General

  • Target

    4f8c4c304d73e6e2d3d11708c57b158e648bd79132f0a973520dc14f9e3e2e01

  • Size

    2.4MB

  • Sample

    240710-jcbqkavanp

  • MD5

    7eac5517949c3ba823c0d05f296bd953

  • SHA1

    89d79b84addb51db2bdfeb90c7780dda23fabd2d

  • SHA256

    4f8c4c304d73e6e2d3d11708c57b158e648bd79132f0a973520dc14f9e3e2e01

  • SHA512

    d7b189e5b24e7c68d57eb9c42b71233463d80b046a8d6b85e40391f477db5fb09348a1a1c0a78ce93320601a238972220dd04ed41b8fa84de69feec575c9ab89

  • SSDEEP

    49152:81s8BuadFFjSnGgQWYec225D4JnoSIOXEUMF9+wKm1fMkK:2BP9SnGrfeGh+onOXEdf6m1Ek

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

      4f8c4c304d73e6e2d3d11708c57b158e648bd79132f0a973520dc14f9e3e2e01

    • Size

      2.4MB

    • MD5

      7eac5517949c3ba823c0d05f296bd953

    • SHA1

      89d79b84addb51db2bdfeb90c7780dda23fabd2d

    • SHA256

      4f8c4c304d73e6e2d3d11708c57b158e648bd79132f0a973520dc14f9e3e2e01

    • SHA512

      d7b189e5b24e7c68d57eb9c42b71233463d80b046a8d6b85e40391f477db5fb09348a1a1c0a78ce93320601a238972220dd04ed41b8fa84de69feec575c9ab89

    • SSDEEP

      49152:81s8BuadFFjSnGgQWYec225D4JnoSIOXEUMF9+wKm1fMkK:2BP9SnGrfeGh+onOXEdf6m1Ek

    • 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