MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This 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 CMS upload directories or disposable hosting, indicating a link farm designed to redirect users to potentially harmful content. The document body is heavily obfuscated and unreadable, suggesting an attempt to hide its true malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.9968
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 http://banghetretunhien.com/media/ftp/file/42742447430.pdf In PDF document text
- https://tekartltd.com/upload/files/14772869286.pdfIn PDF document text
- https://neoville.ru/wp-content/plugins/super-forms/uploads/php/files/1e7943317bc34464d96b4f886f8dee9d/34937148814.pdfIn PDF document text
- https://www.fecomerciomg.org.br/wp-content/plugins/formcraft/file-upload/server/content/files/1613f123283be4---17038906133.pdfIn PDF document text
- http://aardbeienfeesten.nl/uploadimages/files/zixokizefifa.pdfIn PDF document text
- http://impressivetravelvietnam.com/upload/files/kodufonafasin.pdfIn PDF document text
- https://hondaotohaiphong.vn/upload/files/27964591911.pdfIn PDF document text
- https://norservis.info/files/files/95389915714.pdfIn PDF document text
- https://orcasproje.com/userfiles/file/94409796696.pdfIn PDF document text
- http://esistore.de/userfiles/file/bobevibojedulidetotata.pdfIn PDF document text
- https://www.hediyevideo.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613e340c33b8e---57335017190.pdfIn PDF document text
- https://servicepapik.ro/files/xudemekukonoxujikedadar.pdfIn PDF document text
- https://lostsoulsmemorialnj.org/wp-content/plugins/super-forms/uploads/php/files/b3d75aee8eba259159306956772caa54/memulolajafuxofokeb.pdfIn PDF document text
- http://uniondeautoescuelas.com/wp-content/plugins/formcraft/file-upload/server/content/files/16152c5eeec5bd---93331522311.pdfIn PDF document text
- http://legalinet.eu/userfiles/files/94491394383.pdfIn PDF document text
- http://www.eurosecurimed.com/ckfinder/userfiles/files/najajumopijilelut.pdfIn PDF document text
- https://leavereview.com/customerinterview/ckfinder/userfiles/files/gorojeb.pdfIn PDF document text
- https://tootooair.com/FileData/ckfinder/files/20210928_740DCC68AAE85BDB.pdfIn PDF document text
- http://misosmile.com/upload/editor/files/18043577490.pdfIn PDF document text
- https://wamsconference.com/wp-content/plugins/super-forms/uploads/php/files/e649c038dc163900d618bb0cbce48acc/duritofovigasitusoto.pdfIn PDF document text
- http://metallpress.ru/files/54721365913.pdfIn PDF document text
- http://martonelektro.hu/files/file/84722528539.pdfIn PDF document text
- https://buffinvestment.com/upload/ckfinder/files/89686498193.pdfIn PDF document text
- http://olddieselparts.com/ckfinder/userfiles/files/pojukefufidisisegave.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/GLLx1DTH0VQ/uplcv?utm_term=what+does+desde+mean+in+spanishPDF 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_off0000b117.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB117 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000c929.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC929 | 15184 bytes |
SHA-256: b50a7a51626525d5a3dda2edaf94525a7603eb01fcf7ae9cc2905bd6caa46f70 |
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font_02_sfnt_off0000ef70.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEF70 | 10504 bytes |
SHA-256: cf0a32d0608fffb1555f5e8d268343b63b83ba2e49f998cf1dc1df47ea812423 |
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