MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous links pointing to compromised websites, specifically targeting WordPress upload directories. These links host other PDF files, suggesting a link farm designed to distribute malicious content or phish users. The ML classifier and ClamAV detection strongly indicate malicious intent, likely related to phishing or malware delivery.
Machine Learning
- Nyx PDF Classifier malicious score 0.9992
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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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://lakeshoresmilesdentistry.com/wp-content/plugins/super-forms/uploads/php/files/qcjj3qjdnhgu7a2icp543teqp3/vomip.pdf In PDF document text
- https://spazmedia.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a0933083d72---64474557633.pdfIn PDF document text
- http://www.mondzorgvesa-voorschoten.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1611d85c7d55af---rukofixavagefigaxib.pdfIn PDF document text
- http://famcareconnect.org/wp-content/plugins/formcraft/file-upload/server/content/files/1607181562add5---ludowir.pdfIn PDF document text
- http://kyanite.tv/userfiles/file/23974411605.pdfIn PDF document text
- https://ip-kamera-rendszer.hu/ckfinder/userfiles/files/vebugorej.pdfIn PDF document text
- http://sarljarry.fr/userfiles/file/puzigorevojesif.pdfIn PDF document text
- https://amkboiler.com/wp-content/plugins/super-forms/uploads/php/files/dm390mr9lmid30kbmporenb487/48133936652.pdfIn PDF document text
- http://aisef.org/uploads/userfiles/file/file/22524748516.pdfIn PDF document text
- http://www.kzhep.in.ua/wp-content/plugins/super-forms/uploads/php/files/hds2465jnau2ckujue1ii2l7q3/33585489027.pdfIn PDF document text
- http://ibtaker.ps/userfiles/file/rududafemadolotesofodugup.pdfIn PDF document text
- http://kaies.cn/upfiles/210713173440700285mor2yt.pdfIn PDF document text
- http://obermeyer-modemarkt.de/upload/file/xunidubexib.pdfIn PDF document text
- https://anandamsanyal.com/userfiles/file/2677406327.pdfIn PDF document text
- http://bsp-oblspl.org/ckfinder/userfiles/files/sikaw.pdfIn PDF document text
- http://t-p-fortune.com/userfiles/file/62300666956.pdfIn PDF document text
- https://washlounge.in/ckfinder/userfiles/files/sumumafizogezazixajupugi.pdfIn PDF document text
- http://bajcsidavidfoto.com/_user/file/zofilagimubenatel.pdfIn PDF document text
- http://www.empresshasnoclothes.com/siteuploads/editorimg/file/gibutugogisen.pdfIn PDF document text
- https://controlcert.se/wp-content/plugins/formcraft/file-upload/server/content/files/160a3c827454ab---56759288939.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/Om9ozkHLxGw/uplcv?utm_term=construction+of+autotransformer+pdfPDF 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_off0000c638.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC638 | 17384 bytes |
SHA-256: 1f4fd0a23c19b40c0bbbe73af8fd5cfebdfc912e6ef56d3e1f74db3ff5ba0511 |
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font_01_sfnt_off0000f335.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF335 | 10864 bytes |
SHA-256: 8a83dc253f85b05d9593a4e1379bd8cdf0f16cb474828b943ab83a738f292c44 |
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font_02_sfnt_off00010c5b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10C5B | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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