Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    07/09/2026, 12:14

General

  • Target
    2026-09-05_94274c35e2c9277a079ef9dd629ec1ec_cryptolocker_elex.exe
  • Size 77KB
  • Sample260907-pee4nawfkh
  • SHA256 ad2bf04afc0e5f67efe1a86dfea53d53deff7a0d82ca928fc1752565709ac613
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10

Malware Config

Signatures

  • Detection of CryptoLocker Variants 1 IoCs
  • Detection of Cryptolocker Samples 1 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\2026-09-05_94274c35e2c9277a079ef9dd629ec1ec_cryptolocker_elex.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-09-05_94274c35e2c9277a079ef9dd629ec1ec_cryptolocker_elex.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4300
    • C:\Users\Admin\AppData\Local\Temp\misid.exe
      "C:\Users\Admin\AppData\Local\Temp\misid.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:5368

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        misid.exe

        • Path C:\Users\Admin\AppData\Local\Temp\misid.exe
        • Size 77KB
        • SHA256 75eab4b104da29fbbc924ef82fdfad1d010f49636b98ec4f44d0054036c61abc
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/4300-0-0x00000000021C0000-0x00000000021C6000-memory.dmp

        memory/4300-1-0x00000000021C0000-0x00000000021C6000-memory.dmp

        memory/4300-2-0x0000000002270000-0x0000000002276000-memory.dmp

        memory/5368-18-0x0000000002110000-0x0000000002116000-memory.dmp

        memory/5368-24-0x00000000020F0000-0x00000000020F6000-memory.dmp