ff66bb811f7a1fc13ac0416fa8b3d4590ba17ca083f43f0a6192f76351041354

Analysis

max time kernel
148s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
02/08/2026, 01:00

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General

Target
ff66bb811f7a1fc13ac0416fa8b3d4590ba17ca083f43f0a6192f76351041354.dll
Size 301KB
Sample260802-bcvjnsar7t
SHA256 ff66bb811f7a1fc13ac0416fa8b3d4590ba17ca083f43f0a6192f76351041354
MD5 39e7ba740d5e62e837df90cd56e75d82
SHA1 51a3c9f40761a2c74c73e82b2c1c9c5204317ad7
SHA512 5af85b603d1be02f719fcf70f0292ea7855c32de3aed2fa9c3d72a0b876dc1eb28b95709f4476f3f3f3b984f5901a4075d19193c9896ccea5b549539d29ad5aa
SSDEEP 3072:hQ2X/+h6DV1OBlacn7kvRVbBAWyphTp5JJoHN/xLjYUj5q+Z:hQMj1OHac70VdAWPHN/tj1
TLSH
T1DF647C112585C03EDF5B0578630AD7738EBDB83015F1D88FBBC4CE9A5A22693D72A64B
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

discovery

Malware Config

Signatures

Program crash 2 IoCs

pid	pid_target	Process	procid_target
4084	3672	WerFault.exe	88
5664	3672	WerFault.exe	88

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 4712 wrote to memory of 3672	4712	rundll32.exe	88

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ff66bb811f7a1fc13ac0416fa8b3d4590ba17ca083f43f0a6192f76351041354.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4712
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\ff66bb811f7a1fc13ac0416fa8b3d4590ba17ca083f43f0a6192f76351041354.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3672
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3672 -s 548
    3⤵
    - Program crash
    PID:4084
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3672 -s 444
    3⤵
    - Program crash
    PID:5664

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 392 -p 3672 -ip 3672
1⤵
PID:3372

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 500 -p 3672 -ip 3672
1⤵
PID:3212

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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