General

  • Target
    GHOSTRAT2026.rar
  • Size 5.1MB
  • Sample260703-1chmjsgw2z
  • SHA256 fb11639f476a205840febed3c8fc9a8214b4096eabb9fc2bd671cf624b82cc8f
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • quasar

Version
  • �Y��

Attributes
  • encryption_key

    794A3874F53015A8504282867F082BCD3E7E97F6

  • key_salt

    5a23f8394640cb9e40658446a04c0bbae82dc93d0470e1b2a406a90fd2520382

  • reconnect_delay

    3000

Targets

    • Target
      GHOST RAT 2026(2)/GHOST RAT 2026‌.exe
    • Size 1.5MB
    • SHA256 2f33dff475caaba4591d864e156ba9e12ac4afb174bc24051901acfbca424fcf
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Family: AsyncRat

      AsyncRAT is designed to remotely monitor and control other computers written in C#.

    • Family: Quasar RAT

      Quasar is an open source Remote Access Tool.

    • Family: StormKitty

      StormKitty is an open source info stealer written in C#.

    • Family: VenomRAT

      VenomRAT is a modified version of QuasarRAT with some added features, such as rootkit and stealer capabilites.

    • Quasar payload

    • StormKitty payload

    • Custom signature

      VenomRAT

      Detects VenomRAT.

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • Downloads MZ/PE file

    • Uses browser remote debugging

      Can be used control the browser and steal sensitive information such as credentials and session cookies.

    • .NET Reactor proctector

      Detects an executable protected by an unregistered version of Eziriz's .NET Reactor.

    • Checks computer location settings

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

    • Drops startup file

    • Executes dropped EXE

    • 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

    • Contacts third-party web service commonly abused for C2

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

    • Indicator Removal: File Deletion

      Adversaries may delete files left behind by the actions of their intrusion activity.

    • Looks up external IP address via web service

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

    • Suspicious use of SetThreadContext

    • Target
      GHOST RAT 2026(2)/Windows_Defender_Disable_Guide_Multilanguage.pdf
    • Size 2.7MB
    • SHA256 6901e15368154a015d146c90405070365e4a57db57334b8756d496581a14a32f
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Target
      GHOST RAT 2026(2)/_build/Debug/ghost.dll
    • Size 456KB
    • SHA256 68c327aa6eedc252114da8d5644b396b28b272013f1c67d82c574cd196bc75ea
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      GHOST RAT 2026(2)/_build/Release/ghost.dll
    • Size 338KB
    • SHA256 b0bc056257f5bee8532b5978c082d9fd173eb07128aea13af83938ca94ebe4dd
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      GHOST RAT 2026(2)/_resources/ghost.html
    • Size 1KB
    • SHA256 248faa64fa7f5bc5361f7b6e85b9d5cc28b339686a8b12514e954ceabcb2e920
    • MD5 SHA1 SHA512 TLSH
    Score
    4/10
    • Target
      GHOST RAT 2026(2)/_resources/wget.exe
    • Size 2.9MB
    • SHA256 aa246768b4ce197c1d0945e233975c23acd08b84170cc6581e17cdfd771c0cb3
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10

MITRE ATT&CK Enterprise v16

Tasks