General

  • Target
    nwfl87fTa
  • Size 23KB
  • Sample260803-b4f6cswcld
  • SHA256 0be536c19b33aef54d6854dd07257b0abe4c64052627cef33d6b94af50442acc
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Targets

    • Target
      nwfl87fTa
    • Size 23KB
    • SHA256 0be536c19b33aef54d6854dd07257b0abe4c64052627cef33d6b94af50442acc
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Family: njRAT/Bladabindi

      Widely used RAT written in .NET.

    • Downloads MZ/PE file

    • Modifies Windows Firewall

    • Creates a file in the Startup directory

      A file was written to a Windows startup folder. Files in these directories are executed automatically when a user logs on or an application initializes.

    • Event Triggered Execution: Component Object Model Hijacking

      Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.

    • 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.

    • VMProtect packed file

      Detects executables packed with VMProtect commercial packer.

    • 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.

    • Contacts third-party web service commonly abused for C2

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

    • Drops desktop.ini file(s)

    • Enumerates connected drives

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

    • Network Service Discovery

      Attempt to gather information on host's network.

    • ConfuserEx .NET packer

      Detects ConfuserEx .NET packer.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v16

Tasks