MALICIOUS
214
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF file impersonates a cloud document lure, directing users to a malicious redirector URL. This redirector is designed to obscure the final destination, likely to deliver a second-stage payload or phish for credentials. The presence of numerous external PDF links further suggests a link farm or SEO manipulation tactic to increase visibility.
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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Cloud document impersonation lure medium SE_CLOUD_DOC_LUREDocument impersonates a cloud file-sharing service such as SharePoint, OneDrive, Google Drive, Dropbox, Box, or Microsoft 365 and asks the user to open, verify, or access a shared document
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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.cc/pify?keyword=simple+definition+of+internet+pdf In PDF document text
- http://files.biophysical-ecology.com/uploads/1/3/1/4/131406356/xivut_girusidusowele_finusagon.pdfIn PDF document text
- http://files.drycreekgeneralstore1881.com/uploads/1/3/0/9/130969726/5a0a1154a039f7.pdfIn PDF document text
- http://files.thecooleygallery.com/uploads/1/3/0/7/130776602/78100b.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/1/0433/2634/1272/files/33202053313.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/7990/1085/files/kitiragesefepoxatupagur.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/5349/5958/files/ejercicios_resueltos_alcanos_alquenos_y_alquinos.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/1022/0447/files/mathematics_all_symbols_name.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/3680/3233/files/goxenilifafagisuzewasujig.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/6022/3382/files/12978978469.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/7261/7637/files/89860756775.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/3178/1791/files/rawurolojefabe.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/1573/2376/files/89122096272.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/8188/3030/files/86514883806.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0439/4693/4430/files/namavixemopiwinosin.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/3753/7942/files/kanujomevojowirapozavon.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/2438/4154/files/interior_design_proposal_template.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_off0001b944.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1B944 | 4904 bytes |
SHA-256: 14f78b81006d96aa52ee012f45885bd6f9a51ee29f7cee61271c13588969bc79 |
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font_01_sfnt_off0001c9dd.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1C9DD | 14168 bytes |
SHA-256: ac3986fa5cd8553f3dfe06a4a7ada350f9771e31a9b14f356a6dfaf39d3782f4 |
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