Analysis
- max time kernel
150s - max time network
130s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
18/08/2026, 16:48
General
- Target 2026-08-18_cc1f491632bb1d419bb6c5753b286f99_elex_upatre_wannacry.exe
- Size 58KB
- Sample260818-vbddjswdpa
- SHA256 12b56f5c0963ff99783fa139bbf5ae2f859caa4b8aae3c73c014a356dac1f8da
Score
9/10
Malware Config
Signatures
- UPX dump on OEP (original entry point) 4 IoCs
- Executes dropped EXE 1 IoCs
- UPX packed file 4 IoCs
Detects executables packed with UPX/modified UPX open source packer.
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- 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.
- Suspicious use of WriteProcessMemory 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-18_cc1f491632bb1d419bb6c5753b286f99_elex_upatre_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-18_cc1f491632bb1d419bb6c5753b286f99_elex_upatre_wannacry.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\wujek.exe"C:\Users\Admin\AppData\Local\Temp\wujek.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
wujek.exe
memory/1052-0-0x0000000000400000-0x000000000040C000-memory.dmp
memory/1052-1-0x0000000000403000-0x0000000000404000-memory.dmp
memory/1052-10-0x0000000000400000-0x000000000040C000-memory.dmp
memory/5480-12-0x0000000000400000-0x000000000040C000-memory.dmp