Overview
overview
3Static
static
3GameOverla...er.dll
windows10-2004-x64
3GameOverla...er.dll
windows11-21h2-x64
3GameOverla...64.dll
windows10-2004-x64
1GameOverla...64.dll
windows11-21h2-x64
1Launcher.exe
windows10-2004-x64
1Launcher.exe
windows11-21h2-x64
1steam_api64.dll
windows10-2004-x64
1steam_api64.dll
windows11-21h2-x64
1steamclient.dll
windows10-2004-x64
3steamclient.dll
windows11-21h2-x64
3steamclient64.dll
windows10-2004-x64
1steamclient64.dll
windows11-21h2-x64
1Analysis
- max time kernel
149s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20260130-en - resource tags
arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
11/05/2026, 02:04
Static task
static1
Behavioral task
behavioral1
Sample
GameOverlayRenderer.dll
Resource
win10v2004-20260130-en
Behavioral task
behavioral2
Sample
GameOverlayRenderer.dll
Resource
win11-20260130-en
Behavioral task
behavioral3
Sample
GameOverlayRenderer64.dll
Resource
win10v2004-20260130-en
Behavioral task
behavioral4
Sample
GameOverlayRenderer64.dll
Resource
win11-20260130-en
Behavioral task
behavioral5
Sample
Launcher.exe
Resource
win10v2004-20250619-en
Behavioral task
behavioral6
Sample
Launcher.exe
Resource
win11-20260130-en
Behavioral task
behavioral7
Sample
steam_api64.dll
Resource
win10v2004-20260130-en
Behavioral task
behavioral8
Sample
steam_api64.dll
Resource
win11-20260130-en
Behavioral task
behavioral9
Sample
steamclient.dll
Resource
win10v2004-20260130-en
Behavioral task
behavioral10
Sample
steamclient.dll
Resource
win11-20250619-en
Behavioral task
behavioral11
Sample
steamclient64.dll
Resource
win10v2004-20260130-en
Behavioral task
behavioral12
Sample
steamclient64.dll
Resource
win11-20260130-en
General
- Target steamclient.dll
- Size 15.3MB
- Sample260511-chm78ads7m
- SHA256 648cd858361744dc4b9efd855789225eb4704f878d6d7360f6bd0b86d1bb9cec
- MD5 323c4bd9b908d45ebfe8252c7769b50f
- SHA1 d4533544072e8cd875c09e3b56c448d0a1c4cef1
- SHA512 cd455d38cde5cf7c11304912d9cd2f757ae4db896ea0bc3d1535b8833b041de0d8791d8c0de692739b3fd31da4ee1efc9af65a925c13a9cc33242913928e9e67
- SSDEEP 196608:yCm0+VpqTuPiaqMay8Dj9oQvdLdYMubYRKHlngN28L7wciZgA72D8UB7wG:BA2MIldYMubYRKHZ8PwcIgA7217wG
- TLSH T1FDF6BE12E655D135FBB701F68AFA06AA5F3C9E70171112EB72C079598B36AC0FD32623
- MD5 SHA1 SHA512 SSDEEP TLSH
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.
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 2324 wrote to memory of 4328 2324 rundll32.exe 85
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\steamclient.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2324 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\steamclient.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:4328
-