MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains embedded links that redirect to a malicious domain, disguised as information about Lincoln Cathedral guided tours. The heuristic PDF_MALICIOUS_REDIRECTOR_LINK and the presence of numerous external PDF links suggest a link farm or SEO manipulation tactic to distribute malicious content. The ML classifier strongly indicates maliciousness.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 4
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PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINKPDF contains a clickable URI to redirector infrastructure used by a known malicious PDF SEO/adware delivery campaign. These documents typically rely on user interaction and redirect chains rather than a PDF parser vulnerability.
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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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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 https://ttraff.com/wix?keyword=lincoln+cathedral+guided+tours
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- http://www.daltonmaag.com/
- https://static.usrfiles.com/ugd/6da380_84a0b026261a4087a07b9c0b05e8d80e.pdf
- https://static.usrfiles.com/ugd/b8c837_4d9df525fec94099a8c97dcaba23c6f5.pdf
- https://static.usrfiles.com/ugd/b8c837_e36b7e4a920346da937485d9921a63db.pdf
- https://static.usrfiles.com/ugd/3649d2_d0e26d8da1c14a8bae57b1fb6a7cf8e3.pdf
- https://static.usrfiles.com/ugd/e5a943_7c284a5231554496aed4f01d0f1e597d.pdf
- https://static.usrfiles.com/ugd/0cd019_01da36b05a71412184f4093a744eb757.pdf
- https://static.usrfiles.com/ugd/b8c837_3d3eb8c9cf294477bd1a2e232c109eff.pdf
- https://static.usrfiles.com/ugd/8a419d_174ccdb1e38a468783d4696210ccbf33.pdf
- https://static.usrfiles.com/ugd/b8c837_57ce9fba7b8f487da62bb35dc16ce0a2.pdf
- https://static.usrfiles.com/ugd/eb4c03_911750486f414508a652c85d2fb7f2ad.pdf
- https://static.usrfiles.com/ugd/9e14ca_6e515acbe2924d1ca47b38fd5ed22c93.pdf
- https://static.usrfiles.com/ugd/0fdb6d_ce8bed49ac0843479885215f7ea532eb.pdf
- https://static.usrfiles.com/ugd/b8c837_975e5c542d0d47c9af56dff02dab188c.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/
- http://scripts.sil.org/OFL
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00007dd1.bin5191aecdbb6215d43f47a7d6a9d72764cfb70f3938591560ab791c5fe8d39292 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7DD1 | 5024 bytes |
font_01_sfnt_off00008ecc.bin441e07cf5a8ff7d279d4e2825eed592d23affb6a0476710f1c500b39e6e1a2c5 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8ECC | 10772 bytes |
font_02_sfnt_off0000b392.bind1f4a20f0e35a0564be54678b929bb8c711862c507f070c2b9a6abea8daf4378 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB392 | 4324 bytes |
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