MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. Heuristics identified it as a link farm, with many URLs pointing to compromised CMS upload directories or disposable hosting. The document body is unreadable, but the presence of numerous external links suggests a phishing or SEO manipulation attack pattern.
Machine Learning
- Nyx PDF Classifier malicious score 0.9956
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://thewentworthco.com/wp-content/plugins/super-forms/uploads/php/files/ek7rrps1nterm3lah9bh7sr7aq/8339616585.pdf In PDF document text
- https://www.jemelectric.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c1d919c91e2---ginekobazelivalu.pdfIn PDF document text
- http://hotararicedo.ro/files/files/91050665340.pdfIn PDF document text
- https://cutletsmeat.com/wp-content/plugins/formcraft/file-upload/server/content/files/160adbc25cc689---94254275521.pdfIn PDF document text
- https://sidexsideaudio.com/wp-content/plugins/formcraft/file-upload/server/content/files/160aa5c7774404---lujupuj.pdfIn PDF document text
- https://aymsoft.us/aym_image/files/subobikofanewujegudime.pdfIn PDF document text
- http://mosjob.ru/images/file/kozowulimetudenul.pdfIn PDF document text
- http://fotografiafrancescosomma.com/userfiles/files/lirubakenijiferote.pdfIn PDF document text
- https://ludifrance.fr/userfiles/file/fimegiwinubobodutasimelu.pdfIn PDF document text
- http://okmarin.ru/userfiles/file/14119304368.pdfIn PDF document text
- http://faradbox.pl/files/file/32552292178.pdfIn PDF document text
- http://ontsgoi.shop/uploads/files/vuvubatexifitunere.pdfIn PDF document text
- https://burmesecatclub.nz/wp-content/plugins/super-forms/uploads/php/files/855ded7808c7727287099aef5965db22/demimisuzipuvejafaxez.pdfIn PDF document text
- https://akdenizokullari.k12.tr/wp-content/plugins/super-forms/uploads/php/files/eg489ob800n52o8o625a7g4ka3/kelekelejow.pdfIn PDF document text
- http://www.apsetedavisi.com/wp-content/plugins/formcraft/file-upload/server/content/files/160723f716bc6a---jeborunifivegima.pdfIn PDF document text
- http://soft-pro.hr/upload/datoteke/vozakix.pdfIn PDF document text
- https://evocative.ru/wp-content/plugins/formcraft/file-upload/server/content/files/160c9571de6876---66224681673.pdfIn PDF document text
- http://krindustria.com.br/site/wp-content/plugins/formcraft/file-upload/server/content/files/1606cb43a21dac---90441472592.pdfIn PDF document text
- http://adams-gold.ru/archive/image/file/85121994210.pdfIn PDF document text
- https://interesttour.com/wp-content/plugins/super-forms/uploads/php/files/499062d530be1c7fb2d35573e0ecc3d0/13711693259.pdfIn PDF document text
- https://bentzendesign.se/wp-content/plugins/formcraft/file-upload/server/content/files/160cc95e38193d---vamawaximase.pdfIn PDF document text
- https://neavocats.com/wp-content/plugins/super-forms/uploads/php/files/1cd887a2cc976edbd4ca6ebe4832108e/68438933607.pdfIn PDF document text
- https://tirthmobile.com/wp-content/plugins/super-forms/uploads/php/files/ikan5dkou4n7mtahmfmuarrda4/siwovugujez.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/DOqCt-cVA4I/uplcv?utm_term=uncle+setnakt%27s+essential+guide+to+the+left+hand+pathPDF 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_off0000bb32.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBB32 | 11032 bytes |
SHA-256: 50b56f9a45738a595fa9609bf24435df1efbd0b4a1e9c2e46682b9face505b2e |
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font_01_sfnt_off0000d4aa.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD4AA | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000ecbc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xECBC | 16556 bytes |
SHA-256: 67813841bf80e60ec99634c418d940aef2d4d0c85aeac25ad391965d7aca058a |
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