General

  • Target

    https://www.google.com/url?sa=t&rct=j&q=&esrc=s&source=web&cd=&cad=rja&uact=8&ved=2ahUKEwjUuqW14uH7AhWsyXMBHfHqD5oQFnoECA8QAQ&url=https%3A%2F%2Fgithub.com%2Ftopics%2Fnitro-generator&usg=AOvVaw1VimUywMKIvYj6Fmz4R7eE

  • Sample

    221205-gd99eaeh9s

Malware Config

Targets

    • Target

      https://www.google.com/url?sa=t&rct=j&q=&esrc=s&source=web&cd=&cad=rja&uact=8&ved=2ahUKEwjUuqW14uH7AhWsyXMBHfHqD5oQFnoECA8QAQ&url=https%3A%2F%2Fgithub.com%2Ftopics%2Fnitro-generator&usg=AOvVaw1VimUywMKIvYj6Fmz4R7eE

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Registers COM server for autorun

    • Checks computer location settings

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

    • Loads dropped DLL

    • Reads local data of messenger clients

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

    • Adds Run key to start application

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Drops desktop.ini file(s)

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Legitimate hosting services abused for malware hosting/C2

MITRE ATT&CK Enterprise v6

Tasks