Malicious PDF — malware analysis report

Static analysis result for SHA-256 8227ed0dc5a781e9…

MALICIOUS

PDF

32.5 KB Authoring application: Solid Converter PDF First seen: 2026-05-07
MD5: 0cca0e4588f9a11c17686045d6527c7c SHA-1: 7490070b6e0a104dfd8fa6b1d3abb6778023a0e1 SHA-256: 8227ed0dc5a781e9bedbf530db4440d5102ac46f7049344db21e36953f5dd3cd
152 Risk Score

Malware Insights

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

The PDF file contains a large number of embedded external links, identified by the PDF_SEO_LINK_FARM heuristic. The ClamAV detection and ML classifier strongly indicate malicious intent, likely related to phishing or SEO spam. While no scripts were explicitly extracted, the nature of the link farm suggests a potential redirection to malicious content or further exploitation.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9999

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://pushbackvac.com/uploads/1/3/0/4/130490609/mawegozovelesa.pdf In PDF document text
    • http://pujub.cityglush12.icu/uploads/2020/01/29/lewojulu-natalaw.pdfIn PDF document text
    • http://rejeda.translogistic-svc.com/uploads/2020/01/28/bf14fa.pdfIn PDF document text
    • http://readytoexhaleworkshops.com/uploads/1/3/0/2/130272241/3638641.pdfIn PDF document text
    • http://perisedighlaw.com/uploads/1/3/0/4/130488734/gamojezuj-fejijotu.pdfIn PDF document text
    • http://sijus.fisiodoctor.ru/uploads/2020/01/29/5575308.pdfIn PDF document text
    • http://xuse.inzim-tex.com/uploads/2020/01/28/8410610.pdfIn PDF document text
    • http://partyhaireverywhere.com/uploads/1/3/0/6/130620150/2137152.pdfIn PDF document text
    • http://psupostdoc.org/uploads/1/3/0/6/130621641/1d7cb3.pdfIn PDF document text
    • http://humannaturefoundation.com/uploads/1/3/0/5/130541133/130541133.html#primary+colour+wheel+worksheetIn PDF document text

Related samples 1

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_off000011dc.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x11DC 8256 bytes
SHA-256: ae2e933235b38fb75600677e0569ddfde0ee871c98f07b5341af0fe0120155a2

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