Analysis
- max time kernel
93s - max time network
95s - platform
windows10-2004_x64 - resource
win10v2004-20240802-en - resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system - submitted
09/09/2024, 17:11
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
d1d6eeed86f0d35c635148a9b6aee2a0N.exe
Resource
win7-20240903-en
11 signatures
120 seconds
Behavioral task
behavioral2
Sample
d1d6eeed86f0d35c635148a9b6aee2a0N.exe
Resource
win10v2004-20240802-en
10 signatures
120 seconds
Behavioral task
behavioral3
Sample
$PLUGINSDIR/System.dll
Resource
win7-20240903-en
3 signatures
120 seconds
Behavioral task
behavioral4
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20240802-en
3 signatures
120 seconds
General
- Target $PLUGINSDIR/System.dll
- Size 11KB
- Sample240909-vqdb4asarg
- SHA256 03cd57ab00236c753e7ddeee8ee1c10839ace7c426769982365531042e1f6f8b
- MD5 959ea64598b9a3e494c00e8fa793be7e
- SHA1 40f284a3b92c2f04b1038def79579d4b3d066ee0
- SHA512 5e765e090f712beffce40c5264674f430b08719940d66e3a4d4a516fd4ade859f7853f614d9d6bbb602780de54e11110d66dbb0f9ca20ef6096ede531f9f6d64
- SSDEEP 192:sRer7uivwq1XpKs4FVWSjMd8tIg2cREbyCsZ8q2R4Sy+Xe:s67Xws4FVWig86/5eCBqSy+Xe
- MD5 SHA1 SHA512 SSDEEP
Score
3/10
Malware Config
Signatures
- Program crash 1 IoCs
pid pid_target Process procid_target 3164 2596 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 1920 wrote to memory of 2596 1920 rundll32.exe 83 PID 1920 wrote to memory of 2596 1920 rundll32.exe 83 PID 1920 wrote to memory of 2596 1920 rundll32.exe 83
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1920 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:2596 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2596 -s 6123⤵
- Program crash
PID:3164
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 188 -p 2596 -ip 25961⤵PID:1204