MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a link farm pointing to numerous PDF files hosted on Shopify and other domains, with one primary redirector URL. The heuristic PDF_MALICIOUS_REDIRECTOR_LINK indicates that the primary URL, https://ttraff.cc/pify?keyword=swimming+techniques+pictures+pdf, leads to malicious infrastructure. The document body, though heavily obfuscated, contains this same redirector URL and several other PDF links, suggesting a lure to download further content or navigate to malicious sites. 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=swimming+techniques+pictures+pdf
- http://files.katharoscatering2go.com/uploads/1/3/0/7/130739837/vebonumodore.pdf
- http://files.karenbalonart.studio/uploads/1/3/1/1/131163733/watasuvowevekawofexe.pdf
- http://files.cezannelandscapediscovery.com/uploads/1/3/1/8/131856133/6706341.pdf
- https://cdn.shopify.com/s/files/1/0447/2127/5033/files/class_11_biology_chapter_5_notes_download.pdf
- https://cdn.shopify.com/s/files/1/0439/3825/0910/files/luxaire_furnace_parts.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/nefodegaxinavikiva.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/93616534700.pdf
- https://cdn.shopify.com/s/files/1/0436/1335/6189/files/yamaha_motorcycle_manuals.pdf
- https://cdn.shopify.com/s/files/1/0431/8602/8708/files/98330982422.pdf
- https://cdn.shopify.com/s/files/1/0434/5597/1492/files/70802210900.pdf
- https://cdn.shopify.com/s/files/1/0433/3849/8206/files/13213945096.pdf
- https://cdn.shopify.com/s/files/1/0435/8832/1438/files/73198390152.pdf
- https://cdn.shopify.com/s/files/1/0438/2123/6381/files/lopujagofigaxiza.pdf
- https://cdn.shopify.com/s/files/1/0432/2299/1007/files/zerutezefivuvopupiwopaju.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_off00006966.binabe6b81a997615283f34d1f09304270ec2d3747e3386f387eb76aa3c21bb848e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6966 | 5648 bytes |
font_01_sfnt_off00007c8d.binb4096391f01e0c88324a92978c22c2f4a05e594f323a291bf60cb61e3a459c64 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7C8D | 10060 bytes |
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