MALICIOUS
132
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains embedded JavaScript, which is a common technique for executing malicious code within documents. The presence of numerous external URIs, many hosted on disposable domains and exhibiting link farm characteristics, strongly suggests a phishing or redirection attempt. The ML classifier and ClamAV detection further corroborate the malicious nature of the file, indicating it's likely a phishing or trojan delivery mechanism.
Machine Learning
- Nyx PDF Classifier malicious score 0.7155
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://sabagdasarov.ru/upload/file/zadimekeleper.pdf
- http://snsi.jp/image/news_file/gogaroso.pdf
- http://feldbach-tourismus.at/files/96842717815.pdf
- https://biodent.ro/m4fm_files/m4news/ck-uploads-files/bogidupe.pdf
- https://investir-petroleo.pt/ckfinder/userfiles/files/sakevataji.pdf
- http://angel-conference.org/upload_fck/file/2021-9-19/20210919055918907185.pdf
- http://vnationwide.com/userfiles/files/fesezexofosa.pdf
- https://magyar-logyogyasz.hu/fileok/file/siwegowatibisuso.pdf
- http://vangphutai.com/images/uploads/files/dudupiwefirixo.pdf
- http://firewheels.pe/userfiles/file/83603317935.pdf
- http://stelmart.ru/userfiles/file/kinadadewatosolujavudeki.pdf
- http://sherwoodchambergolf.com/ckfinder/userfiles/files/jesupozatufumaxezew.pdf
- http://nomorecpapmachine.com/userfiles/files/18746330002.pdf
- http://stsmcc.org/www/js/ckfinder/userfiles/files/35809984397.pdf
- http://leguido.net/files/xudugenawo.pdf
- https://atlas-consulting.ro/fckeditor/fisiere/file/46808845012.pdf
- http://massimosusto.eu/userfiles/files/mituzedusuromolewobu.pdf
- http://chocolatycakes.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613de24457754---difazitilivibopozozesorun.pdf
- http://tano-cable.com/d/files/tepevakimogu.pdf
- https://www.blondel-bois.fr/ckfinder/userfiles/files/31082367956.pdf
- https://mikepromedia.com/wp-content/plugins/super-forms/uploads/php/files/6fdec1aaa20384b2a101908ff7eb5149/mesuzajejujebefekijoxoxi.pdf
- https://undergroundtakeout.com/userfiles/file/fisuxidur.pdf
- http://harlit.com/upfiles/file/38890614810
- https://feedproxy.google.com/~r/skout/mBVl/~3/1xuhb7AK25c/uplcv?utm_term=wireless+connect+android+to+tv
- 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_off0000ddca.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDDCA | 16792 bytes |
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