MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a link disguised as 'Les miserables stars sheet music pdf' that redirects to a malicious URL (https://ttraff.com/pify?keyword=les+miserables+stars+sheet+music+pdf). This URL is identified as a malicious redirector, and the PDF itself is flagged for hosting a large number of external links, suggesting a link farm or SEO abuse tactic. The ML classifier also strongly indicated maliciousness.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 5
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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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Image lure linking to an SEO redirector (free-download phishing) high PDF_SEO_UTM_REDIRECTOR_LINKPDF embeds an image with little or no body text and a clickable link to a multi-word utm_term / FeedBurner-proxied SEO redirector — the 'free ebook / solution-manual / document download' phishing family that ranks for natural-language search queries and routes the user into a payload/redirect chain. The PDF carries no exploit; the risk is the linked destination. Flagged structurally (image lure + SEO redirector) so it does not depend on a ClamAV/ML signature, and regardless of how many filler text pages the lure carries.
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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/pify?keyword=les+miserables+stars+sheet+music+pdf In PDF document text
- http://romofuwov.hayleywhitehealing.com/uploads/1/3/1/3/131378950/xowepimirep.pdfIn PDF document text
- http://vetosavo.nordiclilly.com/uploads/1/3/0/9/130969723/3495386.pdfIn PDF document text
- http://tezexugaw.michiganburgerboys.com/uploads/1/3/2/8/132814050/4218114.pdfIn PDF document text
- http://files.youngbrothersacademy.org/uploads/1/3/0/9/130969065/dobunodatato-bexagegemasabom-sowavunago.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/4971/1781/files/plant_hybridization.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/3686/0839/files/nuwozadomekejasitu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/6856/4380/files/mogoxetetunazobivi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/5056/3734/files/76572501296.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/78539107281.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/5698/0377/files/51389487612.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/7240/6179/files/demuwepenujuvi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/3318/8762/files/mukowefozunob.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0452/8783/3762/files/befozoru.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/6256/5795/files/28896527311.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/6799/8359/files/45328954122.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/4341/3407/files/87158850276.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/tutokufumetuja.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/9160/7190/files/fotirizisejimuwubenit.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/3334/6719/files/4892386287.pdfIn PDF document text
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00004a16.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4A16 | 5476 bytes |
SHA-256: ac1ed5f7f03cb25430a6bedd3276e8bab23191865b1dabd16d1cc2424a101a71 |
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font_01_sfnt_off00005c80.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5C80 | 9348 bytes |
SHA-256: 354f579347582a6fa778a6fdb12bb3a5b3fac60735680cb721913b20102a4467 |
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