MALICIOUS
96
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF document contains a large number of external links, identified by the PDF_SEO_LINK_FARM heuristic. The ML classifier also strongly indicated maliciousness. The embedded URLs point to various PDF files hosted on different domains, suggesting a link farm or a distribution mechanism for further malicious content. No scripts were extracted, but the sheer volume of outbound links is highly suspicious.
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://jennamccabe.com/uploads/1/3/0/7/130776385/130776385.html#difference+comparative+advantage+and+absolute+advantage PDF link annotation
- http://sylvialeconsulting.com/uploads/1/3/0/6/130620635/foxikozixepem.pdfIn PDF document text
- http://jamesroutledge.com/uploads/1/3/0/5/130539279/dutureje.pdfIn PDF document text
- http://mta-sts.mail.usaexpressions.com/uploads/1/3/0/7/130775361/3609690.pdfIn PDF document text
- http://thesoundofthecoldwar.com/uploads/1/3/0/3/130323488/7c157e.pdfIn PDF document text
- http://mayoancestors.ie/uploads/1/3/0/4/130476632/xaxud.pdfIn PDF document text
- http://yasr.com/uploads/1/3/0/6/130620519/7861865.pdfIn PDF document text
- http://www.newmarkethanaiohana.com/uploads/1/3/0/2/130289541/nojajabewoni.pdfIn PDF document text
- http://unbanporn.com/uploads/1/3/0/5/130546543/6863399.pdfIn PDF document text
- http://artofburkinafaso.com/uploads/1/3/0/6/130620720/63dbbdd61a0e43.pdfIn PDF document text
- http://mta-sts.heathertuach.com/uploads/1/3/0/6/130620317/5297876.pdfIn PDF document text
- http://www.trappedinthetrade.com/uploads/1/3/0/4/130436439/jetek.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn 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
- https://fedoraproject.org/wiki/Licensing/LiberationFontLicenseIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000751a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x751A | 7572 bytes |
SHA-256: 79bcb554e0deb8293afa6345acaa231f1ab21c8650ba7ab51ef840e7d282de66 |
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font_01_sfnt_off000092ca.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x92CA | 2596 bytes |
SHA-256: 87fd6b1a35a64f5c2d30902eea89631a9c05d6b36ef70c6d0cee4d2ad867525e |
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