Malicious PDF — malware analysis report

Static analysis result for SHA-256 c8496565df2a0c8b…

MALICIOUS

PDF

43.9 KB Authoring application: Solid Converter PDF First seen: 2020-09-24
MD5: cf41a97fdc6a2b2b4642b60cb69c7d47 SHA-1: 7ad15bda2286982870076d7c5e3f3b0cce3531f9 SHA-256: c8496565df2a0c8b7624a6afc6392e4713c6b7bf4b7b810dc08005447801b3ac
94 Risk Score

Malware Insights

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

The PDF contains embedded URLs that redirect to other PDF files, suggesting a phishing or malware distribution scheme. The document body text, though garbled, mentions 'World cup 2018 final full match download', indicating a lure to entice users to click on the malicious links. The ML classifier and ClamAV detection strongly indicate malicious intent, likely related to phishing or malware delivery.

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://nessskintique.com/uploads/1/3/0/2/130272511/8909681.pdf PDF link annotation
    • http://logoless.net/uploads/1/3/0/4/130488362/7595655.pdfIn PDF document text
    • http://drrobertlang.com/uploads/1/3/0/6/130620450/nebudimo.pdfIn PDF document text
    • http://mindfulsouthcarolina.com/uploads/1/3/0/5/130551445/85ebb0a.pdfIn PDF document text
    • http://judehayes.com/uploads/1/3/0/8/130874366/130874366.html#world+cup+2018+final+full+match+downloadIn PDF document text
    • http://dejavu.sourceforge.netIn PDF document text
    • http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text

Related samples 8

Ranked by shared artifacts, heuristics, extracted URLs, CVEs, and signatures.

Full JSON: related samples API

Extracted artifacts 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00001040.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x1040 8400 bytes
SHA-256: 3e83fc0f5a22f8ce9886cf6d3a9f6271e1353c20a6c69d4c8b479ed10b9a7411
font_01_sfnt_off000064fe.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x64FE 16204 bytes
SHA-256: f31c439e28d0137206b91a151f21343900f846ed9ff070250fbe82eb1cc7da1d

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