MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF document contains numerous embedded URLs, many of which are associated with link farms and disposable hosting, indicating a phishing or malware distribution attempt. The ML classifier and ClamAV detection strongly suggest malicious intent. Although no scripts were explicitly extracted, the PDF structure and embedded URIs point towards a common tactic of directing users to malicious sites, likely for credential harvesting or further payload delivery.
Machine Learning
- Nyx PDF Classifier malicious score 0.9976
Heuristics 5
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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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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://medvor.ru/uplcv?utm_term=roblox+hack+apk+mod+menu+android PDF link annotation
- https://paloaltospeakerseries.com/wp-content/plugins/super-forms/uploads/php/files/8e18b73ea1017470e3ca4cafd2513db9/64917203549.pdfIn PDF document text
- https://klcmekatronik.com/ckfinder/userfiles/files/kalitowakufit.pdfIn PDF document text
- http://cozycornerexpress.com/uploads/files/92092019728.pdfIn PDF document text
- http://7profi.net/userfiles/file/88510302725.pdfIn PDF document text
- https://altonika.pro/files/fck/file/38625408032.pdfIn PDF document text
- https://marcuspietrek.de/MARCUS/files/file/93035178199.pdfIn PDF document text
- http://homestationrealty.com/userfiles/files/59810792778.pdfIn PDF document text
- http://zhjpharm.com/upload/files/nabesiwikipelabipejuwatak.pdfIn PDF document text
- https://autoteam.in/ckfinder/userfiles/files/jilidu.pdfIn PDF document text
- https://ecoverservice.be/gallery/file/fizikibabozejimi.pdfIn PDF document text
- http://ukrainski-rosyjski.pl/userfiles/file/sizulumasenururot.pdfIn PDF document text
- https://alarrabnews.com/images/content/content/file/50265361966.pdfIn PDF document text
- http://gshosnab.ru/userfiles/file/davokogemexuwo.pdfIn PDF document text
- http://modamoda.nl/uploads/pic_lib/file/fejozoviniwu.pdfIn PDF document text
- http://goodfortune.hk/UpLoadFile/file///tejaro.pdfIn PDF document text
- http://colafranceschi.it/userfiles/files/xufuvuvanebilutarib.pdfIn PDF document text
- https://daquin-ferriere.fr/userfiles/file/mamejiromonuregu.pdfIn PDF document text
- https://onecre.com/images/content/files/19570560103.pdfIn PDF document text
- http://www.cuadernos.in/wp-content/plugins/formcraft/file-upload/server/content/files/1613e91ce2c005---71679575913.pdfIn PDF document text
- https://muahohangnhat.com/app/webroot/uploads/files/nowowejilijaxufe.pdfIn PDF document text
- http://www.fdconsult.qa/public/uploads/cms_files/xebifomuxefebesita.pdfIn PDF document text
- http://gibisch.org/files/files/40973132922.pdfIn PDF document text
- http://ad.ditroinfotech.com/laportal/ckeditor-ckfinder-integration/uploads/files/vejuxureloju.pdfIn PDF document text
- 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_off0000e671.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE671 | 10992 bytes |
SHA-256: b149bc2224f609edcb64f921cd10fd4eebdf4f563c047e0fdde106f1307b8686 |
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font_01_sfnt_off0000ff82.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFF82 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00011794.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11794 | 18820 bytes |
SHA-256: 9febcb08a037b38d56cfa2f7422b22775594683c6e8dff372f19769569a8f68a |
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