MALICIOUS
132
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The sample was detected by ClamAV as Pdf.Phishing.Trojan. It contains embedded JavaScript and numerous external URIs pointing to compromised WordPress sites, indicating a phishing or malware distribution attempt. The PDF structure suggests it's a link farm designed to redirect users to malicious content.
Machine Learning
- Nyx PDF Classifier suspicious score 0.3654
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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Embedded JS stream low PDF_JSPDF references a /JS stream. Generic JavaScript is common in benign forms; specific dangerous APIs are scored by separate rules.
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External URI info PDF_URIPDF contains an external URL action
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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://catamma.ru/uplcv?utm_term=social+media+journal+article+pdf PDF link annotation
- https://www.uniqueartzz.com/wp-content/plugins/super-forms/uploads/php/files/aai7ueqkpng02o6u6ic0n96s6t/wovite.pdfIn PDF document text
- http://fashioncenterpoint.com/wp-content/plugins/super-forms/uploads/php/files/5a4b0962ed7fb07d85254f6c1387b861/72712477728.pdfIn PDF document text
- http://srutimusic.org/userfiles/file/59273231776.pdfIn PDF document text
- https://abril.pe/wp-content/plugins/super-forms/uploads/php/files/bdnhplmh4gjr5gslgc64prrv77/fuwarom.pdfIn PDF document text
- http://reiki-roots.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/160a660e30ca5b---bojomewofineresaguruleke.pdfIn PDF document text
- https://www.bouwenaaneensterkwerkgeversmerk.nl/wp-content/plugins/formcraft/file-upload/server/content/files/16071397232338---bokuzupo.pdfIn PDF document text
- http://archi1919.com/smlclub-files/file/19788600209.pdfIn PDF document text
- http://www.farparts.cl/wp-content/plugins/formcraft/file-upload/server/content/files/16097e1f491ebb---zasesigemusazopazepep.pdfIn PDF document text
- https://spherule.org/wp-content/plugins/super-forms/uploads/php/files/6817d6033d1102fdab01cc9bc0d04cc3/tisedesorokewirafa.pdfIn PDF document text
- http://www.nanodrywash.com/wp-content/plugins/formcraft/file-upload/server/content/files/160926a91af592---padelugefonipilamona.pdfIn PDF document text
- https://ltgtrends.com/wp-content/plugins/super-forms/uploads/php/files/627eccc46f3f0dd519feab2dc6e28117/sodizuluv.pdfIn PDF document text
- http://gold-carsales.com/js/upload/files/31880489720.pdfIn PDF document text
- http://utuin.net/files/fckeditor/file/20732305668.pdfIn PDF document text
- https://canadianrelocation.net/wp-content/plugins/formcraft/file-upload/server/content/files/160ac2f10a4aed---79798303757.pdfIn PDF document text
- http://uktohabbarijamalta.com/files/file/sozupodexegusoxef.pdfIn PDF document text
- http://blissrenewbeauty.com/newerac2c/userfiles/file/88845880365.pdfIn PDF document text
- http://www.jimenez-casquet.com/wp-content/plugins/formcraft/file-upload/server/content/files/160bb022b417df---80419939993.pdfIn PDF document text
- https://www.rosebankprimary.co.za/inc/ckfinder/userfiles/files/numuzerukul.pdfIn PDF document text
- https://udruga-invalida.hr/files/20331232533.pdfIn PDF document text
- https://directprocessors.com/wp-content/plugins/formcraft/file-upload/server/content/files/160e0707410264---dujumewiroriwenu.pdfIn PDF document text
- http://narzedziascierne.eu/Upload/file/71170559599.pdfIn PDF document text
- https://www.frankreich-ferien.ch/wp-content/plugins/formcraft/file-upload/server/content/files/16091b8b891659---60821465655.pdfIn PDF document text
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00017456.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x17456 | 10920 bytes |
SHA-256: 09199e27d82c837b5a1cfdaf89662d57f0e78969f075ee3968499d56de0c0bb2 |
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font_01_sfnt_off00018d8b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x18D8B | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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