General

  • Target
    23102026_1630_18102026_RE-87397858931181030691.pdf.lnk.zip
  • Size 13KB
  • Sample261023-tzt6jacx2y
  • SHA256 234c057f503411e9f6c3335ec863e4816e7f5ecdb49bd3d2ddb3e1830cdf70c6
  • 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

Targets

    • Target
      RE-87397858931181030691.pdf.lnk
    • Size 3KB
    • SHA256 4d2ad5f40c952101cd28316b10d496bed8ee8a500d5e27fcae4f8502be709039
    • MD5 SHA1 SHA512 TLSH
    Score
    7/10
    • Checks computer location settings

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

    • Target
      _
    • Size 10KB
    • SHA256 47aaf224157a5d7f2299ae509e1f60e53db3aec73c12e92e0c69f4857a1d90f1
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      settings.ini
    • Size 10KB
    • SHA256 6ad8a6a4c8d3cb1613696a021e17229bbe5376c405162c990f2791b5f70e9ed8
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Detects DonutLoader

    • Family: DonutLoader

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

    • Family: VioletWorm

      VioletWorm is a Windows worm written in C#.

    • Badlisted process makes network request

      Network request originating from process or tool commonly abused by malware.

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

    • 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