MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous links to an SEO redirector, masquerading as a citation guide, which is a common lure for phishing or malware delivery. The primary redirector URL is https://ttraff.ru/pify?keyword=citation+apa+format+website+no+author, which is flagged as malicious. The ML classifier also strongly indicated maliciousness.
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=citation+apa+format+website+no+author In PDF document text
- http://jomawex.mthopesanctuary.org/uploads/1/3/2/6/132681268/lozega_nikiti_dodewubuxa_jujepowa.pdfIn PDF document text
- http://zeritozu.bewellbrookfield.com/uploads/1/3/0/8/130814328/b026e81e1531.pdfIn PDF document text
- http://files.danielakfineart.com/uploads/1/3/1/3/131398193/wowozepozo.pdfIn PDF document text
- http://tozofan.lineefraidsen.net/uploads/1/3/0/8/130874359/buzezizem.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/1/0437/2260/4695/files/pudipojijo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/8897/7815/files/dilutosawudonunaz.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9714/6019/files/27766752126.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/9440/8357/files/mechanical_engineering_drawing_tutorial.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/5180/9957/files/romajigef.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/3936/7061/files/people_s_democratic_republic_of_algeria.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/1994/3579/files/nejaje.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/52945462890.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/6697/2577/files/sukhmani_sahib_in_hindi.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_off000058c7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x58C7 | 5248 bytes |
SHA-256: ba7829c19fd80578c4a3d114983c6abfdc9e0fac172748d27ba0d41fca379ae2 |
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font_01_sfnt_off00006a80.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6A80 | 9932 bytes |
SHA-256: 3dbf77ccd15caf2623f571e2e1148a37f6bac116db35ddf6c6128ecad87f12ca |
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