MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous links pointing to various domains, many of which appear to be compromised or disposable hosting. Heuristics indicate this is a link farm, likely intended to direct users to malicious content or for SEO manipulation. The ML classifier and ClamAV detection strongly suggest malicious intent, with ClamAV identifying it as a phishing trojan. Although no scripts were explicitly extracted, the nature of the links and the detection results point towards a phishing or redirection attack.
Machine Learning
- Nyx PDF Classifier malicious score 0.9975
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://efficientinfocomm.com/ckfinder/userfiles/files/kugivuwobif.pdf In PDF document text
- http://www.scmphotography.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/1606d5c9688836---wulojogumekamebirususimi.pdfIn PDF document text
- http://chronicles.ae/userfiles/files/detivuzuzujenam.pdfIn PDF document text
- https://balticstroy.com/uploads/files/2577141444.pdfIn PDF document text
- http://thevisionkharj.com/userfiles/files/74041171887.pdfIn PDF document text
- https://phase1acoustics.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c28fb52e077---zaxumidir.pdfIn PDF document text
- http://medizator.ru/ckfinder/userfiles/files/38125876899.pdfIn PDF document text
- https://citronixdeflection.com/nbloom/fckuploads/file/23880891170.pdfIn PDF document text
- http://allycatering.com/userfiles/wirod.pdfIn PDF document text
- http://pvsystreports.com/wp-content/plugins/super-forms/uploads/php/files/ek77oep035m8aokvvosia78pv2/wojegefulaworanonazasos.pdfIn PDF document text
- http://modelkyujin.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609eaff779257---surotagazedatidutarif.pdfIn PDF document text
- http://clinicaveterinariaalbese.eu/userfiles/files/18749037737.pdfIn PDF document text
- https://eatorhours.org/e-bussiness/fckimages/file/23950880668.pdfIn PDF document text
- http://tv-sat.cz/userfiles/file/93701236627.pdfIn PDF document text
- http://hydrem.ru/images/file/gusopazefudidokigodexe.pdfIn PDF document text
- https://www.asoriofrio.org/ckfinder/userfiles/files/runidujegiwaratu.pdfIn PDF document text
- https://nowbali.co.id/wp-content/plugins/formcraft/file-upload/server/content/files/1609ad0638f88e---18499773782.pdfIn PDF document text
- http://dodici12.ru/wp-content/plugins/super-forms/uploads/php/files/ejq8jngtio27uloi506253emi6/jirusugufilaxetijo.pdfIn PDF document text
- https://deewo.de/wp-content/plugins/formcraft/file-upload/server/content/files/16082fcae51624---xuvolofogedowezamalefo.pdfIn PDF document text
- https://watertorens.nl/userfiles/file/wufidoradeve.pdfIn PDF document text
- https://fieldofgreen.com/wp-content/plugins/super-forms/uploads/php/files/59ddea270e98709b1ef1153c61a43262/sigobunujow.pdfIn PDF document text
- https://finestblogger.de/wp-content/plugins/super-forms/uploads/php/files/hrnhhuf4sclmrhknpmag6cmqrq/mevomewojidufakaliz.pdfIn PDF document text
- http://angarakshaksecurity.com/userfiles/file/98858472931.pdfIn PDF document text
- https://rts-wm.com/ckfinder/userfiles/files/86570874647.pdfIn PDF document text
- http://clinical-pain.com/pds/userfiles/files/16175878984.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/3CAf4wW3hvY/uplcv?utm_term=sexism+for+menPDF 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_off00010ec7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10EC7 | 10248 bytes |
SHA-256: 9b09065d1bdab0c68997e77e6c851e5e098d55d68d14a314ecd28928aeecbee8 |
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font_01_sfnt_off000125b7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x125B7 | 17676 bytes |
SHA-256: 40ae0d092a3c97250b6a18c6171500069504395ef1beabb7ab8305a96c3a4da5 |
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font_02_sfnt_off00015439.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x15439 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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