MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of embedded links, many of which point to a link farm hosted on cdn.shopify.com, and one critical link to a known malicious redirector at ttraff.cc. The document body, though heavily obfuscated, contains the URL https://ttraff.cc/pify?keyword=federal+circuit+docketing+statement+guidelines, indicating a lure to a malicious site. The ML classifier also strongly flagged this PDF as malicious.
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.cc/pify?keyword=federal+circuit+docketing+statement+guidelines
- http://files.rshroff.com/uploads/1/3/1/6/131637255/dikogepik-ragexarufutebe-lawujet.pdf
- https://cdn.shopify.com/s/files/1/0430/2100/9053/files/vataremoxijimemogut.pdf
- https://cdn.shopify.com/s/files/1/0440/4248/5910/files/76353720957.pdf
- https://cdn.shopify.com/s/files/1/0432/6519/6197/files/single_stage_cluster_sampling.pdf
- https://cdn.shopify.com/s/files/1/0432/7545/2569/files/nenavomukidewub.pdf
- https://cdn.shopify.com/s/files/1/0432/2990/5058/files/lefetudifaxorulamati.pdf
- https://cdn.shopify.com/s/files/1/0437/6595/6760/files/79322719347.pdf
- https://cdn.shopify.com/s/files/1/0435/5057/2695/files/13016903294.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/suxuteregejo.pdf
- https://cdn.shopify.com/s/files/1/0430/7854/9665/files/aide_memoire_tuyauterie_industrielle.pdf
- https://cdn.shopify.com/s/files/1/0433/1018/6654/files/5469830817.pdf
- https://cdn.shopify.com/s/files/1/0427/7361/0663/files/80550520965.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_off000069f6.bin898e9cd5f6ceb32ed17f10439e93b5045121724ed52457228894150bbb738f89 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x69F6 | 5276 bytes |
font_01_sfnt_off00007bcd.bin12e6cec70517e8552522ada3bce774eb0187d747cf8ef6900becfb5404367d8b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7BCD | 9788 bytes |
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