Analysis
-
max time kernel
150s -
max time network
129s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
18-05-2024 11:39
Static task
static1
Behavioral task
behavioral1
Sample
03dd2f43a2a8e8cd7f47f35df68cbfa3bc51e7fecbeeee5f73d430dceafc0d34.exe
Resource
win10v2004-20240508-en
General
-
Target
03dd2f43a2a8e8cd7f47f35df68cbfa3bc51e7fecbeeee5f73d430dceafc0d34.exe
-
Size
4.1MB
-
MD5
2a82ce75ca1c05a68a68b8fb61b013ab
-
SHA1
9975db162f24f5c5fdd8dcebf37ef285265c8dda
-
SHA256
03dd2f43a2a8e8cd7f47f35df68cbfa3bc51e7fecbeeee5f73d430dceafc0d34
-
SHA512
599bd1cda02a50854243b098a9c094a8a49b7d6e452938c2ee85a6dfdf66c9dc6b17831f503266effd07a06a9fcb8ef2eef91aa6882ee7366d5df401d958fe3b
-
SSDEEP
98304:gZ9bi3QNEOtUId2petU9sYIhWVMAA4+Hj:J303UIApyYIhWVME+
Malware Config
Signatures
-
Glupteba payload 19 IoCs
resource yara_rule behavioral1/memory/224-2-0x0000000004CF0000-0x00000000055DB000-memory.dmp family_glupteba behavioral1/memory/224-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/224-104-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/224-129-0x0000000004CF0000-0x00000000055DB000-memory.dmp family_glupteba behavioral1/memory/512-133-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/224-208-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/5112-214-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/5112-225-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/5112-227-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/5112-230-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/5112-234-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/5112-237-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/5112-239-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/5112-242-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/5112-246-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/5112-249-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/5112-251-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/5112-254-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/5112-258-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 4688 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 5112 csrss.exe 4840 injector.exe 4568 windefender.exe 1772 windefender.exe -
resource yara_rule behavioral1/files/0x00070000000235bb-219.dat upx behavioral1/memory/4568-220-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4568-224-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/1772-228-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/1772-233-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/1772-243-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" csrss.exe Set value (str) \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 03dd2f43a2a8e8cd7f47f35df68cbfa3bc51e7fecbeeee5f73d430dceafc0d34.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 03dd2f43a2a8e8cd7f47f35df68cbfa3bc51e7fecbeeee5f73d430dceafc0d34.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss 03dd2f43a2a8e8cd7f47f35df68cbfa3bc51e7fecbeeee5f73d430dceafc0d34.exe File created C:\Windows\rss\csrss.exe 03dd2f43a2a8e8cd7f47f35df68cbfa3bc51e7fecbeeee5f73d430dceafc0d34.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 1004 sc.exe -
