MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF was flagged by a machine learning classifier and ClamAV as malicious, specifically as a phishing trojan. It contains a link farm pointing to multiple compromised WordPress sites, suggesting an attempt to distribute malicious content or phish users. No scripts were extracted, but the presence of numerous external links indicates a likely redirection or download attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9913
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 https://www.oneirishrover.com/wp-content/plugins/super-forms/uploads/php/files/da5a71c41927653150114f67da1c2718/19999431403.pdf
- http://www.melodypods.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608a69c062a9c---wupevivuw.pdf
- http://cambridgekapurthala.com/damana/userfiles/file/nubonipunifenupotugizi.pdf
- http://chagatea.ru/wp-content/plugins/super-forms/uploads/php/files/a71049a0429e14f35a2777fff5833ed0/doluxovikomopites.pdf
- https://thejinglelab.com/wp-content/plugins/super-forms/uploads/php/files/osne3rriffrmdb36ekr9v7gqsf/fexalobovifovo.pdf
- https://rhdplumbing.com/wp-content/plugins/super-forms/uploads/php/files/b1a1de93827b8383db681ecfa19bf29c/2282829554.pdf
- https://laser-arena.ch/wp-content/plugins/formcraft/file-upload/server/content/files/16082ec2fca07c---57102394531.pdf
- https://www.stamfordtaxis.com/wp-content/plugins/super-forms/uploads/php/files/5qqffk5qlqpcfh3ska60t1h3mf/150276706.pdf
- https://sumangold.net.vn/wp-content/plugins/super-forms/uploads/php/files/r13od41rmjmgrm72fgohg9qfhb/pugoxadusokuxojebemi.pdf
- http://eventcompany.org/clients/e/e3/e30ef11cf4efe639fe6592aa37b9cb94/File/84883068057.pdf
- http://avtrak.ru/ckfinder/userfiles/files/28569020448.pdf
- http://amandamaitland.com/images/file/milibagiwulemoj.pdf
- http://www.oschouston.com/osc/wp-content/plugins/formcraft/file-upload/server/content/files/160a3a221dab83---sagime.pdf
- http://aberdeeneyes.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/160c2876196f0b---72613432057.pdf
- http://allprintusa.com/admin/images/file/79362808967.pdf
- http://vibrosystem.ro/wp-content/plugins/formcraft/file-upload/server/content/files/160781a3c243e6---53328884180.pdf
- https://fieldofgreen.com/wp-content/plugins/super-forms/uploads/php/files/e6e5956e18d8bc971a8a823dbfbbcaf6/47949365181.pdf
- http://dossalas.com/wp-content/plugins/super-forms/uploads/php/files/bb5f1a6e68fabb9ddf85e449936fde05/fivov.pdf
- https://nuevocoach.co.uk/wp-content/plugins/super-forms/uploads/php/files/a021a137337d7576c3ef27b2bd97b668/rewogivefaxoxejez.pdf
- http://www.sunarozlem.com.tr/wp-content/plugins/super-forms/uploads/php/files/rdhilinte4o4e2q4kqa8vvjua5/62736073531.pdf
- https://www.lowdoc-loans.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/160a9352fd8312---newozubima.pdf
- http://accessprecision.com/userfiles/file/baronufugovijasekida.pdf
- https://www.ikedatosou.com/wp-content/plugins/formcraft/file-upload/server/content/files/160bf9db640e06---pinonarodebudamagabul.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/A3Ryygt5BCM/uplcv?utm_term=cambridge+4+test+4+reading+answers
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0001ffec.bin59d4e3a2c815ed1b42485a9d33410632a3074eeee7cfa54b03e95e5d2ff21569 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1FFEC | 10760 bytes |
font_01_sfnt_off00021887.bin0da0f09d201a516eb5b9f90b55b2f5bb701ba5212415f6b027e7f9ff8e126d89 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x21887 | 19244 bytes |
font_02_sfnt_off00024b42.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x24B42 | 16792 bytes |
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