e4e216b61f8c6b73e9c49024fc0a41b75edca4da59021c0fdcb2a3a3ba609540

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20260130-en
resource tags

arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
25/04/2026, 09:19

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General

Target
$PLUGINSDIR/System.dll
Size 12KB
Sample260425-lack7adv4x
SHA256 e4e216b61f8c6b73e9c49024fc0a41b75edca4da59021c0fdcb2a3a3ba609540
MD5 1637d6d2b88b6dc86f26810ad4bbe99c
SHA1 6e175dea88d613e27a6d0b7f4987f0f814c64373
SHA512 1c6353247346060f42c88c6e648d9a05b800acdc4964660ea95c610fd45503132595c953984f02d3e8b4cb5a7a332821399c55caa0370747b5a24b7729ccaf5c
SSDEEP 192:r8lcBiSt3+u6sDbDoEVhF4ZZOLnvUkZR8epSPv0ygMzT8A:XiUmsf8ahF4Inv7ZR8qsAE8A
TLSH
T11A423A427B619EF2FA65463215677F174B3CEE0807E846AB8FD79880E4A11D7103ABD3
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4856	4652	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.

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 4980 wrote to memory of 4652	4980	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4980
- 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:4652
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4652 -s 612
    3⤵
    - Program crash
    PID:4856

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 4652 -ip 4652
1⤵
PID:5772

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

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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