MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous embedded links, many of which point to a redirector service designed to obscure the final destination. The primary redirector URL is https://ttraff.com/pify?keyword=cursive+alphabet+chart+with+directional+arrows+pdf, which is associated with malicious activity. The document body, though heavily obfuscated, contains this URL and other Shopify links, suggesting a link farm or SEO manipulation tactic to lure users into downloading potentially malicious content. The ML classifier strongly indicated maliciousness.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 5
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PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINKPDF contains a clickable URI to redirector infrastructure used by a known malicious PDF SEO/adware delivery campaign. These documents typically rely on user interaction and redirect chains rather than a PDF parser vulnerability.
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Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARMSmall 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.
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Image lure linking to an SEO redirector (free-download phishing) high PDF_SEO_UTM_REDIRECTOR_LINKPDF embeds an image with little or no body text and a clickable link to a multi-word utm_term / FeedBurner-proxied SEO redirector — the 'free ebook / solution-manual / document download' phishing family that ranks for natural-language search queries and routes the user into a payload/redirect chain. The PDF carries no exploit; the risk is the linked destination. Flagged structurally (image lure + SEO redirector) so it does not depend on a ClamAV/ML signature, and regardless of how many filler text pages the lure carries.
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Object number defined twice with different bodies info PDF_DUPLICATE_OBJ_BODY_INCREMENTALThe same indirect object (N G) is defined more than once with different body bytes. First-wins and last-wins readers will resolve different content, which is a parser-confusion shape used by targeted PDFs. Body-only differences are common in benign incremental updates, so severity is raised only when the duplicate carries active content.
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Embedded URL info EMBEDDED_URLOne 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 https://ttraff.com/pify?keyword=cursive+alphabet+chart+with+directional+arrows+pdf In PDF document text
- http://files.heramoon.com/uploads/1/3/0/8/130873922/6469462.pdfIn PDF document text
- http://files.transcultural-care.com/uploads/1/3/1/3/131383648/riwesuji-wezadu.pdfIn PDF document text
- http://files.manchesterlifestyleawards.com/uploads/1/3/2/8/132814241/9a9a9.pdfIn PDF document text
- http://diredogi.butternutconsultants.com/uploads/1/3/0/8/130814058/23cc42.pdfIn PDF document text
- http://vuxonuv.virginiaintegrativeosteopathy.com/uploads/1/3/1/4/131407005/749817119.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/7109/2376/files/sotosaliwojitalusupax.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9154/2681/files/madugorivikefedulij.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/1790/3008/files/49243389054.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/9373/7118/files/4641292863.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/5294/7873/files/32556071389.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/2834/9079/files/canon_eos_rebel_k2.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/5313/7576/files/94904169907.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/8354/6267/files/botw_swift_carrot.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/0063/5290/files/35508111661.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/4071/8496/files/59381814871.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/5506/2938/files/sunojupilelirajada.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/8842/9724/files/efftronics_interview_questions_for_ece.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/9508/9571/files/bearing_catalogue_skf.pdfIn PDF document text
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00005413.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5413 | 5440 bytes |
SHA-256: 1ad6a9fff017c86b48887953a3caf756789015d085b2c6de4c520e22620d1b4d |
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font_01_sfnt_off00006696.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6696 | 13772 bytes |
SHA-256: 21a744703a0c07059fcfd80f763183a39fddcaa8a4712e7408bf2ae58b90279b |
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