MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file contains a large number of embedded links, many of which point to external PDF files hosted on various domains, including a known malicious redirector. The heuristic 'PDF_MALICIOUS_REDIRECTOR_LINK' indicates that one of the links directs to 'https://ttraff.com/pify?keyword=anybody+can+dance+song+video', which is associated with malicious redirector infrastructure. The 'PDF_SEO_LINK_FARM' heuristic further suggests that the document is designed to host numerous external links, likely as a method to distribute malicious content or facilitate phishing attacks. The document body contains garbled text but includes the malicious URL and several other PDF links.
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=anybody+can+dance+song+video In PDF document text
- http://files.amesucc.org/uploads/1/3/1/6/131637384/976d898.pdfIn PDF document text
- http://fekinulol.hylandceilings.com/uploads/1/3/0/7/130738524/30c8d6.pdfIn PDF document text
- http://files.ryanlaneleather.com/uploads/1/3/0/7/130775242/3796116.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/1/0429/8362/0767/files/pipexazejavutepezanebuj.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9773/5843/files/77572667473.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/7003/7917/files/bubujikav.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/3484/5079/files/10059264240.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/9071/5548/files/vazovezajujulimevi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/0079/9140/files/debate_topics_for_elementary_students.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/8205/5829/files/edit_adobe_acrobat_x_pro.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/1118/6585/files/investment_banks_in_pakistan.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/2692/2146/files/buried_child_act_3.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/9651/3448/files/components_of_aural_rehabilitation.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0439/0970/9976/files/97129053174.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
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000710b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x710B | 5272 bytes |
SHA-256: d04fc956c0121c24dc83c0169b9474d7c616eed56e6160cbbd1dd9aab326cf75 |
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font_01_sfnt_off00008311.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8311 | 10260 bytes |
SHA-256: 9c36a3cecff8723b893b748b5014e021f67d36c7fcfae7bce90a81c9e973ee1a |
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font_02_sfnt_off0000a67d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA67D | 16164 bytes |
SHA-256: 6e3fbd491d8b71441998836ddca0d0c102716a221ea14f8143929167ad9a79b3 |
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