General

  • Target

    1013ef0d12658680241090322d56cbfd6ad665fd922049180184c3fef077a506

  • Size

    2.4MB

  • Sample

    240709-xcdrtayfjn

  • MD5

    b6bf96c3900b28a9970323938a1752bd

  • SHA1

    fff9ac5ee2a9849759bf02538f8a431738a894c5

  • SHA256

    1013ef0d12658680241090322d56cbfd6ad665fd922049180184c3fef077a506

  • SHA512

    475848394c20823bf0c05f3d66ff27422b22670babde769f936791881d0da800cadf3ae08e0e99fe0a85abeafaa072672575d020de9267d87142047c1e1033ec

  • SSDEEP

    49152:vNXu+em7jvl9vusinK4BwNH+T7m4/OKp0Pu46RKebeb9kbXb8ddhhtQhCvOaY5dY:vNe+VZ9vusiK4BwNHi7m4mK7Webeb9k0

Malware Config

Extracted

Family

stealc

Botnet

hate

C2

http://85.28.47.30

Attributes
  • url_path

    /920475a59bac849d.php

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

Targets

    • Target

      1013ef0d12658680241090322d56cbfd6ad665fd922049180184c3fef077a506

    • Size

      2.4MB

    • MD5

      b6bf96c3900b28a9970323938a1752bd

    • SHA1

      fff9ac5ee2a9849759bf02538f8a431738a894c5

    • SHA256

      1013ef0d12658680241090322d56cbfd6ad665fd922049180184c3fef077a506

    • SHA512

      475848394c20823bf0c05f3d66ff27422b22670babde769f936791881d0da800cadf3ae08e0e99fe0a85abeafaa072672575d020de9267d87142047c1e1033ec

    • SSDEEP

      49152:vNXu+em7jvl9vusinK4BwNH+T7m4/OKp0Pu46RKebeb9kbXb8ddhhtQhCvOaY5dY:vNe+VZ9vusiK4BwNHi7m4mK7Webeb9k0

    • 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.

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks