Windows 7 deprecation
Windows 7 will be removed from tria.ge on 2025-03-31
Analysis
-
max time kernel
150s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
07/05/2024, 04:15
Static task
static1
Behavioral task
behavioral1
Sample
40f893e942d3ba455699a904b46886a9ab15aa38381ad0180b05557d8eca803e.exe
Resource
win10v2004-20240426-en
General
-
Target
40f893e942d3ba455699a904b46886a9ab15aa38381ad0180b05557d8eca803e.exe
-
Size
4.1MB
-
MD5
2b5ebe2c654b534812462d416831b0cd
-
SHA1
153672402642805ae0081cf944068ab03fde46cd
-
SHA256
40f893e942d3ba455699a904b46886a9ab15aa38381ad0180b05557d8eca803e
-
SHA512
8420ef1354f21418b7a4f38346e7e93a3d5e7945ea12303cb365344d009491b6b492b44f88af0d4bbf069722969ebb1f2424db63e7ec9ee2b78c254648a876d3
-
SSDEEP
98304:SrDlcvc0AgrdwjUm4poaNWZGZrqhzHju3u:MZJ0AWS4K0WZ+G5j2u
Malware Config
Signatures
-
Glupteba payload 19 IoCs
resource yara_rule behavioral1/memory/3724-2-0x0000000003E20000-0x000000000470B000-memory.dmp family_glupteba behavioral1/memory/3724-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/644-131-0x0000000000400000-0x0000000001DE7000-memory.dmp family_glupteba behavioral1/memory/3724-136-0x0000000003E20000-0x000000000470B000-memory.dmp family_glupteba behavioral1/memory/3724-134-0x0000000000400000-0x0000000001DE7000-memory.dmp family_glupteba behavioral1/memory/3724-210-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/400-217-0x0000000000400000-0x0000000001DE7000-memory.dmp family_glupteba behavioral1/memory/400-228-0x0000000000400000-0x0000000001DE7000-memory.dmp family_glupteba behavioral1/memory/400-231-0x0000000000400000-0x0000000001DE7000-memory.dmp family_glupteba behavioral1/memory/400-234-0x0000000000400000-0x0000000001DE7000-memory.dmp family_glupteba behavioral1/memory/400-237-0x0000000000400000-0x0000000001DE7000-memory.dmp family_glupteba behavioral1/memory/400-240-0x0000000000400000-0x0000000001DE7000-memory.dmp family_glupteba behavioral1/memory/400-243-0x0000000000400000-0x0000000001DE7000-memory.dmp family_glupteba behavioral1/memory/400-246-0x0000000000400000-0x0000000001DE7000-memory.dmp family_glupteba behavioral1/memory/400-249-0x0000000000400000-0x0000000001DE7000-memory.dmp family_glupteba behavioral1/memory/400-252-0x0000000000400000-0x0000000001DE7000-memory.dmp family_glupteba behavioral1/memory/400-255-0x0000000000400000-0x0000000001DE7000-memory.dmp family_glupteba behavioral1/memory/400-258-0x0000000000400000-0x0000000001DE7000-memory.dmp family_glupteba behavioral1/memory/400-261-0x0000000000400000-0x0000000001DE7000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 1880 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 400 csrss.exe 1984 injector.exe 404 windefender.exe 1884 windefender.exe -
resource yara_rule behavioral1/files/0x0008000000023488-220.dat upx behavioral1/memory/404-222-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/1884-225-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/404-226-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/1884-229-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/1884-235-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3571316656-3665257725-2415531812-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 40f893e942d3ba455699a904b46886a9ab15aa38381ad0180b05557d8eca803e.exe Set value (str) \REGISTRY\USER\S-1-5-21-3571316656-3665257725-2415531812-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" csrss.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
-
Manipulates WinMonFS driver. 1 IoCs
Roottkits write to WinMonFS to hide directories/files from being detected.
