Resubmissions

14/06/2023, 16:01

230614-tgmnqsbb9110

20/02/2023, 17:20

230220-vwr3fabg3310

20/02/2023, 16:59

230220-vhjtxabf7910

General

  • Target
    1.exe
  • Size 56KB
  • Sample230220-vhjtxabf79
  • SHA256 ecf6807ca8fa203fa534673f26af5121ff2e36cac93535139fc73b9fc8316b64
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Targets

    • Target
      1.exe
    • Size 56KB
    • SHA256 ecf6807ca8fa203fa534673f26af5121ff2e36cac93535139fc73b9fc8316b64
    • MD5 SHA1 SHA512 SSDEEP
    • Phobos

      Phobos ransomware appeared at the beginning of 2019.

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

    • Modifies boot configuration data using bcdedit

    • Deletes backup catalog

      Uses wbadmin.exe to inhibit system recovery.

    • Modifies Windows Firewall

    • Drops startup file

    • Reads user/profile data of web browsers

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

    • Adds Run key to start application

    • Drops desktop.ini file(s)

MITRE ATT&CK Enterprise v6

Tasks