Analysis
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max time kernel
149s -
max time network
127s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
17-05-2024 23:48
Static task
static1
Behavioral task
behavioral1
Sample
d45bfb82e0a02b8e68bd0ea9dc62fe74959087346ae09d329d9e120961c90372.exe
Resource
win10v2004-20240508-en
General
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Target
d45bfb82e0a02b8e68bd0ea9dc62fe74959087346ae09d329d9e120961c90372.exe
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Size
4.1MB
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MD5
de2b765314032379ea393599285c4cc1
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SHA1
227a09fc69a27690e4069776e3ef15a6445bb475
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SHA256
d45bfb82e0a02b8e68bd0ea9dc62fe74959087346ae09d329d9e120961c90372
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SHA512
e886457f8e513cb919edec5176e1490495eff9265eead7782d42485f982cd60c218747db7ffea867555032d0c7610f862eda6aba84c83e20f94c0ed133d5babe
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SSDEEP
98304:ZqqJgO7W9SnF2QTYg7Hzo9TU2Df9e/pZ+O7BTR2yKUs:ZqqJgO7W9SnJ3gf8jHXKH
Malware Config
Signatures
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Glupteba payload 19 IoCs
resource yara_rule behavioral1/memory/3244-2-0x0000000004BB0000-0x000000000549B000-memory.dmp family_glupteba behavioral1/memory/3244-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3244-104-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/1832-131-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/3244-146-0x0000000004BB0000-0x000000000549B000-memory.dmp family_glupteba behavioral1/memory/3244-187-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3992-193-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/3992-202-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/3992-204-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/3992-207-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/3992-211-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/3992-214-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/3992-216-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/3992-219-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/3992-223-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/3992-226-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/3992-229-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/3992-231-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/3992-234-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 3112 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 3992 csrss.exe 3680 injector.exe 4652 windefender.exe 1472 windefender.exe -
resource yara_rule behavioral1/files/0x0009000000023450-197.dat upx behavioral1/memory/4652-198-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4652-201-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/1472-205-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/1472-210-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/1472-220-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" d45bfb82e0a02b8e68bd0ea9dc62fe74959087346ae09d329d9e120961c90372.exe Set value (str) \REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" csrss.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Manipulates WinMonFS driver. 1 IoCs
Roottkits write to WinMonFS to hide directories/files from being detected.
description ioc Process File opened for modification \??\WinMonFS csrss.exe -
Drops file in System32 directory 6 IoCs
description ioc Process File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe -
Checks for VirtualBox DLLs, possible anti-VM trick 1 TTPs 1 IoCs
Certain files are specific to VirtualBox VMs and can be used to detect execution in a VM.
description ioc Process File opened (read-only) \??\VBoxMiniRdrDN d45bfb82e0a02b8e68bd0ea9dc62fe74959087346ae09d329d9e120961c90372.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss d45bfb82e0a02b8e68bd0ea9dc62fe74959087346ae09d329d9e120961c90372.exe File created C:\Windows\rss\csrss.exe d45bfb82e0a02b8e68bd0ea9dc62fe74959087346ae09d329d9e120961c90372.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 1640 sc.exe -
pid Process 3876 powershell.exe 2180 powershell.exe 2528 powershell.exe 2580 powershell.exe 5116 powershell.exe 4288 powershell.exe 684 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 100 schtasks.exe 1908 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,-2162 = "Altai Standard Time" d45bfb82e0a02b8e68bd0ea9dc62fe74959087346ae09d329d9e120961c90372.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-671 = "AUS Eastern Daylight Time" d45bfb82e0a02b8e68bd0ea9dc62fe74959087346ae09d329d9e120961c90372.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-172 = "Central Standard Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-291 = "Central European Daylight Time" d45bfb82e0a02b8e68bd0ea9dc62fe74959087346ae09d329d9e120961c90372.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2592 = "Tocantins Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-411 = "E. Africa Daylight Time" d45bfb82e0a02b8e68bd0ea9dc62fe74959087346ae09d329d9e120961c90372.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1861 = "Russia TZ 6 Daylight Time" d45bfb82e0a02b8e68bd0ea9dc62fe74959087346ae09d329d9e120961c90372.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1041 = "Ulaanbaatar Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-962 = "Paraguay Standard Time" d45bfb82e0a02b8e68bd0ea9dc62fe74959087346ae09d329d9e120961c90372.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-302 = "Romance Standard Time" d45bfb82e0a02b8e68bd0ea9dc62fe74959087346ae09d329d9e120961c90372.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-832 = "SA Eastern Standard Time" d45bfb82e0a02b8e68bd0ea9dc62fe74959087346ae09d329d9e120961c90372.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-241 = "Samoa Daylight Time" d45bfb82e0a02b8e68bd0ea9dc62fe74959087346ae09d329d9e120961c90372.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2142 = "Transbaikal Standard Time" d45bfb82e0a02b8e68bd0ea9dc62fe74959087346ae09d329d9e120961c90372.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,-2841 = "Saratov Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-662 = "Cen. Australia Standard Time" d45bfb82e0a02b8e68bd0ea9dc62fe74959087346ae09d329d9e120961c90372.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-682 = "E. Australia Standard Time" d45bfb82e0a02b8e68bd0ea9dc62fe74959087346ae09d329d9e120961c90372.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-92 = "Pacific SA Standard Time" d45bfb82e0a02b8e68bd0ea9dc62fe74959087346ae09d329d9e120961c90372.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,-841 = "Argentina 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,-181 = "Mountain Daylight Time (Mexico)" d45bfb82e0a02b8e68bd0ea9dc62fe74959087346ae09d329d9e120961c90372.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2001 = "Cabo Verde Daylight Time" d45bfb82e0a02b8e68bd0ea9dc62fe74959087346ae09d329d9e120961c90372.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-572 = "China Standard Time" d45bfb82e0a02b8e68bd0ea9dc62fe74959087346ae09d329d9e120961c90372.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,-1472 = "Magadan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-391 = "Arab Daylight Time" d45bfb82e0a02b8e68bd0ea9dc62fe74959087346ae09d329d9e120961c90372.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-981 = "Kamchatka Daylight Time" d45bfb82e0a02b8e68bd0ea9dc62fe74959087346ae09d329d9e120961c90372.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-104 = "Central Brazilian Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-872 = "Pakistan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1832 = "Russia TZ 2 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2842 = "Saratov Standard 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" d45bfb82e0a02b8e68bd0ea9dc62fe74959087346ae09d329d9e120961c90372.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 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,-112 = "Eastern Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-214 = "Pacific Daylight Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-251 = "Dateline Daylight Time" d45bfb82e0a02b8e68bd0ea9dc62fe74959087346ae09d329d9e120961c90372.