Analysis

  • max time kernel
    333s
  • max time network
    414s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06/12/2022, 22:55

General

  • Target
    file.exe
  • Size 423KB
  • Sample221206-2v4heaef3x
  • SHA256 ab65f0ca3113dcd8055b8bb4c518d810bb7f74ad8687bb8e78391dfed6e5522f
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10

Malware Config

Extracted

Family
  • amadey

Version
  • 3.50

C2
  • 77.73.133.72/hfk3vK9/index.php

Signatures

  • Amadey

    Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.

  • Executes dropped EXE 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\file.exe
    "C:\Users\Admin\AppData\Local\Temp\file.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:4008
    • C:\Users\Admin\AppData\Local\Temp\ecaac49691\gntuud.exe
      "C:\Users\Admin\AppData\Local\Temp\ecaac49691\gntuud.exe"
      2⤵
      • Executes dropped EXE
      PID:4056

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        gntuud.exe

        • Path C:\Users\Admin\AppData\Local\Temp\ecaac49691\gntuud.exe
        • Size 423KB
        • SHA256 ab65f0ca3113dcd8055b8bb4c518d810bb7f74ad8687bb8e78391dfed6e5522f
        • MD5 SHA1 SHA512 SSDEEP

        gntuud.exe

        • Path C:\Users\Admin\AppData\Local\Temp\ecaac49691\gntuud.exe
        • Size 423KB
        • SHA256 ab65f0ca3113dcd8055b8bb4c518d810bb7f74ad8687bb8e78391dfed6e5522f
        • MD5 SHA1 SHA512 SSDEEP

        memory/4008-132-0x0000000000553000-0x0000000000572000-memory.dmp

        memory/4008-133-0x00000000006C0000-0x00000000006FE000-memory.dmp

        memory/4008-134-0x0000000000553000-0x0000000000572000-memory.dmp

        memory/4008-135-0x0000000000400000-0x000000000046F000-memory.dmp

        memory/4008-142-0x0000000000400000-0x000000000046F000-memory.dmp

        memory/4056-139-0x00000000004B3000-0x00000000004D2000-memory.dmp

        memory/4056-140-0x0000000000720000-0x000000000075E000-memory.dmp

        memory/4056-141-0x0000000000400000-0x000000000046F000-memory.dmp