MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a mass of external links, masquerading as sheet music, to a redirector infrastructure. The primary malicious URL identified is ttraff.ru, which is flagged as a malicious redirector. The document body itself is heavily obfuscated but contains the malicious URL, suggesting an attempt to disguise the true nature of the document.
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.ru/pify?keyword=jasmine+flower+piano+sheet+music
- http://muzutav.biblebasedmedicine.com/uploads/1/3/0/7/130775593/7590943.pdf
- http://fokuv.rsllcw.com/uploads/1/3/1/3/131379326/vuxefexidezi_xojopi.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0432/3622/9278/files/pdf_book_reader_online.pdf
- https://cdn.shopify.com/s/files/1/0427/9212/4572/files/satetelalupapopunir.pdf
- https://cdn.shopify.com/s/files/1/0432/5218/7298/files/wipetew.pdf
- https://cdn.shopify.com/s/files/1/0439/0980/8280/files/29615099327.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/87664315042.pdf
- https://cdn.shopify.com/s/files/1/0431/5293/3024/files/vekimexosam.pdf
- https://cdn.shopify.com/s/files/1/0431/2157/4044/files/12119174559.pdf
- https://cdn.shopify.com/s/files/1/0434/1835/3815/files/30969188544.pdf
- https://cdn.shopify.com/s/files/1/0431/3815/4657/files/nujaguzekoja.pdf
- https://cdn.shopify.com/s/files/1/0433/0048/7332/files/febaxomonenikezu.pdf
- https://cdn.shopify.com/s/files/1/0429/3797/4940/files/lake_louise_snow_report.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_off00006c97.binedaaf50c2a510cd2f98fa644b3e84092fd54981063ee0db75d3cafdc9566213f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6C97 | 5336 bytes |
font_01_sfnt_off00007ea0.binc1aa1db9733cce326b6621edae3e68d11e1e737f6be273ee11ad6f6d8b1e61d9 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7EA0 | 14628 bytes |
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