9cfd528c7d96a38d3661e5864e48d2ae17b41f36db8bd35e605f3bc77d16da7e

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20260513-en
resource tags

arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
29/05/2026, 01:53

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General

Target
$PLUGINSDIR/System.dll
Size 25KB
Sample260529-cbcsxaax3m
SHA256 9cfd528c7d96a38d3661e5864e48d2ae17b41f36db8bd35e605f3bc77d16da7e
MD5 caf5eb0bb076e8aa17e1723abbec0e44
SHA1 386cfc298100740ac072e2316478533bfd47f613
SHA512 adc51905678a31f22a67c3dc2738700d8febff2d3f235134a23038f88b15782ea6c5a3c0d5e895e9ced2d37e527c2d7fd3d0087ff4be735ad66e2b348d745f71
SSDEEP 384:x8PJlt70esj0Mt9vn6ay6IHLZSf+VIYisZHsy8RbmL4nNyGiQq:x+qesjRL6bi/Yis+5ALpQq
TLSH
T189B27D5386A00CB2ED179C3574D0AA366FB9BA581ED0C1D363DAC0515F903CB7ABD2A9
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2040	1756	WerFault.exe	87

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 3168 wrote to memory of 1756	3168	rundll32.exe	87

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3168
- 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:1756
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1756 -s 616
    3⤵
    - Program crash
    PID:2040

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 1756 -ip 1756
1⤵
PID:4944

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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