Analysis
-
max time kernel
150s -
max time network
145s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
27/03/2024, 20:51
Static task
static1
Behavioral task
behavioral1
Sample
6ccbffda64f71f6ff3a4dffdf757878f732bc38a43cad27771691fe3fb468cf6.exe
Resource
win10v2004-20240226-en
General
-
Target
6ccbffda64f71f6ff3a4dffdf757878f732bc38a43cad27771691fe3fb468cf6.exe
-
Size
4.1MB
-
MD5
fb2e63e54c5224e898418d333614ef28
-
SHA1
6423bf1be04af9e314a99bf6b2ad68c1cac5cf41
-
SHA256
6ccbffda64f71f6ff3a4dffdf757878f732bc38a43cad27771691fe3fb468cf6
-
SHA512
540359bd20532ad2b45541458265637889a199d7c1c3179c7f9f961af46678008a8b74a7114f4f02851b0a270d4f59ce958716ecd982be8b482fa3067cfa836f
-
SSDEEP
98304:TD1PaD4OzFDQaTHz09ic1t9yum0McI4Dd2PeCHqf0iD:31aDXzFbHzqtEu/w4DcPeBf0iD
Malware Config
Signatures
-
Glupteba payload 21 IoCs
resource yara_rule behavioral1/memory/4532-2-0x0000000003060000-0x000000000394B000-memory.dmp family_glupteba behavioral1/memory/4532-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4532-28-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4532-56-0x0000000003060000-0x000000000394B000-memory.dmp family_glupteba behavioral1/memory/3484-58-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4532-59-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3484-91-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3484-95-0x0000000002C80000-0x0000000003086000-memory.dmp family_glupteba behavioral1/memory/3484-108-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3484-137-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3484-186-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4880-220-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4880-258-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4880-269-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4880-273-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4880-277-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4880-281-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4880-285-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4880-289-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4880-293-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4880-297-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 3488 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 4880 csrss.exe 2956 injector.exe 4916 windefender.exe 2688 windefender.exe -
resource yara_rule behavioral1/files/0x0008000000023340-261.dat upx behavioral1/memory/4916-265-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2688-271-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2688-279-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 6ccbffda64f71f6ff3a4dffdf757878f732bc38a43cad27771691fe3fb468cf6.exe Set value (str) \REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\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 6ccbffda64f71f6ff3a4dffdf757878f732bc38a43cad27771691fe3fb468cf6.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss 6ccbffda64f71f6ff3a4dffdf757878f732bc38a43cad27771691fe3fb468cf6.exe File created C:\Windows\rss\csrss.exe 6ccbffda64f71f6ff3a4dffdf757878f732bc38a43cad27771691fe3fb468cf6.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 4012 sc.exe -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 3672 schtasks.exe 1488 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-91 = "Pacific SA Daylight Time" 6ccbffda64f71f6ff3a4dffdf757878f732bc38a43cad27771691fe3fb468cf6.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-435 = "Georgian Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-372 = "Jerusalem Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-742 = "New Zealand Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-2772 = "Omsk Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-3052 = "Qyzylorda Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-491 = "India Daylight Time" 6ccbffda64f71f6ff3a4dffdf757878f732bc38a43cad27771691fe3fb468cf6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-631 = "Tokyo Daylight Time" 6ccbffda64f71f6ff3a4dffdf757878f732bc38a43cad27771691fe3fb468cf6.