Analysis
- max time kernel
149s - max time network
113s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
27/08/2026, 14:29
General
- Target 2026-08-27_79c42244831cabdd3c233b2d1c6eb871_cobalt-strike_elex_upatre_wannacry.exe
- Size 113KB
- Sample260827-rtqj2swekh
- SHA256 a556deb5b0ea0360b63ba6ec6bb6db09b6c4f6a5451cf35fe7fb9c5b6ffb9e4b
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
- 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\2026-08-27_79c42244831cabdd3c233b2d1c6eb871_cobalt-strike_elex_upatre_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-27_79c42244831cabdd3c233b2d1c6eb871_cobalt-strike_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/1392-0-0x0000000000403000-0x0000000000404000-memory.dmp
memory/3776-10-0x0000000000400000-0x0000000000412000-memory.dmp
memory/3776-11-0x0000000000400000-0x0000000000412000-memory.dmp