MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The file was detected as malicious by ML classifiers and ClamAV, specifically as a phishing trojan. It contains numerous links pointing to compromised WordPress upload directories and other disposable hosting, suggesting a link farm designed to redirect users. The PDF structure itself does not contain readable content, but the heuristics indicate a malicious intent to leverage external resources.
Machine Learning
- Nyx PDF Classifier malicious score 0.9965
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://www.ibadirect.com/wp-content/plugins/formcraft/file-upload/server/content/files/161408f94298cf---vomegapiminepotazugi.pdf In PDF document text
- https://harmony-lazienka.pl/Upload/file/70585888409.pdfIn PDF document text
- https://tort-art.ru/userfiles/file/64164050478.pdfIn PDF document text
- http://www.samuitns.com/image/upload/File/63793692643.pdfIn PDF document text
- https://printjet.pl/pliki_user/File/258659720.pdfIn PDF document text
- http://beiks.info/public/file/bapojo.pdfIn PDF document text
- http://dc-a0dcf319a153.breakthroughsport.com/userfiles/files/61118764778.pdfIn PDF document text
- https://96662888.com/editor_upload/file/vitobijifezen.pdfIn PDF document text
- http://globomax.eu/userfiles/file/jifusalolemu.pdfIn PDF document text
- https://buka.ru/sadm_files/gaturugog.pdfIn PDF document text
- https://alperbehang.nl/userfiles/file/ketewovifule.pdfIn PDF document text
- https://pachetedeturism.ro/images/files/26465531763.pdfIn PDF document text
- http://rideabikenews.com/user_img/files/gatutozudi.pdfIn PDF document text
- https://tranthachcaodanang.com/uploads/image/files/mupukeremana.pdfIn PDF document text
- http://bacvietexpress.com/upload/userfiles/files/60640014742.pdfIn PDF document text
- https://www.zaantraining.nl/wp-content/plugins/formcraft/file-upload/server/content/files/16135bbabd4e17---motudaderisekiwosasuge.pdfIn PDF document text
- http://az4group.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/16144e628decc9---mivexesugeru.pdfIn PDF document text
- http://interstyle.org/content/xuploadimages/file/75178159600.pdfIn PDF document text
- http://ever0036.com/assets/uploads/ckedit/files/20210914190117.pdfIn PDF document text
- https://acethamessecurity.co.uk/wp-content/plugins/super-forms/uploads/php/files/2ef223f7e4877b55350be77bb058f901/89803017812.pdfIn PDF document text
- http://nj-rshb.com/v15/Upload/file/20219281533489743.pdfIn PDF document text
- http://montpellier-business-plan.fr/mbp/upload/images/images/upload/ckfinder/73675938177.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/3CAf4wW3hvY/uplcv?utm_term=principles+ray+dalio+pdf+downloadPDF 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_off0000af3d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xAF3D | 10716 bytes |
SHA-256: e069dc200571cd0dd41160f80d62629090a344f670eebd3a086820635901a579 |
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font_01_sfnt_off0000c7fe.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC7FE | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000e010.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE010 | 17324 bytes |
SHA-256: f48d5ac00a2f036237953f4890a5e5ac62b8f844b37b5bb3d8301ed5649fa7fd |
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