MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains a large number of embedded URLs, many of which point to compromised websites or disposable hosting, indicating a link farm designed to distribute traffic. The ML classifier and ClamAV detection strongly suggest malicious intent, likely related to phishing or malware distribution through these links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9985
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://camelcarpet.org/d/files/15255629329.pdf In PDF document text
- http://clinicaveterinariabilancino.it/userfiles/files/goxasugafarupujajutuf.pdfIn PDF document text
- http://fatamorgana.fr/uploads/assets/file/17564704393.pdfIn PDF document text
- http://perilatomsk.ru/ckfinder/userfiles/files/26126679043.pdfIn PDF document text
- http://www.gleason.com.au/application/third_party/ckfinder/userfiles/files/85627774473.pdfIn PDF document text
- https://llibreriaha.com/img/events/file/dajejid.pdfIn PDF document text
- http://koreanhotpot.com/uploads/files/nitejifavadizemizonikiri.pdfIn PDF document text
- http://praguetransfer.com/files/file/97084416515.pdfIn PDF document text
- http://lawngo.net/fckfiles/japigeripinidevasajofubo.pdfIn PDF document text
- http://cdhsalumni.com/clients/28864/File/76371641947.pdfIn PDF document text
- https://www.intermediastudios.com.mx/wp-content/plugins/super-forms/uploads/php/files/9fe475cf30ef1d9886659325bb480e70/65857953657.pdfIn PDF document text
- https://www.phoenixdentalacademy.co.uk/wp-content/plugins/super-forms/uploads/php/files/4693530f4fb967fa89751c5e6b3b53f7/89719651281.pdfIn PDF document text
- http://geteffective.biz/uploadfiles/file/97945642748.pdfIn PDF document text
- http://kernenshepler.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/pozixokusamipug.pdfIn PDF document text
- https://simplehome.ro/ckfinder/userfiles/files/79679412645.pdfIn PDF document text
- http://pc-driver.ru/userfiles/files/81891938850.pdfIn PDF document text
- http://staples1981.com/clients/b/ba/ba027a536d51c1d997ee76cae6dc9017/File/xarikowoseja.pdfIn PDF document text
- http://portalpr-b2b.es/img/user//file/_0077236001630372091.pdfIn PDF document text
- https://stoneappeal.in/FCKeditor/file/xozumaxutivodibufonanazav.pdfIn PDF document text
- http://yatros.ro/wp-content/plugins/formcraft/file-upload/server/content/files/16096f03c48134---53941735155.pdfIn PDF document text
- http://southwest62.com/clients/6/66/666176aa584decdbf8d0f1e9213c5ee1/File/maxepiro.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/6naE_Nh8_CY/uplcv?utm_term=livro+cuidados+intensivos+de+enfermagem+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_off0000c6f7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC6F7 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000df0e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDF0E | 11040 bytes |
SHA-256: 1c8686aa89dbd67e09ea9796f061d965bd10b64bf9ba92c5ad52eea33a7b0ba5 |
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font_02_sfnt_off0000f893.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF893 | 20360 bytes |
SHA-256: cdbcf6fbbec414cc8060e5decb932733cad3bf4277b132a2b298dd63a6453e52 |
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