General

  • Target

    236ea41c6d020dc65734c74af093f8fb25d69e7e16544a8a5361b1a14a7cfe16

  • Size

    1.8MB

  • Sample

    240708-222bmawdlc

  • MD5

    4b9a7391462b50d545a25d60d24594a0

  • SHA1

    fde9b2890236e689d33ec30a4d363b9955069588

  • SHA256

    236ea41c6d020dc65734c74af093f8fb25d69e7e16544a8a5361b1a14a7cfe16

  • SHA512

    569233265a28bf9dc3b2a93dc128a08fa2bd5c0be19f77e8b1112ec15e3f3ce83a4ae41a2dd4d57af1f9373892c5ecdda4e10f18c768f5e9921a6a91b1f3bdcb

  • SSDEEP

    49152:IgaHo1zdmBgfO/u8CPV840bKM1yUphUmiSFmLrhjv1wf:I3CdmBqLb2Fnivjv1w

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

hate

C2

http://85.28.47.30

Attributes
  • url_path

    /920475a59bac849d.php

Targets

    • Target

      236ea41c6d020dc65734c74af093f8fb25d69e7e16544a8a5361b1a14a7cfe16

    • Size

      1.8MB

    • MD5

      4b9a7391462b50d545a25d60d24594a0

    • SHA1

      fde9b2890236e689d33ec30a4d363b9955069588

    • SHA256

      236ea41c6d020dc65734c74af093f8fb25d69e7e16544a8a5361b1a14a7cfe16

    • SHA512

      569233265a28bf9dc3b2a93dc128a08fa2bd5c0be19f77e8b1112ec15e3f3ce83a4ae41a2dd4d57af1f9373892c5ecdda4e10f18c768f5e9921a6a91b1f3bdcb

    • SSDEEP

      49152:IgaHo1zdmBgfO/u8CPV840bKM1yUphUmiSFmLrhjv1wf:I3CdmBqLb2Fnivjv1w

    • 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