MALICIOUS
234
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous links, many pointing to a redirector infrastructure, suggesting a link farm or phishing lure. The 'SE_BROWSER_INSTALL_LURE' heuristic indicates the document's content is designed to trick users into installing something, a common social engineering tactic. The presence of embedded URLs and the ML classifier's high confidence further support its malicious nature, likely serving as a downloader or phishing page.
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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Browser extension / update installation lure high SE_BROWSER_INSTALL_LUREDocument tells the user to install a browser extension, plugin, viewer, or browser update to view content — a common social-engineering path for credential theft and malware installation
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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.ru/pify?keyword=biopsychology+pinel+pdf In PDF document text
- http://jisavaxat.deercreekarchery.com/uploads/1/3/0/7/130775918/5748837.pdfIn PDF document text
- http://files.hectorhandmade.com/uploads/1/3/0/7/130738943/dakuvegetinerilubusu.pdfIn PDF document text
- http://files.centerpointeatbridgewater.com/uploads/1/3/2/7/132712206/1b2521394df8.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/1/0432/6971/8182/files/upper_limb_anatomy_quiz.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0444/4097/7574/files/videoscribe_manual.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/0620/5857/files/super_mario_bros_3_downloads.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/18396470220.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0439/0912/0152/files/91692502413.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/2556/3799/files/sajofedevuwolujawisuzorev.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/1884/4322/files/rapipenageligalitixup.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/8249/0791/files/rexedovopunivisuzobudumuk.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/6499/9590/files/97006258549.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/9587/6003/files/38837974961.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/6720/2974/files/joboxosatunanikapote.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/4030/9402/files/kesasu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/0406/0071/files/create_dataframe_from_list.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/90685258811.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_off00008cd6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8CD6 | 4972 bytes |
SHA-256: dbf430b56036bae0b54ca9e46fc8ac72db5931b2d03d2f4eb8ac73257a1a8e47 |
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font_01_sfnt_off00009db1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9DB1 | 10544 bytes |
SHA-256: 7caed2624305513969880a4dab21306a7cee76212a3d1d09205bba3a4595e7e0 |
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font_02_sfnt_off0000c1b5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC1B5 | 4324 bytes |
SHA-256: ff5f0ef16caf3e97cd1984b3a03ea88e11eab8cf63d2ee006085a4b9995833f3 |
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