MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
T1059.001 PowerShell
The PDF contains a critical heuristic indicating it links to a known malicious redirector, specifically 'ttraff.ru'. The document body, though heavily obfuscated, contains this URL and references to a fitness program, suggesting a lure. Additionally, the PDF exhibits characteristics of a link farm, embedding numerous external links, many pointing to Shopify-hosted PDFs, which is a common tactic for SEO poisoning or distributing further malicious content. No scripts were extracted, limiting the analysis of direct payload execution.
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=buff+dudes+12+week+program+reddit In PDF document text
- http://files.lambdasigmaphi.org/uploads/1/3/0/8/130814342/rutaromazuses-wolewafes.pdfIn PDF document text
- http://files.alexandramarin.ca/uploads/1/3/2/8/132815008/5b2a5.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/1/0438/6809/4629/files/15560960765.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/5896/1320/files/minonuxewi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/9562/1786/files/liberalisme_di_malaysia.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/5519/4011/files/17665580526.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/9201/7305/files/wapopogevejaxerun.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/3468/1250/files/97755247683.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/2585/8711/files/bukesonudeganigidibel.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/6676/1120/files/14391307686.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/8424/3351/files/kavoniwev.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/7562/4350/files/the_great_gatsby_anticipation_guide.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0447/7688/2327/files/boolean_algebra_calculator_project.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/3588/5725/files/logopuw.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/1586/2434/files/free_chrome_extensions_android.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/8697/8984/files/50787161906.pdfIn PDF document text
- http://buffdudes.blogspot.com/2014/04/buff-dudes-12-week-plan.htmlIIn 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_off000053ad.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x53AD | 5496 bytes |
SHA-256: 6bfed8dc4a7a1652b4956416b1ebf3f2a45d7a4a75fc17708b7e58687f5826c6 |
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font_01_sfnt_off00006689.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6689 | 9856 bytes |
SHA-256: 5c44feb8897bbbe15ef55590c0489bded88debd664e6f08de960d3968f08f16d |
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font_02_sfnt_off00008881.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8881 | 16544 bytes |
SHA-256: 4354bd37e85197a997b2f6c8c8698034d2711068b41d1b66819094364c364bcc |
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font_03_sfnt_off00009ec5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9EC5 | 4324 bytes |
SHA-256: 1062cd8ddf90f4344fa193b395386d5669df1a952e5759311ca261a71931f361 |
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