MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The file is identified as malicious by ML classifiers and ClamAV, specifically as a phishing trojan. It functions as a link farm with numerous embedded URLs pointing to various domains, many of which are unknown or potentially disposable. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' strongly suggests this is a tactic to obscure malicious destinations or distribute malware through a large number of redirects. No scripts were extracted, and the document body was unreadable, but the overall structure and heuristic firings indicate a malicious intent to redirect users.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
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 http://www.lovebliss.tw/UserFiles/files/8262461803.pdf In PDF document text
- http://haihengpharm.com/upload/files/66969609510.pdfIn PDF document text
- http://texmet.pl/userimages/file/fakizanoxemajejo.pdfIn PDF document text
- https://artedeeducar.com.br/ckfinder/userfiles/files/53235971691.pdfIn PDF document text
- https://thietkewebseo.com/webroot/img/files/66726409968.pdfIn PDF document text
- https://konchris.com/userfiles/file/1630665496.pdfIn PDF document text
- http://pinxedien.net/upload/files/nalagasowavadirufetunut.pdfIn PDF document text
- http://fitviewer.biz/files/file/47921427925.pdfIn PDF document text
- http://westhollywood.ilovepokebar.com/uploads/files/tozetaxuligidadeb.pdfIn PDF document text
- https://sdhouse.info/ckfinder/userfiles/files/rutogaw.pdfIn PDF document text
- http://www.klimavill.com/data/editorfile/tiretefuvizupirif.pdfIn PDF document text
- http://chemonova.com/FCKeditor/file/85234677489.pdfIn PDF document text
- https://www.bussmann-tiefbau.de/ckfinder/userfiles/files/zezowulot.pdfIn PDF document text
- https://hfbee.tw/upload/ckfinder_temp/files/20210911063105.pdfIn PDF document text
- https://dbjadow.pl/attachments/file/wemaf.pdfIn PDF document text
- http://ustunongel.com/image/files/bakoropimesanurov.pdfIn PDF document text
- http://rassadaspb.com/new/files/file/49629221532.pdfIn PDF document text
- http://alsace.annuaire-regional.com/ckfinder/userfiles/files/88203168549.pdfIn PDF document text
- https://ciela13.leaddeehub.com/userfiles/files/19879044532.pdfIn PDF document text
- http://baharemadinah.com/wp-content/plugins/formcraft/file-upload/server/content/files/16135f65fafd67---fubub.pdfIn PDF document text
- http://www.insurancedirectcanada.ca/wp-content/plugins/formcraft/file-upload/server/content/files/16137c22886f78---750257260.pdfIn PDF document text
- https://sindonis.com/userfiles/file/76910679917.pdfIn PDF document text
- http://lexprikson.com/admin/style/images/userfiles/file/11930424531.pdfIn PDF document text
- http://drairtools.com/ckfinder/userfiles/files/88102637629.pdfIn PDF document text
- http://allefrgycg.news-read.com/upload/files/jesevesomazupagowevudo.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/3CAf4wW3hvY/uplcv?utm_term=convert+50+degrees+to+radiansPDF 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_off0000db71.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDB71 | 18808 bytes |
SHA-256: df4dbfa41ae220945eceadc96776fbc1ff962216ce4831f80964472464ca10a1 |
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font_01_sfnt_off00010ccd.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10CCD | 10732 bytes |
SHA-256: 9be1ac55d8fb7c4177a98ec52be07487bf139f5019afcfe724a4f6dbfb8624fc |
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font_02_sfnt_off0001257d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1257D | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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