MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous links pointing to compromised WordPress sites, identified by heuristics like 'PDF_SEO_DISPOSABLE_LINK_FARM' and 'PDF_COMPROMISED_CMS_UPLOAD_LINK_FARM'. The ClamAV detection and ML classifier also indicate maliciousness. The primary purpose appears to be directing users to potentially malicious or spam content through a network of compromised websites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9786
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://amfmeg.org/wp-content/plugins/formcraft/file-upload/server/content/files/1609fb6a8b5a66---10609188919.pdf In PDF document text
- http://www.bridalchapel.com/wp-content/plugins/formcraft/file-upload/server/content/files/160818ca6b3a7d---31778941494.pdfIn PDF document text
- https://higher-reason.com/wp-content/plugins/super-forms/uploads/php/files/f5lupodkn9b1a8dagjk86e4cea/falojuwoxuxudokov.pdfIn PDF document text
- https://a-1commercialkitchenservices.com/ckfinder/userfiles/files/84539281400.pdfIn PDF document text
- https://datawire.gr/files/files/debanefoxikon.pdfIn PDF document text
- http://maidnheaven.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606fc58e85e82---74270587172.pdfIn PDF document text
- http://marinda.ru/pics/images/file/84497827758.pdfIn PDF document text
- http://akcjonariusz.com/UserFiles/file/raginolizanelobulolur.pdfIn PDF document text
- https://morganmethod.com/ci/userfiles/files/63032918890.pdfIn PDF document text
- https://www.avenueroadadvertising.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c07fbcad09a---75502263591.pdfIn PDF document text
- https://voyagerf.ru/wp-content/plugins/super-forms/uploads/php/files/2012591c5bbba4d4493e73da1020fa96/zoranepugada.pdfIn PDF document text
- https://oiweld.com/wp-content/plugins/super-forms/uploads/php/files/cdc2a25564b615cad784d03ce0342da4/18782691761.pdfIn PDF document text
- https://q-web.ro/wp-content/plugins/super-forms/uploads/php/files/asrufiaf3ib951kmmlkbrv7r0g/mopojoluxazidogewu.pdfIn PDF document text
- http://ljhalls.com/wp-content/plugins/super-forms/uploads/php/files/8310a9d4a5e9820b2752455e87c2bd3d/nimanabapawe.pdfIn PDF document text
- http://www.icodar.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609a0641ad143---ladawagiguwekipedudipubaw.pdfIn PDF document text
- https://soechi.id/userfiles/file/wekotewep.pdfIn PDF document text
- http://grupogmec.com/wp-content/plugins/formcraft/file-upload/server/content/files/160aa665762a71---zegabunozolutunivo.pdfIn PDF document text
- https://brylka-kfz.de/wp-content/plugins/formcraft/file-upload/server/content/files/160c872d6366cf---bejokimusu.pdfIn PDF document text
- https://yar-net.ru/userfiles/file/nesevodasel.pdfIn PDF document text
- https://www.chortho.co.uk/wp-content/plugins/super-forms/uploads/php/files/mathsh7auc1ej29crortl5ta6b/mibiru.pdfIn PDF document text
- https://propertiproperty.com/Uploads/userfiles/files/dekeberuvarorofux.pdfIn PDF document text
- http://aksaaydinlatma.com/img/editor/image/file/25246212987.pdfIn PDF document text
- https://skyfireconsulting.com/wp-content/plugins/super-forms/uploads/php/files/bj2j8828ou65adtvvg2t6ncmjl/73238051614.pdfIn PDF document text
- http://ctkupavna.ru/upload/file/lexakureloredav.pdfIn PDF document text
- https://signaturetowerpune.com/wp-content/plugins/super-forms/uploads/php/files/3pdpve77f0q9k2i91snqqggf83/wopuruxomevumutigugu.pdfIn PDF document text
- https://xn----8sbaavnccwq4am.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/5c26fd4adba4a9387b74c64da73dd41c/sijiv.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/ngfLrbzwjls/uplcv?utm_term=forget+me+not+movie+2009PDF 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 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000ee0c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEE0C | 18160 bytes |
SHA-256: a29286f70b94c126f82764681527cdf75d14fa4aea86b7ed18242a3d30d272db |
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font_01_sfnt_off00011da6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11DA6 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off000135b7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x135B7 | 16192 bytes |
SHA-256: 97e3f73a58ccdd4784c9ae1678d9f90717e6b6d0c87c36bf93adb8865ef65ebd |
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font_03_sfnt_off00014b44.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14B44 | 10528 bytes |
SHA-256: 2141a1c7da44c7f1d9ca2baebb510e6ef261c9fa2ccdf499cceb8a4b44eb17cd |
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