MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF file was flagged by multiple heuristics, including a high-confidence ML classifier and ClamAV, indicating malicious content. The PDF_SEO_DISPOSABLE_LINK_FARM heuristic suggests it's designed as a link farm, likely to distribute malicious content or phish users. The embedded URLs, despite some being marked benign, point towards a network of potentially compromised or malicious sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9953
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://cen7dias.es/userfiles/files/78163565052.pdf In PDF document text
- http://olech-rzeszow.pl/userfiles/file/bitekefazakobugufufov.pdfIn PDF document text
- http://onroerendgoedindex.nl/images/uploads/ximerisakesig.pdfIn PDF document text
- https://aljazeerahpetroleum.ae/userfiles/files/36852597146.pdfIn PDF document text
- https://pratham.one/file/69704133499.pdfIn PDF document text
- http://xn--80aiddhbkcq5bcaz.xn--p1ai/upload/files/7516246782.pdfIn PDF document text
- https://zhansq.cn/upload/file/nipedufabanaponowobonuso.pdfIn PDF document text
- http://escrima-rlp.de/userfiles/file/66081810083.pdfIn PDF document text
- https://www.tahitotfaluovodak.hu/ckfinder/userfiles/files/zeguredenewubeduxiratitag.pdfIn PDF document text
- https://sandipkumardutta.com/ckfinder/userfiles/files/8130055748.pdfIn PDF document text
- https://conexusinternational.com/ckfinder/userfiles/file/54989443768.pdfIn PDF document text
- http://jolanyee.com/upload/files/202109120251374677.pdfIn PDF document text
- https://eastmangroup.org/ckfinder/userfiles/files/debunelaxug.pdfIn PDF document text
- https://studybrilliant.online/app/webroot/img/userfiles/file/4827348034.pdfIn PDF document text
- http://modaxch.com/userfiles/files/33319792843.pdfIn PDF document text
- http://gdlianyu.com/uploadfiles/file/3705785590.pdfIn PDF document text
- https://plagij.at/ckfinder/userfiles/files/68237268529.pdfIn PDF document text
- http://amtusa.com/wp-content/plugins/formcraft/file-upload/server/content/files/161413ef155cf7---tojifovakolisipuposoti.pdfIn PDF document text
- https://anna-bel.com/app/webroot/files/userfiles/files/7602976082.pdfIn PDF document text
- https://coherence.cz/userfiles/file/31310658136.pdfIn PDF document text
- http://mya1fc.com/files/ckuploads/files/xatanopofowawewisegit.pdfIn PDF document text
- http://heydarbaba.org/resimler/files/pefuwatajubowixexurivin.pdfIn PDF document text
- https://medgal.pl/admin/ckfinder/userfiles/files/7512691951.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/3CAf4wW3hvY/uplcv?utm_term=watch+munna+bhai+mbbs+onlinePDF 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_off0000c04a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC04A | 16604 bytes |
SHA-256: 55190db6934f9304827d5d1dd188657bf150d0319be37cd563c2ff64c630a69a |
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font_01_sfnt_off0000eafb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEAFB | 10628 bytes |
SHA-256: 0f355b39e4a14455627d6da345b78a93c640cc531bb21b894871d96a46d6d79b |
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font_02_sfnt_off00010330.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10330 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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