MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file is identified as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. The document contains numerous links pointing to compromised WordPress sites and disposable hosting, suggesting a link farm used for SEO poisoning to lure victims with promises of free downloads. The embedded URLs, such as 'https://nomylo.ru/uplcv?utm_term=the+secret+in+tamil+mp3+free+download', are designed to redirect users to potentially harmful content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9999
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://nomylo.ru/uplcv?utm_term=the+secret+in+tamil+mp3+free+download PDF link annotation
- http://www.optionassurance.ca/wp-content/plugins/formcraft/file-upload/server/content/files/160a0bb032da54---jifumotamewe.pdfIn PDF document text
- https://yarsan.ru/wp-content/plugins/super-forms/uploads/php/files/5dcc7c78df6578644e1893d5a526a6ec/gutalawikovikipu.pdfIn PDF document text
- https://amezdigital.com/wp-content/plugins/super-forms/uploads/php/files/9240b0d3f7d328b4b27fdcf41dbc92b6/xoxoritewuxofudenupumosup.pdfIn PDF document text
- https://mattweidnerlaw.com/wp-content/plugins/formcraft/file-upload/server/content/files/160881653cc552---39992084159.pdfIn PDF document text
- https://backcountryplayground.com/wp-content/plugins/super-forms/uploads/php/files/acdd7e9612b458187cea4b51f93e775b/12423958230.pdfIn PDF document text
- http://droprint.my/home/ququ4923/public_html/userfiles/file/lukiwigabede.pdfIn PDF document text
- https://estigotours.com/wp-content/plugins/super-forms/uploads/php/files/89eae23de7c74144a8e57314f77c1589/gubutu.pdfIn PDF document text
- http://phillipwhiting.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608256b48848c---weketupimawujosusomiju.pdfIn PDF document text
- https://vakukh.ru/wp-content/plugins/super-forms/uploads/php/files/708e6fd281ff1af9b89e9cbd205c9014/43164705670.pdfIn PDF document text
- https://eyestech.in/wp-content/plugins/super-forms/uploads/php/files/0hbhscfv47ofr00cfao55um5sc/botorijakejokix.pdfIn PDF document text
- http://christembassydocklands.org/wp-content/plugins/super-forms/uploads/php/files/c4a82ec8770793cc2000c6a4ca1f8928/norumof.pdfIn PDF document text
- http://crystalnymph.by/wp-content/plugins/super-forms/uploads/php/files/fb018625fc804cd98dc38681cd98b9f8/jezurabososifiwewisefux.pdfIn PDF document text
- http://verkoop-je-wagen.be/wp-content/plugins/formcraft/file-upload/server/content/files/1607eb0bbf2876---81566142818.pdfIn PDF document text
- https://monuments-msk.ru/wp-content/plugins/super-forms/uploads/php/files/1485d07f11aadfe6242c9b4e75a2d951/depozinujam.pdfIn PDF document text
- http://www.prieteniitehnicii.ro/documente/file/12716744158.pdfIn PDF document text
- https://klingende-zeder.de/wp-content/plugins/formcraft/file-upload/server/content/files/160a82ce01c315---relusirutirigapunidilup.pdfIn PDF document text
- http://africa-emergence2019.com/userfiles/file/kiguno.pdfIn PDF document text
- https://thejasmineway.net/wp-content/plugins/super-forms/uploads/php/files/948989a1sl4ms2pbe73ab3qu9o/48840362023.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- 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://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000e0cf.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE0CF | 5600 bytes |
SHA-256: 137af7b60512285c07150fe86a6a668bf73b82321359e2508b800135f5b65f38 |
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font_01_sfnt_off0000f3c1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF3C1 | 11456 bytes |
SHA-256: 62cd334d5315324a8c39bd1a754513328c282c4ffc3abd7601c8c0d78aa15537 |
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