MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains embedded links, with one prominently pointing to a known malicious redirector. The document body, though heavily obfuscated, contains text related to 'chemistry of vinca alkaloids pdf' and the redirector URL, suggesting a lure. The heuristic 'PDF_MALICIOUS_REDIRECTOR_LINK' confirms the malicious nature of the primary URL, indicating a likely phishing or malware distribution attempt.
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.com/pify?keyword=chemistry+of+vinca+alkaloids+pdf
- http://safalij.uttxts.org/uploads/1/3/1/4/131483337/didafomagaz-wewagira-xofife.pdf
- http://files.serenasmithmusic.com/uploads/1/3/1/4/131409309/5795955.pdf
- http://lusogewo.kathylevandoski.com/uploads/1/3/2/3/132303382/8a082c1eea.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/zonixalekena.pdf
- https://cdn.shopify.com/s/files/1/0432/0965/4432/files/16527766196.pdf
- https://cdn.shopify.com/s/files/1/0432/4648/5672/files/guxegi.pdf
- https://cdn.shopify.com/s/files/1/0437/1821/3797/files/52934415263.pdf
- https://cdn.shopify.com/s/files/1/0431/4556/0220/files/85413714894.pdf
- https://cdn.shopify.com/s/files/1/0437/8787/8549/files/71040550049.pdf
- https://cdn.shopify.com/s/files/1/0429/4118/6215/files/bifesomufufidomuguwotepu.pdf
- https://cdn.shopify.com/s/files/1/0439/4975/2478/files/pozofigijukasavozusi.pdf
- https://cdn.shopify.com/s/files/1/0434/2117/1879/files/54042594958.pdf
- https://cdn.shopify.com/s/files/1/0431/6990/6844/files/90898240171.pdf
- https://cdn.shopify.com/s/files/1/0428/0143/0695/files/wasekikevubate.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/
- http://scripts.sil.org/OFL
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00008345.bin5daeea01c95a7c61d19c0c6d60ac7dda80172394a7fefe3e0dc2eee04fbcc7d0 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8345 | 5528 bytes |
font_01_sfnt_off000095f3.bin88871eb3846289009abbdcd83d992ef53b8d2df03388ac2f36b83dfd07ac8f01 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x95F3 | 10344 bytes |
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