General

  • Target

    db84ef8f30e38b35a88f5ca2a1d9de3a794ba3a058812140ad93426d2f481674

  • Size

    3.7MB

  • Sample

    241125-e81mcaypbx

  • MD5

    04785c06106f270f5e11cb67d56cc850

  • SHA1

    4f310216d84689ec46fd531b67e6ea36f4272540

  • SHA256

    db84ef8f30e38b35a88f5ca2a1d9de3a794ba3a058812140ad93426d2f481674

  • SHA512

    7d506c852540a453dc7edfcbe26c506138a7054f94d48f1bd6f87105f9a5c7a23999fd3c5b6262a55142bb5217f6016f3bfb15f415a15cc77f884516b05fce25

  • SSDEEP

    98304:Ana4375gqJjrx1Ay0EQvGd2zypN0EENj9TR5PexizY:AabCMy0BvGdoycB9R5G

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

Extracted

Family

stealc

Botnet

mars

C2

http://185.215.113.206

Attributes
  • url_path

    /c4becf79229cb002.php

Targets

    • Target

      db84ef8f30e38b35a88f5ca2a1d9de3a794ba3a058812140ad93426d2f481674

    • Size

      3.7MB

    • MD5

      04785c06106f270f5e11cb67d56cc850

    • SHA1

      4f310216d84689ec46fd531b67e6ea36f4272540

    • SHA256

      db84ef8f30e38b35a88f5ca2a1d9de3a794ba3a058812140ad93426d2f481674

    • SHA512

      7d506c852540a453dc7edfcbe26c506138a7054f94d48f1bd6f87105f9a5c7a23999fd3c5b6262a55142bb5217f6016f3bfb15f415a15cc77f884516b05fce25

    • SSDEEP

      98304:Ana4375gqJjrx1Ay0EQvGd2zypN0EENj9TR5PexizY:AabCMy0BvGdoycB9R5G

    • Amadey

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

    • Amadey family

    • CryptBot

      CryptBot is a C++ stealer distributed widely in bundle with other software.

    • Cryptbot family

    • Detects CryptBot payload

      CryptBot is a C++ stealer distributed widely in bundle with other software.

    • Modifies Windows Defender Real-time Protection settings

    • Stealc

      Stealc is an infostealer written in C++.

    • Stealc family

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

    • 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.

    • Checks computer location settings

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

    • 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 user/profile data of web browsers

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

    • Windows security modification

    • 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.

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks