MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file was flagged by a machine learning classifier and ClamAV as malicious, specifically as a phishing trojan. It contains numerous links pointing to compromised websites and disposable hosting, suggesting a link farm designed to redirect users to malicious content. While no scripts were explicitly extracted, the structure and URL patterns are indicative of a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9942
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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.louthadventures.ie/wp-content/plugins/formcraft/file-upload/server/content/files/1606cbe4cc9faf---wulufaxo.pdf
- http://ambvetsanprospero.eu/userfiles/files/19956755403.pdf
- https://elpmarketing.ca/wp-content/plugins/super-forms/uploads/php/files/fffe02156120b4be574a5ed43d8eb5da/90369697528.pdf
- https://cpsguffanti.com/uploads/file/5286025112.pdf
- https://pfgmm.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/1608c0095a225b---nafegibokiduzujuras.pdf
- https://www.asahinafunnels.com/wp-content/plugins/super-forms/uploads/php/files/d3a774vva5d1rkkofra41vli2r/kefasivud.pdf
- http://www.dfdtrading.sk/ckfinder/userfiles/files/mukuritar.pdf
- http://cloverpark1961.com/clients/6/6a/6a73a08bb68f643008adb5efbbb44e43/File/77213591010.pdf
- http://www.sparkprototypes.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b6f56348ce4---niweperiritajuwo.pdf
- https://floridaholidayplanner.com/wp-content/plugins/super-forms/uploads/php/files/13be1dfb7f79a857dc78894d59858804/dalonax.pdf
- https://www.nobleorthodontic.com/wp-content/plugins/super-forms/uploads/php/files/f379fd5eee534daddca7f5b51f225ef6/7454693720.pdf
- http://giustizianuova.it/userfiles/file/rofajoriborinonirodinori.pdf
- https://www.mclarenpress.com/wp-content/plugins/formcraft/file-upload/server/content/files/16070d4861612c---sobejo.pdf
- http://bsbcarpet.com/userfiles/file/kifedulemo.pdf
- https://247hvac.ca/fabulous1/uploads/files/tiwezepup.pdf
- https://aeap.com.br/ckfinder/userfiles/files/22795903499.pdf
- https://mission4recruitment.com/wp-content/plugins/formcraft/file-upload/server/content/files/160bfc1a38cacc---68238517786.pdf
- https://www.prowallpanama.com/wp-content/plugins/super-forms/uploads/php/files/05982925e23736ae9760da9a6f2908a4/15827737339.pdf
- https://actioncoach.com.my/wp-content/plugins/formcraft/file-upload/server/content/files/1609fb0dfb265a---numivaroribelup.pdf
- http://sistersaviopublicschool.com/userfiles/file/losujotusekaxajusunaguxap.pdf
- https://www.lightingdynamics.com/wp-content/plugins/super-forms/uploads/php/files/bc440833394a63eec89bde9a2eadae72/gelamozefedixepilu.pdf
- https://viajespereira.com/wp-content/plugins/formcraft/file-upload/server/content/files/16092e4cf6e970---dakidesijobixamanixaxidab.pdf
- http://www.danvillern.com/wp-content/plugins/super-forms/uploads/php/files/gp3pt7hcoehrjb15h8dv0m9r97/86516276736.pdf
- http://wxjsyd.com/userfiles/files/pimugavikal.pdf
- https://3dreamvr.com/wp-content/plugins/super-forms/uploads/php/files/b52da24dbd20f00333d512cb62fc329b/43562798513.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/3vuEKuznOb8/uplcv?utm_term=differences+between+have+to+and+must
- 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_off0001085d.bin15f3a3587885a9577ff3031851a5ce51b75a8945c37d239ecbcec238fb09c8b4 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1085D | 16696 bytes |
font_01_sfnt_off000133aa.bin1bcfca90c405048d425059f6de7f92393148928f19652c40a14d0b4111bb190d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x133AA | 11088 bytes |
font_02_sfnt_off00014d79.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14D79 | 16792 bytes |
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