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 websites or disposable hosting, suggesting a phishing or malicious redirection scheme. The ML classifier and ClamAV detection strongly indicate malicious intent. The presence of a link farm on compromised CMS upload storage is a common tactic for distributing malware or phishing content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9835
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://lifesmart.lifesmart.ro/ckfinder/userfiles/files/zelulivulevalonu.pdf In PDF document text
- http://veszpremlizards.hu/_user/file/12101336938.pdfIn PDF document text
- https://csn-alliance.com/data/files/67691765676.pdfIn PDF document text
- https://thietbixaydungcantho.com/canthomobile2/public/images/sanpham/files/73198487860.pdfIn PDF document text
- http://appartementslisa.it/an3_Uploads/file/69122213362.pdfIn PDF document text
- http://marktoby.com/akram/know_news/admin/userfiles/file/tiluwipeviguvusiw.pdfIn PDF document text
- http://doanekeyes.com/userfiles/docs/85422932549.pdfIn PDF document text
- http://laptopplus.be/app/webroot/files/userfiles/files/jokojatadugibitizim.pdfIn PDF document text
- https://theshairpodcast.com/wp-content/plugins/super-forms/uploads/php/files/e26660c69a48f2eb642f6184351e05ab/54043099408.pdfIn PDF document text
- https://biocoils.com/img/file/79309170277.pdfIn PDF document text
- https://connatlas.com/home/conn/public_html/ckfinder/userfiles/files/buxuvopanivodilitasu.pdfIn PDF document text
- http://kisito.com/userfiles/file/36297593819.pdfIn PDF document text
- http://stroynerud-sm.ru/wp-content/plugins/formcraft/file-upload/server/content/files/161323a2d1788b---99902855591.pdfIn PDF document text
- http://xn--72c7caerxx0d3a9eve.com/UserFiles/File/newatatozefunoxawenaxa.pdfIn PDF document text
- http://honghuibio.com/d/files/16555208095.pdfIn PDF document text
- http://www.ecvbrass.ch/user/web/file/siduzuzubemupig.pdfIn PDF document text
- http://ankurgroups.com/userfiles/file/najupimolodabinizaki.pdfIn PDF document text
- http://9y.bfage.com/upload/files/20210907184745.pdfIn PDF document text
- https://jairdefreitas.com/ckfinder/userfiles/files/vumorawaxasonabigebuti.pdfIn PDF document text
- http://stalmont.eu/userfiles/file/xopuwetuze.pdfIn PDF document text
- http://newtrichur.com/userfiles/file/31275055048.pdfIn PDF document text
- http://www.valathors.com/ckfinder/userfiles/files/67440669629.pdfIn PDF document text
- http://famcareconnect.org/wp-content/plugins/formcraft/file-upload/server/content/files/1612ec44e0dc6d---bulogeruru.pdfIn PDF document text
- http://baharemadinah.com/wp-content/plugins/formcraft/file-upload/server/content/files/1612ec7f99f5d6---38568231570.pdfIn PDF document text
- http://growlink.biz/userfiles/file/jukogowanodigekimavaru.pdfIn PDF document text
- https://rendszergazda-cegeknek.hu/ckfinder/userfiles/files/3796931897.pdfIn PDF document text
- http://ipcmanpower.com/admin/style/images/userfiles/file/80744549161.pdfIn PDF document text
- https://kimcert.com/E/file/lududiz.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/YTWXjIUwRh0/uplcv?utm_term=yes+boss+online+streamingPDF 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_off0000ed44.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xED44 | 10572 bytes |
SHA-256: 5b430992f35569a368e7671fb3b562062006cd1b2ad7421608a5f4aa49c00939 |
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font_01_sfnt_off00010566.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10566 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00011d78.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11D78 | 17820 bytes |
SHA-256: 5702dd67ca1948c843c56f986bbf052f45b3ae4daf71ddf2fccc6b9630e121e8 |
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