Analysis

  • max time kernel
    150s
  • max time network
    149s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260710-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    20/07/2026, 02:55

General

  • Target
    2026-07-20_80c4718ce4454285527385b22dd4a2b1_cryptolocker_elex.exe
  • Size 38KB
  • Sample260720-dewwmads4p
  • SHA256 6d30af673a96de69025ba93a19837a950b008c66a949e535a432679bfdd8a8bc
  • 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\2026-07-20_80c4718ce4454285527385b22dd4a2b1_cryptolocker_elex.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-20_80c4718ce4454285527385b22dd4a2b1_cryptolocker_elex.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2696
    • C:\Users\Admin\AppData\Local\Temp\hurok.exe
      "C:\Users\Admin\AppData\Local\Temp\hurok.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:3728

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        hurok.exe

        • Path C:\Users\Admin\AppData\Local\Temp\hurok.exe
        • Size 38KB
        • SHA256 1d73e73e897e21c28abf1e20206e272505b334ca4730574324e6ff8d14d8b316
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/2696-0-0x0000000000710000-0x0000000000716000-memory.dmp

        memory/2696-1-0x0000000000710000-0x0000000000716000-memory.dmp

        memory/2696-2-0x0000000000400000-0x0000000000406000-memory.dmp

        memory/3728-26-0x00000000020B0000-0x00000000020B6000-memory.dmp