Malware Insights
The PDF file contains numerous embedded links, a technique often used for SEO spam or to redirect users to malicious sites. One critical heuristic identified a link to known malicious redirector infrastructure at 'https://ttraff.cc/pify?keyword=crossword+clue+answers'. The document body, though heavily obfuscated, contains text fragments that appear to be related to crossword clues and the malicious URL, suggesting a lure to trick users into clicking the link. The presence of a large number of PDF links, many hosted on Shopify, indicates a link farm strategy, likely to improve search engine ranking for malicious content.
Heuristics 3
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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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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=crossword+clue+answers
- http://files.manitobarugbyhalloffame.com/uploads/1/3/1/1/131164281/6e2319b.pdf
- https://cdn.shopify.com/s/files/1/0431/1125/2132/files/wadonudezuzoxuxejo.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/muzaloxebomasu.pdf
- https://cdn.shopify.com/s/files/1/0432/8561/0654/files/7243128067.pdf
- https://cdn.shopify.com/s/files/1/0438/0655/6320/files/dicionario_caldas_aulete.pdf
- https://cdn.shopify.com/s/files/1/0427/6604/1244/files/juluwatad.pdf
- https://cdn.shopify.com/s/files/1/0427/9464/7719/files/pigodijoguzarev.pdf
- https://cdn.shopify.com/s/files/1/0432/3603/2674/files/tiganepufubaluk.pdf
- https://cdn.shopify.com/s/files/1/0434/8890/3325/files/99201950610.pdf
- https://cdn.shopify.com/s/files/1/0434/8212/0357/files/81843139110.pdf
- https://cdn.shopify.com/s/files/1/0432/4599/4146/files/what_is._ds_store_file.pdf
- https://cdn.shopify.com/s/files/1/0427/4647/8759/files/88322689117.pdf
- https://cdn.shopify.com/s/files/1/0428/4570/0262/files/baseball_card_price_guide.pdf
- https://cdn.shopify.com/s/files/1/0436/7620/5209/files/wepemadaxukowokubajaz.pdf
- https://cdn.shopify.com/s/files/1/0437/6556/3549/files/gigimav.pdf
- https://cdn.shopify.com/s/files/1/0434/4925/4041/files/livasu.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000074bc.bin1c36f09ce5fde226e8aacc0df4721ad6939626f64392bb9c19602d8f116cbbb4 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x74BC | 4932 bytes |
font_01_sfnt_off00008599.bin9e8a02f0941197fd53bef1f494e06f13045c5455bfdc4fc45ce7210b27dd9b65 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8599 | 10192 bytes |
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