MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file was flagged by multiple heuristics and an ML classifier as malicious, with ClamAV identifying it as a phishing trojan. It contains numerous external links, many pointing to compromised WordPress sites or disposable hosting, suggesting a link farm designed to redirect users to malicious content. The presence of embedded URLs and the nature of the heuristics indicate a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
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://pixomot.ru/uplcv?utm_term=networking+book+free+pdf
- https://matrainagycsalados.hu/userfiles/file/13173162991.pdf
- http://www.skup.it/wp-content/plugins/formcraft/file-upload/server/content/files/1607597596c9cc---11902162724.pdf
- http://myphamlulanjina.com/upload/files/35623941189.pdf
- http://www.uppld.org/wp-content/plugins/formcraft/file-upload/server/content/files/16074bb3b29abd---magakunoxuxeku.pdf
- http://nowator-zpu.pl/userfiles/file/xidofu.pdf
- https://activepymes.com/pub/file/36046631134.pdf
- https://dongytueduc.com/wp-content/plugins/super-forms/uploads/php/files/n7ic02e0b0101ed8di75g2ufvu/galavazixix.pdf
- http://goldenrulelodge24.com/clients/860883/File/kameradotiwadan.pdf
- http://muzeumostrowiec.pl/obrazy/file/65147286593.pdf
- https://louvre.lv/res/wysiwyg/file/gepamarazedixuj.pdf
- https://elitteaccesorios.com/wp-content/plugins/super-forms/uploads/php/files/hlncimerrbo6sa1qmhcaf2n3g2/34197893492.pdf
- https://publicbridge.pl/userfiles/file/76589813852.pdf
- http://marketingnews.fr/images/file/vetowudusilubetasoxowiv.pdf
- http://honderhotel.com/UploadFiles/FCKeditor/20210728071046.pdf
- http://www.korayozelguvenlik.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608d30ec85561---67409687778.pdf
- https://mp2020.csysadmin.com/ckfinder/userfiles/files/mowoxin.pdf
- https://tamtam.com.ua/wp-content/plugins/super-forms/uploads/php/files/50d097ff13b6c9e80077a6393ad5c605/zisalax.pdf
- https://ikitellirezistans.com/upload/files/gobewutefenufim.pdf
- http://polimak.pl/userfiles/file/piwitixanukirowasidolej.pdf
- http://chinalabware.ru/d/files/fojitoxewusededele.pdf
- http://gsoam.ge/wp-content/plugins/formcraft/file-upload/server/content/files/1611b4f3b43af1---77428496147.pdf
- http://www.shipsupply.co.mz/wp-content/plugins/formcraft/file-upload/server/content/files/160c65505ea3c7---davoxuvuwekafapubofomi.pdf
- https://songhongresort.com/img/files/ketorowuvaf.pdf
- https://indiansabroad.uk/userfiles/file/77092899986.pdf
- http://studioarchterreni.it/userfiles/files/moparorosesilodesuguj.pdf
- 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_off0000ea1a.bina59c14fd22d89ac6d8f3d61fa00695c24cac7f1afeb971157c7e4012c8b5396f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEA1A | 19316 bytes |
font_01_sfnt_off00011d0a.bin0fb4e6aa2a0f7c582ea2b1a59c5722706bc613aee2dedccb7cf2d660ef1cde2b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11D0A | 10592 bytes |
font_02_sfnt_off000134f9.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x134F9 | 16792 bytes |
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