MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a large number of external links, many of which point to Shopify-hosted PDFs, suggesting an attempt to manipulate search engine results or distribute content. One critical heuristic identified a link to a known malicious redirector at 'https://ttraff.ru/pify?keyword=electronics+projects+for+dummies+book+pdf'. The document body, though heavily obfuscated, also contains this URL, indicating it's a primary lure. The ML classifier strongly flagged this PDF as malicious.
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=electronics+projects+for+dummies+book+pdf
- http://files.tucherrycrusade.com/uploads/1/3/2/6/132681891/6429110.pdf
- http://files.catchwalleyes.com/uploads/1/3/1/3/131398174/a9d17b1767743.pdf
- http://files.nosciastudios.com/uploads/1/3/1/0/131070294/9085130.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0436/8600/2843/files/rigureruwejevet.pdf
- https://cdn.shopify.com/s/files/1/0429/1274/3591/files/xarakinom.pdf
- https://cdn.shopify.com/s/files/1/0433/8286/6083/files/50922864647.pdf
- https://cdn.shopify.com/s/files/1/0432/0467/3699/files/70993564446.pdf
- https://cdn.shopify.com/s/files/1/0431/1639/6697/files/zebavasupidapudekevuziviz.pdf
- https://cdn.shopify.com/s/files/1/0429/7388/8671/files/gilaxuvelazonawim.pdf
- https://cdn.shopify.com/s/files/1/0435/1819/7912/files/rutan.pdf
- https://cdn.shopify.com/s/files/1/0434/6658/8325/files/sonoxubudosoluzunav.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/78649322563.pdf
- https://cdn.shopify.com/s/files/1/0431/1770/7425/files/vefiripavelemogevowufu.pdf
- https://cdn.shopify.com/s/files/1/0427/5906/1670/files/24161536869.pdf
- https://cdn.shopify.com/s/files/1/0437/1080/8217/files/remor.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_off00005f79.bin37d5ada176efd13cd6d1d843354697882726d927df321fdd06ce8a3d3766b870 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5F79 | 5328 bytes |
font_01_sfnt_off0000718b.bin2fa17fcef000ea9bb2db67142bbae70a10596866a5e3e413091c8040ea13d7f9 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x718B | 10208 bytes |
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