MALICIOUS
96
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a large number of embedded external links, many pointing to PDF files, suggesting a link farm or SEO manipulation tactic. The primary malicious URL identified is https://trafffi.ru/123?keyword=milfast+industrial+supply. No scripts were extracted, and the document body was heavily obfuscated, limiting further analysis of the exact user-facing lure.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 4
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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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External URI info PDF_URIPDF contains an external URL action
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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://trafffi.ru/123?keyword=milfast+industrial+supply
- https://kozesetod.weebly.com/uploads/1/3/4/5/134507136/3e11ac28270ad2.pdf
- https://cdn-cms.f-static.net/uploads/4381104/normal_5f969e50dc1cd.pdf
- https://cdn-cms.f-static.net/uploads/4366358/normal_5f88256bd172f.pdf
- https://cdn-cms.f-static.net/uploads/4409092/normal_5f96278100c98.pdf
- https://cdn-cms.f-static.net/uploads/4383149/normal_5f8d0c9db1d04.pdf
- https://cdn-cms.f-static.net/uploads/4412195/normal_5f9f61b57bd6b.pdf
- https://dojudiwoju.weebly.com/uploads/1/3/1/4/131406456/5426e4f5.pdf
- https://suxaposalepet.weebly.com/uploads/1/3/4/6/134677753/3069193.pdf
- https://cdn-cms.f-static.net/uploads/4387716/normal_5fa026739045f.pdf
- https://jivetigaforivuj.weebly.com/uploads/1/3/4/3/134350389/3371919.pdf
- https://fixasamajiwige.weebly.com/uploads/1/3/4/3/134318971/jexidabux.pdf
- https://cdn-cms.f-static.net/uploads/4389794/normal_5f9c604b7faae.pdf
- https://cdn-cms.f-static.net/uploads/4418973/normal_5f99f46f47cc5.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- http://www.daltonmaag.com/
- https://uploads.strikinglycdn.com/files/47b28e68-db7a-4104-ac6e-995b731786b1/6035325840.pdf
- https://uploads.strikinglycdn.com/files/f1767f1f-9f8a-4be0-9652-309f760a78e2/upgrade_complete_notdoppler.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00004c54.binf576f440cab308357227f4c522820deb31d9cf574116fe29d90aa6dd93e570f7 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4C54 | 4796 bytes |
font_01_sfnt_off00005ca1.bine9c23221b775099b10630b030b53db6a63306e124de7af8fa48c0cc663e49132 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5CA1 | 10452 bytes |
font_02_sfnt_off00008045.binff5f0ef16caf3e97cd1984b3a03ea88e11eab8cf63d2ee006085a4b9995833f3 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8045 | 4324 bytes |
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