MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1055.012 Process Injection
T1204.002 Malicious Link
This PDF file was flagged by a machine learning classifier and ClamAV as malicious, specifically as a phishing trojan. It contains a link farm pointing to multiple compromised WordPress sites, suggesting an attempt to redirect users to malicious content or phishing pages. The presence of numerous external URIs and link farms indicates a phishing or scamming attack pattern.
Machine Learning
- Nyx PDF Classifier malicious score 0.9991
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://chcial.ru/uplcv?utm_term=gps+symbol+copy+and+paste PDF link annotation
- https://worldkelo.com/wp-content/plugins/super-forms/uploads/php/files/3aef27276cf97fd373a3a814c4e5178b/rosaf.pdfIn PDF document text
- https://ewastexperts.com/userfiles/files/97038164255.pdfIn PDF document text
- https://cvsc.co/userfiles/file/mubopozogiwajogus.pdfIn PDF document text
- http://www.magicapro.it/wp-content/plugins/formcraft/file-upload/server/content/files/1614202cbf1930---66499925585.pdfIn PDF document text
- https://radekslodkiewicz.pl/files/file/52616832700.pdfIn PDF document text
- http://slowjamsundays.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613bd4de1fe92---didorasukiludadoj.pdfIn PDF document text
- http://gotoippc.com/ckfinder/userfiles/files/kivuz.pdfIn PDF document text
- http://jongauger.com/ckfinder/userfiles/files/61487898950.pdfIn PDF document text
- http://studiopassarotti.it/userfiles/files/wemituvuf.pdfIn PDF document text
- http://www.allatpatikapecs.hu/images/file/supazujabafuworiguvewemof.pdfIn PDF document text
- http://alfavit.tv/userfiles/file/xegipatarosinefilag.pdfIn PDF document text
- https://yournew.site/wp-content/plugins/super-forms/uploads/php/files/jj1f08895i2i9k9btce6kmt3ae/bamizusupidoziwekaf.pdfIn PDF document text
- http://erex.hu/upload/file/xesejenen.pdfIn PDF document text
- https://fresh-cherries.com/ckfinder/userfiles/files/zalirojukul.pdfIn PDF document text
- http://quocteanviet.com/img-chamthi/files/4796475216.pdfIn PDF document text
- https://manage4.realtourvision.com/rtv/ckfinder/userfiles/images/files/8852040111.pdfIn PDF document text
- http://krishikhabar.net/assets/ckfinder/core/connector/php/uploads/files/kipezatejupudafogiri.pdfIn PDF document text
- http://www.homefacelifters.com/wp-content/plugins/super-forms/uploads/php/files/a2f6ad036961a251bd95b2b8a7014c9e/visizatabuwobulidi.pdfIn PDF document text
- http://zeroseistudio.eu/userfiles/files/tewonaj.pdfIn PDF document text
- https://www.posluh.hr/ckfinder/userfiles/files/vawugimek.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_off0000d32b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD32B | 10776 bytes |
SHA-256: be74864f64d9e8677ac663d7c507612b3cb19980efc8af5d8ab4f5cf8cf4624c |
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font_01_sfnt_off0000ebd8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEBD8 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off000103ea.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x103EA | 17976 bytes |
SHA-256: cf870ca60d2bc3b10c1e51afbd3e07fad95ca0ef6389fc1229d0cc3d6f0ba540 |
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