MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous links, many pointing to compromised or disposable domains, indicating a link farm designed to distribute malicious content or phish users. The ClamAV detection and ML classifier strongly suggest malicious intent, consistent with a phishing or malware distribution campaign.
Machine Learning
- Nyx PDF Classifier malicious score 0.9985
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://a-1commercialkitchenservices.com/ckfinder/userfiles/files/25618682101.pdf In PDF document text
- https://calendarsunrooms.com/userfiles/files/31684006689.pdfIn PDF document text
- https://www.smartfutureexpo.com/ckfinder/userfiles/files/wukisitinijepivaku.pdfIn PDF document text
- http://djk-winkel.de/images/uploads/file/37671041062.pdfIn PDF document text
- https://mjrspot.com/fckimages/file/tavagitiminafewizejak.pdfIn PDF document text
- http://serendipityorlando.com/wp-content/plugins/formcraft/file-upload/server/content/files/1614c782757c9c---2507115229.pdfIn PDF document text
- http://www.lavalledesign.com/wp-content/plugins/formcraft/file-upload/server/content/files/1615e1cdcee533---vinakedavobutewaji.pdfIn PDF document text
- https://xn--1--8kcai1ck2bs.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/e5cc5a5f5ae8cf1059d495aeddf231e6/4589029632.pdfIn PDF document text
- http://www.nuricomuvakfi.org/wp-content/plugins/super-forms/uploads/php/files/btemf6g0e40llldpco1bqsrg23/niferubesonevud.pdfIn PDF document text
- http://gayaarchi.com/userfiles/file/20210902044643.pdfIn PDF document text
- https://shih-tzu.ro/files/file/93395821604.pdfIn PDF document text
- http://thesnowmanicecream.com/ckfinder/userfiles/files/15973348437.pdfIn PDF document text
- https://dichvuketoanvn.org/uploads/files/75705084885.pdfIn PDF document text
- http://snookerfootball.eu/wp-content/plugins/formcraft/file-upload/server/content/files/1614045b308718---sulutelakakopej.pdfIn PDF document text
- http://gatewayhotelbangkok.com/upfile_hotel/files/17991035245.pdfIn PDF document text
- http://nano-vip.com/ckfinder/userfiles/files/nowutepelufomifi.pdfIn PDF document text
- https://www.autopsrus.com/ckfinder/userfiles/files/samabewolew.pdfIn PDF document text
- http://gaongonmaiphuong.vn/webroot/img/files/27261916626.pdfIn PDF document text
- http://ibrahimabuomira.com/ckeditor/ckfinder/userfiles/files/xijofuzoliduwuwutik.pdfIn PDF document text
- http://vamaconsulting.sk/userfiles/file/46863055984.pdfIn PDF document text
- https://eurouniversal.eu/ckfinder/userfiles/files/84064612280.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/GLLx1DTH0VQ/uplcv?utm_term=palpate+aortic+pulsationPDF 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_off0000dc5f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDC5F | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000f471.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF471 | 17104 bytes |
SHA-256: 8682ddfa791856f470b349c649ddab84b19466cdbc88eaf3e1daac5e339bcf64 |
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font_02_sfnt_off00012008.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12008 | 10468 bytes |
SHA-256: 982ea92308ea07383040012a4483e1e295ff66a8226289c8140e2dd81147fddf |
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