MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file contains a large number of embedded URLs, many of which point to compromised websites or disposable hosting, indicating a link farm designed to distribute malicious content or phish users. The ClamAV detection and ML classifier strongly suggest malicious intent, likely related to phishing or malware delivery.
Machine Learning
- Nyx PDF Classifier malicious score 0.9953
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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://archism.ru/uplcv?utm_term=bram+stoker+dracula+pdf+download PDF link annotation
- http://xn-----6kcaheblih5ab0a6afqbzoqe.xn--p1ai/ckfinder/userfiles/files/duxutatujibisusoxomezowo.pdfIn PDF document text
- https://icoachyou.biz/images/ckeditor/files/19945076029.pdfIn PDF document text
- http://carneslaw.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/77520242749.pdfIn PDF document text
- http://ttlengenharia.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1613e9c8846e99---98600095597.pdfIn PDF document text
- http://gpe-el.pro/ckfinder/userfiles/files/14041749652.pdfIn PDF document text
- http://blossomtour.net/FileData/ckfinder/files/20210907_8A365BC2247CA22C.pdfIn PDF document text
- http://jedzenie365.pl/ckfinder/userfiles/files/tidoxiderud.pdfIn PDF document text
- http://www.niceresidence.net/image/upload/File/razakijasag.pdfIn PDF document text
- http://drvision.org/wp-content/plugins/formcraft/file-upload/server/content/files/1613292f11e4db---gogavuxetuxilojegimalo.pdfIn PDF document text
- https://wtmasonry.com/ckfinder/userfiles/files/gabikezivibexorusaxitoli.pdfIn PDF document text
- http://www.jokilaaksonratsastajat.fi/file/xexutidefadedurarupub.pdfIn PDF document text
- http://tentimesneedlehill.com/UPFILE/userfiles/files/54633432230.pdfIn PDF document text
- https://www.medicalbi.com/ckfinder/userfiles/files/7850657425.pdfIn PDF document text
- https://kocarbonag.com/luutru/files/zozujeboxile.pdfIn PDF document text
- https://nabijdefossa.nl/upload/files/88581895843.pdfIn PDF document text
- http://zhengfutz.com/v15/Upload/file/202197163696159.pdfIn PDF document text
- http://mengnuanua.com/app/webroot/files/files/zunegelopabatiziwedigulam.pdfIn PDF document text
- http://sarljarry.com/userfiles/file/pateposuwudazow.pdfIn PDF document text
- http://gsoam.ge/wp-content/plugins/formcraft/file-upload/server/content/files/16135281e0254b---bafufabusobebenite.pdfIn PDF document text
- http://zeroseistudio.eu/userfiles/files/kegonatobetodibulipakerak.pdfIn PDF document text
- http://indianspringhomes.net/userfiles/files/10804390643.pdfIn PDF document text
- https://canevastoilestjean.com/upload/editor/file/57975746413.pdfIn PDF document text
- http://www.ncstarim.com.tr/wp-content/plugins/super-forms/uploads/php/files/c4rq8thf8s0n38j32rthv1oer2/moxaxufa.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_off0000befc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBEFC | 17648 bytes |
SHA-256: e93cecf5f38be370067c28ca43ace08c60b3e7d2b66983c3afa43d2a087cc20f |
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font_01_sfnt_off0000ed0c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xED0C | 11020 bytes |
SHA-256: 45cfb0a32275fd486790d1dab4d301e1b1d818fd4d3da48933fbfe7b8ae94103 |
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font_02_sfnt_off000106d4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x106D4 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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