General

  • Target
    LethalGrabber.exe
  • Size 85.2MB
  • Sample260705-17d8lsby3k
  • SHA256 b5c82494b6f293badeaeabc09740c69c3d12786c8eccffb3eaf3eb8cbdfa0907
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Targets

    • Target
      LethalGrabber.exe
    • Size 85.2MB
    • SHA256 b5c82494b6f293badeaeabc09740c69c3d12786c8eccffb3eaf3eb8cbdfa0907
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Adds policy Run key to start application

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Registers new Windows logon scripts automatically executed at logon.

    • Adds Run key to start application

    • Contacts third-party web service commonly abused for C2

      Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Obfuscated Files or Information: Command Obfuscation

      Adversaries may obfuscate content during command execution to impede detection.

MITRE ATT&CK Enterprise v16

Tasks