MALICIOUS
234
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious File
T1059.007 JavaScript
The PDF contains numerous links, many pointing to a redirector service (ttraff.cc) which is flagged as malicious. The document body and heuristics indicate a social engineering lure to install a browser extension or update, a common tactic for credential theft or malware delivery. While no scripts were directly extracted, the presence of malicious redirectors and the 'browser install lure' heuristic strongly suggest a malicious intent.
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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Browser extension / update installation lure high SE_BROWSER_INSTALL_LUREDocument tells the user to install a browser extension, plugin, viewer, or browser update to view content — a common social-engineering path for credential theft and malware installation
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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=chrome+app+android+2.+3.+6 In PDF document text
- http://files.rileyelizabethphotography.com/uploads/1/3/1/3/131380171/monenof.pdfIn PDF document text
- http://files.wattpat.co.uk/uploads/1/3/0/7/130740255/5161892.pdfIn PDF document text
- http://files.nebraskaarteducators.org/uploads/1/3/1/3/131379820/benaragovekisow.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/1/0431/3461/5719/files/assamese_babur_gaan.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/7218/2685/files/mivarirugotop.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/0004/4440/files/tutorial_dashboard_excel.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/5657/7182/files/dopakudik.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/1987/8048/files/kazamagake.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/2353/1158/files/50786814725.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/9350/5688/files/eatel_tv_listings.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/7328/2983/files/kakijejorarut.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/9197/5580/files/24790392903.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/2067/1400/files/buku_akuntansi_manajemen.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/7274/8709/files/bgp_attributes_explained.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/1448/7190/files/10568302156.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/4628/1120/files/what_are_core_values.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_off0000856f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x856F | 5376 bytes |
SHA-256: aa2ff93ecb1b843dcd7eeb3f306893e914bf95d9e86934f10f413a234a2064a9 |
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font_01_sfnt_off00009790.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9790 | 10292 bytes |
SHA-256: b6bfdac208ad341f90a0ab31f59b7ef6ce8f90540610120aa7208e5eaf6b68fe |
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