MALICIOUS
124
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged by multiple heuristics, including a critical ClamAV detection and an ML classifier, indicating malicious intent. The presence of numerous external URLs, many hosted on disposable domains and utilizing UTM parameters, strongly suggests a phishing or link farm attack pattern. The document body was unreadable, but the heuristics and URLs point to an attempt to redirect users to potentially harmful content.
Machine Learning
- Nyx PDF Classifier malicious score 0.5296
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 https://pixomot.ru/uplcv?utm_term=latest+browser+for+android
- http://ozanatalan.com/iboard/includes/userfiles/files/bifenike.pdf
- http://agisinfo.ru/uploads/content/files/73731604161.pdf
- http://kitpaisal.com/mypicture/file/32144462344.pdf
- https://fallahi-sch.com/userfiles/file/89102540306.pdf
- http://lirealestatelitigator.com/wp-content/plugins/super-forms/uploads/php/files/ad2dddab7df3cfcc9a4ddced8d10f1cb/40000382899.pdf
- https://styliststudios.com/imagesTE/file/bewibudabuwob.pdf
- http://orthopediedelft.eu/files/44579849048.pdf
- http://rydelko.pl/userfiles/file/2303531759.pdf
- https://demo.wsbe17hongkong.hk/_bin/ckfinder/userfiles/files/14497402541.pdf
- http://www.teaterskolen-efteruddannelsen.dk/ckfinder/userfiles/files/palapisoragolerizefaza.pdf
- https://777mto.info/contents/files/12871923091.pdf
- http://agrostroi-proekt.ru/ckfinder/userfiles/files/tawikalowijek.pdf
- https://sharmtocairo.com/userfiles/files/97834090104.pdf
- https://mcq.bmtinhoc.vn/InteriorWeb/images/images_news/files/87520642054.pdf
- http://csim.jp/ckeditor/uploads/files/jagasaxubokorukexakof.pdf
- https://maciejabramowicz.pl/upload/files/file/dodivukavodimodi.pdf
- https://curvy.tw/upload/files/1102878934.pdf
- https://israelonthehouse.com/wp-content/plugins/formcraft/file-upload/server/content/files/16132a7d4519aa---87505798384.pdf
- http://cgemfoco.com.br/ckfinder/userfiles/files/74263383745.pdf
- http://www.jindatunnel.com/up_files/file/69557062909.pdf
- https://piphoto.tw/uploads/files/202109121925469685.pdf
- https://agape4u.org/userfiles/file/50651255022.pdf
- http://rovitek.com/userfiles/file/43141995871.pdf
- http://studiolegalebisantis.it/userfiles/files/96575031147.pdf
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000da16.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDA16 | 16792 bytes |
font_01_sfnt_off0000f228.binb07d93d2b2d94f548adf8e46cac006871901f03e085394b1df64c29408a01bf1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF228 | 18000 bytes |
font_02_sfnt_off000120ec.bin8656755385932483b12c75d25b9224fc73e3dd384c642bd95ed6ea11a298bac8 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x120EC | 10484 bytes |
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