MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file contains numerous links to compromised WordPress sites, indicating it functions as a link farm. The presence of ClamAV detection and ML classification as malicious strongly suggests a phishing or malware distribution intent. The file likely serves as a lure to direct users to malicious content hosted on these compromised domains.
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://chcial.ru/uplcv?utm_term=new+4ps+of+marketing PDF link annotation
- http://www.ddd-iasi.ro/wp-content/plugins/formcraft/file-upload/server/content/files/160788e4618412---jomig.pdfIn PDF document text
- https://njsolarpower.com/wp-content/plugins/super-forms/uploads/php/files/0f60b2af896199c8127a5598e0f6e173/7160781752.pdfIn PDF document text
- http://zkojicin.cz/userfiles/file/zasenegoz.pdfIn PDF document text
- http://congluc.com/upload/files/tugisejijesudevi.pdfIn PDF document text
- https://callhfelectric.com/wp-content/plugins/formcraft/file-upload/server/content/files/16080e883397b3---newovujelibimuza.pdfIn PDF document text
- https://gaseg.com/wp-content/plugins/super-forms/uploads/php/files/bi1hfd92guv72em8d783sdgrnh/16910475455.pdfIn PDF document text
- https://kfz-gutachter-oliver-schiller.de/wp-content/plugins/formcraft/file-upload/server/content/files/16087b63d3fcc2---koraxudedijafasoxililuw.pdfIn PDF document text
- https://gmonlinestore.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c8f07041615---wodosur.pdfIn PDF document text
- http://delawaretravelmedicine.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608e86dfa67b7---fizefixiribifumugogokab.pdfIn PDF document text
- https://hanyauntuktesting.com/contents//files/rewubusofubi.pdfIn PDF document text
- https://www.waterlooarmsnewforest.co.uk/wp-content/plugins/super-forms/uploads/php/files/628809222e661138fb39e6f7cc184ede/mokeliboxelemafap.pdfIn PDF document text
- http://studioscoponi.eu/userfiles/files/wefome.pdfIn PDF document text
- https://www.cir.cloud/wp-content/plugins/formcraft/file-upload/server/content/files/16094823c7e2c2---99940070113.pdfIn PDF document text
- http://ski-experience-japan.com/images/blog//file/27083019702.pdfIn PDF document text
- http://www.hcibatiment.fr/wp-content/plugins/formcraft/file-upload/server/content/files/16098dccbaae45---33820932139.pdfIn PDF document text
- https://rebates.forex/wp-content/plugins/super-forms/uploads/php/files/0eku3c5sair12ph87b2c0k7f04/mijepufamuvididiwubaj.pdfIn PDF document text
- http://mijneigenlift.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1607c718b077ad---xomufig.pdfIn PDF document text
- http://villaturri.com/wp-content/plugins/formcraft/file-upload/server/content/files/160879d98506bc---xatubenoripejedidunedan.pdfIn PDF document text
- https://angkoronetour.com/userfiles/file/13416826582.pdfIn PDF document text
- https://ambientltg.com/wp-content/plugins/super-forms/uploads/php/files/2e0fb0ffe16c7b6445b19ddb00fe5344/gisobojilojofukejizogeb.pdfIn PDF document text
- http://kperrylaw.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/58437560967.pdfIn PDF document text
- http://dienmaythanglong.org/uploads/files/21238186840.pdfIn PDF document text
- https://urbanplace.me/wp-content/plugins/super-forms/uploads/php/files/26c90ffa09b1e4ab692406ede911cf5f/77327955757.pdfIn PDF document text
- http://training-solutions.ro/wp-content/plugins/formcraft/file-upload/server/content/files/16072657b03a44---75197640205.pdfIn PDF document text
- http://frederickfollows.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/16071ca121c18f---fepurug.pdfIn PDF document text
- http://vce34.ru/attachments/file/23592591285.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_off0000fd25.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFD25 | 17548 bytes |
SHA-256: 7537d51759110e57566ea789c26520cbd5c096ef6b4fd96bec5402fbf3f9ba4a |
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font_01_sfnt_off00012b6e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12B6E | 10888 bytes |
SHA-256: 6693c22c49c46853360cba8cceb5ffe93c390d975649ea54c706947020c9fe1e |
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font_02_sfnt_off000144c9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x144C9 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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