MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was identified as malicious by ML classifiers and ClamAV, specifically as a phishing trojan. It contains numerous links, many of which point to compromised websites or disposable hosting, suggesting a phishing or scamming attempt. The document body is heavily obfuscated and does not provide clear textual content, but the heuristic firings strongly indicate a malicious link farm.
Machine Learning
- Nyx PDF Classifier malicious score 0.9965
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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 http://piemonteforyou.it/userfiles/file/vupegovumameman.pdf In PDF document text
- https://martabaktelor.com/contents//files/31693912816.pdfIn PDF document text
- https://www.sixteengrams.com/wp-content/plugins/super-forms/uploads/php/files/1aqh9to4k17d25k4mnll7lgkak/19454990343.pdfIn PDF document text
- https://daquin-ferriere.fr/userfiles/file/rixoxitopigukobijesu.pdfIn PDF document text
- http://conganbacgiang.vn/app/webroot/uploads/files/xigomo.pdfIn PDF document text
- https://imotrading.com/images/userfiles/xigavusew.pdfIn PDF document text
- http://www.carolglassman.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c01f82b45a3---17812949158.pdfIn PDF document text
- https://fnb-concepts.com/images/uploads/files/bonixisupejubefamuxuzo.pdfIn PDF document text
- http://thriftstorewebsites.com/flash/thriftstorewebsites.com/file/wobaremabowisevoxitobaf.pdfIn PDF document text
- https://www.certificagreen.com/wp-content/plugins/formcraft/file-upload/server/content/files/160fe381d10a0f---16095969819.pdfIn PDF document text
- http://www.fashiongale.ro/userfiles/files/ruwulalavokife.pdfIn PDF document text
- http://kystop.com/wp-content/plugins/super-forms/uploads/php/files/tbhi1veg5ucajrmrvlq5gn3ia0/65048246593.pdfIn PDF document text
- https://sarujiovalente.com/wp-content/plugins/super-forms/uploads/php/files/s7ql91c09rf7kl109tm3adbckh/57991325049.pdfIn PDF document text
- http://easyreturn.store/userfiles/file/wigol.pdfIn PDF document text
- https://inchiriereelicopterromania.ro/wp-content/plugins/formcraft/file-upload/server/content/files/160bd65c23b455---40784213346.pdfIn PDF document text
- https://www.simcoerecovery.net/wp-content/plugins/super-forms/uploads/php/files/7jfoi4a6v84kdj3lu4qjl207rk/lazuvuwaweru.pdfIn PDF document text
- http://tlumacz-lipno.pl/pdrzewiecki/files/favizuserinudibip.pdfIn PDF document text
- http://onlinetradeshow.ir/uploads/files/46652963443.pdfIn PDF document text
- http://kulturazebrak.cz/userfiles/jafenazekadewisavomovi.pdfIn PDF document text
- https://menu2uplus.com/images/file/92559573283.pdfIn PDF document text
- https://fminterativa.net/cms/plugins/ckfinder/userfiles/files/dabovobizezorozan.pdfIn PDF document text
- http://fd-health.com/upload/ckeditor/files/87723492928.pdfIn PDF document text
- http://ourpreferred.com/userfiles/files/wulawutisagib.pdfIn PDF document text
- https://cor.org.ar/wp-content/plugins/super-forms/uploads/php/files/m37m29u3up1hprdgrm4rav88k2/jorebezisupubapowusam.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/GLLx1DTH0VQ/uplcv?utm_term=bhagat+singh+biography+in+english+pdf+free+downloadPDF link annotation
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00010231.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10231 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00011a48.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11A48 | 11172 bytes |
SHA-256: e712bbbbfc37367d1e4f54664a45bbda95e9cd64809f2c343431ece558e8162a |
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font_02_sfnt_off00013405.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13405 | 20884 bytes |
SHA-256: b502a249b92a8c9237a1bcfdbff6815a206b50286f4e80edd394171434d43e4a |
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