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1502 = "Turkey Standard Time" d45bfb82e0a02b8e68bd0ea9dc62fe74959087346ae09d329d9e120961c90372.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs powershell.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\C:\Windows\system32\,@tzres.dll,-332 = "E. Europe Standard Time" d45bfb82e0a02b8e68bd0ea9dc62fe74959087346ae09d329d9e120961c90372.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-132 = "US Eastern Standard Time" d45bfb82e0a02b8e68bd0ea9dc62fe74959087346ae09d329d9e120961c90372.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-391 = "Arab Daylight Time" windefender.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,-1861 = "Russia TZ 6 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-51 = "Greenland Daylight Time" d45bfb82e0a02b8e68bd0ea9dc62fe74959087346ae09d329d9e120961c90372.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-384 = "Namibia 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\@tzres.dll,-2772 = "Omsk Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2512 = "Lord Howe Standard Time" d45bfb82e0a02b8e68bd0ea9dc62fe74959087346ae09d329d9e120961c90372.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2771 = "Omsk Daylight Time" d45bfb82e0a02b8e68bd0ea9dc62fe74959087346ae09d329d9e120961c90372.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 684 powershell.exe 684 powershell.exe 3244 d45bfb82e0a02b8e68bd0ea9dc62fe74959087346ae09d329d9e120961c90372.exe 3244 d45bfb82e0a02b8e68bd0ea9dc62fe74959087346ae09d329d9e120961c90372.exe 3876 powershell.exe 3876 powershell.exe 1832 d45bfb82e0a02b8e68bd0ea9dc62fe74959087346ae09d329d9e120961c90372.exe 1832 d45bfb82e0a02b8e68bd0ea9dc62fe74959087346ae09d329d9e120961c90372.exe 1832 d45bfb82e0a02b8e68bd0ea9dc62fe74959087346ae09d329d9e120961c90372.exe 1832 d45bfb82e0a02b8e68bd0ea9dc62fe74959087346ae09d329d9e120961c90372.exe 1832 d45bfb82e0a02b8e68bd0ea9dc62fe74959087346ae09d329d9e120961c90372.exe 1832 d45bfb82e0a02b8e68bd0ea9dc62fe74959087346ae09d329d9e120961c90372.exe 1832 d45bfb82e0a02b8e68bd0ea9dc62fe74959087346ae09d329d9e120961c90372.exe 1832 d45bfb82e0a02b8e68bd0ea9dc62fe74959087346ae09d329d9e120961c90372.exe 1832 d45bfb82e0a02b8e68bd0ea9dc62fe74959087346ae09d329d9e120961c90372.exe 1832 d45bfb82e0a02b8e68bd0ea9dc62fe74959087346ae09d329d9e120961c90372.exe 2180 powershell.exe 2180 powershell.exe 2180 powershell.exe 2528 powershell.exe 2528 powershell.exe 2528 powershell.exe 2580 powershell.exe 2580 powershell.exe 5116 powershell.exe 5116 powershell.exe 3680 injector.exe 3680 injector.exe 3680 injector.exe 3680 injector.exe 3680 injector.exe 3680 injector.exe 3680 injector.exe 3680 injector.exe 3992 csrss.exe 3992 csrss.exe 3680 injector.exe 3680 injector.exe 3680 injector.exe 3680 injector.exe 3992 csrss.exe 3992 csrss.exe 3680 injector.exe 3680 injector.exe 3992 csrss.exe 3992 csrss.exe 3680 injector.exe 3680 injector.exe 3680 injector.exe 3680 injector.exe 3680 injector.exe 3680 injector.exe 3680 injector.exe 3680 injector.exe 3680 injector.exe 3680 injector.exe 3680 injector.exe 3680 injector.exe 3680 injector.exe 3680 injector.exe 3680 injector.exe 3680 injector.exe 3680 injector.exe 3680 injector.exe -
Suspicious use of AdjustPrivilegeToken 11 IoCs
description pid Process Token: SeDebugPrivilege 684 powershell.exe Token: SeDebugPrivilege 3244 d45bfb82e0a02b8e68bd0ea9dc62fe74959087346ae09d329d9e120961c90372.exe Token: SeImpersonatePrivilege 3244 d45bfb82e0a02b8e68bd0ea9dc62fe74959087346ae09d329d9e120961c90372.exe Token: SeDebugPrivilege 3876 powershell.exe Token: SeDebugPrivilege 2180 powershell.exe Token: SeDebugPrivilege 2528 powershell.exe Token: SeDebugPrivilege 2580 powershell.exe Token: SeDebugPrivilege 5116 powershell.exe Token: SeSystemEnvironmentPrivilege 3992 csrss.exe Token: SeSecurityPrivilege 1640 sc.exe Token: SeSecurityPrivilege 1640 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 3244 wrote to memory of 684 3244 d45bfb82e0a02b8e68bd0ea9dc62fe74959087346ae09d329d9e120961c90372.exe 83 PID 3244 wrote to memory of 684 3244 d45bfb82e0a02b8e68bd0ea9dc62fe74959087346ae09d329d9e120961c90372.exe 83 PID 3244 wrote to memory of 684 3244 