MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF was flagged by multiple heuristics as malicious, including a critical ClamAV detection and an ML classifier. It contains a link farm pointing to compromised WordPress upload storage and other disposable hosting, suggesting an attempt to redirect users to malicious sites. The presence of multiple PDF_URI and PDF_SEO_DISPOSABLE_LINK_FARM firings indicates a pattern of hosting malicious content on potentially compromised or low-reputation domains.
Machine Learning
- Nyx PDF Classifier malicious score 0.9914
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://growlocals.com/wp-content/plugins/super-forms/uploads/php/files/a9a5db18d4f15e4d7bc4bf2c841aa2df/zilesinawunalariveke.pdf In PDF document text
- https://mavibusiness.it/file/nalolisanowula.pdfIn PDF document text
- https://gulertrafik.com/wp-content/plugins/super-forms/uploads/php/files/olknoguasmh7d9ioekdtmv6dk5/junisa.pdfIn PDF document text
- https://www.skyline-recruiting.com/wp-content/plugins/super-forms/uploads/php/files/92fa06581225296fb2c879f87a6de262/zikesuzudaronovo.pdfIn PDF document text
- https://www.actionconstructionjax.com/wp-content/plugins/super-forms/uploads/php/files/742d853c37beea09224175f836df3af4/9585185409.pdfIn PDF document text
- https://goldenparadisestsimons.com/wp-content/plugins/super-forms/uploads/php/files/c3964d43a7c456be4ddc5c3182fbf40d/97493785386.pdfIn PDF document text
- http://kleinschaden.expert/userfiles/file/81440831578.pdfIn PDF document text
- http://www.dadosefatos.net.br/wp-content/plugins/formcraft/file-upload/server/content/files/160dbefdd85201---rufiw.pdfIn PDF document text
- https://noriupapildu.lt/ckfinder/userfiles/files/kukepudoku.pdfIn PDF document text
- http://cn-junsheng.com/upload/file///20217225658670.pdfIn PDF document text
- http://movietek.vn/hinh-anh/files/detipazodujavib.pdfIn PDF document text
- http://aaaexpressheating.com/userfiles/file/88572097161.pdfIn PDF document text
- http://tara77.com/clients/46590/File/3796789918.pdfIn PDF document text
- http://ozanatalan.com/iboard/includes/userfiles/files/sejupokab.pdfIn PDF document text
- https://peilimineko.com/userfiles/file/2821944995.pdfIn PDF document text
- http://www.k-24.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c1bee8a9785---61204093551.pdfIn PDF document text
- https://www.sehersirin.com/wp-content/plugins/formcraft/file-upload/server/content/files/160892397cc74f---bedixesutigeviloxe.pdfIn PDF document text
- https://goldenparadisestsimons.com/wp-content/plugins/super-forms/uploads/php/files/b37ee25f9ca729784aff403b50907f87/82098948605.pdfIn PDF document text
- https://luminex.pl/upload/file/62424463603.pdfIn PDF document text
- http://lookupagency.es/wp-content/plugins/formcraft/file-upload/server/content/files/160f814e1d4120---vefumurobuvovewamak.pdfIn PDF document text
- https://wscnaturalhealings.com/wp-content/plugins/super-forms/uploads/php/files/8d1aebdea19e574d84138b2da94fa3b5/44024072714.pdfIn PDF document text
- http://www.logomarcanet.com/userfiles/file/91455386043.pdfIn PDF document text
- https://erinmillssmilesdentistry.com/wp-content/plugins/super-forms/uploads/php/files/4054l6eul8a9mu3rlmqoq4c5e5/60676021066.pdfIn PDF document text
- https://www.kiteschule-eckernfoerde.de/wp-content/plugins/formcraft/file-upload/server/content/files/160a8fd47b82c5---mumemasutelafefiwifudu.pdfIn PDF document text
- http://ahkkpcm.org/userfiles/64232850958.pdfIn PDF document text
- http://thunderstar.cn/userfiles/file/20210510203542724087667.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/S30rS-6n6vg/uplcv?utm_term=how+to+replace+igniter+on+weber+spirit+grillPDF 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_off0000c398.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC398 | 16032 bytes |
SHA-256: c0f7ddd79ba46a3a46683cffd5769306e1f80a8cdefddda949a53ea29c2b4ec3 |
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font_01_sfnt_off0000ed35.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xED35 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0001054c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1054C | 10764 bytes |
SHA-256: 3a297b31ec1226fe1c712d659bc31cb7ac0291850fb96ae62a6bad08561c2f02 |
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