MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF file contains a critical heuristic firing for a malicious redirector link pointing to 'https://ttraff.ru/pify?keyword=focus+group+interview+guide+template'. Additionally, it exhibits characteristics of a PDF link farm, with numerous external links, including one to 'https://cdn.shopify.com/s/files/1/0428/6296/8991/files/16484166949.pdf'. The ML classifier also flagged this PDF as malicious with high confidence. The document body, though partially corrupted, contains the same redirector URL.
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=focus+group+interview+guide+template In PDF document text
- http://files.elizabethbernays.com/uploads/1/3/0/7/130739712/pewolobo.pdfIn PDF document text
- http://files.nlbeekeeping.com/uploads/1/3/1/3/131383934/likaxizilopux-lolinituboreva.pdfIn PDF document text
- http://files.mekongtimberplantations.com/uploads/1/3/1/3/131384789/jewej-zetosifema-nogixuru-losagar.pdfIn PDF document text
- http://keweje.stephenkozan.com/uploads/1/3/1/4/131406082/6059260.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In PDF document text
- https://cdn.shopify.com/s/files/1/0428/6296/8991/files/16484166949.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9685/1111/files/changeling_the_lost_download.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/9309/8660/files/maruxemofazetotorazebe.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/5597/1492/files/kipaxanuduvojawa.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/4742/6965/files/82590365777.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/6553/9741/files/ernesto_che_guevara_books.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/6018/2692/files/labobopidaluzekotori.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/7034/0772/files/zidomunulijozamiruxonis.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/riwemabosemuridaredexe.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/8570/2054/files/86673460891.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/3516/4835/files/pojikavulotexirej.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_off00006949.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6949 | 5384 bytes |
SHA-256: 36fcbadac669db136b44375f7d509ed8c69261a691c97c52499d38502f223713 |
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font_01_sfnt_off00007b8c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7B8C | 9804 bytes |
SHA-256: ac42d650082f769f98a875315e1f5a4d94b336fd32962ae76fe88ae8166d913b |
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font_02_sfnt_off00009d2d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9D2D | 4324 bytes |
SHA-256: 05d2457133b820fa77aa358e30e9acfbad3f04c46ced9a37296d9311117db176 |
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