Overview
overview
8Static
static
7STEAMRIP ...es.url
windows11-ltsc_2024-x64
1Undertale/...43.dll
windows11-ltsc_2024-x64
3Undertale/...er.dll
windows11-ltsc_2024-x64
3Undertale/...le.exe
windows11-ltsc_2024-x64
6Undertale/codex.dll
windows11-ltsc_2024-x64
8Undertale/...pi.dll
windows11-ltsc_2024-x64
3Undertale/...pi.dll
windows11-ltsc_2024-x64
3Undertale/...nt.dll
windows11-ltsc_2024-x64
3_CommonRed...up.exe
windows11-ltsc_2024-x64
7_CommonRed...st.exe
windows11-ltsc_2024-x64
8_CommonRed...64.exe
windows11-ltsc_2024-x64
6_CommonRed...86.exe
windows11-ltsc_2024-x64
4_CommonRed...64.exe
windows11-ltsc_2024-x64
7_CommonRed...86.exe
windows11-ltsc_2024-x64
7_CommonRed...st.msi
windows11-ltsc_2024-x64
7Analysis
- max time kernel
899s - max time network
431s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260617-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260617-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
27/06/2026, 21:44
Static task
static1
Behavioral task
behavioral1
Sample
STEAMRIP ยป Free Pre-installed Steam Games.url
Resource
win11ltsc2024-20260617-en
Behavioral task
behavioral2
Sample
Undertale/D3DX9_43.dll
Resource
win11ltsc2024-20260618-en
Behavioral task
behavioral3
Sample
Undertale/GameOverlayRenderer.dll
Resource
win11ltsc2024-20260617-en
Behavioral task
behavioral4
Sample
Undertale/Undertale.exe
Resource
win11ltsc2024-20260618-en
Behavioral task
behavioral5
Sample
Undertale/codex.dll
Resource
win11ltsc2024-20260618-en
Behavioral task
behavioral6
Sample
Undertale/steam_api.dll
Resource
win11ltsc2024-20260618-en
Behavioral task
behavioral7
Sample
Undertale/steam_api.dll
Resource
win11ltsc2024-20260618-en
Behavioral task
behavioral8
Sample
Undertale/steamclient.dll
Resource
win11ltsc2024-20260617-en
Behavioral task
behavioral9
Sample
_CommonRedist/dxwebsetup.exe
Resource
win11ltsc2024-20260617-en
Behavioral task
behavioral10
Sample
_CommonRedist/oalinst.exe
Resource
win11ltsc2024-20260617-en
Behavioral task
behavioral11
Sample
_CommonRedist/vcredist_2015-2019_x64.exe
Resource
win11ltsc2024-20260617-en
Behavioral task
behavioral12
Sample
_CommonRedist/vcredist_2015-2019_x86.exe
Resource
win11ltsc2024-20260617-en
Behavioral task
behavioral13
Sample
_CommonRedist/vcredist_x64.exe
Resource
win11ltsc2024-20260618-en
Behavioral task
behavioral14
Sample
_CommonRedist/vcredist_x86.exe
Resource
win11ltsc2024-20260618-en
Behavioral task
behavioral15
Sample
_CommonRedist/xnafx40_redist.msi
Resource
win11ltsc2024-20260618-en
General
- Target Undertale/GameOverlayRenderer.dll
- Size 1.2MB
- Sample260627-1lrltady2t
- SHA256 ad143640b71a36b45dadbe1b68096e9ca6e4fd0af69b6e3e50b90ea98bab5700
- MD5 0ec731067f6886b526eb75ff94177bba
- SHA1 5ada34244869985cf941fc08937142a521adadd6
- SHA512 3bf15f43e451a2f19491353e10c116a92deec6b9c372a9924e7205e33fb4bb2e1c437ca8c88992ef9fd836539d91c744e905480cde48d85afebcf66c1bf2be16
- SSDEEP 24576:fQZ4H9hYmdtVPtlD25KtGJFwLpK6S0QIwRDyiGO:C4dhYMtVPDdOFN6S0QIwRDyiGO
- TLSH T132556B51F2E18267EB8A93F1D6B46A783C3DACA10B2102E7A2C47FDD15702E37735949
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Program crash 1 IoCs
pid pid_target Process procid_target 5268 5492 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.
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 1660 wrote to memory of 5492 1660 rundll32.exe 89
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\Undertale\GameOverlayRenderer.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1660 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\Undertale\GameOverlayRenderer.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:5492 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 5492 -s 5523⤵
- Program crash
PID:5268
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 392 -p 5492 -ip 54921⤵PID:5284
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k GPSvcGroup1⤵PID:4896
-
C:\Windows\System32\SecurityHealthHost.exe\\?\C:\Windows\System32\SecurityHealthHost.exe {08728914-3F57-4D52-9E31-49DAECA5A80A} -Embedding1⤵PID:1752