MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a high number of embedded links, with a critical heuristic firing for a PDF link farm. One of these links, 'https://ttraff.cc/pify?keyword=mental+health+illness+continuum+pdf', points to known malicious redirector infrastructure. The ML classifier also strongly indicated maliciousness. The document body is heavily obfuscated and contains metadata suggesting it was generated by wkhtmltopdf, a tool often used to create documents for SEO spam or phishing lures.
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=mental+health+illness+continuum+pdf
- http://files.twinravensstudios.com/uploads/1/3/2/6/132695586/5491901.pdf
- http://files.chebeaguerec.com/uploads/1/3/2/7/132741241/3269077.pdf
- http://files.offthebeamwoodworking.com/uploads/1/3/2/3/132303189/0cb316d7180.pdf
- http://files.prostatecure.org/uploads/1/3/0/7/130739126/wimowu_tigudamidupuleb.pdf
- http://files.chebeaguerec.com/uploads/1/3/2/7/13274124
- https://cdn.shopify.com/s/files/1/0428/5884/0223/files/40625915821.pdf
- https://cdn.shopify.com/s/files/1/0433/0127/3755/files/penudinuratewobanotirusep.pdf
- https://cdn.shopify.com/s/files/1/0434/6016/5797/files/88879851397.pdf
- https://cdn.shopify.com/s/files/1/0428/2905/4118/files/sesuxofatabeziripewel.pdf
- https://cdn.shopify.com/s/files/1/0430/1655/2605/files/tifiradanovif.pdf
- https://cdn.shopify.com/s/files/1/0436/7453/4041/files/25550046969.pdf
- https://cdn.shopify.com/s/files/1/0439/9936/3222/files/bizijofideruwuzegifegolo.pdf
- https://cdn.shopify.com/s/files/1/0434/7238/8249/files/kukimaxumuriwosoti.pdf
- https://cdn.shopify.com/s/files/1/0433/4164/3928/files/rakonefoti.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_off00007c47.bin1a2d2cbd025c59bde2375020415f9388df52ee5fdd54d58d7c514c4c0b25ca71 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7C47 | 5188 bytes |
font_01_sfnt_off00008dc0.bin7c47cb94501162552e07bc25eab0ae56a6d3115e5438fd4b21915aed3f16e12a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8DC0 | 9940 bytes |
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