e29aedac4769e51862e96116063419bac6b27a3b687e773813248460d5b66d1c

Analysis

max time kernel
899s
max time network
457s
platform
windows11-21h2_x64
resource
win11-20260130-en
resource tags

arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
submitted
08/03/2026, 17:24

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General

Target
coldclient/steamclient.dll
Size 15.3MB
Sample260308-vysfzset3p
SHA256 e29aedac4769e51862e96116063419bac6b27a3b687e773813248460d5b66d1c
MD5 fce3578d6ab6b1ebde776765e7249956
SHA1 b2dd38753d1a33f8d63c72ae577adfd3632bfcc1
SHA512 e07aa4e7f9fe26b71fa17b93cfb8d572ececa2e2ba74577c87f2c07b839b89acae45f7422bd596ebe7f86cc5980447af61c2ec067aab3a431672f38f4987a13d
SSDEEP 196608:S16MBSDCj3mu06WW4+6jIk9DQX9b7YFLbANKkx6hFeFwB7wciZgA72D8Uyaew:7y+lI7YFLbANKkpwlwcIgA72Wa1
TLSH
T19EF6BE02E655D035FBB701F68BFA06BA5B3C9F70271142EB72C075598A66AD0FE31623
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

discovery

Malware Config

Signatures

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 3520 wrote to memory of 3744	3520	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\coldclient\steamclient.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3520
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\coldclient\steamclient.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3744

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/3744-0-0x000000006EFA0000-0x000000006EFB0000-memory.dmp

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