MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded links, with a critical heuristic firing indicating a malicious redirector. The primary malicious URL identified is https://ttraff.com/pify?keyword=buffer+solution+project+pdf, which is likely used to redirect users to further malicious content. The document body, though heavily obfuscated, contains references to this URL and other Shopify-hosted PDFs, suggesting a link farm or SEO poisoning tactic to distribute malicious content. The ML classifier also strongly indicated maliciousness.
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=buffer+solution+project+pdf In PDF document text
- http://files.juliroseflower.com/uploads/1/3/1/4/131452817/8208055.pdfIn PDF document text
- http://files.2girlsandabook.com/uploads/1/3/1/8/131857315/rezutiruboxu.pdfIn PDF document text
- http://nipozu.ohiostoragestructures.com/uploads/1/3/1/4/131482853/7122576.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/1/0432/2459/6642/files/41175347537.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/61066914906.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/6367/0939/files/92516516631.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/6197/8023/files/33318755951.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/1817/4107/files/zevasowe.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/7431/3621/files/59179789983.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/8269/4312/files/bolawirezasoxozisafow.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/8134/3903/files/wujajabu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/2252/3288/files/sogikorovobiromiral.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/2477/5330/files/76622579859.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/logopazunu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/1804/4063/files/54496664769.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
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000072af.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x72AF | 4944 bytes |
SHA-256: 3941fa93ae4337515a7466aba1cb2c530b07b73efbf0e188de7c2af34390f839 |
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font_01_sfnt_off00008396.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8396 | 9952 bytes |
SHA-256: 5bafdeab54782ef73fbdfc633af30989c0f21509a6f35dd1d2c7b511f3ef8fca |
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font_02_sfnt_off0000a5ce.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA5CE | 16196 bytes |
SHA-256: 7218744734f6461795c92999d79738413e64b3cf861b004d9428dd7ecbb9ceeb |
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font_03_sfnt_off0000bb06.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBB06 | 4324 bytes |
SHA-256: 9f355172d696dda274cac500966718f112ce76951f19577ac4888987ea6471b2 |
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