ca6666a1f11a75c334a394c16ed12702079dd435.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2892 = "Sudan Standard Time" fc9d00ab313ca9c03f4cdb86ca6666a1f11a75c334a394c16ed12702079dd435.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-141 = "Canada Central Daylight Time" windefender.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4604 powershell.exe 4604 powershell.exe 1484 fc9d00ab313ca9c03f4cdb86ca6666a1f11a75c334a394c16ed12702079dd435.exe 1484 fc9d00ab313ca9c03f4cdb86ca6666a1f11a75c334a394c16ed12702079dd435.exe 4416 powershell.exe 4416 powershell.exe 2364 fc9d00ab313ca9c03f4cdb86ca6666a1f11a75c334a394c16ed12702079dd435.exe 2364 fc9d00ab313ca9c03f4cdb86ca6666a1f11a75c334a394c16ed12702079dd435.exe 2364 fc9d00ab313ca9c03f4cdb86ca6666a1f11a75c334a394c16ed12702079dd435.exe 2364 fc9d00ab313ca9c03f4cdb86ca6666a1f11a75c334a394c16ed12702079dd435.exe 2364 fc9d00ab313ca9c03f4cdb86ca6666a1f11a75c334a394c16ed12702079dd435.exe 2364 fc9d00ab313ca9c03f4cdb86ca6666a1f11a75c334a394c16ed12702079dd435.exe 2364 fc9d00ab313ca9c03f4cdb86ca6666a1f11a75c334a394c16ed12702079dd435.exe 2364 fc9d00ab313ca9c03f4cdb86ca6666a1f11a75c334a394c16ed12702079dd435.exe 2364 fc9d00ab313ca9c03f4cdb86ca6666a1f11a75c334a394c16ed12702079dd435.exe 2364 fc9d00ab313ca9c03f4cdb86ca6666a1f11a75c334a394c16ed12702079dd435.exe 1164 powershell.exe 1164 powershell.exe 3596 powershell.exe 3596 powershell.exe 4668 powershell.exe 4668 powershell.exe 4344 powershell.exe 4344 powershell.exe 2052 powershell.exe 2052 powershell.exe 2796 injector.exe 2796 injector.exe 2796 injector.exe 2796 injector.exe 2796 injector.exe 2796 injector.exe 4268 csrss.exe 4268 csrss.exe 2796 injector.exe 2796 injector.exe 2796 injector.exe 2796 injector.exe 2796 injector.exe 2796 injector.exe 4268 csrss.exe 4268 csrss.exe 2796 injector.exe 2796 injector.exe 4268 csrss.exe 4268 csrss.exe 2796 injector.exe 2796 injector.exe 2796 injector.exe 2796 injector.exe 2796 injector.exe 2796 injector.exe 2796 injector.exe 2796 injector.exe 2796 injector.exe 2796 injector.exe 2796 injector.exe 2796 injector.exe 2796 injector.exe 2796 injector.exe 2796 injector.exe 2796 injector.exe 2796 injector.exe 2796 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 4604 powershell.exe Token: SeDebugPrivilege 1484 fc9d00ab313ca9c03f4cdb86ca6666a1f11a75c334a394c16ed12702079dd435.exe Token: SeImpersonatePrivilege 1484 fc9d00ab313ca9c03f4cdb86ca6666a1f11a75c334a394c16ed12702079dd435.exe Token: SeDebugPrivilege 4416 powershell.exe Token: SeDebugPrivilege 1164 powershell.exe Token: SeDebugPrivilege 3596 powershell.exe Token: SeDebugPrivilege 4668 powershell.exe Token: SeDebugPrivilege 4344 powershell.exe Token: SeDebugPrivilege 2052 powershell.exe Token: SeSystemEnvironmentPrivilege 4268 csrss.exe Token: SeSecurityPrivilege 4568 sc.exe Token: SeSecurityPrivilege 4568 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 1484 wrote to memory of 4604 1484 fc9d00ab313ca9c03f4cdb86ca6666a1f11a75c334a394c16ed12702079dd435.exe 96 PID 1484 wrote to memory of 4604 1484 fc9d00ab313ca9c03f4cdb86ca6666a1f11a75c334a394c16ed12702079dd435.exe 96 PID 1484 wrote to memory of 4604 1484 fc9d00ab313ca9c03f4cdb86ca6666a1f11a75c334a394c16ed12702079dd435.exe 96 PID 2364 wrote to memory of 4416 2364 