MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF file was flagged by multiple heuristics, including a critical ClamAV detection for 'Pdf.Phishing.Trojan'. The file contains a large number of external links, many pointing to disposable hosting or compromised WordPress sites, indicating a link farm designed to redirect users to malicious content. The ML classifier also strongly indicated maliciousness.
Machine Learning
- Nyx PDF Classifier malicious score 0.9992
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://wastran.ru/uplcv?utm_term=manual+nissan+qashqai+n+connecta+2016 PDF link annotation
- https://filetorme.com/upload/files/rajotedelolo.pdfIn PDF document text
- https://corghialberti.it/file/wemomibotewebegume.pdfIn PDF document text
- http://alwaditrading.com/userfiles/files/liros.pdfIn PDF document text
- https://ajwatravel.com/wheelmarine/userfiles/file/xikuna.pdfIn PDF document text
- https://pankalconstructora.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607b7d465dba6---poxojudijelu.pdfIn PDF document text
- https://minlinart.com/archive/upload/files/16687186285.pdfIn PDF document text
- http://laweasy.kr/userfiles/file/mudogikonenigozagovow.pdfIn PDF document text
- https://urbanshapes.in/userfiles/file/86901734942.pdfIn PDF document text
- http://anvlaw.com/userfiles/file/11235234299.pdfIn PDF document text
- http://tivatijapan.com/uploads/userfiles/file/filurofulebotorabepetov.pdfIn PDF document text
- http://emailreceptionist.net/userfiles/file/38208246882.pdfIn PDF document text
- https://xn--i1aam8cb.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/82100b3a0fb0b06495c96439ada66a0e/lolez.pdfIn PDF document text
- http://fortlauderdalelimorental.net/wp-content/plugins/formcraft/file-upload/server/content/files/1609b1ffce0de3---20698605777.pdfIn PDF document text
- http://www.maarsehoveniers.nl/wp-content/plugins/formcraft/file-upload/server/content/files/160af59a713670---zimulonuxazu.pdfIn PDF document text
- http://funkyspa.net/ckfinder/userfiles/files/1331046729.pdfIn PDF document text
- https://europeancustomtailor.com/wp-content/plugins/super-forms/uploads/php/files/85cdd0ffd0dcd548310218d249c6d4b7/davitejodoximez.pdfIn PDF document text
- http://www.a-fairys-choice.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608b77a321fb5---76954742318.pdfIn PDF document text
- https://malimbe.africa/wp-content/plugins/super-forms/uploads/php/files/b1643d11bad3db6ae4517ed165fbf71a/xoredox.pdfIn PDF document text
- http://traditionsradio.com/wp-content/plugins/super-forms/uploads/php/files/6pv8bumqibak84akspqhc8gss3/sedevodif.pdfIn PDF document text
- https://mimpishio1.com/contents//files/munujov.pdfIn PDF document text
- 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_off0000c3e7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC3E7 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000dbf9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDBF9 | 17952 bytes |
SHA-256: 21f0194c0037f9a06a7a77a8310c929b77682fc37f8a3ce7aeb06b5e5b69cc42 |
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font_02_sfnt_off00010b29.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10B29 | 10928 bytes |
SHA-256: 2a70837d1fa45f242bb0396648882f691e00d181161e1e80c3f36b5e2b82a9b3 |
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