MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a large number of embedded links, many of which point to a redirector service known to host malicious content. The primary lure appears to be a fake 'business administration project topic pdf' which, when clicked, leads to the malicious redirector. The ML classifier strongly indicated maliciousness, and the presence of numerous SEO-optimized links suggests a campaign to distribute malware or phishing content.
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.cc/pify?keyword=business+administration+project+topic+pdf In PDF document text
- http://files.determinedart.org/uploads/1/3/1/8/131871614/e80aef3da53.pdfIn PDF document text
- http://files.springvillebaseball.com/uploads/1/3/1/1/131163878/4542659.pdfIn PDF document text
- http://vejifik.arlenegersonphd.com/uploads/1/3/2/7/132740214/cc1e238.pdfIn PDF document text
- http://files.sweet-williams.com/uploads/1/3/1/4/131409677/fipew.pdfIn PDF document text
- http://files.transfermarketgroup.com/uploads/1/3/1/3/131380842/691834e35748.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/1/0430/6731/0231/files/zazabifoxuvega.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/9856/1948/files/bobine_lectrique.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0792/5654/files/teruvofilo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/1552/7833/files/80377824284.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/7386/2808/files/nomaf.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/8728/0790/files/amrutanubhav_in_marathi_free_download.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/3015/0300/files/magega.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/7539/3946/files/connaught_place_map.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/0778/6654/files/85456558744.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/55628578329.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0439/2534/0328/files/webejize.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/8037/5704/files/gofibek.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_off0000b171.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB171 | 5276 bytes |
SHA-256: 0624d828cac1a0c16ff44ffb39575f433d54373ac907747bb76463baa6d9dadf |
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font_01_sfnt_off0000c341.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC341 | 10632 bytes |
SHA-256: ffdc3349ffe14268bda53cd893160f5428fe3fabadb5371dc0dc9890b52e49ca |
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font_02_sfnt_off0000e74f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE74F | 4324 bytes |
SHA-256: d1f4a20f0e35a0564be54678b929bb8c711862c507f070c2b9a6abea8daf4378 |
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