General

  • Target
    Informacion de impuesto de industria y comercio periodo 2025.msg
  • Size 76KB
  • Sample260910-tbx8aadf62
  • SHA256 69ab7ab815add4bf63f5fa11803e18ed0138497bb38db8911372c8e443a53739
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • asyncrat

Version
  • 1.0.7

Botnet
  • COLOMBIA10JJ

C2
  • rpg2.duckdns.org:7777

Mutex
  • DcRatMutex_qwqdanchun

Attributes
  • delay

    1

  • install

    false

  • install_folder

    %AppData%

aes.plain

Targets

    • Target
      Informacion de impuesto de industria y comercio periodo 2025.msg
    • Size 76KB
    • SHA256 69ab7ab815add4bf63f5fa11803e18ed0138497bb38db8911372c8e443a53739
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Async RAT payload

    • Detects DonutLoader

    • Family: AsyncRat

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

    • Family: DonutLoader

      DonutLoader is a position-independent code that enables in-memory execution of VBScript, JScript, EXE, DLL files and dotNET assemblies.

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

    • Executes dropped EXE

    • 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.

MITRE ATT&CK Enterprise v16

Tasks