Malware Insights
The PDF contains a large number of external links, many of which point to similarly structured URLs on different domains. The document body text, though garbled, includes the phrase 'Teaching english to kids worksheets' and the URLs themselves often contain numeric or descriptive slugs, suggesting a link farm or SEO poisoning tactic. The primary heuristic 'PDF_SEO_LINK_FARM' confirms this, indicating the PDF is designed to host numerous external links. The presence of these links suggests the document is a lure to redirect users to potentially malicious content hosted on these external sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9999
Heuristics 4
-
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.
-
External URI info PDF_URIPDF contains an external URL action
-
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.
-
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://autodiscover.redhands.nl/uploads/1/3/0/6/130639272/130639272.html#teaching+english+to+kids+worksheets PDF link annotation
- http://mymaidenvoyage.com/uploads/1/3/0/2/130289592/8fa7f86e.pdfIn PDF document text
- http://charmainecole.net/uploads/1/3/1/0/131070520/nevuwesudusina_pifuvamobij.pdfIn PDF document text
- http://reflexiondeporteupvehu.com/uploads/1/3/1/0/131070009/pijuvo_mubalixut.pdfIn PDF document text
- http://beautifulphenomenon.com/uploads/1/3/1/8/131856214/8b779.pdfIn PDF document text
- http://twincitieselectricmn.com/uploads/1/3/1/8/131871871/5277934.pdfIn PDF document text
- http://locsmithnaturalhairlounge.com/uploads/1/3/0/7/130775396/d9f7db91397bc.pdfIn PDF document text
- http://mancinos.net/uploads/1/3/0/2/130271142/37a593.pdfIn PDF document text
- http://smileyfacetv.com/uploads/1/3/1/6/131636612/3a7b2cd9371dc2.pdfIn PDF document text
- http://mail.enotecaathena.com/uploads/1/3/0/5/130551050/neguza-vadogefuradopix.pdfIn PDF document text
- http://mail.etepam.gr/uploads/1/3/1/8/131856131/gunawegunuk.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 1
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000059d8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x59D8 | 10248 bytes |
SHA-256: 0162328ea72b9a4c3058618d1206aa4830fa3f7bba2fa97d835ca74d1fbc21a9 |
|||
Open this report in the interactive analyzer, or submit your own file for analysis.