General

  • Target

    09dda2baa592c7f2472c6d6b5f39fc67459069fbead396eef975814a00626a08.exe

  • Size

    1.7MB

  • Sample

    241115-ckad5szqej

  • MD5

    89e37b5068f392611c2b39e0f4d567e6

  • SHA1

    19cf3cd3c8d24ff9431e0a09d8706105214f2479

  • SHA256

    09dda2baa592c7f2472c6d6b5f39fc67459069fbead396eef975814a00626a08

  • SHA512

    afd43843bc9cbb6d721ea3b3ab7a99be5984bbafbedbe60d32ef2a791d3e214ff6869907a1d7649243826481e2938eaca0efe74f167dc9fe480b6ed1d29f624b

  • SSDEEP

    49152:+0gybgZKB+Vo+rSiZVGqOKg43ibRDo9gLp3:+RybgZniiZI2p2xLp

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

Targets

    • Target

      09dda2baa592c7f2472c6d6b5f39fc67459069fbead396eef975814a00626a08.exe

    • Size

      1.7MB

    • MD5

      89e37b5068f392611c2b39e0f4d567e6

    • SHA1

      19cf3cd3c8d24ff9431e0a09d8706105214f2479

    • SHA256

      09dda2baa592c7f2472c6d6b5f39fc67459069fbead396eef975814a00626a08

    • SHA512

      afd43843bc9cbb6d721ea3b3ab7a99be5984bbafbedbe60d32ef2a791d3e214ff6869907a1d7649243826481e2938eaca0efe74f167dc9fe480b6ed1d29f624b

    • SSDEEP

      49152:+0gybgZKB+Vo+rSiZVGqOKg43ibRDo9gLp3:+RybgZniiZI2p2xLp

    • Amadey

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

    • Amadey family

    • Detect Umbral payload

    • Modifies Windows Defender Real-time Protection settings

    • Umbral

      Umbral stealer is an opensource moduler stealer written in C#.

    • Umbral family

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

    • Downloads MZ/PE file

    • Uses browser remote debugging

      Can be used control the browser and steal sensitive information such as credentials and session cookies.

    • Checks BIOS information in registry

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

    • Executes dropped EXE

    • Identifies Wine through registry keys

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

    • Loads dropped DLL

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Unsecured Credentials: Credentials In Files

      Steal credentials from unsecured files.

    • Windows security modification

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Adds Run key to start application

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks