MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
T1203 Exploitation for Client Execution
The PDF contains numerous links to external resources, with a critical heuristic firing indicating it redirects to known malicious infrastructure. The document body, though heavily obfuscated, contains a URL that matches the suspicious redirector. This suggests the PDF is designed to trick users into visiting a malicious site, likely for phishing or to download further malware.
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=medicamentos+inotropicos+y+vasopresores+pdf In PDF document text
- https://cdn-cms.f-static.net/uploads/4366028/normal_5f8715fea2b0d.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4372740/normal_5f8b30ebe1891.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4365634/normal_5f891cd054d28.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4365659/normal_5f877fd1a2c09.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4370286/normal_5f8b39ba8bfb1.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4368471/normal_5f8aa1979c374.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4365552/normal_5f86f8ebebd59.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4367273/normal_5f8a2c7db62cf.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4365549/normal_5f8708ed62ca7.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4372074/normal_5f8a3e464d1d6.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4366395/normal_5f8756ed63581.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4365589/normal_5f8b275b1b47c.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4366041/normal_5f87195f395f8.pdfIn PDF document text
- https://vidojibirulon.weebly.com/uploads/1/3/1/0/131070792/ganeb.pdfIn PDF document text
- https://pumowurunumig.weebly.com/uploads/1/3/2/7/132740285/loposozawupep.pdfIn PDF document text
- https://bedizegoresupa.weebly.com/uploads/1/3/1/3/131379398/4041939.pdfIn PDF document text
- https://dutitujazekap.weebly.com/uploads/1/3/0/8/130814390/xizaxamuxive.pdfIn PDF document text
- https://mupibidegupek.weebly.com/uploads/1/3/0/8/130874042/3874285.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://uploads.strikinglycdn.com/files/4b92f57d-c5ac-40c3-b8ad-ec91d3a5a9c9/29232471861.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/e61a2590-51b0-48df-9708-ca4ab447a7c8/78070899185.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/eff4901a-e95c-4383-adbb-f7fe4119e326/46440136523.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_off0000e495.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE495 | 5436 bytes |
SHA-256: 2eb1a652d6bae79e2b2382d567f5fd56245ab0a2561966b5a7c9286a4eec1012 |
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font_01_sfnt_off0000f70c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF70C | 11440 bytes |
SHA-256: d5d3e833102a1430a6ea6fc5cd71ae930a1fb22f415d37f4ecda9d23be6e2aa9 |
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