MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a large number of embedded external links, identified by the PDF_SEO_LINK_FARM heuristic, pointing to various domains including trafffi.ru. This suggests the document is part of a link farm or phishing campaign designed to redirect users to potentially malicious sites. The ML_NYX_PDF_MALICIOUS and ClamAV detections further support its malicious nature.
Machine Learning
- Nyx PDF Classifier malicious score 0.9981
Heuristics 5
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ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
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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/strik?utm_term=ping+pong+club+atlanta PDF link annotation
- https://cdn-cms.f-static.net/uploads/4378410/normal_5fb9794617a43.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4489981/normal_5fab249cadf08.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4371025/normal_5f8855a02ea36.pdfIn PDF document text
- https://duzozerijadid.weebly.com/uploads/1/3/4/4/134493401/8022337.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4371003/normal_5f91d7245b44e.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4390095/normal_5fb47e4a6cf27.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4369150/normal_5fbc66f40cfbf.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://s3.amazonaws.com/tinajabizoreguf/aurobindo_ghosh_books_in_hindi.pdfIn PDF document text
- https://s3.amazonaws.com/zizene/26908704376.pdfIn PDF document text
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000cff9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCFF9 | 4968 bytes |
SHA-256: a8252ee6634e7ba7ca7b3118af8640eb3463f6282aae8225605da4a19586ad03 |
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font_01_sfnt_off0000e0fb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE0FB | 10932 bytes |
SHA-256: d8a4a07621d5f2a045a097531f2c32b7461dd58f6d289b9b9c039f03b41401db |
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