MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was detected as malicious by ML classifiers and ClamAV, indicating a phishing or malware distribution attempt. It contains numerous URLs pointing to potentially compromised websites and disposable hosting, characteristic of a link farm designed to redirect users to malicious content. The document body is heavily obfuscated and unreadable, suggesting an attempt to hide its true purpose.
Machine Learning
- Nyx PDF Classifier malicious score 0.9965
Heuristics 6
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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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PDF link farm points to compromised-WordPress upload storage medium PDF_COMPROMISED_CMS_UPLOAD_LINK_FARMPDF contains multiple clickable links, across many distinct hosts, whose targets are random-slug files parked in the upload directories of vulnerable WordPress form plugins (FormCraft, Super Forms). This is the hallmark of the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains hosted on compromised sites. The PDF itself carries no exploit — the risk is the linked destinations.
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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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Object number defined twice with different bodies info PDF_DUPLICATE_OBJ_BODY_INCREMENTALThe same indirect object (N G) is defined more than once with different body bytes. First-wins and last-wins readers will resolve different content, which is a parser-confusion shape used by targeted PDFs. Body-only differences are common in benign incremental updates, so severity is raised only when the duplicate carries active content.
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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://synerhu.ru/uplcv?utm_term=reinventing+your+life+read+online+free
- https://allcondosales.rodeodrivecondosale.com/userfiles/files/bokimoziwamitet.pdf
- https://gadesign52.com/uploads/files/202109191647477868.pdf
- http://sinhorelli.com/userfiles/file/dimexevolaxi.pdf
- https://totalyoumovement.com/wp-content/plugins/formcraft/file-upload/server/content/files/16153b13d1f055---libef.pdf
- http://nayyaralidada.com/alpha/ckfinder/userfiles/files/3537629009.pdf
- http://asalsold.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613f28b7b22a8---tokiz.pdf
- https://karapinler.com/calisma2/files/uploads/8385821156.pdf
- https://www.aironface.com/wp-content/plugins/super-forms/uploads/php/files/20ea1ecb094875bdfccc3c22db1043de/punokovulerobijuto.pdf
- http://azizavacanze.com/userfiles/files/vikikevolamilo.pdf
- http://mansiya.com/uploadfile/files/pokakesesiku.pdf
- http://ventima.ru/userfiles/file/somurasobomoraduvone.pdf
- https://home-consult.lu/userfiles/files/jibedilajipuvafetikave.pdf
- http://zatexpress.com/upload/userfiles/files/rijinudorazupodozuvumafer.pdf
- http://tahyuh.com/uploads/files/202109100400001301.pdf
- https://globaldreamindia.com/webcms/file/gupavoduwapojenujilop.pdf
- http://conomiya.com/images/uploadedimages/file/50548303519.pdf
- http://peoplefineart.com/assets/202109/files/20210904025219175112.pdf
- http://seoulmenu.com/uploads/files/debudemowojupatezejaxa.pdf
- https://flavio-tonon.it/public/file/620818184.pdf
- http://opusincertum.it/userfiles/files/wikodukanozosasedizuz.pdf
- http://benthanhsgfarm.com/images/uploads/files/25433506453.pdf
- https://dobre-akce.cz/media/files/file/natetenetedexovugi.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- 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_off0000ae57.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xAE57 | 16792 bytes |
font_01_sfnt_off0000c669.bin34e5d7d118526dc429dd360f9c35f47a91d218c676bb623ddd10df780b33c2d6 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC669 | 16716 bytes |
font_02_sfnt_off0000f17b.bin6b1972c0863808dd67bb3f8bff5f6c9e315c857f52db1e444a0e9755e7bc0409 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF17B | 10684 bytes |
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