MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains numerous embedded URLs, many pointing to compromised CMS uploads or disposable hosting, suggesting a link farm designed to redirect users to malicious sites. The document body is heavily obfuscated and unreadable, providing no direct user-facing lure.
Machine Learning
- Nyx PDF Classifier malicious score 0.9992
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://www.waterlooarmsnewforest.co.uk/wp-content/plugins/super-forms/uploads/php/files/eba0404b4cbd883474d11922f1b55dd7/63172016739.pdf In PDF document text
- http://carnavaldemarbella.com/Senegal_5/Content/files/userfiles/file/jaluwuremonimisajoxolubo.pdfIn PDF document text
- https://dsodrecital.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b7d9d9deb51---60046293650.pdfIn PDF document text
- https://terravistahometeam.com/wp-content/plugins/super-forms/uploads/php/files/6dd5216c257bb3a1d22a3eacabce8c0a/81575938070.pdfIn PDF document text
- http://chromavials.com/d/files/jusezokis.pdfIn PDF document text
- http://mfplus.ba/wp-content/plugins/formcraft/file-upload/server/content/files/160853ecd295da---84473983941.pdfIn PDF document text
- http://mariopresto.pl/userfiles/file/61649290218.pdfIn PDF document text
- https://pmeds.us/userfiles/file/87599969128.pdfIn PDF document text
- http://abwlanham.com/uploads/files/wenokivesezu.pdfIn PDF document text
- http://weddingdiy.cc/uploadfiles/files/20210705_114304_9043.pdfIn PDF document text
- http://pi-consulting.ch/download/93007494137.pdfIn PDF document text
- https://www.crossfitparamaribo.com/wp-content/plugins/formcraft/file-upload/server/content/files/160e793db0eddd---womidinafat.pdfIn PDF document text
- http://fixmyhelicopter.com/project-new/christianbook/upload_images/file/nifuvag.pdfIn PDF document text
- http://hiddenroots.org/clients/19739/File/denewiderejefosu.pdfIn PDF document text
- https://www.kngroup.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609149cfef7df---bojifubinegikoj.pdfIn PDF document text
- https://lesartsdansmonjardin.com/userfiles/file/20210708002853.pdfIn PDF document text
- http://bannermaul.com/userData/board/file/26182686950.pdfIn PDF document text
- http://kleinschaden.expert/userfiles/file/darakog.pdfIn PDF document text
- https://thehamptonsbloomington.com/wp-content/plugins/formcraft/file-upload/server/content/files/160adcb8623b71---tuxidifepabezaf.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/fzgW7-mxBc0/uplcv?utm_term=guardian+of+the+galaxy+2+musicPDF 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_off0000ed5a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xED5A | 19016 bytes |
SHA-256: 8d8e0030063859ee8a19378a2567b02ddd3aa299608cf3bee627e3e2c611ad48 |
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font_01_sfnt_off00011de8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11DE8 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off000135ff.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x135FF | 11400 bytes |
SHA-256: 77da31bcc5d52ee8002440fcfd32458f4ad5c6fda6debfc696526e6d795b17c8 |
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