Analysis

  • max time kernel
    150s
  • max time network
    148s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260706-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260706-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    07/07/2026, 03:19

General

  • Target
    2026-07-06_6666bea395307fef0e60c5f6fef9b7e3_cryptolocker_elex.exe
  • Size 40KB
  • Sample260707-dvcspady9k
  • SHA256 94c7f836fa3355f466a88552701778ef39e313641f017e506846bd222066295c
  • 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\2026-07-06_6666bea395307fef0e60c5f6fef9b7e3_cryptolocker_elex.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-06_6666bea395307fef0e60c5f6fef9b7e3_cryptolocker_elex.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4440
    • 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:2456

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 40KB
        • SHA256 9ba7fa8e03a21cc9391527bb08b98f12b88b4fa0119f72edfa706b6c665b28f9
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/2456-18-0x0000000008000000-0x000000000800A000-memory.dmp

        memory/2456-26-0x0000000008000000-0x000000000800A000-memory.dmp

        memory/2456-20-0x00000000037F0000-0x00000000037F6000-memory.dmp

        memory/4440-0-0x0000000008004000-0x0000000008005000-memory.dmp

        memory/4440-1-0x0000000002290000-0x0000000002296000-memory.dmp

        memory/4440-2-0x0000000008000000-0x000000000800A000-memory.dmp

        memory/4440-3-0x00000000022C0000-0x00000000022C6000-memory.dmp