678b751b58c92351f26e9c8b4e6517af9bcd7763c4d8254a7e380b85cca7ffff

Analysis

max time kernel
149s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20260513-en
resource tags

arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
22/07/2026, 08:35

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General

Target
678b751b58c92351f26e9c8b4e6517af9bcd7763c4d8254a7e380b85cca7ffff.dll
Size 330KB
Sample260722-khc19aytfz
SHA256 678b751b58c92351f26e9c8b4e6517af9bcd7763c4d8254a7e380b85cca7ffff
MD5 6f0d45d76c16589a71b64ad8b44e78ab
SHA1 42f65122197824ebfd8d42cac774447ccef18fac
SHA512 b0577d96f8d163a907926ad035561b6e01edb04a30e5b406a853e08ce22424cf3aaa482be068b982dabc06e509266e1d4f689bbb4732ea7145648fef397e4efe
SSDEEP 6144:tVqsh5MMbt4YMbkWgn4xY3XxbMb3iUTmOX1ukcFKu1rg0EVKIjLXFKwLqyTBFXz/:FrVXxY6CcFKu1rg0EVNXrLTT3Xzhc6
TLSH
T1D8749D84B5C345BAC5AB0534345EF32AAE3C26058B30CEE7F7C469B69B363C159316DA
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

discovery

Malware Config

Signatures

Program crash 3 IoCs

pid	pid_target	Process	procid_target
1616	1816	WerFault.exe	87
3768	1816	WerFault.exe	87
3860	1816	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 4500 wrote to memory of 1816	4500	rundll32.exe	87

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\678b751b58c92351f26e9c8b4e6517af9bcd7763c4d8254a7e380b85cca7ffff.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4500
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\678b751b58c92351f26e9c8b4e6517af9bcd7763c4d8254a7e380b85cca7ffff.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1816
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1816 -s 544
    3⤵
    - Program crash
    PID:1616
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1816 -s 852
    3⤵
    - Program crash
    PID:3768
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1816 -s 852
    3⤵
    - Program crash
    PID:3860

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1816 -ip 1816
1⤵
PID:1160

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 1816 -ip 1816
1⤵
PID:4892

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 576 -p 1816 -ip 1816
1⤵
PID:472

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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