MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains a link farm with numerous URLs pointing to compromised CMS uploads and disposable hosting, indicating a phishing or malware distribution attempt. The ML classifier and ClamAV detection strongly suggest malicious intent. While no scripts were extracted, the structure and embedded URLs are indicative of a malicious PDF designed to lure users to external sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9948
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://promaxsuspension.com/csmimage/file/nebidomobixubolarulitone.pdf In PDF document text
- https://gift-edu.ru/wp-content/plugins/super-forms/uploads/php/files/db382aa2973c5a6b5b61c8a3708003f5/fijeterigiwufofetopisub.pdfIn PDF document text
- http://asirius.su/wp-content/plugins/super-forms/uploads/php/files/027978c4aed6279070ce122e63a195ff/86262447820.pdfIn PDF document text
- http://lilit-realty.com/wp-content/plugins/super-forms/uploads/php/files/1se6fu2ag9i0v7v1foo0n88bq0/85696607242.pdfIn PDF document text
- http://camberwelltaxi.com/survey/userfiles/files/sajuramowevezuten.pdfIn PDF document text
- https://resulgame.com/calisma2/files/uploads/wekofaji.pdfIn PDF document text
- http://informerfitness.com/wp-content/plugins/super-forms/uploads/php/files/7350be60dfbc5d65196ab2e316ddb4ab/teziduniketozake.pdfIn PDF document text
- https://exihomes.com/userfiles/files/sojelawejidusorowamaxiza.pdfIn PDF document text
- http://przedszkolenisko.pl/userfiles/file/11195611183.pdfIn PDF document text
- https://krimgranit.ru/wp-content/plugins/super-forms/uploads/php/files/1e34f9c1ca413c719404439f1b16ea3e/3777642267.pdfIn PDF document text
- http://ngpsusa.com/wp-content/plugins/super-forms/uploads/php/files/n7v2i1ltppvefcalkrcva7m3rl/wonubete.pdfIn PDF document text
- http://weorderfood.com/uploads/files/17446319719.pdfIn PDF document text
- http://pttaccounting.com/userfiles/files/42197819599.pdfIn PDF document text
- http://studiotecnicopinto.it/userfiles/files/fanilumorotudula.pdfIn PDF document text
- https://danielstrehlau.com/userfiles/file/rofusojapaveka.pdfIn PDF document text
- https://www.nosolodespedidas.es/wp-content/plugins/formcraft/file-upload/server/content/files/160905df8127b6---72475781736.pdfIn PDF document text
- http://www.hollyskauaicondo.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608236eaadcc9---visokanadanidexir.pdfIn PDF document text
- http://szkolaprywatnaleszno.pl/userfiles/file/wenuludujog.pdfIn PDF document text
- https://www.keystonecare.co.uk/wp-content/plugins/super-forms/uploads/php/files/fa98ad519f08b20149c3786837f6559c/vitokoxenojiwigax.pdfIn PDF document text
- http://ecofincas.net/ckfinder/userfiles/files/14152572364.pdfIn PDF document text
- https://weilaimachinery.com/userfiles/files/rokododakunupukifinu.pdfIn PDF document text
- http://watthaistuttgart.de/userfiles/file/64308443362.pdfIn PDF document text
- https://hoffmanowska.pl/wp-content/plugins/formcraft/file-upload/server/content/files/16074ff9b1f755---30311528464.pdfIn PDF document text
- http://xn--80aadq3ae7aa5k.xn--p1ai/upload/file/42367662638.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/cv9VXjIrmdE/uplcv?utm_term=action+research+pdf+for+b.edPDF 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_off0000c4db.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC4DB | 16640 bytes |
SHA-256: 33057eefc40a6b4ef4add68908019b6106affc2973c0740679dff174455f342b |
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font_01_sfnt_off0000efa1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEFA1 | 10860 bytes |
SHA-256: 757ba83a7da19b98ddd3a0c0c602c5d2b285c2d80530fbc673416a8a1c9292c5 |
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font_02_sfnt_off00010871.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10871 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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