MALICIOUS
96
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a large number of external links to various domains, many of which appear to be part of a link farm. The ML classifier strongly indicated maliciousness, and the PDF structure suggests an attempt to manipulate search engine results or distribute content through a network of linked PDFs. No scripts were extracted, limiting the ability to determine a more specific attack pattern.
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://fearlesjourney.com/uploads/1/3/2/6/132683330/132683330.html#catia+cam+tutorial PDF link annotation
- http://q1.undesirable.us/uploads/1/3/1/3/131379060/2741250.pdfIn PDF document text
- http://starkfitnessandrunning.com/uploads/1/3/0/7/130738819/pekipori.pdfIn PDF document text
- http://paulhannahestateagents.com/uploads/1/3/1/1/131163931/63fe8e08b4ca7.pdfIn PDF document text
- http://whitehallstoneworks.com/uploads/1/3/0/2/130272452/bedofazalazubokiva.pdfIn PDF document text
- http://openparadigma.org/uploads/1/3/0/5/130590507/govelexedufa_loguvuz_sajobabexeledes.pdfIn PDF document text
- http://gfoxinc.com/uploads/1/3/0/6/130604279/3ba30.pdfIn PDF document text
- http://simonjohns.co.uk/uploads/1/3/0/6/130603859/wubabutavupira.pdfIn PDF document text
- http://mail.sebolt.com/uploads/1/3/0/2/130288394/3555908.pdfIn PDF document text
- http://mariettasquarefarmersmarket.net/uploads/1/3/1/6/131606335/kazajidafarawaka.pdfIn PDF document text
- http://demasidomestic.com/uploads/1/3/0/6/130604850/2863cfd0.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
- http://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00005c4f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5C4F | 4448 bytes |
SHA-256: 46cf41086a0c1029fbe4be73b81d1cb1353a9c69a6eddef9daa41d68e22f3295 |
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font_01_sfnt_off00006b67.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6B67 | 10260 bytes |
SHA-256: d3a98e71018e6d9c3919b0e22ed41b84d78cc69ede312268eb5ca5f06bca24f0 |
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