Analysis

  • max time kernel
    149s
  • max time network
    115s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240508-en
  • resource tags

    arch:x64arch:x86image:win11-20240508-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    29-05-2024 15:11

General

  • Target

    e0b53f8ea0b26d4e4e73088c14f07b72baca791b9d45fcc683ffa9fcb50034e1.exe

  • Size

    1.8MB

  • MD5

    41e4eb61238a817f6de51a66c3d8aa81

  • SHA1

    9c7b7a52429798b0a55eb7188671333df548af21

  • SHA256

    e0b53f8ea0b26d4e4e73088c14f07b72baca791b9d45fcc683ffa9fcb50034e1

  • SHA512

    237075007746839a64ee1c655198d0e00083bdfe94940a47a9281a5e29835ef930c7e60e6e85ebd111cceb4865d39e60dcdd3a025f32093d603bd55a6a2de65e

  • SSDEEP

    49152:Jg5bTJnKwxSLIN2IQr2384km8XS2VfaEI/RG:+5bdnyLmQrW84dk/yjc

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.

  • 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\e0b53f8ea0b26d4e4e73088c14f07b72baca791b9d45fcc683ffa9fcb50034e1.exe
    "C:\Users\Admin\AppData\Local\Temp\e0b53f8ea0b26d4e4e73088c14f07b72baca791b9d45fcc683ffa9fcb50034e1.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:4880
    • 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:2440
  • 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:2672
  • 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:1640
  • 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:2428

Network

MITRE ATT&CK Matrix ATT&CK v13

Defense Evasion

Virtualization/Sandbox Evasion

2
T1497

Discovery

Query Registry

3
T1012

Virtualization/Sandbox Evasion

2
T1497

System Information Discovery

2
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\9217037dc9\explortu.exe
    Filesize

    1.8MB

    MD5

    41e4eb61238a817f6de51a66c3d8aa81

    SHA1

    9c7b7a52429798b0a55eb7188671333df548af21

    SHA256

    e0b53f8ea0b26d4e4e73088c14f07b72baca791b9d45fcc683ffa9fcb50034e1

    SHA512

    237075007746839a64ee1c655198d0e00083bdfe94940a47a9281a5e29835ef930c7e60e6e85ebd111cceb4865d39e60dcdd3a025f32093d603bd55a6a2de65e

  • memory/1640-40-0x0000000000820000-0x0000000000CE1000-memory.dmp
    Filesize

    4.8MB

  • memory/1640-39-0x0000000000820000-0x0000000000CE1000-memory.dmp
    Filesize

    4.8MB

  • memory/2428-49-0x0000000000820000-0x0000000000CE1000-memory.dmp
    Filesize

    4.8MB

  • memory/2428-48-0x0000000000820000-0x0000000000CE1000-memory.dmp
    Filesize

    4.8MB

  • memory/2440-20-0x0000000000820000-0x0000000000CE1000-memory.dmp
    Filesize

    4.8MB

  • memory/2440-32-0x0000000000820000-0x0000000000CE1000-memory.dmp
    Filesize

    4.8MB

  • memory/2440-18-0x0000000000820000-0x0000000000CE1000-memory.dmp
    Filesize

    4.8MB

  • memory/2440-19-0x0000000000820000-0x0000000000CE1000-memory.dmp
    Filesize

    4.8MB

  • memory/2440-46-0x0000000000820000-0x0000000000CE1000-memory.dmp
    Filesize

    4.8MB

  • memory/2440-21-0x0000000000820000-0x0000000000CE1000-memory.dmp
    Filesize

    4.8MB

  • memory/2440-22-0x0000000000820000-0x0000000000CE1000-memory.dmp
    Filesize

    4.8MB

  • memory/2440-23-0x0000000000820000-0x0000000000CE1000-memory.dmp
    Filesize

    4.8MB

  • memory/2440-24-0x0000000000820000-0x0000000000CE1000-memory.dmp
    Filesize

    4.8MB

  • memory/2440-25-0x0000000000820000-0x0000000000CE1000-memory.dmp
    Filesize

    4.8MB

  • memory/2440-27-0x0000000000820000-0x0000000000CE1000-memory.dmp
    Filesize

    4.8MB

  • memory/2440-45-0x0000000000820000-0x0000000000CE1000-memory.dmp
    Filesize

    4.8MB

  • memory/2440-44-0x0000000000820000-0x0000000000CE1000-memory.dmp
    Filesize

    4.8MB

  • memory/2440-43-0x0000000000820000-0x0000000000CE1000-memory.dmp
    Filesize

    4.8MB

  • memory/2440-42-0x0000000000820000-0x0000000000CE1000-memory.dmp
    Filesize

    4.8MB

  • memory/2440-41-0x0000000000820000-0x0000000000CE1000-memory.dmp
    Filesize

    4.8MB

  • memory/2440-33-0x0000000000820000-0x0000000000CE1000-memory.dmp
    Filesize

    4.8MB

  • memory/2440-34-0x0000000000820000-0x0000000000CE1000-memory.dmp
    Filesize

    4.8MB

  • memory/2440-35-0x0000000000820000-0x0000000000CE1000-memory.dmp
    Filesize

    4.8MB

  • memory/2440-36-0x0000000000820000-0x0000000000CE1000-memory.dmp
    Filesize

    4.8MB

  • memory/2440-37-0x0000000000820000-0x0000000000CE1000-memory.dmp
    Filesize

    4.8MB

  • memory/2672-31-0x0000000000820000-0x0000000000CE1000-memory.dmp
    Filesize

    4.8MB

  • memory/2672-30-0x0000000000820000-0x0000000000CE1000-memory.dmp
    Filesize

    4.8MB

  • memory/2672-29-0x0000000000820000-0x0000000000CE1000-memory.dmp
    Filesize

    4.8MB

  • memory/2672-28-0x0000000000820000-0x0000000000CE1000-memory.dmp
    Filesize

    4.8MB

  • memory/4880-5-0x0000000000870000-0x0000000000D31000-memory.dmp
    Filesize

    4.8MB

  • memory/4880-3-0x0000000000870000-0x0000000000D31000-memory.dmp
    Filesize

    4.8MB

  • memory/4880-16-0x0000000000870000-0x0000000000D31000-memory.dmp
    Filesize

    4.8MB

  • memory/4880-0-0x0000000000870000-0x0000000000D31000-memory.dmp
    Filesize

    4.8MB

  • memory/4880-2-0x0000000000871000-0x000000000089F000-memory.dmp
    Filesize

    184KB

  • memory/4880-1-0x00000000772C6000-0x00000000772C8000-memory.dmp
    Filesize

    8KB