General

  • Target

    1c3a4f586345aa8bb07fdf7def83b40026080b1af777cdf82f00909282ea87b8

  • Size

    1.8MB

  • Sample

    240910-xwbrka1fqc

  • MD5

    bef90e67c56413d8e7a94cbd45f9b9a1

  • SHA1

    dfc9e49ea097f1955e5830055a7c685d76c6d0d1

  • SHA256

    1c3a4f586345aa8bb07fdf7def83b40026080b1af777cdf82f00909282ea87b8

  • SHA512

    ae647a17eafe300f4a465eeda4de2e3b936f39cbbf44a01b1036e5c18c3b40a2cc89e55a4ee0fbc880bafacca1f8781d10b317f187303076038a237aa85bc07d

  • SSDEEP

    49152:35PdZAEA9WhDIYXzwQhkeJQxyPE1aCJbz:35FZAP6pzwQ/QtoCJ3

Malware Config

Extracted

Family

amadey

Version

4.41

Botnet

c7817d

C2

http://31.41.244.10

Attributes
  • install_dir

    0e8d0864aa

  • install_file

    svoutse.exe

  • strings_key

    5481b88a6ef75bcf21333988a4e47048

  • url_paths

    /Dem7kTu/index.php

rc4.plain

Extracted

Family

stealc

Botnet

rave

C2

http://185.215.113.103

Attributes
  • url_path

    /e2b1563c6670f193.php

Targets

    • Target

      1c3a4f586345aa8bb07fdf7def83b40026080b1af777cdf82f00909282ea87b8

    • Size

      1.8MB

    • MD5

      bef90e67c56413d8e7a94cbd45f9b9a1

    • SHA1

      dfc9e49ea097f1955e5830055a7c685d76c6d0d1

    • SHA256

      1c3a4f586345aa8bb07fdf7def83b40026080b1af777cdf82f00909282ea87b8

    • SHA512

      ae647a17eafe300f4a465eeda4de2e3b936f39cbbf44a01b1036e5c18c3b40a2cc89e55a4ee0fbc880bafacca1f8781d10b317f187303076038a237aa85bc07d

    • SSDEEP

      49152:35PdZAEA9WhDIYXzwQhkeJQxyPE1aCJbz:35FZAP6pzwQ/QtoCJ3

    • Amadey

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

    • Stealc

      Stealc is an infostealer written in C++.

    • Credentials from Password Stores: Credentials from Web Browsers

      Malicious Access or copy of Web Browser Credential store.

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

    • Downloads MZ/PE file

    • 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 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.

    • 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.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks