MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The sample was detected as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. It contains numerous links pointing to compromised WordPress upload storage and disposable hosting, suggesting a link farm designed to redirect users. While no scripts were explicitly extracted, the PDF structure and link farm heuristics point towards a phishing or malware distribution scheme.
Machine Learning
- Nyx PDF Classifier malicious score 0.9949
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://comfortinnbarrie.com/phpsites/vertical_living/uploads/file/59869472350.pdf
- https://www.uniqueartzz.com/wp-content/plugins/super-forms/uploads/php/files/l3ruv89ck5stsq6nj2ha2j1jp1/zudubimen.pdf
- https://sportli.co.il/wp-content/plugins/formcraft/file-upload/server/content/files/16082eecc7ecb0---24202270281.pdf
- https://petroblend.com/wp-content/plugins/formcraft/file-upload/server/content/files/160728966e3c6b---bewezogokinipi.pdf
- https://victory-agency.com/wp-content/plugins/formcraft/file-upload/server/content/files/160d4d7ee931d2---mizetelukesuwabevebawidun.pdf
- http://temple.mo/userfiles/file/fuzeziwuvibike.pdf
- http://nowyhotelik.pl/userfiles/file/10293704430.pdf
- http://nacyc.jp/Upload/file/sotujasib.pdf
- https://horacebatten.com/ckfinder/userfiles/files/53862330769.pdf
- http://www.canadiantreasurer.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ccb3da3ccc9---daxanifipotitesatil.pdf
- http://kystop.com/wp-content/plugins/super-forms/uploads/php/files/2hl19bdnre3rb3elhvi090bct1/xajakasoko.pdf
- https://www.truesdalepainting.com/wp-content/plugins/formcraft/file-upload/server/content/files/160878249ef232---7023786635.pdf
- http://suportti.com/wp-content/plugins/formcraft/file-upload/server/content/files/160d8790ab0243---mekefudubejadoxodenawotub.pdf
- https://storage-in-motion.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607df07810f0f---59804180364.pdf
- https://www.charroninc.com/wp-content/plugins/super-forms/uploads/php/files/939f791152dd704adbb41fc030f0ff8f/povodisexamisizoteru.pdf
- https://kayakbranson.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608b047610f4a---lolixo.pdf
- https://www.hed-endo.hr/wp-content/plugins/formcraft/file-upload/server/content/files/1609201be34e64---delukibokuxupoxavaporesex.pdf
- http://princeworldwide.com/multimedia/userfiles/file/tijezibanik.pdf
- http://www.jhannahs.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606ca82949c82---44384455389.pdf
- http://xn--90ad5ackt1d.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/facbe452519f0ff33908e16590050db5/943583745.pdf
- https://primax.fr/wp-content/plugins/super-forms/uploads/php/files/9j4jo5kavaunimr8p36dmce3n0/7827221964.pdf
- http://www.airportlimofortlauderdale.net/wp-content/plugins/formcraft/file-upload/server/content/files/160779d65cfcb5---84467021761.pdf
- https://www.jahnigterbraak.nl/wp-content/plugins/formcraft/file-upload/server/content/files/160772eefe7f7d---9414739317.pdf
- https://amartzon.store/wp-content/plugins/super-forms/uploads/php/files/f8b29361c438cfbfdf3162f2e2b49100/ropopino.pdf
- http://xn--365-pn7mwb654m2qn.com/ckupload/files/dirakejufiguzetan.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/BkSY9tpko7c/uplcv?utm_term=angels+according+to+bible
- 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_off0000d582.bincc8d3f00ed8b8e3d6fc51aa6e4e92dfb487235863061ba7754b2324ecdacf244 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD582 | 16836 bytes |
font_01_sfnt_off0001015d.bincd8c681f60bd5e709e8a9a8e40fd10dde0c90c96520950cfb63ff0ee81199514 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1015D | 10668 bytes |
font_02_sfnt_off000119c4.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x119C4 | 16792 bytes |
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