description ioc Process File opened for modification \??\WinMonFS csrss.exe -
Drops file in System32 directory 7 IoCs
description ioc Process File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\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 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 40f893e942d3ba455699a904b46886a9ab15aa38381ad0180b05557d8eca803e.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\rss 40f893e942d3ba455699a904b46886a9ab15aa38381ad0180b05557d8eca803e.exe File created C:\Windows\rss\csrss.exe 40f893e942d3ba455699a904b46886a9ab15aa38381ad0180b05557d8eca803e.exe File created 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 4304 sc.exe -
pid Process 2820 powershell.exe 780 powershell.exe 4360 powershell.exe 864 powershell.exe 4684 powershell.exe 5088 powershell.exe 4828 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 1048 schtasks.exe 4232 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2391 = "Aleutian Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-912 = "Mauritius Standard Time" 40f893e942d3ba455699a904b46886a9ab15aa38381ad0180b05557d8eca803e.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-772 = "Montevideo Standard Time" 40f893e942d3ba455699a904b46886a9ab15aa38381ad0180b05557d8eca803e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-742 = "New Zealand Standard Time" 40f893e942d3ba455699a904b46886a9ab15aa38381ad0180b05557d8eca803e.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\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2341 = "Haiti Daylight Time" 40f893e942d3ba455699a904b46886a9ab15aa38381ad0180b05557d8eca803e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-232 = "Hawaiian Standard Time" 40f893e942d3ba455699a904b46886a9ab15aa38381ad0180b05557d8eca803e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-141 = "Canada Central Daylight Time" 40f893e942d3ba455699a904b46886a9ab15aa38381ad0180b05557d8eca803e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1042 = "Ulaanbaatar Standard Time" 40f893e942d3ba455699a904b46886a9ab15aa38381ad0180b05557d8eca803e.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-402 = "Arabic Standard Time" 40f893e942d3ba455699a904b46886a9ab15aa38381ad0180b05557d8eca803e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-671 = "AUS Eastern Daylight Time" 40f893e942d3ba455699a904b46886a9ab15aa38381ad0180b05557d8eca803e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2412 = "Marquesas Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2061 = "North Korea Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-3051 = "Qyzylorda 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 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.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,-391 = "Arab Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-434 = "Georgian Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2512 = "Lord Howe Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2942 = "Sao Tome Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-792 = "SA Western Standard Time" 40f893e942d3ba455699a904b46886a9ab15aa38381ad0180b05557d8eca803e.