fc9d00ab313ca9c03f4cdb86ca6666a1f11a75c334a394c16ed12702079dd435.exe 100 PID 2364 wrote to memory of 4416 2364 fc9d00ab313ca9c03f4cdb86ca6666a1f11a75c334a394c16ed12702079dd435.exe 100 PID 2364 wrote to memory of 4416 2364 fc9d00ab313ca9c03f4cdb86ca6666a1f11a75c334a394c16ed12702079dd435.exe 100 PID 2364 wrote to memory of 4496 2364 fc9d00ab313ca9c03f4cdb86ca6666a1f11a75c334a394c16ed12702079dd435.exe 102 PID 2364 wrote to memory of 4496 2364 fc9d00ab313ca9c03f4cdb86ca6666a1f11a75c334a394c16ed12702079dd435.exe 102 PID 4496 wrote to memory of 828 4496 cmd.exe 104 PID 4496 wrote to memory of 828 4496 cmd.exe 104 PID 2364 wrote to memory of 1164 2364 fc9d00ab313ca9c03f4cdb86ca6666a1f11a75c334a394c16ed12702079dd435.exe 106 PID 2364 wrote to memory of 1164 2364 fc9d00ab313ca9c03f4cdb86ca6666a1f11a75c334a394c16ed12702079dd435.exe 106 PID 2364 wrote to memory of 1164 2364 fc9d00ab313ca9c03f4cdb86ca6666a1f11a75c334a394c16ed12702079dd435.exe 106 PID 2364 wrote to memory of 3596 2364 fc9d00ab313ca9c03f4cdb86ca6666a1f11a75c334a394c16ed12702079dd435.exe 108 PID 2364 wrote to memory of 3596 2364 fc9d00ab313ca9c03f4cdb86ca6666a1f11a75c334a394c16ed12702079dd435.exe 108 PID 2364 wrote to memory of 3596 2364 fc9d00ab313ca9c03f4cdb86ca6666a1f11a75c334a394c16ed12702079dd435.exe 108 PID 2364 wrote to memory of 4268 2364 fc9d00ab313ca9c03f4cdb86ca6666a1f11a75c334a394c16ed12702079dd435.exe 110 PID 2364 wrote to memory of 4268 2364 fc9d00ab313ca9c03f4cdb86ca6666a1f11a75c334a394c16ed12702079dd435.exe 110 PID 2364 wrote to memory of 4268 2364 fc9d00ab313ca9c03f4cdb86ca6666a1f11a75c334a394c16ed12702079dd435.exe 110 PID 4268 wrote to memory of 4668 4268 csrss.exe 112 PID 4268 wrote to memory of 4668 4268 csrss.exe 112 PID 4268 wrote to memory of 4668 4268 csrss.exe 112 PID 4268 wrote to memory of 4344 4268 csrss.exe 118 PID 4268 wrote to memory of 4344 4268 csrss.exe 118 PID 4268 wrote to memory of 4344 4268 csrss.exe 118 PID 4268 wrote to memory of 2052 4268 csrss.exe 120 PID 4268 wrote to memory of 2052 4268 csrss.exe 120 PID 4268 wrote to memory of 2052 4268 csrss.exe 120 PID 4268 wrote to memory of 2796 4268 csrss.exe 122 PID 4268 wrote to memory of 2796 4268 csrss.exe 122 PID 3752 wrote to memory of 1224 3752 windefender.exe 128 PID 3752 wrote to memory of 1224 3752 windefender.exe 128 PID 3752 wrote to memory of 1224 3752 windefender.exe 128 PID 1224 wrote to memory of 4568 1224 cmd.exe 129 PID 1224 wrote to memory of 4568 1224 cmd.exe 129 PID 1224 wrote to memory of 4568 1224 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\fc9d00ab313ca9c03f4cdb86ca6666a1f11a75c334a394c16ed12702079dd435.exe"C:\Users\Admin\AppData\Local\Temp\fc9d00ab313ca9c03f4cdb86ca6666a1f11a75c334a394c16ed12702079dd435.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1484 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4604
-
-
C:\Users\Admin\AppData\Local\Temp\fc9d00ab313ca9c03f4cdb86ca6666a1f11a75c334a394c16ed12702079dd435.exe"C:\Users\Admin\AppData\Local\Temp\fc9d00ab313ca9c03f4cdb86ca6666a1f11a75c334a394c16ed12702079dd435.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:2364 -
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:4416
-
-
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:4496 -
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:828
-
