General

  • Target
    65a0f2d03690ac43dfb2c3a758d4e021b1832478f443a8be03e8538a38c05352.ps1
  • Size 13.0MB
  • Sample240309-cxc1ssbf98
  • SHA256 65a0f2d03690ac43dfb2c3a758d4e021b1832478f443a8be03e8538a38c05352
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • asyncrat

Botnet
  • Default

C2
  • 91.92.250.61:3232

Mutex
  • Rtn7hyuAnFΔ贼艾尺弗Θcm3比ק

Attributes
  • delay

    1

  • install

    false

  • install_folder

    %AppData%

aes.plain

Targets

    • Target
      65a0f2d03690ac43dfb2c3a758d4e021b1832478f443a8be03e8538a38c05352.ps1
    • Size 13.0MB
    • SHA256 65a0f2d03690ac43dfb2c3a758d4e021b1832478f443a8be03e8538a38c05352
    • MD5 SHA1 SHA512 SSDEEP
    • AsyncRat

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

    • Stealerium

      An open source info stealer written in C# first seen in May 2022.

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Async RAT payload

    • Detect binaries embedding considerable number of cryptocurrency wallet browser extension IDs.

    • Detects executables attemping to enumerate video devices using WMI

    • Detects executables containing the string DcRatBy

    • Detects executables manipulated with Fody

    • Detects executables referencing Discord tokens regular expressions

    • Detects executables referencing credit card regular expressions

    • Detects executables referencing many VPN software clients. Observed in infosteslers

    • Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers

    • Detects executables referencing many email and collaboration clients. Observed in information stealers

    • Detects executables with interest in wireless interface using netsh

    • Accesses Microsoft Outlook profiles

    • Looks up external IP address via web service

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

    • Looks up geolocation information via web service

      Uses a legitimate geolocation service to find the infected system's geolocation info.

MITRE ATT&CK Enterprise v15

Tasks