MALICIOUS
162
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains embedded JavaScript and numerous external URIs, many pointing to compromised CMS upload directories. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' indicates a non-clustered link farm on disposable hosting, suggesting a phishing or malware distribution campaign. The embedded JavaScript likely facilitates the redirection or download of further malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.8361
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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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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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://oniceh.ru/uplcv?utm_term=b+h+c+ka+full+form PDF link annotation
- https://www.myjamaicais.com/wp-content/plugins/super-forms/uploads/php/files/8d217bd84d0d77bd59b7c588dc523f04/8540709631.pdfIn PDF document text
- https://registracijakoncar.com/webroot/js/ckfinder/userfiles/files/31180251861.pdfIn PDF document text
- https://perleyparish.org/wp-content/plugins/super-forms/uploads/php/files/df823b3563aeea9a1ac33e3373624c9a/ripebedo.pdfIn PDF document text
- http://bukhatirhomes.com/userfiles/file/82146666294.pdfIn PDF document text
- http://www.gainerwindows.ca/wp-content/plugins/super-forms/uploads/php/files/f7fnuc0fh2oc6ms5ujjj6gk513/13061485358.pdfIn PDF document text
- http://asupuro.com/user_data/image//file/97264500501.pdfIn PDF document text
- http://ithalattagarantibelgesi.com/resimlerfiles/27125768498.pdfIn PDF document text
- https://alamansyria.com/userfiles/file/32528971684.pdfIn PDF document text
- http://t-p-fortune.com/userfiles/file/698381372.pdfIn PDF document text
- http://www.vivelamusica.es/wp-content/plugins/formcraft/file-upload/server/content/files/160c28baf38895---zajidakavoj.pdfIn PDF document text
- https://evenimentecastel.ro/wp-content/plugins/super-forms/uploads/php/files/ht9n5kch7vvmoa3ch301av7lk6/14562034617.pdfIn PDF document text
- https://snoman.mb.ca/ckfinder/userfiles/files/basemizefinur.pdfIn PDF document text
- https://nhachoxebus.com/upload/fck/file/19019421092.pdfIn PDF document text
- http://www.peplex.it/wp-content/plugins/formcraft/file-upload/server/content/files/1606c81a6518f5---sumopetezafuwinowitinosij.pdfIn PDF document text
- http://rufullthrottle.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606f289acc8db---zonigidifigidero.pdfIn PDF document text
- http://agro-vostok.ru/userfiles/file/91343193500.pdfIn PDF document text
- https://biocoop.legreniervert.fr/ckfinder/userfiles/files/nuxivi.pdfIn PDF document text
- http://mirembeestate.co.ug/wp-content/plugins/formcraft/file-upload/server/content/files/1607a8a01d3223---4379611601.pdfIn PDF document text
- https://cgeminfos.ma/upload/file/11945947481.pdfIn PDF document text
- http://conservationenergy.com/wp-content/plugins/formcraft/file-upload/server/content/files/160bd09646e240---vejovim.pdfIn PDF document text
- https://earthchartercities.org/wp-content/plugins/formcraft/file-upload/server/content/files/1609ec0e290a64---zoxerufa.pdfIn PDF document text
- https://amirep.com/wp-content/plugins/super-forms/uploads/php/files/f1bcfa131b9eddcddd5183da045cf534/zatabapatu.pdfIn PDF document text
- http://brenno-tojestto.pl/userfiles/file/sokufivomejupex.pdfIn PDF document text
- http://cu-hinothai.com/ckfinder/userfiles/files/44206819243.pdfIn PDF document text
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 1
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000109fc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x109FC | 16924 bytes |
SHA-256: bb3bc88ef515d4b62782a626a307df375ae0ca5425fc112fdb980e72c2af1c16 |
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