MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The sample is a PDF file identified as malicious by ML classifiers and ClamAV. It contains numerous embedded URLs, many of which point to disposable domains and appear to be part of a link farm designed to redirect users to download further malicious content. The presence of these links and the overall structure suggest a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9860
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 http://myucmas.com/userfiles/file/teduj.pdf In PDF document text
- http://altaprecision.com/userfiles/file/lobuvosa.pdfIn PDF document text
- http://spartapr.com/images/upload/file/komorax.pdfIn PDF document text
- http://baigeleather.com/userfiles/file/52556030532.pdfIn PDF document text
- http://kondicionery-dolgoprudny.ru/upload_picture/file/87061768098.pdfIn PDF document text
- http://burragebrothers.net/demo/jolie/beta/userfiles/files/logugazimarifajogubit.pdfIn PDF document text
- http://goraku-sangyo.com/userfiles/file/62765898572.pdfIn PDF document text
- http://helderlive.nl/ckfinder/userfiles/files/66381198543.pdfIn PDF document text
- http://chanakol.com/ckfinder/userfiles/files/xaxuvivig.pdfIn PDF document text
- http://ch-yang.com/upload/files/zejevikabipelar.pdfIn PDF document text
- https://stef-nancy.fr/upload/document/94791616982.pdfIn PDF document text
- http://thaimassagemodel.com/ckfinder/userfiles/files/97455803464.pdfIn PDF document text
- http://novafish.it/userfiles/files/goxerogonefiladovun.pdfIn PDF document text
- https://mlspoland.co/files/file/xuwibepodonaziz.pdfIn PDF document text
- https://rizecanreklam.com/images/file/29193162558.pdfIn PDF document text
- http://ueros.fr/admin/ckfinder/userfiles/files/nipozenikogaruxe.pdfIn PDF document text
- http://www.rify.us/cms-uploads/files/60254698863.pdfIn PDF document text
- http://immobilieninvestors.de/userfiles/file/dexuxe.pdfIn PDF document text
- https://phase1acoustics.com/wp-content/plugins/formcraft/file-upload/server/content/files/16144dafc9bf0e---14319257064.pdfIn PDF document text
- http://hfengly.dk/skoleportalen/userfiles/file/3811931508.pdfIn PDF document text
- http://trip-sale.ru/userfiles/file/kepetizetetoferak.pdfIn PDF document text
- https://dodatnagarancija.com/userfiles/file/10459391966.pdfIn PDF document text
- https://psychologgia.pl/Upload/file/26261808199.pdfIn PDF document text
- http://school15-tyumen.ru/f/balugemerojekowuvebixem.pdfIn PDF document text
- https://kuechentreff-schmid.de/wp-content/plugins/super-forms/uploads/php/files/h7n8mv03gfh4q36fub4bu5paim/lixinuwevipapikatilamak.pdfIn PDF document text
- http://chinahanaro.com/userfiles/file///piwugolebolifominubijoxu.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/6naE_Nh8_CY/uplcv?utm_term=parallel+space+pro+64PDF 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_off0000e2c6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE2C6 | 10320 bytes |
SHA-256: c5d7121dd1f92429eb8d5896e51f69fdafa644e74d033d950873c74c303e6c14 |
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font_01_sfnt_off0000fa3b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFA3B | 19060 bytes |
SHA-256: d8046cba0599c7ce7d472f3013e35d3d714b931b48f05fa4fc4cbf0044206928 |
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font_02_sfnt_off00012c78.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12C78 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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