MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file contains numerous links to external websites, many of which are structured as SEO redirectors, suggesting a phishing or scam campaign. The document body and embedded links, such as 'https://ttraff.com/wb?keyword=virus%20parotiditis%20pdf', are designed to lure users into clicking through to potentially malicious content. The ML classifier strongly indicated maliciousness, supporting the assessment of a phishing or scam attack pattern.
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/wb?keyword=virus%20parotiditis%20pdf In PDF document text
- http://files.kristaparrpainting.com/uploads/1/3/2/3/132303307/zewik.pdfIn PDF document text
- http://files.ezlingual.com/uploads/1/3/1/6/131606411/07a2c042.pdfIn PDF document text
- http://files.livepeabody.com/uploads/1/3/0/8/130874495/42b27f.pdfIn PDF document text
- http://files.digitalpds.com/uploads/1/3/2/6/132696080/3800985.pdfIn PDF document text
- http://files.windhorsejax.com/uploads/1/3/2/6/132681336/kukoronub-jofosa-redetexogex-rifiripufo.pdfIn PDF document text
- http://files.bock-industries.com/uploads/1/3/0/7/130775870/fefakibisov-liwasamekale-babuf.pdfIn PDF document text
- http://files.brenleemcknight.com/uploads/1/3/0/8/130874237/lukisuziluva.pdfIn PDF document text
- http://files.vanbarfitness.com/uploads/1/3/2/8/132814448/4367679.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://benivuzejini.files.wordpress.com/2020/07/91906705191.pdfIn PDF document text
- https://pagapot.files.wordpress.com/2020/07/gejapopamo.pdfIn PDF document text
- https://tameseja.files.wordpress.com/2020/07/sozipitazurozajevabekefa.pdfIn PDF document text
- https://jewokiwisaze.files.wordpress.com/2020/07/50256889802.pdfIn PDF document text
- https://wopapifura.files.wordpress.com/2020/07/94384392675.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/1568204463.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/95509007145.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/kiwovanigefuminif.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/50878135704.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/temufaxilagig.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/kikurum.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/dijupabexapuvasazanuripik.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_off00007c6c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7C6C | 4624 bytes |
SHA-256: eb451c85878d10f26a80f286c7774146e94f67383da00359c59652474d7783eb |
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font_01_sfnt_off00008c31.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8C31 | 10968 bytes |
SHA-256: 2fa613ed5d2a0950fc7c4d446d2e2288775922af428efe6a4f286a6c6567bb1e |
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