MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a critical heuristic firing for a malicious redirector link, pointing to 'ttraff.link'. This link is presented within the document body, suggesting a lure to trick users into clicking it. The PDF also contains a large number of external links, many hosted on Shopify, which is flagged as a link farm. The ML classifier strongly indicates maliciousness.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 4
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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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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.link/wix?keyword=encyclopedia+of+mathematics+tanton+pdf
- https://cdn.shopify.com/s/files/1/0464/6495/8616/files/zojaruledetuzixejeju.pdf
- https://cdn.shopify.com/s/files/1/0433/9249/9868/files/40013700599.pdf
- https://cdn.shopify.com/s/files/1/0458/9921/9098/files/22856172576.pdf
- https://cdn.shopify.com/s/files/1/0429/1615/1455/files/mcent_browser_apk_old_version_50_off.pdf
- https://cdn.shopify.com/s/files/1/0431/1092/4437/files/19799825301.pdf
- https://cdn.shopify.com/s/files/1/0433/9548/1754/files/bitobal.pdf
- https://cdn.shopify.com/s/files/1/0445/6048/2463/files/wabumizezomiretinutaxo.pdf
- https://cdn.shopify.com/s/files/1/0433/3957/9546/files/advantage_of_autocratic_leadership.pdf
- https://static.usrfiles.com/ugd/0e2875_f7c65329c6ac4df9a843a0c163faa4f0.pdf
- https://static.usrfiles.com/ugd/6e3131_455fea950a0e4921ba1eab6f8181fe2f.pdf
- https://static.usrfiles.com/ugd/07ef24_30082dda6ef2458bbb5966dd861b175d.pdf
- https://static.usrfiles.com/ugd/111c46_32f77f667d504353a1dd1acfcc00cff2.pdf
- https://static.usrfiles.com/ugd/9ff9b8_197ad7b05d974b4fbd9f74a22684e52b.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/5561128363.pdf
- https://cdn.shopify.com/s/files/1/0430/1442/2677/files/63597310042.pdf
- https://cdn.shopify.com/s/files/1/0437/2905/9991/files/25522165314.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_off000058fe.binf5350d32fa07eed1660f46e9b6092db167e8dbb8de9f861e2ba2ae47c889d860 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x58FE | 5360 bytes |
font_01_sfnt_off00006b29.bind6268b562b312bc3eb4adb8d415c96d9e074c6ff452b5136a8d9a006d87324b9 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6B29 | 10540 bytes |
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