MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF file was detected as malicious by ClamAV and an ML classifier, indicating a phishing or trojan threat. It functions as a link farm, with numerous embedded URLs pointing to compromised CMS upload directories, suggesting an attempt to lure users to malicious content. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' further supports this, indicating the PDF is designed to host many links on disposable hosting.
Machine Learning
- Nyx PDF Classifier malicious score 0.9840
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 https://infravoip.com/wp-content/plugins/super-forms/uploads/php/files/1b21bb3572e01aad804387f4f6944940/xaluxuwawa.pdf In PDF document text
- http://remont-etalon.ru/upload/files/tawojojozoromodadelaw.pdfIn PDF document text
- https://provisionsinternational.com/wp-content/plugins/formcraft/file-upload/server/content/files/16071197721ee9---20536886665.pdfIn PDF document text
- http://cageart.ca/wp-content/plugins/formcraft/file-upload/server/content/files/1607f360be4536---vanovesinelod.pdfIn PDF document text
- https://amatnieks.com/pictures/image/bokax.pdfIn PDF document text
- http://www.cargeacrew.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/16081059c7cba2---98756533886.pdfIn PDF document text
- http://prestopc.it/upload/file/94502613182.pdfIn PDF document text
- https://frasertechno.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608816f588e55---rivujipolixuvexajekewu.pdfIn PDF document text
- https://3dreamstudios.com/wp-content/plugins/super-forms/uploads/php/files/b3f4719ccdcf5ef20e0a81dae6efc98a/43859226009.pdfIn PDF document text
- http://veterinariogiardinelli.it/userfiles/files/fexupebuku.pdfIn PDF document text
- http://mp-hd.de/data/aktualnosci_imgs/file/32747486165.pdfIn PDF document text
- http://technology-mp.it/userfiles/files/temuzuxexojute.pdfIn PDF document text
- https://www.revistadefiesta.com/wp-content/plugins/formcraft/file-upload/server/content/files/160be383b56c0f---pavagemuzufamidubibokisu.pdfIn PDF document text
- https://sharidendesignasphalt.com/wp-content/plugins/super-forms/uploads/php/files/a5a181ed9d8b584e63b161f2e827771e/98498754120.pdfIn PDF document text
- http://vswet.ru/f/92380526886.pdfIn PDF document text
- https://cosplay-expo.it/ckfinder/userfiles/files/sikirufokobovogubuw.pdfIn PDF document text
- https://accesoriosalmayor.com/images/userfiles/file/70971403410.pdfIn PDF document text
- http://flgr.ru/files/files/wivinuzu.pdfIn PDF document text
- https://expungemyrecordnj.com/wp-content/plugins/formcraft/file-upload/server/content/files/160894463b50a2---rupidaxezuwedesaxebasax.pdfIn PDF document text
- https://rockdental.co.uk/wp-content/plugins/super-forms/uploads/php/files/f3d54affc12e088a9e4433774a9d10cf/42409032087.pdfIn PDF document text
- http://myboydfamily.com/clients/7/7f/7f513a2250c12de81a70a6735749c289/File/85026117874.pdfIn PDF document text
- https://pnp-studio.com/fckeditorfiles/file/xatusopok.pdfIn PDF document text
- https://gute-reise.ru/i/files/files/39304014271.pdfIn PDF document text
- http://k1a.ru/images/files/file/gujizazorife.pdfIn PDF document text
- http://mfplus.ba/wp-content/plugins/formcraft/file-upload/server/content/files/160822e514e5a5---nabopatiweg.pdfIn PDF document text
- https://baxsporthorses.nl/userfiles/file/pisezolupewulesu.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/BkSY9tpko7c/uplcv?utm_term=the+penthouses+123PDF 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_off0000c3cd.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC3CD | 10356 bytes |
SHA-256: b328d60f316a33a929e5e88e3d35b31b996fa8d9280dc44ddec8a1570e8b6890 |
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font_01_sfnt_off0000db4c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDB4C | 18252 bytes |
SHA-256: b967bdba984a8915b3b5ba4fcc1e798b6472d1c582e35274da0df8661bce61fb |
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font_02_sfnt_off000109c9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x109C9 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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