MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains numerous embedded URLs, many of which point to compromised or disposable hosting. Heuristics indicate this is a link farm designed to direct users to external sites. The ML classifier and ClamAV detection strongly suggest malicious intent, likely phishing or malware distribution via these links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9977
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 http://lalitas-thaimassage-spa.de/wp-content/plugins/formcraft/file-upload/server/content/files/16070273858ce6---kozexire.pdf In PDF document text
- http://clinicaveterinariabilancino.it/userfiles/files/80780590827.pdfIn PDF document text
- http://aldercrest.com/files/30058539487.pdfIn PDF document text
- https://aulacvn.com/upload/fck/file/3872974971.pdfIn PDF document text
- https://drainscovers.com/wp-content/plugins/super-forms/uploads/php/files/ef358a69af37cc85ef4c68d0c8edb3b9/92378012707.pdfIn PDF document text
- http://ganan10.co.il/wp-content/plugins/formcraft/file-upload/server/content/files/1609e85f4300b0---tetetipepugisajulepojo.pdfIn PDF document text
- http://www.siscard.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608223624fdcb---jeganopewekuvure.pdfIn PDF document text
- http://archinfo.ru/uploads/file/ruleditopi.pdfIn PDF document text
- http://www.fan-consultants.com.tw/ezadmin/ckfinder/userfiles/files/65866341016.pdfIn PDF document text
- http://bundoreh.com/fckeditor/files/file/lelutenuna.pdfIn PDF document text
- http://www.mvdisposal.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607c634c9a2ab---pagezop.pdfIn PDF document text
- http://195exim.com/datas/files/22015712660.pdfIn PDF document text
- http://acmemask.com/upfiles/editor/files/dejomaniporexejesaradedof.pdfIn PDF document text
- http://erfaspot.com/resimler/files/goserenurejokabitipajuwe.pdfIn PDF document text
- http://maility.pl_adresuserfiles/file/bekarewon.pdfIn PDF document text
- http://starinviter.com/ckimagefiles/80066140036.pdfIn PDF document text
- http://diodelumi.com/ckfinder/userfiles/files/95859540646.pdfIn PDF document text
- https://www.southdownscellars.co.uk/ckfinder/userfiles/files/69080324174.pdfIn PDF document text
- http://www.jhannahs.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608c3ab42f90b---92589032377.pdfIn PDF document text
- https://dolcezzecaffe.it/file/tomibapi.pdfIn PDF document text
- https://gilbertems.com/videos/file/vuranukavowowogumewimume.pdfIn PDF document text
- https://rmdschoolandcollege.com/wp-content/plugins/super-forms/uploads/php/files/j9csrojtnsd2e88qruj9io9kt2/zemixipurofug.pdfIn PDF document text
- https://duext.com/wp-content/plugins/super-forms/uploads/php/files/ede006cd0c56bcbb7e24ebaf6393ffaf/popoz.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/LPIa9PGmDLg/uplcv?utm_term=automatic+control+systems+ninth+edition+pdfPDF link annotation
- 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_off0000d0a0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD0A0 | 21276 bytes |
SHA-256: 41f119e6ca83070aae012b6c019a991fdcfcd0cea5a65202f5777e4376ffa77d |
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font_01_sfnt_off0001078b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1078B | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00011fa2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11FA2 | 11080 bytes |
SHA-256: f6fe100dc286057fefedced116f058acd5affd0b099435edbd2d28c430d286ae |
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