MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF document was flagged as malicious by ClamAV and an ML classifier. The file embeds a large number of external links characteristic of an SEO link farm. Specific URLs and indicators for this sample are listed in the indicators section.
Machine Learning
- Nyx PDF Classifier malicious score 0.9995
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://traffking.ru/strik?utm_term=santa+clara+university+majors PDF link annotation
- https://cdn-cms.f-static.net/uploads/4416500/normal_5faa221cc6b0b.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4415304/normal_5fa186ebad1b6.pdfIn PDF document text
- https://nezumise.weebly.com/uploads/1/3/4/2/134265586/cdfcdcd7881.pdfIn PDF document text
- https://jujizifij.weebly.com/uploads/1/3/4/3/134309807/sevixironomuf_tidawukan.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4403543/normal_5f942a2ab4a8c.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4409604/normal_5fafff7d308d7.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/felasorarabipis/meadowbrook_high_school_byesville_ohio_alumni.pdfIn PDF document text
- https://s3.amazonaws.com/felasorarabipis/seventh_day_adventist_baptismal_certificate.pdfIn PDF document text
- https://s3.amazonaws.com/jepinebawo/antrenmanlarla_matematik_1_zml.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/a62202fd-e3c6-474b-b91f-2fabbe7a5f02/xatinokebebuziwen.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_off0000c6ca.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC6CA | 5284 bytes |
SHA-256: 4f35f4717c43179f4b3d23e1cd290dc66a02ef7d321ac0c9de50fb4e7c3e66dc |
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font_01_sfnt_off0000d8b6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD8B6 | 10592 bytes |
SHA-256: 2eb9bdb2078c31f4c13d541838bdafee5f173396218ccd7df01a45a1dba78b98 |
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