MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was detected as malicious by ClamAV and an ML classifier, indicating a phishing or trojan threat. It contains numerous embedded URLs that point to compromised CMS uploads and disposable hosting, suggesting it functions as a link farm to distribute further malicious content. The presence of PDF-specific heuristics and embedded URLs strongly suggests an attempt to redirect users to malicious sites, likely as part of a phishing campaign or to download a second-stage payload.
Machine Learning
- Nyx PDF Classifier malicious score 0.5364
Heuristics 5
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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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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://huntic.ru/uplcv?utm_term=english+film+hot+film PDF link annotation
- https://snowcat.pl/admin/ckfinder/userfiles/files/6769213779.pdfIn PDF document text
- http://bargiel.com.pl/ckfinder/userfiles/files/87253788021.pdfIn PDF document text
- https://www.hdontheroadnapoli.it/wp-content/plugins/formcraft/file-upload/server/content/files/1612f2649d4332---nuvote.pdfIn PDF document text
- http://gniortho.com/files/Upload/file/wuxogowonipumudemagorones.pdfIn PDF document text
- https://alnahamgroup.com/userfiles/file/wemuva.pdfIn PDF document text
- https://kalatranslation.co.uk/wp-content/plugins/super-forms/uploads/php/files/ovi6uau1aor57v7jg6vggs78te/toragus.pdfIn PDF document text
- https://liur-krd.ru/userfiles/file/podulokezuna.pdfIn PDF document text
- https://horgaszvelem.hu/ckfinder/userfiles/files/pujixajexefifido.pdfIn PDF document text
- http://yatros.ro/wp-content/plugins/formcraft/file-upload/server/content/files/16150ece104f75---banofodo.pdfIn PDF document text
- http://www.fotografoeventimilano.com/wp-content/plugins/formcraft/file-upload/server/content/files/16142c494daffc---degazisisupamerafoxi.pdfIn PDF document text
- http://tomaszfilipczak.pl/userfiles/file/gekibiwatu.pdfIn PDF document text
- http://lawngo.net/fckfiles/10636051450.pdfIn PDF document text
- https://areopag.ru/sites/default/files/uploads/sowuwitodedorebas.pdfIn PDF document text
- http://prodesign31.ru/wp-content/plugins/formcraft/file-upload/server/content/files/16134b88263882---56589011941.pdfIn PDF document text
- http://www.vivelamusica.es/wp-content/plugins/formcraft/file-upload/server/content/files/16145b0bee272d---kasuvubexuwatupotuz.pdfIn PDF document text
- http://zeshengtecphar.com/UploadFiles/FCKeditor/20210918110546.pdfIn PDF document text
- http://paradisoseminatrici.it/userfiles/files/28197523815.pdfIn PDF document text
- https://virker-ikke.dk/files/98567471435.pdfIn PDF document text
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/16136eab943e6f---20122408714.pdfIn PDF document text
- http://professionalcatererspaul.pageindia.com/resume/cms_files/files/55710376058.pdfIn PDF document text
- http://www.moulbaix.be/fck/file/vukoketepara.pdfIn PDF document text
- https://www.khaosanpools.org/ckfinder/userfiles/files/pewukadebisa.pdfIn PDF document text
- http://andreaslasnik.com/data/files/ruritigowoberixunowufa.pdfIn PDF document text
- https://ratodua.com/contents/files/pogizuxetaxu.pdfIn PDF document text
- http://studiotecnicomancini.eu/userfiles/files/nukiti.pdfIn PDF document text
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000b0e8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB0E8 | 10248 bytes |
SHA-256: 996336c6cd829a0b8c83306d5f35f56465d9c9e9b50676ae74ff439dbe9e19c8 |
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font_01_sfnt_off0000c7a3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC7A3 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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