General

  • Target

    Loader.exe

  • Size

    6.8MB

  • Sample

    240802-xfzhpazhph

  • MD5

    2c07c81a8d5f9214b84fbc719bc05cd9

  • SHA1

    4290e1e9b958e60a6f14a4e02fbecac28ba11506

  • SHA256

    ddb108688775b154e5fdcba09cd8b204e8de3c355772c3136c1c72e9cb2e6c9d

  • SHA512

    ed2049df3988f23360e1b3ea7cf0bdb2af6543dcef9cf29464174003af74fea74cc3aa5b4f5085a5b2b47d6fb0e528bd09035377a353f83931a5ddea8b3ec2f0

  • SSDEEP

    196608:DqCSDQ52eJbdmRnNwjsWfGRyHXXGQ/3k:DMQzIRniIW+RyHXX/Pk

Malware Config

Extracted

Family

asyncrat

Version

Venom RAT + HVNC + Stealer + Grabber v6.0.3

Botnet

Default

C2

193.161.193.99:53757

Mutex

tdzrvimddbca

Attributes
  • delay

    1

  • install

    true

  • install_file

    System32.exe

  • install_folder

    %AppData%

aes.plain

Targets

    • Target

      Loader.exe

    • Size

      6.8MB

    • MD5

      2c07c81a8d5f9214b84fbc719bc05cd9

    • SHA1

      4290e1e9b958e60a6f14a4e02fbecac28ba11506

    • SHA256

      ddb108688775b154e5fdcba09cd8b204e8de3c355772c3136c1c72e9cb2e6c9d

    • SHA512

      ed2049df3988f23360e1b3ea7cf0bdb2af6543dcef9cf29464174003af74fea74cc3aa5b4f5085a5b2b47d6fb0e528bd09035377a353f83931a5ddea8b3ec2f0

    • SSDEEP

      196608:DqCSDQ52eJbdmRnNwjsWfGRyHXXGQ/3k:DMQzIRniIW+RyHXX/Pk

    • AsyncRat

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

    • Async RAT payload

    • Credentials from Password Stores: Credentials from Web Browsers

      Malicious Access or copy of Web Browser Credential store.

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

    • Drops file in Drivers directory

    • 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