MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous links, many pointing to compromised WordPress uploads, suggesting a phishing or malware distribution attempt. The ML classifier and ClamAV detection strongly indicate malicious intent. While no scripts were explicitly extracted, the PDF structure and embedded links are indicative of a phishing lure, likely delivered as a spearphishing attachment.
Machine Learning
- Nyx PDF Classifier malicious score 0.9820
Heuristics 7
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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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Urgency / deadline lure low SE_URGENCY_LUREDocument contains urgency or deadline language ('account will be terminated', 'action required within 24 hours', etc.) — useful context, but low-signal without other findings
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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.justgiveahand.org/wp-content/plugins/formcraft/file-upload/server/content/files/160811f671e752---pazutusowobusover.pdf In PDF document text
- https://trichynext.com/wp-content/plugins/super-forms/uploads/php/files/39dd3f126927b0c29997d7a58660502b/77141519091.pdfIn PDF document text
- http://www.supercarrentalsofmiami.com/wp-content/plugins/formcraft/file-upload/server/content/files/16081d8e5360e4---falevevobuzegibufemer.pdfIn PDF document text
- https://cms.blauraum.com/wp-content/plugins/super-forms/uploads/php/files/ba58645c5a419c7a7879bfe24e23d26e/34331104016.pdfIn PDF document text
- http://halvani.com/wp-content/plugins/formcraft/file-upload/server/content/files/160aab97c92ef6---tanos.pdfIn PDF document text
- http://world-green-hope.com/uploads/files/lerar.pdfIn PDF document text
- http://sosnovgeo.ru/userfiles/file/71076354658.pdfIn PDF document text
- http://worldnaturalfood.com/image/upload/File/gewuzasuwitezufigatetoru.pdfIn PDF document text
- https://velvetskin.pl/wp-content/plugins/super-forms/uploads/php/files/4ac2228fb4bcbaba20af3a25be44449b/zasafesisilogeriboz.pdfIn PDF document text
- https://davaocarrental.com/images/file/liruba.pdfIn PDF document text
- http://geometrabottero.it/userfiles/files/20990925152.pdfIn PDF document text
- https://soba05.org/wp-content/plugins/super-forms/uploads/php/files/ed3c4b7b9413cafc8c4dbf6ffb9a1a4d/muxovaminusobuvuk.pdfIn PDF document text
- https://adbetelparaguay.com/wp-content/plugins/super-forms/uploads/php/files/ec289deec930a536beef0fa3489e36cc/datomafewetel.pdfIn PDF document text
- http://plenaadoracao.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1608726bfc88b2---20716577291.pdfIn PDF document text
- https://lasvegasrebath.com/wp-content/plugins/super-forms/uploads/php/files/16bc8a2d2b3f0d9323f6ae5a2f5d991a/51038599354.pdfIn PDF document text
- https://growmytruck.com/wp-content/plugins/super-forms/uploads/php/files/078d3752373174b03de539ed293ad6f2/viwanakanakijipuwuv.pdfIn PDF document text
- https://ercrs.org/wp-content/plugins/super-forms/uploads/php/files/6af345dfqhmnf1dtd1uh9nbpnt/15295616066.pdfIn PDF document text
- http://www.medical-psychology.gr/wp-content/plugins/formcraft/file-upload/server/content/files/1608b80d84d172---fodemivituwamo.pdfIn PDF document text
- http://bjjiffy.com/upload/ziwomagele.pdfIn PDF document text
- https://kes-stv.ru/wp-content/plugins/super-forms/uploads/php/files/ab5af76e39cb7c9818126295d0b06955/45259956638.pdfIn PDF document text
- https://study-go.info/wp-content/plugins/super-forms/uploads/php/files/c7c09cea2dc53a775d9fd046d449640f/wexupapokoxiduvopasijonu.pdfIn PDF document text
- http://hondatayho.vn/images/ckeditor/files/8437042929.pdfIn PDF document text
- https://perfecthospital.org/FCKeditor/file/39172934843.pdfIn PDF document text
- https://www.hagensmarketing.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609b9ef3099d2---vapubugilikorisek.pdfIn PDF document text
- https://readxyz.com/wp-content/plugins/super-forms/uploads/php/files/30832de651bd403f674ffe59fed3111e/fupufexazokuzexonijuletiv.pdfIn PDF document text
- http://banlinhkienlaptop.com/userfiles/file/rovulesojirineb.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/GLLx1DTH0VQ/uplcv?utm_term=how+would+you+describe+the+climate+of+your+provincePDF 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_off00010b31.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10B31 | 11380 bytes |
SHA-256: 694a37099808bdf12a8318c58a0b334f473ab564695a03cd08279a925b35cd2f |
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font_01_sfnt_off0001259f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1259F | 17664 bytes |
SHA-256: 1ee76187fbc68d4515c78e11066647d04245ab7cb997a1a2621b84a3d411397c |
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font_02_sfnt_off00015413.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x15413 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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