MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF file contains numerous embedded URLs that point to a variety of external domains, many of which appear to be disposable or compromised hosting. The heuristic firings indicate this is a link farm designed to redirect users, and ClamAV detected it as a phishing trojan. The ML classifier also strongly flagged this PDF as malicious.
Machine Learning
- Nyx PDF Classifier malicious score 0.9976
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://pixomot.ru/uplcv?utm_term=meds+for+paranoid+personality+disorder PDF link annotation
- http://aprt1day.ru/file/tiletemelebotog.pdfIn PDF document text
- http://idealthailand.com/file_media/file_image/file/97953033588.pdfIn PDF document text
- http://beautifulmoda.com/userfiles/files/21021751048.pdfIn PDF document text
- https://psystat.net/candyticket/uploads/page_images/files/10912900520.pdfIn PDF document text
- https://barcelonacentromedico.es/files/galeria/files/11466677087.pdfIn PDF document text
- http://www.a-fairys-choice.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613649655965f---jisamejanifisepidi.pdfIn PDF document text
- http://xn--b1agjlwjc3g.xn--p1ai/ckfinder/userfiles/files/25118021170.pdfIn PDF document text
- https://skyzoan.com/cake/beta/userfiles/file/93627247439.pdfIn PDF document text
- https://daqing-jewelry.com/uploads/files/202109012327228344.pdfIn PDF document text
- https://jokerprod.net/userfiles/file/bitafowevurawigikigajup.pdfIn PDF document text
- http://www.jamesbgriffinlaw.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613d40ad1e7be---60714726995.pdfIn PDF document text
- https://phase1acoustics.com/wp-content/plugins/formcraft/file-upload/server/content/files/161405e366ec91---665280710.pdfIn PDF document text
- http://libron.pl/fckupload/assets/file/11458012009.pdfIn PDF document text
- http://giasuthienphuc.com/Images_upload/files/viboba.pdfIn PDF document text
- http://whatdwellswithin.com/file/juzereribub.pdfIn PDF document text
- https://vgi-vn.vn/app/webroot/img/files/rekopudimud.pdfIn PDF document text
- http://www.nanodrywash.com/wp-content/plugins/formcraft/file-upload/server/content/files/161427742319ea---mukopawikutugidevugixon.pdfIn PDF document text
- http://studio5r.com/userfiles/files/vuwabamepelepijitirosep.pdfIn PDF document text
- https://tvmreza.tv/ckfinder/userfiles/files/midelokokawukiruge.pdfIn PDF document text
- http://ride-on-earth.com/images/blog/file/kadex.pdfIn PDF document text
- https://kompaspt2.com/contents/files/44490415657.pdfIn PDF document text
- https://aslimitada.com/userfiles/file/83553322777.pdfIn PDF document text
- http://lonniestireandauto.com/nbloom/fckuploads/file/lukawa.pdfIn PDF document text
- 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_off0000c44e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC44E | 10600 bytes |
SHA-256: a1df1cfee6cf46c02ff459d7fc8f583fa5fbf1b421f770948c458939c756fcc3 |
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font_01_sfnt_off0000dca2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDCA2 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000f4b4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF4B4 | 16472 bytes |
SHA-256: ff1e40a9f0ac8537431022a7eeab8f39af5afff56526ac4a3af44509eacbcdfa |
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