MALICIOUS
96
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF file contains a large number of external links, identified by the PDF_SEO_LINK_FARM heuristic, suggesting a link farm or redirection scheme. While no scripts were directly extracted, the presence of numerous external URLs, many pointing to PDF files with numeric slugs, indicates a likely attempt to manipulate search engine rankings or redirect users to potentially malicious content. The ML classifier strongly flagged this PDF as malicious.
Machine Learning
- Nyx PDF Classifier malicious score 0.9999
Heuristics 4
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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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External URI info PDF_URIPDF contains an external URL action
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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 http://forums.jesusradicals.com/uploads/1/3/1/6/131637308/131637308.html#tratado+de+pediatria+nelson
- http://guthealthreboot.com/uploads/1/3/0/6/130604616/9780823.pdf
- http://bymissjane.com/uploads/1/3/1/0/131070571/kolepamenegela.pdf
- http://111-pod.site/uploads/1/3/1/8/131857598/6e052.pdf
- http://cpanel.hoteljgb.com/uploads/1/3/1/3/131383751/zafovadumiradal_tumamimunigobiw.pdf
- http://santabarbarasailing.com/uploads/1/3/0/2/130272481/dozox-kimofutipav-bijegumog-beponusinokeko.pdf
- http://jhp.photography/uploads/1/3/0/5/130589020/nusepuwop_samubaw.pdf
- http://fishbonedesignnh.com/uploads/1/3/0/5/130540554/keselobe_rotibaseruwatiz_vetufatagiba.pdf
- http://oxfordshirekickboxing.com/uploads/1/3/1/1/131163980/3471342.pdf
- http://forums.jesusradicals.com/uploads/1/3/1/6/131637308/terms.html
- http://forums.jesusradicals.com/uploads/1/3/1/6/131637308/dmca.html
- http://forums.jesusradicals.com/uploads/1/3/1/6/131637308/policy.html
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://dufamisiril.files.wordpress.com/2020/06/gasiraz.pdf
- https://tenejokago.files.wordpress.com/2020/06/xitagodasefoga.pdf
- https://pomosoku.files.wordpress.com/2020/06/31155348968.pdf
- https://gofiwujuro.files.wordpress.com/2020/06/92549221799.pdf
- https://jojekuf.files.wordpress.com/2020/06/palogonobesaw.pdf
- https://kolurujo.files.wordpress.com/2020/06/86886654425.pdf
- https://timuvamug364737346.files.wordpress.com/2020/06/20066278364.pdf
- https://rizefoxug.files.wordpress.com/2020/06/42289501235.pdf
- https://babebevofam.files.wordpress.com/2020/06/32399429832.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/
- http://scripts.sil.org/OFL
Extracted artifacts 1
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000ca6f.bin8c71330a9fecf6a770b94fc05d00180c30284925b9a7291b9b8e58735adf3b58 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCA6F | 11432 bytes |
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