MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF was flagged by a machine learning classifier and ClamAV as malicious, specifically as a phishing trojan. It contains numerous embedded URLs pointing to compromised WordPress upload directories, suggesting it functions as a link farm to distribute malicious content or phish users. The presence of multiple external URIs and link farm indicators supports this assessment.
Machine Learning
- Nyx PDF Classifier malicious score 0.9957
Heuristics 7
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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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Urgency / deadline lure low SE_URGENCY_LUREDocument contains urgency or deadline language ('account will be terminated', 'action required within 24 hours', etc.) — useful context, but low-signal without other findings
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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://amenagementsoleil.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609260dc3d7ab---83176775064.pdf In PDF document text
- http://wghsclassof69reunion.com/clients/b/b3/b33699c65747f61a54cd06c2fab73d22/File/6159740500.pdfIn PDF document text
- http://gpmpoolandspa.com/ckfinder/userfiles/files/rifovadexagilakaxul.pdfIn PDF document text
- https://beribuket.ru/wp-content/plugins/super-forms/uploads/php/files/341b9541d34971d442c466ea81b638cb/buweniwopaguwixafakewu.pdfIn PDF document text
- http://www.bestlifepolicy.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/1607cd6cb5e961---xaguwowuzidowotu.pdfIn PDF document text
- https://projectmine.hu/ckfinder/userfiles/files/18040003080.pdfIn PDF document text
- http://farmaciafici.com/userfiles/files/wuvukewoxirolulob.pdfIn PDF document text
- http://ctmmaximoravenna.com/ckfinder/userfiles/files/pemufitotibifidobo.pdfIn PDF document text
- http://leebyenghun.com/new/upload/board/files/6777738650.pdfIn PDF document text
- http://lavera.it/wp-content/plugins/formcraft/file-upload/server/content/files/1607a4dcd5a48b---navotulovuzabelugudob.pdfIn PDF document text
- https://fotoprint.lv/downloads/file/33154082759.pdfIn PDF document text
- http://eiffelflowersquesnel.com/userfiles/file/buvapozew.pdfIn PDF document text
- http://ontheedgeofnow.com/wp-content/plugins/formcraft/file-upload/server/content/files/160abf0fb6385d---74560910097.pdfIn PDF document text
- http://ambulatorioveterinariocamali.com/userfiles/files/3464545256.pdfIn PDF document text
- http://yuanyoujie.vip/userfiles/file/44956087650.pdfIn PDF document text
- https://bestmiamiturf.com/wp-content/plugins/super-forms/uploads/php/files/f55e2b53a2b56ea9565a539a9b87df87/57683856063.pdfIn PDF document text
- https://www.capitalroofingct.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609ba1c73c487---38475146494.pdfIn PDF document text
- https://cargobull.cz/res/file/zavolejizoboxeliduxupun.pdfIn PDF document text
- http://gardenofsound.com/userfiles/files/51467062614.pdfIn PDF document text
- https://wlao.on.ca/wp-content/plugins/super-forms/uploads/php/files/c3903960fbf6d5558a28198d43d9eb7e/53477780424.pdfIn PDF document text
- https://webmodels.studio/wp-content/plugins/formcraft/file-upload/server/content/files/160c492c425446---41077090958.pdfIn PDF document text
- http://thefutureofgolf.eu/wp-content/plugins/formcraft/file-upload/server/content/files/1610c5d3607a74---bebolajibewizabip.pdfIn PDF document text
- http://vrieshorst.nl/images/uploads/file/16982969365.pdfIn PDF document text
- https://pinotcar.com/wp-content/plugins/super-forms/uploads/php/files/c43f30f493c4edc5eaf66f7de811ed1e/74094952173.pdfIn PDF document text
- http://paynechapelduquesne.org/clients/9/9b/9b910c66cef3ae2d1bb1fd5804160a19/File/jizegadar.pdfIn PDF document text
- https://zlatartopalovic.rs//files/xuzilujevuwixe.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/3vuEKuznOb8/uplcv?utm_term=3+day+potty+training+boot+campPDF 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_off0000ef7b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEF7B | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00010792.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10792 | 10840 bytes |
SHA-256: 283c0ba3b6f1a9234651891e3ca3854719815b92289966f1babc2bb6238c84f9 |
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font_02_sfnt_off0001201c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1201C | 17536 bytes |
SHA-256: 9cd48d7ba50c61d97e74d33910a2b7678d37e58162562fc9405710a5422a61e6 |
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