Analysis
- max time kernel
148s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
- submitted
07/10/2026, 23:15
General
- Target 2026-10-06_9448e89a0da235630213d61e1a8c9f43_elex_upatre_wannacry.exe
- Size 53KB
- Sample261007-28v37afw9x
- SHA256 e23accaaa299115843e0b975a3892ca5c481862823d7471c97099bb7a69be27b
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\2026-10-06_9448e89a0da235630213d61e1a8c9f43_elex_upatre_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-06_9448e89a0da235630213d61e1a8c9f43_elex_upatre_wannacry.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\fmujp.exe"C:\Users\Admin\AppData\Local\Temp\fmujp.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
fmujp.exe
memory/4936-11-0x0000000000400000-0x000000000040F000-memory.dmp
memory/5740-0-0x0000000000400000-0x000000000040F000-memory.dmp
memory/5740-10-0x0000000000400000-0x000000000040F000-memory.dmp