MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file contains a significant number of embedded links, many pointing to external PDF files hosted on various domains, including a redirector. This behavior is indicative of a link farm or SEO manipulation tactic, potentially used to drive traffic to malicious sites or to obscure the true destination of the payload. The primary malicious link identified is https://ttraff.com/pify?keyword=best+nfl+cheerleaders+uniforms, which is flagged as a known malicious redirector.
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=best+nfl+cheerleaders+uniforms In PDF document text
- http://files.seymourdachshunds.com/uploads/1/3/0/7/130776205/zitonuziburivugizi.pdfIn PDF document text
- http://files.bfgcommercial.com/uploads/1/3/1/3/131398195/zudisakemofed-tovokuxu-juwusafevarafel-makutafirirobur.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/1/0430/9801/3857/files/xufebesunuse.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/7567/4012/files/34169383519.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/9492/4694/files/sales_agreement_letter.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/3459/0878/files/67057253065.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/0333/1231/files/42423651149.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/3164/9689/files/gepupetepitajefina.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/3190/3902/files/vorelanom.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0439/5096/4904/files/xiliveloxif.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/6911/1449/files/61307299515.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/4993/4229/files/dijegojopeminu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/tevedizulav.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/5107/1126/files/ages_problems_shortcuts_and_tricks.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/0811/5366/files/neolithic_revolution_quiz.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/9925/1093/files/luwabubosekajusanavi.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_off00006360.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6360 | 5192 bytes |
SHA-256: 1a945acaafe7bc38c9a57b9625254035f84bb99558162f250da2e74dce1bfcfb |
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font_01_sfnt_off000074d1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x74D1 | 10396 bytes |
SHA-256: 400a2e0dba9b34f4bf28a81216329192dd97d3f501eca34e7c47f24fd992a6c1 |
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font_02_sfnt_off00009855.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9855 | 4324 bytes |
SHA-256: 1062cd8ddf90f4344fa193b395386d5669df1a952e5759311ca261a71931f361 |
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