MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The file was detected as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. It contains numerous links pointing to compromised CMS uploads and disposable hosting, suggesting a link farm designed to redirect users. The presence of embedded URLs and the PDF structure strongly suggest it's used as a lure, likely for phishing or to download further malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9968
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://synerhu.ru/uplcv?utm_term=smart+city+pdf+book PDF link annotation
- http://droprint.my/home/ququ4923/public_html/userfiles/file/lukiwigabede.pdfIn PDF document text
- http://photo-preiss.com/upload_files/files/pimigovo.pdfIn PDF document text
- https://amartzon.store/wp-content/plugins/super-forms/uploads/php/files/c2d6fb75022f7b997ba1e96f602de817/vafamifad.pdfIn PDF document text
- http://blackivy.pl/userfiles/file/78804406095.pdfIn PDF document text
- http://oletrans.sk/editor_uploads/files/mavabubejoxivurawafat.pdfIn PDF document text
- https://goldenparadisestsimons.com/wp-content/plugins/super-forms/uploads/php/files/9f15754256bf2fb534e6fd585ad918a7/nafakijotavajazixod.pdfIn PDF document text
- http://suportti.com/wp-content/plugins/formcraft/file-upload/server/content/files/160bfb02cc7eae---tujipozekijewir.pdfIn PDF document text
- http://etenindex.nl/images/uploads/kasisigu.pdfIn PDF document text
- https://lapalettedesarts.fr/gestion/file/64009845672.pdfIn PDF document text
- http://entryexpress.online/chapter_images/files/rexaradibebaboj.pdfIn PDF document text
- http://gibeaufamily.com/clients/870383/File/66739161328.pdfIn PDF document text
- http://schule.havonix.com/ckfinder/userfiles/files/37986543758.pdfIn PDF document text
- http://ogledalata.bg/uploads/pages/files/35894523459.pdfIn PDF document text
- http://criollo-cocoa.com/userfiles/file/88197250386.pdfIn PDF document text
- http://turatabor.hu/media/58707557235.pdfIn PDF document text
- https://ludifrance.fr/userfiles/file/52022822486.pdfIn PDF document text
- https://rebates.forex/wp-content/plugins/super-forms/uploads/php/files/60t5cbsv13db4b73pqfa1nq5c5/65494466450.pdfIn PDF document text
- https://ascii.tn/web/cgi/file/gejofitiduniv.pdfIn PDF document text
- https://www.olympusnorge.no/wp-content/plugins/super-forms/uploads/php/files/ov1qee59bud1thbpmp1lmb1mpa/tilutu.pdfIn PDF document text
- http://www.altrus.pl/wp-content/plugins/formcraft/file-upload/server/content/files/1607aee48b70f1---46124129043.pdfIn PDF document text
- http://hydrem.ru/images/file/52266716933.pdfIn PDF document text
- http://adance0112.com/upfile/editor/file/6766424138.pdfIn PDF document text
- 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_off0000d865.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD865 | 10752 bytes |
SHA-256: 5aa5c4eb3f7072c4a386559e1bbf7033837ecd68cfdfd99b1e6a8511d2b3cd99 |
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font_01_sfnt_off0000f0f6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF0F6 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00010908.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10908 | 18000 bytes |
SHA-256: 63eac6af28cbe3b41f8cfbc13bef1d5e301a69e09a607389940915e1372b32dd |
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