MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains numerous embedded URLs, many of which point to compromised CMS upload directories or are hosted on disposable domains, indicating a link farm designed to distribute malicious content. The ML classifier and ClamAV detection strongly suggest malicious intent, likely related to phishing or malware delivery.
Machine Learning
- Nyx PDF Classifier malicious score 0.9833
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://adamlegal.com/userfiles/file/56470586780.pdf In PDF document text
- https://wickedcheesy.com/images/file/78599691444.pdfIn PDF document text
- http://dailycan.com/userfiles/files/wuxubuwefosexedisawo.pdfIn PDF document text
- https://pabausa.org/wp-content/plugins/formcraft/file-upload/server/content/files/1608b3e488747b---vedofozuvarotesedubizopi.pdfIn PDF document text
- http://inspirationallabels.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/160ab38e1cbd0f---5269703217.pdfIn PDF document text
- http://conwaychristian.org/wp-content/plugins/formcraft/file-upload/server/content/files/160aa9b4cec0cb---tivixudobinuxasemoreve.pdfIn PDF document text
- https://specialbrands.gr/wp-content/plugins/super-forms/uploads/php/files/6c140513ccc22684bb8f7617b72f3ef7/63990227597.pdfIn PDF document text
- http://workcoop.org/fckeditor/userimages/file/20210627172051.pdfIn PDF document text
- https://menuiserie-sainte-anne.fr/userfiles/file/40674794298.pdfIn PDF document text
- http://www.vivelamusica.es/wp-content/plugins/formcraft/file-upload/server/content/files/160ad7321d8539---suxalawisivoli.pdfIn PDF document text
- http://pitneyclan.com/clients/c/c7/c7afcfad87c307b096642b2e35f52d25/File/vujijijabutofexeja.pdfIn PDF document text
- http://www.rolstoellift.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609060edd3cd5---67438412267.pdfIn PDF document text
- https://www.hontoys.com.au/wp-content/plugins/super-forms/uploads/php/files/fjtfl9leqqa7i9l4obgo6jp0l2/66665550544.pdfIn PDF document text
- http://draftingfloorplan.com/ckfinder/userfiles/files/dadovufeju.pdfIn PDF document text
- http://www.agrosystem.com.tr/wp-content/plugins/formcraft/file-upload/server/content/files/1607b3b3204628---refegefapirim.pdfIn PDF document text
- http://english-island.pl/wp-content/plugins/super-forms/uploads/php/files/gnne2gcf3u2lcms4r3nlqou841/63302636597.pdfIn PDF document text
- https://tourpon.kr/FileData/ckfinder/files/20210627_D5CF6FA1ED0B3B1A.pdfIn PDF document text
- https://vibangthuaphatlai.net/uploads/files/gezotalofibejeneda.pdfIn PDF document text
- http://wenxuezj.com/images/File/15374312996.pdfIn PDF document text
- http://pierrevillers.fr/mairie_files/file/xudekezop.pdfIn PDF document text
- http://vorne-sitzen.eu/pcms/content/file/3111267878.pdfIn PDF document text
- http://thm-holding.ru/wp-content/plugins/super-forms/uploads/php/files/f2afdb0ed803cb6461895ab0a828099a/zirek.pdfIn PDF document text
- http://studiotecnicofrisoli.com/userfiles/files/8362197184.pdfIn PDF document text
- https://adm.allianceflooring.net/wp-content/plugins/super-forms/uploads/php/files/95970b63df3ef7ddd43da7c062138f81/86324479596.pdfIn PDF document text
- https://circolodelpistone.ch/userfiles/file/50048477656.pdfIn PDF document text
- https://shellserva.nl/docs/Image/file/gitorarodukuvival.pdfIn PDF document text
- http://cambridgekapurthala.com/damana/userfiles/file/14583179227.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/3CAf4wW3hvY/uplcv?utm_term=pet+bottle+recycling+project+report+pdfPDF 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_off0000e4f4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE4F4 | 17188 bytes |
SHA-256: 9701ee39b8124658532bc8da1021531090c6f5da569a4382d06487d6504dd0a5 |
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font_01_sfnt_off00011238.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11238 | 10852 bytes |
SHA-256: 97452c213ac6f7b26940539f66817471237f3a81c5437492781256b463c9091f |
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font_02_sfnt_off00012ae8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12AE8 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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