pid Process 3784 powershell.exe 2200 powershell.exe 3272 powershell.exe 4644 powershell.exe 744 powershell.exe 4252 powershell.exe 4452 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 5092 schtasks.exe 464 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,-841 = "Argentina Daylight Time" 03dd2f43a2a8e8cd7f47f35df68cbfa3bc51e7fecbeeee5f73d430dceafc0d34.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-51 = "Greenland Daylight Time" 03dd2f43a2a8e8cd7f47f35df68cbfa3bc51e7fecbeeee5f73d430dceafc0d34.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1912 = "Russia TZ 10 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-631 = "Tokyo Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-81 = "Atlantic Daylight Time" 03dd2f43a2a8e8cd7f47f35df68cbfa3bc51e7fecbeeee5f73d430dceafc0d34.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-334 = "Jordan Daylight Time" 03dd2f43a2a8e8cd7f47f35df68cbfa3bc51e7fecbeeee5f73d430dceafc0d34.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2061 = "North Korea Daylight Time" 03dd2f43a2a8e8cd7f47f35df68cbfa3bc51e7fecbeeee5f73d430dceafc0d34.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,-1721 = "Libya Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-562 = "SE Asia Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1802 = "Line Islands Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-111 = "Eastern Daylight Time" 03dd2f43a2a8e8cd7f47f35df68cbfa3bc51e7fecbeeee5f73d430dceafc0d34.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-631 = "Tokyo Daylight Time" 03dd2f43a2a8e8cd7f47f35df68cbfa3bc51e7fecbeeee5f73d430dceafc0d34.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-651 = "AUS Central Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-332 = "E. Europe Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-52 = "Greenland Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-51 = "Greenland Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-502 = "Nepal 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,-2941 = "Sao Tome Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-364 = "Middle East Daylight Time" 03dd2f43a2a8e8cd7f47f35df68cbfa3bc51e7fecbeeee5f73d430dceafc0d34.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1971 = "Belarus Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1801 = "Line Islands Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2592 = "Tocantins Standard Time" 03dd2f43a2a8e8cd7f47f35df68cbfa3bc51e7fecbeeee5f73d430dceafc0d34.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1931 = "Russia TZ 11 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-592 = "Malay Peninsula Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-691 = "Tasmania Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1722 = "Libya Standard Time" 03dd2f43a2a8e8cd7f47f35df68cbfa3bc51e7fecbeeee5f73d430dceafc0d34.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-541 = "Myanmar Daylight Time" 03dd2f43a2a8e8cd7f47f35df68cbfa3bc51e7fecbeeee5f73d430dceafc0d34.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-82 = "Atlantic Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-561 = "SE Asia Daylight 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" 03dd2f43a2a8e8cd7f47f35df68cbfa3bc51e7fecbeeee5f73d430dceafc0d34.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-12 = "Azores Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-832 = "SA Eastern Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-931 = "Coordinated Universal Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-671 = "AUS Eastern Daylight Time" 03dd2f43a2a8e8cd7f47f35df68cbfa3bc51e7fecbeeee5f73d430dceafc0d34.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-301 = "Romance Daylight Time" 03dd2f43a2a8e8cd7f47f35df68cbfa3bc51e7fecbeeee5f73d430dceafc0d34.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1502 = "Turkey Standard Time" 03dd2f43a2a8e8cd7f47f35df68cbfa3bc51e7fecbeeee5f73d430dceafc0d34.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-682 = "E. Australia Standard Time" windefender.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,-162 = "Central Standard Time" windefender.