Analysis

  • max time kernel
    150s
  • max time network
    149s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    25/08/2026, 09:42

General

  • Target
    2026-08-24_7c086fe31aba6881ef8cb08625ae587b_cryptolocker_elex.exe
  • Size 35KB
  • Sample260825-lpswqagf35
  • SHA256 5329dc805482a26bd908a63f7c683b09f60fea538d8bb92e7031233330a0cb7e
  • 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\2026-08-24_7c086fe31aba6881ef8cb08625ae587b_cryptolocker_elex.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-24_7c086fe31aba6881ef8cb08625ae587b_cryptolocker_elex.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2956
    • 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:4932

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 b3f6d08dfa7f7fa36c5df1d6d8bad4aa39b8ca220ab262a0c09dc395772d53e1
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/2956-0-0x0000000008004000-0x0000000008005000-memory.dmp

        memory/2956-1-0x00000000021A0000-0x00000000021A6000-memory.dmp

        memory/2956-2-0x0000000008000000-0x0000000008009000-memory.dmp

        memory/2956-3-0x00000000021C0000-0x00000000021C6000-memory.dmp

        memory/2956-17-0x0000000008000000-0x0000000008009000-memory.dmp

        memory/4932-27-0x0000000008000000-0x0000000008009000-memory.dmp

        memory/4932-26-0x0000000008000000-0x0000000008009000-memory.dmp

        memory/4932-20-0x0000000002150000-0x0000000002156000-memory.dmp

        memory/4932-28-0x0000000008000000-0x0000000008009000-memory.dmp