MALICIOUS
96
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF document contains a large number of external links, a technique often used for SEO manipulation or to redirect users to malicious sites. The ML classifier strongly indicated maliciousness. The document body, though partially corrupted, contains references to 'Cambridge ielts 2 reading test 3 answers' and authoring information, suggesting a lure to educational content. The primary attack pattern involves directing users to a network of suspicious URLs hosted on various domains.
Machine Learning
- Nyx PDF Classifier malicious score 0.9999
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://gregjiel.com/uploads/1/3/1/3/131383820/131383820.html#cambridge+ielts+2+reading+test+3+answers
- http://thequailsnest.com/uploads/1/3/0/4/130488320/941649.pdf
- http://riverviewfamilydentist.com/uploads/1/3/0/6/130621646/4312925.pdf
- http://tierversuchsfreie-schoenheitspflege.net/uploads/1/3/0/3/130323894/363f788f69ce.pdf
- http://rosswooddesigns.com/uploads/1/3/0/3/130313415/3cd7d5fb2.pdf
- http://themadfashion.nyc/uploads/1/3/1/3/131398123/aa0325d.pdf
- http://risingrebelclothing.com/uploads/1/3/1/8/131871605/2527190.pdf
- http://keepoaklandqueer.com/uploads/1/3/0/7/130775817/ebb50.pdf
- http://sanctuaryelectrical.com/uploads/1/3/0/7/130739150/lizoduweb-sikowiwal-niwozir-ninavuv.pdf
- http://festivalofgoodhumans.com/uploads/1/3/0/5/130551450/9b77742874dae.pdf
- http://truemeasurellc.net/uploads/1/3/0/5/130589010/7336158.pdf
- http://russhutchison.com/uploads/1/3/1/3/131383604/6264815.pdf
- http://sophiaisabellablog.com/uploads/1/3/1/4/131437291/81e5c1d.pdf
- http://taekwondobarbados.com/uploads/1/3/1/1/131164531/66c5c8cec4fab7b.pdf
- http://atelierlemounou.com/uploads/1/3/1/4/131407711/wuliradekadumon-bokasam.pdf
- http://thevinylruby.org/uploads/1/3/0/8/130874629/wamojanosufura.pdf
- http://infosysdreamtravel.com/uploads/1/3/1/3/131379031/584f6bda869a1ab.pdf
- http://innofoil.ch/uploads/1/3/0/5/130589385/6cf1d0b8c7bd.pdf
- http://mohamoudegal.com/uploads/1/3/1/6/131637919/2046649.pdf
- http://themotorcyclelounge.com/uploads/1/3/1/1/131164032/4796115.pdf
- http://ddiamondco.com/uploads/1/3/1/3/131384602/fojexidox_fasamakovad.pdf
- http://dilsavergroup.com/uploads/1/3/1/1/131164558/275dd73a44a9e.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
Extracted artifacts 1
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00007bc0.bina297d403e2b18559ae95432a0bfbd372bed1ca8e5174287703e9aae48ec3178d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7BC0 | 10092 bytes |
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