MALICIOUS
150
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
T1204.002 Malicious Link
The PDF contains a large number of external links, many pointing to Shopify domains, but one critical link directs to a known malicious redirector at 'ttraff.club'. The document body, though heavily obfuscated, contains text related to 'Clinical procedures in emergency med' and the malicious URL, suggesting a lure for users interested in medical information. The presence of PDF-specific heuristics for malicious redirectors and link farms strongly indicates an attempt to drive traffic to malicious infrastructure.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 3
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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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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/wix?keyword=clinical+procedures+in+emergency+med
- https://cdn.shopify.com/s/files/1/0434/9083/6632/files/sodavufexubam.pdf
- https://cdn.shopify.com/s/files/1/0427/8288/4006/files/best_football_games_for_android_2018.pdf
- https://cdn.shopify.com/s/files/1/0443/3536/6300/files/tumor_maligno_de_pancreas.pdf
- https://cdn.shopify.com/s/files/1/0437/6972/5085/files/zalipurub.pdf
- https://cdn.shopify.com/s/files/1/0452/7502/1474/files/best_auto_repair_manuals_reviews.pdf
- https://cdn.shopify.com/s/files/1/0438/4748/3552/files/bifivizusa.pdf
- https://cdn.shopify.com/s/files/1/0433/6749/7880/files/jemodetenunigupajerosi.pdf
- https://cdn.shopify.com/s/files/1/0450/8542/5829/files/northern_blotting_applications.pdf
- https://static.usrfiles.com/ugd/b8c837_c073f7fb8983403b8d56dcbab6aafbb8.pdf
- https://static.usrfiles.com/ugd/b8c837_855ca7ec8356434e95e65ac1894efbc8.pdf
- https://static.usrfiles.com/ugd/b8c837_4a5b6d53e0354f29a2cb0745f6f9c41c.pdf
- https://static.usrfiles.com/ugd/b8c837_321509018dc64367ae7f55a15431404a.pdf
- https://static.usrfiles.com/ugd/b8c837_d03c5b973cf44b979260c8ccfe8d9224.pdf
- https://cdn.shopify.com/s/files/1/0435/5679/8615/files/37037079060.pdf
- https://cdn.shopify.com/s/files/1/0429/9941/4947/files/26397123843.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- https://static.usrfiles.com/ugd
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00006867.binacdf1055ebccbb68318363cab8f14d5f0b959f061ea9aee7d5da82ba41871ecb |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6867 | 5400 bytes |
font_01_sfnt_off00007aa2.binc52b2808f38dda53ead7373249102cc3a04950aeeb6c3b6345c6a78c8d720300 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7AA2 | 10196 bytes |
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