MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a link farm pointing to multiple compromised websites, suggesting an attempt to distribute malicious files. The presence of a PDF_SEO_DISPOSABLE_LINK_FARM heuristic and a high ML score indicates a malicious intent, likely to trick users into downloading further malware. The ClamAV detection as Pdf.Phishing.Trojan further supports this assessment.
Machine Learning
- Nyx PDF Classifier malicious score 0.9944
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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PDF link farm points to compromised-WordPress upload storage medium PDF_COMPROMISED_CMS_UPLOAD_LINK_FARMPDF contains multiple clickable links, across many distinct hosts, whose targets are random-slug files parked in the upload directories of vulnerable WordPress form plugins (FormCraft, Super Forms). This is the hallmark of the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains hosted on compromised sites. The PDF itself carries no exploit — the risk is the linked destinations.
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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://bustotoronto.com/userfiles/file/45817112474.pdf In PDF document text
- https://noks.cz/wp-content/plugins/formcraft/file-upload/server/content/files/160b384639608c---33107425582.pdfIn PDF document text
- http://vom-ragnaroek.de/uploads/file/90477185763.pdfIn PDF document text
- https://majorsagilekvaros.hu/uploads/file/62159223782.pdfIn PDF document text
- https://mamproducciones.es/wp-content/plugins/formcraft/file-upload/server/content/files/160fdb80f31978---ruzuvunodotobuzegojinede.pdfIn PDF document text
- https://www.darrellstuckey.com/wp-content/plugins/formcraft/file-upload/server/content/files/16076c5ca0b66e---74095003045.pdfIn PDF document text
- http://brandiassociati.it/userfiles/file/dofekugikozejodi.pdfIn PDF document text
- http://limpiasol.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607c9d73439de---wijedetada.pdfIn PDF document text
- http://ivepe-elearning.gr/assets/UserFiles/mainHome/file/fakejodarizuseruj.pdfIn PDF document text
- http://agrobud.net/uploaded/file/83351770358.pdfIn PDF document text
- https://vydavatelstvoklett.sk/userfiles/file/54746383951.pdfIn PDF document text
- http://xn--or3bi2da319p.com/upload/fckeditor/file/68369361287.pdfIn PDF document text
- http://www.britocunhaadvocacia.com.br/home/wp-content/plugins/formcraft/file-upload/server/content/files/160e5170f84845---vabixukapojepodipaxe.pdfIn PDF document text
- https://gift-edu.ru/wp-content/plugins/super-forms/uploads/php/files/75902ad448d8f933d8b9d10dcede1681/15879128391.pdfIn PDF document text
- https://www.kbstephens.com/wp-content/plugins/super-forms/uploads/php/files/3b0473d9b01db510ade0fe25cb8d508f/malofelaroxepatenaki.pdfIn PDF document text
- https://allianceflooring.net/wp-content/plugins/super-forms/uploads/php/files/43feca53288967b3a5511aa282996ab2/sebukalafogejejonafumuxel.pdfIn PDF document text
- http://bestbuyfromindia.com/userfiles/file/56912866882.pdfIn PDF document text
- http://iwishop.hu/file/35134550200.pdfIn PDF document text
- http://thegroverestaurantnj.com/userfiles/files/32299023389.pdfIn PDF document text
- http://lorofilmes.com/Uploads/ckfinder/userfiles/files/dogopudeveforir.pdfIn PDF document text
- https://eduinfinite.com/wp-content/plugins/super-forms/uploads/php/files/7f5efc43f05ae9d27f23c852d663b23b/78763571660.pdfIn PDF document text
- https://trsbarriersdirect.com/wp-content/plugins/super-forms/uploads/php/files/jsihio57vccimfnr5ojgbk0aj1/91277098446.pdfIn PDF document text
- http://www.petercar0937494634.com/upload/img/files/37983932860.pdfIn PDF document text
- https://ortechindustries.ca/ci/userfiles/files/dupodopofewixajuxakobet.pdfIn PDF document text
- http://associacaoguainumbi.org.br/wp/wp-content/plugins/formcraft/file-upload/server/content/files/16081048eb3b99---tojapezapejijifozapox.pdfIn PDF document text
- http://hopkinshigh1961.com/clients/878968/File/86643854814.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/BvfzZFkJO3s/uplcv?utm_term=descargar+juego+de+mario+kart+64+para+pc+windows+10PDF link annotation
- 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://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000cd24.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCD24 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000e536.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE536 | 18500 bytes |
SHA-256: 5da8c2fce10ed052cc2f9e2de5a7d5df6735635168a3435ec7be8944a87d9227 |
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font_02_sfnt_off000114fb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x114FB | 11640 bytes |
SHA-256: 8bbc3e47c85ede67ba0669e068952ca7c0656945a3117958132c022cff5f0f9b |
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