MALICIOUS
186
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 0.9991
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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=taylormade+r15+5+wood+head+cover PDF link annotation
- https://cdn-cms.f-static.net/uploads/4372378/normal_604125a77ffc3.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4423155/normal_60313258868f2.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4473903/normal_6004bef60bced.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4447270/normal_5fc863717393e.pdfIn PDF document text
- http://kevebofuru.medianewsonline.com/billie_s_bounce_bb.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4380699/normal_60092b058bc81.pdfIn PDF document text
- http://rosativiwam.mypressonline.com/char-broil_oil_less_fryer_recipes.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://bad3f395-1638-4667-b349-d6f934eeab49.filesusr.com/ugd/ed2d23_c7434699c75943b7bb8d5503287ba72b.pdf?index=trueIn PDF document text
- https://a4758657-6aaa-4003-b0f6-1957e800abfd.filesusr.com/ugd/70c1f8_b60a3fa4d71f4a73a536e898187aff19.pdf?index=trueIn PDF document text
- http://xarugutivi.epizy.com/christmas_carol_film_free.pdfIn PDF document text
- http://wagesasalep.rf.gd/15305009826.pdfIn PDF document text
- https://4f65501f-cdae-4966-b9db-49b15ad9d196.filesusr.com/ugd/52b593_7c8977b4d41c417c854da23710493ed8.pdf?index=trueIn PDF document text
- http://zepizevut.atwebpages.com/78240831988.pdfIn PDF document text
- https://9cf93ecd-64ee-4ad6-afcc-f350577a7522.filesusr.com/ugd/c4dbd3_8f7f7e129526481bbdc6fe2d701c5004.pdf?index=trueIn PDF document text
- https://a9b72ff8-ed6f-4212-96c6-d467cc4e2332.filesusr.com/ugd/7f5649_044383056d1740808ebfb88d56b790f0.pdf?index=trueIn PDF document text
- https://ab25a8b3-4d80-4d4b-93a1-c1347014fa7c.filesusr.com/ugd/8d0191_ee8532da82a4446a91f453b59396fa95.pdf?index=trueIn PDF document text
- http://vatimofaxemog.rf.gd/15393630630.pdfIn PDF document text
- https://3bcdeb60-9876-4d14-bc0a-1dd1632c647c.filesusr.com/ugd/16a96a_9db81a7606724d56b4b7674081468e43.pdf?index=trueIn PDF document text
- http://wagibederujejo.rf.gd/2020_calendar_with_holidays_usa.pdfIn PDF document text
- https://87c8fc71-818b-4167-bf0d-2ac3bc49ffd1.filesusr.com/ugd/f9d4cd_d859ea5c5a154451a8c2dbcd036403db.pdf?index=trueIn PDF document text
- https://2b08c346-38d8-4763-b559-bb9d4fff2313.filesusr.com/ugd/40c9d6_b3cb0d4935ed4295b3853a065c28574e.pdf?index=trueIn PDF document text
- https://d05b2b94-0af3-401c-a6ef-75d00d0b58ae.filesusr.com/ugd/3bca44_647cecb1d84a43d1aaca00ec5fab4ce7.pdf?index=trueIn PDF document text
- https://8fc1c2d6-49ba-4d63-8b95-0327ef2b1627.filesusr.com/ugd/1849a1_120a0716ff4c41628ea000a4a7466306.pdf?index=trueIn PDF document text
- https://da4cb982-96ac-4827-b01c-1601b1c9977c.filesusr.com/ugd/b05c40_64983a324a4d492fa1e13ac561bdf389.pdf?index=trueIn PDF document text
- https://4b0cdf75-2e42-4830-99f1-bbdbaec3f661.filesusr.com/ugd/891219_eab75b2bd7d54a108a3bcfbc6ffcfcbe.pdf?index=trueIn 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_off0000d226.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD226 | 5380 bytes |
SHA-256: 9d8a09dd7e7210e14ff5b02bc3ddf789153a5dad612db0d32253bd7f70567a8c |
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font_01_sfnt_off0000e46d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE46D | 11080 bytes |
SHA-256: 53d7b71ed5e59ece0ac376d80c5221c0e97d4dd15a56c7b14578f96119b3162b |
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