MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF file was flagged by multiple heuristics as malicious, including a ClamAV detection for 'Pdf.Phishing.Trojan'. It contains numerous embedded URLs pointing to compromised websites and disposable hosting, suggesting a link farm designed to redirect users to malicious content. The ML classifier also strongly indicated maliciousness.
Machine Learning
- Nyx PDF Classifier malicious score 0.9936
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://smidgel.ru/uplcv?utm_term=the+binding+of+isaac+afterbirth+best+items
- http://cassotech.nl/site/data/ws/files/vixaxizalebenojitin.pdf
- http://quaker1960.com/clients/3/34/346d0055920ff30d27c63167e405b0e7/File/ramudifoxejawanajigonuzo.pdf
- http://begemot-rus.com/uploadfiles/file/2021060523500173499.pdf
- https://impariant-club.ru/wp-content/plugins/super-forms/uploads/php/files/dd203b5acab20359b4d55f7f3c04d587/280458624.pdf
- https://www.sodigital.it/wp-content/plugins/formcraft/file-upload/server/content/files/16092c029aad48---davukegabobof.pdf
- https://popcouncilinstitute.org/wp-content/plugins/super-forms/uploads/php/files/95bd21a30284b59c11f711c5ecaab23d/lezelemazugonibim.pdf
- https://luxurytravel-show.com/wp-content/plugins/super-forms/uploads/php/files/e2c5b1a56a38d1661bb32c1c8fcc9e19/lifanusinagudotet.pdf
- https://gpuhub.net/wp-content/plugins/super-forms/uploads/php/files/qvvv9b857uno8dinbif7abm0gh/53586510568.pdf
- https://www.heracles-hotel.eu/wp-content/plugins/super-forms/uploads/php/files/m65ar3c2lanjka4phd10sg6gh5/63651254485.pdf
- https://apskarota.org/userfiles/file/zopiranuzudegamabijazamo.pdf
- http://irmascaritasdejesus.org.br/wp-content/plugins/formcraft/file-upload/server/content/files/160b05a384b687---9102697928.pdf
- http://boulderdivorcelaw.com/wp-content/plugins/formcraft/file-upload/server/content/files/160cf6d4d77aaf---46768156409.pdf
- http://www.sunarsurdurulebilir.com/wp-content/plugins/super-forms/uploads/php/files/t8fkjkrhrpvkp6ni9aul33qc25/94406048965.pdf
- https://tmtteks.com/files/savisipizofeto.pdf
- http://hitecds.com/userfiles/file/nuvekag.pdf
- https://stpetejazz.com/wp-content/plugins/super-forms/uploads/php/files/kkrq0rnegnnof7aaih27qv50hu/39459837445.pdf
- https://dalnoboy.com/data/filestorage/upload/files/26876457124.pdf
- http://daindnc.com/fckeditor/userfiles/file/7019164098.pdf
- http://geasit.it/userfiles/files/lojulasutadixetipumu.pdf
- https://amesmedicalservices.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607800b93f92a---molijomumotepuladi.pdf
- https://alnahamgroup.com/userfiles/file/vatal.pdf
- http://cetinelektrik.com.tr/wp-content/plugins/formcraft/file-upload/server/content/files/160c6ff0d6fbaf---1147971272.pdf
- http://stopasbestos.ca/wp-content/plugins/formcraft/file-upload/server/content/files/1606d17b694b7a---73897251305.pdf
- https://ventadeterrenosurbanos.com/userfiles/file/murusifedesipatabolabewe.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_off00010fe1.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10FE1 | 16792 bytes |
font_01_sfnt_off000127f8.binec3f2b654f06c116e03621eaf386494ba2f5f67b7ce27bcaed7f7728292ccca0 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x127F8 | 10980 bytes |
font_02_sfnt_off00014112.bine1d9bb219c46ebdff6e1aa0f433204e05c6302cf63df9d8b4516355db3292b2f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14112 | 19784 bytes |
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