MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF was flagged as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' suggests the document is designed to host numerous links on disposable domains, a common tactic for phishing or distributing further malware. While no scripts were explicitly extracted, the presence of numerous unknown URLs points towards a redirection or download mechanism.
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://sinoscaform.com/upload/ckimg/files/202109011603528521.pdf In PDF document text
- https://pilot-nav.com/ckfinder/userfiles/files/2244587552.pdfIn PDF document text
- http://mnarch.it/userfiles/files/mutaxolugivaxavirejofawil.pdfIn PDF document text
- https://www.ruchya.com.tw/upload/files/laromotatorekawifewuxefu.pdfIn PDF document text
- http://dooroc.com/tk/upload/file/38177872579.pdfIn PDF document text
- http://ziguratex.com/helpdesk/app/webroot/img/userfiles/files/jesosokusemagixuxenif.pdfIn PDF document text
- http://baltic-rt.ru/ckfinder/userfiles/files/33295500334.pdfIn PDF document text
- http://www.valathors.com/ckfinder/userfiles/files/rofetelisolafen.pdfIn PDF document text
- http://royalgroup.at/tmp/41455065322.pdfIn PDF document text
- https://satnamunicipalcorporation.com/admin/ckfinder/userfiles/files/gazugoxuzo.pdfIn PDF document text
- https://swalaya.in/userfiles/file/nexonasila.pdfIn PDF document text
- http://onnetsolution.in/userfiles/file/66724777362.pdfIn PDF document text
- https://taipeitccia.org/CKEdit/upload/files/fokejabomawomo.pdfIn PDF document text
- https://robodom.si/files_vsebine/darazakigirudakobeninuf.pdfIn PDF document text
- https://viessmannboilers.ca/fck_upload/file/dofawebeva.pdfIn PDF document text
- http://palmdale.thepokeluau.com/uploads/files/82741915518.pdfIn PDF document text
- http://savalis.ru/userfiles/file/55714445730.pdfIn PDF document text
- http://safedoorsystems.com/cmsimages/file/20548520679.pdfIn PDF document text
- http://klick-tipp.info/ckfinder/userfiles/publics/files/zufevakadofabe.pdfIn PDF document text
- http://emilybarnes.com/DEVELOPMENT/VERSIONED/emilybarnes/trunk/sites/default/files/file/67299106507.pdfIn PDF document text
- https://limpiezasinasel.com/userfiles/files/rorelifapipi.pdfIn PDF document text
- http://chanhbon.vn/media/ftp/file/42828533286.pdfIn PDF document text
- https://nada70.org/userfiles/file/zizifufezurogojufe.pdfIn PDF document text
- http://iphonedown.com/ckfinder/userfiles/files/ripawerawapitujopumogo.pdfIn PDF document text
- http://cualuoiskydoor.com/webroot/img/files/xavalurig.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/1xuhb7AK25c/uplcv?utm_term=barbie+life+in+the+dreamhouse+the+shrinkeratorPDF 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_off0000b26f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB26F | 11004 bytes |
SHA-256: 46fe1f404ca1d72119c6db6d369688435c528d48c7c6e01b95a5474f6b0d9f84 |
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font_01_sfnt_off0000cbcf.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCBCF | 15944 bytes |
SHA-256: 86a0be9992421e474ade4c46fdd2a7c23f135268b2ed3129cd2de626e691131c |
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font_02_sfnt_off0000f445.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF445 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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