MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.001 User Execution: Malicious Link
The PDF file was flagged by multiple heuristics and an ML classifier as malicious, with ClamAV identifying it as a phishing trojan. The file contains numerous embedded URLs, many pointing to compromised WordPress sites, suggesting it functions as a link farm to distribute malicious content or phish users. No scripts were extracted, but the presence of a link farm and the high confidence detection indicate a malicious intent to redirect users to potentially harmful sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9916
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.ediliziaindustriale.com/wp-content/plugins/formcraft/file-upload/server/content/files/16081ab40883fa---vemodibigasoxifakupirut.pdf In PDF document text
- http://www.iycadana.org/wp-content/plugins/super-forms/uploads/php/files/3gv0mj1hda4c7p2jjap4h3iu51/fupujunaxodeluguk.pdfIn PDF document text
- https://trichynext.com/wp-content/plugins/super-forms/uploads/php/files/3d984c32260bd947fff283629cec1901/22310490253.pdfIn PDF document text
- http://iltorg.ru/upload/file/fiwewe.pdfIn PDF document text
- http://www.highlandmetals.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/1609dbcb4e541a---xugovepobitu.pdfIn PDF document text
- http://madison62alumni.com/clients/e/e8/e84cd6a5166dbe8c5f6852bff763f4b2/File/36655514664.pdfIn PDF document text
- https://atcotourismtravel.com/userfiles/file/raxibogu.pdfIn PDF document text
- http://modnyi-buket.ru/uploads/files/pusifivedod.pdfIn PDF document text
- https://www.lavishlook.se/wp-content/plugins/super-forms/uploads/php/files/a8b09f0e2f0c2b4adeee89ff2e130519/25560007917.pdfIn PDF document text
- https://wfca-czech.cz/temp/userfiles/files/77581597707.pdfIn PDF document text
- http://bonfiremadigan.com/uploads/fckeditor/file/kuvigubikewubojekaguz.pdfIn PDF document text
- http://umhouses.com/uploads/files/48209614991.pdfIn PDF document text
- http://hk-dcc.com/wp-content/plugins/super-forms/uploads/php/files/tja3b03ajbhnd5p7119fpdrrae/7482756102.pdfIn PDF document text
- http://wbbray.com/wp-content/plugins/formcraft/file-upload/server/content/files/16099c2357f8b1---66215193115.pdfIn PDF document text
- https://erdenet.mn/userfiles/file/51851684532.pdfIn PDF document text
- https://alkhairi.co.uk/wp-content/plugins/super-forms/uploads/php/files/b35465eec5ba359a87b7eb78a1d5005a/figawogaripetasumifamon.pdfIn PDF document text
- http://nikacarpet.com/My_Project/Hamishe_bahar/ahar_img/files/37088755382.pdfIn PDF document text
- https://aimara-bg.com/userfiles/file/firatam.pdfIn PDF document text
- https://glbtrader.com/userfiles/file/jiboforawovaduniwupore.pdfIn PDF document text
- http://actionelectric.pt/www/wp-content/plugins/formcraft/file-upload/server/content/files/160a3009240c6e---47932700477.pdfIn PDF document text
- http://www.ettermanenterprises.com/ckfinder/userfiles/files/11623512638.pdfIn PDF document text
- http://turar-mussin.com/userfiles/File/dozotenadilojiraxixokizu.pdfIn PDF document text
- https://nichecnk.leaddeehub.com/userfiles/files/degerezek.pdfIn PDF document text
- http://ig-einheitsloks.de/medien/file/23098579815.pdfIn PDF document text
- http://www.patricktennis.nl/wp-content/plugins/formcraft/file-upload/server/content/files/160be31d3b2f87---89439712476.pdfIn PDF document text
- https://hps-gruppe.com/wp-content/plugins/super-forms/uploads/php/files/crdtgm8mr8r1ob3cf6vd7ivp8v/46085908945.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/3CAf4wW3hvY/uplcv?utm_term=como+hacer+almidon+de+yuca+pdfPDF link annotation
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000ba8d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBA8D | 15124 bytes |
SHA-256: 97f66f3f2bf0917b94734d8e8bb50b9bf49308e8aea6d2a96e0756cd0d7eaee5 |
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font_01_sfnt_off0000e018.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE018 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000f82f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF82F | 10864 bytes |
SHA-256: 3531faa9ee16225a8f41e11fd3897fa7452ad5e0f6567e62c17d0c8e20f3dd1b |
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