General

  • Target
    ValoaimV8.exe
  • Size 20.0MB
  • Sample240724-pl3hjayemc
  • SHA256 443be4b5119ad344755137062321a4f5c249e8fb95482183c21378ba93fd96bf
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • quasar

Version
  • 1.3.0.0

Botnet
  • Valorant

C2
  • hanekese.ddns.net:1005

Mutex
  • QSR_MUTEX_vjIusnIFPVRxcR2xS4

Attributes
  • encryption_key

    5V49FWeqLdk5NQWJl6h7

  • install_name

    Client.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    mac updater

  • subdirectory

    SubDir

Targets

    • Target
      ValoaimV8.exe
    • Size 20.0MB
    • SHA256 443be4b5119ad344755137062321a4f5c249e8fb95482183c21378ba93fd96bf
    • MD5 SHA1 SHA512 SSDEEP
    • Quasar RAT

      Quasar is an open source Remote Access Tool.

    • Quasar payload

    • Credentials from Password Stores: Credentials from Web Browsers

      Malicious Access or copy of Web Browser Credential store.

    • Command and Scripting Interpreter: PowerShell

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

    • 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.

    • UPX packed file

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

    • Unsecured Credentials: Credentials In Files

      Steal credentials from unsecured files.

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Legitimate hosting services abused for malware hosting/C2

    • 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.

    • Enumerates processes with tasklist

MITRE ATT&CK Enterprise v15

Tasks