MALICIOUS
96
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1105 Ingress Tool Transfer
The PDF contains a large number of external links, many of which point to other PDF files hosted on various domains. This behavior is indicative of a link farm or a mechanism to distribute malicious content across numerous sites. The ML classifier strongly flagged this PDF as malicious, supporting the assessment of a malicious intent. No scripts were extracted, and the document body is largely unreadable binary data with some embedded URLs.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
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://benkregel.com/uploads/1/3/1/3/131381555/131381555.html#tecnologia+de+las+maquinas+y+herramientas+pdf
- http://minisportsclub.ch/uploads/1/3/0/3/130313203/fuxab.pdf
- http://ronsokolbooks.com/uploads/1/3/0/2/130287529/158696.pdf
- http://alphamotors.com.br/uploads/1/3/0/2/130287919/raporekovukasikanige.pdf
- http://www.susanlawton.susan-zises.com/uploads/1/3/0/6/130620573/xagebilawivipixel.pdf
- http://events.45-degres.ca/uploads/1/3/0/7/130776428/811f167e.pdf
- http://mta-sts.amscied.net/uploads/1/3/0/4/130488964/lijufuwopag.pdf
- http://churchilltailors.com/uploads/1/3/0/3/130323209/sexapakusof.pdf
- http://atemainc.cn/uploads/1/3/0/4/130435602/7c7dfd5190.pdf
- http://elitecustomcarpentry.com/uploads/1/3/0/2/130287243/fasegigerapu-zowowekeziv-bulaputigi.pdf
- http://cordiallyinvited-designs.com/uploads/1/3/0/5/130539697/d22de2d272.pdf
- http://theaccountantthatlovestech.com/uploads/1/3/0/5/130551378/2ea6b405514e4fd.pdf
- http://traumreden.de/uploads/1/3/0/4/130490181/relupulup-tunuvo-devilukanoxen.pdf
- http://www.carbondaledandelionday.org/uploads/1/3/0/6/130621431/puzadedizaxusi.pdf
- http://antikytheraenterprises.com/uploads/1/3/0/5/130539792/gilafotesidevi.pdf
- http://therydepreschool.org.uk/uploads/1/3/0/5/130550657/f1eb4d317208c.pdf
- http://dmitrenko.org/uploads/1/3/0/8/130814329/rewagutiriviribogipo.pdf
- http://unbreakablecarriereno.com/uploads/1/3/0/4/130483558/disawatem.pdf
- http://www.obpassociation.com/uploads/1/3/0/4/130483561/6e5c141.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://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00007026.bin4723f4031a6161b04d5545ce9fddf12365a3389794be984ae833548b7aa6b688 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7026 | 9140 bytes |
font_01_sfnt_off00009167.binf31c439e28d0137206b91a151f21343900f846ed9ff070250fbe82eb1cc7da1d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9167 | 16204 bytes |
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