MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of embedded links, many pointing to Shopify domains, but one critical link redirects to a known malicious infrastructure at 'ttraff.com'. This suggests a link farm or SEO poisoning attack designed to funnel users to malicious content. The document body, though heavily obfuscated, contains the URL 'https://ttraff.com/pify?keyword=rugarli+cardiologia+pdf', confirming its role in the attack.
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=rugarli+cardiologia+pdf In PDF document text
- http://files.icaplondon.ca/uploads/1/3/1/4/131406149/86826c99.pdfIn PDF document text
- http://digelu.dianartist.com/uploads/1/3/1/4/131408024/pawup.pdfIn PDF document text
- http://sajexed.freezerlink.com/uploads/1/3/0/9/130969744/safomukuxovip.pdfIn PDF document text
- http://files.frankklohr.com/uploads/1/3/1/4/131437119/8938845.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In PDF document text
- https://cdn.shopify.com/s/files/1/0430/6989/8903/files/bejogokarolumeji.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/9785/0017/files/52140773120.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/1344/6564/files/68165191143.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/3550/8392/files/pinajabidalo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/gofifarigomikidapowokov.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/8203/9964/files/wixobiwowudaganumabos.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/0002/1667/files/tevarebu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/7974/5192/files/60141898757.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/7060/3932/files/est_to_china_time.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/9910/3136/files/tiratuzodititafibikar.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/3851/5098/files/85774757927.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/9552/3485/files/dufaxaboxebaregudix.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0831/8878/files/juzekidigawirejuso.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/3942/4669/files/timunusurakilunufiniz.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00004ad7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4AD7 | 4732 bytes |
SHA-256: d1367eb00fdfc6025429cdbdc68e97bd88ae44e5b2b939bde9e7bfc331d6a02d |
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font_01_sfnt_off00005afb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5AFB | 9624 bytes |
SHA-256: f46c50b4468e429c9dc14d70052557d96915bcc9004f44ae90c403e667082f07 |
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font_02_sfnt_off00007bca.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7BCA | 4324 bytes |
SHA-256: b50a2106bf82917db0cd3cf88f63c5e8cc3298b343ace5cffc591b35df33d24c |
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