MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded URLs, many of which point to external files on various domains. Several heuristics indicate this PDF is part of a link farm, with some links hosted on compromised CMS uploads. The ML classifier and ClamAV detection strongly suggest malicious intent, likely related to phishing or SEO abuse.
Machine Learning
- Nyx PDF Classifier malicious score 0.9956
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://debcopharma.com/userfiles/file/vezelevab.pdf In PDF document text
- http://reguitti-engineering.it/userfiles/files/87625212604.pdfIn PDF document text
- http://cropscipublisher.com/files/upfiles/file/36786430055.pdfIn PDF document text
- http://tiszaikaland.hu/upload/file/zozomisizevugutelamasex.pdfIn PDF document text
- https://mbbs.hr/files/gimirim.pdfIn PDF document text
- http://www.farparts.cl/wp-content/plugins/formcraft/file-upload/server/content/files/1613f82b7772e0---bupatug.pdfIn PDF document text
- http://www.ctmmaximoravenna.com/ckfinder/userfiles/files/32005678887.pdfIn PDF document text
- http://myjobcareer.net/userfiles/file/2021091108471073499.pdfIn PDF document text
- https://wasael.com/userfiles/file/83413676348.pdfIn PDF document text
- https://samavetpharm.com/userfiles/files/82645324790.pdfIn PDF document text
- http://tulga.ru/editor/files/94321481580.pdfIn PDF document text
- http://pneusmarene.it/images/file/40423429761.pdfIn PDF document text
- http://paraglider24.de/pics/fotos/1/file/jonidifururen.pdfIn PDF document text
- https://melnikhouse.com/userfiles/file/fuzexedu.pdfIn PDF document text
- https://www.lire-les-notes.com/ckfinder/userfiles/files/10276875806.pdfIn PDF document text
- https://www.hediyevideo.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613525709e1e7---97928985218.pdfIn PDF document text
- https://juniorclublivorno.com/sitonews/images_upload/files/japipive.pdfIn PDF document text
- https://www.ediliziaindustriale.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613efe805f309---81474426647.pdfIn PDF document text
- http://esrafisek.com/images_upload/files/wevizujikebixasuzuguduxa.pdfIn PDF document text
- http://gyogytornasz.hu/editor_up/98870986350.pdfIn PDF document text
- https://propiedades.net/ckfinder/userfiles/files/kiterigixivedimokelosob.pdfIn PDF document text
- http://lse.hu/userfiles/file/dusomex.pdfIn PDF document text
- http://apexibd.com/uploads/fck_uploads/file/42108348345.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/1KS0DP0cxss/uplcv?utm_term=gta+san+andreas+download+free+for+android+apkPDF 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_off0000af53.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xAF53 | 14472 bytes |
SHA-256: fea5612348298890a5e7af74b15567287b12251958191ba8cbde6fb2c994dadc |
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font_01_sfnt_off0000d386.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD386 | 10708 bytes |
SHA-256: 059b099f6332de2b8191a8dc0e70fd7caf7cb54df1f9bf55c12e1210887b7f31 |
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font_02_sfnt_off0000ec4d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEC4D | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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