Analysis
- max time kernel
150s - max time network
148s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
10/08/2026, 20:11
Static task
static1
Behavioral task
behavioral1
Sample
8f1da96e55e6f50d07fb3dc64c12047697ae9128e63d4dbae80c14646d96e192.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
8f1da96e55e6f50d07fb3dc64c12047697ae9128e63d4dbae80c14646d96e192.exe
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/LangDLL.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/LangDLL.dll
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/System.dll
Resource
win11ltsc2024-20260709-en
General
- Target $PLUGINSDIR/System.dll
- Size 11KB
- Sample260810-yyhhkasvbx
- SHA256 f004c568d305cd95edbd704166fcd2849d395b595dff814bcc2012693527ac37
- MD5 8b3830b9dbf87f84ddd3b26645fed3a0
- SHA1 223bef1f19e644a610a0877d01eadc9e28299509
- SHA512 d13cfd98db5ca8dc9c15723eee0e7454975078a776bce26247228be4603a0217e166058ebadc68090afe988862b7514cb8cb84de13b3de35737412a6f0a8ac03
- SSDEEP 192:ex24sihno00Wfl97nH6BenXwWobpWBTtvShJ5omi7dJWjOlESlS:h8QIl972eXqlWBFSt273YOlEz
- TLSH T10D325D06235081F3E1914138846B3E175B7A15069BF58E97DFD38646BE30BE7BD79503
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Program crash 1 IoCs
pid pid_target Process procid_target 3008 4860 WerFault.exe 88 - System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 5884 wrote to memory of 4860 5884 rundll32.exe 88
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:5884 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:4860 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4860 -s 5123⤵
- Program crash
PID:3008
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 4860 -ip 48601⤵PID:4796