Analysis
- max time kernel
150s - max time network
146s - platform
windows10-2004_x64 - resource
win10v2004-20260911-en - resource tags
- submitted
26/09/2026, 23:25
General
- Target 2026-09-26_499fc9dd301029742950e0c869315190_cryptolocker_elex.exe
- Size 77KB
- Sample260926-3ekwsstemb
- SHA256 a83be563d3780cca98166b8ae66e1256b2b7de20f6793b4249dbea270b7e2d1f
Score
9/10
Malware Config
Signatures
- Detection of CryptoLocker Variants 1 IoCs
- Detection of Cryptolocker Samples 1 IoCs
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Executes dropped EXE 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs
The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.
- 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\2026-09-26_499fc9dd301029742950e0c869315190_cryptolocker_elex.exe"C:\Users\Admin\AppData\Local\Temp\2026-09-26_499fc9dd301029742950e0c869315190_cryptolocker_elex.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\misid.exe"C:\Users\Admin\AppData\Local\Temp\misid.exe"2⤵
- Executes dropped EXE
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
misid.exe
memory/2216-23-0x0000000000660000-0x0000000000666000-memory.dmp
memory/2216-17-0x0000000002060000-0x0000000002066000-memory.dmp
memory/2648-0-0x00000000020C0000-0x00000000020C6000-memory.dmp
memory/2648-1-0x00000000020C0000-0x00000000020C6000-memory.dmp
memory/2648-2-0x00000000020F0000-0x00000000020F6000-memory.dmp