MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains embedded JavaScript, which is a common technique for executing malicious code. Additionally, multiple heuristics indicate the document is part of a link farm pointing to compromised WordPress upload storage and disposable hosting, suggesting an attempt to distribute further malicious content or phishing pages. The ClamAV detection as 'Pdf.Phishing.Trojan' further supports a malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.9954
Heuristics 7
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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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Embedded JS stream low PDF_JSPDF references a /JS stream. Generic JavaScript is common in benign forms; specific dangerous APIs are scored by separate rules.
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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://itcbeautytrainingschool.com/userfiles/file/xebisorinowawapaxefu.pdf In PDF document text
- http://mgtuae.com/uploads/file/zevitidorafid.pdfIn PDF document text
- https://www.libyamonitor.com/sites/all/libraries/ckfinder/userfiles/files/pobilekukofi.pdfIn PDF document text
- http://studioassociatoemc.com/userfiles/files/sobolidideb.pdfIn PDF document text
- http://www.sname.org.tw/sname/ckfinder/userfiles/files/budifadowajifunofizuso.pdfIn PDF document text
- https://www.potterycommercials.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/161455787a60dc---risunorinerimisofafego.pdfIn PDF document text
- http://www.maoles.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613d5140c144f---laxosujenumipa.pdfIn PDF document text
- http://miyozenemeryville.com/uploads/files/6083594798.pdfIn PDF document text
- http://maduraicaterers.com/app/webroot/js/ckfinder/userfiles/files/84101417084.pdfIn PDF document text
- http://svadbavmoskve.com/content/xuploadimages/file/13835618736.pdfIn PDF document text
- http://bochkari24.ru/pic/file/rulugaxed.pdfIn PDF document text
- http://xn--80aatg4aaaddkhfhbf3evf.xn--p1ai/ckfinder/userfiles/files/wajedi.pdfIn PDF document text
- http://tiramisu-o.com/yamituki-n/uploads/files/62187063387.pdfIn PDF document text
- http://szzxwx.com/Upload/Upload/file/202191746189310.pdfIn PDF document text
- https://netiko.ge/img/Data/file/siranitijil.pdfIn PDF document text
- http://indemo.pl/Image/files/xitaketubenuwarorixus.pdfIn PDF document text
- https://lsp.od.ua/wp-content/plugins/super-forms/uploads/php/files/8h28pa4ft71r8h7f5u32745sm6/53569006558.pdfIn PDF document text
- http://tlumacz-lipno.pl/pdrzewiecki/files/1401654446.pdfIn PDF document text
- https://dmitrovka-zn.ru/admin/ckfinder/userfiles/files/4242448859.pdfIn PDF document text
- https://amkboiler.com/wp-content/plugins/super-forms/uploads/php/files/70pjj05vc7u6i9lr4sfe8k0r7t/sagutafakegixe.pdfIn PDF document text
- http://stolizstekla.ru/userfiles/file/27323080741.pdfIn PDF document text
- http://www.peplex.it/wp-content/plugins/formcraft/file-upload/server/content/files/1612f29a37ff0a---44650719891.pdfIn PDF document text
- http://somkuthyoptika.hu/editor_up/53526531953.pdfIn PDF document text
- https://ispartaorganizasyon.com/ckfinder/upload/files/dizalajisopugujub.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/BkSY9tpko7c/uplcv?utm_term=staar+test+writing+prompts+4th+gradePDF 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_off0000b0d1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB0D1 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000c8e3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC8E3 | 17628 bytes |
SHA-256: d385f508da0a5a779739abf61ed9d4576d4ec8b1ca12469dd2c3833c52e272e8 |
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font_02_sfnt_off0000f60e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF60E | 11032 bytes |
SHA-256: 9fd30ec6293c23c9851ced736af9de9aa62c8719b68a234be18a826c39629ab4 |
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