MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file was flagged by ML classifiers and ClamAV as malicious, indicating a phishing or malware distribution attempt. It contains numerous embedded links, many pointing to potentially disposable domains, suggesting a link farm designed to redirect users to malicious content. While no scripts were directly extracted, the PDF structure and embedded URIs are indicative of a phishing lure.
Machine Learning
- Nyx PDF Classifier malicious score 0.9827
Heuristics 5
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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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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://ringid.vn/ckfinder/userfiles/files/meduvesojexur.pdf In PDF document text
- https://www.aironface.com/wp-content/plugins/super-forms/uploads/php/files/c69fc9d03177c50dfa1e0125928d9b15/jitulabibofamekowalu.pdfIn PDF document text
- http://lynxauto.ru/userfiles/file/52321605062.pdfIn PDF document text
- http://hwayoung.kr/upfile/files/2363825843.pdfIn PDF document text
- http://okfilm.kr/userData/board/file/76549534830.pdfIn PDF document text
- https://takipcisec.com/calisma2/files/uploads/giwimevamojamulovi.pdfIn PDF document text
- https://mi-stores.com/basketballtotaal/images/editor/file/29546350860.pdfIn PDF document text
- http://szcftz.com/upload/81469248820.pdfIn PDF document text
- http://hoya889.com/upfile/files/20210909232806.pdfIn PDF document text
- http://sinching.com/uploadpic/files/202109071535552192.pdfIn PDF document text
- https://gkia.org/kingkong/userfiles/files/76815882343.pdfIn PDF document text
- https://echipamente-scule.ro/userfiles/file/bukifesunoxudutut.pdfIn PDF document text
- http://dichvutheapec.com/upload/FCK/file/xolidagategazo.pdfIn PDF document text
- https://grup-insaat.com/userfiles/file/27367343197.pdfIn PDF document text
- http://bookblog.kr/data/file/files/mujawowupanidejemob.pdfIn PDF document text
- http://pusheng168.com/uploadfiles/20210909160728.pdfIn PDF document text
- http://archi-m.ru/userfiles/file/44585041838.pdfIn PDF document text
- https://iringmalaysia.com/ckfinder/userfiles/files/vabipuxu.pdfIn PDF document text
- http://schokobrunnen.com/idata/72645305349.pdfIn PDF document text
- https://travellifeafrica.com/ci/userfiles/files/73943754324.pdfIn PDF document text
- http://zjqzzx.com/uploadfile/file/2021091009040073499.pdfIn PDF document text
- http://tuvantindat.com/uploads/2021-09-06/images/files/77198249424.pdfIn PDF document text
- http://dreesmann-foto.de/userfiles/file/37373832968.pdfIn PDF document text
- https://www.twibiotech.com/plugin/ce1/ckfinder/userfiles/files/49123510862.pdfIn PDF document text
- https://pensiunea-escape.ro/ckfinder/userfiles/files/59532971007.pdfIn PDF document text
- http://bridgesonthepark.com/wp-content/plugins/formcraft/file-upload/server/content/files/16136f863a4d80---lamulegupeninuz.pdfIn PDF document text
- http://anm-av.de/uploads/files/runaxitugumejases.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/YTWXjIUwRh0/uplcv?utm_term=mobile+legends+mod+apk+moneyPDF 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_off0000c8fc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC8FC | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000e113.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE113 | 10876 bytes |
SHA-256: 7f4c1a58b19fe7c3106818e4de10e2fb440b991589b5fda11b6f963cb00ec227 |
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font_02_sfnt_off0000f9b8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF9B8 | 17628 bytes |
SHA-256: 2127bf85a842bba2d84bc57d2457a4f2e318211e1bdcb62a74429ec17d72f98a |
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