MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous embedded URLs, many of which point to compromised WordPress sites or disposable hosting, suggesting a link farm designed to redirect users to potentially malicious content. The ML classifier and ClamAV detection strongly indicate malicious intent, likely related to phishing or malware distribution.
Machine Learning
- Nyx PDF Classifier malicious score 0.9953
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://yuha.be/_files/file/medapetofafevinajideb.pdf
- http://asu78.ru/userfiles/file/65223151403.pdf
- http://alnoorcity.com/userfiles/file/25047062138.pdf
- https://rebates.forex/wp-content/plugins/super-forms/uploads/php/files/ss3gua1707q88cotnmt5754jt3/49494185656.pdf
- http://linker-apps.com/files/vezisinepufutovijonu.pdf
- https://luxmarketing.agency/wp-content/plugins/super-forms/uploads/php/files/sre9mcnivucmaoou4gtb5l1eft/95682573525.pdf
- https://accuratesearch.com/userfiles/file/99580356964.pdf
- http://onlinepravenconsultant.com/uploads/wysiwyg/files/94332811525.pdf
- http://reikihaus.com/clients/75291/File/migezovofeginife.pdf
- http://kaufdeinauto.de/wp-content/plugins/formcraft/file-upload/server/content/files/1608515fe13862---vekuxasezebulovinewelata.pdf
- https://thepetrichortouch.com/wp-content/plugins/super-forms/uploads/php/files/msvg04q1fmao9dm1cnt6c5raib/bagemadapozigusugesufolip.pdf
- https://www.lesson-online.org/wp-content/plugins/super-forms/uploads/php/files/qqoetae938rcou9prdq9c0ben0/29819097434.pdf
- https://alcc.vn/wp-content/plugins/super-forms/uploads/php/files/ucoppllh6osg0obb4gufvhkie5/sajezudarefutufuzu.pdf
- http://inlikeflintlogistics.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607bc739b6a4b---63274347158.pdf
- https://amartzon.store/wp-content/plugins/super-forms/uploads/php/files/641aada94cabe89963d06d3585daa259/derivanemuzinajefirojo.pdf
- http://www.neslihanonur.com/wp-content/plugins/super-forms/uploads/php/files/48769085d108d283f464d075eb46a17a/wukupidob.pdf
- https://agsposure.org/wp-content/plugins/super-forms/uploads/php/files/60242af277efaddb59b72bf668e3b6e6/1534037653.pdf
- https://law.myvzl.com/wp-content/plugins/super-forms/uploads/php/files/t6gflhsg0kn1hm65hdpjsgvfs6/94478704314.pdf
- http://salonlomi.pl/wp-content/plugins/formcraft/file-upload/server/content/files/160755309988f1---zorumarunexuxikejon.pdf
- http://hud101.vn/webroot/img/posts/files/74694193545.pdf
- https://happycustomerservice.com/wp-content/plugins/super-forms/uploads/php/files/3c034ab2571a01dfe10476ab0971ff5d/nanatomawumofom.pdf
- http://elitaliaweb.it/upload/file/30399885690.pdf
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b36d9ca0878---90155378678.pdf
- http://kingspec.su/wp-content/plugins/super-forms/uploads/php/files/dipv7uok5753d7rm8l4a7vebm2/pafizudapijaz.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/FevRqgeaUVY/uplcv?utm_term=so+before+i+go
- 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_off0000d0df.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD0DF | 16792 bytes |
font_01_sfnt_off0000e8f1.bin1eadceb4ad04aded50a8e9e82668ab724cd040082f52a15681a804359de17a0b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE8F1 | 18292 bytes |
font_02_sfnt_off000117a4.bin48230eecb877ca7c6a119ed802857ec1eee45e5df9008e22bc0d959dfefed7df |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x117A4 | 10028 bytes |
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