Analysis
- max time kernel
149s - max time network
150s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
- submitted
20/04/2026, 04:04
General
- Target 2026-04-20_77e0a372cdb70b93da29145413328acb_elex_upatre_wannacry.exe
- Size 90KB
- Sample260420-endbbagw8r
- SHA256 ec8c472cd291e8c4aa1e9fde964d559c3ac5b8b00a29a548724a3f5198d0b8a7
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\2026-04-20_77e0a372cdb70b93da29145413328acb_elex_upatre_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-04-20_77e0a372cdb70b93da29145413328acb_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/4756-0-0x0000000000403000-0x0000000000404000-memory.dmp
memory/4756-9-0x0000000002240000-0x0000000002301000-memory.dmp
memory/4920-10-0x0000000000400000-0x000000000040D000-memory.dmp
memory/4920-12-0x0000000000400000-0x000000000040D000-memory.dmp
memory/4920-11-0x0000000002030000-0x00000000020F1000-memory.dmp