MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous embedded URLs, many of which point to compromised WordPress sites or disposable hosting, suggesting a phishing or malicious redirection scheme. The ML classifier and ClamAV detection strongly indicate malicious intent. While no scripts were explicitly extracted, the PDF structure and embedded links are indicative of a phishing lure, likely delivered via spearphishing attachment.
Machine Learning
- Nyx PDF Classifier malicious score 0.9955
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 http://blueview.nl/app/webroot/files/userfiles/files/53448217062.pdf In PDF document text
- http://www.satit.nrru.ac.th/satit/_Adminis/ckfinder/userfiles/files/keludotanotupel.pdfIn PDF document text
- http://watdoenwevandaag.nl/upload/9382299476.pdfIn PDF document text
- http://www.ebsjosepirosamaria.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613db30879b50---22609797412.pdfIn PDF document text
- http://poaglasses.com/uploads/files/202109020419044009.pdfIn PDF document text
- https://excellencetogether.com/img/files/file/runupefowikowidawilezam.pdfIn PDF document text
- http://ksklinika.ru/ckfinder/userfiles/files/dixigabuxefav.pdfIn PDF document text
- https://vnnc.vn/img-hdmedia/files/36461650070.pdfIn PDF document text
- https://cosanuesa.com/componentes/editor/ckfinder/userfiles/files/73156640800.pdfIn PDF document text
- http://craft-personal.de/userfiles/file/35649239947.pdfIn PDF document text
- http://www.jimenez-casquet.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613b3f912a343---nabete.pdfIn PDF document text
- http://cuacuonductudong.com/upload/files/15155084966.pdfIn PDF document text
- http://mskgroup-spb.ru/upload/file/65205703181.pdfIn PDF document text
- https://matraci.info/UserFiles/File/rubebowojanupijixezu.pdfIn PDF document text
- https://nikunjfoundation.org/ckfinder/userfiles/files/vabozezeduxudusigopuwa.pdfIn PDF document text
- http://21cedu.com/pds/userfiles/files/fanokiborebiporen.pdfIn PDF document text
- https://www.emcp-pmce.ca/_includes/ckfinder/userfiles/files/72763276728.pdfIn PDF document text
- https://drticket.ir/basefile/drtiketcom/files/66511954327.pdfIn PDF document text
- https://floridahouselottery.com/test/userfiles/file/49875136134.pdfIn PDF document text
- http://islenapuntos.com/campannas/file/kazanulixorigitila.pdfIn PDF document text
- http://www.hj-bouwt.be/wp-content/plugins/formcraft/file-upload/server/content/files/16139cd83eeef9---kibedinovop.pdfIn PDF document text
- http://aeronautike.com/userfiles/file/68008539044.pdfIn PDF document text
- http://bhttourist.com/upload/fckimagesfile/gasitigakexisopi.pdfIn PDF document text
- https://hse.tw/upload/file/67346995301.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/zMnd8XtcwSM/uplcv?utm_term=vsco+apk+mod+unlockedPDF 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_off0000dd89.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDD89 | 18528 bytes |
SHA-256: 5abb8426e2a230ff7524c05a6d7a33bdfb585dd1266435b604598b4486c20873 |
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font_01_sfnt_off00010d60.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10D60 | 10544 bytes |
SHA-256: 54733c812e0754b8617a0b65aa31f25e8488493a2461613cb1ea7e18dbd08725 |
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font_02_sfnt_off00012572.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12572 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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