General

  • Target

    0ca6a139567e88f68e3e384435097d47dd33e2f29f3342d537fa82774b4636c9

  • Size

    1.8MB

  • Sample

    240703-b9bsts1eje

  • MD5

    bdf34357d5997e6a69c972e0fcfaed33

  • SHA1

    5022445e735454004a4f2a58ad22c0d1ce3c00cc

  • SHA256

    0ca6a139567e88f68e3e384435097d47dd33e2f29f3342d537fa82774b4636c9

  • SHA512

    1e5007e76a34d4dac80448543a3c6e86a906e7d0e2efc6e65d982d5df0817d6112b48ae6feea48736c404d367bc14911adce2890293b491daacb283858b15d7d

  • SSDEEP

    49152:BgRAIQuvV4ET2oI6VCrigZROX8cwU0O1PmfCbxs5:B4S24q256VCrig7gCSxUC9u

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

jony

C2

http://85.28.47.4

Attributes
  • url_path

    /920475a59bac849d.php

Targets

    • Target

      0ca6a139567e88f68e3e384435097d47dd33e2f29f3342d537fa82774b4636c9

    • Size

      1.8MB

    • MD5

      bdf34357d5997e6a69c972e0fcfaed33

    • SHA1

      5022445e735454004a4f2a58ad22c0d1ce3c00cc

    • SHA256

      0ca6a139567e88f68e3e384435097d47dd33e2f29f3342d537fa82774b4636c9

    • SHA512

      1e5007e76a34d4dac80448543a3c6e86a906e7d0e2efc6e65d982d5df0817d6112b48ae6feea48736c404d367bc14911adce2890293b491daacb283858b15d7d

    • SSDEEP

      49152:BgRAIQuvV4ET2oI6VCrigZROX8cwU0O1PmfCbxs5:B4S24q256VCrig7gCSxUC9u

    • 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.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks