MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains numerous embedded URLs, many of which point to compromised websites or link farms, indicating a phishing or malware distribution attempt. The ML classifier and ClamAV detection strongly suggest malicious intent. The file's structure and URL patterns are consistent with a link farm designed to redirect users to potentially harmful content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
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 http://kusistoconstruction.com/userfiles/file/soviliwola.pdf In PDF document text
- https://ifbscalidad.eus/files/galeria/files/6710990459.pdfIn PDF document text
- https://linhquan-group.com/upload/ck/files/52918750817.pdfIn PDF document text
- https://candica.pl/ckfinder/userfiles/files/58766806265.pdfIn PDF document text
- http://www.integra-cr.cz/administrace/ckfinder/userfiles/files/takugusitasokugifot.pdfIn PDF document text
- https://bgg.pirkitpadangas.lt/ckfinder/userfiles/files/pagipeliluxo.pdfIn PDF document text
- https://edinburghpools.com/contents/files/vademokubodafij.pdfIn PDF document text
- https://bdata.vn/upload/files/52676696881.pdfIn PDF document text
- http://famcareconnect.org/wp-content/plugins/formcraft/file-upload/server/content/files/1612ea6fa8757d---96129666609.pdfIn PDF document text
- https://vallejardin.com/wp-content/plugins/super-forms/uploads/php/files/c3fceb268b4a0457dafa058491835a73/bevufifoxomalo.pdfIn PDF document text
- http://dbcasagayathottam.org/assets/uploads/cms_images/files/55943704349.pdfIn PDF document text
- http://www.coverseg.com/uploads/ckfinder/files/15140173208.pdfIn PDF document text
- http://claudiodauelsberg.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/16138bae1f3dc5---sefunukepatelu.pdfIn PDF document text
- http://www.sunarozlem.com.tr/wp-content/plugins/super-forms/uploads/php/files/q28n5hn7lodhqet6mgreh0mjo3/1388724051.pdfIn PDF document text
- https://pianotuningdarwin.com/userfiles/files/jalujukike.pdfIn PDF document text
- http://www.css-jp.com/upfile/files/2021/09/17/jeregud.pdfIn PDF document text
- https://evermoral.hk/upload/file/1630905785.pdfIn PDF document text
- http://cameronhaddock.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613ac2e2d916f---tuwusuzederawe.pdfIn PDF document text
- http://klingende-zeder.de/wp-content/plugins/formcraft/file-upload/server/content/files/1613a10d0b9a7b---jikojowawo.pdfIn PDF document text
- http://precedent.by/_newsite/images_from_html_editor/file/rojurodu.pdfIn PDF document text
- http://lotuscourtpune.com/wp-content/plugins/super-forms/uploads/php/files/dc07d1b7be39e195dc1edc8ea0404079/kunevugirarerid.pdfIn PDF document text
- http://sprinter-lab.ru/content/File/53354129928.pdfIn PDF document text
- http://designbeginnings.com/upload/file/85816697707.pdfIn PDF document text
- https://cian.hr/userfiles/file/gobabimalitekevolixajas.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/BvfzZFkJO3s/uplcv?utm_term=shrek+anthem+roblox+idPDF 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_off0000daf7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDAF7 | 17332 bytes |
SHA-256: cd6b574807a98b5c7bf3038f9a41bada630e4450bc2bf555e1a69c2ea4842001 |
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font_01_sfnt_off000107d1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x107D1 | 10752 bytes |
SHA-256: 6fea57657f3d0247e6414477d7cc8137e82fb1eb2fd8a56e89beb73a673767a2 |
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font_02_sfnt_off0001205c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1205C | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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