MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file contains a significant number of embedded URLs, many of which point to external PDF files hosted on various domains. One URL, 'https://ttraff.cc/pify?keyword=noni+blackbird+song', is identified as a malicious redirector. The heuristic 'PDF_SEO_LINK_FARM' indicates a mass external PDF link farm, suggesting a tactic to manipulate search engine results or distribute malicious content. The presence of these links and the redirector strongly suggests a malicious intent, likely for SEO manipulation or phishing, though no specific malware family is identifiable from the provided evidence.
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.cc/pify?keyword=noni+blackbird+song In PDF document text
- http://jomug.australianworkingadventures.com/uploads/1/3/1/3/131383483/fumebojubadekom.pdfIn PDF document text
- http://files.corpseapple.com/uploads/1/3/1/3/131384559/bezunonupurotefosapi.pdfIn PDF document text
- http://fejafa.ouhsdra.org/uploads/1/3/1/4/131406403/xetopuwidom_pagojajokelulaz.pdfIn PDF document text
- http://karevoriw.vaporstopgreenville.com/uploads/1/3/2/6/132682905/5497288b32e78.pdfIn PDF document text
- http://files.iwritebookspub.com/uploads/1/3/0/8/130814225/mopenovib.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/1/0433/2083/6254/files/vigupomozifug.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/9119/0167/files/81928599613.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/4791/9516/files/factoring_polynomials_gcf.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/0574/7108/files/proyecto_caldera_de_vapor.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/4580/6503/files/kidofol.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/7054/6335/files/50009182342.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/8330/8955/files/40771645391.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/0521/3847/files/18960440836.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/6982/4414/files/81195067172.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/9850/5369/files/89490353746.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/mevadijuxirefasu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/9867/6131/files/vubovunozelomexadoba.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/9092/8026/files/76196626184.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_off0000488c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x488C | 5280 bytes |
SHA-256: 173453ad5dd8a128821c999cf422320cab7b02c1794ccbae6bc62910522c9781 |
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font_01_sfnt_off00005a85.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5A85 | 9540 bytes |
SHA-256: d2513c5e24776802ecbd5316b7b7fa0d1fd47efe11a8c75411f425c855601111 |
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