MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF was flagged by ML classifiers and ClamAV as malicious, indicating a high likelihood of malicious intent. The presence of a link farm with numerous unknown URLs suggests a phishing or malware distribution scheme. The PDF_SEO_DISPOSABLE_LINK_FARM heuristic specifically points to a non-clustered link farm on disposable hosting, reinforcing the phishing pretext.
Machine Learning
- Nyx PDF Classifier malicious score 0.9982
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://citronixdeflection.com/nbloom/fckuploads/file/ragudegukesurotovevoj.pdf In PDF document text
- http://fitviewer.de/files/file/78111023481.pdfIn PDF document text
- https://deconkhoemanh.com/wp-content/plugins/super-forms/uploads/php/files/f68rbpp98bhqe0bmuop7jdd6cq/vatex.pdfIn PDF document text
- http://dija.lv/public/userfiles/file/57789226278.pdfIn PDF document text
- https://www.sibirprokat.ru/ckfinder/userfiles/files/tenaberupizebuzoz.pdfIn PDF document text
- http://polskienarty.pl/data/aktualnosci_imgs/file/74715781815.pdfIn PDF document text
- https://daqing-jewelry.com/uploads/files/202109301049131244.pdfIn PDF document text
- http://batiment-tunisie.com/userfiles/file/2975007178.pdfIn PDF document text
- https://ganganagardentist.com/userfiles/file/60013868459.pdfIn PDF document text
- http://yunnanyingxiang.com/ckfinder/userfiles/files/99126646253.pdfIn PDF document text
- http://marketypik.pl/zdjecia/fck/file/48199177117.pdfIn PDF document text
- http://thanhcongtechtra.com/upload/files/73813573920.pdfIn PDF document text
- https://jnnjhansi.com/userfiles/file/19965031982.pdfIn PDF document text
- https://by-express.com/upfiles/editor/files/rinaladapeximolip.pdfIn PDF document text
- http://decom.pro/admin/ckfinder/userfiles/files/fefef.pdfIn PDF document text
- https://creativekids.abcedukacji.pl/web/uploads/files/56374823193.pdfIn PDF document text
- http://www.sunaryem.com.tr/wp-content/plugins/super-forms/uploads/php/files/8nvf7e8esc3lu46au4tgobffe4/pobiweza.pdfIn PDF document text
- https://ms01bet.com/contents/files/terilamedowizomotuwalal.pdfIn PDF document text
- http://sumisaedu.com/FileData/ckfinder/files/20211002_8F18AC7D9EB62FB4.pdfIn PDF document text
- https://www.winsum.frl/ckfinder/userfiles/files/wixexuroxureja.pdfIn PDF document text
- http://testsitehq.com/ckeditor-ckfinder-integration/uploads/files/5103683040.pdfIn PDF document text
- http://antoniolescio.net/userfiles/files/wozifilonuseporixog.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/1KS0DP0cxss/uplcv?utm_term=photoelectric+effect+worksheetPDF 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_off0000b019.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB019 | 15040 bytes |
SHA-256: b4568eea7a638329a0c83a6b4e3106a4916d9e2afb6bd1324927b44bf2562b3d |
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font_01_sfnt_off0000d59f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD59F | 10344 bytes |
SHA-256: 2437da0d9e2c07ab3dd7639ce4b7a5a7a64947656bd1f7d5783766b27a1ecbb3 |
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font_02_sfnt_off0000ed36.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xED36 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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