MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded URLs, many of which point to websites hosted on compromised CMS platforms 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 through these links. The presence of a feedproxy URL, while benign, is part of the link farm strategy.
Machine Learning
- Nyx PDF Classifier malicious score 0.9965
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 http://xn--b1akwe.xn--p1ai/userfiles/file/siwewojolikoxojozudo.pdf In PDF document text
- https://cvsc.co/userfiles/file/61775714060.pdfIn PDF document text
- http://dmkert.hu/files/file/tunib.pdfIn PDF document text
- https://muacash.com/webroot/img/files/fozorezutuxumitipas.pdfIn PDF document text
- http://www.jcca.co.in/wp-content/plugins/formcraft/file-upload/server/content/files/161360f16b0a6d---potipedupivojofedunexix.pdfIn PDF document text
- https://www.db-ynox.fr/ckfinder/userfiles/files/danevopibidujo.pdfIn PDF document text
- https://classconnbio.com/img-jacson/files/besepipadab.pdfIn PDF document text
- http://newdimension.su/userfiles/file/43466055298.pdfIn PDF document text
- http://agataklimowska.pl/userfiles/file/xasotizalitipemi.pdfIn PDF document text
- https://allcreaturesinc.com/files/files/71134295045.pdfIn PDF document text
- https://www.crossfitparamaribo.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613e1d63c84c2---6820460132.pdfIn PDF document text
- http://mofrantech.com/userfiles/file/29544813119.pdfIn PDF document text
- http://softtox.com/new/userfiles/file/wajuz.pdfIn PDF document text
- https://mavismanagement.com/wp-content/plugins/formcraft/file-upload/server/content/files/161466e1ad7e75---93413074341.pdfIn PDF document text
- http://labellebeaute.com.hk/ckfinder/userfiles/files/87259445665.pdfIn PDF document text
- http://www.fliesen-brill.de/wp-content/plugins/formcraft/file-upload/server/content/files/1613381476b0fb---gakusij.pdfIn PDF document text
- https://habibitours.com/ckfinder/userfiles/files/54316673540.pdfIn PDF document text
- http://mko-yug.ru/wp-content/plugins/super-forms/uploads/php/files/eee659e4f6029ab02dcb289a66809d07/zuxifopude.pdfIn PDF document text
- http://ncfc.com.tr/ckfinder/userfiles/files/vikatopuwaxuguziwelod.pdfIn PDF document text
- http://peter-crooks.com/userfiles/file/wolebitoribozesobepel.pdfIn PDF document text
- http://balassalaw.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/18633706630.pdfIn PDF document text
- https://bohemiamaestro.com/webpagebuilder/ckfinder/userfiles/files/vavimabojekovidid.pdfIn PDF document text
- https://ascend.sut.ac.th/ce/2017/src/plugins/ckfinder/userfiles/files/26202902945.pdfIn PDF document text
- http://noospc.ru/SITE/files/editor/file/88197108431.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/BvfzZFkJO3s/uplcv?utm_term=pokemon+go+apk+joystick+2021PDF 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_off00010da7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10DA7 | 18844 bytes |
SHA-256: 158e0fea72a840fcbbf4cf74aebbcf26c1f8aefbf27b5991da8dec455dd7db2c |
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font_01_sfnt_off00013f17.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13F17 | 11204 bytes |
SHA-256: 961fd291855d87f4b0e060777a23e42e0b6d6540408b34c15fd2b4a6522de0d9 |
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font_02_sfnt_off0001597c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1597C | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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