MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains embedded links that redirect to malicious infrastructure, specifically a URL designed for SEO spam and phishing. The document body, though partially corrupted, contains text related to 'Riesgo cardiovascular pdf chile' and the wkhtmltopdf application, suggesting a lure to trick users into believing it's a legitimate document. The presence of numerous links to external PDFs, many hosted on Shopify, indicates a link farm designed to distribute malicious content or engage in SEO manipulation.
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=riesgo+cardiovascular+pdf+chile In PDF document text
- http://files.integrativemassageworks.com/uploads/1/3/2/7/132740549/9035614.pdfIn PDF document text
- http://files.stephenhowardharrison.com/uploads/1/3/2/6/132696598/a15af9dff91a83.pdfIn PDF document text
- http://veraxam.mountaintherapygroup.com/uploads/1/3/0/7/130738524/zosumiwixinazu.pdfIn PDF document text
- http://files.cavecastlegolfclub.co.uk/uploads/1/3/0/9/130969034/1d277247d.pdfIn PDF document text
- http://fovirilab.alextoenniges.com/uploads/1/3/2/6/132681504/nekijizim-xabixirapas-pusosiraz.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/1/0430/9201/7305/files/minecraft_trapdoor_recipe.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/5757/7122/files/futaxiket.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/1096/5147/files/torujanadusubarasojulul.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/3663/8369/files/guxexak.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/5470/1463/files/basic_computer_skills_in_telugu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/7959/8229/files/seagate_hardrive_drivers.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/6678/3899/files/gibugorewuvabade.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9780/1375/files/nesabubavoworegozorete.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/1249/7303/files/analytical_biochemistry_book_download.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/2681/5903/files/77086391710.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0446/6475/0243/files/associer_plusieurs_pages.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/ledoviz.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/5652/8537/files/gipidabotobanaxafumidufa.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_off0000963a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x963A | 5484 bytes |
SHA-256: 3317565b678b23225ac0f0c3642aacaaf189b678843d99c4df1826eb82d8025e |
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font_01_sfnt_off0000a8e2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA8E2 | 10552 bytes |
SHA-256: 2fde6f2dae53bd141ebba94a16c6a59dcf0c6bd8d8c2dd0fb23bf50021a61373 |
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