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs 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,-402 = "Arabic Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-385 = "Namibia Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-461 = "Afghanistan Daylight Time" 40f893e942d3ba455699a904b46886a9ab15aa38381ad0180b05557d8eca803e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-385 = "Namibia Standard Time" 40f893e942d3ba455699a904b46886a9ab15aa38381ad0180b05557d8eca803e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-791 = "SA Western Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-652 = "AUS Central Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs 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\2a\52C64B7E\@tzres.dll,-1841 = "Russia TZ 4 Daylight 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,-2492 = "Aus Central W. Standard Time" 40f893e942d3ba455699a904b46886a9ab15aa38381ad0180b05557d8eca803e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-3141 = "South Sudan Daylight Time" 40f893e942d3ba455699a904b46886a9ab15aa38381ad0180b05557d8eca803e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-691 = "Tasmania Daylight Time" 40f893e942d3ba455699a904b46886a9ab15aa38381ad0180b05557d8eca803e.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs 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,-112 = "Eastern Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1911 = "Russia TZ 10 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-351 = "FLE Daylight Time" 40f893e942d3ba455699a904b46886a9ab15aa38381ad0180b05557d8eca803e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-502 = "Nepal Standard Time" 40f893e942d3ba455699a904b46886a9ab15aa38381ad0180b05557d8eca803e.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 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\2a\52C64B7E\@tzres.dll,-2411 = "Marquesas Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2391 = "Aleutian Daylight Time" 40f893e942d3ba455699a904b46886a9ab15aa38381ad0180b05557d8eca803e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2591 = "Tocantins Daylight Time" 40f893e942d3ba455699a904b46886a9ab15aa38381ad0180b05557d8eca803e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2791 = "Novosibirsk Daylight Time" 40f893e942d3ba455699a904b46886a9ab15aa38381ad0180b05557d8eca803e.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 780 powershell.exe 780 powershell.exe 3724 40f893e942d3ba455699a904b46886a9ab15aa38381ad0180b05557d8eca803e.exe 3724 40f893e942d3ba455699a904b46886a9ab15aa38381ad0180b05557d8eca803e.exe 4360 powershell.exe 4360 powershell.exe 644 40f893e942d3ba455699a904b46886a9ab15aa38381ad0180b05557d8eca803e.exe 644 40f893e942d3ba455699a904b46886a9ab15aa38381ad0180b05557d8eca803e.exe 644 40f893e942d3ba455699a904b46886a9ab15aa38381ad0180b05557d8eca803e.exe 644 40f893e942d3ba455699a904b46886a9ab15aa38381ad0180b05557d8eca803e.exe 644 40f893e942d3ba455699a904b46886a9ab15aa38381ad0180b05557d8eca803e.exe 644 40f893e942d3ba455699a904b46886a9ab15aa38381ad0180b05557d8eca803e.exe 644 40f893e942d3ba455699a904b46886a9ab15aa38381ad0180b05557d8eca803e.exe 644 40f893e942d3ba455699a904b46886a9ab15aa38381ad0180b05557d8eca803e.exe 644 40f893e942d3ba455699a904b46886a9ab15aa38381ad0180b05557d8eca803e.exe 644 40f893e942d3ba455699a904b46886a9ab15aa38381ad0180b05557d8eca803e.exe 864 powershell.exe 864 powershell.exe 4684 powershell.exe 4684 powershell.exe 5088 powershell.exe 5088 powershell.exe 4828 powershell.exe 4828 powershell.exe 2820 powershell.exe 2820 powershell.exe 1984 injector.exe 1984 injector.exe 1984 injector.exe 1984 injector.exe 1984 injector.exe 1984 injector.exe 400 csrss.exe 400 csrss.exe 1984 injector.exe 1984 injector.exe 1984 injector.exe 1984 injector.exe 1984 injector.exe 1984 injector.exe 400 csrss.exe 400 csrss.exe 1984 injector.exe 1984 injector.exe 400 csrss.exe 400 csrss.exe 1984 injector.exe 1984 injector.exe 1984 injector.exe 1984 injector.exe 1984 injector.exe 1984 injector.exe 1984 injector.exe 1984 injector.exe 1984 injector.exe 1984 injector.exe 1984 injector.exe 1984 injector.exe 1984 injector.exe 1984 injector.exe 1984 