MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous embedded links, many pointing to compromised WordPress sites and disposable hosting, forming a link farm. The presence of embedded JavaScript and a high ML classifier score indicate malicious intent, likely to redirect users to phishing or malware sites. The ClamAV detection further supports its classification as malicious.
Machine Learning
- Nyx PDF Classifier malicious score 0.9951
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://www.wallisandemmanuel.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608830ff7873a---sokutuxisibiwojigudofa.pdf In PDF document text
- https://sieuviet.net/webroot/img/files/59033484278.pdfIn PDF document text
- https://snabavto.com/wp-content/plugins/formcraft/file-upload/server/content/files/160be9319925a7---zonuwonojupozilegenudupix.pdfIn PDF document text
- https://www.indee-r.fr/wp-content/plugins/super-forms/uploads/php/files/276bb21e624ec42af0d30bec503a2c20/zuserigewuxelugux.pdfIn PDF document text
- http://contextuae.com/resimler/files/vemuwefa.pdfIn PDF document text
- http://conservationenergy.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607e1fc7d3111---noxugafazuroxubigamepupeb.pdfIn PDF document text
- https://xn--mietkndigungsrecht-best-gpc.de/userfiles/file/67181228027.pdfIn PDF document text
- http://charontrade.hu/data/file/68259952067.pdfIn PDF document text
- http://mirembeestate.co.ug/wp-content/plugins/formcraft/file-upload/server/content/files/160b8be4c53d35---92800296947.pdfIn PDF document text
- http://spearsyounglegacy.com/clients/b/b2/b2c23f164518415ec8f3c1c8d0af542d/File/sugorok.pdfIn PDF document text
- http://grandp.ru/userfiles/file/wegozagubexenumag.pdfIn PDF document text
- http://loveperfectionschool.com/upload/file/kovapapawopoxes.pdfIn PDF document text
- https://vientangluc.com/upload/files/34754485539.pdfIn PDF document text
- http://accurateverdicts.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609f71a904303---66163717426.pdfIn PDF document text
- http://www.pointcookelectrician.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/160c86480c3ecf---gazajurezisumudawuv.pdfIn PDF document text
- http://pvsystreports.com/wp-content/plugins/super-forms/uploads/php/files/0pkpnoob1u7ll278trtk9qf236/dotofelotesanovin.pdfIn PDF document text
- http://bhk-aindling.com/userfiles/files/65267755042.pdfIn PDF document text
- https://i-chat.tw/js/ckfinder/userfiles/files/66604092989.pdfIn PDF document text
- http://www.christinemartin.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/160c583954ccb5---40784341173.pdfIn PDF document text
- http://altaprecision.com/userfiles/file/89348225752.pdfIn PDF document text
- http://heilpraxis-pankow.de/wp-content/plugins/formcraft/file-upload/server/content/files/1609eb2f6a05ac---befilimosafasak.pdfIn PDF document text
- https://amalighting.com/wp-content/plugins/super-forms/uploads/php/files/fa2b2173e802e29a33034c27f31dc8b4/66788673509.pdfIn PDF document text
- http://www.nuricomuvakfi.org/wp-content/plugins/super-forms/uploads/php/files/mq03rspqa0qgr67b4v1bvfeu67/88547947151.pdfIn PDF document text
- https://erdemlerkoleji.com/resimler/files/57259596165.pdfIn PDF document text
- http://haenuri.net/ckupload/files/kusetigufawisidez.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/BvfzZFkJO3s/uplcv?utm_term=abrace+seu+filho+pdfPDF 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_off0000e38b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE38B | 19092 bytes |
SHA-256: e9690221371eeb70f543630114d399657dd23ae283e3ab426c3e884b4aa71776 |
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font_01_sfnt_off0001127f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1127F | 10736 bytes |
SHA-256: eecfd0dd79da4063bd3606bdc7bf5f532262b7a863e2726d0d653a4c078d59cb |
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font_02_sfnt_off00012b0f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12B0F | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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