Analysis
- max time kernel
149s - max time network
150s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
24/03/2026, 22:42
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
scan.exe
Resource
win10v2004-20260129-en
19 signatures
150 seconds
Behavioral task
behavioral2
Sample
scan.exe
Resource
win11-20260130-en
18 signatures
150 seconds
Behavioral task
behavioral3
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20260129-en
3 signatures
150 seconds
Behavioral task
behavioral4
Sample
$PLUGINSDIR/System.dll
Resource
win11-20260130-en
3 signatures
150 seconds
General
- Target $PLUGINSDIR/System.dll
- Size 11KB
- Sample260324-2mtm8sgv2v
- SHA256 a632d74332b3f08f834c732a103dafeb09a540823a2217ca7f49159755e8f1d7
- MD5 75ed96254fbf894e42058062b4b4f0d1
- SHA1 996503f1383b49021eb3427bc28d13b5bbd11977
- SHA512 58174896db81d481947b8745dafe3a02c150f3938bb4543256e8cce1145154e016d481df9fe68dac6d48407c62cbe20753320ebd5fe5e84806d07ce78e0eb0c4
- SSDEEP 192:X24sihno0bW+l97H4GB7QDs91kMtwtobTr4u+QHbazMNHT7dmNIEr:m8vJl97JeoxtN/r3z7YV
- TLSH T1E0327D1293E044F2F191853C086B3B5AAB7A65099BE24EA79FE381817D15AD6BD3D303
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
3/10
Malware Config
Signatures
- Program crash 1 IoCs
pid pid_target Process procid_target 5068 2936 WerFault.exe 79 - 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 4368 wrote to memory of 2936 4368 rundll32.exe 79
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:4368 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:2936 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2936 -s 4603⤵
- Program crash
PID:5068
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2936 -ip 29361⤵PID:4680