MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The file was identified as malicious by ClamAV and an ML classifier. Static analysis revealed it functions as a link farm, containing numerous URLs pointing to various domains, some of which are hosted on compromised WordPress sites. The presence of multiple external URIs and link farm heuristics indicates a strong likelihood of phishing or malware distribution.
Machine Learning
- Nyx PDF Classifier malicious score 0.9976
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://brakos.it/file/jifalegusimelulukabu.pdf In PDF document text
- http://e68momo.com/shopadmin/upload/files/47605919697.pdfIn PDF document text
- https://mmagame.com/userfiles/file/ranogapotifikol.pdfIn PDF document text
- http://capital96.com/userfiles/file/noguxamuloriwabuku.pdfIn PDF document text
- https://newsale.linyn.mobi/upload/ckeditor/pages/files/22528011774.pdfIn PDF document text
- https://www.fyna.com.au/application/third_party/ckfinder/userfiles/files/rigivudegewopokalunabivon.pdfIn PDF document text
- http://www.brennholz-heinlein.de/wp-content/plugins/formcraft/file-upload/server/content/files/16138cd70b01ec---58778010354.pdfIn PDF document text
- http://specimport.by/files/files/nonejolazufoxafuwuvameza.pdfIn PDF document text
- https://aynadakikemalizm.com/resimler/files/52841760331.pdfIn PDF document text
- https://www.mybizwebsites.com/wp-content/plugins/formcraft/file-upload/server/content/files/16130de1e3647d---vufugipibe.pdfIn PDF document text
- http://xn--42cfa4ewb0a0b3fwh.com/imageupload/files/bobepir.pdfIn PDF document text
- http://vers-ma.de/userfiles/file/falesazakafeg.pdfIn PDF document text
- https://academiapreprod.riportico.com/userfiles/files/6526133981.pdfIn PDF document text
- http://rspon.pl/images/wyswig_images/file/72063741582.pdfIn PDF document text
- https://jocafoto.com/fotos/file/zugukigavoguvizum.pdfIn PDF document text
- http://max-metal.pl/gfx/file/zeboxolejilewosojizibuvup.pdfIn PDF document text
- http://www.movingintofreedom.com/wp-content/plugins/formcraft/file-upload/server/content/files/161340d8b92579---vejipejovapogupen.pdfIn PDF document text
- http://www.premiumimport.nl/ckfinder/userfiles/files/13453581639.pdfIn PDF document text
- http://alpes-de-haute-provence.proximeo.com/ckfinder/userfiles/files/61307647049.pdfIn PDF document text
- https://mannerfeltdesignteam.se/ckfinder/userfiles/files/11410302429.pdfIn PDF document text
- http://tksvolga.ru/userfiles/file/36021824602.pdfIn PDF document text
- https://www.profiemg.cz/upload/ck/files/wuketigopagewemak.pdfIn PDF document text
- http://vhktn.at/images/content/files/52343324591.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/BkSY9tpko7c/uplcv?utm_term=samarkan+font+for+androidPDF 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_off0000bbfb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBBFB | 10336 bytes |
SHA-256: c814466bc7cbe61f03651f16872f559bf4909214ff7651e7ad638a327b289248 |
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font_01_sfnt_off0000d340.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD340 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000eb52.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEB52 | 17708 bytes |
SHA-256: e10f4daecd8ff99b46a40450b87235c7cf01a139bed9bdf43b53a2c8267a07c6 |
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