MALICIOUS
150
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a large number of embedded links, many of which point to external PDF files hosted on Shopify. One prominent link, 'https://ttraff.me/wix?keyword=acute+pancreatitis+diagnosis+guidelines', is identified as a malicious redirector. The document body, though heavily obfuscated, contains references to this URL and other PDF links, suggesting a lure to a malicious site disguised as diagnostic guidelines. The presence of numerous external PDF links indicates a link farm or SEO poisoning tactic.
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.me/wix?keyword=acute+pancreatitis+diagnosis+guidelines
- https://cdn.shopify.com/s/files/1/0430/3932/6365/files/zawupad.pdf
- https://cdn.shopify.com/s/files/1/0431/1790/4039/files/74748650407.pdf
- https://cdn.shopify.com/s/files/1/0435/3500/7893/files/53996276432.pdf
- https://static.usrfiles.com/ugd/74a852_eeb9c7836bb847fc967801bec09b5041.pdf
- https://static.usrfiles.com/ugd/338562_e4b449f4cd5e4da2b4349014a9fe7eb1.pdf
- https://static.usrfiles.com/ugd/b8c837_8f3cfe0583d54cd0b63d2ef6556a1ace.pdf
- https://cdn.shopify.com/s/files/1/0432/3622/9278/files/31672788206.pdf
- https://cdn.shopify.com/s/files/1/0448/1312/3744/files/35396758584.pdf
- https://cdn.shopify.com/s/files/1/0437/0900/5978/files/89440224776.pdf
- https://cdn.shopify.com/s/files/1/0429/7962/3071/files/conjunctivitis_nice_guidelines.pdf
- https://cdn.shopify.com/s/files/1/0428/0333/1231/files/english_grammar_test_for_intermediate_students.pdf
- https://static.usrfiles.com/ugd/b8c837_b7b30d30360941fc9ee6229c55a5721d.pdf
- https://static.usrfiles.com/ugd/8b9728_0e46782002114d289e6261e40b7734fb.pdf
- https://static.usrfiles.com/ugd/28b3f7_e5d87507b777489dab64b486e3472aea.pdf
- https://static.usrfiles.com/ugd/e4a001_4325e6b3b8b94f2aa471992661c6d10c.pdf
- https://static.usrfiles.com/ugd/96768c_70593fecf4b94677aabc6390fc5a8a54.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/
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000630b.bin9c2f6ebbd0a109d7826ae10f7706a63ac3403a0b9cd0a9df82c186fee228c022 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x630B | 5232 bytes |
font_01_sfnt_off000074e1.bin4e369e3ccfc2429d3261e9304dec85c7b0bf190b1924db3d94c1bcc1079f7a84 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x74E1 | 9508 bytes |
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