MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous links to external resources, many of which are hosted on compromised websites or disposable domains, suggesting a link farm designed to obscure the true destination. The presence of ClamAV detection and ML classification as malicious, along with heuristics indicating a link farm and external URI usage, strongly suggests a phishing or malware distribution attempt. Although no scripts were explicitly extracted, the PDF structure and heuristic firings point towards a malicious intent to redirect users to harmful content.
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://bruceautoservice.com/files/file/74798838114.pdf In PDF document text
- https://maturana.cl/upload/file/roredo.pdfIn PDF document text
- http://avalon-essenzen.at/userfiles/file/29594620351.pdfIn PDF document text
- http://www.farmaciapenil.es/userfiles/files/fijomekune.pdfIn PDF document text
- http://amirafouad.com/uploaded_files/file/28553196300.pdfIn PDF document text
- http://balassalaw.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/70795752061.pdfIn PDF document text
- https://web-sila.ru/wp-content/plugins/super-forms/uploads/php/files/c2d11548dbc0b8ddc50f13c4e8e37b6d/saluxakegawufojiribixe.pdfIn PDF document text
- http://coiffurenais.com/userfiles/file/gibetanivug.pdfIn PDF document text
- http://abcbyspu.com/ckfinder/images_store/files/25166972003.pdfIn PDF document text
- http://redwoodpwr.com/wp-content/plugins/super-forms/uploads/php/files/g676b0mmqbv10755mhbudcqf30/foridujodexiso.pdfIn PDF document text
- http://imssp.by/data/images/fxeditor/file/wemodoseweje.pdfIn PDF document text
- http://oguzlarotomatiksanziman.com/depo/sayfaresim/file/gifodigikorepakoden.pdfIn PDF document text
- http://verkoop-je-wagen.be/wp-content/plugins/formcraft/file-upload/server/content/files/1608298647df70---91442089097.pdfIn PDF document text
- https://dermo.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607e955ea29f4---topanasebolalaladafiseli.pdfIn PDF document text
- https://area34.info/wp-content/plugins/super-forms/uploads/php/files/0c5o1rennjle3988csig3iisv3/26036410852.pdfIn PDF document text
- http://apexnepaltravel.com/userfiles/file/51396353393.pdfIn PDF document text
- https://rimsball.com/ckfinder/userfiles/files/50098029358.pdfIn PDF document text
- https://gw21.ch/uploads/userfiles/file/70960672197.pdfIn PDF document text
- http://jedwines.com/cmsCart//upload/file/48912711298.pdfIn PDF document text
- http://sieuthibongda.net/ckfinder/userfiles/files/lobewamukiwupevuzonajuvol.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/GLLx1DTH0VQ/uplcv?utm_term=download+finance+books+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_off0000daa3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDAA3 | 10732 bytes |
SHA-256: 8b577bf07c891a7c015c06d9e8c90173decdf35c5368e9f423f2f29ae44afcb9 |
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font_01_sfnt_off0000f337.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF337 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00010b49.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10B49 | 19408 bytes |
SHA-256: 185362f8b2400ed06218d1f7a7dad5d4b37cf13255b87c6603925ff0290e5301 |
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