MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged by a machine learning classifier and ClamAV as malicious, specifically as a phishing trojan. It contains numerous links, many pointing to compromised WordPress upload storage and other disposable hosting, suggesting a link farm designed to redirect users to malicious content. The presence of a 'utm_term' parameter in one URL indicates a potential phishing lure related to 'new movies 2021 free download'.
Machine Learning
- Nyx PDF Classifier malicious score 0.9991
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 https://crcnueva.naturasoftware.com/uploads/images/files/gejagozebolidasolo.pdf
- https://nobleanimalsanctuary.org/wp-content/plugins/super-forms/uploads/php/files/tmp/wokudipisin.pdf
- http://letresorellebio.it/userfiles/files/dupufame.pdf
- https://bluetact.com/locktactyuma/userfiles/file/31195268708.pdf
- https://www.budgetskemaet.dk/wp-content/plugins/formcraft/file-upload/server/content/files/16141bb26c9994---83319989686.pdf
- http://hsound.ro/images/custom/file/72152588626.pdf
- http://littlepearlbooks.in/data/eimages/file/dedodovifurutirobudet.pdf
- https://etest.vn/app/webroot/uploads/files/sepopig.pdf
- http://mos-craciun-inchiriere.ro/fckfiles/file/54650965350.pdf
- https://kme.pl/global/app/webroot/uploads/file/16306071471281.pdf
- https://cliniquemyo.com/userfiles/file/65010170723.pdf
- http://sonnenheizung.ch/fckeditor/editor/images/file/xibapepetu.pdf
- http://satunatc.ac.th/ckfinder/userfiles/files/pojolatutiderumo.pdf
- http://jcnjl.com/userfiles/files/jabeta.pdf
- http://evaemlak.com/userfiles/file///38474798202.pdf
- http://mengnuanua.com/app/webroot/files/files/453109515.pdf
- https://alves.bg/ckfinder/userfiles/files/riran.pdf
- http://theydeserveastamp.org/wp-content/plugins/formcraft/file-upload/server/content/files/16132f05590bdf---60060900131.pdf
- http://shinies.ru/img/lib/file/salovikudutaxuruvupi.pdf
- https://phase1acoustics.com/wp-content/plugins/formcraft/file-upload/server/content/files/1614389c98735c---bositivuzeladaligutaze.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/1xuhb7AK25c/uplcv?utm_term=new+movies+2021+free+download
- 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_off0000d8a6.bined37fbd46a49baa43e819b15cfeb2bd9f93c534248a7eebf5110dae5560c24d7 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD8A6 | 17968 bytes |
font_01_sfnt_off00010726.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10726 | 16792 bytes |
font_02_sfnt_off00011f3d.bin5ae2b8ad71f919872e40bfd7e8e8d57bef394946149c1b847935bfb479cd0c60 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11F3D | 10840 bytes |
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