MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF was flagged as malicious by a machine learning classifier and ClamAV, indicating a high likelihood of malicious intent. Heuristics identified it as a link farm hosted on compromised WordPress sites, suggesting a phishing or malware distribution scheme. Although no scripts were extracted, the embedded URLs are indicative of an attempt to redirect users to malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9942
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://victorylimo1.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608085034092d---falopuwok.pdf In PDF document text
- http://mbcasc.net/imgs/file/37629065739.pdfIn PDF document text
- https://buddingheights.org/wp-content/plugins/formcraft/file-upload/server/content/files/1607fcea8bef6b---ritanerapow.pdfIn PDF document text
- http://maihome.hu/admin1/file/gatiterovijenobuwuminezu.pdfIn PDF document text
- https://aquaticlandscape.com/wp-content/plugins/formcraft/file-upload/server/content/files/160832fb462f5e---gegafa.pdfIn PDF document text
- http://aliceinformaticasrl.com/user/pages/52414228909.pdfIn PDF document text
- http://www.kissdocs.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/160a7fd5f07343---xonusaworomizolisusigateg.pdfIn PDF document text
- http://braintradingbcn.com/wp-content/plugins/super-forms/uploads/php/files/f94b896915e7070a1dedeb0038740ca4/masaxipabibeva.pdfIn PDF document text
- https://www.generalutilities.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c4752017bc5---fuxoxukotexowar.pdfIn PDF document text
- https://garyjetcenter.com/wp-content/plugins/super-forms/uploads/php/files/6699944c0257baa4af28ed9d1213f1ec/gaparubotukitirid.pdfIn PDF document text
- http://adhdadvisory.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ae07269e70f---11244298763.pdfIn PDF document text
- https://betenagro.com/sites/default/files/file/jijasokekiziz.pdfIn PDF document text
- http://www.theflightfest.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a50b40df45b---23601149323.pdfIn PDF document text
- https://ev-owners.jp/userfiles//files/felinerebojuzofo.pdfIn PDF document text
- https://autotrilogy.com/wp-content/plugins/super-forms/uploads/php/files/30eaab0195c65328d88c2e96f5fc7c13/51276784881.pdfIn PDF document text
- https://www.denisonlandscaping.com/wp-content/plugins/formcraft/file-upload/server/content/files/16088795b9799d---91235126459.pdfIn PDF document text
- http://womenshealthcarenp.com/clients/2/29/29a32d4da59f0b4eaa4573e1354aeabc/File/21409169847.pdfIn PDF document text
- http://www.niziointerior.pl/upload/file/rukegagedovenivipowomone.pdfIn PDF document text
- http://www.hkqi.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608b6f0949618---xemozabanu.pdfIn PDF document text
- https://alkhairi.co.uk/wp-content/plugins/super-forms/uploads/php/files/3bc29fabd4f4a6fd681fd0fbf1c4b555/23400133554.pdfIn PDF document text
- http://wych123.com/upload/files/rididibidirobolesedu.pdfIn PDF document text
- https://www.elektrobetrieb-scholz.de/wp-content/plugins/formcraft/file-upload/server/content/files/1607d0ebcbae01---fifomirazunuxuluvazofeb.pdfIn PDF document text
- https://comodee.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609c6d1ee86a2---52058098183.pdfIn PDF document text
- http://beateromer.com/bilder/file/55341948320.pdfIn PDF document text
- https://protechlighting.com/wp-content/plugins/super-forms/uploads/php/files/ac9c44601e7189e47f1904be1483d0f2/vakobosulosezape.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/DOqCt-cVA4I/uplcv?utm_term=subacromial+impingement+of+right+shoulderPDF 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_off0000f0d4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF0D4 | 11380 bytes |
SHA-256: 1c73521e4482264215b48f10cf9a87511f60bc4af6c696ea60d790cc00f4e2c1 |
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font_01_sfnt_off00010b02.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10B02 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00012314.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12314 | 17308 bytes |
SHA-256: 9ece5b564076c86c20544b752299b017ebb1d742186c16e26f42995834b9fd69 |
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