MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The file is identified as malicious by ClamAV and an ML classifier, with heuristics indicating it functions as a link farm. Multiple URLs point to compromised WordPress sites, suggesting a phishing or malware distribution scheme. The PDF's structure and the nature of the embedded links strongly indicate an attempt to lure users to malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9966
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/qdad91sqnfe8k7802oiubhijm4/sudaluburipabigik.pdf
- https://seroinstitute.com/wp-content/plugins/super-forms/uploads/php/files/592b7abd37a8d628899932671f21767e/lipuvazab.pdf
- https://agilitynd.com/wp-content/plugins/super-forms/uploads/php/files/c0e00e9135d16183580a4f9cf2fe7aec/gajujukasitikuma.pdf
- https://www.infratechgroep.nl/wp-content/plugins/super-forms/uploads/php/files/72155154b089a1e250182115bae4d886/tenofipafegajilasu.pdf
- https://dedywiredja.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b2559b6b896---sogedozipexavifezidosu.pdf
- http://www.uvhk.com/wp-content/plugins/formcraft/file-upload/server/content/files/16083d2430674a---81726699737.pdf
- https://sdyh.gr/wp-content/plugins/super-forms/uploads/php/files/dek78963a05l7m931aqnmstqp1/79778427165.pdf
- http://kaufdeinauto.de/wp-content/plugins/formcraft/file-upload/server/content/files/1608ea747b3fe4---36616270318.pdf
- http://andlupa.com/userfiles/file/85132923968.pdf
- https://beribuket.ru/wp-content/plugins/super-forms/uploads/php/files/d2e6dab7858ed7ede7abb25e5769d8aa/bawawupepexidaxezu.pdf
- https://www.numberoneporthill.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/1607e6cb4a569a---30743544023.pdf
- http://skiflogistics.ru/userfiles/file/rixotoraki.pdf
- http://refta-bg.com/userfiles/file/45979360853.pdf
- https://luxurytravel-show.com/wp-content/plugins/super-forms/uploads/php/files/6765c012341abed98ef75acaddcf3c3f/91872518760.pdf
- https://razdolle.by/wp-content/plugins/super-forms/uploads/php/files/lclv5fu3l0ibk91kk1abnqov91/11970217811.pdf
- https://www.coconutlodge.com/wp-content/plugins/formcraft/file-upload/server/content/files/160bef80aa18d2---84073089412.pdf
- https://copab.tn/216mag.svn/uploads/files/xobuwimojonefimozadi.pdf
- http://renovator.cz/files/file/19362305565.pdf
- https://proff-doors.ru/wp-content/plugins/super-forms/uploads/php/files/20aa761e1eb04275f1a5f907503dd490/9138106494.pdf
- https://mission4recruitment.com/wp-content/plugins/formcraft/file-upload/server/content/files/16075a05974bcc---mopekixijetika.pdf
- https://www.hdcorp.com.br/wp-content/plugins/super-forms/uploads/php/files/492eiv9k751dl6bqln9iqb75mr/dibugu.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/DOqCt-cVA4I/uplcv?utm_term=meaning+of+intrapsychic
- 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_off00010005.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10005 | 16792 bytes |
font_01_sfnt_off00011817.binc2f01d5bd34c90306497b242ef5db6cdc39da49bf5887351c2acfcfd295beda6 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11817 | 16368 bytes |
font_02_sfnt_off00014283.bin9b1a7977316305fb042c27ac74eb732cd0f3e9cce1819756fdd3efa50e41d04b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14283 | 10820 bytes |
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