MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file was identified as malicious by ML classifiers and ClamAV, specifically as a phishing trojan. It contains numerous embedded URLs, many of which point to disposable hosting and are structured as a link farm, suggesting an attempt to redirect users to malicious sites. The presence of external URIs and the overall structure indicate a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9949
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://huntic.ru/uplcv?utm_term=10th+geometry+textbook PDF link annotation
- http://dejede.com/userfiles/file/gepiwusirububoraxe.pdfIn PDF document text
- http://evolutionchonburi.com/userfiles/files/10944233628.pdfIn PDF document text
- https://holcom-solar.com/webroot/img/files/23597500284.pdfIn PDF document text
- https://motionslam.com/wp-content/plugins/super-forms/uploads/php/files/43a231404fdd598bb1627037dd4d33f4/89007061081.pdfIn PDF document text
- http://www.naturapreserved.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613b4e8faec3b---77931531292.pdfIn PDF document text
- http://ahzycw.com/upload_fck/file/2021-9-18/20210918104304524631.pdfIn PDF document text
- http://allgeology.ru/ckfinder/userfiles/files/wifunivivavatuxiwosojej.pdfIn PDF document text
- http://gimhaejazz.com/fckeditor/userfiles/image/23831945649.pdfIn PDF document text
- http://hamkr.com/userData/board/file/gabaxozaliko.pdfIn PDF document text
- http://rowadhr.com/app/webroot/upload/files/72903038912.pdfIn PDF document text
- http://rapet.hu/files/ganijomopuzarebubosuma.pdfIn PDF document text
- http://xn----7sbabaajmdfbk3ddf3azka3b6a2r.xn--p1ai/ckfinder/userfiles/files/56667607762.pdfIn PDF document text
- http://aolisenjiancai.com/data/files/vuzeleni.pdfIn PDF document text
- http://kompassztuki.pl/Image/files/3488104261.pdfIn PDF document text
- https://hargagila.com/uploads/image/files/89731348285.pdfIn PDF document text
- http://nikkenj.com/userfiles/file/nekanozadab.pdfIn PDF document text
- http://cybernet.asia/UserFiles/File/mizave.pdfIn PDF document text
- https://semangkabiji.com/contents/files/29075889119.pdfIn PDF document text
- https://aldaserwis.pl/ckfinder/userfiles/files/kelonadolopekirazokezi.pdfIn PDF document text
- http://shipagents.nl/uploadfiles/file/3872279839.pdfIn PDF document text
- https://coaching-jk-academic.com/ckfinder/userfiles/files/kejido.pdfIn PDF document text
- https://magicdiscoradio.com/userfiles/file/poxununa.pdfIn PDF document text
- http://stagegator.scorchmark.com/stagegator/ckfinder/userfiles/files/72510225886.pdfIn PDF document text
- http://lighthouse-connection.at/myPix/file/8055933553.pdfIn PDF document text
- http://gloria-eurex.com/images/blog/file/kasumif.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_off0000d296.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD296 | 10508 bytes |
SHA-256: 20ddb11490aa08a09ac814784e46d3a4967be6934cc6901007018347ebf4e1d5 |
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font_01_sfnt_off0000ea7f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEA7F | 18088 bytes |
SHA-256: 958dbc1bfdf6ed055a9a24af703c03bfb69ca7cac068936ab56efd8836936a6d |
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font_02_sfnt_off0001196f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1196F | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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