MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of embedded links, many pointing to Shopify domains, but one critical link directs to a known malicious redirector. The ML classifier strongly flagged this PDF as malicious. The document body, though heavily obfuscated, contains the URL 'https://ttraff.cc/pify?keyword=electrophilic+addition+reaction+pdf', indicating a lure to a potentially malicious site disguised as academic 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.cc/pify?keyword=electrophilic+addition+reaction+pdf
- http://files.studio.dayafoundation.org/uploads/1/3/2/3/132303373/fonulu.pdf
- http://files.mindandworld.com/uploads/1/3/1/4/131453253/furerunaruxosogat.pdf
- http://files.bohemianattic.com/uploads/1/3/1/0/131070618/zixopi_kodovajofogexew.pdf
- http://files.frabranch159.com/uploads/1/3/2/7/132740804/8883966.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/96512150342.pdf
- https://cdn.shopify.com/s/files/1/0438/1350/3133/files/99790213232.pdf
- https://cdn.shopify.com/s/files/1/0437/5219/4202/files/43865821171.pdf
- https://cdn.shopify.com/s/files/1/0432/5982/2244/files/bloodlines_book_6_download.pdf
- https://cdn.shopify.com/s/files/1/0433/3309/1480/files/xojuwabobuwap.pdf
- https://cdn.shopify.com/s/files/1/0430/3002/0247/files/regupojevetesafi.pdf
- https://cdn.shopify.com/s/files/1/0430/4296/3613/files/the_historical_novel_gyrgy_lukcs.pdf
- https://cdn.shopify.com/s/files/1/0431/4526/5318/files/juzupoxajepeninegujetitu.pdf
- https://cdn.shopify.com/s/files/1/0429/1900/2279/files/vuxepopisa.pdf
- https://cdn.shopify.com/s/files/1/0428/4976/3487/files/8776672408.pdf
- https://cdn.shopify.com/s/files/1/0433/6074/7688/files/88033361363.pdf
- 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/
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000602a.bina122d416bbda56565c7485fed14f99370aaef65465dfe29f934b476bbc0d45cf |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x602A | 5024 bytes |
font_01_sfnt_off0000713d.bind3c69fb45243749319f5eac979fb4b5d902a996ec57b5a8d63773dbc0e54f336 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x713D | 10556 bytes |
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