Malicious PDF — malware analysis report

Static analysis result for SHA-256 0129ac7377037be0…

MALICIOUS

PDF

35.5 KB Authoring application: Pdftk First seen: 2026-05-08
MD5: 8f8b4b44bb686bd1f53ead2568350b9a SHA-1: f8d28b7c6767c13f40c88b002d9c22f74c96c1a6 SHA-256: 0129ac7377037be03168f2e64f58b95f58b67c972e9876fc6e19bbbf305df5e2
152 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1204.002 Malicious Link

The PDF document contains a large number of embedded URLs pointing to other PDF files, a technique often used for SEO poisoning or to distribute malicious content. The ML classifier and ClamAV detection strongly indicate malicious intent, classifying it as Pdf.Phishing.TtraffRobotInstall. The embedded URLs are the primary IOCs, suggesting a distribution mechanism rather than direct payload delivery from this file.

Machine Learning

  • Nyx PDF Classifier malicious score 1.0000

Heuristics 3

  • ClamAV: Pdf.Phishing.TtraffRobotInstall-7605656-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Phishing.TtraffRobotInstall-7605656-0
  • Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARM
    Small PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
  • 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://frontlinefordogs.net/uploads/1/3/0/6/130620321/sovefod-fulavos-buxunetevigevam.pdf In PDF document text
    • http://blackstonerealtygroupllc.com/uploads/1/3/0/5/130543121/vubopogekunuz.pdfIn PDF document text
    • http://bellyswagger.com/uploads/1/3/0/6/130639922/fenibifew_sesozimuz.pdfIn PDF document text
    • http://shakeuphr.com/uploads/1/3/0/2/130270977/nukagimegafipuderer.pdfIn PDF document text
    • http://morrisseauartist.com/uploads/1/3/0/4/130476736/44796c51026c967.pdfIn PDF document text
    • http://mindbodypdx.com/uploads/1/3/0/6/130639315/widamalamafukolol.pdfIn PDF document text
    • http://cedarcreekgypsy.com/uploads/1/3/0/6/130605475/2369508.pdfIn PDF document text
    • http://davesbiblestudy.net/uploads/1/3/0/5/130588733/tofazukapegana-womanokafo-xetopirotibig-mupuzo.pdfIn PDF document text
    • http://www.jillyanshea.com/uploads/1/3/0/7/130739816/tugegegusotaza_mufokorek_morewiwibi.pdfIn PDF document text
    • http://koreandrinkingculture.com/uploads/1/3/0/2/130288661/f4be4b23c4c6f.pdfIn PDF document text
    • http://sureitcan.com/uploads/1/3/0/7/130738903/7533133.pdfIn PDF document text
    • http://dailyideasapp.com/uploads/1/3/0/6/130639495/runez_ximuwowebiride_ropazuvopizivuw_newimi.pdfIn PDF document text
    • http://cpanel.justanothersunday.com/uploads/1/3/0/4/130483275/130483275.html#learn+sql+and+pythonIn PDF document text

Related samples 2

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

Full JSON: related samples API

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00003215.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x3215 8132 bytes
SHA-256: 7ad70dabd010547c7c2e9194b27187d2057e6b856aa922e30500afd4d15fe381

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