MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file was flagged as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. It contains numerous embedded URLs, many of which point to potentially compromised or disposable hosting, suggesting a link farm designed to redirect users. The presence of `utm_term` parameters in some URLs hints at tracking or phishing campaigns. No scripts were extracted, but the structure and URL patterns are consistent with phishing or malware distribution lures.
Machine Learning
- Nyx PDF Classifier malicious score 0.9956
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://tuhocxuatnhapkhau.com/uploads/ckfinder/files/26076009807.pdf In PDF document text
- https://belretail.by/ckfinder/userfiles/files/famezaviboj.pdfIn PDF document text
- https://cristalparkhotel.com.ve/ckfinder/userfiles/files/68617596076.pdfIn PDF document text
- https://cukimentescukraszda.hu/files/files/94888068171.pdfIn PDF document text
- https://pottoka.info/files/galeria/files/93154029937.pdfIn PDF document text
- https://dpt-mh.com/uploads/news/files/77909254017.pdfIn PDF document text
- https://pomtco.com/technical/files/file/keboxinizexotuzelipu.pdfIn PDF document text
- https://glamweddingdesign.com/userfiles/file/gafojidojenamekemole.pdfIn PDF document text
- http://vietkinggroup.com/uploads/userfiles/file/xutuvunasidoxonopifenabi.pdfIn PDF document text
- http://btfa.tw/upload/files/soxolugerozaxepe.pdfIn PDF document text
- http://cafegreenwichvillage.com/uploads/files/wujarijoxu.pdfIn PDF document text
- https://www.sabiamente.es/wp-content/plugins/formcraft/file-upload/server/content/files/161420a737db09---gasuzezapisovovosajeb.pdfIn PDF document text
- https://oreopay57.com/ckfinder/userfiles/files/54827689477.pdfIn PDF document text
- http://healingtown.org/userData/board/file/bilofodomobukilemajisapi.pdfIn PDF document text
- http://mpwlawpa.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/15264645012.pdfIn PDF document text
- https://marbeyoyun.com/calisma2/files/uploads/72684941551.pdfIn PDF document text
- https://ambalatender.com/upload/files/46829364223.pdfIn PDF document text
- https://treasurehunterdetectors.com/ckfinder/userfiles/files/55839493499.pdfIn PDF document text
- https://tcufroghouses.com/wp-content/plugins/formcraft/file-upload/server/content/files/16141667cecff4---sikasuxe.pdfIn PDF document text
- http://hotelgiottotorino.com/userfiles/files/puvus.pdfIn PDF document text
- http://aromacosmetics.bg/assets/userfiles/file/8379877228.pdfIn PDF document text
- http://ledspectrumthai.com/ckfinder/userfiles/files/37945173892.pdfIn PDF document text
- https://shinyjewellers.com/wp-content/plugins/super-forms/uploads/php/files/t43mmc00jib1sobann55scsunf/98047050611.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/6naE_Nh8_CY/uplcv?utm_term=how+to+install+minecraft+hacksPDF 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_off0000af9f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xAF9F | 15072 bytes |
SHA-256: cc7eb3080b7a7a36135254ced25fee33043b479944328e8c6dc4f5a8497e42e4 |
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font_01_sfnt_off0000d5cd.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD5CD | 10772 bytes |
SHA-256: 69f826aaab48e4360c801602831033911a43391f98c55df2b56f1388a66e96bf |
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font_02_sfnt_off0000ee6c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEE6C | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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