MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file was flagged by multiple heuristics, including a critical ClamAV detection for 'Pdf.Phishing.Trojan'. It contains numerous external links, many pointing to compromised WordPress sites, suggesting a phishing or malware distribution campaign. The ML classifier also strongly indicated maliciousness.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
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://oniceh.ru/uplcv?utm_term=drive+incubus+tab PDF link annotation
- https://sweetestspaparty.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a4922d26610---46282945464.pdfIn PDF document text
- http://racecross.com/upload/edito_fckeditor/file/rikoneg.pdfIn PDF document text
- https://www.tai.gr/wp-content/plugins/formcraft/file-upload/server/content/files/160a9362c8c4d4---58795142009.pdfIn PDF document text
- https://www.quatainvestimentos.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1608cfede00a4b---42548587799.pdfIn PDF document text
- http://queuemanagementsystems.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608468445ff78---zetefurotewinuvanizewu.pdfIn PDF document text
- http://mylodge-naoshima.com/50481065027.pdfIn PDF document text
- http://eperon-kochersberg.com/img_db/zedukasutosar.pdfIn PDF document text
- http://robalton.es/Albums/images/file///85018162079.pdfIn PDF document text
- http://jevades.com/aircraft/fckimages/file/72355520462.pdfIn PDF document text
- http://xn--80age2amlc.xn--80adxhks/pics/images/file/92111173285.pdfIn PDF document text
- http://ruoumoc.com/upload/files/pisowubatojarovazuz.pdfIn PDF document text
- http://multiseal.com.ph/wp-content/plugins/formcraft/file-upload/server/content/files/1607267ee40b63---peraget.pdfIn PDF document text
- https://thediamangroup.com/_images/files/53511685416.pdfIn PDF document text
- https://www.indee-r.fr/wp-content/plugins/super-forms/uploads/php/files/0557fe6c52db01ce867254c65bb7ef3f/fonodigafivuju.pdfIn PDF document text
- http://cedresarquitectura.com/wp-content/plugins/formcraft/file-upload/server/content/files/16076fc6f294f2---geger.pdfIn PDF document text
- http://rjt1.org/upload/files/40387377029.pdfIn PDF document text
- http://homelife-superstars.com/image/files/tajavimojije.pdfIn PDF document text
- https://www.yoursurveysurveyors.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/16083a7e801ac7---xutudalomivofobebimivev.pdfIn PDF document text
- http://veoguidecostarica.com/ci/userfiles/files/benovavubejisexufu.pdfIn 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://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_off0000d8ea.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD8EA | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000f0fc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF0FC | 18100 bytes |
SHA-256: 4cf0c817b8f0094f9d48a921b23525af54b9e9e09aa1d0f4467f277cdd54250c |
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font_02_sfnt_off00011f69.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11F69 | 10364 bytes |
SHA-256: ccf0f2a0597f8761dd6f8aaa80eddd450d1e1e4e296df773db5e586046bbad88 |
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