Analysis

  • max time kernel
    150s
  • max time network
    149s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260710-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    08/09/2026, 22:18

General

  • Target
    2026-09-07_7df2e92f314991f37820e212ec352089_cryptolocker_elex.exe
  • Size 34KB
  • Sample260908-173afaysct
  • SHA256 8b9559cfc293e8df3bd5fb2df261950aaf08eca411df55e30cfc2df6cd27685b
  • 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\2026-09-07_7df2e92f314991f37820e212ec352089_cryptolocker_elex.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-09-07_7df2e92f314991f37820e212ec352089_cryptolocker_elex.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3576
    • 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:5976

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 34KB
        • SHA256 8af1ce10b84c1f757e3fc46a6a573fc26d304329b74a0d28c02c415e1f2bd70d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/3576-0-0x0000000008004000-0x0000000008005000-memory.dmp

        memory/3576-1-0x0000000002290000-0x0000000002296000-memory.dmp

        memory/3576-2-0x0000000008000000-0x0000000008009000-memory.dmp

        memory/3576-3-0x0000000003810000-0x0000000003816000-memory.dmp

        memory/5976-18-0x0000000008000000-0x0000000008009000-memory.dmp

        memory/5976-20-0x00000000007A0000-0x00000000007A6000-memory.dmp

        memory/5976-26-0x0000000008000000-0x0000000008009000-memory.dmp