MALICIOUS
162
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains embedded JavaScript and numerous external URIs, many of which point to compromised CMS upload directories or disposable hosting, indicating a link farm designed to distribute malicious content. ClamAV detection as 'Pdf.Phishing.Trojan' further supports a malicious classification. The embedded JavaScript likely facilitates the redirection or payload delivery.
Machine Learning
- Nyx PDF Classifier malicious score 0.6282
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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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://queure.ru/uplcv?utm_term=how+to+remove+metadata+from+pdf+mac PDF link annotation
- http://technology-mp.it/userfiles/files/83364376591.pdfIn PDF document text
- http://www.rolstoellift.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606d01cb83f30---37843797025.pdfIn PDF document text
- https://ukdirectremovals.com/wp-content/plugins/super-forms/uploads/php/files/a2e1cf04adf5035057b4e423a89efb84/jajiwizabekutimik.pdfIn PDF document text
- https://qualitylightsolutions.com/wp-content/plugins/super-forms/uploads/php/files/650ce7f28aeeb3389d770db4a8361a99/mubasof.pdfIn PDF document text
- https://kicksomeglass.com/wp-content/plugins/super-forms/uploads/php/files/ee1be386dd3c6b64ae9205a2b611085d/16781693067.pdfIn PDF document text
- http://everest-c.ru/ckfinder/userfiles/files/vigibodonewoto.pdfIn PDF document text
- http://altinay-law.com/images/file/2000222032.pdfIn PDF document text
- https://itacademyindia.com/ckfinder/userfiles/files/luzofefizafobuda.pdfIn PDF document text
- https://pointvirgule.ca/upload/editor/file/kunedaropifibapus.pdfIn PDF document text
- http://brighterhealthcare.co.uk/wp-content/plugins/super-forms/uploads/php/files/mhvnc06ulc4k9l0sc9s6a9im81/bitudurixofibofase.pdfIn PDF document text
- http://ambulatorioveterinariocamali.com/userfiles/files/xabuwa.pdfIn PDF document text
- http://www.klimavill.com//data/editorfile/xosodam.pdfIn PDF document text
- http://www.platformliften.info/wp-content/plugins/formcraft/file-upload/server/content/files/160f2b161114bd---10370885123.pdfIn PDF document text
- http://recamonde.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160ed6e31dd937---gulezigaborujixisumanak.pdfIn PDF document text
- http://www.redactordecontenidos.eu/wp-content/plugins/formcraft/file-upload/server/content/files/1608af4378d9e2---pijamejelonikopuk.pdfIn PDF document text
- https://www.cylinder96.ru/admin/ckfinder/userfiles/files/10945814325.pdfIn PDF document text
- https://cmfnepal.org/userfiles/files/50917302499.pdfIn PDF document text
- http://hellnocancershow.com/wp-content/plugins/formcraft/file-upload/server/content/files/16077ff0bd91ef---66222745115.pdfIn PDF document text
- http://holidayservicemarsala.it/userfiles/files/31311125120.pdfIn PDF document text
- http://anhuishangbiao.com/upload_fck/file/2021-6-23/20210623152433890575.pdfIn PDF document text
- https://argentinaproduct.com/ckfinder/userfiles/files/62111373780.pdfIn PDF document text
- https://kayakbranson.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608fb933b854f---ranijosebaxoxogateletowo.pdfIn PDF document text
- https://remoteyourstaff.com/calisma2/files/uploads/newenupanunuje.pdfIn PDF document text
- https://lightupalife.org.uk/wp-content/plugins/formcraft/file-upload/server/content/files/16095022b12145---xipoxozuxepenuxa.pdfIn PDF document text
- http://progfin.pl/userfiles/file/92967531925.pdfIn PDF document text
- http://ventiliatoriai.lt/js/ckfinder/userfiles/files/28403657681.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_off0000f7f4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF7F4 | 17324 bytes |
SHA-256: 4557fc55f514b025d0a58bf38cfa05df46112097819112c76a77b80259191b44 |
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