Analysis

  • max time kernel
    150s
  • max time network
    148s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    06/09/2026, 17:18

General

  • Target
    2026-09-06_d29df9a118e31c05cadd034bf7e98a7d_cryptolocker_elex.exe
  • Size 46KB
  • Sample260906-vvf9jscc57
  • SHA256 bce567c126ca5c1750b1cff0318e0977f33d1934fb7ae7bd4b61182cb6824b06
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10

Malware Config

Signatures

  • Detection of CryptoLocker Variants 5 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\2026-09-06_d29df9a118e31c05cadd034bf7e98a7d_cryptolocker_elex.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-09-06_d29df9a118e31c05cadd034bf7e98a7d_cryptolocker_elex.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:5012
    • 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:5088

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 46KB
        • SHA256 f0b351e00bea9eaa0ea422169822c827ecaeff4335066c2e1d1d40bc60823f73
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/5012-1-0x0000000008004000-0x0000000008005000-memory.dmp

        memory/5012-0-0x0000000008000000-0x000000000800D000-memory.dmp

        memory/5012-2-0x0000000003920000-0x0000000003926000-memory.dmp

        memory/5012-3-0x0000000008000000-0x000000000800D000-memory.dmp

        memory/5012-4-0x0000000003950000-0x0000000003956000-memory.dmp

        memory/5088-19-0x0000000008000000-0x000000000800D000-memory.dmp

        memory/5088-21-0x00000000022A0000-0x00000000022A6000-memory.dmp

        memory/5088-27-0x0000000008000000-0x000000000800D000-memory.dmp