MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF file was flagged by multiple heuristics and a machine learning classifier as malicious, with ClamAV identifying it as a phishing trojan. The document contains numerous links, many pointing to compromised WordPress upload directories, suggesting it functions as a link farm to distribute malicious content. The presence of these links and the overall structure indicate an attempt to trick users into visiting potentially harmful websites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9942
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://c4ir.ae/wp-content/plugins/super-forms/uploads/php/files/70c9uh36iqg8k9uel0hoh97560/3909558090.pdf
- https://www.superioreagle.com/wp-content/plugins/formcraft/file-upload/server/content/files/16077be7507f01---53130348656.pdf
- http://aarogyamedico.com/userfiles/file/59489782168.pdf
- http://aihyang.com/userfiles/file/58643731315.pdf
- http://baschin-heizung.com/meineBilderAlbertGrundschule/file/zeborotujufabetaroreg.pdf
- https://www.dyna-tech.nl/wp-content/plugins/formcraft/file-upload/server/content/files/160d9a7e3696a3---dawugamizudatatirazovapa.pdf
- http://melissajacksonmd.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607bbf889dee6---67148658346.pdf
- http://adamlegal.com/userfiles/file/4139566867.pdf
- http://maility.pl/_ADRESuserfiles/file/mokofizijomomavarekod.pdf
- http://alnadaoil.com/userfiles/file/sufifumanedununupores.pdf
- http://50wj66.com/clients/a/af/af9d65f11c1965a5434adcd4cd578f00/File/1371365024.pdf
- http://cobansut.com/userfiles/file/62640204680.pdf
- http://barcelonahotel.vn/UpLoadFile/file/xezibuxuxefusawijujofut.pdf
- https://stefandes.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c57e49e609d---31069395542.pdf
- https://beautifullifeuk.com/wp-content/plugins/super-forms/uploads/php/files/a7ddaf288c1383f74b4c0aa6f09c0849/33381747087.pdf
- http://www.introspekta.si/ckfinder/ckeditor_uploaded_files/files/77661809912.pdf
- https://sf-tfi-pgu.uz/wp-content/plugins/super-forms/uploads/php/files/d8eec696ad43eaa223a5550d640ecdc1/gemadamezali.pdf
- https://pluviaterra.mx/wp-content/plugins/super-forms/uploads/php/files/5e4b4dea1e131c4e37d8be906a6e1431/60865114277.pdf
- https://www.hamburgeriaagricola.com/wp-content/plugins/super-forms/uploads/php/files/vgj8b1rruov5aj67dgfseui6vn/44460506008.pdf
- https://atphp.ch/userfiles/file/41701398100.pdf
- https://freedomtampons.com/wp-content/plugins/super-forms/uploads/php/files/4d8ab444f990759148a0b436bfdb7713/giparifokod.pdf
- http://www.mvdisposal.com/wp-content/plugins/formcraft/file-upload/server/content/files/16073f311ceddd---legalujitowomaru.pdf
- https://www.cukoyem.com.tr/wp-content/plugins/super-forms/uploads/php/files/i99fd699ke2sf3ogqd7tjoj672/64735301650.pdf
- http://www.medical-psychology.gr/wp-content/plugins/formcraft/file-upload/server/content/files/160bbb7be406e7---14612557240.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/1KS0DP0cxss/uplcv?utm_term=distance+from+killeen+to+san+antonio
- http://lovewhereyoulv.wpengine.com/wp-content/plugins/super-forms/uploads/php/files/1212e8d0e636aba9189532679afaba69/kuwaxijufikabileji.pdf
- 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_off0000f084.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF084 | 16792 bytes |
font_01_sfnt_off00010896.binedc9f9d3d9987e0c5bcb1521e13cbde201af618f0eb20db1f52985b074383873 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10896 | 17308 bytes |
font_02_sfnt_off000135e3.bin63e0773ff373e989d35f267bb613ad37ea815685576b74a047afce91d4fcbe19 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x135E3 | 10592 bytes |
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