injector.exe 1984 injector.exe 1984 injector.exe 1984 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 780 powershell.exe Token: SeDebugPrivilege 3724 40f893e942d3ba455699a904b46886a9ab15aa38381ad0180b05557d8eca803e.exe Token: SeImpersonatePrivilege 3724 40f893e942d3ba455699a904b46886a9ab15aa38381ad0180b05557d8eca803e.exe Token: SeDebugPrivilege 4360 powershell.exe Token: SeDebugPrivilege 864 powershell.exe Token: SeDebugPrivilege 4684 powershell.exe Token: SeDebugPrivilege 5088 powershell.exe Token: SeDebugPrivilege 4828 powershell.exe Token: SeDebugPrivilege 2820 powershell.exe Token: SeSystemEnvironmentPrivilege 400 csrss.exe Token: SeSecurityPrivilege 4304 sc.exe Token: SeSecurityPrivilege 4304 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 3724 wrote to memory of 780 3724 40f893e942d3ba455699a904b46886a9ab15aa38381ad0180b05557d8eca803e.exe 87 PID 3724 wrote to memory of 780 3724 40f893e942d3ba455699a904b46886a9ab15aa38381ad0180b05557d8eca803e.exe 87 PID 3724 wrote to memory of 780 3724 40f893e942d3ba455699a904b46886a9ab15aa38381ad0180b05557d8eca803e.exe 87 PID 644 wrote to memory of 4360 644 40f893e942d3ba455699a904b46886a9ab15aa38381ad0180b05557d8eca803e.exe 95 PID 644 wrote to memory of 4360 644 40f893e942d3ba455699a904b46886a9ab15aa38381ad0180b05557d8eca803e.exe 95 PID 644 wrote to memory of 4360 644 40f893e942d3ba455699a904b46886a9ab15aa38381ad0180b05557d8eca803e.exe 95 PID 644 wrote to memory of 840 644 40f893e942d3ba455699a904b46886a9ab15aa38381ad0180b05557d8eca803e.exe 98 PID 644 wrote to memory of 840 644 40f893e942d3ba455699a904b46886a9ab15aa38381ad0180b05557d8eca803e.exe 98 PID 840 wrote to memory of 1880 840 cmd.exe 100 PID 840 wrote to memory of 1880 840 cmd.exe 100 PID 644 wrote to memory of 864 644 40f893e942d3ba455699a904b46886a9ab15aa38381ad0180b05557d8eca803e.exe 101 PID 644 wrote to memory of 864 644 40f893e942d3ba455699a904b46886a9ab15aa38381ad0180b05557d8eca803e.exe 101 PID 644 wrote to memory of 864 644 40f893e942d3ba455699a904b46886a9ab15aa38381ad0180b05557d8eca803e.exe 101 PID 644 wrote to memory of 4684 644 40f893e942d3ba455699a904b46886a9ab15aa38381ad0180b05557d8eca803e.exe 103 PID 644 wrote to memory of 4684 644 40f893e942d3ba455699a904b46886a9ab15aa38381ad0180b05557d8eca803e.exe 103 PID 644 wrote to memory of 4684 644 40f893e942d3ba455699a904b46886a9ab15aa38381ad0180b05557d8eca803e.exe 103 PID 644 wrote to memory of 400 644 40f893e942d3ba455699a904b46886a9ab15aa38381ad0180b05557d8eca803e.exe 106 PID 644 wrote to memory of 400 644 40f893e942d3ba455699a904b46886a9ab15aa38381ad0180b05557d8eca803e.exe 106 PID 644 wrote to memory of 400 644 40f893e942d3ba455699a904b46886a9ab15aa38381ad0180b05557d8eca803e.exe 106 PID 400 wrote to memory of 5088 400 csrss.exe 107 PID 400 wrote to memory of 5088 400 csrss.exe 107 PID 400 wrote to memory of 5088 400 csrss.exe 107 PID 400 wrote to memory of 4828 400 csrss.exe 112 PID 400 wrote to memory of 4828 400 csrss.exe 112 PID 400 wrote to memory of 4828 400 csrss.exe 112 PID 400 wrote to memory of 2820 400 csrss.exe 115 PID 400 wrote to memory of 2820 400 csrss.exe 115 PID 400 wrote to memory of 2820 400 csrss.exe 115 PID 400 wrote to memory of 1984 400 csrss.exe 117 PID 400 wrote to memory of 1984 400 csrss.exe 117 PID 404 wrote to memory of 4704 404 windefender.exe 123 PID 404 wrote to memory of 4704 404 windefender.exe 123 PID 404 wrote to memory of 4704 404 windefender.exe 123 PID 4704 wrote to memory of 4304 4704 cmd.exe 124 PID 4704 wrote to memory of 4304 4704 cmd.exe 124 PID 4704 wrote to memory of 4304 4704 cmd.exe 124 -
