Analysis
- max time kernel
24s - max time network
142s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
02/08/2026, 00:14
Behavioral task
behavioral1
Sample
file_3f6d7b23812e3a8e.exe
Resource
win10v2004-20260513-en
5 signatures
150 seconds
General
- Target file_3f6d7b23812e3a8e.exe
- Size 17.0MB
- Sample260802-ajdn3azhjd
- SHA256 5f76fc369f3f759a64fe0770294a303c918c1dca5af021ba9ea0bbc7ab2559f6
- MD5 658cb87887c1aa843e39aea3aab26073
- SHA1 dc223e5e27e3bcc1cc636aa2b9567540868cc6ef
- SHA512 2f80b57d612279704b93895b251831022f09721f900c3b28f84aa4161ca20762968147028f8e9fc1a6ffc8763f3074d2b782326851fc2d59c5c8622de8c1214a
- SSDEEP 393216:YJSSRC8g954fV7n/YQ/toBGBUokPNXVu/QhDbzFbSx3TKBHfGM2a8Z:USSRtgHQFOBGBUxPDMQ5FbSCfGPdZ
- TLSH T1D1073333B389683EE07E1A395977A114583B7B516C178D0A96F4086CCF2A1B17E3B74B
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 400 file_3f6d7b23812e3a8e.tmp - Loads dropped DLL 1 IoCs
pid Process 400 file_3f6d7b23812e3a8e.tmp - System Location Discovery: System Language Discovery 1 TTPs 2 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 file_3f6d7b23812e3a8e.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language file_3f6d7b23812e3a8e.tmp - Inno Setup is an open-source installation builder for Windows applications. 2 IoCs
Inno Setup installer
resource yara_rule behavioral2/memory/1032-0-0x0000000000A00000-0x0000000000AE8000-memory.dmp innosetup behavioral2/memory/1032-11-0x0000000000A00000-0x0000000000AE8000-memory.dmp innosetup - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 1032 wrote to memory of 400 1032 file_3f6d7b23812e3a8e.exe 89
Processes
-
C:\Users\Admin\AppData\Local\Temp\file_3f6d7b23812e3a8e.exe"C:\Users\Admin\AppData\Local\Temp\file_3f6d7b23812e3a8e.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1032 -
C:\Users\Admin\AppData\Local\Temp\is-S2B0SKHZVK.tmp\file_3f6d7b23812e3a8e.tmp"C:\Users\Admin\AppData\Local\Temp\is-S2B0SKHZVK.tmp\file_3f6d7b23812e3a8e.tmp" /SL5="$400A0,16588729,887808,C:\Users\Admin\AppData\Local\Temp\file_3f6d7b23812e3a8e.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:400
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\is-S2B0SKHZVK.tmp\file_3f6d7b23812e3a8e.tmp
- Size 4.2MB
- SHA256 11f4793ab3b74ef8f5c38bda02bfe18282baadf421402a32cb055d1affca0b5e
- MD5 a5c0739d2383e060d362e0ad36e49cd6
- SHA1 4b8faf0447e1c115005213a80ee3d2158e0ac3d1
- SHA512 de195595bb9a78fbada4be48e9e1f417c726d218349ac5454973c3e33b1c148eb6ccc3e833a9663911fc03338711c9577ab181cbf4eb7d12b825db0c2882511e
- SSDEEP 49152:doPNK2dE9FwYQ9gSlxcij31yGKTddr9ssOzNEbTWkBfJPb0lOY333i+ez+:dgw26xBij3QG+ddr9/OzGbRwf333i+t
- TLSH T194166C13B388653AE46B1A3B483BA648583F7F313A168D577BE40D4D4E396407E2A7C7
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\is-YGZT0AQ4DQ.tmp\_isetup\_isdecmp.dll
- Size 25KB
- SHA256 60244935dea2bfde43278b14c29ca3f909518c4422a12dacd587896be692f535
- MD5 59f718987e3d0375b85678a68fcb6bbf
- SHA1 edda1e23c2b0c2d59b5479a3a5e33c16c0621326
- SHA512 7f830a7afa9493cf092313c32b925f787cb262fb0c3d59d2c6f1f1016a50d2be382ab0d9a8dda3d7125ee15713c12d08c1e734c3cd9d4d544b15ddb2234eadb8
- SSDEEP 384:PH7YbZ4uN5QJVq2IHoOOAGprOpwKNs6VozmObialldei2WSx7bLcsW:PH7YbZ46uJV2IOcX6QuAmbLfW
- TLSH T1B5C27D433E242221DEF985B1E0CEAE5F5875B3312B9454DFB86CC4E89A46BD13A650CF
- MD5 SHA1 SHA512 SSDEEP TLSH