General

  • Target

    1.exe

  • Size

    32KB

  • Sample

    240831-w3yn8sydnn

  • MD5

    89ccb4fb7c65907150e375350eb4c234

  • SHA1

    0df2d33e03e55a18f824d63909967674d65a3551

  • SHA256

    524b5a47f250b6e118db65fb2ae5ec99f0f5df4cd16d92ee390438bac98c6750

  • SHA512

    76a98305b89dd66a28001683639fa19806797ba9fd9eb13a39857866592d24e5fdf314adcf344f7d4a584fb037f49c2be23154e30794c4ee86c21743855ce657

  • SSDEEP

    384:i1kqXXoMoMtWEgZXCvULQziep2E00f3R3XNR+gtFqBLTm9JZw/WyxvDe/uS7xO/Z:mCTM0JlzQziAn539ZFh9BN9O/hm/hU/

Malware Config

Extracted

Family

xworm

Version

3.1

C2

brands-colors.gl.at.ply.gg:28379

Mutex

vkt9GGNwrZDZgynQ

Attributes
  • Install_directory

    %ProgramData%

  • install_file

    USB.exe

aes.plain

Targets

    • Target

      1.exe

    • Size

      32KB

    • MD5

      89ccb4fb7c65907150e375350eb4c234

    • SHA1

      0df2d33e03e55a18f824d63909967674d65a3551

    • SHA256

      524b5a47f250b6e118db65fb2ae5ec99f0f5df4cd16d92ee390438bac98c6750

    • SHA512

      76a98305b89dd66a28001683639fa19806797ba9fd9eb13a39857866592d24e5fdf314adcf344f7d4a584fb037f49c2be23154e30794c4ee86c21743855ce657

    • SSDEEP

      384:i1kqXXoMoMtWEgZXCvULQziep2E00f3R3XNR+gtFqBLTm9JZw/WyxvDe/uS7xO/Z:mCTM0JlzQziAn539ZFh9BN9O/hm/hU/

    • Contains code to disable Windows Defender

      A .NET executable tasked with disabling Windows Defender capabilities such as realtime monitoring, blocking at first seen, etc.

    • Detect Xworm Payload

    • XenArmor Suite

      XenArmor is as suite of password recovery tools for various application.

    • Xworm

      Xworm is a remote access trojan written in C#.

    • Credentials from Password Stores: Credentials from Web Browsers

      Malicious Access or copy of Web Browser Credential store.

    • ACProtect 1.3x - 1.4x DLL software

      Detects file using ACProtect software.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads WinSCP keys stored on the system

      Tries to access WinSCP stored sessions.

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • Reads local data of messenger clients

      Infostealers often target stored data of messaging applications, which can include saved credentials and account information.

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • Accesses Microsoft Outlook accounts

MITRE ATT&CK Enterprise v15

Tasks