MALICIOUS
202
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains multiple heuristics indicating malicious redirector links and a link farm, suggesting a phishing or scam attempt. The document body, though corrupted, contains a URL that points to a redirector, which is likely intended to lead the user to malicious content. The presence of numerous links, many pointing to benign Shopify PDFs, alongside malicious redirectors, indicates a tactic to obscure malicious activity within a larger set of links.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 6
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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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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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.cc/pify?keyword=hsslive+computer+science+answer+key In PDF document text
- http://ginexob.luminousmountain.com/uploads/1/3/1/4/131437709/zufeganur_rejidenibi.pdfIn PDF document text
- http://vivex.aishasuniquecosmetics.com/uploads/1/3/0/9/130969054/moxuxafumenob.pdfIn PDF document text
- http://tejizefa.catholicmedkc.org/uploads/1/3/2/6/132695550/2898458.pdfIn PDF document text
- http://files.oestore.shop/uploads/1/3/0/7/130775647/livaletip.pdfIn PDF document text
- http://files.afriendinrome.com/uploads/1/3/1/1/131164421/8744930.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/1/0431/9831/6707/files/dieta_alcalina_gratis.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/5944/4889/files/bifufefufuxig.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/5331/8306/files/32054867176.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/4526/5318/files/75455417097.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/6911/0432/files/26838204552.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/4497/6278/files/83185991698.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/2883/9581/files/jetivafilezezuvebovexux.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/6481/9874/files/mivida_master_plan.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/0740/9308/files/sonic_unleashed_mobile.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/0965/4434/files/xezifixopevi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/0142/9662/files/76045722112.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/4363/2805/files/axelos_itil_4_foundation.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/6146/0644/files/bamurudoruvom.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/8175/0941/files/nasironapiwewofufov.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_off00005412.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5412 | 5356 bytes |
SHA-256: 3cd518f989a5533201a09f3bc0feee7d467d0f33afcce97cbcb4ee70f40985ee |
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font_01_sfnt_off0000664c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x664C | 9852 bytes |
SHA-256: d938b941e401de9531324f1a512b7269e74f47482a85e2f27d2670ab8c23dc46 |
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