MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains numerous links hosted on compromised WordPress sites, suggesting a link farm designed to redirect users to malicious content. The presence of a 'download button' heuristic further supports a lure-based attack pattern.
Machine Learning
- Nyx PDF Classifier malicious score 0.9848
Heuristics 7
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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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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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://www.gainerwindows.ca/wp-content/plugins/super-forms/uploads/php/files/umoeino7jlbknftid1l5pqsum1/47365804339.pdf In PDF document text
- http://alhouti.com/userfiles/file/nobasiwazekepudizij.pdfIn PDF document text
- https://www.adcgrain.com/wp-content/plugins/super-forms/uploads/php/files/344e59685c0e552b86eff9c35e02aa5c/dagikikusifakotimibiz.pdfIn PDF document text
- https://k2salight.com/wp-content/plugins/super-forms/uploads/php/files/c601c678e5b875991e2141dd69c45b0c/2507802429.pdfIn PDF document text
- https://independentmusicleague.com/wp-content/plugins/super-forms/uploads/php/files/599c2778503cd3f6486e19e31e22b71e/woganuzijuvupoxaruzemagej.pdfIn PDF document text
- https://drivingschoolofnorthtexas.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a43ca9ec07d---53885981187.pdfIn PDF document text
- http://skup-laptopow.com/wp-content/plugins/formcraft/file-upload/server/content/files/160cdf74340ba7---2569736768.pdfIn PDF document text
- https://wavesmaroochydore.com/wp-content/plugins/super-forms/uploads/php/files/3b58lrhr7useb8ea6slb70jgsa/31517629071.pdfIn PDF document text
- http://mountmedpharmacy.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/16072419f6bac1---zowazapipojevilugo.pdfIn PDF document text
- http://ithaca1960.com/clients/8/87/874e400c25abfb160fd1c0cf9913fcd0/File/51691293479.pdfIn PDF document text
- http://www.meditt.com/wp-content/plugins/super-forms/uploads/php/files/gbl5707amnpa8sgtmjk50chidj/26985977568.pdfIn PDF document text
- https://hcs1000.org/wp-content/plugins/super-forms/uploads/php/files/2d0498a666eae5e747107f266c0e1d9e/3199333277.pdfIn PDF document text
- http://www.laterveer-biesenbeek.nl/ckfinder/userfiles/files/jiviwunebilov.pdfIn PDF document text
- http://teckim.it/themes/userfiles//files/kinekaxuwureruzogovipokew.pdfIn PDF document text
- http://akicgiyim.com/userfiles/file/vegorefazologedat.pdfIn PDF document text
- http://berbun.com/user_img/file/nulodulibusijutuwum.pdfIn PDF document text
- http://mtecommerce.it/public/news/file/51829530224.pdfIn PDF document text
- http://www.oschouston.com/osc/wp-content/plugins/formcraft/file-upload/server/content/files/1606cc9d35b9a9---rutina.pdfIn PDF document text
- https://www.proctoloji.com/wp-content/plugins/formcraft/file-upload/server/content/files/16079feb1d1974---51412545124.pdfIn PDF document text
- https://memoservicesrl.it/file/saketinotapibejoxarap.pdfIn PDF document text
- http://amazingindiaphotos.com/amazingindiaphotos//upload/fckimage/file/29023896265.pdfIn PDF document text
- http://acecaalcoy.com/userfiles/file/63563255210.pdfIn PDF document text
- https://divinenine.net/userfiles/file/vopavakifakudukajeg.pdfIn PDF document text
- http://bjoybrands.com/wp-content/plugins/formcraft/file-upload/server/content/files/16083e027353e4---87909851345.pdfIn PDF document text
- http://benardoutlite.com/admin/fckeditor/fckdata/file/wobevabupobelepolopumafor.pdfIn PDF document text
- https://vietfun.com.vn/wp-content/plugins/super-forms/uploads/php/files/tmi2aga58778ntgibkkccc7ila/84712470723.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/GLLx1DTH0VQ/uplcv?utm_term=15x15+multiplication+tablePDF 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_off0000f139.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF139 | 16488 bytes |
SHA-256: b1ea83015f3456a591ce8da60d2786469000d7d5784d5711aa9c6843071b4ca7 |
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font_01_sfnt_off00011c32.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11C32 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00013449.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13449 | 10696 bytes |
SHA-256: 852f0fb2afc142ff70458ff6014752194025ea444e20ff919f7fe204515922b7 |
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