MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a mass external link farm, with many links pointing to SEO-optimized PDF lures. One prominent link, 'https://ttraff.me/wix?keyword=basic+programming+language+book+pdf', redirects to a known malicious domain. The ML classifier strongly flagged this PDF as malicious, indicating a high likelihood of malicious intent. The document body, though heavily obfuscated, contains embedded URLs that are part of this link farm.
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.me/wix?keyword=basic+programming+language+book+pdf
- http://silomer.coxlabuva.org/uploads/1/3/1/1/131164132/4477306.pdf
- http://files.ethansteelelaw.com/uploads/1/3/1/4/131454065/muvewiremewo-sokago-kebeloduw-buwegawo.pdf
- http://files.tritixregional.com/uploads/1/3/1/3/131381919/jeluxo.pdf
- http://files.heavenlysly.com/uploads/1/3/2/6/132681824/fugomagotoso-supato-xavasajuzifoki.pdf
- https://cdn.shopify.com/s/files/1/0430/5174/5442/files/dexos.pdf
- https://cdn.shopify.com/s/files/1/0450/2791/7974/files/3061853807.pdf
- https://cdn.shopify.com/s/files/1/0438/0341/0589/files/concepto_de_arquitectura_sostenible.pdf
- https://cdn.shopify.com/s/files/1/0435/7190/4673/files/40189023751.pdf
- https://cdn.shopify.com/s/files/1/0430/3349/3655/files/dental_instruments_a_pocket_guide.pdf
- https://cdn.shopify.com/s/files/1/0429/7038/2490/files/61022138671.pdf
- https://cdn.shopify.com/s/files/1/0432/6581/8789/files/gifekiditaxojidimagobexat.pdf
- https://cdn.shopify.com/s/files/1/0434/4555/1256/files/ideal_and_practical_voltage_and_current_sources.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/xodowowesibaxen.pdf
- https://cdn.shopify.com/s/files/1/0450/8319/7603/files/pugirekuluxiribegime.pdf
- https://cdn.shopify.com/s/files/1/0433/9892/2392/files/rivijoforemujevugup.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_off00007815.bin159c3d073abaec90efcad625ec11d0c1fb43bc0dc7f3e12eea8e02a9c50c7aaa |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7815 | 5728 bytes |
font_01_sfnt_off00008b7e.bind4f2cea130364cb6321e0299a684ec87c19e55090adefe6bbcc7afd8a64be9f0 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8B7E | 10192 bytes |
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