MALICIOUS
134
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The sample is a PDF containing embedded JavaScript, which is a common technique for executing malicious code. The PDF also contains numerous external URIs, many of which point to disposable or suspicious domains, indicating a likely attempt to redirect the user to malicious content. ClamAV detection and ML classification strongly suggest malicious intent, likely related to phishing or malware delivery.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
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 http://doctour.hu/uploads/ckfinder/userfiles/files/5124464100.pdf In PDF document text
- http://lexus-custom.com/js/upload/files/juneval.pdfIn PDF document text
- http://hellnocancershow.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613034648e720---vezozemovaviforir.pdfIn PDF document text
- http://bayzones.com/fckeditor/editor/filemanager/connectors/php/userfiles/file/38374801230.pdfIn PDF document text
- http://ags-car.60km.com/upload/files/37040447206.pdfIn PDF document text
- http://cathyourhair.nl/js/ckfinder/userfiles/files/lupogaba.pdfIn PDF document text
- https://doublehair.center/upload/ckfinder/files/24647489105.pdfIn PDF document text
- https://hurghadalife.net/userfiles/files/68582080972.pdfIn PDF document text
- http://sz-nuoyi.com/Upload/file/2021090517364930711.pdfIn PDF document text
- http://xn--9i1b14lwsg1seumdzsx.com/upload/fckeditor/file/ramusukozinugobilijeno.pdfIn PDF document text
- http://studiozammuner.eu/userfiles/files/razomepike.pdfIn PDF document text
- http://bscartridge.com/pic/78107300068.pdfIn PDF document text
- http://coolbiotech.com/upload/files/gagerukidetuvevuberum.pdfIn PDF document text
- http://www.nationaalgolfcongres.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1613a01f9f17b6---71393861814.pdfIn PDF document text
- https://mobile-translator.eu/app/webroot/media/files/50717613993.pdfIn PDF document text
- https://cosmopolitanhotel.eu/uploads/wysiwyg/files/82212921415.pdfIn PDF document text
- https://www.tahitotfalu.hu/ckfinder/userfiles/files/23211304619.pdfIn PDF document text
- https://nmg.lv/img/uploads/files/77353662859.pdfIn PDF document text
- http://testsitehq.com/ckeditor-ckfinder-integration/uploads/files/ximokosogevofegutixuli.pdfIn PDF document text
- http://kuryakyn.ru/userfiles/file/59905411180.pdfIn PDF document text
- http://geombiagioschettino.eu/userfiles/files/nafefowopipazaz.pdfIn PDF document text
- http://tuzoltosagmihald.hu/userfiles/file/duwijivasatumevopemige.pdfIn PDF document text
- http://ocean-ex.com/images/blog/file/pakikalelofubaxex.pdfIn PDF document text
- http://stagelight.pl/userfiles/files/66565214910.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/ngfLrbzwjls/uplcv?utm_term=2k20+wwe+mobilePDF 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_off0000d769.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD769 | 18836 bytes |
SHA-256: e8332cd8ba58e21b6557f887921fd623bb3b06ae040a3df38dd8c299905d36e1 |
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font_01_sfnt_off0001088a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1088A | 10100 bytes |
SHA-256: 9cad232992dc28c079b5b1ee1fee00dda9a42849759966ff9f8554a1d9294bcc |
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font_02_sfnt_off00011f14.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11F14 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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