Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    10/09/2026, 05:07

General

  • Target
    2026-09-08_6bb773552073eca54dc9e9ba2e38959e_cryptolocker_elex.exe
  • Size 42KB
  • Sample260910-fr1rfsyfjg
  • SHA256 4d139dc5e2fe8ee3268a70c372cd70aa5b5a001efdd394b0482d892e9d28ebd4
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10

Malware Config

Signatures

  • Detection of CryptoLocker Variants 4 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\2026-09-08_6bb773552073eca54dc9e9ba2e38959e_cryptolocker_elex.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-09-08_6bb773552073eca54dc9e9ba2e38959e_cryptolocker_elex.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:6664
    • 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:5104

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        lossy.exe

        • Path C:\Users\Admin\AppData\Local\Temp\lossy.exe
        • Size 42KB
        • SHA256 763c24012c480f6eb104489226a96ba47c4a9e34223c1e748f50e5d23d479e8c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/5104-18-0x0000000008000000-0x0000000008009000-memory.dmp

        memory/5104-20-0x0000000008000000-0x0000000008009000-memory.dmp

        memory/5104-21-0x00000000021C0000-0x00000000021C6000-memory.dmp

        memory/6664-0-0x0000000008004000-0x0000000008005000-memory.dmp

        memory/6664-1-0x00000000020A0000-0x00000000020A6000-memory.dmp

        memory/6664-2-0x0000000008000000-0x0000000008009000-memory.dmp

        memory/6664-3-0x00000000020C0000-0x00000000020C6000-memory.dmp