General

  • Target

    1b6722f558bf4483253663180682caec67066261bc0414d12d6e1622cb848d80

  • Size

    2.4MB

  • Sample

    240712-cjw7hswhld

  • MD5

    b5f67083e086299287f0dfb2a7bef96e

  • SHA1

    dccf58d99cd7153859d1ad5a1c3f7e348e2ebbb7

  • SHA256

    1b6722f558bf4483253663180682caec67066261bc0414d12d6e1622cb848d80

  • SHA512

    55c4f5d435a1a27e6c8e14c88e454da4dc2398076f4596a6f983184831db0119c58be9c82b8ddf5ef37265b65b5cea56e5963c871b2be0f8e88064224681d654

  • SSDEEP

    49152:EEKU59C+b8stxJK8rWjiw8+gz7RGkV6ladMPlgFUfEIb017XKzyB6su:DKktejS+wtJYlaGIsOKzyEs

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

      1b6722f558bf4483253663180682caec67066261bc0414d12d6e1622cb848d80

    • Size

      2.4MB

    • MD5

      b5f67083e086299287f0dfb2a7bef96e

    • SHA1

      dccf58d99cd7153859d1ad5a1c3f7e348e2ebbb7

    • SHA256

      1b6722f558bf4483253663180682caec67066261bc0414d12d6e1622cb848d80

    • SHA512

      55c4f5d435a1a27e6c8e14c88e454da4dc2398076f4596a6f983184831db0119c58be9c82b8ddf5ef37265b65b5cea56e5963c871b2be0f8e88064224681d654

    • SSDEEP

      49152:EEKU59C+b8stxJK8rWjiw8+gz7RGkV6ladMPlgFUfEIb017XKzyB6su:DKktejS+wtJYlaGIsOKzyEs

    • 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