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-442 = "Arabian Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-961 = "Paraguay Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-11 = "Azores Daylight Time" 6ccbffda64f71f6ff3a4dffdf757878f732bc38a43cad27771691fe3fb468cf6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-1472 = "Magadan Standard Time" 6ccbffda64f71f6ff3a4dffdf757878f732bc38a43cad27771691fe3fb468cf6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2411 = "Marquesas Daylight Time" 6ccbffda64f71f6ff3a4dffdf757878f732bc38a43cad27771691fe3fb468cf6.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-451 = "Caucasus Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-365 = "Middle East Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-192 = "Mountain Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-1501 = "Turkey Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2002 = "Cabo Verde Standard Time" 6ccbffda64f71f6ff3a4dffdf757878f732bc38a43cad27771691fe3fb468cf6.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-12 = "Azores Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-1722 = "Libya Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-572 = "China Standard Time" 6ccbffda64f71f6ff3a4dffdf757878f732bc38a43cad27771691fe3fb468cf6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-385 = "Namibia Standard Time" 6ccbffda64f71f6ff3a4dffdf757878f732bc38a43cad27771691fe3fb468cf6.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-105 = "Central Brazilian Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-631 = "Tokyo Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-222 = "Alaskan Standard Time" 6ccbffda64f71f6ff3a4dffdf757878f732bc38a43cad27771691fe3fb468cf6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-1841 = "Russia TZ 4 Daylight Time" 6ccbffda64f71f6ff3a4dffdf757878f732bc38a43cad27771691fe3fb468cf6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-982 = "Kamchatka Standard Time" 6ccbffda64f71f6ff3a4dffdf757878f732bc38a43cad27771691fe3fb468cf6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2841 = "Saratov Daylight Time" 6ccbffda64f71f6ff3a4dffdf757878f732bc38a43cad27771691fe3fb468cf6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-1861 = "Russia TZ 6 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-1041 = "Ulaanbaatar Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-104 = "Central Brazilian Daylight Time" 6ccbffda64f71f6ff3a4dffdf757878f732bc38a43cad27771691fe3fb468cf6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-531 = "Sri Lanka Daylight Time" 6ccbffda64f71f6ff3a4dffdf757878f732bc38a43cad27771691fe3fb468cf6.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-462 = "Afghanistan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-448 = "Azerbaijan Daylight Time" 6ccbffda64f71f6ff3a4dffdf757878f732bc38a43cad27771691fe3fb468cf6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-512 = "Central Asia Standard Time" 6ccbffda64f71f6ff3a4dffdf757878f732bc38a43cad27771691fe3fb468cf6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2342 = "Haiti Standard Time" 6ccbffda64f71f6ff3a4dffdf757878f732bc38a43cad27771691fe3fb468cf6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-132 = "US Eastern Standard Time" 6ccbffda64f71f6ff3a4dffdf757878f732bc38a43cad27771691fe3fb468cf6.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-42 = "E. South America Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-434 = "Georgian Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-932 = "Coordinated Universal Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-402 = "Arabic Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-181 = "Mountain Daylight Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2041 = "Eastern Daylight Time (Mexico)" 6ccbffda64f71f6ff3a4dffdf757878f732bc38a43cad27771691fe3fb468cf6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-352 = "FLE Standard Time" 6ccbffda64f71f6ff3a4dffdf757878f732bc38a43cad27771691fe3fb468cf6.