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,-2452 = "Saint Pierre Standard Time" 03dd2f43a2a8e8cd7f47f35df68cbfa3bc51e7fecbeeee5f73d430dceafc0d34.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1042 = "Ulaanbaatar Standard Time" 03dd2f43a2a8e8cd7f47f35df68cbfa3bc51e7fecbeeee5f73d430dceafc0d34.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2142 = "Transbaikal Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-301 = "Romance Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1662 = "Bahia Standard Time" 03dd2f43a2a8e8cd7f47f35df68cbfa3bc51e7fecbeeee5f73d430dceafc0d34.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-732 = "Fiji Standard Time" 03dd2f43a2a8e8cd7f47f35df68cbfa3bc51e7fecbeeee5f73d430dceafc0d34.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2871 = "Magallanes Daylight Time" 03dd2f43a2a8e8cd7f47f35df68cbfa3bc51e7fecbeeee5f73d430dceafc0d34.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-891 = "Morocco Daylight Time" 03dd2f43a2a8e8cd7f47f35df68cbfa3bc51e7fecbeeee5f73d430dceafc0d34.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4452 powershell.exe 4452 powershell.exe 4452 powershell.exe 224 03dd2f43a2a8e8cd7f47f35df68cbfa3bc51e7fecbeeee5f73d430dceafc0d34.exe 224 03dd2f43a2a8e8cd7f47f35df68cbfa3bc51e7fecbeeee5f73d430dceafc0d34.exe 3784 powershell.exe 3784 powershell.exe 3784 powershell.exe 512 03dd2f43a2a8e8cd7f47f35df68cbfa3bc51e7fecbeeee5f73d430dceafc0d34.exe 512 03dd2f43a2a8e8cd7f47f35df68cbfa3bc51e7fecbeeee5f73d430dceafc0d34.exe 512 03dd2f43a2a8e8cd7f47f35df68cbfa3bc51e7fecbeeee5f73d430dceafc0d34.exe 512 03dd2f43a2a8e8cd7f47f35df68cbfa3bc51e7fecbeeee5f73d430dceafc0d34.exe 512 03dd2f43a2a8e8cd7f47f35df68cbfa3bc51e7fecbeeee5f73d430dceafc0d34.exe 512 03dd2f43a2a8e8cd7f47f35df68cbfa3bc51e7fecbeeee5f73d430dceafc0d34.exe 512 03dd2f43a2a8e8cd7f47f35df68cbfa3bc51e7fecbeeee5f73d430dceafc0d34.exe 512 03dd2f43a2a8e8cd7f47f35df68cbfa3bc51e7fecbeeee5f73d430dceafc0d34.exe 512 03dd2f43a2a8e8cd7f47f35df68cbfa3bc51e7fecbeeee5f73d430dceafc0d34.exe 512 03dd2f43a2a8e8cd7f47f35df68cbfa3bc51e7fecbeeee5f73d430dceafc0d34.exe 2200 powershell.exe 2200 powershell.exe 2200 powershell.exe 3272 powershell.exe 3272 powershell.exe 3272 powershell.exe 4644 powershell.exe 4644 powershell.exe 4644 powershell.exe 744 powershell.exe 744 powershell.exe 744 powershell.exe 4252 powershell.exe 4252 powershell.exe 4252 powershell.exe 4840 injector.exe 4840 injector.exe 4840 injector.exe 4840 injector.exe 4840 injector.exe 4840 injector.exe 5112 csrss.exe 5112 csrss.exe 4840 injector.exe 4840 injector.exe 4840 injector.exe 4840 injector.exe 4840 injector.exe 4840 injector.exe 5112 csrss.exe 5112 csrss.exe 4840 injector.exe 4840 injector.exe 5112 csrss.exe 5112 csrss.exe 4840 injector.exe 4840 injector.exe 4840 injector.exe 4840 injector.exe 4840 injector.exe 4840 injector.exe 4840 injector.exe 4840 injector.exe 4840 injector.exe 4840 injector.exe 4840 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 4452 powershell.exe Token: SeDebugPrivilege 224 03dd2f43a2a8e8cd7f47f35df68cbfa3bc51e7fecbeeee5f73d430dceafc0d34.exe Token: SeImpersonatePrivilege 224 03dd2f43a2a8e8cd7f47f35df68cbfa3bc51e7fecbeeee5f73d430dceafc0d34.exe Token: SeDebugPrivilege 3784 powershell.exe Token: SeDebugPrivilege 2200 powershell.exe Token: SeDebugPrivilege 3272 powershell.exe Token: SeDebugPrivilege 4644 powershell.exe Token: SeDebugPrivilege 744 powershell.exe Token: SeDebugPrivilege 4252 powershell.exe Token: SeSystemEnvironmentPrivilege 5112 csrss.exe Token: SeSecurityPrivilege 1004 sc.exe Token: SeSecurityPrivilege 1004 