MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains a link farm with multiple URLs pointing to compromised WordPress sites, indicating a phishing or malware distribution attempt. The ML classifier and ClamAV detection strongly suggest malicious intent. The document's structure and embedded links are consistent with a spearphishing attachment designed to lead users to malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9964
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.ideakliniksisli.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b60b3ae8c96---65030589547.pdf In PDF document text
- https://jobtiara.com/files/files/vabesa.pdfIn PDF document text
- https://fastcomputer.vn/wp-content/plugins/super-forms/uploads/php/files/66c78a1dfa090d94ed4ba6e4901aac31/fuzapegitaris.pdfIn PDF document text
- http://nedirajtebosnu.net/userfiles/file/kuxawuxujepago.pdfIn PDF document text
- http://kfbi.ru/content/file/81758926395.pdfIn PDF document text
- https://allianceflooring.net/wp-content/plugins/super-forms/uploads/php/files/e934d9fa7c01419f6fc089ca8ec42203/15764519887.pdfIn PDF document text
- http://www.neslihanonur.com/wp-content/plugins/super-forms/uploads/php/files/b1ec164033e96456706ebdc52eeab825/7747227711.pdfIn PDF document text
- https://getlovebooks.com/wp-content/plugins/super-forms/uploads/php/files/d687df9b82bcfd53f8fe898a5d78e6d8/nopipoxepupefigozurupav.pdfIn PDF document text
- http://alexhofford.com/temp/files/file/gavutitanidotejifuduvivi.pdfIn PDF document text
- https://vuaship.com/wp-content/plugins/super-forms/uploads/php/files/1d9jd1jdes0piv9ff1u4nm870c/ribamugonakopuwuxu.pdfIn PDF document text
- http://alpanelektrik.com/depo/sayfaresim/file/98125806351.pdfIn PDF document text
- https://bazab.ru/ckfinder/userfiles/files/39007777351.pdfIn PDF document text
- https://ltgtrends.com/wp-content/plugins/super-forms/uploads/php/files/c59d87521212a0ca45377c09389cbac7/faxebalubanem.pdfIn PDF document text
- https://coevent.ru/upload/files/rezepanunisaguv.pdfIn PDF document text
- http://namthangbasaltstone.com/uploads/image/files/laxenopumil.pdfIn PDF document text
- https://ipcare.nl/wp-content/plugins/super-forms/uploads/php/files/m78a6mdq5506u30mfl8cbk7v0h/vilekojamesixam.pdfIn PDF document text
- http://vivatbacchus.hu/files/file/84420898622.pdfIn PDF document text
- https://osiindia.org/ckfinder/userfiles/files/sipimosawemeturuvo.pdfIn PDF document text
- http://scheiden-maassluis.nl/uploads//file/7665837235.pdfIn PDF document text
- http://hillsdalehorseboarding.com/ckfinder/userfiles/files/vafebikis.pdfIn PDF document text
- http://kraljicabih.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c563510f766---wesiloxalezewarili.pdfIn PDF document text
- http://phunhai.net/upload/files/4828838687.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/GLLx1DTH0VQ/uplcv?utm_term=average+cost+of+living+around+the+worldPDF 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_off0000ee75.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEE75 | 17288 bytes |
SHA-256: 953e94397c917a550cfeeaf62047f015bed2f1fb6b728130b22dbb9c684d461f |
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font_01_sfnt_off00011be7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11BE7 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off000133fe.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x133FE | 10988 bytes |
SHA-256: ecf8b4c0a86b9940c891a06adce55e58e76bc9b57fd15f63e96eccd44be68b0c |
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