ded028a137b762436c4693a8a59632296cd37e2eca5500aefea585416ff969c0

Analysis

max time kernel
148s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260911-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
25/09/2026, 18:27

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General

Target
jpeg.dll
Size 96KB
Sample260925-w32qwstdjb
SHA256 ded028a137b762436c4693a8a59632296cd37e2eca5500aefea585416ff969c0
MD5 a5269bd4a772b7fbf9230491304d3033
SHA1 dbb8acb189ba4d50c64581ca2aab67a32759a3c6
SHA512 497b3065a1a406481b4c26643f71d24bf5a3292056f81f9cc5caae34e04bc0c3bd1faa13da8d00b3e728ea18770e1d65c0716d212c07ef87cbec391c1b2dd2cf
SSDEEP 1536:1jxV8tZCff8E3+SEEuTxcMolDxVWdeyaHvmmPtivzxJbZIqqnV4:10tZC3LhEEUxcVeeZHvXdV4
TLSH
T176A37BC1BA8640F0D9852B70609BB7779F39174B148FDB93CB34EDA15923632FD252A8
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4324	3648	WerFault.exe	89

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 4384 wrote to memory of 3648	4384	rundll32.exe	89

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\jpeg.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4384
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\jpeg.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3648
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3648 -s 508
    3⤵
    - Program crash
    PID:4324

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 388 -p 3648 -ip 3648
1⤵
PID:5776

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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