Analysis

  • max time kernel
    146s
  • max time network
    150s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240611-en
  • resource tags

    arch:x64arch:x86image:win11-20240611-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    16/06/2024, 01:25

General

  • Target
    ef83327f8cd90a3e2167eb7a392074bf86c473b565301888e285d1daa6707894.exe
  • Size 1.9MB
  • Sample240616-bs1evsxdnr
  • SHA256 ef83327f8cd90a3e2167eb7a392074bf86c473b565301888e285d1daa6707894
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • amadey

Version
  • 8254624243

Botnet
  • e76b71

C2
  • http://77.91.77.81

Attributes
  • install_dir

    8254624243

  • install_file

    axplong.exe

  • strings_key

    90049e51fabf09df0d6748e0b271922e

  • url_paths

    /Kiru9gu/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 4 IoCs
  • Checks BIOS information in registry 2 TTPs 8 IoCs

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

  • Executes dropped EXE 3 IoCs
  • Identifies Wine through registry keys 2 TTPs 4 IoCs

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

  • Suspicious use of NtSetInformationThreadHideFromDebugger 4 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 8 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ef83327f8cd90a3e2167eb7a392074bf86c473b565301888e285d1daa6707894.exe
    "C:\Users\Admin\AppData\Local\Temp\ef83327f8cd90a3e2167eb7a392074bf86c473b565301888e285d1daa6707894.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Identifies Wine through registry keys
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2512
    • C:\Users\Admin\AppData\Local\Temp\8254624243\axplong.exe
      "C:\Users\Admin\AppData\Local\Temp\8254624243\axplong.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:684
  • C:\Users\Admin\AppData\Local\Temp\8254624243\axplong.exe
    C:\Users\Admin\AppData\Local\Temp\8254624243\axplong.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:908
  • C:\Users\Admin\AppData\Local\Temp\8254624243\axplong.exe
    C:\Users\Admin\AppData\Local\Temp\8254624243\axplong.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:1536

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        axplong.exe

        • Path C:\Users\Admin\AppData\Local\Temp\8254624243\axplong.exe
        • Size 1.9MB
        • SHA256 ef83327f8cd90a3e2167eb7a392074bf86c473b565301888e285d1daa6707894
        • MD5 SHA1 SHA512 SSDEEP

        memory/684-27-0x00000000007B0000-0x0000000000C8E000-memory.dmp

        memory/684-21-0x00000000007B0000-0x0000000000C8E000-memory.dmp

        memory/684-45-0x00000000007B0000-0x0000000000C8E000-memory.dmp

        memory/684-44-0x00000000007B0000-0x0000000000C8E000-memory.dmp

        memory/684-43-0x00000000007B0000-0x0000000000C8E000-memory.dmp

        memory/684-18-0x00000000007B0000-0x0000000000C8E000-memory.dmp

        memory/684-42-0x00000000007B0000-0x0000000000C8E000-memory.dmp

        memory/684-19-0x00000000007B1000-0x00000000007DF000-memory.dmp

        memory/684-26-0x00000000007B0000-0x0000000000C8E000-memory.dmp

        memory/684-33-0x00000000007B0000-0x0000000000C8E000-memory.dmp

        memory/684-22-0x00000000007B0000-0x0000000000C8E000-memory.dmp

        memory/684-23-0x00000000007B0000-0x0000000000C8E000-memory.dmp

        memory/684-24-0x00000000007B0000-0x0000000000C8E000-memory.dmp

        memory/684-25-0x00000000007B0000-0x0000000000C8E000-memory.dmp

        memory/684-38-0x00000000007B0000-0x0000000000C8E000-memory.dmp

        memory/684-37-0x00000000007B0000-0x0000000000C8E000-memory.dmp

        memory/684-20-0x00000000007B0000-0x0000000000C8E000-memory.dmp

        memory/684-36-0x00000000007B0000-0x0000000000C8E000-memory.dmp

        memory/684-35-0x00000000007B0000-0x0000000000C8E000-memory.dmp

        memory/684-34-0x00000000007B0000-0x0000000000C8E000-memory.dmp

        memory/908-29-0x00000000007B0000-0x0000000000C8E000-memory.dmp

        memory/908-32-0x00000000007B0000-0x0000000000C8E000-memory.dmp

        memory/908-31-0x00000000007B0000-0x0000000000C8E000-memory.dmp

        memory/908-30-0x00000000007B0000-0x0000000000C8E000-memory.dmp

        memory/1536-40-0x00000000007B0000-0x0000000000C8E000-memory.dmp

        memory/1536-41-0x00000000007B0000-0x0000000000C8E000-memory.dmp

        memory/2512-0-0x0000000000F10000-0x00000000013EE000-memory.dmp

        memory/2512-2-0x0000000000F11000-0x0000000000F3F000-memory.dmp

        memory/2512-17-0x0000000000F10000-0x00000000013EE000-memory.dmp

        memory/2512-1-0x0000000077C76000-0x0000000077C78000-memory.dmp

        memory/2512-5-0x0000000000F10000-0x00000000013EE000-memory.dmp

        memory/2512-3-0x0000000000F10000-0x00000000013EE000-memory.dmp