6428451d60cb29e9a8a3e1fe60d92819ad6861634128e5dd4492086be40001de

Analysis

max time kernel
149s
max time network
152s
platform
windows11-21h2_x64
resource
win11-20260130-en
resource tags

arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
submitted
02/05/2026, 12:16

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General

Target
$PLUGINSDIR/CustomerTools.dll
Size 1.1MB
Sample260502-pffftaav8n
SHA256 6428451d60cb29e9a8a3e1fe60d92819ad6861634128e5dd4492086be40001de
MD5 730ca4cb5f0906df655ad9d8e7c50bb1
SHA1 f806ccb294670e0a577c6d42ce2b837d1069344a
SHA512 832b959b3bad146193c7c68b68ca54d06a5f3860a9c3c54f02484663774f029714b3ed6536c422a8b8f69d4b8092604584983c3fb99d52e025b561abe8d17bae
SSDEEP 24576:19b0VwvSBZ94iKq0CW+lTt41d6fWZ8flP/KMc9xKh:nWwqBZgCW+lTmX6fI8IMExKh
TLSH
T1E8355B227511C036E98A12F16D3DEFEE869C6D340BB594C7A7C43EAA99304C37B35693
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2372	680	WerFault.exe	79

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 4324 wrote to memory of 680	4324	rundll32.exe	79

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\CustomerTools.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4324
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\CustomerTools.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:680
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 680 -s 448
    3⤵
    - Program crash
    PID:2372

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 680 -ip 680
1⤵
PID:2744

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

Replay Monitor

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Downloads

memory/680-0-0x00000000024C0000-0x000000000259A000-memory.dmp

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