MALICIOUS
202
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 User Execution: Malicious Link
The PDF contains a malicious redirector link disguised as a Halloween word search, which is a common lure for phishing or malware delivery. The heuristic PDF_MALICIOUS_REDIRECTOR_LINK confirms the link points to known malicious infrastructure. The PDF_SEO_LINK_FARM heuristic indicates the document is part of a link farm, likely to improve search engine ranking for malicious content. The embedded URL https://ttraff.com/pify?keyword=halloween+word+search+printable+pdf is the primary indicator of malicious intent, redirecting users to potentially harmful content.
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=halloween+word+search+printable+pdf In PDF document text
- http://fedirunu.splendiferossity.com/uploads/1/3/0/7/130740596/mafag.pdfIn PDF document text
- http://files.tangoclt.com/uploads/1/3/2/7/132740458/9679460.pdfIn PDF document text
- http://files.confectionatelyyoursbakery.com/uploads/1/3/0/9/130969548/20dfa8598f8cb.pdfIn PDF document text
- http://files.niwawriters.net/uploads/1/3/1/8/131872107/2c2f0.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/1/0439/6164/7262/files/advanced_technical_analysis_course.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/5217/0406/files/all_of_me_piano_score.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/1493/8014/files/a_level_maths_edexcel.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/2885/7503/files/vafezo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/2505/6412/files/basic_electronics_components_checking.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/7152/0414/files/toworinetavasimilos.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/2432/6564/files/personal_finance_kapoor_11th_edition.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/2166/3397/files/bujoregifulaviwuzetej.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/5816/7959/files/maths_olympiad_books_for_class_8.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/1349/7247/files/distribucion_normal_campana_de_gauss.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/8379/2548/files/zirorogipurofuromani.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/1663/2994/files/beal_ropes.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_off0000613e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x613E | 5436 bytes |
SHA-256: 593ff0a693fd25be535d0b7ff97f642aec20812610b165c4e9c37d4c2fb366a9 |
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font_01_sfnt_off000073bd.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x73BD | 9424 bytes |
SHA-256: b56b8724b4504ce8b0ebf20bd41f573d235184a5c782df43e287e31de29cb2ce |
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