MALICIOUS
132
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file is identified as malicious by ClamAV and an ML classifier, and it contains embedded JavaScript. The PDF also functions as a link farm, directing users to numerous external URLs, many of which are hosted on disposable domains, suggesting a phishing or malware distribution attempt. The embedded JavaScript likely facilitates the redirection or execution of malicious content from these URLs.
Machine Learning
- Nyx PDF Classifier malicious score 0.5898
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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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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Embedded JS stream low PDF_JSPDF references a /JS stream. Generic JavaScript is common in benign forms; specific dangerous APIs are scored by separate rules.
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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://allytemp.ru/uplcv?utm_term=advanced+pdf+to+excel+converter
- https://selapro.com.au/application/third_party/ckfinder/userfiles/files/voxujixifetugorukumi.pdf
- http://pet.nfe.go.th/m_site/ckfinder/userfiles/files/8803753986.pdf
- http://groupkaishan.com/d/files/51886416976.pdf
- http://kriosispl.com/cote_dor_import/admin/ckfinder/userfiles/files/53294182441.pdf
- http://olympiad-bigben.ru/ckfinder/userfiles/files/girudenobisezadub.pdf
- http://bbbo.handyfriendship.com/upload/files/vimodug.pdf
- https://oncallanatomist.org/ckfinder/userfiles/files/xorogu.pdf
- http://2girlstrippin.com/wp-content/plugins/formcraft/file-upload/server/content/files/161350fce8e767---5311359396.pdf
- http://lecieldesandes.fr/ckfinder/userfiles/files/11242996192.pdf
- http://novaserv.com/wp-content/plugins/formcraft/file-upload/server/content/files/16140ee4069fe8---zowubapuzafadibujusu.pdf
- http://3bbb.fr/ckeditor/upload/files/nipefutesagapuroxobimujos.pdf
- http://techscreening.com/userfiles/files/negabuvu.pdf
- https://doan295doson.vn/namthuan/images/news/files/10124284064.pdf
- http://iccj.jp/images/uploads/fckeditor/file/zejuneralozodowujibud.pdf
- http://dialog-seversk.ru/jsplugins/ckfinder/userfiles/files/71414741569.pdf
- https://ecotranslation.ca/upload/editor/file/34689390407.pdf
- https://cpc-serbia.org/js/files/junorovefizof.pdf
- http://liveranigioielli.it/userfiles/files/redupifuraroko.pdf
- https://ispartaprefabrik.com/ckfinder/upload/files/walesi.pdf
- http://wideanglepackaging.com/ckfinder/userfiles/files/9357563529.pdf
- https://iveducentar.com/uploads/assets/file/41831576138.pdf
- https://highlander-inn.com/assets/userfiles/files/19477162943.pdf
- http://evaemlak.com/userfiles/file///nitovutomuzumadobezudivi.pdf
- https://ciela13.leaddeehub.com/userfiles/files/veduvulaxova.pdf
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000d51e.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD51E | 16792 bytes |
font_01_sfnt_off0000ed30.binac0c7fd819991380c7c45133c595396c6152a1a84e1bfa611b66db697d10742d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xED30 | 18132 bytes |
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