Analysis

  • max time kernel
    148s
  • max time network
    132s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    23/07/2026, 01:45

General

  • Target
    2026-07-22_7b11231d95f1f674509425ab89b71bbd_cryptolocker_elex.exe
  • Size 36KB
  • Sample260723-b6e13st1e1
  • SHA256 64046afcbc9f38c3daf0b73b8fd2366db7c89e9b3e6f793323b1f320bc4845a9
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10

Malware Config

Signatures

  • Detection of CryptoLocker Variants 2 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\2026-07-22_7b11231d95f1f674509425ab89b71bbd_cryptolocker_elex.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-22_7b11231d95f1f674509425ab89b71bbd_cryptolocker_elex.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3276
    • C:\Users\Admin\AppData\Local\Temp\gewos.exe
      "C:\Users\Admin\AppData\Local\Temp\gewos.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:4348

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        gewos.exe

        • Path C:\Users\Admin\AppData\Local\Temp\gewos.exe
        • Size 37KB
        • SHA256 0187fc67fef14dd9a27761f048c6340ac7fe2bc3785e6098d83b5aed0f0fa5a1
        • MD5 SHA1 SHA512 SSDEEP TLSH

        gewosik.exe

        • Path C:\Users\Admin\AppData\Local\Temp\gewosik.exe
        • Size 4B
        • SHA256 042aea10a0f14f2d391373599be69d53a75dde9951fc3d3cd10b6100aa7a9f24
        • MD5 SHA1 SHA512

        memory/3276-0-0x0000000000404000-0x0000000000405000-memory.dmp

        memory/3276-1-0x0000000002280000-0x0000000002286000-memory.dmp

        memory/3276-9-0x0000000000400000-0x0000000000408000-memory.dmp

        memory/3276-2-0x0000000000400000-0x0000000000406000-memory.dmp

        memory/4348-20-0x0000000000400000-0x0000000000408000-memory.dmp

        memory/4348-22-0x0000000000400000-0x0000000000406000-memory.dmp