Analysis

  • max time kernel
    150s
  • max time network
    152s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    02/08/2026, 04:04

General

  • Target
    2026-08-01_92c728aa2100ddf27024f7bdd6b9143d_coinminer_cryptolocker_elex.exe
  • Size 42KB
  • Sample260802-em282sthkf
  • SHA256 3d2ce062d86896957a2f6e6fa0fbe473939b8f078df2bdd08f21f3f8d6e78541
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10

Malware Config

Signatures

  • Detection of CryptoLocker Variants 4 IoCs
  • Detection of Cryptolocker Samples 2 IoCs
  • UPX dump on OEP (original entry point) 4 IoCs
  • Executes dropped EXE 1 IoCs
  • UPX packed file 4 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • 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\2026-08-01_92c728aa2100ddf27024f7bdd6b9143d_coinminer_cryptolocker_elex.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-01_92c728aa2100ddf27024f7bdd6b9143d_coinminer_cryptolocker_elex.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4900
    • C:\Users\Admin\AppData\Local\Temp\misid.exe
      "C:\Users\Admin\AppData\Local\Temp\misid.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:5116

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        misid.exe

        • Path C:\Users\Admin\AppData\Local\Temp\misid.exe
        • Size 42KB
        • SHA256 cc95b9d88db9d05463db74a1155633136f7351d5c71c94a4b702f026e31060bb
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/4900-0-0x0000000000500000-0x0000000000510000-memory.dmp

        memory/4900-1-0x0000000002240000-0x0000000002246000-memory.dmp

        memory/4900-2-0x0000000002240000-0x0000000002246000-memory.dmp

        memory/4900-3-0x0000000002260000-0x0000000002266000-memory.dmp

        memory/4900-17-0x0000000000500000-0x0000000000510000-memory.dmp

        memory/5116-20-0x0000000002150000-0x0000000002156000-memory.dmp

        memory/5116-26-0x0000000002130000-0x0000000002136000-memory.dmp

        memory/5116-27-0x0000000000500000-0x0000000000510000-memory.dmp