d45bfb82e0a02b8e68bd0ea9dc62fe74959087346ae09d329d9e120961c90372.exe 83 PID 1832 wrote to memory of 3876 1832 d45bfb82e0a02b8e68bd0ea9dc62fe74959087346ae09d329d9e120961c90372.exe 94 PID 1832 wrote to memory of 3876 1832 d45bfb82e0a02b8e68bd0ea9dc62fe74959087346ae09d329d9e120961c90372.exe 94 PID 1832 wrote to memory of 3876 1832 d45bfb82e0a02b8e68bd0ea9dc62fe74959087346ae09d329d9e120961c90372.exe 94 PID 1832 wrote to memory of 1572 1832 d45bfb82e0a02b8e68bd0ea9dc62fe74959087346ae09d329d9e120961c90372.exe 98 PID 1832 wrote to memory of 1572 1832 d45bfb82e0a02b8e68bd0ea9dc62fe74959087346ae09d329d9e120961c90372.exe 98 PID 1572 wrote to memory of 3112 1572 cmd.exe 100 PID 1572 wrote to memory of 3112 1572 cmd.exe 100 PID 1832 wrote to memory of 2180 1832 d45bfb82e0a02b8e68bd0ea9dc62fe74959087346ae09d329d9e120961c90372.exe 101 PID 1832 wrote to memory of 2180 1832 d45bfb82e0a02b8e68bd0ea9dc62fe74959087346ae09d329d9e120961c90372.exe 101 PID 1832 wrote to memory of 2180 1832 d45bfb82e0a02b8e68bd0ea9dc62fe74959087346ae09d329d9e120961c90372.exe 101 PID 1832 wrote to memory of 2528 1832 d45bfb82e0a02b8e68bd0ea9dc62fe74959087346ae09d329d9e120961c90372.exe 105 PID 1832 wrote to memory of 2528 1832 d45bfb82e0a02b8e68bd0ea9dc62fe74959087346ae09d329d9e120961c90372.exe 105 PID 1832 wrote to memory of 2528 1832 d45bfb82e0a02b8e68bd0ea9dc62fe74959087346ae09d329d9e120961c90372.exe 105 PID 1832 wrote to memory of 3992 1832 d45bfb82e0a02b8e68bd0ea9dc62fe74959087346ae09d329d9e120961c90372.exe 107 PID 1832 wrote to memory of 3992 1832 d45bfb82e0a02b8e68bd0ea9dc62fe74959087346ae09d329d9e120961c90372.exe 107 PID 1832 wrote to memory of 3992 1832 d45bfb82e0a02b8e68bd0ea9dc62fe74959087346ae09d329d9e120961c90372.exe 107 PID 3992 wrote to memory of 2580 3992 csrss.exe 108 PID 3992 wrote to memory of 2580 3992 csrss.exe 108 PID 3992 wrote to memory of 2580 3992 csrss.exe 108 PID 3992 wrote to memory of 5116 3992 csrss.exe 113 PID 3992 wrote to memory of 5116 3992 csrss.exe 113 PID 3992 wrote to memory of 5116 3992 csrss.exe 113 PID 3992 wrote to memory of 4288 3992 csrss.exe 116 PID 3992 wrote to memory of 4288 3992 csrss.exe 116 PID 3992 wrote to memory of 4288 3992 csrss.exe 116 PID 3992 wrote to memory of 3680 3992 csrss.exe 118 PID 3992 wrote to memory of 3680 3992 csrss.exe 118 PID 4652 wrote to memory of 4500 4652 windefender.exe 125 PID 4652 wrote to memory of 4500 4652 windefender.exe 125 PID 4652 wrote to memory of 4500 4652 windefender.exe 125 PID 4500 wrote to memory of 1640 4500 cmd.exe 126 PID 4500 wrote to memory of 1640 4500 cmd.exe 126 PID 4500 wrote to memory of 1640 4500 cmd.exe 126 -
Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
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C:\Users\Admin\AppData\Local\Temp\d45bfb82e0a02b8e68bd0ea9dc62fe74959087346ae09d329d9e120961c90372.exe"C:\Users\Admin\AppData\Local\Temp\d45bfb82e0a02b8e68bd0ea9dc62fe74959087346ae09d329d9e120961c90372.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3244 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:684
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C:\Users\Admin\AppData\Local\Temp\d45bfb82e0a02b8e68bd0ea9dc62fe74959087346ae09d329d9e120961c90372.exe"C:\Users\Admin\AppData\Local\Temp\d45bfb82e0a02b8e68bd0ea9dc62fe74959087346ae09d329d9e120961c90372.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:1832 -
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:3876
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C:\Windows\system32\cmd.exeC:\Windows\Sysnative\cmd.exe /C "netsh advfirewall firewall add rule name="csrss" dir=in action=allow program="C:\Windows\rss\csrss.exe" enable=yes"3⤵
- Suspicious use of WriteProcessMemory
PID:1572 -
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:3112
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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:2180
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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:2528
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C:\Windows\rss\csrss.exeC:\Windows\rss\csrss.exe3⤵
- Executes dropped EXE
- Adds Run key to start application
- Manipulates WinMonFS driver.
