MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF file contains a mass of external links, disguised as a user manual, to a redirector URL. This suggests a phishing or scam attempt to lure users to malicious infrastructure. The PDF_MALICIOUS_REDIRECTOR_LINK heuristic firing confirms the presence of a link to known malicious infrastructure, specifically `https://ttraff.cc/wb?keyword=bose%20bluetooth%20speaker%20user%20manual`. The PDF_SEO_LINK_FARM heuristic indicates a large number of links, likely for SEO manipulation or to host further malicious content.
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.cc/wb?keyword=bose%20bluetooth%20speaker%20user%20manual In PDF document text
- http://files.lquertportfolio.com/uploads/1/3/2/3/132302913/1691a26110eba5.pdfIn PDF document text
- http://files.kca-agtb.com/uploads/1/3/1/3/131379115/8592847.pdfIn PDF document text
- http://files.alexandrathurston.com/uploads/1/3/0/8/130814914/lawiwi.pdfIn PDF document text
- http://files.mealprepdaily.com/uploads/1/3/1/1/131163856/4842700.pdfIn PDF document text
- http://files.wiseturtleacupuncture.com/uploads/1/3/1/3/131398449/499d4e.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://vavokoze.files.wordpress.com/2020/06/rimusowuxuxavajag.pdfIn PDF document text
- https://gibufitapow.files.wordpress.com/2020/07/60050701048.pdfIn PDF document text
- https://wefuziviwuve.files.wordpress.com/2020/07/bulijunidewasiw.pdfIn PDF document text
- https://pigejonuzona.files.wordpress.com/2020/07/mizaratiwivexufome.pdfIn PDF document text
- https://linutinoruso.files.wordpress.com/2020/06/votaremutubikodi.pdfIn PDF document text
- https://sesefuvosoxi.files.wordpress.com/2020/07/36738443360.pdfIn PDF document text
- https://romepaxa.files.wordpress.com/2020/06/42504064671.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/1671/6437/files/mesutebexetidomot.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/6741/6488/files/86747344145.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/tekutuni.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/47171602999.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/5554/6517/files/gijumuwetimixujefipida.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/3019/2039/files/20774964448.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/80463449019.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/8120/3861/files/2016200603.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/4684/6107/files/muviwefutidogaxofabo.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_off00007a36.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7A36 | 5144 bytes |
SHA-256: be9ab63589061680158c51dc1493b16170ffbec9aa4692ec5d1c98ade2b5cfe5 |
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font_01_sfnt_off00008b87.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8B87 | 14212 bytes |
SHA-256: 78cadfc8d20745a7fc3ac761ec0b45a272087e79e07a05db41139c23f2657477 |
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