MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file was flagged by multiple heuristics as malicious, including a high-confidence ML classifier and ClamAV detection. It contains numerous links pointing to various domains, many of which appear to be compromised CMS uploads or disposable hosting, suggesting a link farm designed to redirect users to malicious content. The document body, though heavily obfuscated, contains references to 'Disruptive technologies catching the wave harvard business review pdf', indicating a lure to disguise the malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
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://queure.ru/uplcv?utm_term=disruptive+technologies+catching+the+wave+harvard+business+review+pdf PDF link annotation
- http://shsclassof1959.com/clients/a/a7/a7a82b2a6025f7fafce5d77be70bf845/File/kidedowavideguziwujolal.pdfIn PDF document text
- http://cukiernia-waltar.pl/qcms/userfiles/file/60936413122.pdfIn PDF document text
- http://carszana.com/image/upload/File/63576684741.pdfIn PDF document text
- http://vudafrique.com/wp-content/plugins/super-forms/uploads/php/files/56912161a18047c70e9fdc5959d3280e/92223617975.pdfIn PDF document text
- https://propbrains.com/wp-content/plugins/super-forms/uploads/php/files/984ikdsdeg7io782tis2ao0kk5/taxexifir.pdfIn PDF document text
- https://hopefor.today/wp-content/plugins/super-forms/uploads/php/files/c3ea55df952c8fe431ebc504d686e148/64699684574.pdfIn PDF document text
- http://zwickerfoto.hu/_user/file/xujumufotemuzoneze.pdfIn PDF document text
- http://www.nandomoraes.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160bdd414ca04d---67304408310.pdfIn PDF document text
- http://www.canadavisaservices.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609980e46d8bd---kopiferifejalotedoluj.pdfIn PDF document text
- http://sghscsjamarai.org/guruhargobind/userfiles/file/mozera.pdfIn PDF document text
- http://www.onekaddy.com/wp-content/plugins/formcraft/file-upload/server/content/files/16089e752803e2---10425142184.pdfIn PDF document text
- http://joshuadacosta.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608141949910b---10328331145.pdfIn PDF document text
- https://www.isgs.org/wp-content/plugins/super-forms/uploads/php/files/ea27e5acbdb53b6fff8bf8f939fa040a/80112393580.pdfIn PDF document text
- http://caigeshi.com/uploadfile/file/2021052905362573499.pdfIn PDF document text
- https://rebel-guitars.com/wp-content/plugins/super-forms/uploads/php/files/73dcee8f0d1e6ceeb5ab9534aa7c532c/kenokerakowodabevadoxofu.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- 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://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00013f60.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13F60 | 5708 bytes |
SHA-256: 62c9bdd45a6815bf21d18487fd10cdd1a103b14b623404444ea43d6a95af1f4e |
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font_01_sfnt_off000152e6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x152E6 | 11112 bytes |
SHA-256: 7018c53d595687ab8130c4333bb1da0008aa5bd020eb7910d540ad49cc4ecca8 |
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