Analysis

  • max time kernel
    148s
  • max time network
    142s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260710-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    26/08/2026, 12:36

General

  • Target
    2026-08-25_b5942ec05528cf5997f4fe8f156826c0_cryptolocker_elex.exe
  • Size 35KB
  • Sample260826-ps2jtazalg
  • SHA256 f37e2e8589a43af7fdb9301b8bc43dedf063afd6df648051c56059b2e328b5c9
  • 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\2026-08-25_b5942ec05528cf5997f4fe8f156826c0_cryptolocker_elex.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-25_b5942ec05528cf5997f4fe8f156826c0_cryptolocker_elex.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4680
    • C:\Users\Admin\AppData\Local\Temp\pissa.exe
      "C:\Users\Admin\AppData\Local\Temp\pissa.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:6004

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        pissa.exe

        • Path C:\Users\Admin\AppData\Local\Temp\pissa.exe
        • Size 35KB
        • SHA256 7c12bd8085b6ce8119d3efe637d6e160675218f31f6c2bb5c16f372b4744538c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        pissec.exe

        • Path C:\Users\Admin\AppData\Local\Temp\pissec.exe
        • Size 114B
        • SHA256 6dc9c7fc93bb488bb0520a6c780a8d3c0fb5486a4711aca49b4c53fac7393023
        • MD5 SHA1 SHA512 TLSH

        memory/4680-0-0x0000000008004000-0x0000000008005000-memory.dmp

        memory/4680-1-0x0000000002280000-0x0000000002286000-memory.dmp

        memory/4680-3-0x00000000022B0000-0x00000000022B6000-memory.dmp

        memory/4680-2-0x0000000008000000-0x0000000008009000-memory.dmp

        memory/6004-20-0x0000000008000000-0x0000000008009000-memory.dmp

        memory/6004-21-0x0000000002210000-0x0000000002216000-memory.dmp

        memory/6004-18-0x0000000008000000-0x0000000008009000-memory.dmp