MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains numerous embedded URLs, many of which point to compromised websites or disposable domains, suggesting it functions as a link farm. The primary purpose appears to be directing users to potentially harmful external content, possibly for phishing or malware delivery.
Machine Learning
- Nyx PDF Classifier malicious score 0.9981
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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://indago-rovigo.it/userfiles/files/72184923430.pdf In PDF document text
- http://wwstationery.com/files/file/29096273707.pdfIn PDF document text
- http://pzhjintai.com/upload/files/72624741869.pdfIn PDF document text
- https://arbormaster.net/uploads/files/xazepogufisipimazis.pdfIn PDF document text
- https://tkpmission.org/wp-content/plugins/formcraft/file-upload/server/content/files/16137d0b7800a4---jaxajativunemezujozax.pdfIn PDF document text
- https://www.pferde-fuer-unsere-kinder.de/wp-content/plugins/formcraft/file-upload/server/content/files/1613ea53415411---tatuzazurujapaterudinunu.pdfIn PDF document text
- http://aptwash.com/userData/ebizro_board/file/29004329534.pdfIn PDF document text
- https://marblobaths.com/app/webroot/img/files/tojet.pdfIn PDF document text
- https://bestcaps99.com/ckfinder/userfiles/files/17378576504.pdfIn PDF document text
- http://hoclaixebinhthuan.com/upload/contentFile/file/sajotunoveteduluvixisuma.pdfIn PDF document text
- http://szhlfz.net/upload/fomasiwo.pdfIn PDF document text
- http://ck-kutnahora.cz/gais/image/file/79164870313.pdfIn PDF document text
- http://www.ciesol.com/ckfinder/userfiles/files/xosonesisavupipulal.pdfIn PDF document text
- https://shinyjewellers.com/wp-content/plugins/super-forms/uploads/php/files/jqk1br9svck7fefrmiqnp89bqr/sewizufez.pdfIn PDF document text
- http://zpb-maciejewski.pl/upload/fck/file/35576617400.pdfIn PDF document text
- https://venusnvs.com/userfiles/file/77779016832.pdfIn PDF document text
- https://martas.vodrsport.cz/uploads/files/sedavokujiteziwusuwemut.pdfIn PDF document text
- http://thuduchouse.vn/pics/file/56144127078.pdfIn PDF document text
- http://spokoino.ru/i/upload/files/vapesutojipagokexopone.pdfIn PDF document text
- https://bawwabatrizq.com/userfiles/file/gilitibonazez.pdfIn PDF document text
- http://theheavent.com/userfiles/files/xavorararaxipixawume.pdfIn PDF document text
- http://xageunion.com/userfiles/file/41578101729.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/cv9VXjIrmdE/uplcv?utm_term=mv+bit+master+mod+apkPDF 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_off0000d2b0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD2B0 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000eac2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEAC2 | 18560 bytes |
SHA-256: 701082f7ff6c9e7cedcd9ffe9297b342a07d4aa1e35548faece909ad0c26e931 |
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font_02_sfnt_off00011b2d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11B2D | 10696 bytes |
SHA-256: 479cf99fac89a64a8ba1fd3d3d81f65ccb48c5e4c96ed9b7c636475ef112bf42 |
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