MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains numerous links to external websites, many of which are hosted on compromised or disposable domains, indicating a link farm designed to redirect users. The ML classifier and ClamAV detection strongly suggest malicious intent, likely phishing or malware distribution. The presence of multiple PDF_SEO_DISPOSABLE_LINK_FARM and PDF_COMPROMISED_CMS_UPLOAD_LINK_FARM heuristics further supports this assessment.
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://testsitehq.com/ckeditor-ckfinder-integration/uploads/files/49480934557.pdf In PDF document text
- http://alkanboya.com/files/file///jopatomevumeloguvidegi.pdfIn PDF document text
- http://wenxuezj.com/images/File/44857964899.pdfIn PDF document text
- http://chelseacarpet.com/ckfinder/userfiles/uploads/27154343192.pdfIn PDF document text
- https://www.indee-r.fr/wp-content/plugins/super-forms/uploads/php/files/856af90528ea93c65a3d8ef86649b14b/48497028547.pdfIn PDF document text
- http://wecans.net/_UploadFile/Images/file/jazovulajatelupipadivobi.pdfIn PDF document text
- http://nfrostov.ru/upload/files/kinuton.pdfIn PDF document text
- http://jjw-led.com/userfiles/file/87759726534.pdfIn PDF document text
- https://veaodaibrahma.com/uploads/image/files/41121805314.pdfIn PDF document text
- http://xn--80aaffebba2apgigwiiececnggk9e4k.xn--p1ai/pict/file/54233585727.pdfIn PDF document text
- http://fitsiluet.cz/data/file/zoxikofifeduperomapebim.pdfIn PDF document text
- http://vitalbafitnessclub.eu/userfiles/files/35301648350.pdfIn PDF document text
- http://mim2010.ru/userfiles/file/2704305029.pdfIn PDF document text
- https://grupahatak.pl/admin/_fck_files/file/suligusomu.pdfIn PDF document text
- https://rdsdealers.com/ckfinder/userfiles/files/68084573272.pdfIn PDF document text
- http://techmechengineers.com/uploads/24733867083.pdfIn PDF document text
- http://www.training4thefuture.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/1613e72c427440---vepuvogarebuzevigowu.pdfIn PDF document text
- http://goteneplast.se/files/images/file/86203572165.pdfIn PDF document text
- http://thanhtindesign.vn/uploads/image/files/fudevozu.pdfIn PDF document text
- https://minlinart.com/archive/upload/files/86192571953.pdfIn PDF document text
- https://metrosecuritynepal.com/assets/userfiles/files/xemidu.pdfIn PDF document text
- http://szjwwj.com/userfiles/file///bekuvoxedomilijebupisisi.pdfIn PDF document text
- http://www.fotografoeventimilano.com/wp-content/plugins/formcraft/file-upload/server/content/files/16132cf17f301d---3661668046.pdfIn PDF document text
- http://alliance-ic.ru/uploads/file/33906453294.pdfIn PDF document text
- http://bangkokmagnetwire.com/ecodev_test/image_system/files/56335617804.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/A3Ryygt5BCM/uplcv?utm_term=alexa+play+storePDF 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_off0000d373.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD373 | 10244 bytes |
SHA-256: 6d48f392189072efa8005ae3b2d92b65a5a7edc0b13e769cfb9d0cdb694c181f |
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font_01_sfnt_off0000eab3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEAB3 | 17620 bytes |
SHA-256: fb19f3dbb26fe4a3e5be716da637c7ad39555257fc2c165f8dd6dd55806a7a1c |
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font_02_sfnt_off00011884.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11884 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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