Analysis
- max time kernel
95s - max time network
136s - platform
windows10-2004_x64 - resource
win10v2004-20240802-en - resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system - submitted
09/08/2024, 04:58
Static task
static1
Behavioral task
behavioral1
Sample
36c2f4c0313fac3e054c832436887b376c4d5b19312a64b4d8751add5a32ead7.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
36c2f4c0313fac3e054c832436887b376c4d5b19312a64b4d8751add5a32ead7.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/System.dll
Resource
win7-20240708-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/nsExec.dll
Resource
win7-20240704-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/nsExec.dll
Resource
win10v2004-20240802-en
General
- Target $PLUGINSDIR/nsExec.dll
- Size 6KB
- Sample240809-fl86msxaqr
- SHA256 3aa8e0abadefea2de58281198acfe48713a1d5b43aea5619f563cea098e9fd34
- MD5 ac0f93b2dec82e9579bff14c8572a6c8
- SHA1 6460244317cbb77e342adb3561ec3acb496c84d5
- SHA512 8055a6af150c45547927499f9cbf645d7f39c8e4f9caff4726fd711d2401abca01a79837095e5752b9f57b06446973ea6506796f2223bdb0179243d6e0575bd2
- SSDEEP 96:5OBtEB2flLkatAthPZJoi9jpfW/er6cBbcB/NFyVOHd0+u3wEX:5hB2flXAVJtjf6cBbcB/N8Ved0PJ
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Signatures
- Program crash 1 IoCs
pid pid_target Process procid_target 960 2488 WerFault.exe 83 - 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 3 IoCs
description pid Process procid_target PID 4856 wrote to memory of 2488 4856 rundll32.exe 83 PID 4856 wrote to memory of 2488 4856 rundll32.exe 83 PID 4856 wrote to memory of 2488 4856 rundll32.exe 83
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsExec.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:4856 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsExec.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:2488 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2488 -s 6123⤵
- Program crash
PID:960
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 2488 -ip 24881⤵PID:1236