MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was flagged by multiple heuristics and a machine learning classifier as malicious, with ClamAV identifying it as a phishing trojan. It contains numerous external URIs and links pointing to compromised WordPress sites and other disposable hosting, suggesting a link farm designed to redirect users to malicious content. The presence of these links indicates an attempt to exploit users by directing them to potentially harmful websites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9947
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://medvor.ru/uplcv?utm_term=one+piece+stampede+full+movie+kissanime
- https://webtraffic.ch/wp-content/plugins/super-forms/uploads/php/files/fvjon09bdqh8rdv5ub86uqkl2s/508951252.pdf
- https://robertmatzuzi-massagetherapist.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/1609f9aed7c305---xinuzajap.pdf
- https://pousadamarazul.tur.br/wp-content/plugins/formcraft/file-upload/server/content/files/1607fffa21175b---16889981633.pdf
- https://californiaoptionsrealestate.com/wp-content/plugins/super-forms/uploads/php/files/50d65d4063d62cc37ec95823119ce94e/95798277660.pdf
- https://visionbrindes.com/admin/fckeditor/userfiles/file/68305318515.pdf
- http://for-rent-aalst.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b3572c49912---falizikisagowikarobuxixev.pdf
- http://alliance-ltd.com/userfiles/68287333529.pdf
- http://amghanoi.com/images/ckeditor/files/17368007784.pdf
- http://staceyasp.com/UserFiles/file/50070087272.pdf
- http://pansophers.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c868068a83d---3795291520.pdf
- https://halobysciton.com/wp-content/plugins/formcraft/file-upload/server/content/files/160d54bbc3473f---82170658718.pdf
- https://wita.lt/images/files/kataliduz.pdf
- http://fashioncenterpoint.com/wp-content/plugins/super-forms/uploads/php/files/126f281743c0e8ec875f0b56684234f9/zunefulogu.pdf
- https://www.jahnigterbraak.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1607088a33832a---judajorom.pdf
- http://josephlillianmorrisfamily.com/clients/59960/File/dofutefodeforaxisajib.pdf
- https://atamergranit.com/userfiles/file/pakis.pdf
- https://latework.cz/soubory/40580919991.pdf
- http://asupuro.com/user_data/image//file/66116399541.pdf
- http://sieckultury.pl/wp-content/plugins/super-forms/uploads/php/files/35434fb1b34eb9b1ce8a48c0ef15a941/webigepesakowesivikejo.pdf
- http://paymentsbusiness.ca/wp-content/plugins/formcraft/file-upload/server/content/files/160dd9dcb3fe40---48734693576.pdf
- http://ekolojikweb.net/upld/userfiles/file/sutalozodawejabirodolu.pdf
- https://inchiriereelicoptere.ro/wp-content/plugins/formcraft/file-upload/server/content/files/160c1d585bb357---12283015291.pdf
- https://www.sidertest.it/wp-content/plugins/formcraft/file-upload/server/content/files/160722f9e5b2fb---14707170791.pdf
- https://hotelritariccione.it/wp-content/plugins/formcraft/file-upload/server/content/files/16093ca47a042b---mavulagorewasose.pdf
- https://anmimar.com/royal/userfiles/file/65403626314.pdf
- 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_off0000c1b2.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC1B2 | 16792 bytes |
font_01_sfnt_off0000d9c4.bin02ec129b56bd52abd3eba90550bb33c97c3d62f2890e9b6937d0d70ccc27b8ab |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD9C4 | 16456 bytes |
font_02_sfnt_off00010471.bince6ba75b5297a836c2d8ad8191b0433e30cbfad55ba92f3a1b25e58c2b869e0a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10471 | 10964 bytes |
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