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\40f893e942d3ba455699a904b46886a9ab15aa38381ad0180b05557d8eca803e.exe"C:\Users\Admin\AppData\Local\Temp\40f893e942d3ba455699a904b46886a9ab15aa38381ad0180b05557d8eca803e.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3724 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:780
-
-
C:\Users\Admin\AppData\Local\Temp\40f893e942d3ba455699a904b46886a9ab15aa38381ad0180b05557d8eca803e.exe"C:\Users\Admin\AppData\Local\Temp\40f893e942d3ba455699a904b46886a9ab15aa38381ad0180b05557d8eca803e.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:644 -
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:4360
-
-
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:840 -
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:1880
-
-
-
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:864
-
-
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:4684
-
-
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:400 -
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:5088
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:1048
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:4028
-
-
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:4828
-
-
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:2820
-
-
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:1984
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:4232
-
-
C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:404 -
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:4704 -
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:4304
-
-
-
-
-
-
C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:1884
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
MD5d78360ac5e4cc3b66593c73647ddbee0
SHA1a8a567e7afafd4a5c8d58e24f2cb8bd3be0473aa
SHA256f06e204aad8dc320dd8070d2dde2cc9ef8076a452226be7501d7a85bcff9a73d
SHA5122dc820479e7514e1f915197e4af55c27268dd5b810823e121f4be2dda334d639245f7266c21bcff634e1d35c5cbefc6883431007abfff6c670a7afa5c2d9dfcc
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5a8108936ba1a0d9017b6d907aa1e55eb
SHA10ef82fcfff0a80ad1fdd84492c1439ea9929e37d
SHA2566b48c5be10b5ecb81494ae20da32bcaf73d27e70fc25908bf54ea7940babefe8
SHA5126d239fccdc2fd796dea461f1d081d135072f663012b735e14a4bece9cc28c8fcdaae4fcbc5196bb09979e1ad1ad772a790345f60a12b9b84300665a9874d636b
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5badb5fb91a45bd4c2fbec6ac7c40c47f
SHA12426c18f3627169df712aa061081e72bb8f21785
SHA2563b6899b1334194e4f50ed5affccd4a6c4f3db69d4eda8b3a81e025edbcb0c47f
SHA5123fde07d9458032337f4ec119de73b5396a2ebd7021b0e20e2d9f25735b26fd55101f21478db0878aa0e9f66d792598caf253b6f562d92794302ea2797dee1013
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5b6e3fa100b2c9074f50b0c30435ed397
SHA102848b629ee73c0fa61501b7dbb391eda65caf69
SHA256eeed5cb060666c1f9b17d863363d7bc5db84edee6155c9d68294633d0a9dfd97
SHA5124aabfa6162d4f4cb3b5731c8a6c018f83329f28f3a5585b4b3103a364ecafd0b55bcfcd9641ab52bec2a12807582f7d614bd5a92cc61d300618a3a1a4707e7fb
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5aa978a455d071dc05c551b10777c0c9e
SHA1ce4a5d02d7193bf8597f2d8c8d02cf5f3846b685
SHA256b66ef72d69515cbf8cfaa96dbfede067056bdde66ff40841dc04145d7f9b4559
SHA51299646ed74ed30c54b583f45d59e77be9638b94943d893c872f18c7396a0d03941b3d0b906d4dfc7d38df766be289106eb3a5fb8662c887934f023daba9d73c4c
-
Filesize
4.1MB
MD52b5ebe2c654b534812462d416831b0cd
SHA1153672402642805ae0081cf944068ab03fde46cd
SHA25640f893e942d3ba455699a904b46886a9ab15aa38381ad0180b05557d8eca803e
SHA5128420ef1354f21418b7a4f38346e7e93a3d5e7945ea12303cb365344d009491b6b492b44f88af0d4bbf069722969ebb1f2424db63e7ec9ee2b78c254648a876d3
-
Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec