MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous links, many of which point to external resources disguised as SEO-related documents. One critical heuristic identified a link to a known malicious redirector at https://ttraff.ru/pify?keyword=meaning+of+search+engine+optimization+pdf. This suggests the document is designed to lead users to malicious sites through a chain of redirects, likely for phishing or malware distribution.
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.ru/pify?keyword=meaning+of+search+engine+optimization+pdf In PDF document text
- http://files.cardconnectscal.com/uploads/1/3/0/7/130740252/pebibezo_wopufaka_bewezimuju_fajor.pdfIn PDF document text
- http://files.fourseasonslocalmarket.com/uploads/1/3/0/9/130969448/zuzejumusel.pdfIn PDF document text
- http://files.pineapplecoffeeandtea.com/uploads/1/3/0/7/130739744/2750509.pdfIn PDF document text
- http://files.pennlawlambda.com/uploads/1/3/0/9/130969115/jawapax.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/1/0433/0687/7080/files/38608120386.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/8922/2037/files/88412801260.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/0949/9548/files/bukhari_shareef_in_english.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/1785/4366/files/96413855488.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/0873/6928/files/zapefifosekuluruvokakij.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/9494/0573/files/assistant_system_engineer_tnpsc_books.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/3262/4797/files/78523393468.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0451/0354/6533/files/abc_murders_agatha_christie_download.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/7752/4888/files/68479150707.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/3234/4736/files/maharashtra_b._ed_cet_books_download.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/1335/7214/files/5458360248.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/7399/3890/files/49607523977.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0441/0313/9480/files/modals_of_deduction_and_possibility_exercises.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0439/0407/3880/files/83962633208.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_off000069af.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x69AF | 5592 bytes |
SHA-256: 8519868edc5ad4ab0af1f9c678c7bceae204df38a4f3db1d5a772dc4ab46a5d2 |
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font_01_sfnt_off00007ca5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7CA5 | 10308 bytes |
SHA-256: f28e20d915bb2d01479e4d58e31fffd3dc2a894c879e58563b1434495e89149e |
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