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. These links point to various PDF files hosted on different domains, suggesting a link farm or a distribution mechanism for further malicious content. The ML_NYX_PDF_MALICIOUS heuristic also strongly indicates malicious intent. No scripts were extracted, but the sheer volume of external 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://salomonk.com/uploads/1/3/0/4/130483903/130483903.html#mn+dot+drivers+manual PDF link annotation
- http://tomichhill.com.au/uploads/1/3/1/3/131383251/dubagu.pdfIn PDF document text
- http://escalloniajewellerycrookhaven.com/uploads/1/3/1/3/131381225/gugezabi.pdfIn PDF document text
- http://ninahairandmakeup.com/uploads/1/3/1/4/131409909/bf298c80ed6e0.pdfIn PDF document text
- http://blackwolfinvestment.com/uploads/1/3/0/6/130621361/8d65d6.pdfIn PDF document text
- http://bodyworkshebden.com/uploads/1/3/0/7/130739235/dobukinofaxike_vofojeruloxo_lerusorusikupoj.pdfIn PDF document text
- http://jenest.co/uploads/1/3/0/7/130739021/dibal-bajiwitolilin-gekejawal-dogesubosejo.pdfIn PDF document text
- http://cpanel.fetefam.com/uploads/1/3/0/6/130621214/gekokonojuwu.pdfIn PDF document text
- http://rosecityinspections.com/uploads/1/3/0/3/130323811/besenogozifazaxezoj.pdfIn PDF document text
- http://holisticwritingbyseth.com/uploads/1/3/0/5/130588834/pelafij_kojivelitijan_taletux_nupuminogabag.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_off000059b7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x59B7 | 4920 bytes |
SHA-256: df38eadd95cf5e541db408de8143f876b517bca4cfe32b73658bc3b9764baaa2 |
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font_01_sfnt_off00006a5c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6A5C | 9892 bytes |
SHA-256: e0feb2d57555fe02aa6f7c817a9c6d77c88fb209a147ccb36ebbf67902f54dab |
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