MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file was flagged by multiple heuristics as malicious, including a critical ClamAV detection and an ML classifier. It contains numerous embedded URLs pointing to compromised WordPress sites and other disposable hosting, suggesting a link farm designed to redirect users. The presence of these links indicates an attempt to lead users to malicious content, likely for phishing or malware delivery.
Machine Learning
- Nyx PDF Classifier malicious score 0.9942
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://oniceh.ru/uplcv?utm_term=ferritic+stainless+steel+pdf PDF link annotation
- http://aksaxena.com/bpms/includes/fckeditor_uploads/userfiles/file/gimuno.pdfIn PDF document text
- https://thealloywheelcentre.co.uk/wp-content/plugins/super-forms/uploads/php/files/8c5a5aa4c7753b122682c376ce0f0f18/jinixomuzedu.pdfIn PDF document text
- https://internationalmedia.com/userfiles/file/74401185775.pdfIn PDF document text
- https://pluckywize.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609c1cfba5db3---19889159271.pdfIn PDF document text
- http://antwerp-rentals.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c52bd9209a5---xujikeboxotonabulot.pdfIn PDF document text
- https://jclifeschools.org/wp-content/plugins/super-forms/uploads/php/files/ac8ddf2bd76197fd29e9ad605181a92b/mefijumekeliwedapife.pdfIn PDF document text
- https://rhdplumbing.com/wp-content/plugins/super-forms/uploads/php/files/6b5e0c09fe44ccdc7d460664184bb513/20208277844.pdfIn PDF document text
- http://madang.eu/f_pds/fck/file/vukufitibozowisuwafomapo.pdfIn PDF document text
- https://autotrilogy.com/wp-content/plugins/super-forms/uploads/php/files/fff56cfd0d23ead6a1c634d9ba40cebc/getelazezugoruxusunetakor.pdfIn PDF document text
- http://uro-medical.pl/zdjecia/fotki/file/97474373454.pdfIn PDF document text
- http://www.fsnn.se/wp-content/plugins/formcraft/file-upload/server/content/files/160c31e175b4d7---78278938368.pdfIn PDF document text
- http://m2mus.ca/clients/b/b1/b1ca46fdb12d68e762e4a8b3318caec0/File/19650885918.pdfIn PDF document text
- https://getlovebooks.com/wp-content/plugins/super-forms/uploads/php/files/4cea661f5e3078b22eac85ea02451508/migusijumidudugetujo.pdfIn PDF document text
- http://hyperasp.net/userfiles/file/35965466301.pdfIn PDF document text
- http://tuzvedo.hu/elemek/file/vutodabejafubadaridik.pdfIn PDF document text
- http://smcertificationservices.com/userfiles/files/80820718723.pdfIn PDF document text
- http://wabasnb.com/files/fckeditor/file/126728302460c2ca2927a7a.pdfIn PDF document text
- http://pavcargo.ru/wp-content/plugins/super-forms/uploads/php/files/4a1cb486e8df424d4fb40ac6cae9d10f/vopose.pdfIn PDF document text
- https://sevsport.info/wp-content/plugins/super-forms/uploads/php/files/d1ddb1ceb3112f198cf230207ae4f328/92302378503.pdfIn PDF document text
- http://thietbiotovn.com/Images_upload/files/17028324264.pdfIn PDF document text
- https://spectrumohio.com/wp-content/plugins/super-forms/uploads/php/files/786a90e5012b50c52ca4dd2e535508d6/67939873255.pdfIn PDF document text
- http://www.training4thefuture.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/160ce98fc09049---fodokanego.pdfIn PDF document text
- https://bluebeakbranding.com/wp-content/plugins/super-forms/uploads/php/files/13e494c92087d488dca7aa32de38ec12/20115486663.pdfIn PDF document text
- https://www.djluk.co.uk/wp-content/plugins/super-forms/uploads/php/files/4g8jn121pj55j0iq21jr5f13qt/xubob.pdfIn PDF document text
- https://yziact.fr/wp-content/plugins/super-forms/uploads/php/files/59u3kod6n5rik6oorh0b7mbrfo/50039908372.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_off0000f616.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF616 | 10468 bytes |
SHA-256: a8c8faf6d05e59b584c5038cf8b78eb3aa38e1b437be8ec7813ddecee260c9db |
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font_01_sfnt_off00010df5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10DF5 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00012607.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12607 | 17720 bytes |
SHA-256: e85f81ad9e9514b4f298daaf607bbb67b4b661b052caa1239ad9d26f8f6d3247 |
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