General

  • Target

    Servers.txt.ps1

  • Size

    3.1MB

  • Sample

    220506-q79z6scfdk

  • MD5

    d16ba9e83f8c5d7f0c38424e5c9038ee

  • SHA1

    cdd8171ca0f013ca638321eb3a11b399b2527e36

  • SHA256

    8dfe0003ce22bfa6f3123e30eb90e3d10e9ef16f7a206ffed6955846e0c11c06

  • SHA512

    76eab8bd59dbc34d4cf83ca986afee877169d3e1a1d329c13a0f719f4a90b1fd7d52022b6958be50b37b6f28b2e16f210acd2824c8d9d6fe0ddff9960ea953be

Malware Config

Extracted

Family

bitrat

Version

1.38

C2

bitrat9300.duckdns.org:9300

Attributes
  • communication_password

    e10adc3949ba59abbe56e057f20f883e

  • tor_process

    tor

Targets

    • Target

      Servers.txt.ps1

    • Size

      3.1MB

    • MD5

      d16ba9e83f8c5d7f0c38424e5c9038ee

    • SHA1

      cdd8171ca0f013ca638321eb3a11b399b2527e36

    • SHA256

      8dfe0003ce22bfa6f3123e30eb90e3d10e9ef16f7a206ffed6955846e0c11c06

    • SHA512

      76eab8bd59dbc34d4cf83ca986afee877169d3e1a1d329c13a0f719f4a90b1fd7d52022b6958be50b37b6f28b2e16f210acd2824c8d9d6fe0ddff9960ea953be

    • BitRAT

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

    • Process spawned unexpected child process

      This typically indicates the parent process was compromised via an exploit or macro.

    • suricata: ET MALWARE Observed Malicious SSL Cert (BitRAT CnC)

      suricata: ET MALWARE Observed Malicious SSL Cert (BitRAT CnC)

    • UPX packed file

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

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix

Tasks