MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file was identified as malicious by ML classifiers and ClamAV. It contains a large number of external links, many hosted on disposable domains, suggesting a link farm or SEO spam operation. One of the embedded URLs, 'https://vilenefex.ru/strik?utm_term=is+jordan+canonical+form+unique', is likely a redirector to further malicious content or phishing pages.
Machine Learning
- Nyx PDF Classifier malicious score 0.9995
Heuristics 6
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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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Small PDF is a non-clustered link farm on disposable hosting medium PDF_SEO_DISPOSABLE_LINK_FARMSmall PDF contains many clickable external PDF links spread thin across many distinct hosts (no single dominant host), corroborated by a utm_term SEO-redirector link and/or links parked on free/disposable content hosts. This is the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains, rather than a normal document citation pattern. The PDF itself carries no exploit — the risk is the linked destinations.
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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://vilenefex.ru/strik?utm_term=is+jordan+canonical+form+unique PDF link annotation
- https://cdn-cms.f-static.net/uploads/4409394/normal_6034cb2538afc.pdfIn PDF document text
- https://fuvekusegubo.weebly.com/uploads/1/3/4/7/134736786/kinejozubazaxewifome.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4401696/normal_60032b6e80ca6.pdfIn PDF document text
- https://wovovude.weebly.com/uploads/1/3/1/3/131397940/dd029888.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4378834/normal_60217d4b248b8.pdfIn PDF document text
- https://topizamo.weebly.com/uploads/1/3/4/4/134435864/xuzari.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4495395/normal_603168ccb229e.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4408584/normal_5fcc0a227c6a8.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4417664/normal_5ff867eded744.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4404113/normal_5fec4ff100ffa.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4465006/normal_602e0507b5761.pdfIn PDF document text
- https://xozejobe.weebly.com/uploads/1/3/1/4/131406614/ee22cce4fb085.pdfIn PDF document text
- https://govabegos.weebly.com/uploads/1/3/4/0/134018252/5746576.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4450356/normal_5fd6ab58cf743.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4391896/normal_5fdec6c6cf53c.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4448332/normal_6065fc68bc802.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In PDF document text
- https://s3.amazonaws.com/julexekubaj/64737812831.pdfIn PDF document text
- https://s3.amazonaws.com/vukujidor/vomasa.pdfIn PDF document text
- https://s3.amazonaws.com/setikizo/how_to_clean_wii_remote_straps.pdfIn PDF document text
- https://s3.amazonaws.com/bejenosugede/vosufukekalomu.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
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00010f0e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10F0E | 5108 bytes |
SHA-256: 1eab9046bd8baba8c4562a413b7034ba4cef8c3d32f8fe8cea0f43bcec1f78db |
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font_01_sfnt_off00012047.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12047 | 12100 bytes |
SHA-256: 798d2f41f311fd5831de8ec58216997916171423cb6928ef1a454e9b01785e43 |
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font_02_sfnt_off0001490f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1490F | 17080 bytes |
SHA-256: 77f651293c80a9c3a206c695398be423302e1bcb3d32c918bf20e1cddfdf419a |
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font_03_sfnt_off000161b5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x161B5 | 4324 bytes |
SHA-256: 9f355172d696dda274cac500966718f112ce76951f19577ac4888987ea6471b2 |
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