MALICIOUS
202
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
T1203 Exploitation for Client Execution
The PDF contains a link to a known malicious redirector, ttraff.com, which is designed to lead users to further malicious content. The document also features a large number of external PDF links, suggesting a link farm or SEO manipulation tactic. The presence of a 'download button' lure further supports a malicious intent to trick users into clicking the malicious link.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 6
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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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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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=thyroid+cancer+guidelines+uk In PDF document text
- http://files.lotusmoda.org/uploads/1/3/0/8/130813320/9486634.pdfIn PDF document text
- http://files.pacificbrows.co.uk/uploads/1/3/1/4/131453448/aa841be36862052.pdfIn PDF document text
- http://files.kathybertone.com/uploads/1/3/1/4/131438541/dujasirowo-roxovafukop-kilamuxenukoloj-zofikaxe.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/1/0431/4054/6721/files/26796903879.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/1359/4526/files/93041473572.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/1522/4996/files/xujutenixe.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/16485275060.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/7105/2703/files/6239097259.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/30553092986.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/3359/0940/files/41021910478.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/1924/7514/files/nobijupezusigawamakexusa.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/1677/4054/files/kuredesu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/5893/8531/files/suvuzivusika.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/3598/4029/files/mijalafojabibedetajumoj.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/8759/3632/files/sodosel.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/0090/5373/files/tavepaxutosevimeji.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/0487/9271/files/munifemer.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/3353/4369/files/61956070758.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_off00006bcc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6BCC | 5120 bytes |
SHA-256: 103152aa8ae2d53eab938bde25936da2d77045429a09af76954c995610ae23a8 |
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font_01_sfnt_off00007d27.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7D27 | 10184 bytes |
SHA-256: 0a0fa348ad193b82d3b65d69340fb14e2dbf4e2c5a926347a4853ae89ff6f80b |
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