MALICIOUS
202
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF document contains numerous links, many of which point to a redirector service (ttraff.com) that is known to host malicious content. The document body itself contains the malicious URL, suggesting a phishing or scam lure disguised as sample papers. The ML classifier strongly indicated maliciousness, and the presence of a redirector link confirms a malicious intent to lead the user to a harmful site.
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=brilliant+pala+screening+test+sample+papers+for+class+10+pdf In PDF document text
- http://files.johndfalla.co.uk/uploads/1/3/2/8/132814071/zemojum-riwedetunore.pdfIn PDF document text
- http://files.almahdan.com/uploads/1/3/1/4/131438299/ad816f.pdfIn PDF document text
- http://files.paxtonchapelchurch.com/uploads/1/3/2/7/132741334/befufevawolo.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/1/0431/6617/1296/files/cursos_de_ingles_basico_gratis.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/3418/0769/files/tuboj.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/7211/9193/files/79127329341.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/3942/4669/files/cavendish_university_courses_and_fees.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/2562/9335/files/jquery_xml_to_json.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/2309/6216/files/kujifupezegirurunirike.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/0654/8377/files/sukerabevapizumoxitixinad.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/9391/6837/files/83941058406.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/8376/7713/files/adrienne_rich_books.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/6942/3269/files/welomomafevavopevetuk.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/6612/1623/files/55287640012.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/4854/3142/files/algebra_booleana_teoremas.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/4830/4797/files/goruvowivomu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/8230/7989/files/1st_grade_phonics_book.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_off000061ea.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x61EA | 5720 bytes |
SHA-256: f8b659fd0f8d76bcfd6c7cbce3b38684fbef57bca32d7579efe73f23e38dc477 |
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font_01_sfnt_off0000753d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x753D | 10192 bytes |
SHA-256: 71ff69e619555a35c2101ac68b932d70cad6b59c4a0fa6f3e200d0f269d2ed9a |
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