MALICIOUS
124
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. The presence of a link farm on disposable hosting, with multiple links pointing to PDF files, suggests a phishing or malware distribution attempt. The embedded URL 'http://senvietsystem.com/ckeditor/upload/files/57469097778.pdf' is a primary indicator of this malicious activity.
Machine Learning
- Nyx PDF Classifier malicious score 0.8996
Heuristics 4
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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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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 http://senvietsystem.com/ckeditor/upload/files/57469097778.pdf In PDF document text
- http://vcelari.naceradec.cz/includes/ckfinder/userfiles/files/52448128341.pdfIn PDF document text
- http://antichigelsi.it/userfiles/files/10821697050.pdfIn PDF document text
- http://hurtmar.pl/Upload/file/3308237888.pdfIn PDF document text
- http://bushurov.ru/images/files/kisebivoxox.pdfIn PDF document text
- https://rheinfurth.de/userfiles/file/togidigujisusozanekivomul.pdfIn PDF document text
- https://maciejabramowicz.pl/upload/files/file/52270685761.pdfIn PDF document text
- http://olympicburger1988.com/uploads/files/gowoxelinupina.pdfIn PDF document text
- http://wsm.hk/images/files/90170561659.pdfIn PDF document text
- http://motolargo.pl/userfiles/file/94934010096.pdfIn PDF document text
- http://studiopetrilli.it/userfiles/files/tobomubelufex.pdfIn PDF document text
- http://www.theagentpipeline.com/wp-content/plugins/formcraft/file-upload/server/content/files/1614a13873d37f---dasulitet.pdfIn PDF document text
- http://tubietelbar.hu/uploadfile/63474361091.pdfIn PDF document text
- http://ues-rb.ru/themes/ues-rb.ru/files/11883966980.pdfIn PDF document text
- https://prtl.pl/userfiles/file/disirunumijekiditolif.pdfIn PDF document text
- http://pk.mo/userfiles/file/95467128161.pdfIn PDF document text
- http://hysansam.com/fckeditor/userfiles/image/60246233800.pdfIn PDF document text
- http://saimiri.name/upload/file/2317981503.pdfIn PDF document text
- http://zeci.nl/im/image/26870354322.pdfIn PDF document text
- http://tdbakademi.org/userfiles/files/17902467906.pdfIn PDF document text
- http://ledlight-lamp.com/mingyi/images/userfiles/file/26066121271.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/fzgW7-mxBc0/uplcv?utm_term=download+net+tv+apkPDF link annotation
- 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_off0000ad26.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xAD26 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000c53d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC53D | 10272 bytes |
SHA-256: 7e9d6b8bcbf79323131864258d7888e2ca9f30d4c725fdee947c43b0d240d7b8 |
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