MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains embedded links that redirect to malicious infrastructure, as indicated by the PDF_MALICIOUS_REDIRECTOR_LINK heuristic. The document body, though heavily obfuscated, contains a URL that appears to be a lure for 'Apple garageband guitar lessons'. The PDF_SEO_LINK_FARM heuristic suggests a large number of outbound links, likely for SEO manipulation or to distribute malicious content. The ML_NYX_PDF_MALICIOUS classifier strongly indicates malicious intent.
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.cc/wix?keyword=apple+garageband+guitar+lessons
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://static.usrfiles.com/ugd/09c3c7_b7bc083eae8a4c018ed6a875cbeb8e06.pdf
- https://static.usrfiles.com/ugd/b8c837_c1920bac43bc4cbc9166c3adc1abea13.pdf
- https://static.usrfiles.com/ugd/b8c837_8f994760ee454f9daf7516dd194d8805.pdf
- https://static.usrfiles.com/ugd/b8c837_315199ac5c744f329ff34f56a1552820.pdf
- https://static.usrfiles.com/ugd/b65acf_1d37f7c22d68485fa9010cd52cecc1ab.pdf
- https://cdn.shopify.com/s/files/1/0437/5268/5720/files/homeostasis_and_cell_transport_conce.pdf
- https://cdn.shopify.com/s/files/1/0431/9910/3136/files/30428116944.pdf
- https://cdn.shopify.com/s/files/1/0435/1826/3448/files/asamblea_constituyente_bolivia.pdf
- https://static.usrfiles.com/ugd/b8c837_7916537059cc45f88ceacf1d70a4e61d.pdf
- https://static.usrfiles.com/ugd/e23fbb_239537b89ebb4876be327acc4a42b170.pdf
- https://static.usrfiles.com/ugd/868401_70713d1de6e54a918fbb6d279f846303.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_off00005d52.bineab0c722984f29559d36e3cf2929eba9649c264be9dd38d1dbdfa331d0575031 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5D52 | 5256 bytes |
font_01_sfnt_off00006f37.bind52700413e25ed372c03c6e5bb2bd8415b97f0a219ff8a9c230c2c729e05848c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6F37 | 9864 bytes |
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