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 224 wrote to memory of 4452 224 03dd2f43a2a8e8cd7f47f35df68cbfa3bc51e7fecbeeee5f73d430dceafc0d34.exe 92 PID 224 wrote to memory of 4452 224 03dd2f43a2a8e8cd7f47f35df68cbfa3bc51e7fecbeeee5f73d430dceafc0d34.exe 92 PID 224 wrote to memory of 4452 224 03dd2f43a2a8e8cd7f47f35df68cbfa3bc51e7fecbeeee5f73d430dceafc0d34.exe 92 PID 512 wrote to memory of 3784 512 03dd2f43a2a8e8cd7f47f35df68cbfa3bc51e7fecbeeee5f73d430dceafc0d34.exe 105 PID 512 wrote to memory of 3784 512 03dd2f43a2a8e8cd7f47f35df68cbfa3bc51e7fecbeeee5f73d430dceafc0d34.exe 105 PID 512 wrote to memory of 3784 512 03dd2f43a2a8e8cd7f47f35df68cbfa3bc51e7fecbeeee5f73d430dceafc0d34.exe 105 PID 512 wrote to memory of 1104 512 03dd2f43a2a8e8cd7f47f35df68cbfa3bc51e7fecbeeee5f73d430dceafc0d34.exe 108 PID 512 wrote to memory of 1104 512 03dd2f43a2a8e8cd7f47f35df68cbfa3bc51e7fecbeeee5f73d430dceafc0d34.exe 108 PID 1104 wrote to memory of 4688 1104 cmd.exe 110 PID 1104 wrote to memory of 4688 1104 cmd.exe 110 PID 512 wrote to memory of 2200 512 03dd2f43a2a8e8cd7f47f35df68cbfa3bc51e7fecbeeee5f73d430dceafc0d34.exe 112 PID 512 wrote to memory of 2200 512 03dd2f43a2a8e8cd7f47f35df68cbfa3bc51e7fecbeeee5f73d430dceafc0d34.exe 112 PID 512 wrote to memory of 2200 512 03dd2f43a2a8e8cd7f47f35df68cbfa3bc51e7fecbeeee5f73d430dceafc0d34.exe 112 PID 512 wrote to memory of 3272 512 03dd2f43a2a8e8cd7f47f35df68cbfa3bc51e7fecbeeee5f73d430dceafc0d34.exe 115 PID 512 wrote to memory of 3272 512 03dd2f43a2a8e8cd7f47f35df68cbfa3bc51e7fecbeeee5f73d430dceafc0d34.exe 115 PID 512 wrote to memory of 3272 512 03dd2f43a2a8e8cd7f47f35df68cbfa3bc51e7fecbeeee5f73d430dceafc0d34.exe 115 PID 512 wrote to memory of 5112 512 03dd2f43a2a8e8cd7f47f35df68cbfa3bc51e7fecbeeee5f73d430dceafc0d34.exe 117 PID 512 wrote to memory of 5112 512 03dd2f43a2a8e8cd7f47f35df68cbfa3bc51e7fecbeeee5f73d430dceafc0d34.exe 117 PID 512 wrote to memory of 5112 512 03dd2f43a2a8e8cd7f47f35df68cbfa3bc51e7fecbeeee5f73d430dceafc0d34.exe 117 PID 5112 wrote to memory of 4644 5112 csrss.exe 118 PID 5112 wrote to memory of 4644 5112 csrss.exe 118 PID 5112 wrote to memory of 4644 5112 csrss.exe 118 PID 5112 wrote to memory of 744 5112 csrss.exe 124 PID 5112 wrote to memory of 744 5112 csrss.exe 124 PID 5112 wrote to memory of 744 5112 csrss.exe 124 PID 5112 wrote to memory of 4252 5112 csrss.exe 126 PID 5112 wrote to memory of 4252 5112 csrss.exe 126 PID 5112 wrote to memory of 4252 5112 csrss.exe 126 PID 5112 wrote to memory of 4840 5112 csrss.exe 128 PID 5112 wrote to memory of 4840 5112 csrss.exe 128 PID 4568 wrote to memory of 1180 4568 windefender.exe 135 PID 4568 wrote to memory of 1180 4568 windefender.exe 135 PID 4568 wrote to memory of 1180 4568 windefender.exe 135 PID 1180 wrote to memory of 1004 1180 cmd.exe 136 PID 1180 wrote to memory of 1004 1180 cmd.exe 136 PID 1180 wrote to memory of 1004 1180 cmd.exe 136 -
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\03dd2f43a2a8e8cd7f47f35df68cbfa3bc51e7fecbeeee5f73d430dceafc0d34.exe"C:\Users\Admin\AppData\Local\Temp\03dd2f43a2a8e8cd7f47f35df68cbfa3bc51e7fecbeeee5f73d430dceafc0d34.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:224 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4452
-
-
C:\Users\Admin\AppData\Local\Temp\03dd2f43a2a8e8cd7f47f35df68cbfa3bc51e7fecbeeee5f73d430dceafc0d34.exe"C:\Users\Admin\AppData\Local\Temp\03dd2f43a2a8e8cd7f47f35df68cbfa3bc51e7fecbeeee5f73d430dceafc0d34.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:512 -
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:3784
-
-
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:1104 -
