Analysis
- max time kernel
150s - max time network
150s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
20/08/2026, 01:03
General
- Target 2026-08-20_c76f8922acf47a25beb893f67a975dc1_cryptolocker_elex.exe
- Size 42KB
- Sample260820-bessvsxcra
- SHA256 7f3a6133ad4a2090b039dd13e83ee7bc3900a090d836d0d15713fc9d2a8f858f
Score
9/10
Malware Config
Signatures
- Detection of CryptoLocker Variants 3 IoCs
- 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\2026-08-20_c76f8922acf47a25beb893f67a975dc1_cryptolocker_elex.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-20_c76f8922acf47a25beb893f67a975dc1_cryptolocker_elex.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\lossy.exe"C:\Users\Admin\AppData\Local\Temp\lossy.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
lossy.exe
memory/3704-0-0x0000000008004000-0x0000000008005000-memory.dmp
memory/3704-1-0x00000000020B0000-0x00000000020B6000-memory.dmp
memory/3704-2-0x0000000008000000-0x0000000008009000-memory.dmp
memory/3704-3-0x00000000020D0000-0x00000000020D6000-memory.dmp
memory/4872-25-0x0000000008000000-0x0000000008009000-memory.dmp
memory/4872-20-0x00000000006E0000-0x00000000006E6000-memory.dmp