fff2ab15e01e262f5ed526c43156c7113ba1a95e6fb9312f2e77a5aba453788b

Analysis

max time kernel
149s
max time network
157s
platform
windows10-2004_x64
resource
win10v2004-20260911-en
resource tags

arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
02/11/2026, 23:51

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General

Target
$PLUGINSDIR/System.dll
Size 29KB
Sample261102-3wfy6sf14m
SHA256 fff2ab15e01e262f5ed526c43156c7113ba1a95e6fb9312f2e77a5aba453788b
MD5 74f44636ed78aa0b2b28f06fab5c2f20
SHA1 bc75f92fe53fc3fcf4459429c797d11ca9473020
SHA512 40abfc7d514911b85279ec3ad6671195b163dca8e90c59c1c31530b9121c1a0de0e37a45585b28ccf373e56d9157b2f99e66ebda301a030fdb59f55b5d68c753
SSDEEP 384:mGnUNLxCO4nbeJIgK7Iop5fdaSJsWv+wFFFFkFE6otsXtpjtnM10EZXBq:JUxzsbWIgKbrJv+wFFFFkFEfKXtCq
TLSH
T150D2F808FE87C4F3D162E2B0888BE737EB14AE65442655A3FF1FEA5CBC23651890D106
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3508	400	WerFault.exe	84

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.

discovery

System Language Discovery

T1614.001

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 4720 wrote to memory of 400	4720	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4720
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:400
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 400 -s 612
    3⤵
    - Program crash
    PID:3508

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 400 -ip 400
1⤵
PID:456

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/400-0-0x0000000075740000-0x000000007574F000-memory.dmp

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