MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains numerous embedded URLs, many pointing to compromised WordPress sites, suggesting it functions as a link farm to redirect users to malicious content. The PDF structure and embedded URLs are consistent with phishing or malware distribution tactics.
Machine Learning
- Nyx PDF Classifier malicious score 0.9972
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://smidgel.ru/uplcv?utm_term=notes+on+g+harmonica
- http://caribsplash.org/wp-content/plugins/formcraft/file-upload/server/content/files/1608406690e815---mijikibanufonefil.pdf
- http://phillipwhiting.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a288e74af93---xebuzagaposarunuxaxosibob.pdf
- https://studio45.live/wp-content/plugins/super-forms/uploads/php/files/vaeg62ih8on2b25d6rq18mv3td/27607161544.pdf
- http://az4group.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160a60de074ade---ginotuviviz.pdf
- https://govox.co.uk/wp-content/plugins/super-forms/uploads/php/files/spm1i2e4598ij9l5uk66gkng14/16112443764.pdf
- http://raduzhniy.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609b46a64b439---bujip.pdf
- http://beautybybelief.com/admin/images/file/rinijikawaru.pdf
- https://www.dyna-tech.nl/wp-content/plugins/formcraft/file-upload/server/content/files/16078e409d6bbc---49644974951.pdf
- https://amerismithenterprises.com/wp-content/plugins/super-forms/uploads/php/files/a2ad109cefcec637b4a14c2d2491199f/jadasolusokedewojukusokik.pdf
- https://alkhairi.co.uk/wp-content/plugins/super-forms/uploads/php/files/388e4c60e307639647a03935f657af50/lemejem.pdf
- http://artmetinc.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a45f3f70379---45541329506.pdf
- http://robalton.es/Albums/images/file///52023895845.pdf
- https://www.ikedatosou.com/wp-content/plugins/formcraft/file-upload/server/content/files/16078750bb32f0---28754118156.pdf
- http://sonntag-immobilien.lu/userfiles/files/furezifikatimik.pdf
- https://www.movingwithmagna.com/wp-content/plugins/super-forms/uploads/php/files/b4e01c1b5d05e4a3b1b0cee085720f1b/wepofojivite.pdf
- https://alfa-clining.ru/wp-content/plugins/super-forms/uploads/php/files/40f09fb61f00646aa2d0352217ad06c2/sokugavopeza.pdf
- https://diphong.com/uploads/jumepiminifomaruzusodiso.pdf
- https://www.gsccn.it/wp-content/plugins/formcraft/file-upload/server/content/files/1607d8ca25824a---62757224171.pdf
- http://www.hotel-margherita.com/wp-content/plugins/formcraft/file-upload/server/content/files/16071a7d663e72---gezoporanugevibasafa.pdf
- http://www.auditsi.com/wp-content/plugins/formcraft/file-upload/server/content/files/16095cc737e530---fojadiwotogikikogowesog.pdf
- http://frederickfollows.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/160b60514ceeeb---maxifikomomeroda.pdf
- 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_off0000e089.bin01ad79a821d8a31ef74aa82e7e3f3b343e7bb6a709a39046b81fdd82822fcfa8 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE089 | 10608 bytes |
font_01_sfnt_off0000f8a7.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF8A7 | 16792 bytes |
font_02_sfnt_off000110b9.bin4aed1712afb3dd60a066def3199dea556be6041229d01813e324832c44f56ebb |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x110B9 | 16880 bytes |
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