MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a link to a known malicious redirector, ttraff.com, which is disguised as academic report writing resources. This heuristic, combined with the ML classifier's high confidence, indicates a phishing or malicious redirection attempt. The document body also contains numerous links to external PDFs, suggesting a link farm or SEO poisoning tactic to distribute malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 4
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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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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/wix?keyword=academic+report+writing+format+for+students
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://static.usrfiles.com/ugd/76156b_e75fca1b04d9449fbefd7bc757aee20e.pdf
- https://static.usrfiles.com/ugd/b8c837_361361c48d774611bbb67d4743eaf568.pdf
- https://static.usrfiles.com/ugd/b8c837_69ebd400c59e461aac51a34e190e0bb3.pdf
- https://static.usrfiles.com/ugd/b8c837_849ea72b66b94d2296ea6375bc26e85b.pdf
- https://static.usrfiles.com/ugd/74a852_de65f1a435044b6096beae0d2f7949c7.pdf
- https://static.usrfiles.com/ugd/b85eb0_a46879fb132a404a8eb98f50fae0ac9c.pdf
- https://cdn.shopify.com/s/files/1/0430/9857/0909/files/9458297209.pdf
- https://cdn.shopify.com/s/files/1/0433/5383/3637/files/xodolegexipo.pdf
- https://cdn.shopify.com/s/files/1/0434/1635/4978/files/10038417269.pdf
- https://cdn.shopify.com/s/files/1/0435/7819/6129/files/62998564376.pdf
- https://cdn.shopify.com/s/files/1/0439/0918/5691/files/3742454586.pdf
- https://cdn.shopify.com/s/files/1/0429/2804/6233/files/zosaviwivuvevogavo.pdf
- http://www.flickr.com/photos/alamosbasement/
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://scripts.sil.org/OFL
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00006e12.bin8674eab4ebca302fcb4e6a709b945432268a90e26388dc46a29ab88c96c9af19 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6E12 | 5524 bytes |
font_01_sfnt_off000080dc.binea5e7474fc0dd8dc2f1eb2d6a080207d898372e7276a8af9e4e3cb6fe7cfe07e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x80DC | 9864 bytes |
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