Analysis

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

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    09/08/2026, 23:42

General

  • Target
    2026-08-09_e070c489bed4f5815c28f75d1fbf3884_cryptolocker_elex.exe
  • Size 42KB
  • Sample260809-3qeh6axdrd
  • SHA256 16398589cc753db60dc4aef329c05e7919fa479201cb99d007c065c7719556de
  • 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\2026-08-09_e070c489bed4f5815c28f75d1fbf3884_cryptolocker_elex.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-09_e070c489bed4f5815c28f75d1fbf3884_cryptolocker_elex.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:6012
    • C:\Users\Admin\AppData\Local\Temp\hasfj.exe
      "C:\Users\Admin\AppData\Local\Temp\hasfj.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:3120

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        hasfj.exe

        • Path C:\Users\Admin\AppData\Local\Temp\hasfj.exe
        • Size 42KB
        • SHA256 2a7df0821ccff8c0ba662281dd96f4bdfea169ce583b9464df79f812a1cf00f1
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/3120-18-0x0000000008000000-0x000000000800A000-memory.dmp

        memory/3120-20-0x0000000008000000-0x000000000800A000-memory.dmp

        memory/3120-21-0x0000000002290000-0x0000000002296000-memory.dmp

        memory/6012-0-0x0000000008004000-0x0000000008005000-memory.dmp

        memory/6012-1-0x0000000002290000-0x0000000002296000-memory.dmp

        memory/6012-2-0x0000000008000000-0x000000000800A000-memory.dmp

        memory/6012-3-0x00000000022C0000-0x00000000022C6000-memory.dmp