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:4688
-
-
-
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:2200
-
-
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:3272
-
-
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:5112 -
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:4644
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:5092
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:880
-
-
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:744
-
-
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:4252
-
-
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:4840
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:464
-
-
C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4568 -
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:1180 -
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:1004
-
-
-
-
-
-
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 --field-trial-handle=4240,i,13544508926340531097,6671217806016090640,262144 --variations-seed-version --mojo-platform-channel-handle=3764 /prefetch:81⤵PID:4324
-
C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:1772
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
-
Filesize
281KB
MD5d98e33b66343e7c96158444127a117f6
SHA1bb716c5509a2bf345c6c1152f6e3e1452d39d50d
SHA2565de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1
SHA512705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
Filesize2KB
MD5968cb9309758126772781b83adb8a28f
SHA18da30e71accf186b2ba11da1797cf67f8f78b47c
SHA25692099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a
SHA5124bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD54beb0e2d3f5fd7d93dd8421fcc750365
SHA1b2ac41bd935423762891aae62b7e2443b60029a6
SHA25635470b8a60086bd9eceb97119ff2f905915f4ddf48b786848fea2f6002a4528d
SHA5126f017b9bae7f3d599ab7703387a5317f141056c41286a86483b434d728f06d2fd61623bd66de96bf24e88b4af5c781e89f624e0d833946dd772358c5e8e37815
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD50a08a2daa7bd6179349ef72f1e6b1517
SHA187897e1ad64538eeac85002153f1f04cc134bc78
SHA25687a4cf684e16e773a3c62cf522260b646311c7a8ed16cf98db6c8d3b5ce336c4
SHA51229ffa9ae6c76e3da15d823eda34861306f38f59afe6dae4d20e52a187fd9811b623acba46eb32020b28fb63989895a291b9df06f3a5789d98ee6eb61f8e21b2c
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD59a64ec4259aeaf26cdc4865d95891aef
SHA16b22088b48d7bf9257c437ba7e4e0ff67568186f
SHA2560bca5f4c2c91601e344bea763cbc3d9e0a8fa5cf6e16cd18d73491cd610fc8cf
SHA5124f567dbd50d0d472e2cf07a3394f7a95fa0b654f2ec85c23376211336cfcffb9801af88d4b1459a1228d906064a690102e2327551523378a3cd7dff2856dcab7
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD546a90a614c5893413feb0ca2a1a3e00c
SHA1a190c349e7943451e7719ff87ab4376d3443d624
SHA2560287e6de41cbcc3c370bf8d9d083717b04fc31b66d95d78a60064a2075e60c97
SHA51201610539cc430621c79116dc56a765145a218d5b9d810dab6ba7d484437b05f52df64350d57d1fe9632774006cd6cf40b39b5b6412deb88dd07f50f881713d3f
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD55ecad9f5c3bb53a502a6961b1f86403c
SHA16ec933f94960c5981133e83b0299fddea3c9506a
SHA256b4bfa6cc25f2026dc1ef9faf4350276e404728de050b8f84274b6f0960e8bb38
SHA512ecd54f9d06b71b9f85b35a847cf90cf0513aa18fb1a153c833c0197eec45afd56279e3796d4cfa66338f82bd7deb56e1e62986df1845846a510bfeb680044d56
-
Filesize
4.1MB
MD52a82ce75ca1c05a68a68b8fb61b013ab
SHA19975db162f24f5c5fdd8dcebf37ef285265c8dda
SHA25603dd2f43a2a8e8cd7f47f35df68cbfa3bc51e7fecbeeee5f73d430dceafc0d34
SHA512599bd1cda02a50854243b098a9c094a8a49b7d6e452938c2ee85a6dfdf66c9dc6b17831f503266effd07a06a9fcb8ef2eef91aa6882ee7366d5df401d958fe3b
-
Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec