Windows 7 deprecation
Windows 7 will be removed from tria.ge on 2025-03-31
Analysis
-
max time kernel
150s -
max time network
150s -
platform
windows11-21h2_x64 -
resource
win11-20240426-en -
resource tags
arch:x64arch:x86image:win11-20240426-enlocale:en-usos:windows11-21h2-x64system -
submitted
19/05/2024, 08:56
Static task
static1
Behavioral task
behavioral1
Sample
dc7f57eb82cd0c202261a392678b63fc119db54c625c969d42be13f2015b0c0d.exe
Resource
win10v2004-20240226-en
General
-
Target
dc7f57eb82cd0c202261a392678b63fc119db54c625c969d42be13f2015b0c0d.exe
-
Size
4.1MB
-
MD5
8ab31d0941580f7d3260358186edace8
-
SHA1
4d6967f08b66c98d12d96158fb29d62b8b0e1318
-
SHA256
dc7f57eb82cd0c202261a392678b63fc119db54c625c969d42be13f2015b0c0d
-
SHA512
61c7fb4ed972511903754a72d18e465bd8bef0fa908079b4196681074c1820aae0357b5b014f7eaafd0af0a6e01dcbad664c29b169effd86b63b3d1aa230d27e
-
SSDEEP
98304:gvCQaDBnSWO/B+XxjapSyZlG1PnsYHdaWgIg92gsnC3bzMZh6P1d:gvC3DFSWO/BjYGk1PnXHoWWZ1za6Nd
Malware Config
Signatures
-
Glupteba payload 15 IoCs
resource yara_rule behavioral2/memory/3760-48-0x0000000000400000-0x0000000002365000-memory.dmp family_glupteba behavioral2/memory/2288-121-0x0000000000400000-0x0000000002365000-memory.dmp family_glupteba behavioral2/memory/868-200-0x0000000000400000-0x0000000002365000-memory.dmp family_glupteba behavioral2/memory/868-210-0x0000000000400000-0x0000000002365000-memory.dmp family_glupteba behavioral2/memory/868-212-0x0000000000400000-0x0000000002365000-memory.dmp family_glupteba behavioral2/memory/868-214-0x0000000000400000-0x0000000002365000-memory.dmp family_glupteba behavioral2/memory/868-216-0x0000000000400000-0x0000000002365000-memory.dmp family_glupteba behavioral2/memory/868-218-0x0000000000400000-0x0000000002365000-memory.dmp family_glupteba behavioral2/memory/868-220-0x0000000000400000-0x0000000002365000-memory.dmp family_glupteba behavioral2/memory/868-222-0x0000000000400000-0x0000000002365000-memory.dmp family_glupteba behavioral2/memory/868-224-0x0000000000400000-0x0000000002365000-memory.dmp family_glupteba behavioral2/memory/868-226-0x0000000000400000-0x0000000002365000-memory.dmp family_glupteba behavioral2/memory/868-228-0x0000000000400000-0x0000000002365000-memory.dmp family_glupteba behavioral2/memory/868-230-0x0000000000400000-0x0000000002365000-memory.dmp family_glupteba behavioral2/memory/868-232-0x0000000000400000-0x0000000002365000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 2516 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 868 csrss.exe 4160 injector.exe 1488 windefender.exe 3732 windefender.exe -
resource yara_rule behavioral2/files/0x000200000002a9da-203.dat upx behavioral2/memory/1488-204-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/3732-207-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/1488-209-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/3732-211-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/3732-215-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/3732-221-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1230210488-3096403634-4129516247-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" dc7f57eb82cd0c202261a392678b63fc119db54c625c969d42be13f2015b0c0d.exe Set value (str) \REGISTRY\USER\S-1-5-21-1230210488-3096403634-4129516247-1000\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\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe 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 dc7f57eb82cd0c202261a392678b63fc119db54c625c969d42be13f2015b0c0d.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss dc7f57eb82cd0c202261a392678b63fc119db54c625c969d42be13f2015b0c0d.exe File created C:\Windows\rss\csrss.exe dc7f57eb82cd0c202261a392678b63fc119db54c625c969d42be13f2015b0c0d.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 3320 sc.exe -
