Resubmissions

26/09/2024, 13:48

240926-q4gjfszfrq10

23/09/2024, 16:22

240923-tvnsyswdph10

Analysis

  • max time kernel
    10s
  • max time network
    16s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    23/09/2024, 16:22

General

  • Target
    587e86e6ca49e27558b086d23708a5a506c3472314ceb0f3156184a4f9a4745d.exe
  • Size 1.8MB
  • Sample240923-tvnsyswdph
  • SHA256 587e86e6ca49e27558b086d23708a5a506c3472314ceb0f3156184a4f9a4745d
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • amadey

Version
  • 4.42

Botnet
  • 9c9aa5

C2
  • http://185.215.113.43

Attributes
  • install_dir

    abc3bc1985

  • install_file

    skotes.exe

  • strings_key

    8a35cf2ea38c2817dba29a4b5b25dcf0

  • url_paths

    /Zu7JuNko/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 2 IoCs
  • Checks BIOS information in registry 2 TTPs 4 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Identifies Wine through registry keys 2 TTPs 2 IoCs

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

  • Loads dropped DLL 2 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\587e86e6ca49e27558b086d23708a5a506c3472314ceb0f3156184a4f9a4745d.exe
    "C:\Users\Admin\AppData\Local\Temp\587e86e6ca49e27558b086d23708a5a506c3472314ceb0f3156184a4f9a4745d.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Identifies Wine through registry keys
    • Loads dropped DLL
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:3020
    • C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe
      "C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.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:2824

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        skotes.exe

        • Path \Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe
        • Size 1.8MB
        • SHA256 587e86e6ca49e27558b086d23708a5a506c3472314ceb0f3156184a4f9a4745d
        • MD5 SHA1 SHA512 SSDEEP

        memory/2824-24-0x0000000001060000-0x00000000014F6000-memory.dmp

        memory/2824-21-0x0000000001061000-0x000000000108F000-memory.dmp

        memory/2824-22-0x0000000001060000-0x00000000014F6000-memory.dmp

        memory/2824-20-0x0000000001060000-0x00000000014F6000-memory.dmp

        memory/3020-3-0x0000000000FF0000-0x0000000001486000-memory.dmp

        memory/3020-17-0x0000000000FF0000-0x0000000001486000-memory.dmp

        memory/3020-18-0x0000000006780000-0x0000000006C16000-memory.dmp

        memory/3020-19-0x0000000006780000-0x0000000006C16000-memory.dmp

        memory/3020-4-0x0000000000FF0000-0x0000000001486000-memory.dmp

        memory/3020-0-0x0000000000FF0000-0x0000000001486000-memory.dmp

        memory/3020-2-0x0000000000FF1000-0x000000000101F000-memory.dmp

        memory/3020-1-0x0000000077080000-0x0000000077082000-memory.dmp