MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF was flagged by ML classifiers and ClamAV as malicious, with heuristics indicating it functions as a link farm on disposable hosting. The embedded URLs, particularly the one identified as a link farm, suggest an attempt to direct users to potentially harmful content. No scripts were extracted, but the overall structure and heuristic firings point to a phishing or malware distribution lure.
Machine Learning
- Nyx PDF Classifier malicious score 0.9846
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://aqcorth.specialty-match.com/upload/files/zovaxewaxejelafenunogi.pdf In PDF document text
- https://mkart.it/uploads/file/26368455677.pdfIn PDF document text
- http://lyzebrno.cz/userfiles/file/66417123098.pdfIn PDF document text
- http://sushikyototogo.com/uploads/files/87050710102.pdfIn PDF document text
- http://humanlitech.com/files/files/80669458647.pdfIn PDF document text
- https://www.euroservicemilano.it/wp-content/plugins/formcraft/file-upload/server/content/files/161400148e5a7c---93458607491.pdfIn PDF document text
- https://www.quatainvestimentos.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1613fe0672830f---83341666845.pdfIn PDF document text
- http://okun.su/upload/file/kesulasewef.pdfIn PDF document text
- http://xn--80aa5alfu.kz/file/runutaf.pdfIn PDF document text
- http://feuerwehrobrigheim.de/upload/files/fegopupovuwojidokoj.pdfIn PDF document text
- http://akvari-um.ru/userfiles/file/35400443918.pdfIn PDF document text
- https://ourcampuswindow.com/ckfinder/userfiles/files/26031167414.pdfIn PDF document text
- https://www.prieur-equipement.com/ckfinder/userfiles/files/dusajopakunedojadod.pdfIn PDF document text
- http://jr.ac.th/ckfinder/userfiles/files/71152255503.pdfIn PDF document text
- https://budapestpainter.hu/ckfinder/userfiles/files/pagelasujenanoxexemawa.pdfIn PDF document text
- http://www.pibmg.com.br/ckfinder/userfiles/files/files/noxisisutew.pdfIn PDF document text
- http://lynhuagiasi.com/Images_upload/files/fovasabijeruvabozozebogod.pdfIn PDF document text
- http://piazzademarini3ge.com/userfiles/files/dojekolukunenusawakujabe.pdfIn PDF document text
- https://uzmanwebci.com/calisma2/files/uploads/31255410514.pdfIn PDF document text
- http://jianianhuayule.a9188.com/upload_files/art_files/files/20210910_041243.pdfIn PDF document text
- http://spartaksedlec.cz/spartaksedlec/userfiles/file/sotobisaxojije.pdfIn PDF document text
- https://hlj-vibration.com/uploads/image/20210916/files/20210916070950.pdfIn PDF document text
- http://sunpix.ru/img/lib/file/37800486578.pdfIn PDF document text
- http://stilna-ya.com/_userfiles/file/34857268239.pdfIn PDF document text
- https://srldirect.com/ckfinder/userfiles/files/wediramej.pdfIn PDF document text
- https://brtim.com/uploads/wysiwyg/files/77425683286.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/DOqCt-cVA4I/uplcv?utm_term=straight+talk+on+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_off0000dfa2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDFA2 | 18404 bytes |
SHA-256: 065c0aca9976bf39f39e93a38162d6a5d4a2edb7d34ac0b69aba95c5404e7aaa |
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font_01_sfnt_off00010ed4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10ED4 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off000126eb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x126EB | 10396 bytes |
SHA-256: 794633f8d5166ff15572fdd69f1872eabbf514adcd8e70a34558f5a1b1c217fb |
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