Overview
overview
8Static
static
3steamapps/...lp.dll
windows10-2004-x64
1steamapps/...ic.dll
windows10-2004-x64
1steamapps/...ic.dll
windows11-ltsc_2024-x64
6steamapps/...64.dll
windows10-2004-x64
1steamapps/...64.dll
windows11-ltsc_2024-x64
6steamapps/...64.dll
windows10-2004-x64
1steamapps/...64.dll
windows11-ltsc_2024-x64
8steamapps/...64.dll
windows10-2004-x64
1steamapps/...64.dll
windows11-ltsc_2024-x64
1steamapps/...64.dll
windows10-2004-x64
1steamapps/...64.dll
windows11-ltsc_2024-x64
1steamapps/...st.dll
windows10-2004-x64
1steamapps/...st.dll
windows11-ltsc_2024-x64
1steamapps/...ng.dll
windows10-2004-x64
3steamapps/...ng.dll
windows11-ltsc_2024-x64
3steamapps/...64.exe
windows10-2004-x64
4steamapps/...64.exe
windows11-ltsc_2024-x64
6steamapps/...me.dll
windows10-2004-x64
1steamapps/...me.dll
windows11-ltsc_2024-x64
1steamapps/...ta.exe
windows10-2004-x64
7steamapps/...ta.exe
windows11-ltsc_2024-x64
8steamapps/...ta.exe
windows10-2004-x64
5steamapps/...ta.exe
windows11-ltsc_2024-x64
8steamapps/...re.dll
windows10-2004-x64
1steamapps/...re.dll
windows11-ltsc_2024-x64
6steamapps/...rs.dll
windows10-2004-x64
1steamapps/...rs.dll
windows11-ltsc_2024-x64
6steamapps/...ML.dll
windows10-2004-x64
1steamapps/...ML.dll
windows11-ltsc_2024-x64
6steamapps/...ng.exe
windows10-2004-x64
7steamapps/...ng.exe
windows11-ltsc_2024-x64
3steamapps/...64.dll
windows10-2004-x64
1Analysis
- user interaction
yes - max time kernel
900s - max time network
479s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
27/10/2026, 12:38
Static task
static1
Behavioral task
behavioral1
Sample
steamapps/common/Osta/Engine/Binaries/ThirdParty/DbgHelp/dbghelp.dll
Resource
win10v2004-20260911-en
windows10-2004-x64
Behavioral task
behavioral2
Sample
steamapps/common/Osta/Engine/Binaries/ThirdParty/MsQuic/v220/win64/msquic.dll
Resource
win10v2004-20260911-en
windows10-2004-x64
Behavioral task
behavioral3
Sample
steamapps/common/Osta/Engine/Binaries/ThirdParty/MsQuic/v220/win64/msquic.dll
Resource
win11ltsc2024-20260911-en
windows11-ltsc_2024-x64
Behavioral task
behavioral4
Sample
steamapps/common/Osta/Engine/Binaries/ThirdParty/NVIDIA/NVaftermath/Win64/GFSDK_Aftermath_Lib.x64.dll
Resource
win10v2004-20260911-en
windows10-2004-x64
Behavioral task
behavioral5
Sample
steamapps/common/Osta/Engine/Binaries/ThirdParty/NVIDIA/NVaftermath/Win64/GFSDK_Aftermath_Lib.x64.dll
Resource
win11ltsc2024-20260911-en
windows11-ltsc_2024-x64
Behavioral task
behavioral6
Sample
steamapps/common/Osta/Engine/Binaries/ThirdParty/Ogg/Win64/VS2015/libogg_64.dll
Resource
win10v2004-20260911-en
windows10-2004-x64
Behavioral task
behavioral7
Sample
steamapps/common/Osta/Engine/Binaries/ThirdParty/Ogg/Win64/VS2015/libogg_64.dll
Resource
win11ltsc2024-20260911-en
windows11-ltsc_2024-x64
Behavioral task
behavioral8
Sample
steamapps/common/Osta/Engine/Binaries/ThirdParty/Vorbis/Win64/VS2015/libvorbis_64.dll
Resource
win10v2004-20260911-en
windows10-2004-x64
Behavioral task
behavioral9
Sample
steamapps/common/Osta/Engine/Binaries/ThirdParty/Vorbis/Win64/VS2015/libvorbis_64.dll
Resource
win11ltsc2024-20260911-en
windows11-ltsc_2024-x64
Behavioral task
behavioral10
Sample
steamapps/common/Osta/Engine/Binaries/ThirdParty/Vorbis/Win64/VS2015/libvorbisfile_64.dll
Resource
win10v2004-20260911-en
windows10-2004-x64
Behavioral task
behavioral11
Sample
steamapps/common/Osta/Engine/Binaries/ThirdParty/Vorbis/Win64/VS2015/libvorbisfile_64.dll
Resource
win11ltsc2024-20260911-en
windows11-ltsc_2024-x64
Behavioral task
behavioral12
Sample
steamapps/common/Osta/Engine/Binaries/ThirdParty/Windows/XAudio2_9/x64/xaudio2_9redist.dll
Resource
win10v2004-20260911-en
windows10-2004-x64
Behavioral task
behavioral13
Sample
steamapps/common/Osta/Engine/Binaries/ThirdParty/Windows/XAudio2_9/x64/xaudio2_9redist.dll
Resource
win11ltsc2024-20260911-en
windows11-ltsc_2024-x64
Behavioral task
behavioral14
Sample