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4068 powershell.exe 4068 powershell.exe 4068 powershell.exe 4532 6ccbffda64f71f6ff3a4dffdf757878f732bc38a43cad27771691fe3fb468cf6.exe 4532 6ccbffda64f71f6ff3a4dffdf757878f732bc38a43cad27771691fe3fb468cf6.exe 4252 powershell.exe 4252 powershell.exe 4252 powershell.exe 3484 6ccbffda64f71f6ff3a4dffdf757878f732bc38a43cad27771691fe3fb468cf6.exe 3484 6ccbffda64f71f6ff3a4dffdf757878f732bc38a43cad27771691fe3fb468cf6.exe 3484 6ccbffda64f71f6ff3a4dffdf757878f732bc38a43cad27771691fe3fb468cf6.exe 3484 6ccbffda64f71f6ff3a4dffdf757878f732bc38a43cad27771691fe3fb468cf6.exe 3484 6ccbffda64f71f6ff3a4dffdf757878f732bc38a43cad27771691fe3fb468cf6.exe 3484 6ccbffda64f71f6ff3a4dffdf757878f732bc38a43cad27771691fe3fb468cf6.exe 3484 6ccbffda64f71f6ff3a4dffdf757878f732bc38a43cad27771691fe3fb468cf6.exe 3484 6ccbffda64f71f6ff3a4dffdf757878f732bc38a43cad27771691fe3fb468cf6.exe 3484 6ccbffda64f71f6ff3a4dffdf757878f732bc38a43cad27771691fe3fb468cf6.exe 3484 6ccbffda64f71f6ff3a4dffdf757878f732bc38a43cad27771691fe3fb468cf6.exe 2444 powershell.exe 2444 powershell.exe 2444 powershell.exe 4124 powershell.exe 4124 powershell.exe 4124 powershell.exe 3792 powershell.exe 3792 powershell.exe 3792 powershell.exe 3044 powershell.exe 3044 powershell.exe 3044 powershell.exe 4052 powershell.exe 4052 powershell.exe 4052 powershell.exe 2956 injector.exe 2956 injector.exe 2956 injector.exe 2956 injector.exe 2956 injector.exe 2956 injector.exe 4880 csrss.exe 4880 csrss.exe 2956 injector.exe 2956 injector.exe 2956 injector.exe 2956 injector.exe 2956 injector.exe 2956 injector.exe 4880 csrss.exe 4880 csrss.exe 2956 injector.exe 2956 injector.exe 2956 injector.exe 2956 injector.exe 4880 csrss.exe 4880 csrss.exe 2956 injector.exe 2956 injector.exe 2956 injector.exe 2956 injector.exe 2956 injector.exe 2956 injector.exe 2956 injector.exe 2956 injector.exe 2956 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 4068 powershell.exe Token: SeDebugPrivilege 4532 6ccbffda64f71f6ff3a4dffdf757878f732bc38a43cad27771691fe3fb468cf6.exe Token: SeImpersonatePrivilege 4532 6ccbffda64f71f6ff3a4dffdf757878f732bc38a43cad27771691fe3fb468cf6.exe Token: SeDebugPrivilege 4252 powershell.exe Token: SeDebugPrivilege 2444 powershell.exe Token: SeDebugPrivilege 4124 powershell.exe Token: SeDebugPrivilege 3792 powershell.exe Token: SeDebugPrivilege 3044 powershell.exe Token: SeDebugPrivilege 4052 powershell.exe Token: SeSystemEnvironmentPrivilege 4880 csrss.exe Token: SeSecurityPrivilege 4012 sc.exe Token: SeSecurityPrivilege 4012 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 4532 wrote to memory of 4068 4532 6ccbffda64f71f6ff3a4dffdf757878f732bc38a43cad27771691fe3fb468cf6.exe 96 PID 4532 wrote to memory of 4068 4532 6ccbffda64f71f6ff3a4dffdf757878f732bc38a43cad27771691fe3fb468cf6.exe 96 PID 4532 wrote to memory of 4068 4532 6ccbffda64f71f6ff3a4dffdf757878f732bc38a43cad27771691fe3fb468cf6.exe 96 PID 3484 wrote to memory of 4252 3484 6ccbffda64f71f6ff3a4dffdf757878f732bc38a43cad27771691fe3fb468cf6.exe 105 PID 3484 wrote to memory of 4252 3484 6ccbffda64f71f6ff3a4dffdf757878f732bc38a43cad27771691fe3fb468cf6.exe 105 PID 3484 wrote to memory of 4252 3484 6ccbffda64f71f6ff3a4dffdf757878f732bc38a43cad27771691fe3fb468cf6.exe 105 PID 3484 wrote to memory of 1132 3484 6ccbffda64f71f6ff3a4dffdf757878f732bc38a43cad27771691fe3fb468cf6.exe 108 PID 3484 wrote to memory of 1132 3484 6ccbffda64f71f6ff3a4dffdf757878f732bc38a43cad27771691fe3fb468cf6.exe 108 PID 1132 wrote to memory of 3488 1132 cmd.exe 110 PID 1132 wrote to memory of 3488 1132 cmd.exe 110 PID 3484 wrote to memory of 2444 3484 6ccbffda64f71f6ff3a4dffdf757878f732bc38a43cad27771691fe3fb468cf6.exe 111 PID 3484 wrote to memory of 2444 3484 6ccbffda64f71f6ff3a4dffdf757878f732bc38a43cad27771691fe3fb468cf6.exe 111 PID 3484 wrote to memory of 2444 3484 6ccbffda64f71f6ff3a4dffdf757878f732bc38a43cad27771691fe3fb468cf6.exe 111 PID 3484 wrote to memory of 4124 3484 6ccbffda64f71f6ff3a4dffdf757878f732bc38a43cad27771691fe3fb468cf6.exe 114 PID 3484 wrote to memory of 4124 3484 6ccbffda64f71f6ff3a4dffdf757878f732bc38a43cad27771691fe3fb468cf6.exe 114 PID 3484 wrote to memory of 4124 3484 6ccbffda64f71f6ff3a4dffdf757878f732bc38a43cad27771691fe3fb468cf6.exe 114 PID 3484 wrote to memory of 4880 3484 6ccbffda64f71f6ff3a4dffdf757878f732bc38a43cad27771691fe3fb468cf6.exe 116 PID 3484 wrote to memory of 4880 3484 6ccbffda64f71f6ff3a4dffdf757878f732bc38a43cad27771691fe3fb468cf6.exe 116 PID 3484 wrote to memory of 4880 3484 6ccbffda64f71f6ff3a4dffdf757878f732bc38a43cad27771691fe3fb468cf6.exe 116 PID 4880 wrote to memory of 3792 4880 csrss.exe 117 PID 4880 wrote to memory of 3792 4880 csrss.exe 117 PID 4880 wrote to memory of 3792 4880 csrss.exe 117 PID 4880 wrote to memory of 3044 4880 csrss.exe 123 PID 4880 wrote to memory of 3044 4880 csrss.exe 123 PID 4880 wrote to memory of 3044 4880 csrss.exe 123 PID 4880 wrote to memory of 4052 4880 csrss.exe 126 PID 4880 wrote to memory of 4052 4880 csrss.exe 126 PID 4880 wrote to memory of 4052 4880 csrss.exe 126 PID 4880 wrote to memory of 2956 4880 csrss.exe 128 PID 4880 wrote to memory of 2956 4880 csrss.exe 128 PID 4916 wrote to memory of 232 4916 windefender.exe 134 PID 4916 wrote to memory of 232 4916 windefender.exe 134 PID 4916 wrote to memory of 232 4916 windefender.exe 134 PID 232 wrote to memory of 4012 232 cmd.exe 135 PID 232 wrote to memory of 4012 232 cmd.exe 135 PID 232 wrote to memory of 4012 232 cmd.exe 135 -
