General

  • Target
    9ec3cecefe6abf353b8c6ba85dacd48afb8440c0855fb9060d7a5c6a832d6dc2
  • Size 1.4MB
  • Sample261113-ancybsdz7x
  • SHA256 9ec3cecefe6abf353b8c6ba85dacd48afb8440c0855fb9060d7a5c6a832d6dc2
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • quasar

Attributes
  • encryption_key

    80C8E203FBDDF344A26ECDDB268773B8E86195A9

  • key_salt

    5a23f8394640cb9e40658446a04c0bbae82dc93d0470e1b2a406a90fd2520382

  • reconnect_delay

    3000

Targets

    • Target
      9ec3cecefe6abf353b8c6ba85dacd48afb8440c0855fb9060d7a5c6a832d6dc2
    • Size 1.4MB
    • SHA256 9ec3cecefe6abf353b8c6ba85dacd48afb8440c0855fb9060d7a5c6a832d6dc2
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Detects DonutLoader

    • Family: DonutLoader

      DonutLoader is a position-independent code that enables in-memory execution of VBScript, JScript, EXE, DLL files and dotNET assemblies.

    • Family: Quasar RAT

      Quasar is an open source Remote Access Tool.

    • PulsaRAT library module

      Core component of the PulsaRAT remote access trojan, implementing its command protocol for hidden remote desktop, UAC bypass, persistence, and credential theft.

    • Quasar payload

    • 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.

    • Executes dropped EXE

    • Adds Run key to start application

    • Enumerates connected drives

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

MITRE ATT&CK Enterprise v16

Tasks