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 compromised CMS upload directories or are part of a link farm designed to obscure the final destination. The ML classifier and ClamAV detection strongly indicate malicious intent, likely related to phishing or malware delivery through these links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9972
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://9meclinic.com/ckfinder/userfiles/files/33137695795.pdf In PDF document text
- http://area100impianti.it/userfiles/files/19081034824.pdfIn PDF document text
- http://europeanprofservices.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606cfa06ecec5---makevonubovajavizawe.pdfIn PDF document text
- https://bibliotheque-des-arts.com/ckfinder/userfiles/files/34968559294.pdfIn PDF document text
- http://adbuilder.at/ckfinder/userfiles/files/kovafixukisesuruxaledin.pdfIn PDF document text
- https://michaels-limo.com/wp-content/plugins/formcraft/file-upload/server/content/files/160963a5264067---69277177768.pdfIn PDF document text
- https://chiuman-hk.com/images/file/81961173681.pdfIn PDF document text
- https://kvartira-zalog.ru/wp-content/plugins/super-forms/uploads/php/files/d85f266656a8ff881901afdb2aaef904/liwuxazemaxupatutoxivuwom.pdfIn PDF document text
- https://adbadog.com/wp-content/plugins/super-forms/uploads/php/files/b4b9e2df162070116d0e2e9ee70c2446/mulebanebeneligopel.pdfIn PDF document text
- http://dtcguild.org/clients/80367/File/rivibamavivoret.pdfIn PDF document text
- https://vashadvokat82.ru/wp-content/plugins/super-forms/uploads/php/files/b8879756055b3e6c2288a485ffcac104/matamiparufulasogiran.pdfIn PDF document text
- http://anatolianlgs.com/userfiles/file/zojufolamugijukufogubagep.pdfIn PDF document text
- https://patriot.ch/wp-content/plugins/super-forms/uploads/php/files/7qlb7eov66n5ld6i62kpj7ifql/77545490748.pdfIn PDF document text
- http://psychologkmalinowska.pl/ckfinder/userfiles/files/81795306106.pdfIn PDF document text
- https://takitech.hu/userfiles/file/97148886680.pdfIn PDF document text
- http://rioairporttransfer.com/ckfinder/userfiles/files/47070426482.pdfIn PDF document text
- https://christembassyromford.org/wp-content/plugins/super-forms/uploads/php/files/7e53eb63481cb1f32d911d98c40df94f/7771762413.pdfIn PDF document text
- https://dungcuruamui.com/wp-content/plugins/super-forms/uploads/php/files/ppijg19bpd1f5qsdlj1ha37r7b/kabuxorajudakorodiritoxa.pdfIn PDF document text
- https://playgametoday.ru/wp-content/plugins/super-forms/uploads/php/files/b456f81b91300fd20e27d9d3f2d6cb64/jaxivokeruvozifudutiveba.pdfIn PDF document text
- http://countrysquirefoods.com/wp-content/plugins/formcraft/file-upload/server/content/files/160984f5c82fb9---10397398698.pdfIn PDF document text
- http://paymentsbusiness.ca/wp-content/plugins/formcraft/file-upload/server/content/files/160a01860b4294---82980100606.pdfIn PDF document text
- https://www.revistadefiesta.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607deb515af0b---pezapumovanokekapojemob.pdfIn PDF document text
- http://www.deopendeur.org/imgUser/file/39431006861.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/1xuhb7AK25c/uplcv?utm_term=d+company+malayalam+full+movie+watch+onlinePDF link annotation
- http://pro.ovh.net/~tribuene/images/banque/file/84920136566.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_off0000f4bc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF4BC | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00010cce.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10CCE | 17704 bytes |
SHA-256: e345bba46b76f95e30552d9e0493a27ca68fd194c77feb1a6dc9f54d3407e8a7 |
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font_02_sfnt_off00013b2a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13B2A | 10844 bytes |
SHA-256: 562f6d4c90d5acfe586ef883862b4f32885bea6fdf7a19e8fdbb2efee5630b2d |
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