MALICIOUS
134
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains embedded JavaScript, a common technique for exploiting PDF viewers or redirecting users. The PDF also functions as a link farm, containing numerous URLs pointing to other PDF files, indicating a likely phishing or malware distribution scheme. The ML classifier and ClamAV detection strongly support its malicious nature.
Machine Learning
- Nyx PDF Classifier malicious score 0.9975
Heuristics 6
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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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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 http://autofactory-jin.com/js/upload/files/pazexenefok.pdf In PDF document text
- https://viveironativodevicosa.com.br/ckfinder/userfiles/files/13085128201.pdfIn PDF document text
- http://orkoien.com/userfiles/files/bareveguwowef.pdfIn PDF document text
- http://epicridesnepal.com/files/kosugipumutefuveni.pdfIn PDF document text
- https://ivantomanov.com/userfiles/file/61714116780.pdfIn PDF document text
- https://syntellect.ru/Repository/file/mibaxogogorebulat.pdfIn PDF document text
- http://novafish.it/userfiles/files/mogaribudofitap.pdfIn PDF document text
- https://ekransamara.ru/files/lelawerusolabefumoze.pdfIn PDF document text
- http://odontoflash.eu/userfiles/files/97348705550.pdfIn PDF document text
- https://414movement.com/wp-content/plugins/super-forms/uploads/php/files/0e74b15a18f6469f10cd56771fba367f/59750505748.pdfIn PDF document text
- http://meghdoothsuzuki.com/uploads/243781345.pdfIn PDF document text
- http://alwaysshine.com/fileimage/file/22722395882.pdfIn PDF document text
- https://chorland-dining.com/webroot/editor-uploads/files/tadasijajupolezosuwim.pdfIn PDF document text
- https://globalybm.com/ckfinder/userfiles/files/1631581513.pdfIn PDF document text
- http://www.bash.cl/media/file/20985059005.pdfIn PDF document text
- http://at2apigroup3.com/contents/files/1092132655.pdfIn PDF document text
- https://sanvexe.vn/webroot/img/files/88394787967.pdfIn PDF document text
- http://aroma-es.site/yamituki-n/uploads/files/50306304336.pdfIn PDF document text
- https://stpetejazz.com/wp-content/plugins/super-forms/uploads/php/files/p2smse3qn5hikdik6806vvqia1/76511508434.pdfIn PDF document text
- http://vrakskodamnetice.cz/file/zupuzotulomaragokenu.pdfIn PDF document text
- http://simsvizag.com/contentimages/file/57849678849.pdfIn PDF document text
- http://bhk-aindling.de/userfiles/files/19717985906.pdfIn PDF document text
- https://ipekyolumedya.com/resim_galeri/file/44886380391.pdfIn PDF document text
- https://thietbixanh.net/uploads/files/68653370445.pdfIn PDF document text
- http://asesorgubernamental.com/images/file/54261413094.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/1KS0DP0cxss/uplcv?utm_term=itext+pdf+pricingPDF 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_off0000b7bb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB7BB | 10352 bytes |
SHA-256: 5da003be7c186a24bbbe9e1adeea7b4b97c5b42746333eb308f7c083f86e2795 |
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font_01_sfnt_off0000cf01.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCF01 | 16168 bytes |
SHA-256: b4c0cf7c76bd7d824e1dde755b5e1294ea84118004558e39c2d742fa682537d1 |
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font_02_sfnt_off0000f89e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF89E | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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