MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous embedded URLs, many of which point to compromised CMS upload directories or disposable hosting, indicating a link farm designed to distribute malicious content. The ML classifier and ClamAV detection strongly suggest malicious intent, likely related to phishing or malware delivery via these links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9806
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 http://cybernet.asia/UserFiles/File/rokufojevepenoperofiripak.pdf In PDF document text
- http://ewhamd.net/upFiles/ckeditor/files/widagugimovelosi.pdfIn PDF document text
- https://www.agcontraincendios.es/ckfinder/userfiles/files/71309179225.pdfIn PDF document text
- http://gimhaejazz.com/fckeditor/userfiles/image/45323521928.pdfIn PDF document text
- http://tecs4.com/intranet/ckfinder/userfiles/files/81180082008.pdfIn PDF document text
- https://www.hs-hofgastein.salzburg.at/ckfinder/userfiles/files/bizorapebejadagekefixa.pdfIn PDF document text
- https://valve-toho.com/userfiles/file/sawoditugen.pdfIn PDF document text
- https://cmflower-kkc.com/ckfinder/userfiles/files/9080630866.pdfIn PDF document text
- http://www.anaja-inter.org/public/file/34259345127.pdfIn PDF document text
- http://effektfilm.de/files/file/49458391300.pdfIn PDF document text
- http://brette-animation.com/userfiles/file/kubivivijeviji.pdfIn PDF document text
- https://babetravelling.com/ckfinder/userfiles2/files/jununatiridewabikuvimav.pdfIn PDF document text
- https://www.tvmreza.tv/ckfinder/userfiles/files/ragulenenetezilazeweb.pdfIn PDF document text
- http://stellarp.com/userfiles/files/zizoxoketorofedizisobi.pdfIn PDF document text
- http://egitara.com/upfiles/files/33402946248.pdfIn PDF document text
- http://savytrading.com/userfiles/file/paruzowonomitizere.pdfIn PDF document text
- https://www.denisonlandscaping.com/wp-content/plugins/formcraft/file-upload/server/content/files/16133388c39848---soxopiwu.pdfIn PDF document text
- http://djk-winkel.de/images/uploads/file/80242577057.pdfIn PDF document text
- http://beautybybelief.com/admin/images/file/65482726351.pdfIn PDF document text
- https://karapinarinsaat.net/userfiles/upload/file/14147348056.pdfIn PDF document text
- http://dunakeszi.varosom.hu/userfiles/files/gadodukujexenomagogotodib.pdfIn PDF document text
- http://xn--9i1b14l32gg2dsybq3b.com/upload/fckeditor/file/tiwelazok.pdfIn PDF document text
- http://artdental.hu/editor_up/jitemekoburarezunano.pdfIn PDF document text
- http://evabody.ro/wp-content/plugins/formcraft/file-upload/server/content/files/161380f3cd8764---disuxifepisilinekozotu.pdfIn PDF document text
- http://infrabud.eu/fckpliki/file/59193427060.pdfIn PDF document text
- http://tantusmarina.com/UserFiles/file/mexikokijowatamu.pdfIn PDF document text
- http://argentum.com/wp-content/plugins/super-forms/uploads/php/files/li52edisn480kcl2q340aoa809/wuxufikile.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/zMnd8XtcwSM/uplcv?utm_term=cv+format+pdf+in+nigeriaPDF 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_off00010472.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10472 | 19084 bytes |
SHA-256: 041f4b40b3abc1d630ffd2f57cc5376064c636b14f1289200e2136844d682396 |
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font_01_sfnt_off0001361f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1361F | 10724 bytes |
SHA-256: 84d3d73b7275c7c64df22c89b9a8604f543e1eed960febb04c5f2c3b4921b36b |
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font_02_sfnt_off00014e97.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14E97 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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