MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous links pointing to compromised WordPress sites, which in turn host other PDF files. This structure suggests a link farm designed to redirect users to malicious content. The ML classifier and ClamAV detection strongly indicate malicious intent, likely for phishing or malware distribution.
Machine Learning
- Nyx PDF Classifier malicious score 0.9935
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://leo-translate.com.ua/wp-content/plugins/formcraft/file-upload/server/content/files/16078c5ceb1701---pulixowonujafediribuputa.pdf
- http://hakkabrothers.com/userfiles/file///votodozen.pdf
- https://www.chortho.co.uk/wp-content/plugins/super-forms/uploads/php/files/ovnivrq44ju2p2omm305mf3une/36254557073.pdf
- https://agsposure.org/wp-content/plugins/super-forms/uploads/php/files/33125e6b0bacf3e19b3c962d9cf033ae/82835106260.pdf
- https://bbensonmft.com/wp-content/plugins/super-forms/uploads/php/files/923ef8912c1f9524cdf172ed37d31d05/88874879097.pdf
- http://terwaarde.be/ckfinder/userfiles/files/pavejisatubeketosodop.pdf
- https://parokisantolukas.org/Uploads/userfiles/files/7631684672.pdf
- http://autoshiftbid.com/fckeditor/userfiles/file/lizesevezixafubuzizaru.pdf
- http://mfplus.ba/wp-content/plugins/formcraft/file-upload/server/content/files/160945066d861d---49253258890.pdf
- https://adbetelparaguay.com/wp-content/plugins/super-forms/uploads/php/files/aaf6be0810a62560f60fd9825f3efcd7/zumapakefapeke.pdf
- https://gmonlinestore.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607d81ada7979---tosunirezudisekodex.pdf
- http://cathugo.de/res/wysiwyg/file/45209676381.pdf
- https://www.goldenplanet.dk/wp-content/plugins/formcraft/file-upload/server/content/files/160977261ed477---winavev.pdf
- https://www.darrellstuckey.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b00a6c12d6c---25703048195.pdf
- https://olterus.org/contents//files/zasite.pdf
- http://www.trimbleexpress.sk/wp-content/plugins/formcraft/file-upload/server/content/files/160b1fe65c8690---rovilonojamezujalin.pdf
- http://www.sunarozlem.com.tr/wp-content/plugins/super-forms/uploads/php/files/8ne8t8j3srrj0lrakkqvok8r94/nelefusovised.pdf
- https://singaporenotarypublic.com/wp-content/plugins/super-forms/uploads/php/files/82d80ed92e2570f4bd373957e7fcca73/gebiwelurabeselirolajep.pdf
- http://andlupa.com/userfiles/file/7469716356.pdf
- http://aaaexpressheating.com/userfiles/file/dugatapabapadelebad.pdf
- http://magendans.com/imagefiles/file/gajuzarexetonapizegu.pdf
- http://bilagroup.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a4ad4bd6751---miduzu.pdf
- http://creative-format.com/upload/editor/files/74744321518.pdf
- https://thesaddlebank.com/wp-content/plugins/super-forms/uploads/php/files/kr1faij8o4484b3qhs9b85kcrm/1830550005.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/FevRqgeaUVY/uplcv?utm_term=helping+out+a+friend
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00010536.bin809a4fd4ee08e7313efb1b1546a56e5c3ca881b0919347560186e3fdf31c3056 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10536 | 17152 bytes |
font_01_sfnt_off000131ce.bin68039272fd913b0c0b0f0ab3a642ccd2d550919042fefe84c852a174b255b3d3 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x131CE | 10596 bytes |
font_02_sfnt_off000149d8.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x149D8 | 16792 bytes |
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