MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous links, many pointing to a redirector service (ttraff.com) that is flagged as malicious. The document body, though heavily obfuscated, contains a URL that matches the redirector, suggesting an attempt to lure users to malicious content. The presence of multiple external links, including a link farm, indicates a phishing or SEO poisoning tactic.
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=advanced+statistical+methods+for+the+analysis+of+large+data+sets+pdf In PDF document text
- http://files.yatesclassroom.com/uploads/1/3/2/7/132741397/wusixivike-kafudimoj-fowuvib-xagit.pdfIn PDF document text
- http://files.cdconggiaovietnamvic.org/uploads/1/3/1/3/131398322/8998755.pdfIn PDF document text
- http://files.hopespringsfarm.org/uploads/1/3/1/3/131383892/zikuxujekorozojal.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/1/0435/2396/5080/files/alamo_drafthouse_winchester_menu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/0916/0862/files/15882270641.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/0796/5345/files/thyristor_controlled_rectifier.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/4211/8555/files/zepukinutapopizuzofirafob.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/7276/5598/files/2383844870.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/9166/5830/files/36176271111.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/5886/4028/files/56764213055.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/2875/0241/files/dezuruvasubovamobariwasij.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/31321710084.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/5216/3482/files/xezukikekusesajetaxu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/2260/6759/files/56801676008.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/0593/3730/files/past_simple_past_perfect_exercises_with_answers.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0913/8075/files/wukapinabasefewudo.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_off00006a8c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6A8C | 5508 bytes |
SHA-256: b93addafa162ce5b15ec5ffa5644504aeac39102a9e1e3f737632d5b07f95699 |
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font_01_sfnt_off00007d27.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7D27 | 10624 bytes |
SHA-256: f9b63fcc634aa950fd5d2dfeb71a69c245001793b530055153edf77267a6c0d9 |
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font_02_sfnt_off0000a176.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA176 | 4324 bytes |
SHA-256: 4fcfa7c68d76e23b667942a3ac892d2d5d88346478daafc61479ad4df4af3dd3 |
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