MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains numerous URLs pointing to compromised WordPress uploads and disposable hosting, suggesting a link farm designed to redirect users. The presence of embedded URLs and the PDF structure strongly suggest it is used as a lure, likely for phishing or to download further malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9977
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 https://catamma.ru/uplcv?utm_term=the+last+knight+streaming PDF link annotation
- https://mimpidia.com/contents/files/kafunigotalobejek.pdfIn PDF document text
- https://www.hospedeagora.com.br/wp-content/plugins/super-forms/uploads/php/files/6m857kpjimlkvlphvt59rtnlrq/76229877717.pdfIn PDF document text
- https://socialacademy.gr/wp-content/plugins/super-forms/uploads/php/files/d3f2334361654cfa44bc1aee287928b8/39038018672.pdfIn PDF document text
- http://yushendesign.com/images_fck/file/1631060911.pdfIn PDF document text
- http://erisalaw-chicago.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/40641649962.pdfIn PDF document text
- https://swift-tw.com/lcc/upload/files/75108614650.pdfIn PDF document text
- https://www.renfrewareahealthvillage.ca/ckfinder/userfiles/files/sojoduzenexofetag.pdfIn PDF document text
- http://www.nationaalgolfcongres.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1612ed52e73d82---xifapezoxibopinoj.pdfIn PDF document text
- https://marosme.ro/hirek/file/rewurebumubogipopazufi.pdfIn PDF document text
- http://dambi.pl/userfiles/file/80419586470.pdfIn PDF document text
- http://furniture83.com/upload/files/zijuwadukivejunixatafarel.pdfIn PDF document text
- http://elencostruzioni.it/userfiles/files/teletajajudegatoga.pdfIn PDF document text
- http://brandnewgoods.net/userfiles/file/wunexibadaj.pdfIn PDF document text
- http://przedszkolenisko.pl/userfiles/file/99973994826.pdfIn PDF document text
- http://woodwaysindia.com/uploads/widov.pdfIn PDF document text
- http://blossomtour.net/FileData/ckfinder/files/20210913_FF4675468A64CDE8.pdfIn PDF document text
- https://dom4m.by/userfiles/files/xadedojazatokomazuxe.pdfIn PDF document text
- http://daiichihousing.net/uploads/news_file/59645073002.pdfIn PDF document text
- https://stockbauer.hu/uploads/file/jekivujuwijesowu.pdfIn PDF document text
- http://thewellmanteam.com/userfiles/files/rojigaju.pdfIn PDF document text
- http://shiokuda1.com/contents/files/48691292651.pdfIn PDF document text
- http://gaushalango.com/uploaded_files/userfiles/files/87591046458.pdfIn PDF document text
- https://khabul.mn/mmpa/userfiles/files/xuvibunalulivilurozawup.pdfIn PDF document text
- 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_off0000d565.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD565 | 10488 bytes |
SHA-256: b1e889ed22766ab12f67b332c54af263ae980780cbf7ad0f81fd0706f80a3685 |
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font_01_sfnt_off0000ed0c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xED0C | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0001051e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1051E | 18688 bytes |
SHA-256: b62223cdc53071ab1618374da8f9c2c0cfd69990f65aace83f59a2fe2671b56d |
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