MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF file was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains numerous links, many pointing to compromised WordPress sites or disposable hosting, suggesting a link farm designed to redirect users to malicious content. The presence of external URIs and a link farm heuristic indicates an attempt to lead the user away from the document to a potentially harmful destination.
Machine Learning
- Nyx PDF Classifier malicious score 0.9982
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://energiadirect.pl/application/resources/ckfinder/userfiles/files/6403227115.pdf In PDF document text
- http://disonde.com/filespath/files/20210910194638.pdfIn PDF document text
- http://biosafety.biz/ckfinder/userfiles/files/waposuxedetozogokaze.pdfIn PDF document text
- http://tomasmrazek.cz/userfiles/file/67763187063.pdfIn PDF document text
- http://consorzio-csa.it/userfiles/files/zobexefubot.pdfIn PDF document text
- http://planbmedia.hu/files/16356060086.pdfIn PDF document text
- http://chonburi33.com/userfiles/file/buvuxosit.pdfIn PDF document text
- https://antoinepanau.com/wp-content/plugins/super-forms/uploads/php/files/c90eabac0715c40c8c79a65c42e8fe06/rolimaturoginogeneje.pdfIn PDF document text
- http://xn--2-7sbddqrtdw3be6jua.xn--p1ai/userfiles/file/zejetuxebizu.pdfIn PDF document text
- http://lussoleathertiles.com/test4/EDITOR/example/v2/userfiles/file/68039646596.pdfIn PDF document text
- http://chi-kara.net/userfiles/file/bipukovar.pdfIn PDF document text
- http://jucal.es/images/file/fomepofalefak.pdfIn PDF document text
- http://baliretreatcenter.com/olabali_ci/media/images/newsfiles/fudugofojulive.pdfIn PDF document text
- http://feriaalainversa.com/uploaded/files/7301442869.pdfIn PDF document text
- https://gtselect.fr/ckfinder/userfiles/files/kewiwifu.pdfIn PDF document text
- http://domosplast.hu/files/file/dosigapuvefulexoxarorobi.pdfIn PDF document text
- http://colorfusion.us/admin/images/file/keribifonin.pdfIn PDF document text
- https://www.ayersworthglen.com/wp-content/plugins/formcraft/file-upload/server/content/files/161458704aa451---69552874147.pdfIn PDF document text
- http://1-cities.com/blog_images/blog_/file/fasasudimifedovisuduzipil.pdfIn PDF document text
- http://montex.pro/uploads/userfiles/file/42899413917.pdfIn PDF document text
- http://areawifi.com/DESARROLLO/userfiles/files/56958430520.pdfIn PDF document text
- http://ncfc.com.tr/ckfinder/userfiles/files/8318363406.pdfIn PDF document text
- http://33podarka.ru/pictures/files/riburewogilaxunu.pdfIn PDF document text
- http://hyundaiokla.com/uploads/files/49756316610.pdfIn PDF document text
- http://recruiters-zone.com/wp-content/plugins/formcraft/file-upload/server/content/files/16131dc1735fb7---fatunoregamaja.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/3CAf4wW3hvY/uplcv?utm_term=grimorios+de+magia+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_off0000bb31.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBB31 | 19936 bytes |
SHA-256: 9718fd2c320d9b163654d074f9be533ea0ef41bc77b0af742b5491e3da52cec6 |
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font_01_sfnt_off0000ee78.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEE78 | 10632 bytes |
SHA-256: 18c1f17673c7da02132c66f033916518ddc8ef6c271f6e0a3df8861b38e35408 |
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font_02_sfnt_off00010697.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10697 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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