MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file exhibits characteristics of a malicious redirector, as indicated by the critical heuristic firing for PDF_MALICIOUS_REDIRECTOR_LINK. It contains a substantial number of embedded links, forming a link farm, with the primary malicious URL being https://ttraff.ru/pify?keyword=annihilation+pdf+vandermeer. The document body, though heavily obfuscated, contains references to this URL and other Shopify-hosted PDFs, suggesting a coordinated effort to distribute malicious content or phish users. No scripts were extracted from this sample.
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.ru/pify?keyword=annihilation+pdf+vandermeer In PDF document text
- http://files.budsdoobieclips.com/uploads/1/3/1/4/131454304/b7057e1160d8.pdfIn PDF document text
- http://files.fropros.com/uploads/1/3/0/7/130775734/d09a7232ab5e51.pdfIn PDF document text
- http://files.parentfirstcouncil.com/uploads/1/3/1/6/131606688/lipobi_jotafode_xurup_menipujede.pdfIn PDF document text
- http://files.jasperskiteam.org/uploads/1/3/1/6/131636726/9e15e1d.pdfIn PDF document text
- http://files.saltdancecompany.com/uploads/1/3/0/9/130969532/3767928.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/1/0432/1044/0862/files/58203344199.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0450/4974/1464/files/les_affinits_lectives_goethe.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/3418/0769/files/gofotenalisusezoxitezujo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/1726/3510/files/jomuwapojolavu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/0691/7799/files/68292955221.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/3775/3501/files/mudugivitidopigerag.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/6105/1546/files/xesode.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/5975/7734/files/roxukisisatuxamirepagi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/8353/8331/files/2008_toyota_highlander_repair_manual.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/4398/6330/files/54251492150.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/0611/3430/files/lebigugemezin.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/4386/4228/files/48632268383.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/2210/6271/files/wanululizi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/1682/2692/files/xemen.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_off00007366.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7366 | 5152 bytes |
SHA-256: 1fcb355f294d33f6437a4e7408d78501df68406fd851c8a71d651a3b69b61104 |
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font_01_sfnt_off000084cd.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x84CD | 10224 bytes |
SHA-256: 3cca82f192b2450e52a65f9ae437722fa9990aebe194140b2f294eb933c15c78 |
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