MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains embedded JavaScript and a significant number of external links, many of which point to compromised WordPress sites hosting further PDF files. This suggests the document is designed to redirect users through a chain of compromised hosts, likely to deliver a malicious payload or conduct phishing. The ClamAV detection and ML classifier strongly indicate malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.9942
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 https://247hvac.ca/fabulous1/uploads/files/xamaf.pdf In PDF document text
- http://www.johnknox.ch/wp-content/plugins/formcraft/file-upload/server/content/files/160a0286474b26---25900349168.pdfIn PDF document text
- http://irmascaritasdejesus.org.br/wp-content/plugins/formcraft/file-upload/server/content/files/16087884b463cc---72904690563.pdfIn PDF document text
- https://microfocus-realize2020mea.com/wp-content/plugins/super-forms/uploads/php/files/71f73f1efd77cdbb641dc95973cecf03/babunemojadesurasujadadax.pdfIn PDF document text
- http://eske.hu/wp-content/plugins/formcraft/file-upload/server/content/files/1607598f5715f6---nufemuw.pdfIn PDF document text
- https://www.webhisto.com.tr/wp-content/plugins/formcraft/file-upload/server/content/files/160a94f094f041---xinubomujexi.pdfIn PDF document text
- https://xn--80aaa1anac6cg.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/5a34a39430576d4c00add5fdf7af9aee/doxosotatejugometim.pdfIn PDF document text
- http://reelproductionshd.com/userfiles/file/7086298352.pdfIn PDF document text
- https://chinatupai.com/web/js/ckfinder/userfiles/files/20895110096.pdfIn PDF document text
- http://www.petersmetalstitching.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/1607219a92fe27---nanoziputufuduvupogefot.pdfIn PDF document text
- http://kipia-nn.ru/userfiles/file/dowadikubud.pdfIn PDF document text
- http://www.molinoag.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607a0759da24d---folim.pdfIn PDF document text
- https://stakeoutllc.com/wp-content/plugins/super-forms/uploads/php/files/826adcaaeb30ebdbf64556518048f46f/toverowudu.pdfIn PDF document text
- http://banglatalkies.com/dynamic-images/cms/file/sinetutoduwuratuguxobuli.pdfIn PDF document text
- http://cameronhaddock.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607ab8e15efad---jukarugekalomuberuluza.pdfIn PDF document text
- https://www.isnb.co.uk/wp-content/plugins/super-forms/uploads/php/files/c4e3ff196876e1906f757ae8776f7d46/runexovazule.pdfIn PDF document text
- http://cs-web-design.de/ablage/userfiles/files/40342989478.pdfIn PDF document text
- https://www.aserspa.net/wp-content/plugins/super-forms/uploads/php/files/okmdnrlv6onq6q3da44lvbhrcc/50490673505.pdfIn PDF document text
- https://www.dentaltaxpros.com/wp-content/plugins/super-forms/uploads/php/files/0faf8ca964a77b74805c0d0440c87f07/venuw.pdfIn PDF document text
- https://messianic.live/wp-content/plugins/super-forms/uploads/php/files/e7cd8161215527daab650251e2f25929/zarifuwexerimimodukosum.pdfIn PDF document text
- https://holocaustresearch.pl/nowy/photo/file/96474122869.pdfIn PDF document text
- http://xn--9w3b11kh5l.com/ckupload/files/30875169591.pdfIn PDF document text
- https://kes-stv.ru/wp-content/plugins/super-forms/uploads/php/files/f3d5a3f0bc70f10dddfccb52e0e80d0a/falinutopasulamavujetibag.pdfIn PDF document text
- https://slezanie.eu/userfiles/file/guremugodo.pdfIn PDF document text
- http://t-p-fortune.com/userfiles/file/48094417475.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/ngfLrbzwjls/uplcv?utm_term=early+morning+hypoglycemiaPDF 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_off0000f1fb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF1FB | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00010a12.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10A12 | 10652 bytes |
SHA-256: 2bdbfc1d6f1da1802792d8f99fa8aefb5b74668ffc9f9085a61edbac6992b616 |
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font_02_sfnt_off00012236.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12236 | 16200 bytes |
SHA-256: e876c0195fad7c3f5bd072d6e7025c5013743f3173b84eb9459091997d44652d |
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