MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 User Execution: Malicious File
The PDF file was flagged by ML classifiers and ClamAV as malicious. It contains numerous links, many pointing to compromised CMS upload directories or disposable hosting, suggesting a link farm designed to redirect users to potentially harmful sites. The presence of multiple external URIs and link farm heuristics indicates a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
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 http://baldonimarcostudio.eu/userfiles/files/14565735659.pdf In PDF document text
- https://www.d-table.com/wp-content/plugins/super-forms/uploads/php/files/e447cad09984a59222e4f51ef6712b7b/92328010564.pdfIn PDF document text
- http://afghansolar.com/userfiles/file/49703752687.pdfIn PDF document text
- https://greenlakepaint.com/ckfinder/userfiles/files/roxobalakajeligusimafezof.pdfIn PDF document text
- http://epoptavky.com/is/images/FCKeditor/File/ladefimubowupipedewebo.pdfIn PDF document text
- http://ristorantebiscione.com/userfiles/files/kuvujaxepifexifim.pdfIn PDF document text
- https://sportnazona.bg/f/uploads/files/tuvusologenu.pdfIn PDF document text
- http://secohthailand.com/file_media/file_image/file/bonij.pdfIn PDF document text
- http://hak-al.com/resimler/files/pavulerovodumugifibezom.pdfIn PDF document text
- http://spielundlicht.de/content_provider/documents/files/fatulozeniwazidodetiva.pdfIn PDF document text
- http://bertoniamministrazione.it/bertoni/public/file/mugoxo.pdfIn PDF document text
- http://frankifoto.com/uploads/pages/files/napisixewituwem.pdfIn PDF document text
- https://henseltech.cz/userfiles/file/zizeduvugipamoruwefuk.pdfIn PDF document text
- http://issaproject.com/app/views/panel/ckfinder/userfiles/files/bagafukezogodagegokor.pdfIn PDF document text
- https://dom4m.de/userfiles/files/75694731996.pdfIn PDF document text
- https://nepalonetours.com/userfiles/files/5113839980.pdfIn PDF document text
- http://furniture83.com/upload/files/jivafuge.pdfIn PDF document text
- https://studiogreenwich.ru/wp-content/plugins/super-forms/uploads/php/files/de7e28354846165d6c6cc89ddc0b920d/selufuj.pdfIn PDF document text
- http://wx-bm.cn/upload/ckimg/files/202109191527087868.pdfIn PDF document text
- http://www.grupoaccs.net/ckfinder/userfiles/files/51327896129.pdfIn PDF document text
- https://sukienmiennam.com/userupload/files/duxoge.pdfIn PDF document text
- https://luxurytravel-show.com/wp-content/plugins/super-forms/uploads/php/files/d175761db7290b27d9feff693c3c7c96/vizewibotiwa.pdfIn PDF document text
- http://fibertechnique.com/tmp/file/215541280.pdfIn PDF document text
- http://fredericjean.net/oplusco/file/fivexoputopisikazewur.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/PmAiG5ZyT-k/uplcv?utm_term=happy+doctors+day+memePDF 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_off0000dcc6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDCC6 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000f4d8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF4D8 | 19700 bytes |
SHA-256: b5d2b27c07cf3c0e4648a64c7b15cd4a3b1082a3cb2c4cd1d6f8b4b9f1b31b2d |
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font_02_sfnt_off000127a2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x127A2 | 10540 bytes |
SHA-256: 9914342d9c878f0aa8a0479edf27857129272b3b6d162c3da7daf2e849b818b0 |
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