MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was flagged as malicious by both a machine learning classifier and ClamAV. It contains numerous external links, many pointing to compromised WordPress upload directories or disposable hosting, suggesting a link farm designed to redirect users to malicious sites. The presence of these links and the overall detection indicate a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9942
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://philabc.ru/uplcv?utm_term=novena+to+the+holy+infant+of+prague PDF link annotation
- http://www.rosabrockenhaus.ch/ckfinder/userfiles/files/kupuvadejozavawimu.pdfIn PDF document text
- https://menu2uplus.com/images/file/98978522213.pdfIn PDF document text
- http://maroba-zirndorf.de/file/genuxixuzaxawufedo.pdfIn PDF document text
- http://www.fullertherapy.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608c64ee98b06---fawesip.pdfIn PDF document text
- http://businessvaluationapp.com//fck_files/file/kodanenomi.pdfIn PDF document text
- http://www.nationaalgolfcongres.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1608b42079ffe8---42103425718.pdfIn PDF document text
- https://www.opdrrustukalac.com/wp-content/plugins/formcraft/file-upload/server/content/files/160982d8e52651---6393977714.pdfIn PDF document text
- https://xn-----6kcabagcgfjsxjciriy6alkh6a7aqk.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/e69b3aa3c99e2f0601fdff8e8874c9d5/99988636171.pdfIn PDF document text
- http://gentlemensquartersbarbershop.com/wp-content/plugins/super-forms/uploads/php/files/f8fc74224cf27b4aa70f194d8fcd9fa8/xonalivusabexi.pdfIn PDF document text
- https://nibrasimansch.com/userfiles/files/volenenawivutelus.pdfIn PDF document text
- https://rieker-consulting.eu/files/file/fifenodovederejobuk.pdfIn PDF document text
- https://jooli.ru/ckfinder/userfiles/files/bikogejaleworikadevutedo.pdfIn PDF document text
- http://www.gradur.ba/wp-content/plugins/formcraft/file-upload/server/content/files/160db33f1a897a---80922815993.pdfIn PDF document text
- https://noddy.nu/images/file/24489827948.pdfIn PDF document text
- http://web68s.com/upload/files/jesezi.pdfIn PDF document text
- http://bizwd.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608fda35c29c6---miwusikegelarobamimugaz.pdfIn PDF document text
- http://www.grundys.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/160b849dc4b833---gakilufulul.pdfIn PDF document text
- https://thewentworthco.com/wp-content/plugins/super-forms/uploads/php/files/m1q93b01bnvres3ha5f3fp6604/90649786654.pdfIn PDF document text
- http://jrmhandling.nl/upload/file/zipujokodosupakanoparojir.pdfIn PDF document text
- http://envigest.cz/upload/file/pokemejegifuzidotom.pdfIn PDF document text
- http://kotolantopeni.cz/file/batibavifatawesozupafi.pdfIn PDF document text
- https://www.energetisch-therapeut-estie.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1606f1ce1e759c---77036270422.pdfIn PDF document text
- http://timelessmebel.ru/wp-content/plugins/super-forms/uploads/php/files/13a2b8a71981b2a1913304fc8fce8161/73696534503.pdfIn PDF document text
- http://www.molinoag.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607963bc63efb---kabavux.pdfIn PDF document text
- https://www.etbsupplies.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a4f851d2cea---24356046021.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_off0000fb7c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFB7C | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0001138e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1138E | 17296 bytes |
SHA-256: 1618af215aa6f2efb2eced1735d4d17aa95d48c7adb8d4249d86d85cadbca46f |
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font_02_sfnt_off000140a3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x140A3 | 10728 bytes |
SHA-256: 06f5231aed7c25c2f610c7dfb89edc3a4678e1722a77efa3788768c39eb12af5 |
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