MALICIOUS
172
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file was flagged by multiple heuristics, including a critical ClamAV detection and an ML classifier, indicating malicious intent. It functions as a link farm, directing users to various compromised WordPress upload storage locations and disposable hosting, likely to download further malicious content. The presence of urgency lures and download buttons suggests a phishing or social engineering tactic to trick users into clicking these links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9964
Heuristics 8
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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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Urgency / deadline lure low SE_URGENCY_LUREDocument contains urgency or deadline language ('account will be terminated', 'action required within 24 hours', etc.) — useful context, but low-signal without other findings
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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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://afd.me.uk/wp-content/plugins/super-forms/uploads/php/files/ika3312krfoljvbo8vjm2f0a2d/takipujirolovilulesepe.pdf In PDF document text
- http://triatlonbizuterie.cz/sites/default/files/file/vebagifenefebewepow.pdfIn PDF document text
- https://plswa.com/wp-content/plugins/super-forms/uploads/php/files/12e1211fddaf52fb8da0b9a15ac82fc6/teliwowi.pdfIn PDF document text
- https://fastcomputer.vn/wp-content/plugins/super-forms/uploads/php/files/b466fe42d175ad2285a016c7d89bccd0/dofujizitubapezekez.pdfIn PDF document text
- http://wohntraumgmbh.at/xukebegivarid.pdfIn PDF document text
- https://whiteelephant.co.in/wp-content/plugins/super-forms/uploads/php/files/d4b53d1e284d0a9c35f87b8023dabf0b/kedadadewaguwerexexagiko.pdfIn PDF document text
- http://www.hkqi.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608534e5547d9---zonobuxupoxopomubiz.pdfIn PDF document text
- https://solarconsulting.org/wp-content/plugins/super-forms/uploads/php/files/ff2e8539aa3b9b08d3418171e3c600ea/zejadopo.pdfIn PDF document text
- https://www.tifdip.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609e6df5d91ba---54103631672.pdfIn PDF document text
- https://branchennachweis.eu/userfiles/file/durejumisikizufuliduxixo.pdfIn PDF document text
- https://homini.eu/wp-content/plugins/formcraft/file-upload/server/content/files/1607690c2baa96---77565757290.pdfIn PDF document text
- https://1877painters.com/FCKeditor/file/sobatanaborupe.pdfIn PDF document text
- http://sosnovgeo.ru/userfiles/file/gejudas.pdfIn PDF document text
- http://makaeximworld.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606ca05e9f437---26799536091.pdfIn PDF document text
- https://sharidendesignasphalt.com/wp-content/plugins/super-forms/uploads/php/files/fa801f1a87ef982a45c6f8c7c038c059/sapisotoj.pdfIn PDF document text
- https://freedomtampons.com/wp-content/plugins/super-forms/uploads/php/files/9ad8bbb1b9c38c2e2a8d72e523a3cdc7/dapiwimipipemaw.pdfIn PDF document text
- http://www.meglobalinc.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/16094105037dfd---lubalavopudadurel.pdfIn PDF document text
- http://vasvaripalmuzeum.hu/upload/file/3572567910.pdfIn PDF document text
- http://www.emporiocaritaspisa.it/wordpress/wp-content/plugins/formcraft/file-upload/server/content/files/1607dc74dae192---logakakugijok.pdfIn PDF document text
- http://tahi.hu/ckfinder/userfiles/files/85749364117.pdfIn PDF document text
- https://vallejardin.com/wp-content/plugins/super-forms/uploads/php/files/debf6d7ad9429eeb632dcf7c01a323d7/xukiko.pdfIn PDF document text
- http://www.brennholz-heinlein.de/wp-content/plugins/formcraft/file-upload/server/content/files/160afc98cb8878---34332569739.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/cv9VXjIrmdE/uplcv?utm_term=study+material+for+bank+exams+pdf+free+downloadPDF 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_off0000f61f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF61F | 17708 bytes |
SHA-256: 22b75aaf90aba279210dfd9710ccb0686b5dfa8a072b64083bf4ccb09994379d |
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font_01_sfnt_off000123e2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x123E2 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00013bf9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13BF9 | 11368 bytes |
SHA-256: 0db2b97c38e1aaef8248a280602d49ce25a76799ee075590209b3e1e87de8d96 |
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