MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous embedded URLs pointing to various domains, many of which appear to be disposable or compromised hosting. Heuristics indicate this is a link farm designed to direct users to external content, likely for phishing or malware distribution. The ML classifier and ClamAV detection strongly suggest malicious intent.
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://drafthe.ru/uplcv?utm_term=ld+player+best+version+for+low+end+pc PDF link annotation
- http://futimisdev.com/userfiles/file/buvej.pdfIn PDF document text
- http://pilot-market.ru/new/files/file/kudiwisujakajowapa.pdfIn PDF document text
- https://californiaoptionsrealestate.com/wp-content/plugins/super-forms/uploads/php/files/372e8e5f410fd5c896b97820ae851d08/xapofulegeliserinofejete.pdfIn PDF document text
- http://bushurov.ru/images/files/42027114475.pdfIn PDF document text
- http://ky-auto.com/uploadfile/files/96697604735.pdfIn PDF document text
- http://medtravel.lv/images/hand_uploaded/files/bibabibobigan.pdfIn PDF document text
- https://liho.cz/UserFiles/File/temusogonuxuduloxav.pdfIn PDF document text
- http://casaatlantida.com/userfiles/file///68157705290.pdfIn PDF document text
- https://www.gullyracing.it/admin/ckfinder/userfiles/files/36089697849.pdfIn PDF document text
- http://olech-rzeszow.pl/userfiles/file/tukebevududatori.pdfIn PDF document text
- http://mebel-moscow.com/content/xuploadimages/file/lolanemolazowuw.pdfIn PDF document text
- http://thaimassagemodel.com/ckfinder/userfiles/files/xoxazeki.pdfIn PDF document text
- https://www.temtechnologies.fr/ckfinder/userfiles/files/tosuxetugijefisilapisanev.pdfIn PDF document text
- http://www.mvdisposal.com/wp-content/plugins/formcraft/file-upload/server/content/files/1614696d7b5587---tiwevewiginedo.pdfIn PDF document text
- http://mopron.ru/upload/files/10929790797.pdfIn PDF document text
- http://tomekorea.com/userData/board/file/kipuzonuduzijepifexufoda.pdfIn PDF document text
- http://ilkyoukais.com/Images/Media/files/52384725200.pdfIn PDF document text
- https://tpk-m.ru/files/file/mofesunebira.pdfIn PDF document text
- https://estoniapools.com/contents/files/suxatafufanewo.pdfIn PDF document text
- http://cke.hk/userfiles/wanawu.pdfIn PDF document text
- http://xn--h1acbpobggs.xn--p1ai/data/files/xudemazowa.pdfIn PDF document text
- http://www.olympussverige.se/wp-content/plugins/super-forms/uploads/php/files/vh1sc8es73nov2o7f80lmi6kvt/53225761225.pdfIn PDF document text
- http://inbeeldt.nl/userfiles/file/seluluzib.pdfIn PDF document text
- http://fabrikando.com/cmsimple/images/file/doxenoniziwufazafeguju.pdfIn PDF document text
- 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_off0000db49.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDB49 | 18428 bytes |
SHA-256: 2a385d4a94ec5b011f1e40877ca20d7be0058505209b4f25324de35ef51f2da9 |
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font_01_sfnt_off00010bcb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10BCB | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off000123e2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x123E2 | 10976 bytes |
SHA-256: 8e15eea58f0796956ec61811baba8c458ad461c28c39d04b2f89a7d2f02fdf39 |
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