MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file was detected as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. It contains numerous embedded URLs pointing to various domains, suggesting a link farm designed to redirect users. The PDF_SEO_DISPOSABLE_LINK_FARM heuristic further supports this, indicating a strategy of using disposable hosting for link distribution.
Machine Learning
- Nyx PDF Classifier malicious score 0.9953
Heuristics 5
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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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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://bcbc3399.com/upload/files/mufefejuxavigimorepax.pdf In PDF document text
- http://ohmytour.kr/FileData/ckfinder/files/20210914_64D2930C5B8AA49A.pdfIn PDF document text
- http://gaongonmaiphuong.vn/webroot/img/files/fekuninonitoletejo.pdfIn PDF document text
- http://wwm-quanta.com/upload/files/wesenadoru.pdfIn PDF document text
- https://sassanoproperties.com/FCKeditor/file/nudaxamutopofadu.pdfIn PDF document text
- http://yourhandmadeitems.com/userfiles/file/76581415995.pdfIn PDF document text
- http://ormansagszive.hu/upload/file/32858932532.pdfIn PDF document text
- https://littleedupark.com/ckfinder/userfiles/files/47648448071.pdfIn PDF document text
- https://champion-osk.pl/userfiles/file/rirori.pdfIn PDF document text
- http://michellenevinracing.com/FCKeditor/file/60787308033.pdfIn PDF document text
- http://valencia.thepokeluau.com/uploads/files/52309092315.pdfIn PDF document text
- https://mattweidnerlaw.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613245817dc0c---vawun.pdfIn PDF document text
- http://j1ent.com/userfiles/file/20210914084948.pdfIn PDF document text
- https://www.frontiermyanmar.com/sites/all/libraries/ckfinder/userfiles/files/virirekomigulujofetobumo.pdfIn PDF document text
- https://beauty-full.ru/uploads/files/vamolen.pdfIn PDF document text
- http://www.barankayalar.com.tr/wp-content/plugins/formcraft/file-upload/server/content/files/161360352898f5---rutenojozivedeji.pdfIn PDF document text
- http://elskenecologie.nl/files/871857375.pdfIn PDF document text
- http://mingmitrcoffee.com/user_img/files/59725900379.pdfIn PDF document text
- http://kidsjeodo.com/images/files/votowanolamuzukupopiki.pdfIn PDF document text
- http://chithanhplastics.com/uploads/userfiles/file/48178056705.pdfIn PDF document text
- https://patoman.ro/ckfinder/userfiles/files/bebimod.pdfIn PDF document text
- https://fallahi-sch.com/userfiles/file/namewopawezovorusokirij.pdfIn PDF document text
- https://lawina-radom.pl/files/file/segawebuxexoz.pdfIn PDF document text
- http://thebankcardservices.com/uploads/files/84537044303.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/GLLx1DTH0VQ/uplcv?utm_term=defender+2+hack+apkPDF 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_off0000d604.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD604 | 10408 bytes |
SHA-256: b5f6d25ee03e78feeedae7ec07bac6bec5c694ff844f3f988f7fcf6108fd529d |
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font_01_sfnt_off0000ed8d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xED8D | 17212 bytes |
SHA-256: f40760af58ae82a84f6ffd002e8599a25ed9d949c813a97aa43ef312cc244752 |
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font_02_sfnt_off00011a01.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11A01 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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