Analysis

  • max time kernel
    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
    15/08/2026, 14:19

General

  • Target
    2026-08-15_59563aca0f9ee3960061ca901ac4a6a5_coinminer_elex_upatre_wannacry.exe
  • Size 29KB
  • Sample260815-rms2layalf
  • SHA256 4cf593d8851b34d975ab220628b3c21108853b8ac2506244bd375898f0a7c546
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10

Malware Config

Signatures

  • Custom signature
    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\2026-08-15_59563aca0f9ee3960061ca901ac4a6a5_coinminer_elex_upatre_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-15_59563aca0f9ee3960061ca901ac4a6a5_coinminer_elex_upatre_wannacry.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3860
    • C:\Users\Admin\AppData\Local\Temp\ztdvl.exe
      "C:\Users\Admin\AppData\Local\Temp\ztdvl.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:4396

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        ztdvl.exe

        • Path C:\Users\Admin\AppData\Local\Temp\ztdvl.exe
        • Size 29KB
        • SHA256 52bebe8562455d5440b62a66b5a6fa8a429f4b6ec0449676801902947f01161f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/3860-0-0x0000000000400000-0x000000000040D000-memory.dmp

        memory/3860-1-0x0000000000402000-0x0000000000403000-memory.dmp

        memory/3860-10-0x0000000000400000-0x000000000040D000-memory.dmp

        memory/4396-12-0x0000000000400000-0x000000000040D000-memory.dmp