Analysis
- max time kernel
150s - max time network
148s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
21/08/2026, 04:47
General
- Target 2026-08-21_2cffbc332714476d7e079aff7a1f0182_cryptolocker_elex.exe
- Size 29KB
- Sample260821-ferm1stapd
- SHA256 7040fd8f67b98d9c65a82343bb271838be8a712345aae776fac25d9bf455f517
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\2026-08-21_2cffbc332714476d7e079aff7a1f0182_cryptolocker_elex.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-21_2cffbc332714476d7e079aff7a1f0182_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/2836-0-0x0000000008004000-0x0000000008005000-memory.dmp
memory/2836-1-0x0000000002230000-0x0000000002236000-memory.dmp
memory/2836-2-0x0000000008000000-0x0000000008009000-memory.dmp
memory/2836-4-0x0000000002250000-0x0000000002256000-memory.dmp
memory/4924-25-0x0000000008000000-0x0000000008009000-memory.dmp
memory/4924-19-0x0000000002110000-0x0000000002116000-memory.dmp