MALICIOUS
96
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file contains a large number of external links to other PDF documents hosted on various domains. This behavior is indicative of a link farm, often used to manipulate search engine results or to distribute further malicious content. The ML classifier strongly flagged this PDF as malicious, supporting the assessment of a malicious intent. No scripts were extracted, and the document body text is heavily corrupted, making it difficult to ascertain a specific lure.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
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://bestplacesinohio.com/uploads/1/3/0/5/130588267/130588267.html#ver+pelicula+la+caba%C3%B1a+cristiana+completa PDF link annotation
- http://welovemolly.com/uploads/1/3/1/4/131409755/tokasupamupuvil-sudegidopumufo.pdfIn PDF document text
- http://mymontagne.com/uploads/1/3/0/6/130604423/gufakikabop_vokibosunodos.pdfIn PDF document text
- http://fovero.us/uploads/1/3/0/6/130639607/mexelesofejir_febub_busel_vaxepeganaw.pdfIn PDF document text
- http://naturaliq.org/uploads/1/3/0/3/130323392/7954831.pdfIn PDF document text
- http://glassconceptinc.net/uploads/1/3/0/5/130540882/jiterelaxaxejex.pdfIn PDF document text
- http://andersonhistoricalsociety.com/uploads/1/3/0/2/130270985/1235076.pdfIn PDF document text
- http://reddotinvestors.com/uploads/1/3/0/5/130588821/degobekoxozuxenu.pdfIn PDF document text
- http://hotelvic-phase2-ja.devsite-1.com/uploads/1/3/0/9/130968942/30cef.pdfIn 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://savannah.gnu.org/projects/freefont/In PDF document text
- http://www.gnu.org/licenses/In PDF document text
- http://www.gnu.org/copyleft/gpl.htmlIn 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_off00006e15.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6E15 | 6728 bytes |
SHA-256: 5278024270de67705d3a5034a26ce2f5e1d9e53f50705cc770b2190155f81e7b |
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font_01_sfnt_off00007eb9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7EB9 | 10524 bytes |
SHA-256: f544d01c5290df6cbfbaa73ebb0e1064540e005ab3ff0b6e5da8e9ca9f866310 |
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font_02_sfnt_off0000a26d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA26D | 16080 bytes |
SHA-256: 77966d09b5102a30d8ff8aa785e628bf197b3c0327fd11fee8dea0ac6f1fe098 |
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