Overview
overview
5Static
static
5SteamUI_402.rar
windows10-2004-x64
1SteamUI_402.rar
windows11-ltsc_2024-x64
1CSERHelper.dll
windows10-2004-x64
3CSERHelper.dll
windows11-ltsc_2024-x64
3GameOverla...er.dll
windows10-2004-x64
3GameOverla...er.dll
windows11-ltsc_2024-x64
3GameOverlayUI.exe
windows10-2004-x64
3GameOverlayUI.exe
windows11-ltsc_2024-x64
3Public/Account.html
windows10-2004-x64
3Public/Account.html
windows11-ltsc_2024-x64
3Public/ssa...sh.htm
windows10-2004-x64
3Public/ssa...sh.htm
windows11-ltsc_2024-x64
3Public/ssa_french.htm
windows10-2004-x64
3Public/ssa_french.htm
windows11-ltsc_2024-x64
3Public/ssa_german.htm
windows10-2004-x64
3Public/ssa_german.htm
windows11-ltsc_2024-x64
3Public/ssa...an.htm
windows10-2004-x64
3Public/ssa...an.htm
windows11-ltsc_2024-x64
3Public/ssa...an.htm
windows10-2004-x64
3Public/ssa...an.htm
windows11-ltsc_2024-x64
3Public/ssa...sh.htm
windows10-2004-x64
3Public/ssa...sh.htm
windows11-ltsc_2024-x64
3Steam.dll
windows10-2004-x64
3Steam.dll
windows11-ltsc_2024-x64
3Steam.exe
windows10-2004-x64
3Steam.exe
windows11-ltsc_2024-x64
3SteamUI.dll
windows10-2004-x64
3SteamUI.dll
windows11-ltsc_2024-x64
3WriteMiniDump.exe
windows10-2004-x64
3WriteMiniDump.exe
windows11-ltsc_2024-x64
3bin/FileSy...am.dll
windows10-2004-x64
3bin/FileSy...am.dll
windows11-ltsc_2024-x64
3Analysis
- max time kernel
145s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
23/08/2026, 03:33
Static task
static1
Behavioral task
behavioral1
Sample
SteamUI_402.rar
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
SteamUI_402.rar
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral3
Sample
CSERHelper.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral4
Sample
CSERHelper.dll
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral5
Sample
GameOverlayRenderer.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral6
Sample
GameOverlayRenderer.dll
Resource
win11ltsc2024-20260710-en
Behavioral task
behavioral7
Sample
GameOverlayUI.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral8
Sample
GameOverlayUI.exe
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral9
Sample
Public/Account.html
Resource
win10v2004-20260513-en
Behavioral task
behavioral10
Sample
Public/Account.html
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral11
Sample
Public/ssa_english.htm
Resource
win10v2004-20260513-en
Behavioral task
behavioral12
Sample
Public/ssa_english.htm
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral13
Sample
Public/ssa_french.htm
Resource
win10v2004-20260513-en
Behavioral task
behavioral14
Sample
Public/ssa_french.htm
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral15
Sample
Public/ssa_german.htm
Resource
win10v2004-20260513-en
Behavioral task
behavioral16
Sample
Public/ssa_german.htm
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral17
Sample
Public/ssa_italian.htm
Resource
win10v2004-20260513-en
Behavioral task
behavioral18
Sample
Public/ssa_italian.htm
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral19
Sample
Public/ssa_russian.htm
Resource
win10v2004-20260513-en
Behavioral task
behavioral20
Sample
Public/ssa_russian.htm
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral21
Sample
Public/ssa_spanish.htm
Resource
win10v2004-20260513-en
Behavioral task
behavioral22
Sample
Public/ssa_spanish.htm
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral23
Sample
Steam.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral24
Sample
Steam.dll
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral25
Sample
Steam.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral26
Sample
Steam.exe
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral27
Sample
SteamUI.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral28
Sample
SteamUI.dll
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral29
Sample
WriteMiniDump.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral30
Sample
WriteMiniDump.exe
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral31
Sample
bin/FileSystem_Steam.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral32
Sample
bin/FileSystem_Steam.dll
Resource
win11ltsc2024-20260710-en
General
- Target Steam.exe
- Size 1.2MB
- Sample260823-d39sdsxtcs
- SHA256 31c2f4c2680deb192f8c3519b2b82b673705d10b498638d4e6a20d4c2c6a84e8
- MD5 0cccfaf02e6120ee835663de8d9ba4dc
- SHA1 591f7d91cdce4dc27d798c78e5ce86c5fe1d008b
- SHA512 69aa7327112c431411b84faa57bf3b42be443a8cb7774aeb5ed6a155ea5dd7b9664bb3fe841f970cc593aac9ed7e98a0843309eb2f93002674d1f73acc22c4ef
- SSDEEP 24576:C/p24IRvbmO5dpEzW+e13NQhnx2114ZNAGwGxZy:CemOfpEzW+e13NV4ZKGwGxZy
- TLSH T1CE455A11B6E3C076D69614780A7FE77D427CBF850F229EC7B7B8DA2C597A2C0443621A
- 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 Steam.exe - Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 4968 Steam.exe