-
-
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:1164
-
-
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:3596
-
-
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:4268 -
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:4668
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:4228
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:2168
-
-
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:4344
-
-
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:2052
-
-
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:2796
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:3080
-
-
C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3752 -
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:1224 -
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:4568
-
-
-
-
-
-
C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:2508
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
MD53d086a433708053f9bf9523e1d87a4e8
SHA1b3ab5d4f282a4c8fe8c3005b8a557ed5a0e37f28
SHA2566f8fd1b8d9788ad54eaeee329232187e24b7b43393a01aeba2d6e9675231fb69
SHA512931ae42b4c68a4507ff2342332b08eb407050d47cf4176137ea022d0f6e513c689e998445a04c6d18d4877391705c586bfce0234632b898d41aaed0957996dfd
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5f664ebdd0569a33ff4bd2525e01d0848
SHA113a5908b7027d2e9a527ca27b9afdd57edeab282
SHA2568b9efafe781ecd8fa8a4aa52a588479fa37759839c5eeef1ff513f60c5ab388f
SHA512a6322f565f0397b2edf5cacc99d37fbccca0032f4f5d9b7f203ccc2b502be7db940afb2a01c302b593b43313571a2d78dc1e77a3ac531cb2584f8b0c0631a58a
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5171df2912a409bb1d8be4879f4cf1745
SHA191f49adb40b25d60cd446c4750c5dfbc1b7e9950
SHA2569a4b5ab9067dbdb2c91200cef867184254f5b6540fc09f46c27e7c70808def6e
SHA51202deb96480b99d8a6dc47ea38fdd14f6e6d2c94e29a475a57884a685914bdf0c59d3310ff9eb60c121788e8661063360c6ca3d452d2ff1f89e2016001892d40f
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5a878253367e9c12fa746ce5edea6848f
SHA1c6f6e8a12bd5c6d033c69ec1ffaf8e05917597d4
SHA256583e48ffd2337f442ac64922525309c7d1417f2ed8a0dcae85246ad4e51c5313
SHA5125db159144fc1384f074e5a55dd6b662c04d189814d1fb70f007ddf641c6fb557ab9493817dcd937082accddc806cb7f74f9c4e268acd8caf1b9f68af583d342a
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5330f45bd3ee29f8ed4e0c3c22bff65ab
SHA15099a054a69a5675379bd41abc214338c1ed37aa
SHA256593c1306a289800915b26e688d84525b28b85d9c76c11f9aecbe3b81040d7cf2
SHA51240631c6425d5360e85411620144ae128d0fb7f53cd579b02e7cb78acae03a88ee2612eb23c61331a176ea7d980de89f9917e9250036d0b4bbef91993ac93e294
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD55ed0e4d5ed27b1189f349b4e144c84e8
SHA1c3b59e01d5f50678885dab87f3ee6091eb9ad708
SHA256c066178a8cdec94fd94b0cfb68f03ddb42a05315dcf60fd569e1d2a8da516bca
SHA512e60d8ad8189316803de81ac50509cdf0e19d20d679a029439e522cfc791e9cb85444cb47231d5125d231ca9284b06d2205313fa772fe8519c8bfc280a6d84201
-
Filesize
4.2MB
MD5efcaaf5226e41b1698944c84cfaf1ed3
SHA109fb703d5e240e87b4c461d346861f808909d73f
SHA256fc9d00ab313ca9c03f4cdb86ca6666a1f11a75c334a394c16ed12702079dd435
SHA5124abd5014e2962081535d522cb9024469f7d03463bfa6b29406db8feb4938a8440ac69ba76ead332a1b5d9494b1ee42a622cd09350485c696d328b51a4c80216c
-
Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec