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 a known malicious redirector, ttraff.com, which is used to obscure the final destination. The document body, though heavily obfuscated, contains text related to 'Blessed assurance hymn pdf' and the authoring application 'wkhtmltopdf', suggesting a lure to disguise the malicious intent. The presence of many external PDF links, including one to a Shopify domain, indicates a link farm strategy, likely to improve search engine ranking for malicious content or to distribute malware.
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.com/pify?keyword=blessed+assurance+hymn+pdf
- http://files.musicwithdunne.com/uploads/1/3/1/4/131454151/ad870.pdf
- http://fopadejer.kevinakhurst.com/uploads/1/3/2/7/132740978/73bd5d.pdf
- http://files.bradleystokejudo.com/uploads/1/3/1/4/131406714/jipulofo.pdf
- http://files.florenceseminars.org/uploads/1/3/0/8/130814411/debofozoxa-tulenowoben.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/budexojimomamuzarumedi.pdf
- https://cdn.shopify.com/s/files/1/0429/0225/7823/files/26823574768.pdf
- https://cdn.shopify.com/s/files/1/0431/9746/4731/files/84547012421.pdf
- https://cdn.shopify.com/s/files/1/0434/7104/4770/files/backtracking_algorithm.pdf
- https://cdn.shopify.com/s/files/1/0439/1947/4856/files/tutorial_microsoft_excel_2020.pdf
- https://cdn.shopify.com/s/files/1/0436/2030/3006/files/kakotefanenixit.pdf
- https://cdn.shopify.com/s/files/1/0440/3917/6357/files/fikufusuxivitigamikobet.pdf
- https://cdn.shopify.com/s/files/1/0429/1624/9767/files/52733192429.pdf
- https://cdn.shopify.com/s/files/1/0437/1300/3674/files/anorganick_chemie_housecroft.pdf
- https://cdn.shopify.com/s/files/1/0447/9208/6685/files/because_beatles.pdf
- https://cdn.shopify.com/s/files/1/0432/0532/9064/files/75694849921.pdf
- https://cdn.shopify.com/s/files/1/0438/6645/6224/files/vopozotixasikezipivif.pdf
- https://cdn.shopify.com/s/files/1/0432/3255/9267/files/19279632592.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_off000071a5.binc51796174c28d4b6e5d10ad4b99c15a45a45b0e061b2ffdb19091c894dc92f2f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x71A5 | 5544 bytes |
font_01_sfnt_off0000845e.binc59c8b7bda2a92b3638480fb3bf322f543a3a6227964d8361d0c882161cf388f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x845E | 10304 bytes |
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