MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
T1203 Exploitation for Client Execution
The PDF contains multiple heuristics indicating malicious redirector links and a link farm, suggesting an attempt to distribute malicious content or phish users. The primary malicious URL identified is https://ttraff.ru/pify?keyword=ratio+analysis+internship+report+pdf, which is used in conjunction with other embedded links. The ML classifier strongly supports the malicious verdict.
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.ru/pify?keyword=ratio+analysis+internship+report+pdf In PDF document text
- http://kuzet.hwollintherapy.com/uploads/1/3/1/0/131070450/52c3ac8ce29a.pdfIn PDF document text
- http://files.aj-marketing.co.uk/uploads/1/3/1/8/131858916/mixiwovuk_zovopigane_zuxowe_vaxetitutawig.pdfIn PDF document text
- http://fontawesome.iohttp://fontawesome.io/license/In 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/1/0432/5598/8387/files/lexetisive.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/84407481133.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/5450/5882/files/19849015633.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/2074/5893/files/wikulonuzosejupugerizosoz.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/4204/6103/files/22075862103.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/8721/6293/files/57620859524.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/9829/1870/files/6326097339.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/3948/2278/files/52779336113.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/8506/8456/files/convert_kindle_cloud_reader_book_to.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/5110/3894/files/zumakisizozamozonadoxosi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/0586/2307/files/gadusokij.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/9672/7961/files/how_to_mute_discord_while_streaming.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/9583/2216/files/basic_english_learning_book_download.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000a6d4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA6D4 | 1696 bytes |
SHA-256: a63dc7203ceba2031beaf1d50b83973ffdd0483474384fa5780efc3deacec6ca |
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font_01_sfnt_off0000aefe.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xAEFE | 5236 bytes |
SHA-256: 164d0e28b9e97c00126085cadb1035373bb889b8df953051715a6840d4ad81b8 |
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font_02_sfnt_off0000c0d2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC0D2 | 14452 bytes |
SHA-256: 1f6c70c737bf19bc88136de831d3613cb632fbdeae7b6560a54e2e9b94e3ce0c |
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