MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous links to external resources, many of which are hosted on Shopify and appear to be part of a link farm. One prominent link, https://ttraff.com/pify?keyword=cdf+and+pdf+plot, is identified as a malicious redirector. This suggests the document's primary purpose is to redirect users to potentially malicious content under the guise of providing free resources.
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=cdf+and+pdf+plot In PDF document text
- http://files.nysdivorce.com/uploads/1/3/0/7/130775952/lajamaralo.pdfIn PDF document text
- http://files.apcoloredstones.com/uploads/1/3/0/8/130813120/a84a3f.pdfIn PDF document text
- http://files.bishopsstortfordjudo.com/uploads/1/3/1/6/131608016/vogeletuxu.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/1/0433/3663/0422/files/free_translation_books.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/7283/0105/files/80835567163.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/5864/1573/files/bumolawarifi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/6108/3296/files/mogutagakikofog.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/8020/3944/files/adobe_flash_cc_tutorial.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/9775/9652/files/2437960605.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/2995/4721/files/weluzugevajikakig.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/3024/8600/files/96946210026.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/4907/4336/files/disagonibetoxije.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/0681/9477/files/tejewaruf.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/6301/7629/files/59224339871.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/6276/3425/files/application_letter_sample_for_civil_engineer.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
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00008876.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8876 | 4404 bytes |
SHA-256: b257458864c7ef09cd8cb986f7227020593ff66b4eeae9590c5c9702073fe434 |
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font_01_sfnt_off0000977e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x977E | 15440 bytes |
SHA-256: 2734a4600119c1c0dae708f57a39ceda8f180ec1ebbf88b421d5098dd00bdfe8 |
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font_02_sfnt_off0000c850.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC850 | 16220 bytes |
SHA-256: f3fc314fb354192e76360cd123b7d9a03d3dc8559c8ea51a6bdd4cbb7575671d |
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font_03_sfnt_off0000ddb4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDDB4 | 4324 bytes |
SHA-256: 4fcfa7c68d76e23b667942a3ac892d2d5d88346478daafc61479ad4df4af3dd3 |
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