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3992 -
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:2580
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C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:100
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:212
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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:5116
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
PID:4288
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C:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exeC:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exe taskmgr.exe C:\Users\Admin\AppData\Local\Temp\csrss\injector\NtQuerySystemInformationHook.dll4⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
PID:3680
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C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:1908
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4652 -
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:4500 -
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:1640
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:1472
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
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Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
281KB
MD5d98e33b66343e7c96158444127a117f6
SHA1bb716c5509a2bf345c6c1152f6e3e1452d39d50d
SHA2565de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1
SHA512705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
Filesize2KB
MD5968cb9309758126772781b83adb8a28f
SHA18da30e71accf186b2ba11da1797cf67f8f78b47c
SHA25692099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a
SHA5124bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5552c26857b6c960ddb2df86687815f94
SHA1377082f04dcf31b76a2f4beca21a90a2658b875b
SHA256d4dc9d0b2f5225466344735f048d1db0d6217ac68cdf76d97c31d5cba3a36955
SHA512ea77868dd71b1c9d1cdb26a67988eb8d8f5be8c50c0fb9d411a949ae8df67c2cc0e0c70f2dcaa8ee95d8c361e54b51b936bdf829175b34e24fd17cffe6ea5a20
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5b201025a3e86017a6e6037d3eeb045f4
SHA1e1677546cb4dafaf752adbfb313d4ed88993952c
SHA256be71dce2d2e6a8bb21231bd831761cb0d38a1eec9e6812a471b57fa2058ba132
SHA51285356c4487a14edd82e9120fc08faae2bc3a2923bd5f307bce28cb85fb6b4cba23ac984d7baa07f7f5a10016b8d0c5143f715a619fac62da02adbf26a096d71d
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5eed0bba97979ea7d5d5b9eceae7e0441
SHA16864e476adf7a8ff221c11080a58f8dccbef729b
SHA2568f284178a862d0c826b8e1212f696705c5c8b0ef894bb77d2ebcf05ae652d001
SHA5124d984b44dac4e80789d25e4216d62575ca296cb45fe71bb6e8f1cf39b51567285575f473311f0def58ec4059b860cec94053a11b6838592928070f52a004bb0a
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD52d9631f1cdd15ebf094f32aa66f57d4d
SHA13befccb26b114445c283c666ed12564ffcae6098
SHA256bf0af391acea015dabed5223e2973d65b3d8fe14d63458ae5aad11881558055a
SHA512ffab344d2fd87ec0eb64178b266ba51049d8aec4a172840a1ef8c9c1b1b0ed070272ddae68eec14eb57dc4af60548a58458ecbd7cc2b873dba9da41a42fa2952
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Filesize
4.1MB
MD5de2b765314032379ea393599285c4cc1
SHA1227a09fc69a27690e4069776e3ef15a6445bb475
SHA256d45bfb82e0a02b8e68bd0ea9dc62fe74959087346ae09d329d9e120961c90372
SHA512e886457f8e513cb919edec5176e1490495eff9265eead7782d42485f982cd60c218747db7ffea867555032d0c7610f862eda6aba84c83e20f94c0ed133d5babe
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec