MALICIOUS
134
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The sample is a PDF file containing embedded JavaScript, which is a common technique for executing malicious code. The PDF also features a high number of external links, many pointing to potentially disposable domains, indicating a link farm designed to obscure the ultimate destination. ClamAV and ML classifiers also flagged this file as malicious, specifically as a phishing or trojan variant.
Machine Learning
- Nyx PDF Classifier malicious score 0.9982
Heuristics 6
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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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Embedded JS stream low PDF_JSPDF references a /JS stream. Generic JavaScript is common in benign forms; specific dangerous APIs are scored by separate rules.
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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://travelone.ae/userfiles/files/kagonixikatufanagixud.pdf In PDF document text
- http://japanbizkorea.com/userData/ebizro_board/file/zosudibowamapaxi.pdfIn PDF document text
- http://potentialdesign.cn/userfiles/file/1630802328.pdfIn PDF document text
- http://leton.pl/userfiles/file/dozofoperafewivizun.pdfIn PDF document text
- http://telektrans.hu/editor_up/vevipadukixovokum.pdfIn PDF document text
- http://cauthangdep24h.com/upload/files/1630134024.pdfIn PDF document text
- http://m-styleauto.com/js/upload/files/vinuzedivexorutirese.pdfIn PDF document text
- http://gerocuki.hu/user/file/37370459229.pdfIn PDF document text
- http://deborahmayerlawoffices.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/gafij.pdfIn PDF document text
- https://studyhalltracker.com/files/file/46335294803.pdfIn PDF document text
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/16138b7f282707---ruludi.pdfIn PDF document text
- https://www.hosotte.com/ckfinder/userfiles/files/38028766464.pdfIn PDF document text
- http://uco-kampen.com/media/files/nubojolemaninedojijal.pdfIn PDF document text
- http://superbarter.sk/media/file/nelodupat.pdfIn PDF document text
- https://xn--fiqa735be48e.com/upload/files/68646095325.pdfIn PDF document text
- http://1hozain.ru/files/userfiles/files/vegimow.pdfIn PDF document text
- http://tfforming.ru/d/files/38502272480.pdfIn PDF document text
- http://alompar.hu/uploads/content_files/files/kisogodurukuka.pdfIn PDF document text
- http://enjoyisagenix.com/ckfinder/userfiles/files/vigefuf.pdfIn PDF document text
- https://xn----7sbeo1acdy3adh.xn--p1ai/userfiles/file/jigazuxiluvogomebiv.pdfIn PDF document text
- http://pmdrecycling.com/wp-content/plugins/formcraft/file-upload/server/content/files/161329c5bbe98c---7854666406.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/YTWXjIUwRh0/uplcv?utm_term=choose+launcher+androidPDF 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_off000100d6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x100D6 | 17540 bytes |
SHA-256: 84fdc185afc2839350550a222ee6732cf25375bd57dc04b63147d2910a7d4626 |
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font_01_sfnt_off00012f51.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12F51 | 10500 bytes |
SHA-256: de932b40f174e0bcb06a86ef56aec66afa5b386ba51bd8ef6572da77dafd6f28 |
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font_02_sfnt_off00014721.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14721 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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