Malicious PDF — malware analysis report

Static analysis result for SHA-256 70f40dd0bdbe2283…

MALICIOUS

PDF

33.0 KB Authoring application: Serif PagePlus
MD5: 92681753a27b6013ba7298964f1b8794 SHA-1: f4b114b6562045fd31364cf362e1dd9365c69307 SHA-256: 70f40dd0bdbe228385d6dbdb282d98f0daa2d22b6f337df598f8a4f68bec5f4b
94 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1059.007 JavaScript

The file is a PDF that contains embedded URLs pointing to other PDF files, suggesting a phishing or malware distribution scheme. The ClamAV detection 'Pdf.Phishing.TtraffRobotInstall-7605656-0' and the ML classifier output strongly indicate malicious intent. The embedded URLs are likely used to host and deliver further malicious content, potentially exploiting PDF vulnerabilities or serving as a lure for credential harvesting.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9998

Heuristics 3

  • ClamAV: Pdf.Phishing.TtraffRobotInstall-7605656-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Phishing.TtraffRobotInstall-7605656-0
  • External URI info PDF_URI
    PDF contains an external URL action
  • Embedded URL info EMBEDDED_URL
    One or more URLs were extracted from the document. The URL itself is not a detection — see the per-URL labels for which channel (macro, JS, link annotation, document body, ...) reached each URL.
    URL http://trinityjamestown.net/uploads/1/3/0/6/130621195/8326878.pdf
    • http://allahand.com/uploads/1/3/0/5/130538996/zupidoso.pdf
    • http://bigscarythings.com/uploads/1/3/0/3/130313069/3122542.pdf
    • http://nextanityradio.com/uploads/1/3/0/4/130483986/6294057.pdf
    • http://orientacionsocialfemenina.org/uploads/1/3/0/6/130640175/xedizo.pdf
    • http://thehnossaproject.com/uploads/1/3/0/5/130589223/130589223.html#kendall+kylie+shoe+size+guide

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off000011f4.bin
7c6f6973fde47c49ca510a6c7b9dad5f28a157f854b611785efdb275926d503e		 pdf-font-stream PDF embedded font (sfnt) at offset 0x11F4 8212 bytes

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