Analysis

  • max time kernel
    148s
  • max time network
    151s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260617-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260617-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    29/06/2026, 01:12

General

  • Target
    2026-06-27_f77eb8aeda08eaf7e01fb48fcde37e12_cryptolocker_elex.exe
  • Size 52KB
  • Sample260629-bkt8wabs2l
  • SHA256 b38af46ac6f2117a7727455e4624b0141d00d3bd16b8b5da06b8d84497982df7
  • 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\2026-06-27_f77eb8aeda08eaf7e01fb48fcde37e12_cryptolocker_elex.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-06-27_f77eb8aeda08eaf7e01fb48fcde37e12_cryptolocker_elex.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3156
    • 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:4760

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        hurok.exe

        • Path C:\Users\Admin\AppData\Local\Temp\hurok.exe
        • Size 52KB
        • SHA256 a279256acbcf6953a5aff42c405a51c99968f18d950391bb7c6cc2faec139932
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/3156-0-0x0000000002230000-0x0000000002236000-memory.dmp

        memory/3156-1-0x0000000002230000-0x0000000002236000-memory.dmp

        memory/3156-2-0x0000000000400000-0x0000000000406000-memory.dmp

        memory/4760-26-0x00000000020F0000-0x00000000020F6000-memory.dmp