MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous links pointing to websites that appear to be compromised CMS uploads, identified by heuristics like 'PDF_SEO_DISPOSABLE_LINK_FARM' and 'PDF_COMPROMISED_CMS_UPLOAD_LINK_FARM'. The ML classifier and ClamAV detection strongly indicate malicious intent, likely related to phishing or SEO spam. The embedded URLs are the primary indicators of compromise.
Machine Learning
- Nyx PDF Classifier malicious score 0.9991
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://realestateconnect.biz/wp-content/plugins/super-forms/uploads/php/files/pgnqs8mvlsalm127a8c0kon1e5/48595985329.pdf In PDF document text
- http://atthaya.com/file_media/file_image/file/xisibiwumesatazube.pdfIn PDF document text
- https://ercrs.org/wp-content/plugins/super-forms/uploads/php/files/lqgl380j3oqpgikkcnjl5stc01/ripamugimibuj.pdfIn PDF document text
- https://hogies.com/includes/template/uploads/file/50523322166.pdfIn PDF document text
- http://www.veronicaneal.com/wp-content/plugins/formcraft/file-upload/server/content/files/1/1607f4d674ac0d---82745659387.pdfIn PDF document text
- http://aplus.to/userfiles/file/lepopixejufonume.pdfIn PDF document text
- https://alfa-pechati.ru/wp-content/plugins/super-forms/uploads/php/files/424eeab2fbbdf731371de18c6c0a390c/15993854981.pdfIn PDF document text
- http://averon.ca/wp-content/plugins/formcraft/file-upload/server/content/files/160d5c8fc89589---lonuputasodopil.pdfIn PDF document text
- https://www.gml.de/wp-content/plugins/formcraft/file-upload/server/content/files/160c1cbd7b0f68---14185983374.pdfIn PDF document text
- https://acgroupenterprise.com/userfiles/file/4226418699.pdfIn PDF document text
- http://barsugo.com/ckfinder/userfiles/files/lijukegisokomavujo.pdfIn PDF document text
- https://semagro-msw.ru/pics/images/file/89123191026.pdfIn PDF document text
- http://www.kevinbrooks.ca/wp-content/plugins/formcraft/file-upload/server/content/files/1606cb3c708068---59615295229.pdfIn PDF document text
- https://jodhpurtravels.com/nbloom/fckuploads/file/67522979713.pdfIn PDF document text
- http://www.neslihanonur.com/wp-content/plugins/super-forms/uploads/php/files/ea237e66b227f7cfd60841dea597a859/nejetagugonapevizofapa.pdfIn PDF document text
- https://nam.it/wp-content/plugins/formcraft/file-upload/server/content/files/160bb6f438e5bc---6590789064.pdfIn PDF document text
- https://www.ayersworthglen.com/wp-content/plugins/formcraft/file-upload/server/content/files/160aa052cb4c9b---fifuxibavikesetojus.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/GLLx1DTH0VQ/uplcv?utm_term=journal+of+ethnopharmacology+author+guidelinesPDF 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_off00010c7e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10C7E | 11272 bytes |
SHA-256: 7512c6076dfb737625f69d2c632e53c757de785e9458e11ab7aeee7a04d0cc92 |
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font_01_sfnt_off00012694.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12694 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00013ea6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13EA6 | 17140 bytes |
SHA-256: 2ae7fdff366cd731b9fcfd2321d105402ba1ed05c6e3ed42c5dd251111d34198 |
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