MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF was flagged by a machine learning classifier and ClamAV as malicious, specifically as a phishing trojan. It contains numerous embedded URLs, many of which point to suspicious PDF files on various domains, suggesting a link farm designed to distribute further malicious content or phish for information. The 'PDF_SEO_DISPOSABLE_LINK_FARM' heuristic indicates a high volume of links on disposable hosting, reinforcing the malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.9981
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 https://ascii.tn/web/cgi/file/96193518967.pdf In PDF document text
- http://pnmanagementsolutions.in/uploads/53312251697.pdfIn PDF document text
- https://harpethvalleypto.org/wp-content/plugins/super-forms/uploads/php/files/f10b2ccccf7290182f5469986710b56f/jukirar.pdfIn PDF document text
- https://listapp.in/ci/userfiles/files/58974229707.pdfIn PDF document text
- http://desushibar.com/userfiles/file/jodakubaga.pdfIn PDF document text
- http://www.pacautomarketing.com/file/riwokuzopegufuxojawafefaw.pdfIn PDF document text
- http://career-id.org/ckfinder/userfiles/files/4232860027.pdfIn PDF document text
- http://cocoal.com/uploads/file/nigijo.pdfIn PDF document text
- https://masterjobintl.com/ckfinder/userfiles/files/6665305362.pdfIn PDF document text
- http://sugarfree-gelato.com/upload/file/42082761063.pdfIn PDF document text
- https://strefaokazji.pl/uploaded/file/67520136482.pdfIn PDF document text
- https://newcar-rental.com/uploads/files/202109100318316805.pdfIn PDF document text
- http://dominopark.pl/public/upload/ckfinder/userfiles/files/xasetorojam.pdfIn PDF document text
- http://brezov-gaj.si/uporabnik/file/mukab.pdfIn PDF document text
- http://www.dr.schure.net/ckfinder/userfiles/files/20805151573.pdfIn PDF document text
- https://hps-gruppe.com/wp-content/plugins/super-forms/uploads/php/files/r3eni2aakrls017e2moo5e9grr/buneneduruli.pdfIn PDF document text
- http://chikatere.com/Upload/files/3138376490.pdfIn PDF document text
- http://obraz-tlt.ru/userfiles/file/regafupataneno.pdfIn PDF document text
- http://bjzjygj.com/fckeditor/editor/filemanager/connectors/php/userfiles/file/lebeliregejafazolupu.pdfIn PDF document text
- http://anhuizhkj.com/upload_fck/file/2021-9-2/20210902051933168697.pdfIn PDF document text
- http://andlupa.com/userfiles/file/52362699262.pdfIn PDF document text
- http://sdes.in/uploads/jerenodufebisugewabifu.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/LPIa9PGmDLg/uplcv?utm_term=deep+deep+waterPDF 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_off0000d6df.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD6DF | 9944 bytes |
SHA-256: 3755e7b015b73269743bc977bbfcc9ab22b46ec364a8dc81709acb0737bdcb6f |
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font_01_sfnt_off0000ed0f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xED0F | 16520 bytes |
SHA-256: 03d2b1ec3bb0c3444b6b2820bb297c7e69d125e743ea6a84bd48f2727256b287 |
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font_02_sfnt_off000117f4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x117F4 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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