MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains numerous links pointing to compromised WordPress upload directories, suggesting it's part of a link farm designed to redirect users to malicious sites. The presence of external URIs and compromised CMS upload links strongly suggests a phishing or malware distribution vector.
Machine Learning
- Nyx PDF Classifier malicious score 0.9992
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://www.potterycommercials.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/16078edfcc4a3a---kufaj.pdf In PDF document text
- https://www.dazzlingdecor.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/1609c3ae0d30ee---vekorofikesefedodojeda.pdfIn PDF document text
- http://bhavalaya.org/ckfinder/userfiles/files/40708893885.pdfIn PDF document text
- https://koncnc.com/genelresimler/file/8879857101.pdfIn PDF document text
- http://www.studiolegalefusimorelli.com/wp-content/plugins/formcraft/file-upload/server/content/files/16096cff75c24c---62309234099.pdfIn PDF document text
- https://yuktiedu.com/wp-content/plugins/super-forms/uploads/php/files/f8da6d6d4d03fb24603b48547937e8d9/86004967399.pdfIn PDF document text
- http://jagodkaprzedszkole.pl/userfiles/file/letanugopadatuzuzu.pdfIn PDF document text
- https://gdr.co.il/wp-content/plugins/super-forms/uploads/php/files/ed92b135a010b0c273016f122a4dc1a7/jabebasazaki.pdfIn PDF document text
- http://adabaskimerkezi.com/upload/file/vixedemumobotebenabav.pdfIn PDF document text
- http://vistobrasil.net/uploads/file/jifuza.pdfIn PDF document text
- https://earthideasawnings.com/wp-content/plugins/formcraft/file-upload/server/content/files/16083c1475268f---vipofedujaruf.pdfIn PDF document text
- http://bebelino.ru/userfiles/file/11000514295.pdfIn PDF document text
- http://naturallymine-chicago.com/clients/867610/File/14202897637.pdfIn PDF document text
- https://trimix.bg/UserFiles/File/45829070707.pdfIn PDF document text
- http://ausafe.net/images/art/files/dajojuwuxukagevamu.pdfIn PDF document text
- https://kvartira-zalog.ru/wp-content/plugins/super-forms/uploads/php/files/6cc35d56366c180c8b2c0a1389b3fd2b/97034566135.pdfIn PDF document text
- http://densayhongngoai.com/uploads/userfiles/file/mokazereruzirali.pdfIn PDF document text
- https://yuktiedu.com/wp-content/plugins/super-forms/uploads/php/files/73d776625a4a2ef9c7fdbacbbf6b1f5a/38118550025.pdfIn PDF document text
- https://vernadoc.com/wp-content/plugins/super-forms/uploads/php/files/a1f6189265849f29764d25316c4f9ec4/megova.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/BkSY9tpko7c/uplcv?utm_term=king+charles+puppies+for+salePDF 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_off0000f2fb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF2FB | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00010b12.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10B12 | 10752 bytes |
SHA-256: 4ac7bbded77bdc5a87abed4d51bd3040fee6fa1c47961bbcc9c76baa24b1572f |
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font_02_sfnt_off000123b0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x123B0 | 17984 bytes |
SHA-256: bfa48d888dd4e38ae25282f34a97796f9df533a113e0c492816ad2bce30b5308 |
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