MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded URLs, many of which point to compromised WordPress upload directories or are hosted on disposable domains, indicating a link farm designed to redirect users to potentially malicious content. The ML classifier and ClamAV detection strongly suggest malicious intent, likely phishing or malware distribution via these links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9937
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://ever0036.com/assets/uploads/ckedit/files/20210529205349.pdf
- http://rotang.net/userfiles/file/74207814004.pdf
- https://www.revistadefiesta.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ad692515b0d---97169630048.pdf
- https://www.napariverinn.com/wp-content/plugins/super-forms/uploads/php/files/7a60f9e2fed6359be854407c32464559/kaxumokonu.pdf
- https://247christianity.org/fckeditor/userfiles/file/859984193821624367187.pdf
- http://hattrick-sports.com/wp-content/plugins/formcraft/file-upload/server/content/files/160d0cdc3a4517---81537613224.pdf
- https://realimpacto.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160b8cbf484144---92572970919.pdf
- http://www.jcca.co.in/wp-content/plugins/formcraft/file-upload/server/content/files/1608a27885bde8---75901388733.pdf
- http://www.atrium-tuiles.com/wp-content/plugins/formcraft/file-upload/server/content/files/16080f9729dab8---ketukozog.pdf
- http://sammyuriasproperties.com/userfiles/files/4327797760.pdf
- http://www.supercarrentalsofmiami.com/wp-content/plugins/formcraft/file-upload/server/content/files/160922965afced---62753783282.pdf
- http://haumeaonline.com/userfiles/file/39427755150.pdf
- http://mgmkt.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1608105727e955---64903848104.pdf
- http://julieesteban.com/wp-content/plugins/formcraft/file-upload/server/content/files/160756d2b439a2---pododajodunetudegat.pdf
- https://www.peeryhotel.com/wp-content/plugins/super-forms/uploads/php/files/3037b70834b1229923f832b8304d9ba8/zoliga.pdf
- http://www.consorcio.edu.pe/wp-content/plugins/formcraft/file-upload/server/content/files/1608c002825dfb---barezoxadowenuxowuvu.pdf
- https://www.sblending.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/160bcb644711f1---82713188770.pdf
- http://wghsclassof69reunion.com/clients/b/b3/b33699c65747f61a54cd06c2fab73d22/File/tovodixozon.pdf
- https://www.heainc.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608de43f1dc6c---sezuxaraduxe.pdf
- http://chiari-web.com/ckfinder/optimist/files/99680261160.pdf
- https://advance-pack.com/editor_upload/file/lodagapaneribujuzu.pdf
- https://www.18fire.com/wp-content/plugins/super-forms/uploads/php/files/0eac0bb620cf24eb93630f9b082c2282/37063743451.pdf
- https://peilimineko.com/userfiles/file/41739047577.pdf
- http://sumnerclassof1976.com/clients/4/49/49b54eafcc86ae0c30eb104ab8b91c7c/File/11184776013.pdf
- http://splogservice.ru/content/file/lumetirovujozuf.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/BkSY9tpko7c/uplcv?utm_term=where+is+comma+in+address
- 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_off000103e9.binc7a377dc88825f1b8132d71019bf13d5f617889a95b3ea0479b1e8004044314a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x103E9 | 17044 bytes |
font_01_sfnt_off0001304c.bin7a823e386d0e7216f1b9df81fb88883a6a968e0641123207b6f9428479ed8b4f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1304C | 10484 bytes |
font_02_sfnt_off000147fc.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x147FC | 16792 bytes |
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