MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains multiple heuristics indicating it's a link farm pointing to compromised CMS uploads and disposable hosting, suggesting a phishing or malware distribution lure. The ML classifier and ClamAV detection strongly indicate malicious intent. The embedded URLs, while some are marked benign, are part of a larger pattern of redirection to potentially malicious sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9975
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 http://mclarenquartz.in/ci/userfiles/files/bekolopogexirol.pdf In PDF document text
- http://svsteinfurth.de/radsportfiles/file/85333824674.pdfIn PDF document text
- https://thietbixaydungcantho.com/canthomobile2/public/images/sanpham/files/dapusoririwekepuzegobukuw.pdfIn PDF document text
- https://gamletaarnhuset.no/wp-content/plugins/formcraft/file-upload/server/content/files/160a050cfbf7cd---jojedafugonalisip.pdfIn PDF document text
- http://dymenahealthcare.com//upload/fckeditor/file/58999879554.pdfIn PDF document text
- http://www.eflox.net/wp-content/plugins/formcraft/file-upload/server/content/files/1608bda663994e---59736943154.pdfIn PDF document text
- https://acrgroup.nl/userfiles/file/35434278067.pdfIn PDF document text
- https://0286869143.com/editor_images/files/varafinupilururef.pdfIn PDF document text
- https://mziagroup.com/wp-content/plugins/super-forms/uploads/php/files/4b7vmmn9imdo8mhb7sb4i938ac/lujuxoj.pdfIn PDF document text
- http://gzwep.com/img/file/20219114119.pdfIn PDF document text
- https://europacreativaeuskadi.eu/files/galeria/files/46068057809.pdfIn PDF document text
- http://studioingtassinari.eu/userfiles/files/xefomefurojutuper.pdfIn PDF document text
- https://ontime-taxi.kg/wp-content/plugins/super-forms/uploads/php/files/61759400a7dd79d60b571622943934b8/95506985009.pdfIn PDF document text
- http://www.sg-callenberg.de/wp-content/plugins/formcraft/file-upload/server/content/files/1609cb36802975---83156833230.pdfIn PDF document text
- https://trucraftsmanship.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ca48aab2d63---polilexaleropuronekud.pdfIn PDF document text
- https://yar-net.ru/userfiles/file/70203772468.pdfIn PDF document text
- http://tauben-buchmeier.de/kleinberliner-schuetzen/userfiles/files/84184615412.pdfIn PDF document text
- http://sirmamedia.com/ckfinder/userfiles/files/69953311034.pdfIn PDF document text
- https://asiaviews.org/wp-content/plugins/super-forms/uploads/php/files/5670q8taiv3f0pamospa03c395/64944940590.pdfIn PDF document text
- http://dtpokebar.com/uploads/files/gurulemivefawi.pdfIn PDF document text
- http://szpital-sulecin.pl/images/fckfiles/file/zekirubanijajalusovu.pdfIn PDF document text
- http://exosportsante.fr/ckfinder/userfiles/files/88066961733.pdfIn PDF document text
- http://babamoleskine.com/files/file/88623356634.pdfIn PDF document text
- https://cananalimdar.com/wp-content/plugins/super-forms/uploads/php/files/4bficlqq7adkchk5tt15l20pag/87876635888.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/fzgW7-mxBc0/uplcv?utm_term=basic+of+stock+market+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_off0000d18f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD18F | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000e9a6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE9A6 | 10776 bytes |
SHA-256: 2dc019dc4aefad277a71b912bda3b6e0080ae5f16f2ca88f7452584f39a51856 |
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font_02_sfnt_off0001028a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1028A | 19920 bytes |
SHA-256: f45c192b229e670d46527ab0693ce1f2789959ca7dafcdf2f015a0938fcc934f |
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