MALICIOUS
96
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file contains a large number of external links, identified by the PDF_SEO_LINK_FARM heuristic, pointing to various PDF files hosted on different domains. The document body also contains a prominent link to 'fundamentos de publicidade criativa pdf', which is likely a lure. This suggests a strategy to drive traffic to a network of sites, potentially for SEO poisoning or to distribute malware. No scripts were extracted, and the primary malicious activity is the distribution of external links.
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://kmzadjali.com/uploads/1/3/0/6/130604067/130604067.html#fundamentos+de+publicidade+criativa+pdf
- http://lesptitspasduthiou.com/uploads/1/3/1/6/131637836/tizebusumax.pdf
- http://kopeksecurityltd.com/uploads/1/3/1/4/131453706/4c990bc8c.pdf
- http://madisonrmoore.com/uploads/1/3/1/6/131606282/zizupep.pdf
- http://transitainer.biz/uploads/1/3/0/6/130639428/3233540.pdf
- http://cwegcommunity.org/uploads/1/3/1/4/131437756/e9a7f.pdf
- http://cscle.com/uploads/1/3/0/4/130476104/jidujakalitopelex.pdf
- http://elmremodeling.com/uploads/1/3/0/8/130874121/wesijik_molop_sixozudeluloluj_sifamotuxima.pdf
- http://article2pelosi2019.com/uploads/1/3/0/5/130539350/xixababi.pdf
- http://13w.undesirable.us/uploads/1/3/1/8/131871954/9838606.pdf
- https://womonuxad.files.wordpress.com/2020/06/57790647818.pdf
- https://pagapulikuv.files.wordpress.com/2020/06/nebaburogewozidojapiz.pdf
- https://tafibenula.files.wordpress.com/2020/06/misop.pdf
- https://jefekofegupu.files.wordpress.com/2020/06/57509467030.pdf
- https://kavotufez.files.wordpress.com/2020/06/sukafebivazorizore.pdf
- https://movovosu418811970.files.wordpress.com/2020/06/36705033103.pdf
- https://volutabeni.files.wordpress.com/2020/06/verawaku.pdf
- https://jajexulobuta.files.wordpress.com/2020/06/40118350492.pdf
- https://robesezidir.files.wordpress.com/2020/06/95273905119.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 1
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00005f1d.bin9915d6ad382f03c8ab34c7feb1f14d3ffaf43136c9ec48eaa1895a6dc48093c6 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5F1D | 12088 bytes |
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