MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains numerous embedded URLs, many of which point to suspicious PDF files hosted on various domains, suggesting a phishing or malware distribution scheme. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' further supports this by indicating the PDF acts as a link farm on disposable hosting.
Machine Learning
- Nyx PDF Classifier malicious score 0.9975
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://harrodsrentacar.com/public_html/userfiles/file/vujegejitaxok.pdf In PDF document text
- http://xn--tnqz8hz5cb8l.com/upload/files/88305303788.pdfIn PDF document text
- http://goksirkrupskimlyn.pl/img/upload/files/fosafaninomati.pdfIn PDF document text
- https://atlanticcompact.org/userfiles/files/64574891255.pdfIn PDF document text
- https://ckmusicdesign.nl/userfiles/file/rusijajajezivuvomiwumi.pdfIn PDF document text
- https://unitytradefze.com/ckfinder/userfiles/files/69041569182.pdfIn PDF document text
- https://copacndg.com/images/uploads/files/mawogudufam.pdfIn PDF document text
- http://whkmradio.com/userfiles/file/pezativabor.pdfIn PDF document text
- http://phannhan.vn/files/usersfiles/files/pepes.pdfIn PDF document text
- http://www.39koratmachinery.com/file_upload/files/80156834330.pdfIn PDF document text
- http://year-c.com/upload_fck/file/2021-9-4/20210904095032115897.pdfIn PDF document text
- https://hkfew.org.hk/ckfinder/userfiles/files/84537249347.pdfIn PDF document text
- https://invest.pl/userfiles/file/21346518657.pdfIn PDF document text
- https://sahodayabbsr.com/test/fckeditor/file/tamadivisuxixupol.pdfIn PDF document text
- http://www.sunarozlem.com.tr/wp-content/plugins/super-forms/uploads/php/files/vg0h1r72c23k9qc12lf50lsq25/92580828431.pdfIn PDF document text
- https://www.sibirprokat.ru/ckfinder/userfiles/files/kinave.pdfIn PDF document text
- http://vitrine-prof.com/files/xabujopewutasola.pdfIn PDF document text
- http://sm300159.agchost.com/userfiles/files/jovuvebakaxomomako.pdfIn PDF document text
- https://gulertrafik.com/wp-content/plugins/super-forms/uploads/php/files/u9rsvqdd9q7t1ib3qv26j4jvq3/51162551879.pdfIn PDF document text
- http://monteconsultants.com/image/upload/File/funani.pdfIn PDF document text
- https://100tmt.com/uploadimage/files/20210909070835.pdfIn PDF document text
- http://hypotekaprezamestnancov.sk/res/file/37249852704.pdfIn PDF document text
- https://kolegium.inaheart.org/upload/files/jejuxidukip.pdfIn PDF document text
- http://paykaaluminiya.ru/ckfinder/userfiles/files/zexirofibibejamok.pdfIn PDF document text
- http://webcertain.net/contentupload/fckeditorUploads/organization_/file/kiwamubipo.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/LPIa9PGmDLg/uplcv?utm_term=minecraft+pe+guns+addonPDF 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_off0000b2a5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB2A5 | 14992 bytes |
SHA-256: d35c464d97de16e9e91f7204a2fe9a73c92a983af68e676e4243b0aecb7a97d0 |
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font_01_sfnt_off0000d845.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD845 | 10840 bytes |
SHA-256: cbdf571bbd7f8e0f762f1a8e57a88cffa54da32b69f1b41decdbf331bf857445 |
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font_02_sfnt_off0000f13d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF13D | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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