Analysis

  • max time kernel
    150s
  • max time network
    148s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    10/09/2026, 06:34

General

  • Target
    2026-09-08_33954e4dce04a36dcd7f4c0ae5b6daea_cryptolocker_elex.exe
  • Size 85KB
  • Sample260910-hb7aeafh77
  • SHA256 1b94a1f08b4789b18a4f1f9b85d40858563c93dd9346f71164a2aa22ea5cb47e
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10

Malware Config

Signatures

  • Detection of CryptoLocker Variants 4 IoCs
  • Detection of Cryptolocker Samples 4 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\2026-09-08_33954e4dce04a36dcd7f4c0ae5b6daea_cryptolocker_elex.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-09-08_33954e4dce04a36dcd7f4c0ae5b6daea_cryptolocker_elex.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4772
    • 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:120

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 85KB
        • SHA256 7addbe3b15de868cfe0033785e9e4642fdd4f4eebb423a0f1a44120018589cd3
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/120-20-0x0000000002130000-0x0000000002136000-memory.dmp

        memory/120-26-0x0000000002080000-0x0000000002086000-memory.dmp

        memory/120-27-0x0000000000500000-0x000000000050B000-memory.dmp

        memory/4772-0-0x0000000000500000-0x000000000050B000-memory.dmp

        memory/4772-1-0x00000000007D0000-0x00000000007D6000-memory.dmp

        memory/4772-2-0x00000000007D0000-0x00000000007D6000-memory.dmp

        memory/4772-3-0x0000000002260000-0x0000000002266000-memory.dmp

        memory/4772-18-0x0000000000500000-0x000000000050B000-memory.dmp