MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of embedded URLs, many of which point to disposable hosting or compromised WordPress sites, indicating a phishing or malware distribution attempt. The ML classifier and ClamAV detection strongly suggest malicious intent, likely related to phishing campaigns.
Machine Learning
- Nyx PDF Classifier malicious score 0.9965
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://inwebjor.ru/uplcv?utm_term=tomtom+truck+app+for+android PDF link annotation
- http://zjqzzx.com/uploadfile/file/2021092606341373499.pdfIn PDF document text
- https://sipsib.ru/wp-content/plugins/super-forms/uploads/php/files/c6a4e82c363c11a6c520c274a9d98810/78154316927.pdfIn PDF document text
- https://www.edmcenter.xyz/ckfinder/userfiles/files/palegogen.pdfIn PDF document text
- https://at2-turbo-j3t.com/contents/files/85438726606.pdfIn PDF document text
- https://phu-komplex.pl/pliki/file/bowegusupanipitonegox.pdfIn PDF document text
- http://stagelight.pl/userfiles/files/48482924035.pdfIn PDF document text
- http://prochem.vn/images/uploads/files/94515889740.pdfIn PDF document text
- http://dxline.eu/userfiles/file/38372125478.pdfIn PDF document text
- https://brunoamaranti.it/wp-content/plugins/super-forms/uploads/php/files/o48jia04l99o1lb5ejlu311dv5/9370138689.pdfIn PDF document text
- http://9262895.ru/ckfinder/userfiles/files/43528306730.pdfIn PDF document text
- http://istanbulballoons.com/ckfinder/userfiles/files/sezomewexenogojasuzod.pdfIn PDF document text
- http://tajesink.com/Uploadfiles/files/felesemokewifez.pdfIn PDF document text
- http://teamhead.net/userfiles/file/97167091370.pdfIn PDF document text
- https://www.simcoerecovery.net/wp-content/plugins/super-forms/uploads/php/files/3p4jc7094fhfj6pkbsni1oc9s8/32892146656.pdfIn PDF document text
- http://movietek.vn/hinh-anh/files/vejekefenavifobuxa.pdfIn PDF document text
- http://www.oteliapelsin.ru/ckfinder/userfiles/files/2953818906.pdfIn PDF document text
- https://badanie-wody.pl/galeria/file/faninodir.pdfIn PDF document text
- https://hosvagyok.hu/userfiles/file/22803471026.pdfIn PDF document text
- http://odra.cycling-recycling.eu/imgturysta/files/limodogujifoki.pdfIn PDF document text
- https://www.cfo-search.com/wp-content/plugins/formcraft/file-upload/server/content/files/16147c537c3eee---tuvetafofafa.pdfIn PDF document text
- http://juditphotography.com/picture/userfiles/file/62068127706.pdfIn PDF document text
- http://plenerowe.kbo.pl/ckfinder/userfiles/files/71595889626.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_off0000b054.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB054 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000c866.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC866 | 17420 bytes |
SHA-256: 37539e4ec5ba9b236c5bf060468427d5a2f34f2b3adde41dd8c6507cceb72e5e |
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font_02_sfnt_off0000f58d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF58D | 10592 bytes |
SHA-256: 0893767bb5aea2ff1756aef66b15b58c4235a8dca1010afa65240cbe2d08904d |
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