MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
T1203 Exploitation for Client Execution
The PDF contains multiple heuristics indicating malicious redirector links and a link farm, suggesting it's part of a phishing or malware distribution scheme. The embedded URL 'https://ttraff.club/123?keyword=mr.+watson+wells+fargo' is identified as a malicious redirector, likely leading to a malicious payload or phishing page. The ML classifier strongly supports the malicious verdict.
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.club/123?keyword=mr.+watson+wells+fargo In PDF document text
- https://zojajodasu.weebly.com/uploads/1/3/4/3/134354616/3093488.pdfIn PDF document text
- https://lagukekejase.weebly.com/uploads/1/3/0/8/130815031/1505414.pdfIn PDF document text
- https://besiwalufeg.weebly.com/uploads/1/3/2/6/132696214/d8b4f785f.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/1/0268/7398/7244/files/vefupurisodal.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/5cf25e19-2cb5-4566-b0be-5c6b1c09a38f/30607104954.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/50519954-4c5a-420f-973c-4078762549ad/94503662712.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/24455805-c25c-487f-8e48-a5c8d14ac012/52137747439.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/6b037c9a-2e2d-4643-8dee-05a718410844/pirumiteponusujiguje.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/eb669faa-0d9d-41cd-aff5-f0c0e587e2ef/26695332621.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/f8cbb1b2-18df-4564-9f8a-fc6eb89dd46f/70950909213.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0266/8989/6645/files/metronome_beats_pro_apk_3.9.0.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_off00006e83.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6E83 | 5064 bytes |
SHA-256: 70527162e9d6597c639fb919fdbd2fca126deb68b8635665be125cc62ffac3f4 |
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font_01_sfnt_off00007ff0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7FF0 | 10952 bytes |
SHA-256: 76f22218eada8b4c65e7b43cce150c873fef72c4fa5d63c12e1c515473ad2076 |
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