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 CMS upload directories or disposable hosting, indicating a link farm designed to redirect users to malicious content. The ML classifier and ClamAV detection strongly suggest malicious intent, likely for phishing or malware distribution.
Machine Learning
- Nyx PDF Classifier malicious score 0.9835
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://vienkiemis.lt/app/webroot/uploads/userfiles/files/51011623740.pdf In PDF document text
- https://alismobile.co.uk/wp-content/plugins/super-forms/uploads/php/files/22a151f3a0a34a9fae378e2357035a86/31702290251.pdfIn PDF document text
- https://spaslask.pl/wp-content/plugins/super-forms/uploads/php/files/3is6ech03n60s5luhf5rmt0nlp/80753236987.pdfIn PDF document text
- https://globalquestconsulting.com/userfiles/files/wexopotifirerefa.pdfIn PDF document text
- https://actioncoach.com.my/wp-content/plugins/formcraft/file-upload/server/content/files/160b3df447fe84---vovegimexaxaguno.pdfIn PDF document text
- https://www.growxponential.com/wp-content/plugins/super-forms/uploads/php/files/l4nu0kpgamorkdfh1og2qo475c/85494711665.pdfIn PDF document text
- http://anhuizpyy.com/upload_fck/file/2021-5-8/20210508203157772464.pdfIn PDF document text
- http://slhs1958.com/clients/18590/File/65024888251.pdfIn PDF document text
- https://sarujiovalente.com/wp-content/plugins/super-forms/uploads/php/files/gb796eh6v5n3d823fep6gp291o/77690494214.pdfIn PDF document text
- http://sl-light.ru/design/img/upload/file/safizopebexavadivakosigev.pdfIn PDF document text
- https://ewms.vn/wp-content/plugins/super-forms/uploads/php/files/3ru0vnlnd6d4ih9b5uhchjp4vo/21921493084.pdfIn PDF document text
- http://autosoftware.company/autoresponders_images/files/zuronag.pdfIn PDF document text
- https://www.arphplumbing.co.uk/wp-content/plugins/super-forms/uploads/php/files/ak9qladc2u3lgi51ugvuc3b845/33754477776.pdfIn PDF document text
- https://action-roofing.com/wp-content/plugins/super-forms/uploads/php/files/4ad523872125f0b7825358e95cb85b8b/kuworipet.pdfIn PDF document text
- http://asianmosaicnyc.com/userfiles/file/44365645248.pdfIn PDF document text
- http://www.tsssport.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a079d04cfff---59373571676.pdfIn PDF document text
- http://navigator-nsk.ru/userfiles/file/kuwobot.pdfIn PDF document text
- https://stpetejazz.com/wp-content/plugins/super-forms/uploads/php/files/r7i08qf47ptpiavi0463pnq3fh/47538165203.pdfIn PDF document text
- https://www.syah.org/wp-content/plugins/super-forms/uploads/php/files/8471e693f78066ae8d7d089747c1bcfc/motopiguxepulemewapilozug.pdfIn PDF document text
- https://www.areatransfers.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608f33f203504---vumibomaxapujozibujut.pdfIn PDF document text
- https://careersourceokaloosawalton.com/files/public/mopujobaputeket.pdfIn PDF document text
- https://slavica.ru/wp-content/plugins/super-forms/uploads/php/files/02f1be255c21c94c56eb08c550f6bc83/wozuxuxalozonemudas.pdfIn PDF document text
- https://asigurareingermania.ro/wp-content/plugins/super-forms/uploads/php/files/4kur51smo6kju0s3l3l7bn6jok/goxofelatatopuw.pdfIn PDF document text
- http://sterenstein.ru/userfiles/file/56163087778.pdfIn PDF document text
- http://yogo110.com/userfiles/file/lakiwulubewuxalukobifaw.pdfIn PDF document text
- https://spazmedia.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c750b68b257---xurajibuwodimeve.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/3CAf4wW3hvY/uplcv?utm_term=races+of+ravnicaPDF link annotation
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000f884.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF884 | 10296 bytes |
SHA-256: 42f7fbaf4d5ce7565878997ed8a34eecf76e1ee454a276657666e2d1d1bcf381 |
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font_01_sfnt_off00010fde.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10FDE | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off000127f0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x127F0 | 17032 bytes |
SHA-256: 051a0c929cc3ca11bd69f64e585f810ad5a557d7b68bcf105b4baa84a9b89fe8 |
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