MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a link that redirects to a known malicious domain, identified by the PDF_MALICIOUS_REDIRECTOR_LINK heuristic. The document body, though heavily obfuscated, contains the same malicious URL. The PDF also hosts a large number of external links, suggesting a link farm for SEO manipulation, as indicated by the PDF_SEO_LINK_FARM heuristic. The ML classifier strongly flagged this PDF as malicious.
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.club/wix?keyword=come+sail+away+violin+sheet+music
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://static.usrfiles.com/ugd/0aab01_0247b5ddaf72478abc26e97331d0017d.pdf
- https://static.usrfiles.com/ugd/451a43_bd8e02a2b69841798162b30f1d00f663.pdf
- https://static.usrfiles.com/ugd/e9cba9_656ff94feade437495e66ebd478df293.pdf
- https://static.usrfiles.com/ugd/cc3ca9_2ddb615f18bc4816ad8727bcb41da053.pdf
- https://static.usrfiles.com/ugd/0d002d_51029843e7904159bb5db26fb2745827.pdf
- https://cdn.shopify.com/s/files/1/0434/6124/7129/files/vesodonifekime.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/nasidobedibugamis.pdf
- https://cdn.shopify.com/s/files/1/0437/5291/5098/files/nimotuduruzoxixo.pdf
- https://cdn.shopify.com/s/files/1/0437/7437/8138/files/76234813993.pdf
- https://cdn.shopify.com/s/files/1/0430/2874/2298/files/prophylaxis_endocarditis_guidelines.pdf
- https://cdn.shopify.com/s/files/1/0436/1791/0947/files/accrual_accounting_balance_sheet_examples.pdf
- https://static.usrfiles.com/ugd/bb10c5_0fac68938223441b83d9bca6a4c16a26.pdf
- https://static.usrfiles.com/ugd/23924c_374f048e494d40b8acdf264d884c10a1.pdf
- https://static.usrfiles.com/ugd/e2f7e1_7b19efc765ff400196e9c3463b489498.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 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00005da5.binb928f21f2475d713deb6b4b7c9888b9b376b2acb8c158c7df5880c4a3d627e41 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5DA5 | 5104 bytes |
font_01_sfnt_off00006eef.bin1bb76af91f1d3c0dff90b8401f7f3d6f0175b3ca0a2900f8d741fdf1af10a319 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6EEF | 14744 bytes |
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