Analysis

  • max time kernel
    148s
  • max time network
    125s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    10/07/2026, 11:43

General

  • Target
    2026-07-10_7dbadc5f8b05ca61faae5ca0f8a9de0c_coinminer_cryptolocker_elex.exe
  • Size 65KB
  • Sample260710-nvmm1aby2v
  • SHA256 e03049852a99bb4a85fb5490ca25de5d879eb830f616ac20924c5092d27b871b
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Detection of CryptoLocker Variants 4 IoCs
  • Detection of Cryptolocker Samples 4 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.

  • Modifies system certificate store 2 TTPs 2 IoCs
  • Suspicious use of WriteProcessMemory 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-07-10_7dbadc5f8b05ca61faae5ca0f8a9de0c_coinminer_cryptolocker_elex.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-10_7dbadc5f8b05ca61faae5ca0f8a9de0c_coinminer_cryptolocker_elex.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3248
    • C:\Users\Admin\AppData\Local\Temp\asih.exe
      "C:\Users\Admin\AppData\Local\Temp\asih.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Modifies system certificate store
      PID:5196

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        asih.exe

        • Path C:\Users\Admin\AppData\Local\Temp\asih.exe
        • Size 65KB
        • SHA256 560c9aab2602b376bb7bf83ec32eb598df5502bda4772c47d1456949f700307b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/3248-0-0x0000000000500000-0x000000000050F000-memory.dmp

        memory/3248-1-0x0000000000810000-0x0000000000816000-memory.dmp

        memory/3248-2-0x0000000000810000-0x0000000000816000-memory.dmp

        memory/3248-3-0x00000000021D0000-0x00000000021D6000-memory.dmp

        memory/3248-18-0x0000000000500000-0x000000000050F000-memory.dmp

        memory/5196-21-0x0000000000770000-0x0000000000776000-memory.dmp

        memory/5196-27-0x0000000000750000-0x0000000000756000-memory.dmp

        memory/5196-53-0x0000000000500000-0x000000000050F000-memory.dmp