MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded URLs, many of which point to compromised WordPress sites. Heuristics indicate this is a link farm designed to redirect users, with ClamAV and ML classifiers flagging it as malicious phishing content. The presence of multiple distinct hosts and the use of 'utm_term' parameters suggest a coordinated effort to distribute malicious links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9973
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://aryaayur.com/wp-content/plugins/formcraft/file-upload/server/content/files/16139d94a0ba62---32653466479.pdf In PDF document text
- http://www.europesolidaire.eu/userfiles/files/sasimamopudaposudusa.pdfIn PDF document text
- https://smarttactic.ro/wp-content/plugins/formcraft/file-upload/server/content/files/16134a6bbb8e48---roditenige.pdfIn PDF document text
- https://fsbulletsandbrass.com/userfiles/files/35495049988.pdfIn PDF document text
- http://ccshecea.org/upload/files/36541618493.pdfIn PDF document text
- http://e-sportis.com/images/upload/2883120505.pdfIn PDF document text
- https://nibrasimansch.com/userfiles/files/84416227105.pdfIn PDF document text
- http://www.alex-vasilkov.ru/images/wisdom/file/niraforoxekotitijerazir.pdfIn PDF document text
- http://veganogle.es/uploads/ckfinder/files/monavekizofo.pdfIn PDF document text
- http://mingzhicc.com/userfiles/files/56198010192.pdfIn PDF document text
- http://drairtools.com/ckfinder/userfiles/files/kumagorevumemup.pdfIn PDF document text
- https://journeypeople.cc/wp-content/plugins/super-forms/uploads/php/files/b4f956acb75a3cbf1f86d1e8697d792c/jatalixepa.pdfIn PDF document text
- http://gewald.ru/content/Files/sutirafigekukadapamo.pdfIn PDF document text
- http://misr-consult.com/userfiles/file/gevekonoxezejizuzu.pdfIn PDF document text
- https://hoya.hr/UserFiles/file/xiliridugamedig.pdfIn PDF document text
- http://klingende-zeder.de/wp-content/plugins/formcraft/file-upload/server/content/files/16139794d9130c---pepigudirede.pdfIn PDF document text
- https://eltechma.com/zdjecia/fck/file/sejivumuvuwejazexenol.pdfIn PDF document text
- http://galettedesrois.eu/userfiles/file/tuzevofevenukun.pdfIn PDF document text
- http://bocghedanang.com/media/ftp/file/mutewe.pdfIn PDF document text
- http://ieeepes-thailand.org/app/webroot/files/files/vuvebitovafebaw.pdfIn PDF document text
- https://polinagerz.ru/wp-content/plugins/super-forms/uploads/php/files/g4rrd19t77mcvmcoteou0rp9cg/tidalo.pdfIn PDF document text
- https://rowadalbyt.com/userfiles/files/pobepuvibuzafotuvojolu.pdfIn PDF document text
- https://propertiproperty.com/Uploads/userfiles/files/juberiwovarebide.pdfIn PDF document text
- https://deepex.hu/hirek/files/4391155599.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/BkSY9tpko7c/uplcv?utm_term=play+time+1995+full+movie+watch+online+freePDF 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_off0000ec1d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEC1D | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00010434.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10434 | 11156 bytes |
SHA-256: 535b5921755f1f4044cfa50d8635f20380ab69d7fae0c5ca08dbf0b3e2ea94eb |
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font_02_sfnt_off00011e41.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11E41 | 18216 bytes |
SHA-256: 36b364cf3aaaf03194bf44326d724cd0fb14463795b31af55f18ed2d246d5efd |
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