MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous links, with one specifically pointing to a known malicious redirector. This suggests the document is designed to lead users to malicious infrastructure, likely for further exploitation or phishing. The presence of a link farm further indicates a malicious intent to distribute malicious content or manipulate search engine results.
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.ru/pify?keyword=21+cfr+part+11+validation+pdf
- http://files.m2maxsolutions.com/uploads/1/3/1/8/131860378/6583fe.pdf
- http://files.naturalbirthingjoy.com/uploads/1/3/2/7/132712209/0c947eaca0.pdf
- http://kilunixi.michiganmajors.org/uploads/1/3/1/4/131407227/6692412.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0430/7795/9833/files/juxaloxemegipumudufip.pdf
- https://cdn.shopify.com/s/files/1/0430/3516/4835/files/novubogaz.pdf
- https://cdn.shopify.com/s/files/1/0433/4980/3162/files/83138592343.pdf
- https://cdn.shopify.com/s/files/1/0434/1334/0312/files/bandaging_techniques.pdf
- https://cdn.shopify.com/s/files/1/0433/4852/5208/files/totazowefematuzisusubew.pdf
- https://cdn.shopify.com/s/files/1/0433/2286/7880/files/30674654276.pdf
- https://cdn.shopify.com/s/files/1/0436/7758/1465/files/xenitebupunuf.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/17721531589.pdf
- https://cdn.shopify.com/s/files/1/0431/5214/6586/files/81982251066.pdf
- https://cdn.shopify.com/s/files/1/0434/7622/2118/files/massage_therapy_books_free_download.pdf
- https://cdn.shopify.com/s/files/1/0439/3120/5787/files/personal_pronouns_english_exercise_pdf.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_off00006aee.bin93feaf1cbc4965553bf9ec2575c389625fbc4388108007251ee1aec3e27d9319 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6AEE | 5120 bytes |
font_01_sfnt_off00007c68.bin6c9df3bd568a25819eb0dd4aecc47b70a7a403d751f762ec7da1abb8914b537a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7C68 | 10076 bytes |
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