MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The file was detected as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. Several heuristics point to the document being a link farm hosted on compromised CMS uploads, with numerous unknown URLs suggesting a phishing or malware distribution campaign. The presence of multiple PDF link farm indicators and the ML detection strongly support a malicious classification.
Machine Learning
- Nyx PDF Classifier malicious score 0.9956
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://petroblend.com/wp-content/plugins/formcraft/file-upload/server/content/files/1614511e59cc45---tonixefe.pdf In PDF document text
- http://www.hkwebdesign.com.hk/wp-content/plugins/formcraft/file-upload/server/content/files/161366d8dbd338---furavesepubew.pdfIn PDF document text
- https://emmaushuis.org/pages/jusudalujes.pdfIn PDF document text
- https://vgi-vn.vn/app/webroot/img/files/5342249245.pdfIn PDF document text
- http://mevlanaasm.com/resimler/files/gakirimiroxudufu.pdfIn PDF document text
- https://luxartparquet.com/wp-content/plugins/super-forms/uploads/php/files/561a3724f3b96d14391d2761b187e80b/16877748443.pdfIn PDF document text
- http://www.meglobalinc.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/16131accd67e38---piwiluxosibafevisobako.pdfIn PDF document text
- http://gorsilawfirm.com/userfiles/file/raborekogixi.pdfIn PDF document text
- https://dbjadow.pl/attachments/file/86888328399.pdfIn PDF document text
- http://gesht.ru/admin/ckfinder/userfiles/files/84132628706.pdfIn PDF document text
- https://www.sesc.com.ua/wp-content/plugins/super-forms/uploads/php/files/t26phko3s39rbqae21j828nql0/18385258547.pdfIn PDF document text
- https://shiokuda2.com/contents/files/gitodufeni.pdfIn PDF document text
- http://inistor.com/ufiles/files/relekixugimu.pdfIn PDF document text
- http://erpsamik.com/ckfinder/userfiles/files/soraxoxa.pdfIn PDF document text
- https://khmernative-rice.com/userfiles/file/59664469684.pdfIn PDF document text
- http://smarttechsolutionukltd.com/uploaded_files/userfiles/files/35978008226.pdfIn PDF document text
- http://huonglonghotel.com/uploads/image/files/6919331734.pdfIn PDF document text
- http://scvumaichiramen.com/uploads/files/migilaropumew.pdfIn PDF document text
- http://flyingwedge.com/uploads/assets/file/delexijojowuzonegomuxama.pdfIn PDF document text
- http://ourdesign.hk/ckfinder/userfiles/files/10251388915.pdfIn PDF document text
- https://duext.com/wp-content/plugins/super-forms/uploads/php/files/a770e77af5798b986d75e953565b4b3f/98537495567.pdfIn PDF document text
- http://ipcmanpower.com/admin/style/images/userfiles/file/1079501676.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/1xuhb7AK25c/uplcv?utm_term=best+zombie+games+on+play+storePDF link annotation
- http://s292376414.onlinehome.fr/datas/imgmail/file/80280534490.pdfIn 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://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_off0000b093.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB093 | 10964 bytes |
SHA-256: 3405a675472f540e0703710d6443cfcd3745b165f922b25117c83c4a6154fa02 |
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font_01_sfnt_off0000c9e1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC9E1 | 16892 bytes |
SHA-256: 32dfe116977619b47576753d5c569cf9f5c08a70a710142942129bb8c027811e |
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font_02_sfnt_off0000f5c5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF5C5 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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