Analysis
- max time kernel
149s - max time network
94s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
09/02/2026, 10:18
Behavioral task
behavioral1
Sample
scan.exe
Resource
win10v2004-20260130-en
22 signatures
150 seconds
Behavioral task
behavioral2
Sample
scan.exe
Resource
win11-20260130-en
21 signatures
150 seconds
Behavioral task
behavioral3
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20260130-en
3 signatures
150 seconds
Behavioral task
behavioral4
Sample
$PLUGINSDIR/System.dll
Resource
win11-20260130-en
3 signatures
150 seconds
Behavioral task
behavioral5
Sample
Skihop.scr
Resource
win10v2004-20260130-en
0 signatures
150 seconds
Behavioral task
behavioral6
Sample
Skihop.scr
Resource
win11-20260130-en
0 signatures
150 seconds
General
- Target $PLUGINSDIR/System.dll
- Size 12KB
- Sample260209-mb2gdaay4a
- SHA256 7fb0f8d452fefaac789986b933df050f3d3e4feb8a8d9944ada995f572dcdca1
- MD5 dd87a973e01c5d9f8e0fcc81a0af7c7a
- SHA1 c9206ced48d1e5bc648b1d0f54cccc18bf643a14
- SHA512 4910b39b1a99622ac8b3c42f173bbe7035ac2f8d40c946468e7db7e2868a2da81ea94da453857f06f39957dd690c7f1ba498936a7aaa0039975e472376f92e8f
- SSDEEP 192:VFiQJ77pJp17C8F1A5xjGNxrgFOgb7lrT/993:97pJp48F2exrg5F/9
- TLSH T1C5425C1583618EF3F5961E3C00667E2F2B79BE3416F100A39FE34481A99A1CF99B5392
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
3/10
Malware Config
Signatures
- Program crash 1 IoCs
pid pid_target Process procid_target 3024 3364 WerFault.exe 78 - 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 5496 wrote to memory of 3364 5496 rundll32.exe 78
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:5496 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:3364 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3364 -s 4603⤵
- Program crash
PID:3024
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3364 -ip 33641⤵PID:2972