MALICIOUS
132
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The sample is a PDF file containing embedded JavaScript, which is often used to redirect users to malicious websites. The PDF_SEO_DISPOSABLE_LINK_FARM heuristic indicates a high number of distinct hosts and links, suggesting a link farm designed to obscure the true malicious destination. The ML classifier and ClamAV detection further support its malicious nature, likely for phishing or malware distribution.
Machine Learning
- Nyx PDF Classifier malicious score 0.8341
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://incense888.com/uploads/files/202109051313266144.pdf
- https://jensbrode.de/files/file/vademigikujipapo.pdf
- http://kalkulacka-hypo.cz/userfiles/files/jikidanu.pdf
- http://www.tiande-global.com/ckfinder/userfiles/files/xetefepobumamuvaxiv.pdf
- http://motovelo-nmsk.ru/userfiles/file/venafunetarinaredenes.pdf
- https://fedico.ca/upload/editor/file/xipukosegeselodifufeb.pdf
- https://njshore.drinkpoint.com/uploads/files/95588177151.pdf
- https://shopinhome.com/ci/userfiles/files/dizozi.pdf
- https://discovery99.com/userfiles/file/gatase.pdf
- https://elicopter-de-inchiriat.ro/wp-content/plugins/formcraft/file-upload/server/content/files/1613515a529df7---9114570153.pdf
- http://thunderstar.cn/userfiles/file/20210911012134591992021.pdf
- https://kentacademymiango.com/userfiles/file/60952869723.pdf
- https://kovrdom.ru/sites/all/sites/default/files/file/7103002607.pdf
- http://zpkprzemysl.pl/ckfinder/userfiles/files/mijipazu.pdf
- http://www.klccpa.com/userfiles/file/
- https://equalland.com/uploads/File/zimovabozuviwes.pdf
- http://chingyi.tw/userfiles/files/61156757888.pdf
- http://fatename.com/uploads/files/202109121517357118.pdf
- http://prestopc.it/upload/file/pitoloroguxutevib.pdf
- http://mundori.com/js/ckfinder/userfiles/files/tirupafigewej.pdf
- http://gammatradings.com/userfiles/file/polixododudaza.pdf
- http://orgue-chantepie.info/FCKeditor/upload/file/kakapewifejopozup.pdf
- http://lichnyiybrand.ru/wp-content/plugins/formcraft/file-upload/server/content/files/1612fd64f47a0e---76236716045.pdf
- http://tid.vn/upload/files/viraluzafuwomipuranubaxe.pdf
- http://bolshunoff.ru/images/wysiwyg/file/manikutokidezabex.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/6naE_Nh8_CY/uplcv?utm_term=descargar+juegos+eroge+para+android
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 1
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000e128.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE128 | 16792 bytes |
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