MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file was flagged by multiple heuristics, including a high-confidence ML classifier and ClamAV, indicating malicious content. It contains numerous external URIs and is identified as a link farm hosted on disposable domains, suggesting a phishing or malware distribution attempt. Although no scripts were explicitly extracted, the PDF structure and numerous embedded URLs point towards a malicious intent to redirect users to potentially harmful sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9956
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://philabc.ru/uplcv?utm_term=what+is+music+fx+on+android PDF link annotation
- https://aalatour.com/basefile/b2caalatourcom/files/jotewemavugenu.pdfIn PDF document text
- https://congchungnguyenlieu.vnpec.xyz/uploads/files/51104096458.pdfIn PDF document text
- http://clinicaveterinariamontecchia.com/userfiles/files/49499110664.pdfIn PDF document text
- http://jogagongu.pl/userfiles/file/97808706638.pdfIn PDF document text
- http://le-lemniscus-incandescent.fr/ckeditor/upload/files/burefuripokadake.pdfIn PDF document text
- https://thriveelearning.com/wp-content/plugins/super-forms/uploads/php/files/2992db083b272db128202e2f0306f9f9/57754100097.pdfIn PDF document text
- http://nissanotogovap.net/uploads/images/files/16004125878.pdfIn PDF document text
- https://alajuusa.ee/media/contents/file/65335938748.pdfIn PDF document text
- http://lambanghieuquangcaogiare.net/vietkiendo/upload/file/xujukatosul.pdfIn PDF document text
- https://yunglin.com/uploadpic/files/bolukudabemowezemozoxibun.pdfIn PDF document text
- http://yuanhebiotech.com/upload/files/xanaxigejitenop.pdfIn PDF document text
- http://istihdamhaberleri.com/upload/ckfinder/files/90372502370.pdfIn PDF document text
- http://massintech.ru/img/outer/files/mudatoxuwawapememavuw.pdfIn PDF document text
- http://qiuyutv.com/userfiles/files/20210906105114.pdfIn PDF document text
- https://etest.vn/app/webroot/uploads/files/xikunuxaxubikopanagimitu.pdfIn PDF document text
- https://dacola.com/upload/files/nevujapepivifilufagira.pdfIn PDF document text
- https://bselink.com/userfiles/file/wewuze.pdfIn PDF document text
- https://www.winsum.frl/ckfinder/userfiles/files/67727395968.pdfIn PDF document text
- http://veewood.com/file_media/file_image/file/nuzotukaxazizawet.pdfIn PDF document text
- https://rajaketiga.com/contents/files/78474735124.pdfIn PDF document text
- http://sabaparsian.com/ckeditor/files/files/porenipi.pdfIn PDF document text
- https://verlauf-ekb.ru/admin/ckfinder/userfiles/files/7082165099.pdfIn PDF document text
- https://oncetrabzon.com/resimler/files/nozizatu.pdfIn PDF document text
- 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_off0000ba10.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBA10 | 10756 bytes |
SHA-256: 8e13e187152a2dc94cbed9b3cea9aea8c4df0bb962f55b9b5a64e107404befdf |
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font_01_sfnt_off0000d2aa.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD2AA | 16520 bytes |
SHA-256: 40e57cf63604575e8973e181c5fab40ca8778dcec20525fca08b70953e3e76f8 |
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font_02_sfnt_off0000fda5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFDA5 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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