MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded URLs, many of which point to WordPress upload directories on potentially compromised sites, indicating a link farm designed to lure users to external content. The ML classifier and ClamAV detection strongly suggest malicious intent, likely phishing or a scam, by leveraging these links to redirect users. The file's creation by wkhtmltopdf suggests it may have been generated programmatically for this purpose.
Machine Learning
- Nyx PDF Classifier malicious score 0.9992
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://cbelmira.com/wp-content/plugins/super-forms/uploads/php/files/iusnr8icq0rqtdqsk96ckd06r7/molixogerolalujavipe.pdf
- http://pk.mo/userfiles/file/tosozabin.pdf
- http://krindustria.com.br/site/wp-content/plugins/formcraft/file-upload/server/content/files/160a6084d2c558---46029019293.pdf
- http://www.leesii.com/wp-content/plugins/formcraft/file-upload/server/content/files/16079b44c433a9---lamudafaroxitinoxigugiku.pdf
- http://cdmatik.com/uploads/file/zodorinesorovisiwip.pdf
- http://businesslegalgroup.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/39207201469.pdf
- http://dbcasagayathottam.org/assets/uploads/cms_images/files/zotakenamuvasamubavib.pdf
- https://www.clubmanizales.com.co/wp-content/plugins/formcraft/file-upload/server/content/files/160bb5690d766f---wivalalozufukovew.pdf
- http://stark-tools.ru/images/uploaded/lusujawafop.pdf
- https://unitedcardsolutions.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c5b44b31483---wipewafivimajuxebidureka.pdf
- http://grupomarsamo.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609c23a1ec1db---faseronegir.pdf
- https://ancoraeducacion.com/images/15243320157.pdf
- http://nitexprofi.cz/userfiles/file/mepefuxomamewodawad.pdf
- https://stef-nancy.fr/upload/document/wivotibivobixoliruto.pdf
- http://rapet.hu/files/75795541644.pdf
- http://mlkscholarshipsmilwaukee.org/clients/f/f0/f021f13c5c598389be7e913a1ae626ff/File/kawazinutevesavalagulove.pdf
- https://www.letspassdriving.co.uk/wp-content/plugins/super-forms/uploads/php/files/17qvj4godrfgmid4n99j20stnl/fibulaniw.pdf
- http://skup-laptopow.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609251d31c34e---xibikonazorodopopugelobiv.pdf
- http://atallmed.com/userfiles/files/71716756440.pdf
- http://asesoriagarpe.com/wp-content/plugins/formcraft/file-upload/server/content/files/160767754c3978---52863623477.pdf
- http://polyacer-ecp.com/userfiles/files/20210706_211509.pdf
- http://fashioncenterpoint.com/wp-content/plugins/super-forms/uploads/php/files/6b827d81543ca04e175a92d45cd60d3e/68737684085.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/zMnd8XtcwSM/uplcv?utm_term=beauty+and+the+beast+series+season+1+watch+online
- 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_off000102e0.bin9b75fcc3dacdba8061b656401f4fc9aac86ff8b48c552da4f354bbc47d67ae16 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x102E0 | 17676 bytes |
font_01_sfnt_off0001311e.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1311E | 16792 bytes |
font_02_sfnt_off00014935.bin6f2ccfb8002e1aaa09cae7b8e3982d5e73e5a02773a5b60fbf65e17d19540801 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14935 | 11012 bytes |
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