MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of embedded URLs, many of which point to disposable hosting or compromised CMS upload directories, indicating a link farm designed to lure users to potentially malicious sites. The ML classifier and ClamAV detection strongly suggest malicious intent, likely related to phishing or malware distribution.
Machine Learning
- Nyx PDF Classifier malicious score 0.9975
Heuristics 6
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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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PDF link farm points to compromised-WordPress upload storage medium PDF_COMPROMISED_CMS_UPLOAD_LINK_FARMPDF contains multiple clickable links, across many distinct hosts, whose targets are random-slug files parked in the upload directories of vulnerable WordPress form plugins (FormCraft, Super Forms). This is the hallmark of the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains hosted on compromised sites. The PDF itself carries no exploit — the risk is the linked destinations.
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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://homeopathyhk.com/files/jusowotufisotenixivoz.pdf In PDF document text
- http://marchmont.ru/imgs/file/83699418354.pdfIn PDF document text
- http://giustizianuova.it/userfiles/file/18074526314.pdfIn PDF document text
- https://ww150006.linebot.net/upfile/files/20210911143350.pdfIn PDF document text
- http://www.julietlandau.com/fckeditor/userfiles/file/88625862513.pdfIn PDF document text
- https://patriciogaete.com/upload/file/kixipo.pdfIn PDF document text
- http://kco.su/userfiles/file/50872889264.pdfIn PDF document text
- https://detectagsafety.com/ckfinder/userfiles/files/rowofizudorori.pdfIn PDF document text
- http://phayaotechno.com/UserFiles/File/fudebapowokali.pdfIn PDF document text
- https://formapolis.it/wp-content/plugins/super-forms/uploads/php/files/9321dd8592c0c0f37f34a223a4ce678e/23986848369.pdfIn PDF document text
- http://pololanna.com/user_img/files/jupuvotajamekofe.pdfIn PDF document text
- http://kastely-vacduka.hu/fileok/file/wituku.pdfIn PDF document text
- http://osteriadelcampanile.com/userfiles/files/30513127850.pdfIn PDF document text
- https://weeb.nu/userfiles/file/1300604783.pdfIn PDF document text
- http://koreaseals.com/ckfinder/userfiles/files/94530274366.pdfIn PDF document text
- https://pingthye.com/userfiles/files/37233768762.pdfIn PDF document text
- http://mathcountsoutreach.org/userfiles/file/sikiga.pdfIn PDF document text
- http://k9careclinic.in/ckeditor/ckfinder/userfiles/files/923490751.pdfIn PDF document text
- http://brunagabriele.it/userfiles/files/65905798600.pdfIn PDF document text
- https://www.lindopoint.it/wp-content/plugins/super-forms/uploads/php/files/5788df9384500e0080ea9b518d22f2d3/patizupuxe.pdfIn PDF document text
- http://mko-yug.ru/wp-content/plugins/super-forms/uploads/php/files/ff05159ed230c1ed6d3b707ab5372852/13082864930.pdfIn PDF document text
- http://miyagi.chi-kara.net/Upload/files/kenidozepunuze.pdfIn PDF document text
- http://www.mvdisposal.com/wp-content/plugins/formcraft/file-upload/server/content/files/1614620147b589---14096123256.pdfIn PDF document text
- https://celovechurch.org/wp-content/plugins/super-forms/uploads/php/files/5edcb61dda839f7921e223c7d2688a62/5976856734.pdfIn PDF document text
- http://autoscuolapezzano.it/userfiles/files/61265378435.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/S30rS-6n6vg/uplcv?utm_term=how+to+name+a+group+chat+with+android+and+iphonePDF 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_off0000b3ce.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB3CE | 10924 bytes |
SHA-256: 2ed7f4166f5a6199b58947081233b829e7ad4ef36c0c3c91ce7861255b627fd6 |
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font_01_sfnt_off0000ccaf.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCCAF | 15628 bytes |
SHA-256: 91681bb2e4b80d28e93c59542541b81e59c2b230509215441634f28fffb7bc30 |
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font_02_sfnt_off0000f3fd.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF3FD | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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