Analysis
- max time kernel
150s - max time network
153s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
21/08/2026, 04:47
General
- Target 2026-08-21_2c4f28abe2d36ee64bb493ce3363ea1e_cryptolocker_elex.exe
- Size 31KB
- Sample260821-fetsdatapf
- SHA256 5ec05f92afa80b79317d93698c45d6af6f9c812fe81454bf63b65c3b1eb3ece1
Malware Config
Signatures
- Detection of CryptoLocker Variants 2 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_2c4f28abe2d36ee64bb493ce3363ea1e_cryptolocker_elex.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-21_2c4f28abe2d36ee64bb493ce3363ea1e_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/3968-0-0x0000000008004000-0x0000000008005000-memory.dmp
memory/3968-1-0x00000000020A0000-0x00000000020A6000-memory.dmp
memory/3968-2-0x0000000008000000-0x0000000008009000-memory.dmp
memory/3968-3-0x00000000020C0000-0x00000000020C6000-memory.dmp
memory/3968-26-0x0000000008000000-0x0000000008009000-memory.dmp
memory/4780-18-0x0000000008000000-0x0000000008009000-memory.dmp
memory/4780-20-0x00000000020D0000-0x00000000020D6000-memory.dmp
memory/4780-27-0x0000000008000000-0x0000000008009000-memory.dmp
memory/4780-28-0x0000000008000000-0x0000000008009000-memory.dmp