pid Process 5032 powershell.exe 1068 powershell.exe 1520 powershell.exe 2208 powershell.exe 4576 powershell.exe 4512 powershell.exe 2280 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 1728 schtasks.exe 1920 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,-51 = "Greenland Daylight Time" dc7f57eb82cd0c202261a392678b63fc119db54c625c969d42be13f2015b0c0d.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-121 = "SA Pacific Daylight Time" dc7f57eb82cd0c202261a392678b63fc119db54c625c969d42be13f2015b0c0d.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,-291 = "Central European Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-365 = "Middle East Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2041 = "Eastern Daylight Time (Mexico)" dc7f57eb82cd0c202261a392678b63fc119db54c625c969d42be13f2015b0c0d.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-32 = "Mid-Atlantic Standard Time" dc7f57eb82cd0c202261a392678b63fc119db54c625c969d42be13f2015b0c0d.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.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\C:\Windows\system32\,@tzres.dll,-1802 = "Line Islands Standard Time" dc7f57eb82cd0c202261a392678b63fc119db54c625c969d42be13f2015b0c0d.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot 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,-2792 = "Novosibirsk Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1932 = "Russia TZ 11 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-122 = "SA Pacific Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2751 = "Tomsk Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-892 = "Morocco Standard Time" dc7f57eb82cd0c202261a392678b63fc119db54c625c969d42be13f2015b0c0d.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-11 = "Azores Daylight Time" dc7f57eb82cd0c202261a392678b63fc119db54c625c969d42be13f2015b0c0d.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" dc7f57eb82cd0c202261a392678b63fc119db54c625c969d42be13f2015b0c0d.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2181 = "Astrakhan Daylight Time" dc7f57eb82cd0c202261a392678b63fc119db54c625c969d42be13f2015b0c0d.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,-172 = "Central Standard Time (Mexico)" dc7f57eb82cd0c202261a392678b63fc119db54c625c969d42be13f2015b0c0d.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-182 = "Mountain Standard Time (Mexico)" dc7f57eb82cd0c202261a392678b63fc119db54c625c969d42be13f2015b0c0d.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-591 = "Malay Peninsula Daylight Time" dc7f57eb82cd0c202261a392678b63fc119db54c625c969d42be13f2015b0c0d.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,-42 = "E. South America Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-982 = "Kamchatka Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-601 = "Taipei Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1472 = "Magadan Standard Time" dc7f57eb82cd0c202261a392678b63fc119db54c625c969d42be13f2015b0c0d.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-92 = "Pacific SA Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-741 = "New Zealand Daylight Time" dc7f57eb82cd0c202261a392678b63fc119db54c625c969d42be13f2015b0c0d.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\@tzres.dll,-721 = "Central Pacific 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,-411 = "E. Africa Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-732 = "Fiji Standard Time" dc7f57eb82cd0c202261a392678b63fc119db54c625c969d42be13f2015b0c0d.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-331 = "E. Europe Daylight Time" dc7f57eb82cd0c202261a392678b63fc119db54c625c969d42be13f2015b0c0d.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,-201 = "US Mountain Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2162 = "Altai Standard Time" dc7f57eb82cd0c202261a392678b63fc119db54c625c969d42be13f2015b0c0d.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2321 = "Sakhalin Daylight Time" dc7f57eb82cd0c202261a392678b63fc119db54c625c969d42be13f2015b0c0d.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2752 = "Tomsk Standard Time" dc7f57eb82cd0c202261a392678b63fc119db54c625c969d42be13f2015b0c0d.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-241 = "Samoa Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-511 = "Central Asia Daylight Time" dc7f57eb82cd0c202261a392678b63fc119db54c625c969d42be13f2015b0c0d.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1041 = "Ulaanbaatar Daylight Time" dc7f57eb82cd0c202261a392678b63fc119db54c625c969d42be13f2015b0c0d.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1801 = "Line Islands Daylight Time" dc7f57eb82cd0c202261a392678b63fc119db54c625c969d42be13f2015b0c0d.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-382 = "South Africa Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2431 = "Cuba Daylight Time" dc7f57eb82cd0c202261a392678b63fc119db54c625c969d42be13f2015b0c0d.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-162 = "Central Standard Time" dc7f57eb82cd0c202261a392678b63fc119db54c625c969d42be13f2015b0c0d.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-211 = "Pacific Daylight Time" dc7f57eb82cd0c202261a392678b63fc119db54c625c969d42be13f2015b0c0d.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-662 = "Cen. Australia Standard Time" windefender.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,-72 = "Newfoundland 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" dc7f57eb82cd0c202261a392678b63fc119db54c625c969d42be13f2015b0c0d.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4576 powershell.exe 4576 powershell.exe 3760 dc7f57eb82cd0c202261a392678b63fc119db54c625c969d42be13f2015b0c0d.exe 3760 dc7f57eb82cd0c202261a392678b63fc119db54c625c969d42be13f2015b0c0d.exe 4512 powershell.exe 4512 powershell.exe 2288 dc7f57eb82cd0c202261a392678b63fc119db54c625c969d42be13f2015b0c0d.exe 2288 dc7f57eb82cd0c202261a392678b63fc119db54c625c969d42be13f2015b0c0d.exe 2288 dc7f57eb82cd0c202261a392678b63fc119db54c625c969d42be13f2015b0c0d.exe 2288 dc7f57eb82cd0c202261a392678b63fc119db54c625c969d42be13f2015b0c0d.exe 2288 dc7f57eb82cd0c202261a392678b63fc119db54c625c969d42be13f2015b0c0d.exe 2288 dc7f57eb82cd0c202261a392678b63fc119db54c625c969d42be13f2015b0c0d.exe 2288 dc7f57eb82cd0c202261a392678b63fc119db54c625c969d42be13f2015b0c0d.exe 2288 dc7f57eb82cd0c202261a392678b63fc119db54c625c969d42be13f2015b0c0d.exe 2288 dc7f57eb82cd0c202261a392678b63fc119db54c625c969d42be13f2015b0c0d.exe 2288 dc7f57eb82cd0c202261a392678b63fc119db54c625c969d42be13f2015b0c0d.exe 2280 powershell.exe 2280 powershell.exe 5032 powershell.exe 5032 powershell.exe 1068 powershell.exe 1068 powershell.exe 1520 powershell.exe 1520 powershell.exe 2208 powershell.exe 2208 powershell.exe 4160 injector.exe 4160 injector.exe 4160 injector.exe 4160 injector.exe 4160 injector.exe 4160 injector.exe 868 csrss.exe 868 csrss.exe 4160 injector.exe 4160 injector.exe 4160 injector.exe 4160 injector.exe 4160 injector.exe 4160 injector.exe 868 csrss.exe 868 csrss.exe 4160 injector.exe 4160 injector.exe 868 csrss.exe 868 csrss.exe 4160 injector.exe 4160 injector.exe 4160 injector.exe 4160 injector.exe 4160 injector.exe 4160 injector.exe 4160 injector.exe 4160 injector.exe 4160 injector.exe 4160 injector.exe 4160 