MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF file was flagged by a machine learning classifier and ClamAV as malicious, specifically identified as a phishing trojan. It contains numerous embedded URLs, many of which point to compromised CMS uploads or disposable hosting, forming a link farm. The primary purpose appears to be redirecting users to external sites, likely for phishing or to download further malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9978
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=watch+fear+the+walking+dead+flight+462+online+free PDF link annotation
- http://jingluo.net/uploadfiles/files/63467336548.pdfIn PDF document text
- http://yevres.fr/ckfinder/userfiles/files/5745521759.pdfIn PDF document text
- https://muachungbaohiem.com/uploads/userfiles/file/49051261767.pdfIn PDF document text
- http://bjzjygj.com/fckeditor/editor/filemanager/connectors/php/userfiles/file/51735633501.pdfIn PDF document text
- https://newshieldinsurance.com/demo/gsa/final/images/file/66064509996.pdfIn PDF document text
- https://maritime-models.com/userfiles/file/varubazekuduwowusuz.pdfIn PDF document text
- http://www.kickcommerce.com/userfiles/file/94115192742.pdfIn PDF document text
- https://remoteyourstaff.com/calisma2/files/uploads/korarimamadofobuvuvi.pdfIn PDF document text
- https://textmakareknutsson.se/upload/image/18171542473.pdfIn PDF document text
- http://visualpaint.com/wp-content/plugins/formcraft/file-upload/server/content/files/161419de15beff---42390177012.pdfIn PDF document text
- https://brihat-group.com/assets/userfiles/files/68426353335.pdfIn PDF document text
- http://braintradingbcn.com/wp-content/plugins/super-forms/uploads/php/files/be72558be5bb0cdb65f2a63f31d89b77/zojure.pdfIn PDF document text
- http://gokea.org/upload/editor/files/87944327559.pdfIn PDF document text
- http://www.benvenutialmare.com/wp-content/plugins/formcraft/file-upload/server/content/files/161468289d1b83---90470860273.pdfIn PDF document text
- http://mauchlineware.com/html/chapelstreet/web/userfiles/files/navogewebeviwediruka.pdfIn PDF document text
- http://mayjack.com/upload/files/lufutigupemowivubakaver.pdfIn PDF document text
- http://parvazyab.net/basefile/api203/files/mipulefaxopiwizupima.pdfIn PDF document text
- http://stylekd.ru/files/59161809399.pdfIn PDF document text
- http://nuovartea.eu/userfiles/files/14545074601.pdfIn PDF document text
- http://ilink.pl/userfiles/file/4763492560.pdfIn PDF document text
- https://www.le-domaine-de-hauterive.fr/ckfinder/userfiles/files/29784014844.pdfIn PDF document text
- http://manhchenang.vn/webroot/img/files/2955308076.pdfIn PDF document text
- https://nulifeus.com/~nulife/userfiles/file/kanasitezebojugerojoti.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_off0000b1ed.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB1ED | 15680 bytes |
SHA-256: e5d7f6c750a8541796d45f040bfaf6368ef5791a777240cf7dc6b8a7b33ff1f9 |
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font_01_sfnt_off0000d9a1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD9A1 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000f1b8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF1B8 | 11124 bytes |
SHA-256: 36d3694bf54ee8212b69c90fddd926589fce7e73508e87cc5846fa2fa3b28f05 |
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