MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a malicious redirector link disguised as a "Pirates of the Caribbean piano sheet pdf" to lure users. The PDF also hosts a large number of external links, many pointing to Shopify domains, suggesting a link farm for SEO manipulation or to obscure the primary malicious destination. The ML classifier strongly indicated 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/pify?keyword=pirates+of+the+caribbean+piano+sheet+pdf
- http://files.riceisfordinner.com/uploads/1/3/1/3/131383772/211ef24.pdf
- http://files.worthingexcelsior.co.uk/uploads/1/3/1/3/131380915/79f3e.pdf
- http://files.fernandojimenezphoto.com/uploads/1/3/1/6/131637108/lepemusisariraw.pdf
- http://files.mulberrywaldorfschool.com/uploads/1/3/0/7/130776200/4128443.pdf
- https://cdn.shopify.com/s/files/1/0436/2849/5001/files/77772873216.pdf
- https://cdn.shopify.com/s/files/1/0428/7637/1110/files/87689859030.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/lavatorumagenikezelun.pdf
- https://cdn.shopify.com/s/files/1/0435/7973/6223/files/vajunadiwatulatifewape.pdf
- https://cdn.shopify.com/s/files/1/0435/7134/7619/files/baba_balak_nath_chalisa.pdf
- https://cdn.shopify.com/s/files/1/0428/9521/2697/files/vibajugexewas.pdf
- https://cdn.shopify.com/s/files/1/0433/1382/3909/files/diagramme_de_phase.pdf
- https://cdn.shopify.com/s/files/1/0429/2771/8567/files/50447822479.pdf
- https://cdn.shopify.com/s/files/1/0428/9868/6111/files/bibexuvetoru.pdf
- https://cdn.shopify.com/s/files/1/0437/1418/3323/files/tapeju.pdf
- https://cdn.shopify.com/s/files/1/0437/4138/0759/files/burger_king_menu.pdf
- https://cdn.shopify.com/s/files/1/0433/4885/2891/files/98125666863.pdf
- https://cdn.shopify.com/s/files/1/0435/4480/5525/files/2330742192.pdf
- https://cdn.shopify.com/s/files/1/0433/5042/5750/files/68116030372.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/
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00004930.bin5f090133028420edbd15d7c38154d1e54df2f6f7f7c6e430839653e37a1c18e6 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4930 | 5352 bytes |
font_01_sfnt_off00005b49.bin9c085a40d6520765e12f76027d4e6c83f1d7aef7ded7d7a5806f41a03f320b0d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5B49 | 10048 bytes |
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