MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was flagged by ClamAV as Pdf.Phishing.Trojan and an ML classifier indicated a high probability of maliciousness. The document contains a link farm pointing to numerous distinct hosts, many of which are compromised WordPress installations, suggesting an attempt to distribute malicious content or conduct phishing. The presence of multiple PDF_SEO_DISPOSABLE_LINK_FARM heuristics further supports this attack pattern.
Machine Learning
- Nyx PDF Classifier malicious score 0.9860
Heuristics 6
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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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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://www.superioreagle.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608a63d22e469---pifewuxowipizaf.pdf In PDF document text
- https://realestateconnect.pro/wp-content/plugins/super-forms/uploads/php/files/levdufpl8ldt0nhj024j6fnma1/folifezunejesuxamera.pdfIn PDF document text
- http://www.holzbau-hoelzl.at/wp-content/plugins/formcraft/file-upload/server/content/files/160cbac373d771---nebinopusuvesula.pdfIn PDF document text
- http://suachuaspa.com/upload/images-content/files/wivazaxixesinevesumito.pdfIn PDF document text
- http://kaufdeinauto.de/wp-content/plugins/formcraft/file-upload/server/content/files/160a65ef3a5848---16911788278.pdfIn PDF document text
- http://faradbox.pl/files/file/32283583432.pdfIn PDF document text
- http://annamsaigonlaw.com/upload/files/tumixizixu.pdfIn PDF document text
- https://ecoinkworld.com/wp-content/plugins/super-forms/uploads/php/files/7dda2a924ca138af70c0c3832c89ed4f/tufusimexutu.pdfIn PDF document text
- https://unique-u.biz/images/uploads/file/riragesanixenefun.pdfIn PDF document text
- http://photographybynami.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b43c8c61a40---85197050565.pdfIn PDF document text
- http://www.marsagri.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608ffb62db8d8---wajogeserawirojufar.pdfIn PDF document text
- https://www.a2zmedical.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/1607cdc8a38844---kamimenumanukide.pdfIn PDF document text
- https://vernadoc.com/wp-content/plugins/super-forms/uploads/php/files/ec7574a45766556fd7637a04a107d628/13773983431.pdfIn PDF document text
- https://dgaspcsm.ro/ckfinder/userfiles/files/doguxozefugagala.pdfIn PDF document text
- http://kazenergy.kz/wp-content/plugins/formcraft/file-upload/server/content/files/16090b65bb5ecf---saruzum.pdfIn PDF document text
- http://crisismobile.com/ckfinder/userfiles/files/fejajejegeferipolugoji.pdfIn PDF document text
- https://hophamthaibinh.com/upload/files/29372481109.pdfIn PDF document text
- http://placc.info/up_image/99148120008.pdfIn PDF document text
- http://mobilesamara.com/img/files/file/68481890469.pdfIn PDF document text
- https://www.kiteschule-kiel.de/wp-content/plugins/formcraft/file-upload/server/content/files/160b18ef4cdb3b---midusizobawu.pdfIn PDF document text
- https://clumba-indoor.ru/files/files/pogejodex.pdfIn PDF document text
- http://raduzhniy.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b224fb2396c---serapivolesapafovip.pdfIn PDF document text
- https://comesa.com.pe/wp-content/plugins/super-forms/uploads/php/files/125630egdafk8rmgpnidkbncn5/fubizunirukelub.pdfIn PDF document text
- https://www.synergyheart2heart.team/wp-content/plugins/super-forms/uploads/php/files/b5op14l3grela7nkujbfpju0uf/donugajarizaner.pdfIn PDF document text
- http://victorylimo1.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608f27b063bfa---35316614857.pdfIn PDF document text
- http://fields-on-earth.com/wenojuzov.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/fzgW7-mxBc0/uplcv?utm_term=mercy+hospital+records+requestPDF 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_off0000ecb4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xECB4 | 10860 bytes |
SHA-256: e3be08b202b3fd1e1b3c20e94bafd679c11c8181945260e680ae94ffb168c188 |
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font_01_sfnt_off000105c3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x105C3 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00011dd5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11DD5 | 16824 bytes |
SHA-256: 97b21dd18e25e28abfa052bbd45c50dd0abdef6cef8546b6bda973a814226e82 |
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