General

  • Target
    DE-1901871.pdf.zip
  • Size 9KB
  • Sample261029-pgtd3abb89
  • SHA256 b0882725f1e3a6b35a5febd3668a606c038fb145914c6401c0ca2c0fef635454
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • violetworm

Version
  • 6.5

C2
  • 91.219.239.10:4452

Attributes
  • build_id

    42d8f2ea28ebbbe5fbc4cef96e4a98262051bda7f4f433c4a3c020603f227385

  • splitter

    <Violet>

aes.plain

Extracted

Family
  • asyncrat

Botnet
  • Default

C2
  • 212.227.235.53:3232

Attributes
  • delay

    1

  • install

    false

  • install_folder

    %AppData%

aes.plain

Targets

    • Target
      DE-1901871.pdf.lnk
    • Size 2KB
    • SHA256 6c4409fadda1c44e710ce245ad9d59fd2b816d738e43a32d3b5baafea617c5a4
    • MD5 SHA1 SHA512 TLSH
    Score
    7/10
    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Target
      _
    • Size 5KB
    • SHA256 1d5ac18af3553d8f22ae09ae4efd92aab428a436fd9bd1645e78638c5b50c293
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      config.ini
    • Size 5KB
    • SHA256 d7f5589798264ec51e1b250c55d1a8c6821c3b2f932f5ee0078e0b6770c0e17a
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Async RAT payload

    • Family: AsyncRat

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

    • Family: VioletWorm

      VioletWorm is a Windows worm written in C#.

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Creates a file in the Startup directory

      A file was written to a Windows startup folder. Files in these directories are executed automatically when a user logs on or an application initializes.

    • Executes dropped EXE

    • Loads dropped DLL

    • Discovers running processes

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

MITRE ATT&CK Enterprise v16

Tasks