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 compromised WordPress sites hosting other PDF files. Heuristics indicate this is a link farm designed to distribute content, and ClamAV detection confirms its malicious nature. The ML classifier also strongly flagged this PDF as malicious.
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 https://www.simcoerecovery.net/wp-content/plugins/super-forms/uploads/php/files/0fhbaj8q9o3qo1e3ekmm526ls1/govedogewegonixeva.pdf
- http://gostinica-domodedovo.ru/files/xojanamonetek.pdf
- http://ganan10.co.il/wp-content/plugins/formcraft/file-upload/server/content/files/160a597fe18e6d---29283936195.pdf
- http://ingmarcofaedi.com/userfiles/files/xuwagatebowi.pdf
- https://abyway.lv/images/ck_images/files/32547734588.pdf
- http://zadonskiy.ru/wp-content/plugins/formcraft/file-upload/server/content/files/16076f03831683---22257065344.pdf
- http://braintradingbcn.com/wp-content/plugins/super-forms/uploads/php/files/7e90e325ad12ae2d9e94499f25c8f429/10283610276.pdf
- http://thomasbelldescendants.com/clients/40432/File/fituder.pdf
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/16079c1791432a---48974411517.pdf
- http://alexhofford.com/temp/files/file/21668704945.pdf
- http://www.advokat.com/app/webroot/img/fck/file/21639710819.pdf
- http://stroynerud-sm.ru/wp-content/plugins/formcraft/file-upload/server/content/files/1607e7fc72af16---fojuxuminufelus.pdf
- http://www.mondzorgvesa-voorschoten.nl/wp-content/plugins/formcraft/file-upload/server/content/files/160dc5581b448c---nupozopipegifukexud.pdf
- http://www.bewegeninarnhem.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1606f256287f41---kexepajegukuwudoruwa.pdf
- https://onlinendttraining.net/files/lawasepobilobunuwop.pdf
- http://syuncyoku.jp/upload/file/kerulajesajadirepo.pdf
- https://www.c2commercial.com/wp-content/plugins/super-forms/uploads/php/files/3d5b9d1f3288693bd92494b8b314e510/78040444247.pdf
- https://anzmrrn.org/wp-content/plugins/formcraft/file-upload/server/content/files/160c854791b4e2---kataki.pdf
- http://alkanboya.com/files/file///42081778921.pdf
- https://www.sussexweddingservices.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/16095dc17da495---40876864808.pdf
- https://www.medicalart.com.tr/wp-content/plugins/formcraft/file-upload/server/content/files/1607986b938cad---9597493761.pdf
- http://tragiaocolamsapa.com/userfiles/image/file/83666238451.pdf
- https://segurosjdd.com/wp-content/plugins/super-forms/uploads/php/files/n10olq537fb9u4jh0uuki1dji0/gizonibexabakefuxitujumo.pdf
- http://totalfinance.ca/wp-content/plugins/formcraft/file-upload/server/content/files/16089fa4c2f720---77030772086.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/GLLx1DTH0VQ/uplcv?utm_term=power+pamplona+android
- 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_off0000d332.bin969bbb537ca5bcf2edc243d0e6ecb4f8d4968f4a900e19c32a08d4525f7f4993 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD332 | 10376 bytes |
font_01_sfnt_off0000ea97.binc2e54ebde118ca1c708a565d3884c665d55fb58d3a1f4b81b48cf84f7044b2aa |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEA97 | 17020 bytes |
font_02_sfnt_off000115e7.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x115E7 | 16792 bytes |
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