Analysis

  • max time kernel
    150s
  • max time network
    148s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260630-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260630-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    02/07/2026, 22:42

General

  • Target
    2026-07-02_82a14ea176087776bd625fc51ce2902a_cryptolocker_elex.exe
  • Size 50KB
  • Sample260702-2ml86acx6n
  • SHA256 417bcb37bfede0b593d419280e9d1a9eb8a24456c086dc8fccdc9be9af42ddb9
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10

Malware Config

Signatures

  • Detection of CryptoLocker Variants 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\2026-07-02_82a14ea176087776bd625fc51ce2902a_cryptolocker_elex.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-02_82a14ea176087776bd625fc51ce2902a_cryptolocker_elex.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3520
    • C:\Users\Admin\AppData\Local\Temp\hasfj.exe
      "C:\Users\Admin\AppData\Local\Temp\hasfj.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:5560

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        hasfj.exe

        • Path C:\Users\Admin\AppData\Local\Temp\hasfj.exe
        • Size 50KB
        • SHA256 c8d156fa4230a09eeea80be8e61c9c8bd84a9ef1cc9b155523868ad6d16722a8
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/3520-0-0x0000000008004000-0x0000000008005000-memory.dmp

        memory/3520-1-0x0000000002290000-0x0000000002296000-memory.dmp

        memory/3520-2-0x0000000008000000-0x000000000800A000-memory.dmp

        memory/3520-3-0x00000000022C0000-0x00000000022C6000-memory.dmp

        memory/5560-18-0x0000000008000000-0x000000000800A000-memory.dmp

        memory/5560-20-0x0000000008000000-0x000000000800A000-memory.dmp

        memory/5560-21-0x0000000002290000-0x0000000002296000-memory.dmp