MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a significant number of external links, many pointing to a redirector service, indicating a link farm or SEO manipulation attempt. The ML classifier also strongly flagged this PDF as malicious. While no scripts were extracted, the presence of a malicious redirector URL suggests an attempt to lead the user to a harmful site.
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=english+alphabet+cursive+pdf
- http://files.ronsgameroom.com/uploads/1/3/0/7/130738740/fb4f72f4f0a.pdf
- http://files.coffeebythekeyboard.com/uploads/1/3/2/6/132696233/naxug-numijuvafi-tumudixirogun.pdf
- http://files.midlanddjs.com/uploads/1/3/1/3/131398250/2300611.pdf
- http://files.giorgioceccottidesign.com/uploads/1/3/1/4/131483020/gerijeda.pdf
- http://files.markchristophergarrett.com/uploads/1/3/1/1/131163931/5856514.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0428/8957/6601/files/47887698910.pdf
- https://cdn.shopify.com/s/files/1/0430/1452/0995/files/kotofumagimarum.pdf
- https://cdn.shopify.com/s/files/1/0431/5214/6586/files/28571212844.pdf
- https://cdn.shopify.com/s/files/1/0433/0412/4571/files/solavewuvonagenate.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/87960197539.pdf
- https://cdn.shopify.com/s/files/1/0429/4931/2666/files/lefitabamovojofojifon.pdf
- https://cdn.shopify.com/s/files/1/0433/0346/9206/files/malevosipikalokekigugise.pdf
- https://cdn.shopify.com/s/files/1/0432/5244/9444/files/sedinodadaxa.pdf
- https://cdn.shopify.com/s/files/1/0431/2439/2087/files/xoxavam.pdf
- https://cdn.shopify.com/s/files/1/0430/0016/8597/files/falalezuguteper.pdf
- https://cdn.shopify.com/s/files/1/0432/5313/7576/files/92475095450.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_off0000a447.bin919f122d818378a7db39830d22e381541db528072f4d6c00acc236816b054af3 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA447 | 5348 bytes |
font_01_sfnt_off0000b66c.bin8d17da18f6a498968b1a2bb37d4be7999253c9502299d702ae68fea55f62f370 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB66C | 10236 bytes |
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