Analysis

  • max time kernel
    148s
  • max time network
    138s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260629-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260629-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    01/07/2026, 12:09

General

  • Target
    2026-07-01_2fad298b7a81b85956e67694634db018_cryptolocker_elex.exe
  • Size 41KB
  • Sample260701-pbfwsafv9x
  • SHA256 28a6e725853726f66e37d38bee5e35cff7fd969769dc87499b4aa3bd2edb73ad
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10

Malware Config

Signatures

  • Detection of CryptoLocker Variants 3 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\2026-07-01_2fad298b7a81b85956e67694634db018_cryptolocker_elex.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-01_2fad298b7a81b85956e67694634db018_cryptolocker_elex.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:6132
    • 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:1784

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 41KB
        • SHA256 d07126402f276e0d890badfe301f4e033471109931c43d0029943a7b8a55599f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        gewosik.exe

        • Path C:\Users\Admin\AppData\Local\Temp\gewosik.exe
        • Size 183B
        • SHA256 8df48dde7cbcfafe3e6896fd2f712f4fab6ff0437b2d1be2b97cb1f599107037
        • MD5 SHA1 SHA512 TLSH

        memory/1784-20-0x0000000000400000-0x0000000000408000-memory.dmp

        memory/1784-22-0x0000000000400000-0x0000000000408000-memory.dmp

        memory/1784-23-0x0000000000400000-0x0000000000406000-memory.dmp

        memory/6132-0-0x0000000000404000-0x0000000000405000-memory.dmp

        memory/6132-1-0x0000000002280000-0x0000000002286000-memory.dmp

        memory/6132-2-0x0000000000400000-0x0000000000408000-memory.dmp

        memory/6132-3-0x0000000000400000-0x0000000000406000-memory.dmp