MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was identified as malicious by ML classifiers and ClamAV, indicating a phishing or trojan threat. It functions as a link farm, containing numerous URLs pointing to compromised WordPress sites, likely intended to host malicious content or facilitate phishing attacks. The document body is unreadable, but the heuristics strongly suggest a malicious intent to redirect users to potentially harmful external resources.
Machine Learning
- Nyx PDF Classifier malicious score 0.9985
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://buddingheights.org/wp-content/plugins/formcraft/file-upload/server/content/files/16133b0a4f081a---99044211028.pdf
- http://orourkelawoffice.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/79813540171.pdf
- https://www.tessilgiada.it/wp-content/plugins/formcraft/file-upload/server/content/files/1613bcca75c29c---47875703645.pdf
- https://sandalyecenneti.com/wp-content/plugins/super-forms/uploads/php/files/7b3j5trsro33mk83hahdbcinug/29463066225.pdf
- http://z500.si/files/26985261655.pdf
- http://pribatu.lamilagrosaimport.com/images/files/bopojotimenup.pdf
- http://tc-antey.ru/uploads/files/tulav.pdf
- https://rsebolivia.org/userfiles/file/basivafid.pdf
- http://biomax.shop/filespath/files/20210910140004.pdf
- http://weifong.tw/fckimages/file/97496874241.pdf
- http://goodmax.ru/i/files/marilifabus.pdf
- http://mfplus.ba/wp-content/plugins/formcraft/file-upload/server/content/files/1614959c99ace1---dunobuwuk.pdf
- https://shining4u.com/wp-content/plugins/super-forms/uploads/php/files/dfef6cf2691289e9903d16baa074c9ff/82969389683.pdf
- https://rheinfurth.de/userfiles/file/xebojinudumemudosula.pdf
- http://abwalabamaave.com/uploads/files/72516043970.pdf
- http://sbs-group.co/userfiles/files/xalir.pdf
- http://ebonit.light.bg/includes/libs/ckfinder/userfiles/files/68478008427.pdf
- http://www.siscard.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613267f72575b---52211321237.pdf
- http://sinproval.it/userfiles/files/53813121197.pdf
- https://www.lokalesichtbarkeit.de/wp-content/plugins/super-forms/uploads/php/files/rgjovjvbtd9dn3uqkioqbn77lu/86699612283.pdf
- http://directopinion.biz/uploads/FCK_files/file/fuvubatadejabedux.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/DOqCt-cVA4I/uplcv?utm_term=slow+motion+video+maker+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_off0000e30d.binadc964436d94ecec6fd971f159415dfc67c90552ee1fdd572c84802c8334de68 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE30D | 17868 bytes |
font_01_sfnt_off00011197.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11197 | 16792 bytes |
font_02_sfnt_off000129ae.bin3e60743dc2311521f4a126039e4fb3fe68611e51fb9df808d7f03d25242e7920 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x129AE | 10560 bytes |
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