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\6ccbffda64f71f6ff3a4dffdf757878f732bc38a43cad27771691fe3fb468cf6.exe"C:\Users\Admin\AppData\Local\Temp\6ccbffda64f71f6ff3a4dffdf757878f732bc38a43cad27771691fe3fb468cf6.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4532 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4068
-
-
C:\Users\Admin\AppData\Local\Temp\6ccbffda64f71f6ff3a4dffdf757878f732bc38a43cad27771691fe3fb468cf6.exe"C:\Users\Admin\AppData\Local\Temp\6ccbffda64f71f6ff3a4dffdf757878f732bc38a43cad27771691fe3fb468cf6.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:3484 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4252
-
-
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:1132 -
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:3488
-
-
-
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2444
-
-
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4124
-
-
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:4880 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3792
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:1488
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:1496
-
-
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3044
-
-
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4052
-
-
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:2956
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:3672
-
-
C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4916 -
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:232 -
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:4012
-
-
-
-
-
-
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=1384 --field-trial-handle=2496,i,15897292497548307209,13920214570023230813,262144 --variations-seed-version /prefetch:81⤵PID:4908
-
C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:2688
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
MD565f9096aa4e98e58229527da9178e367
SHA1742feeb0da4145ab5554d15ea8e2f6dcb1b7fd5c
SHA256aca9ea35cedba2ed24dc9463d9fca7c32ace4ffb54e2c5cc13654bae1221bb5c
SHA5122834001c64c2ebc62fdb16ea0da50e4248df3489da0c1273f2ef21c06054c78f37a72ca3af08f84f4ec3b899290ca260ea8ef560a6b714ad460a6e3793b30ba7
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5202d1379fe794b703580e136de4294ad
SHA14420bdeb0acafe31e41bc0d3088784ba5415b30c
SHA2565622f2a72621c8552e0f53f8ab59d73e1c7bdd75fcc8da5de4f5ec3bec2a988a
SHA512805d7dc62e33967c628adfb8496d299680cf774578190d77f954cb62ee6ec4925a729f6c242b1f41c0e95963aeca3cb058282506d99175030370fecd7d6abc45
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5e7764e1ead81b478778398ef44d3a5cc
SHA143fa7fb6e0154cc30f6374efa9b055f1ddf73238
SHA256941c3913173b468a62f5865ace94045da11d83b8bdb0627dc24f71d502d1d7ed
SHA5121a41da3ddd1f6ce76d4265cdc8d741dc1dbee038981e180bfe8e7026859aa60ee2e54182f0701d77d6e68629bfd906a6cc22783ab8bc5fabc9b474f95bdf5c6e
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD54602e992e36d25a5b3a9a276b30dba3c
SHA1092a7b260e3bbe7c2f1760a5e567e6707f5ae468
SHA256d013e76ab4c798ab2d05013365b3bad3ffb5dd968c536b990f0cf4babd6eb99e
SHA512c6d8d290834d01fcdb21904f1b2369b86b1bc4768a8b048bb980ae6c6e599839319c499e4b5eb9153a2b9175df0eaaf47767a78c93069342aa9dd997ec92c64b
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5c571abbeb8bf9f45eecbe88a754b6732
SHA1abe320c29544e329b220791f95ccf0dbed9178f3
SHA256050b8dd80fdff4dbad9be0c6d23f788766f9480ddbaf01c72b0f04e5413fe873
SHA512803265722236fb7fbb49eed8fcd0365496a4b67d445b06c33bd4427f630f7effef65bddae3089c79338d274f9b60a3a5b592420f5c7c2e629fb4f3a48b3badeb
-
Filesize
4.1MB
MD5fb2e63e54c5224e898418d333614ef28
SHA16423bf1be04af9e314a99bf6b2ad68c1cac5cf41
SHA2566ccbffda64f71f6ff3a4dffdf757878f732bc38a43cad27771691fe3fb468cf6
SHA512540359bd20532ad2b45541458265637889a199d7c1c3179c7f9f961af46678008a8b74a7114f4f02851b0a270d4f59ce958716ecd982be8b482fa3067cfa836f
-
Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec