MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF was flagged by multiple heuristics as malicious, including a critical ClamAV detection for 'Pdf.Phishing.Trojan'. The file functions as a link farm, with numerous embedded URLs pointing to compromised WordPress sites. These sites host further PDF files, suggesting a multi-stage distribution or phishing campaign. The ML classifier also strongly indicated maliciousness.
Machine Learning
- Nyx PDF Classifier malicious score 0.9971
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://enville.com/wp-content/plugins/formcraft/file-upload/server/content/files/160827d2864ff4---96556946161.pdf
- https://engravestone.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607eac079da85---15565447253.pdf
- https://socialacademy.gr/wp-content/plugins/super-forms/uploads/php/files/250ae2188a78949673156400a3288685/17631662472.pdf
- https://nailseasupportgroup.com/wp-content/plugins/super-forms/uploads/php/files/dfe8a96063d0f5055e1adcb677705c69/derisilexom.pdf
- https://naoshima-habitant.com/50168178160.pdf
- https://www.superioreagle.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606d34260b8be---58454858924.pdf
- https://termocasasrl.com/file/96324428736.pdf
- https://www.isnb.co.uk/wp-content/plugins/super-forms/uploads/php/files/5a8ac7560ec7d806ae55d1ad30993629/bolerogulukobaja.pdf
- http://www.jimenez-casquet.com/wp-content/plugins/formcraft/file-upload/server/content/files/160744b6a1e7b4---91516533580.pdf
- https://www.kunapak.com/wp-content/plugins/super-forms/uploads/php/files/3h888ib7cg317ualgrv0ikmdri/96643186699.pdf
- http://msinternationalbeautypageant.com/clients/8/8c/8c0f0497d7166b07b5568c04be8084ca/File/wezumanu.pdf
- https://www.frontierexim.com/wp-content/plugins/super-forms/uploads/php/files/i0sut19gnmbo74fr4blpolpn25/1368884716.pdf
- http://www.kmclogistics.com/wp-content/plugins/super-forms/uploads/php/files/2ab6081898923eddaf5eb831110fc463/zuzitu.pdf
- https://creativesilhouettes.ca/wp-content/plugins/formcraft/file-upload/server/content/files/1607a79e8df8e9---sanejaji.pdf
- http://akkoryazilim.com/userfiles/file/sosizobasitizaxo.pdf
- https://alphacleanwashing.com/wp-content/plugins/super-forms/uploads/php/files/595e18a2878fd8b7cf341add47d46180/jolapigeruki.pdf
- https://sidexsideaudio.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a40f5bcd450---53887262462.pdf
- http://traiteur-ribot.fr/userfiles/file/59442704131.pdf
- https://www.nobleorthodontic.com/wp-content/plugins/super-forms/uploads/php/files/20f12586529c4333249cba9c9bf8e6e7/35757083113.pdf
- http://cleannshieldflorida.com/wp-content/plugins/super-forms/uploads/php/files/633e61f8f47d96fa8f54b6eb144b8c1e/sarabudok.pdf
- http://profisystem.ro/wp-content/plugins/formcraft/file-upload/server/content/files/160bdc7ccea90f---49896415515.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/PmAiG5ZyT-k/uplcv?utm_term=simple+java+programs+for+interview+with+answers
- 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_off0000c57f.binc9a5a0bf00a3eb53427f59d85aa3a852b299c1110ff36c449d83fa1c419e6665 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC57F | 11164 bytes |
font_01_sfnt_off0000df65.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDF65 | 16792 bytes |
font_02_sfnt_off0000f777.bin838ffd2f8cb972ee968b851842f887c38f982c93302cbc0742ed6f66b5673118 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF777 | 16704 bytes |
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