MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file was flagged by ML classifiers and ClamAV as malicious, indicating a phishing or malware distribution attempt. It contains numerous links to external websites, many hosted on compromised CMS platforms or disposable domains, suggesting a link farm designed to redirect users to malicious content. The presence of embedded URLs and the overall structure point towards an attempt to exploit users through deceptive links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9953
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://topclassgreenery.nl/images/file/vatudovafogasuraxoxekas.pdf
- https://aljazeerahdrilling.com/userfiles/files/64595653409.pdf
- http://pck.malopolska.pl/wp-content/plugins/super-forms/uploads/php/files/56445eb433ed1982d1878bcb2a7fa6e2/rujenufixobewirimarivi.pdf
- https://mk-sito.it/uploads/file/35296686310.pdf
- https://www.bouldersudbury.org/wp-content/plugins/formcraft/file-upload/server/content/files/160bf06c1f03ad---93331402182.pdf
- https://www.hemoroidklinigi.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606d4366a9a45---simigadisuxudaxokobi.pdf
- https://www.capitalroofingct.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609269d5508d5---bumuwuxedajom.pdf
- https://study-go.info/wp-content/plugins/super-forms/uploads/php/files/f230096fc52ccd53f238ddbae61f004e/kifigujorawusidu.pdf
- http://famillespourstarlight.com/clients/a/a9/a9b42c05011d3bb27e7f7ec2ed30324f/File/58680777600.pdf
- http://barudan.hk/UploadFile/file/20210525180006481.pdf
- http://bioident.pl/photos_fck/file/gobugusizubimifabuluta.pdf
- https://readxyz.org/wp-content/plugins/super-forms/uploads/php/files/8e575c4737e6ef30970cb79797c31877/59937563842.pdf
- http://saxonrt.hu/img/userfiles/files/31727690584.pdf
- http://lab4050.com/upload/editor/file/kinofoxafav.pdf
- https://livredart.com/ckfinder/userfiles/files/milaz.pdf
- https://www.certificagreen.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b3500a4027d---64287330632.pdf
- http://ldbell1965.net/clients/85689/File/55163383343.pdf
- https://www.pferde-fuer-unsere-kinder.de/wp-content/plugins/formcraft/file-upload/server/content/files/160c55b38048c1---lolilafuxijifibafaxu.pdf
- http://elcampoeco.org/FCKeditor/file/kumazutox.pdf
- http://for-rent-leuven.com/wp-content/plugins/formcraft/file-upload/server/content/files/16084fd3105f6f---84894494654.pdf
- https://mzr-avocats.com/buddha/ckfinder/userfiles/files/voxidug.pdf
- http://banphimchuot.com/userfiles/file/60085534011.pdf
- http://festivaldeliteraturadepereira.com/wp-content/plugins/formcraft/file-upload/server/content/files/16081af7064bb4---13067495160.pdf
- https://bonpetsupply.com/wp-content/plugins/formcraft/file-upload/server/content/files/16075ea8ff25e6---69377631829.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/3CAf4wW3hvY/uplcv?utm_term=angels+and+demons+book+pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000d4bf.bin5ce0df2a1668e9eb03f08b1fe20407c63ffa43e287c93cda40439cfdb9226803 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD4BF | 17176 bytes |
font_01_sfnt_off000101a9.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x101A9 | 16792 bytes |
font_02_sfnt_off000119c0.bin85bf112ce77ba72e9947a25db5bc905fc8677f857db1c27985ee2cf1611e4e11 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x119C0 | 10764 bytes |
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