MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains multiple embedded links, with one specifically identified as a malicious redirector to 'ttraff.com'. This redirector is likely used to phish users under the guise of providing a document related to 'ethical behavior in business'. The ML classifier strongly indicated maliciousness, and the presence of numerous SEO-optimized PDF links suggests a link farm designed to distribute malicious content.
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=ethical%20behavior%20in%20business%20pdf In PDF document text
- http://files.harrisburghigh.org/uploads/1/3/1/3/131379371/d7ff44.pdfIn PDF document text
- http://files.michiganmidwife.com/uploads/1/3/1/8/131856133/6132557.pdfIn PDF document text
- http://files.joysanchezphotography.com/uploads/1/3/1/4/131437699/776255.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://xokiwija.files.wordpress.com/2020/07/sabidujoxavoru.pdfIn PDF document text
- https://vikezepe379027054.files.wordpress.com/2020/06/32668153299.pdfIn PDF document text
- https://muwiful.files.wordpress.com/2020/06/metibe.pdfIn PDF document text
- https://bisogupawike.files.wordpress.com/2020/06/26269905324.pdfIn PDF document text
- https://jebopija.files.wordpress.com/2020/07/38015768230.pdfIn PDF document text
- https://xupezuvu.files.wordpress.com/2020/06/dabunegawado.pdfIn PDF document text
- https://goxapexuti.files.wordpress.com/2020/07/mubumobakemevifu.pdfIn PDF document text
- https://divasojawi.files.wordpress.com/2020/06/niveb.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/6826/8456/files/73068788715.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0268/2789/files/13252861124.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/pigirerunozekolufis.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/4573/9941/files/82654441847.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/2491/6388/files/mubowovunepurepagupe.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/tekutuni.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/65233410578.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/0827/0244/files/8784695288.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/nitupalakisotubawu.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_off000078b6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x78B6 | 5284 bytes |
SHA-256: 830361e0283eab9baa6f0500355b90135a14e698aee13c8791c56f047611fbd0 |
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font_01_sfnt_off00008a97.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8A97 | 10204 bytes |
SHA-256: fe00a419f3a4e00d50ce900f64da6587217523dd39c15a410e3ff519c702fa36 |
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