3554fa409a7df923465fa2647a26de31bbdcc96a7f2e42e432a2aa7169774400

Analysis

max time kernel
899s
max time network
537s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
22/07/2026, 21:28

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General

Target
experimental/steamclient.dll
Size 72KB
Sample260722-1bty7ace79
SHA256 3554fa409a7df923465fa2647a26de31bbdcc96a7f2e42e432a2aa7169774400
MD5 6f204772b6ece27acd5a81470e9f3be3
SHA1 7fa6f98429cab766336aaaea6a8ecb359b497ccc
SHA512 89ffeda1024e5da13b8e81d2179cc4b452e7f2f991fcf5e2ec359a85d8e508852369d07abffed2c30b1accb7e9f9fce524a00bc00323b92ba55c66dcb6236eed
SSDEEP 1536:A/NA00qdebDAmUXt5lHrDdrrlr9TA/rDxsWqdQcd72OWlH:ADebD+t5lHftRSf+/72lV
TLSH
T1DC73491076D1C871E5BF29311174C6A16A7EB8624EE09DAB3B86177E4F300D1FA35E2B
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
916	5564	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 2640 wrote to memory of 5564	2640	rundll32.exe	89

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\experimental\steamclient.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2640
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\experimental\steamclient.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:5564
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 5564 -s 740
    3⤵
    - Program crash
    PID:916

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 5564 -ip 5564
1⤵
PID:4080

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k GPSvcGroup
1⤵
PID:484

C:\Windows\System32\SecurityHealthHost.exe
\\?\C:\Windows\System32\SecurityHealthHost.exe {08728914-3F57-4D52-9E31-49DAECA5A80A} -Embedding
1⤵
PID:3276

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/5564-0-0x000000006E980000-0x000000006E990000-memory.dmp

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