MALICIOUS
96
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.001 PowerShell
The PDF file contains a significant number of external links to other PDF files hosted on various domains, indicative of a link farm or SEO abuse. The heuristic 'PDF_SEO_LINK_FARM' specifically flags this behavior. The embedded URLs suggest a pattern of redirecting users to potentially malicious or spam content. No scripts were extracted, limiting the analysis of direct payload delivery.
Machine Learning
- Nyx PDF Classifier malicious score 0.9957
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://angelwellness.net/uploads/1/3/0/5/130551604/130551604.html#cables+de+potencia+definicion PDF link annotation
- http://martinjoycepaulskinnergolf.com/uploads/1/3/0/2/130289623/niruzulavuva.pdfIn PDF document text
- http://mpsawa.org/uploads/1/3/0/6/130639977/3a4f7c8bbe.pdfIn PDF document text
- http://tezamenzelzate.com/uploads/1/3/0/3/130324320/9b5dbf1.pdfIn PDF document text
- http://ymkpt.info/uploads/1/3/0/5/130541552/cd066e6039.pdfIn PDF document text
- http://noblenarrows.com/uploads/1/3/1/4/131437756/1781209.pdfIn PDF document text
- http://murielstorme.com/uploads/1/3/0/8/130815026/5944411.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
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00009375.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9375 | 9564 bytes |
SHA-256: 66a742a2f60b93f450b7101123a44aa71d95d3a1b1d8d676646b1818358101c7 |
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font_01_sfnt_off0000b5a4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB5A4 | 2808 bytes |
SHA-256: 4787d2c2ac016f983f57aa366e9fd982efde0f4be5bc1285ce64ca5ec1fd78e0 |
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font_02_sfnt_off0000bfa8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBFA8 | 16172 bytes |
SHA-256: 611b4a16b41a927328814247544712161d4a1200cce8aecc93dfc09e1466a86f |
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