General

  • Target

    ESTADO PDF VER.exe

  • Size

    5.6MB

  • Sample

    220930-g1retadegn

  • MD5

    ffa29931a560bb75dfe139efad4ca7d5

  • SHA1

    17bef9ea751eee1ce97e0dce90dd473ae5625ecb

  • SHA256

    4aa1ce5bc42ed8633df8586392afaec84df54ee37ce8878184f840ddc62879ba

  • SHA512

    eec1d4e55fa75d8ff49681de82b0bba0a40202df66d54e416929481c9d0e315826c99d8fbee3e72cb580bac45245716faf3d52cf61846055c19ce94f377e3583

  • SSDEEP

    24576:l+pONDPnta6Y9UfUMSR9iUFqNLcrLfQkF2uU5J9VF/08ixUoNQhGnD58fKj7m+Mp:RVdoLRHY7+UcniP/bAfKlG9r7sb

Malware Config

Extracted

Family

bitrat

Version

1.38

C2

cmwuchisaa.con-ip.com:1880

Attributes
  • communication_password

    202cb962ac59075b964b07152d234b70

  • install_dir

    AppData

  • install_file

    Discord.exe

  • tor_process

    tor

Targets

    • Target

      ESTADO PDF VER.exe

    • Size

      5.6MB

    • MD5

      ffa29931a560bb75dfe139efad4ca7d5

    • SHA1

      17bef9ea751eee1ce97e0dce90dd473ae5625ecb

    • SHA256

      4aa1ce5bc42ed8633df8586392afaec84df54ee37ce8878184f840ddc62879ba

    • SHA512

      eec1d4e55fa75d8ff49681de82b0bba0a40202df66d54e416929481c9d0e315826c99d8fbee3e72cb580bac45245716faf3d52cf61846055c19ce94f377e3583

    • SSDEEP

      24576:l+pONDPnta6Y9UfUMSR9iUFqNLcrLfQkF2uU5J9VF/08ixUoNQhGnD58fKj7m+Mp:RVdoLRHY7+UcniP/bAfKlG9r7sb

    • BitRAT

      BitRAT is a remote access tool written in C++ and uses leaked source code from other families.

    • UPX packed file

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

    • Checks computer location settings

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

    • Adds Run key to start application

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks