Analysis

  • max time kernel
    148s
  • max time network
    151s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260710-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    20/08/2026, 03:45

General

  • Target
    2026-08-20_7be8b38f179dbfef4a90bf98383f6c7c_cryptolocker_elex.exe
  • Size 51KB
  • Sample260820-ebjmkasscw
  • SHA256 3241362e2f5784714f37727a02923d2fd87a7787fcb90f4dfa06a208ce9488bd
  • MD5 SHA1 SHA512 SSDEEP TLSH
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\2026-08-20_7be8b38f179dbfef4a90bf98383f6c7c_cryptolocker_elex.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-20_7be8b38f179dbfef4a90bf98383f6c7c_cryptolocker_elex.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:5940
    • C:\Users\Admin\AppData\Local\Temp\rewok.exe
      "C:\Users\Admin\AppData\Local\Temp\rewok.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:2756

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        rewok.exe

        • Path C:\Users\Admin\AppData\Local\Temp\rewok.exe
        • Size 51KB
        • SHA256 9784e8afa4cc6eff5dd0a035287cc9783bc848ed6417cd2fc804daf70b8bd698
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/2756-20-0x0000000000400000-0x0000000000408000-memory.dmp

        memory/2756-22-0x0000000000400000-0x0000000000408000-memory.dmp

        memory/2756-23-0x0000000000400000-0x0000000000406000-memory.dmp

        memory/2756-29-0x0000000000400000-0x0000000000408000-memory.dmp

        memory/5940-0-0x0000000000404000-0x0000000000405000-memory.dmp

        memory/5940-1-0x0000000002220000-0x0000000002226000-memory.dmp

        memory/5940-2-0x0000000000400000-0x0000000000408000-memory.dmp

        memory/5940-3-0x0000000000400000-0x0000000000406000-memory.dmp