Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    06/08/2026, 22:34

General

  • Target
    2026-08-06_ce7216677902441bad12e6901b7c5580_cryptolocker_elex.exe
  • Size 35KB
  • Sample260806-2hezaace84
  • SHA256 4a8dcfd56fe1d405b3ce5a5d73fe2c384ae47f17e1ec22b722ff735fec094921
  • 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\2026-08-06_ce7216677902441bad12e6901b7c5580_cryptolocker_elex.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-06_ce7216677902441bad12e6901b7c5580_cryptolocker_elex.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:972
    • 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:4580

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 35KB
        • SHA256 38df2bd08ba1fb4207c41a32882181e2cb2658c9b9a9080939a1f7bd010a4dd6
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/972-0-0x0000000002220000-0x0000000002226000-memory.dmp

        memory/972-1-0x0000000002220000-0x0000000002226000-memory.dmp

        memory/972-2-0x0000000000400000-0x0000000000406000-memory.dmp

        memory/4580-26-0x00000000020B0000-0x00000000020B6000-memory.dmp