Analysis
- max time kernel
149s - max time network
132s - platform
windows10-2004_x64 - resource
win10v2004-20260130-en - resource tags
arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
05/02/2026, 16:17
Static task
static1
2 signatures
Behavioral task
behavioral1
Sample
1f8097ccc932fecf1b0ba2997ac3ef35b5d99d2d58408a6a0b45131fcedfc599.exe
Resource
win10v2004-20260130-en
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
1f8097ccc932fecf1b0ba2997ac3ef35b5d99d2d58408a6a0b45131fcedfc599.exe
Resource
win11-20260130-en
14 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
General
- Target $PLUGINSDIR/System.dll
- Size 11KB
- Sample260205-trjd3adv6e
- SHA256 c2f405d7402f815d0c3fadd9a50f0bbbb1bab9aa38fe347823478a2587299448
- MD5 9625d5b1754bc4ff29281d415d27a0fd
- SHA1 80e85afc5cccd4c0a3775edbb90595a1a59f5ce0
- SHA512 dce52b640897c2e8dbfd0a1472d5377fa91fb9cf1aeff62604d014bccbe5b56af1378f173132abeb0edd18c225b9f8f5e3d3e72434aed946661e036c779f165b
- SSDEEP 192:eX24sihno00Wfl97nH6BenXwWobpWBTtvShJ5omi7dJWjOlqSlS:D8QIl972eXqlWBFSt273YOlqz
- TLSH T1BD325D06235081F3E1914138846B3E175F6A15069BF58E97DFD38646BE30BE7BD79503
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
3/10
Malware Config
Signatures
- Program crash 1 IoCs
pid pid_target Process procid_target 4220 4952 WerFault.exe 86 - 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 4884 wrote to memory of 4952 4884 rundll32.exe 86
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:4884 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:4952 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4952 -s 6123⤵
- Program crash
PID:4220
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 4952 -ip 49521⤵PID:3112