injector.exe 4160 injector.exe 4160 injector.exe 4160 injector.exe 4160 injector.exe 4160 injector.exe 4160 injector.exe 4160 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 4576 powershell.exe Token: SeDebugPrivilege 3760 dc7f57eb82cd0c202261a392678b63fc119db54c625c969d42be13f2015b0c0d.exe Token: SeImpersonatePrivilege 3760 dc7f57eb82cd0c202261a392678b63fc119db54c625c969d42be13f2015b0c0d.exe Token: SeDebugPrivilege 4512 powershell.exe Token: SeDebugPrivilege 2280 powershell.exe Token: SeDebugPrivilege 5032 powershell.exe Token: SeDebugPrivilege 1068 powershell.exe Token: SeDebugPrivilege 1520 powershell.exe Token: SeDebugPrivilege 2208 powershell.exe Token: SeSystemEnvironmentPrivilege 868 csrss.exe Token: SeSecurityPrivilege 3320 sc.exe Token: SeSecurityPrivilege 3320 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 3760 wrote to memory of 4576 3760 dc7f57eb82cd0c202261a392678b63fc119db54c625c969d42be13f2015b0c0d.exe 82 PID 3760 wrote to memory of 4576 3760 dc7f57eb82cd0c202261a392678b63fc119db54c625c969d42be13f2015b0c0d.exe 82 PID 3760 wrote to memory of 4576 3760 dc7f57eb82cd0c202261a392678b63fc119db54c625c969d42be13f2015b0c0d.exe 82 PID 2288 wrote to memory of 4512 2288 dc7f57eb82cd0c202261a392678b63fc119db54c625c969d42be13f2015b0c0d.exe 88 PID 2288 wrote to memory of 4512 2288 dc7f57eb82cd0c202261a392678b63fc119db54c625c969d42be13f2015b0c0d.exe 88 PID 2288 wrote to memory of 4512 2288 dc7f57eb82cd0c202261a392678b63fc119db54c625c969d42be13f2015b0c0d.exe 88 PID 2288 wrote to memory of 3468 2288 dc7f57eb82cd0c202261a392678b63fc119db54c625c969d42be13f2015b0c0d.exe 90 PID 2288 wrote to memory of 3468 2288 dc7f57eb82cd0c202261a392678b63fc119db54c625c969d42be13f2015b0c0d.exe 90 PID 3468 wrote to memory of 2516 3468 cmd.exe 92 PID 3468 wrote to memory of 2516 3468 cmd.exe 92 PID 2288 wrote to memory of 2280 2288 dc7f57eb82cd0c202261a392678b63fc119db54c625c969d42be13f2015b0c0d.exe 93 PID 2288 wrote to memory of 2280 2288 dc7f57eb82cd0c202261a392678b63fc119db54c625c969d42be13f2015b0c0d.exe 93 PID 2288 wrote to memory of 2280 2288 dc7f57eb82cd0c202261a392678b63fc119db54c625c969d42be13f2015b0c0d.exe 93 PID 2288 wrote to memory of 5032 2288 dc7f57eb82cd0c202261a392678b63fc119db54c625c969d42be13f2015b0c0d.exe 95 PID 2288 wrote to memory of 5032 2288 dc7f57eb82cd0c202261a392678b63fc119db54c625c969d42be13f2015b0c0d.exe 95 PID 2288 wrote to memory of 5032 2288 dc7f57eb82cd0c202261a392678b63fc119db54c625c969d42be13f2015b0c0d.exe 95 PID 2288 wrote to memory of 868 2288 dc7f57eb82cd0c202261a392678b63fc119db54c625c969d42be13f2015b0c0d.exe 97 PID 2288 wrote to memory of 868 2288 dc7f57eb82cd0c202261a392678b63fc119db54c625c969d42be13f2015b0c0d.exe 97 PID 2288 wrote to memory of 868 2288 dc7f57eb82cd0c202261a392678b63fc119db54c625c969d42be13f2015b0c0d.exe 97 PID 868 wrote to memory of 1068 868 csrss.exe 98 PID 868 wrote to memory of 1068 868 csrss.exe 98 PID 868 wrote to memory of 1068 868 csrss.exe 98 PID 868 wrote to memory of 1520 868 csrss.exe 104 PID 868 wrote to memory of 1520 868 csrss.exe 104 PID 868 wrote to memory of 1520 868 csrss.exe 104 PID 868 wrote to memory of 2208 868 csrss.exe 106 PID 868 wrote to memory of 2208 868 csrss.exe 106 PID 868 wrote to memory of 2208 868 csrss.exe 106 PID 868 wrote to memory of 4160 868 csrss.exe 108 PID 868 wrote to memory of 4160 868 csrss.exe 108 PID 1488 wrote to memory of 3172 1488 windefender.exe 114 PID 1488 wrote to memory of 3172 1488 windefender.exe 114 PID 1488 wrote to memory of 3172 1488 windefender.exe 114 PID 3172 wrote to memory of 3320 3172 cmd.exe 115 PID 3172 wrote to memory of 3320 3172 cmd.exe 115 PID 3172 wrote to memory of 3320 3172 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\dc7f57eb82cd0c202261a392678b63fc119db54c625c969d42be13f2015b0c0d.exe"C:\Users\Admin\AppData\Local\Temp\dc7f57eb82cd0c202261a392678b63fc119db54c625c969d42be13f2015b0c0d.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3760 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4576
