Analysis

  • max time kernel
    150s
  • max time network
    148s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    22/08/2026, 04:36

General

  • Target
    2026-08-22_1db369e1dc38ce59b4ab69db56022a03_cryptolocker_elex.exe
  • Size 44KB
  • Sample260822-e8lhes1clf
  • SHA256 6bc27bd47a249204d17eee6faa1abf1815a782a8b80d90aa8fd72a451bcefe20
  • 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\2026-08-22_1db369e1dc38ce59b4ab69db56022a03_cryptolocker_elex.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-22_1db369e1dc38ce59b4ab69db56022a03_cryptolocker_elex.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4300
    • 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:5860

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 45KB
        • SHA256 3aff0be84b153ed3a559dc6e933c51a03fa8b35f9d879d333fed7c70bb616ba0
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/4300-0-0x0000000008004000-0x0000000008005000-memory.dmp

        memory/4300-1-0x0000000002230000-0x0000000002236000-memory.dmp

        memory/4300-2-0x0000000008000000-0x0000000008009000-memory.dmp

        memory/4300-3-0x0000000002250000-0x0000000002256000-memory.dmp

        memory/5860-25-0x0000000008000000-0x0000000008009000-memory.dmp

        memory/5860-19-0x00000000006F0000-0x00000000006F6000-memory.dmp