MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF was flagged by ClamAV as Pdf.Phishing.Trojan and a machine learning classifier indicated a high probability of maliciousness. It contains numerous links, many pointing to compromised CMS upload storage or disposable hosting, suggesting a link farm designed to redirect users. The presence of embedded URLs and the nature of the heuristics indicate a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
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://musik-fachberatung-neumarkt.de/images/uploadedimages/file/texare.pdf
- http://naturallabs.de/userfiles/file/wuwemolukipufo.pdf
- https://mytopics.it/uploads/file/sefesavifen.pdf
- http://www.alwaysflorida.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613c6de3a1208---fegujodafabekorizelox.pdf
- http://tnmetalworks.com/images/files/fimeruriz.pdf
- https://gelblighting.com/userfiles/files/giregajupagegezelosad.pdf
- http://airconbank.com/upload/fckeditor/file/wuloni.pdf
- http://basse-normandie.annuaire-regional.com/ckfinder/userfiles/files/feduvabalefowifudeb.pdf
- https://www.sabiamente.es/wp-content/plugins/formcraft/file-upload/server/content/files/161366677d7032---25815984863.pdf
- https://ecoolteh.eu/galeria/file/28431197430.pdf
- http://studioarclab.eu/userfiles/files/39993819788.pdf
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/161313b2c6db93---nefuzosemetonob.pdf
- https://santa.sg/images/users/00000000/files/70739002977.pdf
- http://collectifff.be/imgdb/accueil/files/66212193667.pdf
- http://ooexperience.be/assets/Image/files/bedutafive.pdf
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613870ec8a1c4---52971693338.pdf
- http://chinhsuasolieu.com/media/files/92747973502.pdf
- https://nabil-doukali.com/userfiles/file/fipuruxexalepof.pdf
- http://davidhammerstein.org/ckfinder/userfiles/files/pedugekugusop.pdf
- http://kazenergy.kz/wp-content/plugins/formcraft/file-upload/server/content/files/161307317a7dfe---11605207574.pdf
- http://parmalab.it/userfiles/files/lajetid.pdf
- http://markasib.ru/ckfinder/userfiles/files/kanaxolinegixejigumav.pdf
- http://savvyais.com/userfiles/file/piput.pdf
- http://apmnir.ro/fckfiles/file/bipubinexevufejonu.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/6naE_Nh8_CY/uplcv?utm_term=house+flipper+cheat+money+android
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000da30.binc2b6caf225a2b3009526a6e4cda57014661742479fdeb49559518050b152bf8c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDA30 | 11092 bytes |
font_01_sfnt_off0000f3da.bin80aca11c3146dbcc5fb4495181320c61a77088b8b5a6864c7b81971f5599bb42 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF3DA | 17796 bytes |
font_02_sfnt_off000121ab.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x121AB | 16792 bytes |
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