MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF document was flagged by multiple heuristics and an ML classifier as malicious, specifically identified as a phishing trojan. It contains numerous links to external websites, many hosted on compromised WordPress sites, suggesting a phishing or malware distribution campaign. The document body, though heavily obfuscated, appears to be a lure related to physical therapy, aiming to trick users into clicking malicious links.
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://laborke.ru/uplcv?utm_term=physical+therapy+for+cervical+disc+herniation PDF link annotation
- https://mattweidnerlaw.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607dd1ef48bb1---66112326871.pdfIn PDF document text
- http://caacoding.net/wp-content/plugins/formcraft/file-upload/server/content/files/160bd3b60208b5---28263496658.pdfIn PDF document text
- http://studiosaletta.it/userfiles/files/73625845460.pdfIn PDF document text
- https://iominneapolis.com/wp-content/plugins/super-forms/uploads/php/files/d083d1730ba69dc9b08c0f524d2ddd77/102165488.pdfIn PDF document text
- http://meyergarden.com/ckfinder/userfiles/files/monagubodimazuv.pdfIn PDF document text
- https://home18.ru/wp-content/plugins/super-forms/uploads/php/files/f2797fbf8aa18e19c3b1d017297d4d43/paputiralupunedisab.pdfIn PDF document text
- http://work4shop.cz/userfiles/file/gemewebalasimiz.pdfIn PDF document text
- http://careerhack.net/wp-content/plugins/formcraft/file-upload/server/content/files/1609f199adb235---21472549826.pdfIn PDF document text
- https://nnt52.ru/userfiles/file/xodomawomitinebus.pdfIn PDF document text
- http://firmykominkowe.pl/Obrazki/edytor/file/79568232542.pdfIn PDF document text
- https://europeancustomtailor.com/wp-content/plugins/super-forms/uploads/php/files/560f7a1f099044d89bca603491f8be12/22895719013.pdfIn PDF document text
- https://engravestone.com/wp-content/plugins/formcraft/file-upload/server/content/files/160783268ae436---lakefizurexo.pdfIn PDF document text
- http://vtracauto.com/wp-content/plugins/formcraft/file-upload/server/content/files/160cb21f2747cd---mivisuwodalunedu.pdfIn PDF document text
- http://www.x454.com/wp-content/plugins/super-forms/uploads/php/files/v0b86eee6djvrrptv6fho592a1/94290961800.pdfIn PDF document text
- http://ttlengenharia.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160949f15e8b3a---64023575909.pdfIn PDF document text
- http://ilkyoukais.com/Images/Media/files/febatevosipukan.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
- 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_off00013b8d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13B8D | 5404 bytes |
SHA-256: 646d4cc5b1124e2c0889db042fc09689e712e0ce55ead60ee5625900ecc5d00f |
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font_01_sfnt_off00014dfa.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14DFA | 11672 bytes |
SHA-256: 32e961adde2a503cdacc06a02acf99f53e9182f2138e1726e46f033855fe2983 |
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font_02_sfnt_off000174f2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x174F2 | 16060 bytes |
SHA-256: 4ef9506ee11a349461550e6b437e3786686b598308a87786035880d16624999d |
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