MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a link that redirects to a malicious domain, identified by the PDF_MALICIOUS_REDIRECTOR_LINK heuristic. The document body, though heavily obfuscated, contains the text 'Corporate risk management book pdf' and the malicious URL, suggesting a phishing lure. The PDF also hosts a large number of external links, as indicated by the PDF_SEO_LINK_FARM heuristic, likely to obscure the malicious redirector.
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=corporate+risk+management+book+pdf In PDF document text
- http://files.projectcancerland.org/uploads/1/3/0/7/130776110/sejopuwam.pdfIn PDF document text
- http://files.amalgamatednurseryschool.com/uploads/1/3/2/8/132815054/1975663.pdfIn PDF document text
- http://files.tcfallnationals.com/uploads/1/3/1/1/131163712/duxedim.pdfIn PDF document text
- http://files.visit2day.nl/uploads/1/3/2/8/132814680/530098.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/1/0436/9884/7896/files/xexukikupekasuxekovoxogu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/13879903487.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/jomanumono.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/9544/8999/files/fipep.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/4338/0631/files/wand_of_cure_light_wounds_pathfinder.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/7381/4172/files/11473573555.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/8922/9979/files/84651843112.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/2902/0317/files/67242312742.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/6406/5190/files/free_math_worksheets_for_grade_2.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/2779/8943/files/41014814093.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/1926/3397/files/survey_of_accounting_7th_edition_solutions.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0443/2723/9836/files/eyes_text_symbol.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/2492/4319/files/97904463814.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000bd2d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBD2D | 5344 bytes |
SHA-256: c8e3d6386d0cec93e22bed4dcdbbda266316f3e19bbc6868fea808fdfb7c8a33 |
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font_01_sfnt_off0000cf39.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCF39 | 10452 bytes |
SHA-256: 76652c6300792ab5e06d65cfdbb46db346f08d3d8c453399e95d55fa6c190b78 |
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font_02_sfnt_off0000f2dd.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF2DD | 4324 bytes |
SHA-256: d1f4a20f0e35a0564be54678b929bb8c711862c507f070c2b9a6abea8daf4378 |
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