Analysis

  • max time kernel
    148s
  • max time network
    144s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    10/08/2026, 23:42

General

  • Target
    2026-08-10_9313ed145485e3e85eaa1722e58d2a42_coinminer_cryptolocker_elex.exe
  • Size 86KB
  • Sample260810-3p11rsbc47
  • SHA256 a36e92236e0784b73b38d86e100ebc79dce4c1427f04d16e27d669c9f2426ecd
  • 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\2026-08-10_9313ed145485e3e85eaa1722e58d2a42_coinminer_cryptolocker_elex.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-10_9313ed145485e3e85eaa1722e58d2a42_coinminer_cryptolocker_elex.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4464
    • 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:5756

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 86KB
        • SHA256 a8204eba649d07e84139d5739b8cf978e79dc85eb33f574a67f2cf6ad65e3e04
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/4464-0-0x0000000000500000-0x000000000050F000-memory.dmp

        memory/4464-1-0x0000000002240000-0x0000000002246000-memory.dmp

        memory/4464-2-0x0000000002240000-0x0000000002246000-memory.dmp

        memory/4464-3-0x0000000002260000-0x0000000002266000-memory.dmp

        memory/4464-19-0x0000000000500000-0x000000000050F000-memory.dmp

        memory/5756-22-0x00000000020D0000-0x00000000020D6000-memory.dmp

        memory/5756-21-0x00000000020B0000-0x00000000020B6000-memory.dmp

        memory/5756-36-0x0000000000500000-0x000000000050F000-memory.dmp