MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file contains numerous embedded links, a technique often used to create link farms for SEO manipulation or to redirect users to malicious sites. One critical heuristic identified a link to a known malicious redirector at 'https://ttraff.com/pify?keyword=frankenstein+study+guide+answer'. The document body, though heavily obfuscated, also contains this URL and other links to Shopify-hosted PDFs, suggesting a coordinated effort to distribute content through multiple external resources. The primary intent appears to be directing users to the malicious redirector.
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=frankenstein+study+guide+answer In PDF document text
- http://files.istvanocztos.com/uploads/1/3/1/8/131856907/wawat.pdfIn PDF document text
- http://files.cynthiawidawski.com/uploads/1/3/1/3/131383247/fubit.pdfIn PDF document text
- http://files.steffiandalex.com/uploads/1/3/2/6/132682685/1573947.pdfIn PDF document text
- http://files.crossroadsareabirthclasses.com/uploads/1/3/0/8/130813301/manetob.pdfIn PDF document text
- http://files.jessicaesalvatore.com/uploads/1/3/1/3/131398532/924e62d9372.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/1/0431/2127/9137/files/85708235851.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/2090/9718/files/nipixako.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/5756/9176/files/gipow.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/2564/4192/files/81881021942.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/8926/4794/files/puzunebukunebutiwikekom.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/6972/5080/files/vobivevojibamakugugag.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/9850/5369/files/4721300467.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/2376/0536/files/61841628092.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/6113/2968/files/75244100293.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/5654/5433/files/97168083256.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/0071/5674/files/gejokitaxug.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/5180/9942/files/jufuvebibowimivososunamox.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/1247/9382/files/fefurokimowabixup.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_off00006a50.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6A50 | 5176 bytes |
SHA-256: 9169042c1a6cd4e32f3fec18a21c35adf9f187a7eafb4ecd3d0a461f73985767 |
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font_01_sfnt_off00007c14.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7C14 | 10044 bytes |
SHA-256: 1fa5ed58e3163a71ebfb8b9f9b8bd9d91669264e5ab60b80a10fce3e23ecbfa4 |
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