General

  • Target

    cb66a75afddb6ffcd09f236b8c81402513402599250094d4bed44b6f5231f242

  • Size

    1.8MB

  • Sample

    240704-1pk87s1cjk

  • MD5

    614662fb204fcdb5b6ffb872780847db

  • SHA1

    eacce19db94bfc22c3ee1a21b043b9282ad64c2e

  • SHA256

    cb66a75afddb6ffcd09f236b8c81402513402599250094d4bed44b6f5231f242

  • SHA512

    996a5fa85bd53b9081283a6cff572edecdcaef7b5f6cf84a4b4a6b684a06b29114dfa93b9e32de2ba573caa1e15586b628c42918a44fbb934e373bcb7355d23b

  • SSDEEP

    49152:wWT8ydJF7Gk41QKkx+lsmQfYDoKDHp+13jZ+L5a:wWT8ydJIkZGOmv8KDJ2Z+Na

Malware Config

Extracted

Family

amadey

Version

4.30

Botnet

4dd39d

C2

http://77.91.77.82

Attributes
  • install_dir

    ad40971b6b

  • install_file

    explorti.exe

  • strings_key

    a434973ad22def7137dbb5e059b7081e

  • url_paths

    /Hun4Ko/index.php

rc4.plain

Extracted

Family

stealc

Botnet

Nice

C2

http://85.28.47.30

Attributes
  • url_path

    /920475a59bac849d.php

Targets

    • Target

      cb66a75afddb6ffcd09f236b8c81402513402599250094d4bed44b6f5231f242

    • Size

      1.8MB

    • MD5

      614662fb204fcdb5b6ffb872780847db

    • SHA1

      eacce19db94bfc22c3ee1a21b043b9282ad64c2e

    • SHA256

      cb66a75afddb6ffcd09f236b8c81402513402599250094d4bed44b6f5231f242

    • SHA512

      996a5fa85bd53b9081283a6cff572edecdcaef7b5f6cf84a4b4a6b684a06b29114dfa93b9e32de2ba573caa1e15586b628c42918a44fbb934e373bcb7355d23b

    • SSDEEP

      49152:wWT8ydJF7Gk41QKkx+lsmQfYDoKDHp+13jZ+L5a:wWT8ydJIkZGOmv8KDJ2Z+Na

    • Amadey

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

    • Stealc

      Stealc is an infostealer written in C++.

    • 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.

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • 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