MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged by multiple critical heuristics for containing malicious redirector links and a large link farm. The primary malicious URL identified is https://ttraff.ru/pify?keyword=best+bluetooth+keyboard+for+tablet+android, which is likely used to redirect users to a malicious site. The document body contains a mix of seemingly benign text and URLs, but the sheer volume of embedded links, many pointing to external resources, strongly suggests a malicious intent to lure users to compromised or malicious destinations.
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=best+bluetooth+keyboard+for+tablet+android In PDF document text
- http://files.lifeclickscoaching.com/uploads/1/3/0/8/130874593/8128f8.pdfIn PDF document text
- http://files.kristynlanggundlach.com/uploads/1/3/1/0/131070702/laloloxepifo.pdfIn PDF document text
- http://files.lowersavannahriveralliance.org/uploads/1/3/1/4/131407178/3fba4c940e7196e.pdfIn PDF document text
- http://files.bereanwest.com/uploads/1/3/1/8/131871439/c534ceb34.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/1/0428/9835/8432/files/bodadajigewodozisidezufe.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/juxumadebamapetutorobegew.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/8296/3349/files/18855913155.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/6658/1407/files/16957866667.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/5173/7498/files/sims_2_double_deluxe_code.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/4935/2349/files/kobebisomupapuveke.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/1061/2635/files/78183251032.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/0422/1849/files/37413584677.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/1119/3501/files/facebook_networking_interview_questions.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/9080/4893/files/79615462317.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/9690/6659/files/sad_cartoon_images_hd.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/5124/5987/files/15439235652.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/6601/5395/files/oxford_advanced_learner_s_dictionary_9th_edition_international_student_s_edition.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/5592/2856/files/nebevokedotigawedono.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_off0000850f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x850F | 5352 bytes |
SHA-256: 0bb73a2031b5425523208afa468ca4c4b50bec2e904d2e963a9277b8fe93300f |
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font_01_sfnt_off0000973b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x973B | 10012 bytes |
SHA-256: 782c6e8a94957e0b00c9bf388336303adaf1fb887ed1106b1c841f87c7b388f2 |
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