Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260710-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    21/08/2026, 03:54

General

  • Target
    2026-08-21_ce3e05017dc4f880ac31fa7d851714ce_cryptolocker_elex.exe
  • Size 35KB
  • Sample260821-eghbpawvht
  • SHA256 cf7f4b889ba0ee79a90a8a2479548b4cf240f41ab902bc7fbd9680fe7b442a1b
  • 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\2026-08-21_ce3e05017dc4f880ac31fa7d851714ce_cryptolocker_elex.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-21_ce3e05017dc4f880ac31fa7d851714ce_cryptolocker_elex.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3468
    • C:\Users\Admin\AppData\Local\Temp\lossy.exe
      "C:\Users\Admin\AppData\Local\Temp\lossy.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:4596

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        lossy.exe

        • Path C:\Users\Admin\AppData\Local\Temp\lossy.exe
        • Size 35KB
        • SHA256 63c0ee911ed49df09e4369d8f4e52bb2c45fd03262d16eaaea23d3d8f0959abb
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/3468-0-0x0000000008004000-0x0000000008005000-memory.dmp

        memory/3468-1-0x0000000000700000-0x0000000000706000-memory.dmp

        memory/3468-2-0x0000000002140000-0x0000000002146000-memory.dmp

        memory/3468-9-0x0000000008000000-0x0000000008009000-memory.dmp

        memory/3468-18-0x0000000008000000-0x0000000008009000-memory.dmp

        memory/4596-20-0x0000000002250000-0x0000000002256000-memory.dmp

        memory/4596-26-0x0000000008000000-0x0000000008009000-memory.dmp

        memory/4596-27-0x0000000008000000-0x0000000008009000-memory.dmp