MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. Static analysis revealed it functions as a link farm, with numerous embedded URLs pointing to compromised CMS uploads and disposable hosting. These links likely serve as a lure to direct users to malicious sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9973
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://montaze.org/democms/userfiles/file/51885161487.pdf In PDF document text
- http://kxqcgs.net/filespath/files/20210826053506.pdfIn PDF document text
- http://modaxch.com/userfiles/files/dopakotenurorebamilerejo.pdfIn PDF document text
- http://finvestfortune.com/admin/userfiles/files/vodugozefew.pdfIn PDF document text
- http://perles-del-beya.com/userfiles/file/sivuvivibigarinagodefob.pdfIn PDF document text
- http://iphysiology.ru/upload/83227174529.pdfIn PDF document text
- https://eprobatdz.com/ckfinder/userfiles/files/17054582920.pdfIn PDF document text
- http://www.hkwebdesign.com.hk/wp-content/plugins/formcraft/file-upload/server/content/files/1608b38b554b2c---vidipagozir.pdfIn PDF document text
- https://areicon.com/images/file/40633474502.pdfIn PDF document text
- https://pr-dienst.ch/file/pujevevibamobuzilirob.pdfIn PDF document text
- http://clinicaveterinariaalbese.eu/userfiles/files/7631659685.pdfIn PDF document text
- http://iberia-ex.com/images/blog//file/98747649712.pdfIn PDF document text
- http://bancasemecanino.com/userfiles/files/65006137313.pdfIn PDF document text
- https://www.citysecurity.org.uk/wp-content/plugins/super-forms/uploads/php/files/ra5upnii1sgol9dlnau9l3i5fb/60500789600.pdfIn PDF document text
- http://zvezda-rostov.ru/ckfinder/userfiles/files/55905690756.pdfIn PDF document text
- http://candientushinko.com/images/file/95564173669.pdfIn PDF document text
- https://greenlakepaint.com/ckfinder/userfiles/files/lowepolimeso.pdfIn PDF document text
- http://9meclinic.com/ckfinder/userfiles/files/33137695795.pdfIn PDF document text
- https://www.pferde-fuer-unsere-kinder.de/wp-content/plugins/formcraft/file-upload/server/content/files/160c8893f1e98d---ledetobo.pdfIn PDF document text
- https://xn----7sbabak5acz7byau.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/080f8757492e33f5b7cd53a72b0652d5/11480483914.pdfIn PDF document text
- http://www.xpresswedding.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ab22627bc2b---kavupi.pdfIn PDF document text
- https://www.bouwenaaneensterkwerkgeversmerk.nl/wp-content/plugins/formcraft/file-upload/server/content/files/160c70adbb3e18---gijexozunomiwawezale.pdfIn PDF document text
- https://bentzendesign.se/wp-content/plugins/formcraft/file-upload/server/content/files/16086833b5c73c---bepexofevopetovajase.pdfIn PDF document text
- https://infypos.com/infyposcms/media/bozumesulovugurajujejeg.pdfIn PDF document text
- http://www.birapart.com/wp-content/plugins/formcraft/file-upload/server/content/files/16099e1a6e0e6f---96977289448.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/ngfLrbzwjls/uplcv?utm_term=gps+garmin+60csx+manualPDF 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_off0000c369.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC369 | 10896 bytes |
SHA-256: 0841e1a5f38f625128a34042096cfef0282f1ae525acf8d18fe5bd4fb25ff3d9 |
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font_01_sfnt_off0000dc9d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDC9D | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000f4af.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF4AF | 16644 bytes |
SHA-256: 1f83dcdca71c0dafd8c39adfd365d8eb1b1076b6b09f301a8c9021366e0058ed |
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