Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15/06/2024, 19:37

General

  • Target
    bd1c6d7d693a33feacf6acc9aca02ea7f7df7d95c8ab310fca6fcb99b1ba2cb5.exe
  • Size 1.8MB
  • Sample240615-yb12dsserg
  • SHA256 bd1c6d7d693a33feacf6acc9aca02ea7f7df7d95c8ab310fca6fcb99b1ba2cb5
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • amadey

Version
  • 4.21

Botnet
  • 0e6740

C2
  • http://147.45.47.155

Attributes
  • install_dir

    9217037dc9

  • install_file

    explortu.exe

  • strings_key

    8e894a8a4a3d0da8924003a561cfb244

  • url_paths

    /ku4Nor9/index.php

rc4.plain

Signatures

  • Amadey

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

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 5 IoCs
  • Checks BIOS information in registry 2 TTPs 10 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 4 IoCs
  • Identifies Wine through registry keys 2 TTPs 5 IoCs

    Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

  • Suspicious use of NtSetInformationThreadHideFromDebugger 5 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\bd1c6d7d693a33feacf6acc9aca02ea7f7df7d95c8ab310fca6fcb99b1ba2cb5.exe
    "C:\Users\Admin\AppData\Local\Temp\bd1c6d7d693a33feacf6acc9aca02ea7f7df7d95c8ab310fca6fcb99b1ba2cb5.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Checks computer location settings
    • Identifies Wine through registry keys
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:4156
    • C:\Users\Admin\AppData\Local\Temp\9217037dc9\explortu.exe
      "C:\Users\Admin\AppData\Local\Temp\9217037dc9\explortu.exe"
      2⤵
      • Identifies VirtualBox via ACPI registry values (likely anti-VM)
      • Checks BIOS information in registry
      • Executes dropped EXE
      • Identifies Wine through registry keys
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Suspicious behavior: EnumeratesProcesses
      PID:3628
  • C:\Users\Admin\AppData\Local\Temp\9217037dc9\explortu.exe
    C:\Users\Admin\AppData\Local\Temp\9217037dc9\explortu.exe
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Executes dropped EXE
    • Identifies Wine through registry keys
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: EnumeratesProcesses
    PID:4772
  • C:\Users\Admin\AppData\Local\Temp\9217037dc9\explortu.exe
    C:\Users\Admin\AppData\Local\Temp\9217037dc9\explortu.exe
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Executes dropped EXE
    • Identifies Wine through registry keys
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: EnumeratesProcesses
    PID:4688
  • C:\Users\Admin\AppData\Local\Temp\9217037dc9\explortu.exe
    C:\Users\Admin\AppData\Local\Temp\9217037dc9\explortu.exe
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Executes dropped EXE
    • Identifies Wine through registry keys
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: EnumeratesProcesses
    PID:4984

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        explortu.exe

        • Path C:\Users\Admin\AppData\Local\Temp\9217037dc9\explortu.exe
        • Size 1.8MB
        • SHA256 bd1c6d7d693a33feacf6acc9aca02ea7f7df7d95c8ab310fca6fcb99b1ba2cb5
        • MD5 SHA1 SHA512 SSDEEP

        memory/3628-25-0x0000000000C30000-0x00000000010DA000-memory.dmp

        memory/3628-36-0x0000000000C30000-0x00000000010DA000-memory.dmp

        memory/3628-43-0x0000000000C30000-0x00000000010DA000-memory.dmp

        memory/3628-38-0x0000000000C30000-0x00000000010DA000-memory.dmp

        memory/3628-26-0x0000000000C30000-0x00000000010DA000-memory.dmp

        memory/3628-37-0x0000000000C30000-0x00000000010DA000-memory.dmp

        memory/3628-18-0x0000000000C30000-0x00000000010DA000-memory.dmp

        memory/3628-19-0x0000000000C30000-0x00000000010DA000-memory.dmp

        memory/3628-20-0x0000000000C30000-0x00000000010DA000-memory.dmp

        memory/3628-21-0x0000000000C30000-0x00000000010DA000-memory.dmp

        memory/3628-22-0x0000000000C30000-0x00000000010DA000-memory.dmp

        memory/3628-23-0x0000000000C30000-0x00000000010DA000-memory.dmp

        memory/3628-42-0x0000000000C30000-0x00000000010DA000-memory.dmp

        memory/3628-24-0x0000000000C30000-0x00000000010DA000-memory.dmp

        memory/3628-35-0x0000000000C30000-0x00000000010DA000-memory.dmp

        memory/3628-27-0x0000000000C30000-0x00000000010DA000-memory.dmp

        memory/3628-47-0x0000000000C30000-0x00000000010DA000-memory.dmp

        memory/3628-46-0x0000000000C30000-0x00000000010DA000-memory.dmp

        memory/3628-45-0x0000000000C30000-0x00000000010DA000-memory.dmp

        memory/3628-44-0x0000000000C30000-0x00000000010DA000-memory.dmp

        memory/3628-33-0x0000000000C30000-0x00000000010DA000-memory.dmp

        memory/3628-34-0x0000000000C30000-0x00000000010DA000-memory.dmp

        memory/4156-1-0x0000000077564000-0x0000000077566000-memory.dmp

        memory/4156-2-0x0000000000E21000-0x0000000000E4F000-memory.dmp

        memory/4156-17-0x0000000000E20000-0x00000000012CA000-memory.dmp

        memory/4156-5-0x0000000000E20000-0x00000000012CA000-memory.dmp

        memory/4156-0-0x0000000000E20000-0x00000000012CA000-memory.dmp

        memory/4156-3-0x0000000000E20000-0x00000000012CA000-memory.dmp

        memory/4688-40-0x0000000000C30000-0x00000000010DA000-memory.dmp

        memory/4688-41-0x0000000000C30000-0x00000000010DA000-memory.dmp

        memory/4772-32-0x0000000000C30000-0x00000000010DA000-memory.dmp

        memory/4772-31-0x0000000000C30000-0x00000000010DA000-memory.dmp

        memory/4772-30-0x0000000000C30000-0x00000000010DA000-memory.dmp

        memory/4772-29-0x0000000000C30000-0x00000000010DA000-memory.dmp

        memory/4984-49-0x0000000000C30000-0x00000000010DA000-memory.dmp

        memory/4984-50-0x0000000000C30000-0x00000000010DA000-memory.dmp