-
-
C:\Users\Admin\AppData\Local\Temp\dc7f57eb82cd0c202261a392678b63fc119db54c625c969d42be13f2015b0c0d.exe"C:\Users\Admin\AppData\Local\Temp\dc7f57eb82cd0c202261a392678b63fc119db54c625c969d42be13f2015b0c0d.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:2288 -
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:4512
-
-
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:3468 -
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:2516
-
-
-
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:2280
-
-
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:5032
-
-
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:868 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1068
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:1728
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:1036
-
-
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:1520
-
-
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:\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:4160
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:1920
-
-
C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1488 -
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:3172 -
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:3320
-
-
-
-
-
-
C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:3732
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
MD5527d377291dd4af018cbacbfbad26076
SHA175855c1d555927128605fccc452277847e7ae5d8
SHA256dea840d7ed15747eb82734bcc459377e9fbbd01b6c6422752fee9dae853753f1
SHA512b12a94ab107f3fcabf8204c27e4fbba2c5ce4dd2fb8f652bf8c3e82a62bc234afbf35c9b2f671b5c11f162bb6d3163ead98a7369a9d5e73499e147235326e05c
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD523fd4cce1c34c8b170bcea3be6862e9c
SHA1577cff99dc3f0d304f2c8652d0a8e34e046cdcc6
SHA2568c48ca06a8d9e125ecd27393d84562b1e0e40ff0b4f646b11736acb18232b2ef
SHA5124b63a04f31a68a5ec1bcff8194f503ab109d89901b5afaccfa15f1ad0ab7304712c4bc59e1a06822f5e3e357c1929f4855bc60e8ff5d07226654c149fb30d4e4
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5a70b79f9413b8558af0cc97454024084
SHA1b0d62eba7f4e2f29f31bbe604326b8fb85879f27
SHA2568cf07927827294fa971e3b7627610ef807d1579f462933fe8c71479abc5c564f
SHA51239b388e6bf87b24945638d8aeb4e45c4988d22a998616060d73a7666f685daf63c776bc7b71b7558a39b5a76e75780a850850e838b1ab26d31a68ac2f04caa06
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5d98a200fee69eb9484ea060bff6ff558
SHA14c3293686009c7f5dd12f89343408eb6926ee31e
SHA256a83ea17be4e55ee21a4a3cf21ff7c4d90b9380e7f623c9f021ed8baa92314faa
SHA51276a0a888afef0a2a4607a263cca3f4873f240d035f631a2ea513f144a6637fe2b14a53cafe5e2e52706455159aa23b9fca12ac83f6c6ac948f892697c219f744
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD57d524b75b0504552bf0c01e1e68993ad
SHA1bc03715c46af361793c95f586101d5c9dfe5b321
SHA25617aaa158b09803d45c400146be15038d6612bfc73553887a10be9d8453f3d588
SHA512b785451489d0b59e34e9311ff2b7b905565923ab8e1bb3761d7354676b1bcdd147e529180eeacecdc22272451a32368e8d3bc914940826f40b4a51e7a19a6c98
-
Filesize
4.1MB
MD58ab31d0941580f7d3260358186edace8
SHA14d6967f08b66c98d12d96158fb29d62b8b0e1318
SHA256dc7f57eb82cd0c202261a392678b63fc119db54c625c969d42be13f2015b0c0d
SHA51261c7fb4ed972511903754a72d18e465bd8bef0fa908079b4196681074c1820aae0357b5b014f7eaafd0af0a6e01dcbad664c29b169effd86b63b3d1aa230d27e
-
Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec