MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was flagged by multiple heuristics and a machine learning classifier as malicious, with ClamAV identifying it as Pdf.Phishing.Trojan. The numerous embedded URLs point to compromised CMS upload storage and disposable hosting, indicating a link farm designed to redirect users to malicious sites. The primary attack pattern involves exploiting users via a malicious attachment, likely leading to client-side exploitation.
Machine Learning
- Nyx PDF Classifier malicious score 0.9949
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://www.pattyn360.com/upload/forum/files/44632023337.pdf In PDF document text
- https://canadiancontractorservices.com/wp-content/plugins/super-forms/uploads/php/files/fj2j85m70hqfjh3vkrq51apdc3/wulevimisewimagefube.pdfIn PDF document text
- http://www.goldenlantern.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/160719283e9260---80209894833.pdfIn PDF document text
- http://selfmadefilms.nl/userfiles/files/27265746181.pdfIn PDF document text
- https://ailani.org/wp-content/plugins/super-forms/uploads/php/files/c334093ca0641e4ec713379362747c90/81631443329.pdfIn PDF document text
- https://alismobile.co.uk/wp-content/plugins/super-forms/uploads/php/files/03d3808e6f69b3aa380f10f330752e15/notafatipofotitozifav.pdfIn PDF document text
- https://g3az.com/wp-content/plugins/formcraft/file-upload/server/content/files/16096e3a64b7ce---ponefagelilajewotorave.pdfIn PDF document text
- https://dmddsgn.com/wp-content/plugins/super-forms/uploads/php/files/3489861c286685ad8768bf8923e8b46d/sudeziralibotumaveze.pdfIn PDF document text
- https://vestol.bg/files/file/potokatad.pdfIn PDF document text
- https://agilitynd.com/wp-content/plugins/super-forms/uploads/php/files/54f0114d27086495dcf242547d2bc12e/majaxasawavelejim.pdfIn PDF document text
- https://www.booster-p.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608043769ce04---12187168436.pdfIn PDF document text
- https://jennysbooks.com/wp-content/plugins/super-forms/uploads/php/files/bed99a39d7b7e036b88392bcdae2e8b0/52066855067.pdfIn PDF document text
- http://effektfilm.de/files/file/lagifarag.pdfIn PDF document text
- http://imagespa.mx/wp-content/plugins/formcraft/file-upload/server/content/files/160c2566350f8f---94264099182.pdfIn PDF document text
- http://sea-cruise.ru/ckfinder/userfiles/files/gavosofel.pdfIn PDF document text
- http://saptpadi.com/files/file/69280054388.pdfIn PDF document text
- https://californiaoptionsrealestate.com/wp-content/plugins/super-forms/uploads/php/files/a021f2ea9326b882a891d2364ae33e73/zijiwumesimaxa.pdfIn PDF document text
- http://bakoca.hu/files/file/28752942131.pdfIn PDF document text
- http://duepassidalcentro.it/userfiles/files/61323720361.pdfIn PDF document text
- https://mosoptagro.ru/wp-content/plugins/super-forms/uploads/php/files/0d0a9455965b92082dcfe598b1ea3c99/51165426823.pdfIn PDF document text
- https://www.xcelsus.de/wp-content/plugins/formcraft/file-upload/server/content/files/16086494c07bd1---jovokepoxori.pdfIn PDF document text
- http://prodesign31.ru/wp-content/plugins/formcraft/file-upload/server/content/files/160a102054b5a3---54117086404.pdfIn PDF document text
- http://dobryremont.pl/ebobas/portal/app/webroot/img/tmp/file/1623458283538.pdfIn PDF document text
- https://klingende-zeder.de/wp-content/plugins/formcraft/file-upload/server/content/files/16091504157f0f---60284407660.pdfIn PDF document text
- http://esoftland.com/userfiles/file/pagibupemalomijogega.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/1xuhb7AK25c/uplcv?utm_term=exiled+meaning+in+englishPDF 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_off0000d94f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD94F | 18824 bytes |
SHA-256: 708e7f2144e5164944f8afb6ae8f239c4e1d9f5bb0c3604fcdc72be52f00669f |
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font_01_sfnt_off00010945.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10945 | 10464 bytes |
SHA-256: e57edf936f413d4441b26ed18646ddbf690d548955a8fb01331c2806852d7d26 |
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font_02_sfnt_off00012087.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12087 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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