MALICIOUS
150
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of embedded links, many of which point to a link farm designed to obscure the ultimate destination. One of the primary links, 'https://ttraff.ru/pify?keyword=bernard+baruch+book+pdf', is flagged as a malicious redirector. The document body, though heavily obfuscated, contains references to 'Bernard baruch book pdf' and the wkhtmltopdf generator, suggesting a lure to download or view content, which is then redirected to malicious infrastructure.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 3
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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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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=bernard+baruch+book+pdf
- http://files.lynnmehalart.com/uploads/1/3/0/7/130738596/bogawa.pdf
- http://files.magicmangocreation.com/uploads/1/3/1/4/131409009/dexidasurotivo.pdf
- http://files.littlelighthousepreschool.com/uploads/1/3/0/7/130776111/gogebu_xezemugev_sunupusu.pdf
- http://tudebat.creativewebsites4you.com/uploads/1/3/0/8/130814058/zawigodikubaluje.pdf
- https://cdn.shopify.com/s/files/1/0430/8847/8365/files/64944810612.pdf
- https://cdn.shopify.com/s/files/1/0429/4252/9695/files/zawupedomapanupunejupita.pdf
- https://cdn.shopify.com/s/files/1/0431/3546/7682/files/quimica_inorganica_libros_gratis.pdf
- https://cdn.shopify.com/s/files/1/0433/8706/0378/files/4405368732.pdf
- https://cdn.shopify.com/s/files/1/0428/6224/8095/files/saints_row_4_character_creations.pdf
- https://cdn.shopify.com/s/files/1/0427/5837/3542/files/80171376488.pdf
- https://cdn.shopify.com/s/files/1/0440/3567/0166/files/tumobuv.pdf
- https://cdn.shopify.com/s/files/1/0437/8827/1777/files/98182730666.pdf
- https://cdn.shopify.com/s/files/1/0437/9118/8117/files/47265413558.pdf
- https://cdn.shopify.com/s/files/1/0439/4529/6027/files/65703098898.pdf
- https://cdn.shopify.com/s/files/1/0431/6214/0826/files/20940737202.pdf
- https://cdn.shopify.com/s/files/1/0435/4709/9290/files/ansi_c_balaguruswamy_download_free.pdf
- https://cdn.shopify.com/s/files/1/0437/0379/5877/files/87523717743.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_off0000657d.bin1d8b2e09f9b1d2dde48e6351b966bd8080b20693f34f6db119a7a722ec47c488 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x657D | 5284 bytes |
font_01_sfnt_off0000776f.bin11af4803e3ce9afe9fdd419d34dbf3dc3f1250a45877238bec631bb818a74dc0 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x776F | 10672 bytes |
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