MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a large number of links, many pointing to compromised WordPress sites hosting other PDF files, indicating a link farm designed to distribute malicious content. ClamAV detected this as Pdf.Phishing.Trojan, and ML classifiers also flagged it as malicious. The presence of numerous links to potentially compromised domains suggests a phishing or malware distribution campaign.
Machine Learning
- Nyx PDF Classifier malicious score 0.9913
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 http://cameronhaddock.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608fb3733516f---40263044014.pdf In PDF document text
- http://renovfab-menuiserie.com/userfiles/file/85713423387.pdfIn PDF document text
- https://alignerco.com/wp-content/plugins/super-forms/uploads/php/files/a2942f972625728cd43a7e287795edc2/nebugevedud.pdfIn PDF document text
- https://drivetripper.com/userfiles2020/files/57577877911.pdfIn PDF document text
- https://www.costaverde.it/wp-content/plugins/formcraft/file-upload/server/content/files/160da9c6b2429d---17056062571.pdfIn PDF document text
- https://www.baileysmilk.com/wp-content/plugins/super-forms/uploads/php/files/4deb5c635484238314cf9e583e28385a/sibezuzaropasukinobapat.pdfIn PDF document text
- http://bobiniauto.com/userfiles/file/43072725219.pdfIn PDF document text
- http://global-gypsum.com/wp-content/plugins/formcraft/file-upload/server/content/files/16079f32dd3f2b---61830392267.pdfIn PDF document text
- https://alice-immo.com/userfiles/file/19719363673.pdfIn PDF document text
- https://www.napariverinn.com/wp-content/plugins/super-forms/uploads/php/files/db1085b17959c21515e30887ca41b033/totumifebobilatigoxizado.pdfIn PDF document text
- https://www.karavanlakesfet.com/wp-content/plugins/super-forms/uploads/php/files/430458560b597b4c13bb61e115c6495b/34814365165.pdfIn PDF document text
- http://argra.rs/wp-content/plugins/formcraft/file-upload/server/content/files/160a944d53cfe7---11430643148.pdfIn PDF document text
- http://vodnik48.ru/content/file/kigijoralosipidigamuguk.pdfIn PDF document text
- http://southportrubbish.com/wp-content/plugins/formcraft/file-upload/server/content/files/1610402fdabf2a---xogonipilobovub.pdfIn PDF document text
- https://tecnibat.net/uploads/archivos/zimegowarotob.pdfIn PDF document text
- http://trenermichal.pl/wp-content/plugins/formcraft/file-upload/server/content/files/161093e69f2523---jumatuxi.pdfIn PDF document text
- http://www.phonefixcomo.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b8cf79c5793---zinopizujakorum.pdfIn PDF document text
- http://mynigaoe.com/upload/file/20210721055011.pdfIn PDF document text
- http://iseveranscopy.com/upload/editor/file/45520554954.pdfIn PDF document text
- https://webmodeli.com/wp-content/plugins/formcraft/file-upload/server/content/files/160f7227d13582---15442799680.pdfIn PDF document text
- https://mandalaconfeccao.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1608a06e8482b7---vebojetebixopakuva.pdfIn PDF document text
- http://xn----8sbpvg0afdbe.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/t2ulgf424dv79k3nkp6bki0bl6/jovogaxugalozefonedibuz.pdfIn PDF document text
- https://cls-toronto.com/wp-content/plugins/super-forms/uploads/php/files/3731bc67b69b9777537ce7a23c259f08/60216226199.pdfIn PDF document text
- http://upservice.expert/admin/ckfinder/userfiles/files/japiz.pdfIn PDF document text
- https://www.sabiamente.es/wp-content/plugins/formcraft/file-upload/server/content/files/1607c5991a87e3---53216845169.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/6naE_Nh8_CY/uplcv?utm_term=how+to+make+a+bunk+bed+in+minecraft+easyPDF 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_off0000f96e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF96E | 11116 bytes |
SHA-256: 71582259a9db7083902cce2fc0617fd16dfbac7faa9e5cd1d66fef8baddcca70 |
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font_01_sfnt_off00011364.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11364 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00012b76.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12B76 | 17220 bytes |
SHA-256: 637efa5a9124a029140f22726625ed91a0d70165f2bd60e1a51a2113989e6914 |
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