MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains numerous links pointing to compromised WordPress sites and other disposable hosting, suggesting a link farm or phishing lure. The PDF structure and embedded URLs are consistent with attempts to redirect users to malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9964
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 http://milcontabil.com.br/wp-content/plugins/super-forms/uploads/php/files/92hpmn9ejbgf4dchnr8i7nd0k3/12208323692.pdf
- http://pulsarvn.com/media/ftp/file/talinukaletemebadifipa.pdf
- https://pelicanfinancialnetwork.net/ckfinder/userfiles/files/15979091677.pdf
- http://kwik-it.ru/wp-content/plugins/formcraft/file-upload/server/content/files/1607935aad74c1---50666867813.pdf
- http://chikatere.com/Upload/files/xakiv.pdf
- https://idfusionllc.com/wp-content/plugins/super-forms/uploads/php/files/d693b229e48be7da0a3b0e10abf5d8a3/61765286142.pdf
- https://christianboudreau.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ad02b1e7b30---83487780125.pdf
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607f3b08a352f---32071865471.pdf
- http://anapharmata.hu/ckfinder/core/connector/php/files/91997015777.pdf
- https://floridaholidayplanner.com/wp-content/plugins/super-forms/uploads/php/files/0650dcbdf15d54fb65a066168a0f0c47/10967769931.pdf
- https://www.sanier.pl/wp-content/plugins/super-forms/uploads/php/files/r6acep96bhngvcrd3l9h8hut4b/kekiguwugalaragufegim.pdf
- http://cattaneoarchitetti.it/userfiles/files/27769573767.pdf
- http://giriconsultancy.com/content_files/files/gowevigesamijosofefosuk.pdf
- http://www.mearesandassociatesllc.com/siteuploads/editorimg/file/94913425386.pdf
- https://www.jemelectric.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a5702537927---wefejuxire.pdf
- http://www.elsecretodelolivo.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607ab169b6fd8---65728330026.pdf
- http://optimus.org.au/wp-content/plugins/formcraft/file-upload/server/content/files/16076adec717ea---nowima.pdf
- http://feach.ie/images/uploads/file/4834822474.pdf
- http://www.empresasdelimpeza.info/wp-content/plugins/formcraft/file-upload/server/content/files/1609ac2e0e37c6---95095232577.pdf
- http://www.uvhk.com/wp-content/plugins/formcraft/file-upload/server/content/files/16090382dac6d5---65425344685.pdf
- https://arizonalightingsales.com/wp-content/plugins/super-forms/uploads/php/files/6831d85f3771056512457a5863e6ad77/buwebad.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/DOqCt-cVA4I/uplcv?utm_term=submissive+girl+stories
- 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_off0000ec33.bin4e5c1c9e6260130834e502e98c72c0e7733409d32441cb565fcdc018a6af3a44 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEC33 | 17056 bytes |
font_01_sfnt_off0001185f.binde841d58accc4f9d9e45e9c633b28e5043cf983530f494bfca3166868f690a0a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1185F | 10564 bytes |
font_02_sfnt_off00013082.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13082 | 16792 bytes |
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