General

  • Target
    setup.ps1
  • Size 266B
  • Sample260820-zeccwaff47
  • SHA256 912d9b9c047bd28a076316a4f2f22c3839a8a7a55f35bca629f00642cc2536ef
  • MD5 SHA1 SHA512 TLSH

Malware Config

Extracted

Language
  • ps1

Deobfuscated
Source
URLs
  • exe.dropper

    http://91.92.40.108/stub.exe

Extracted

Family
  • xenorat

C2
  • ay71c1f1.free.pwrp.cc

Mutex
  • Xeno_rat_nd8912d

Attributes
  • delay

    5000

  • install_path

    appdata

  • port

    12002

  • startup_name

    WindowsClient.exe

Targets

    • Target
      setup.ps1
    • Size 266B
    • SHA256 912d9b9c047bd28a076316a4f2f22c3839a8a7a55f35bca629f00642cc2536ef
    • MD5 SHA1 SHA512 TLSH
    • Deletes Windows Defender Definitions

      Uses mpcmdrun utility to delete all AV definitions.

    • Detect XenoRat Payload

    • Family: XenoRat

      XenoRat is a remote access trojan written in C#.

    • Badlisted process makes network request

      Network request originating from process or tool commonly abused by malware.

    • Disables one or more Microsoft Defender components

      Uses the Powershell Set-MpPreference cmdlet to disable one or more Microsoft Defender components.

    • Downloads MZ/PE file

    • Clipboard Data

      Adversaries may collect data stored in the clipboard from users copying information within or between applications.

    • 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.

    • Unsecured Credentials: Credentials In Files

      Steal credentials from unsecured files.

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

    • 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.

    • Discovers running processes

      Running process information can be used to identify security tools or plan follow-on actions.

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

MITRE ATT&CK Enterprise v16

Tasks