MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file was detected by ClamAV as Pdf.Phishing.Trojan and flagged by an ML classifier, indicating malicious intent. It contains embedded JavaScript and a significant number of external URIs, many of which point to compromised WordPress upload directories or are part of a link farm on disposable hosting, suggesting a phishing or malware distribution scheme. The presence of embedded JavaScript (T1059.007) is a common technique for exploiting PDF vulnerabilities or redirecting users.
Machine Learning
- Nyx PDF Classifier malicious score 0.9987
Heuristics 7
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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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Embedded JS stream low PDF_JSPDF references a /JS stream. Generic JavaScript is common in benign forms; specific dangerous APIs are scored by separate rules.
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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://g3az.com/wp-content/plugins/formcraft/file-upload/server/content/files/160767a4041e1f---44047951576.pdf In PDF document text
- http://enslev-anlaegsservice.dk/userfiles/file/segijobigasagesodaja.pdfIn PDF document text
- https://dichvuketoanvn.org/uploads/files/jedexajedaxekezina.pdfIn PDF document text
- http://nutranghongngoc.com/media/ftp/file/99357162236.pdfIn PDF document text
- https://cradlegold.com/wp-content/plugins/super-forms/uploads/php/files/bsmq35h7lvk0v5v17g70gkd9dv/95297232387.pdfIn PDF document text
- http://studiodebiaggi.eu/userfiles/files/21847719099.pdfIn PDF document text
- http://dtjxbpzx.com/filespath/files/20210815042717.pdfIn PDF document text
- http://bazatalty.pl/wp-content/plugins/super-forms/uploads/php/files/42582e229e0d1efbbcded4310e6006a9/48287649760.pdfIn PDF document text
- https://alshuka.ps/ckfinder/userfiles/files/7706580248.pdfIn PDF document text
- http://kennyre.com/wp-content/plugins/formcraft/file-upload/server/content/files/160f656530138c---9146940471.pdfIn PDF document text
- https://cspdental.com/wp-content/plugins/super-forms/uploads/php/files/16a0408482d2035b76ceaa111c6e913c/6679058636.pdfIn PDF document text
- http://tahi.hu/ckfinder/userfiles/files/sawuselogadolewata.pdfIn PDF document text
- http://spc1962reunion.com/clients/c/c5/c535eb5d361035e84cedf1152ec4da8f/File/jizedaxugupazefek.pdfIn PDF document text
- https://luxartparquet.com/wp-content/plugins/super-forms/uploads/php/files/c150c1b364e382533c52f0acd1d48493/kavudemat.pdfIn PDF document text
- http://cwesp.biz/upload/file/52062956147.pdfIn PDF document text
- http://gunjanjain.com/app/webroot/js/uploads/files/63166092120.pdfIn PDF document text
- http://nacnsuaa.com/clients/4/49/49ab1acc6c62b5a39110d621a19f71c0/File/28031525236.pdfIn PDF document text
- https://arab-hams.com/Ups/files/pimuf.pdfIn PDF document text
- http://www.temaricerca.com/entry2013new/admindia/ckfinder/userfiles/files/mibakujetasadupijukew.pdfIn PDF document text
- https://fonixkoncert.hu/upload/file/38144955186.pdfIn PDF document text
- http://stcforanebanglore.smcim.com/www/js/ckfinder/userfiles/files/futiniponagatiwama.pdfIn PDF document text
- https://petroblend.com/wp-content/plugins/formcraft/file-upload/server/content/files/1610cf7e9740ed---9340569310.pdfIn PDF document text
- http://ideatity.com/ckfinder/userfiles/files/7561830362.pdfIn PDF document text
- http://www.jcca.co.in/wp-content/plugins/formcraft/file-upload/server/content/files/160deee7fac998---sizixunatiwipekajodasibew.pdfIn PDF document text
- http://olsztyntransportmedyczny.pl/userfiles/file/maxurato.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/6naE_Nh8_CY/uplcv?utm_term=saved+by+the+bell+cast+newPDF 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_off0000d52e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD52E | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000ed40.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xED40 | 18264 bytes |
SHA-256: 213094aab65729266dd962456df7bd53c22db3d1cd24b99f8acede791a024ae5 |
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font_02_sfnt_off00011d1b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11D1B | 10636 bytes |
SHA-256: f0462d57cdba9a32ed19a5816754978b535d594350e19837272441c586c6937b |
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