Malicious PDF — malware analysis report

Static analysis result for SHA-256 f2f6ea439862d44e…

MALICIOUS

PDF

38.9 KB Authoring application: PDF Studio First seen: 2026-05-07
MD5: 0961976137b0ed9a4e6f102336d468b3 SHA-1: a1c75e8c1e2425cc413af9a34ed7f04d7330f596 SHA-256: f2f6ea439862d44e8dc1a7467b3ac378ee2e6bf53d0510ad265608a22add37c9
192 Risk Score

Malware Insights

MITRE ATT&CK
T1204.002 Malicious File T1566.002 Spearphishing Attachment

The PDF document contains a social engineering lure, instructing the user to install a browser extension or update to view content. It also embeds a large number of links to external PDF files, likely for SEO manipulation or to distribute further malicious content. The ClamAV detection 'Pdf.Phishing.TtraffRobotInstall-7605656-0' further supports the phishing and potential installation lure. The embedded URLs are the primary IOCs.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9999

Heuristics 4

  • 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.
  • Browser extension / update installation lure high SE_BROWSER_INSTALL_LURE
    Document tells the user to install a browser extension, plugin, viewer, or browser update to view content — a common social-engineering path for credential theft and malware installation
  • 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://andhops.com/uploads/1/3/0/2/130270986/7752448.pdf In PDF document text
    • http://djsacademy.com/uploads/1/3/0/5/130588239/kigosepubomi-fobuganejim-pedunalinuxa-xolirumezifene.pdfIn PDF document text
    • http://courtneygriggseportfolio.com/uploads/1/3/0/2/130289585/jojajonuzuvofebi.pdfIn PDF document text
    • http://sonoranshadows.com/uploads/1/3/0/7/130775511/wevigepuvafofu.pdfIn PDF document text
    • http://esavvie.com/uploads/1/3/0/6/130604040/4b8e2.pdfIn PDF document text
    • http://theabsurdists.com/uploads/1/3/0/2/130289754/88af4df.pdfIn PDF document text
    • http://davidmarquesibanez.com/uploads/1/3/0/5/130543059/130543059.html#plugin+adobe+acrobat+reader+chromeIn 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_off0000121e.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x121E 10844 bytes
SHA-256: 3e6679a8d27dd0d88cce2989a694c9647b334d559d0597cd7f4710239fa379af

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