MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains embedded links, with one critical heuristic firing indicating it leads to a known malicious redirector. The document body, though partially corrupted, includes text suggesting a lure related to 'trigeminal neuralgia management pdf' and the malicious URL. The presence of numerous external PDF links, many hosted on Shopify, suggests a link farm or SEO poisoning tactic to distribute the malicious content. The ML classifier strongly supports the malicious nature of this PDF.
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=trigeminal+neuralgia+management+pdf
- http://files.meredithlubowphd.com/uploads/1/3/1/3/131379343/757636.pdf
- http://files.pdlphotography.com/uploads/1/3/2/8/132814241/zizusigonoxe.pdf
- http://files.canalsigling.com/uploads/1/3/1/3/131383018/8717392.pdf
- http://files.rathbeaghfarmhouse.com/uploads/1/3/1/4/131438313/jofamubosonojofeduzi.pdf
- https://cdn.shopify.com/s/files/1/0429/2381/9164/files/59004432232.pdf
- https://cdn.shopify.com/s/files/1/0434/3077/2902/files/xujuwifunozudutuga.pdf
- https://cdn.shopify.com/s/files/1/0430/9480/2581/files/affinits_lectives_goethe.pdf
- https://cdn.shopify.com/s/files/1/0437/7395/2158/files/affairscloud_february_2020.pdf
- https://cdn.shopify.com/s/files/1/0435/2668/4824/files/discord_css_codes.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/duwaxufezemurogagur.pdf
- https://cdn.shopify.com/s/files/1/0430/8212/1377/files/gozujarexaxan.pdf
- https://cdn.shopify.com/s/files/1/0432/4658/3976/files/11492854654.pdf
- https://cdn.shopify.com/s/files/1/0433/6621/9941/files/kerasabinopu.pdf
- https://cdn.shopify.com/s/files/1/0437/7670/4669/files/biblioteconomia_libro.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_off00006d3f.bin71ac0113881e1d61f4d2f13aa9645e91e89debe0010d3e68e7e85aec42162e8a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6D3F | 5132 bytes |
font_01_sfnt_off00007e9f.bin0d3ef467fb33564799b68350ef069131378b8dad6fcbdfc40ba2782abc66e4ab |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7E9F | 9876 bytes |
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