MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF file contains a link farm with numerous URLs pointing to compromised CMS uploads and disposable hosting, indicating a phishing or redirection attempt. ClamAV detected this file as Pdf.Phishing.Trojan, and ML classifiers also flagged it as malicious. The primary attack pattern involves luring users to external sites through a deceptive document.
Machine Learning
- Nyx PDF Classifier malicious score 0.9975
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://www.x454.com/wp-content/plugins/super-forms/uploads/php/files/8u2gnr2j3qkj08c4a9cnp51e61/63272213437.pdf In PDF document text
- http://parvazyab.net/basefile/api203/files/kutedodixa.pdfIn PDF document text
- https://egyseg.eu/ckfinder/userfiles/files/rijedisar.pdfIn PDF document text
- http://vitacanes.com/uploads/files/vivimotuja.pdfIn PDF document text
- https://glearningsolutions.com/userfiles/files/36117971472.pdfIn PDF document text
- http://stkvn.ru/wp-content/plugins/super-forms/uploads/php/files/0430d3c017f2c2d79273be207824e63c/bonikelalubatevobulokatep.pdfIn PDF document text
- http://patronusalapitvany.hu/public_html/upload/86433128498.pdfIn PDF document text
- http://sushibelovo.ru/files/telaxesekatorer.pdfIn PDF document text
- http://klingende-zeder.de/wp-content/plugins/formcraft/file-upload/server/content/files/160e2d7b393ee0---supunokase.pdfIn PDF document text
- http://www.guaitoli.eng.br/wp-content/plugins/formcraft/file-upload/server/content/files/160a1efe63d608---fonog.pdfIn PDF document text
- http://visualpaint.com/wp-content/plugins/formcraft/file-upload/server/content/files/160827bf85ab50---buligu.pdfIn PDF document text
- https://eandjfamilyhealthcenter.com/wp-content/plugins/super-forms/uploads/php/files/0b793cd12df53d873d1974d1c1898efa/9252325040.pdfIn PDF document text
- http://www.bewegeninarnhem.nl/wp-content/plugins/formcraft/file-upload/server/content/files/160ae5393a71b3---17907600165.pdfIn PDF document text
- http://grani-tonkogo-mira.ru/wp-content/plugins/super-forms/uploads/php/files/101946d99183698d525c2fa067d5a6e7/65130358936.pdfIn PDF document text
- http://cohn-vossen.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608249fab9ee4---mexarenoluj.pdfIn PDF document text
- http://edeins.com/userfiles/file/18487867997.pdfIn PDF document text
- https://teenvolunteerdallas.org/wp-content/plugins/super-forms/uploads/php/files/192aeb334bb913960d60ef9ab7830cd8/wifimilulimajinakive.pdfIn PDF document text
- https://jerseyshorepirates.com/userfiles/files/misoselifozenemom.pdfIn PDF document text
- http://www.hydro-tg.pro/upload/file/weteli.pdfIn PDF document text
- https://www.formwork.co.uk/wp-content/plugins/super-forms/uploads/php/files/e276fagg32r17te9mt4q6m337s/20644749247.pdfIn PDF document text
- https://www.sacproblemleri.com/wp-content/plugins/formcraft/file-upload/server/content/files/160e22c39d1553---bebalorozejezevamuw.pdfIn PDF document text
- http://www.consorcio.edu.pe/wp-content/plugins/formcraft/file-upload/server/content/files/1608ddba271f41---niligepojutigepinijitotu.pdfIn PDF document text
- https://c4ir.ae/wp-content/plugins/super-forms/uploads/php/files/9jf3np6lrnirkgvf4oe0ht1rm5/39386486337.pdfIn PDF document text
- http://minhtoangalaxyhotel.vn/app/webroot/files/ckfinder/files/nojemu.pdfIn PDF document text
- http://www.klpreschool.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606c68f11f35f---majitaxakulotorod.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/cv9VXjIrmdE/uplcv?utm_term=daniel+name+meaningPDF 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_off0000dd82.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDD82 | 17716 bytes |
SHA-256: d988923f8a9a8fc5f2c921ade9d2de5dbf362c172727fcb6484ed8f7f4b8bf06 |
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font_01_sfnt_off00010ac7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10AC7 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off000122dd.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x122DD | 9968 bytes |
SHA-256: a427356df761f28cc7a28703a7f7a9e92f0914a174c08c9cc7ca31a032beb690 |
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