MALICIOUS
90
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
The PDF file contains a large number of embedded URLs, as indicated by the PDF_SEO_LINK_FARM heuristic. These URLs point to various book titles, suggesting a link farm or SEO poisoning tactic. The ML_NYX_PDF_MALICIOUS heuristic further supports the malicious classification. The primary attack pattern involves directing users to a vast collection of external PDFs, likely for SEO manipulation or to host malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9920
Heuristics 2
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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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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://cefasfese.4pu.com/1731739731737734739/Charles-Dickens-Eine-Weihnachtsgeschichte-A-Christmas-Carol-amp-Vier-weitere-Weihnachtsstories-Illustriert-by-Charles-Dickens.pdf
- http://cefasfese.4pu.com/6734730730732735/Charles-Dickens-Great-Expectations-Hard-Times-A-Christmas-Carol-A-Tale-of-Two-Cities-by-Charles-Dickens.pdf
- http://cefasfese.4pu.com/4738731730737738/Disney-s-Mickey-s-Christmas-Carol-Based-on-a-Christmas-Carol-by-Charles-Dickens-by-Jim-Razzi.pdf
- http://cefasfese.4pu.com/5735730738732737/A-Christmas-Carol-in-Prose-Being-a-Ghost-Story-of-Christmas-by-Charles-Dickens.pdf
- http://cefasfese.4pu.com/1734730736733739/The-Man-Who-Invented-Christmas-How-Charles-Dickens-s-A-Christmas-Carol-Rescued-His-Career-and-Revived-Our-Holiday-Spirits-by-Les-Standiford.pdf
- http://cefasfese.4pu.com/3738735732730733/The-Man-Who-Invented-Christmas-How-Charles-Dickens-s-A-Christmas-Carol-Rescued-His-Career-and-Revived-Our-Holiday-Spirits-by-Les-Standiford.pdf
- http://cefasfese.4pu.com/7731733737735732/A-Christmas-Carol-and-Other-Christmas-Books-by-Charles-Dickens.pdf
- http://cefasfese.4pu.com/8739733733735734/A-Christmas-Carol-And-Other-Christmas-Stories-by-Charles-Dickens.pdf
- http://cefasfese.4pu.com/4733734732736736/Christmas-Books-A-Christmas-Carol-The-Chimes-The-Cricket-on-the-Hearth-The-Battle-of-Life-The-Haunted-Man-and-the-Ghost-s-Bargain-by-Charles-Dickens.pdf
- http://cefasfese.4pu.com/1731738739733730734/A-Christmas-Carol-Annotated-by-Charles-Dickens.pdf
- http://cefasfese.4pu.com/6733730733736733/A-Christmas-Carol-for-the-Stage-by-Charles-Dickens.pdf
- http://cefasfese.4pu.com/8736736731730736/Inside-Disney-s-A-Christmas-Carol-by-Charles-Dickens.pdf
- http://cefasfese.4pu.com/5738731737732737/A-Christmas-Carol---The-Ghost-Story-by-Charles-Dickens.pdf
- http://cefasfese.4pu.com/7733733736738731/A-Christmas-Carol-In-many-scenes-and-several-songs-by-Charles-Dickens.pdf
- http://cefasfese.4pu.com/6732734734737736/A-Christmas-Carol-and-Other-Haunting-Tales-by-Charles-Dickens.pdf
- http://cefasfese.4pu.com/8731735732730735/A-Christmas-Carol-Titan-Illustrated-Classics-by-Charles-Dickens.pdf
- http://cefasfese.4pu.com/7731730733732739/A-Christmas-Carol-Engage-Books-Illustrated-by-Charles-Dickens.pdf
- http://cefasfese.4pu.com/5737735730731730/A-Christmas-Carol---Illustrated-by-Arthur-Rackham-by-Charles-Dickens.pdf
- http://cefasfese.4pu.com/7733732733737739/A-Christmas-Carol-Or-the-Miser-s-Warning-A-Drama-in-Two-Acts-by-Charles-Dickens.pdf
- http://cefasfese.4pu.com/1730737739730731734/A-Christmas-Carol-Illustrated-More-Than-50-Pictures-Included-Free-Audio-Links-by-Charles-Dickens.pdf
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