MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The sample is a malicious PDF containing embedded JavaScript, which is a common technique for exploiting PDF vulnerabilities or redirecting users. The PDF also contains a link farm pointing to compromised WordPress upload storage and other disposable hosting, indicating a phishing or malware distribution attempt. The ClamAV detection and ML classifier strongly support its malicious nature.
Machine Learning
- Nyx PDF Classifier malicious score 0.9956
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.canadiantreasurer.com/wp-content/plugins/formcraft/file-upload/server/content/files/160946e255a068---fubawewujoxe.pdf In PDF document text
- https://aonetreks.com/uploads/file/86733867963.pdfIn PDF document text
- http://aldara-latinoamerica.com/userfiles/file/22105476269.pdfIn PDF document text
- https://eduinfinite.com/wp-content/plugins/super-forms/uploads/php/files/898e39d1cb05a388acb32f3aff367720/78593607049.pdfIn PDF document text
- https://ambientltg.com/wp-content/plugins/super-forms/uploads/php/files/f7c6757d7f4c0d72a6ef4436844373bf/biremidawevavomuwo.pdfIn PDF document text
- https://soba05.org/wp-content/plugins/super-forms/uploads/php/files/82714549ad1762ce6ba13878ff3006b2/69122099672.pdfIn PDF document text
- https://mrmobilewebsite.agency/wp-content/plugins/super-forms/uploads/php/files/0a9e15214dabd24b0538345bdc248987/xozikirugejeb.pdfIn PDF document text
- http://ufnk.fr/app/webroot/files/file/boluxemik.pdfIn PDF document text
- https://spencershaulageltd.co.uk/wp-content/plugins/super-forms/uploads/php/files/8a73291936ced32d9d87bb3ba8450fe3/90011684564.pdfIn PDF document text
- https://fsbulletsandbrass.com/userfiles/files/9946326003.pdfIn PDF document text
- https://westcoastmovers.ca/wp-content/plugins/super-forms/uploads/php/files/at6enbh5kv5j64mc6nvrlg2luk/muvajijawalimepiz.pdfIn PDF document text
- http://plusbateria.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a3ff0eccd47---muxidobog.pdfIn PDF document text
- http://due.pt/js/ckfinder/userfiles/files/xubepipi.pdfIn PDF document text
- http://remontnoedelo.ru/wp-content/plugins/formcraft/file-upload/server/content/files/16080e005077ce---wodawunajugiwafitape.pdfIn PDF document text
- https://www.officinadelgustoroma.com/wp-content/plugins/super-forms/uploads/php/files/2334f500205815054593a7645124921c/tisapiji.pdfIn PDF document text
- http://jamoncup.es/wp-content/plugins/formcraft/file-upload/server/content/files/1609dcec31a2c7---64488619877.pdfIn PDF document text
- https://atlasautoglass.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a02dd7daf77---79227099099.pdfIn PDF document text
- https://www.drserapkagan.com/wp-content/plugins/super-forms/uploads/php/files/6pbco68gdv8ikvk6crreufqhs1/85073522082.pdfIn PDF document text
- https://service-panev.com/userfiles/20071201199.pdfIn PDF document text
- https://socialacademy.gr/wp-content/plugins/super-forms/uploads/php/files/6b17880e795d4de0b84eaef27f128e84/minamikara.pdfIn PDF document text
- http://freemansphotography.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609c912959624---6198400909.pdfIn PDF document text
- https://shellserva.nl/docs/Image/file/44274745265.pdfIn PDF document text
- http://jrmhandling.nl/upload/file/zetide.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/fzgW7-mxBc0/uplcv?utm_term=how+to+write+the+statement+of+the+problem+in+researchPDF 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_off0000ea0e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEA0E | 10960 bytes |
SHA-256: 969d23f7e184f4cc8d2c79600a230d0e1ea8ed2899de5d8cc9fedaaa72bb4bcf |
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font_01_sfnt_off0001031a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1031A | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00011b2c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11B2C | 17556 bytes |
SHA-256: ab1a47ffcccd3d0acfda05bfe76a3346f663865b670726ae4edef2e04df3608a |
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