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 or disposable hosting, indicating a link farm designed to lead users to potentially malicious content. The ML classifier and ClamAV detection strongly suggest malicious intent, likely phishing or malware distribution via these links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9966
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://rgcsmt.org/ckfinder/userfiles/files/10600673479.pdf In PDF document text
- http://parkwestresidences.com/wp-content/plugins/formcraft/file-upload/server/content/files/16137992288efe---sizupusegotamorojaviruwe.pdfIn PDF document text
- http://hycxchina.com/filespath/files/20210906154242.pdfIn PDF document text
- https://anthonygillant.com/userfiles/file/99208309393.pdfIn PDF document text
- https://tidurmalam.com/contents/files/18299554955.pdfIn PDF document text
- http://mtcnx.com/upload/fckimagesfile/62104600635.pdfIn PDF document text
- http://owv-sad.de/userfiles/files/xekenijijofit.pdfIn PDF document text
- https://nationalcardsolutions.com/wp-content/plugins/formcraft/file-upload/server/content/files/16130783e5987b---87190098966.pdfIn PDF document text
- http://beveragesgs.com/userfiles/file/jinuno.pdfIn PDF document text
- https://sf-tfi-pgu.uz/wp-content/plugins/super-forms/uploads/php/files/201b9295e7d3edb83f563d522a239b0a/41563454186.pdfIn PDF document text
- http://esangsok.com/upfile/files/11542521121.pdfIn PDF document text
- https://jotelek.hu/files/file/17576084285.pdfIn PDF document text
- http://rasmesafar.net/basefile/basefiles/99477668850.pdfIn PDF document text
- http://smeeing.com/userfiles/files/46391195841.pdfIn PDF document text
- http://tumakuruvoice.com/tumkurvoice/ckeditor/ckfinder/userfiles/files/wuwopale.pdfIn PDF document text
- http://bjxbw.cn/userfiles/file/pevod.pdfIn PDF document text
- https://altsovmun.ru/userfiles/file/rezudigomavofijewasexegef.pdfIn PDF document text
- https://dichvumayphoto.vn/webroot/img/files/93096087096.pdfIn PDF document text
- http://gkz-crimea.ru/userfiles/file/11030286254.pdfIn PDF document text
- https://gloriamus.org/Uploads/userfiles/files/bitaxowis.pdfIn PDF document text
- http://cgl.lu/userfiles/files/36490482354.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/1KS0DP0cxss/uplcv?utm_term=encuesta+definicion+segun+autores+pdfPDF 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_off000112b0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x112B0 | 20440 bytes |
SHA-256: ddca866c10e30c987e65768b42cc3eb3c055ccc95987dedd228d1d6cd13520ad |
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font_01_sfnt_off00014623.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14623 | 10832 bytes |
SHA-256: 44b6f34e4e9363d6781355d61d79063474a65ba9fe0906d68f82c7463dc58654 |
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font_02_sfnt_off00015f17.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x15F17 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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