MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. Heuristics identified it as a link farm, with numerous URLs pointing to compromised WordPress uploads and disposable hosting, suggesting a phishing or malware distribution scheme. The document body is heavily obfuscated, preventing analysis of its specific content, but the overall structure and URL patterns strongly suggest a malicious lure.
Machine Learning
- Nyx PDF Classifier malicious score 0.9977
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://adoriantarla.ro/wp-content/plugins/formcraft/file-upload/server/content/files/1606d9699242a7---54157462015.pdf
- https://alkhairi.co.uk/wp-content/plugins/super-forms/uploads/php/files/1a4fe779128b0e71ddb83d31270f0c0d/30599791505.pdf
- http://adaviestransportltd.com/userfiles/file/98933962743.pdf
- http://andlupa.com/userfiles/file/59295969289.pdf
- http://bioident.pl/photos_fck/file/62030982885.pdf
- https://malimbe.africa/wp-content/plugins/super-forms/uploads/php/files/a10709092411ed116a8249e5e3d012be/33946879464.pdf
- http://whs1979.net/clients/65916/File/49031812896.pdf
- https://2-view.org/home/view/public_html/ckfinder/userfiles/files/43016530040.pdf
- http://sushikyototogo.com/uploads/files/sawiko.pdf
- https://magnettoptan.com/upload/ckfinder/files/dibijavawuxokujapa.pdf
- https://deltaguvenlik.net/userfiles/file/55652540437.pdf
- http://dd-eng.com/files/files/xikikimipikunovegugi.pdf
- https://needlugs.com/userfiles/files/giweloguga.pdf
- http://xn--b1ahhafccpgkb2bxo.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/457211f1a55eabb6ea8a6d999043aa82/6034211215.pdf
- https://levin-dent.ru/wp-content/plugins/super-forms/uploads/php/files/f873aa815a5b309b6f8bc6068196233e/vikaxizopajete.pdf
- http://www.mearesandassociatesllc.com/siteuploads/editorimg/file/weluluk.pdf
- https://www.aironface.com/wp-content/plugins/super-forms/uploads/php/files/06ebef5caeb005b147658a4ffbe9c731/83575032974.pdf
- https://40parables.com/wp-content/plugins/super-forms/uploads/php/files/a7c77b25185d33974c70f6e8a083af31/95449412527.pdf
- http://oneself.pro/wp-content/plugins/formcraft/file-upload/server/content/files/160c45cee5f4e2---15504496196.pdf
- https://www.kuwaitpolyurethane.com/ckfinder/userfiles/files/94501464015.pdf
- https://www.acptechnologies.com/wp-content/plugins/formcraft/file-upload/server/content/files/160800405d5a38---buxojexetanog.pdf
- https://www.verpoort-bouw.be/wp-content/plugins/formcraft/file-upload/server/content/files/1611a4fde43e13---wigakife.pdf
- http://www.finanzanlagen-honorarberatung.de/wp-content/plugins/formcraft/file-upload/server/content/files/160b2e9db50e56---rizewuvawuduwezumar.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/LPIa9PGmDLg/uplcv?utm_term=mechanics+and+general+properties+of+matter+pdf
- 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_off0000dbe9.bin9b719ad887f42cb47b52db5aed86698ddef4a4c55eee5dab49125eb2ef08a2ff |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDBE9 | 11060 bytes |
font_01_sfnt_off0000f53b.bina522c6a4595472cc3284eee53a749a123bfcb990ebe522e2b8d2c644f286c967 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF53B | 19072 bytes |
font_02_sfnt_off0001263a.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1263A | 16792 bytes |
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