steamapps/common/Osta/Engine/Binaries/Win64/EOSSDK-Win64-Shipping.dll
Resource
win10v2004-20260911-en
windows10-2004-x64
Behavioral task
behavioral15
Sample
steamapps/common/Osta/Engine/Binaries/Win64/EOSSDK-Win64-Shipping.dll
Resource
win11ltsc2024-20260911-en
windows11-ltsc_2024-x64
Behavioral task
behavioral16
Sample
steamapps/common/Osta/Engine/Extras/Redist/en-us/UEPrereqSetup_x64.exe
Resource
win10v2004-20260911-en
windows10-2004-x64
Behavioral task
behavioral17
Sample
steamapps/common/Osta/Engine/Extras/Redist/en-us/UEPrereqSetup_x64.exe
Resource
win11ltsc2024-20260911-en
windows11-ltsc_2024-x64
Behavioral task
behavioral18
Sample
steamapps/common/Osta/Engine/Plugins/NNE/NNERuntimeORT/Binaries/ThirdParty/Onnxruntime/Win64/onnxruntime.dll
Resource
win10v2004-20260911-en
windows10-2004-x64
Behavioral task
behavioral19
Sample
steamapps/common/Osta/Engine/Plugins/NNE/NNERuntimeORT/Binaries/ThirdParty/Onnxruntime/Win64/onnxruntime.dll
Resource
win11ltsc2024-20260911-en
windows11-ltsc_2024-x64
Behavioral task
behavioral20
Sample
steamapps/common/Osta/Osta.exe
Resource
win10v2004-20260911-en
windows10-2004-x64
Behavioral task
behavioral21
Sample
steamapps/common/Osta/Osta.exe
Resource
win11ltsc2024-20260911-en
windows11-ltsc_2024-x64
Behavioral task
behavioral22
Sample
steamapps/common/Osta/Osta.exe
Resource
win10v2004-20260911-en
windows10-2004-x64
Behavioral task
behavioral23
Sample
steamapps/common/Osta/Osta.exe
Resource
win11ltsc2024-20260911-en
windows11-ltsc_2024-x64
Behavioral task
behavioral24
Sample
steamapps/common/Osta/Osta/Binaries/Win64/D3D12/D3D12Core.dll
Resource
win10v2004-20260911-en
windows10-2004-x64
Behavioral task
behavioral25
Sample
steamapps/common/Osta/Osta/Binaries/Win64/D3D12/D3D12Core.dll
Resource
win11ltsc2024-20260911-en
windows11-ltsc_2024-x64
Behavioral task
behavioral26
Sample
steamapps/common/Osta/Osta/Binaries/Win64/D3D12/d3d12SDKLayers.dll
Resource
win10v2004-20260911-en
windows10-2004-x64
Behavioral task
behavioral27
Sample
steamapps/common/Osta/Osta/Binaries/Win64/D3D12/d3d12SDKLayers.dll
Resource
win11ltsc2024-20260911-en
windows11-ltsc_2024-x64
Behavioral task
behavioral28
Sample
steamapps/common/Osta/Osta/Binaries/Win64/DML/DirectML.dll
Resource
win10v2004-20260911-en
windows10-2004-x64
Behavioral task
behavioral29
Sample
steamapps/common/Osta/Osta/Binaries/Win64/DML/DirectML.dll
Resource
win11ltsc2024-20260911-en
windows11-ltsc_2024-x64
Behavioral task
behavioral30
Sample
steamapps/common/Osta/Osta/Binaries/Win64/Osta-Win64-Shipping.exe
Resource
win10v2004-20260911-en
windows10-2004-x64
Behavioral task
behavioral31
Sample
steamapps/common/Osta/Osta/Binaries/Win64/Osta-Win64-Shipping.exe
Resource
win11ltsc2024-20260911-en
windows11-ltsc_2024-x64
Behavioral task
behavioral32
Sample
steamapps/common/Osta/Osta/Binaries/Win64/boost_atomic-mt-x64.dll
Resource
win10v2004-20260911-en
windows10-2004-x64
General
- Target steamapps/common/Osta/Engine/Binaries/ThirdParty/Vorbis/Win64/VS2015/libvorbisfile_64.dll
- Size 37KB
- Sample261027-pvccpstyaw
- SHA256 a9d6f5538f44011c1f65d7ace64216a237636717cb0c8c59f4f89cc08dd3d24f
- MD5 f453241dec90dbfa5b7322cc4a67a143
- SHA1 abcb7d34014ea23a64b8fe077ff629de6f10e9f1
- SHA512 1648b5ece47cd2ab447c02a8fd0086abc60bbd2e498268311bbe305dc8cf2407ecc110cf266e8c95ae9c6a3c48c78b92aaa763c45c63335defa62f61672b9cba
- SSDEEP 384:Me2rmsvpGwK9QaXYBZ9b/kwmVkSA3/pTNYTdk1aLPHXrgP7gpw5WOOBp8F:ynv89iBswdSAQS7kWW/Be
- TLSH T164034BD6A7F521EED8A7C539866B1B1FFEA1700693202ADF439445391F22BD1733A321
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\steamapps\common\Osta\Engine\Binaries\ThirdParty\Vorbis\Win64\VS2015\libvorbisfile_64.dll,#11⤵PID:2724
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k GPSvcGroup1⤵PID:3104
-
C:\Windows\System32\SecurityHealthHost.exe\\?\C:\Windows\System32\SecurityHealthHost.exe {08728914-3F57-4D52-9E31-49DAECA5A80A} -Embedding1⤵PID:4044