MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains numerous embedded URLs pointing to a link farm, as indicated by the PDF_SEO_DISPOSABLE_LINK_FARM heuristic. The ML classifier and ClamAV detection strongly suggest malicious intent, likely phishing or malware distribution. The numerous distinct hosts and disposable nature of the links indicate a campaign to obscure the ultimate malicious destination.
Machine Learning
- Nyx PDF Classifier malicious score 0.9980
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://northcoteplaza.com/userfiles/file/wamuboduto.pdf In PDF document text
- http://oryginalnedekoracje.pl/userfiles/file/36482767751.pdfIn PDF document text
- http://lpkgoodframeupvc.com/userfiles/files/77401951582.pdfIn PDF document text
- http://ap116.ru/userfiles/file/roruxez.pdfIn PDF document text
- https://dorfadvertising.com/ckfinder/userfiles/files/41263970856.pdfIn PDF document text
- http://resheto.ru/users_images/fck/file/lavelarikeluziwosovamexiv.pdfIn PDF document text
- https://lcd96.ru/wp-content/plugins/super-forms/uploads/php/files/2a59577a21741ebde1e402a5e18fdce6/jinanokiba.pdfIn PDF document text
- https://danielstrehlau.com/userfiles/file/muligisitopuw.pdfIn PDF document text
- http://byty-pardubice.eu/UserFiles/File/25467252752.pdfIn PDF document text
- https://creativetalentnetwork.com/ckfinder/userfiles/files/1456646834.pdfIn PDF document text
- http://nofatrans-int.com/userfiles/file/weraresugagesun.pdfIn PDF document text
- https://spbmworld.com/anaeter_capital/siteadmin/userfiles/files/74612386794.pdfIn PDF document text
- https://brihat-group.com/assets/userfiles/files/77515975942.pdfIn PDF document text
- https://clarkfamilybuilders.com/home/clark/public_html/ckfinder/userfiles/files/lopofizilan.pdfIn PDF document text
- http://iamsong.vn/uploads/files/derepixomodabevorawuze.pdfIn PDF document text
- https://clinicamanila.com/ckfinder/userfiles/files/94933167219.pdfIn PDF document text
- http://canxetaianhduc.com/images/file/64945128947.pdfIn PDF document text
- http://cross-winds.in/upload/contents/images/images/tapelasemuvev.pdfIn PDF document text
- http://uklearningnetwork.com/userfiles/file/zazosonopazuzibaf.pdfIn PDF document text
- http://structurecreative.com/wp-content/plugins/formcraft/file-upload/server/content/files/161369a57656a5---84451659388.pdfIn PDF document text
- http://dongzzang.com/userfiles/file///wulilujitexasike.pdfIn PDF document text
- http://momsystem.ru/public/file/93794364603.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/3CAf4wW3hvY/uplcv?utm_term=stop+ads+on+firestickPDF 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_off0000bc9d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBC9D | 10736 bytes |
SHA-256: 1904364142732488c4ffe722fefc85927ca78347fc799ba2bceb340f01c15c24 |
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font_01_sfnt_off0000d56a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD56A | 17424 bytes |
SHA-256: 430729a5e54a75f8a76a2c1006e52d739c1e5a985dac166a63321e3431a91bbd |
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font_02_sfnt_off00010227.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10227 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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