MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains numerous links to external websites, many hosted on compromised or disposable domains, indicating a link farm designed to redirect users. The ML classifier and ClamAV detection strongly suggest malicious intent, likely for phishing or distributing further malware. The presence of multiple PDF-specific heuristics related to URI and link farms supports this conclusion.
Machine Learning
- Nyx PDF Classifier malicious score 0.9953
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://opuspointpartners.com/ckfinder/userfiles/files/xijoxirofarosowatuvizagi.pdf In PDF document text
- https://www.beewellrx.com/wp-content/plugins/super-forms/uploads/php/files/tmp/goxebudutogusa.pdfIn PDF document text
- http://willajarmar.pl/userfiles/file/20721305134.pdfIn PDF document text
- http://yer-krasnodar.ru/ckfinder/userfiles/files/dizoseker.pdfIn PDF document text
- https://www.guestquesttravelmedia.com/wp-content/plugins/super-forms/uploads/php/files/2vlvog36894uh2c4isk0iocon0/440901218.pdfIn PDF document text
- http://jmdfhjl.com/fckeditor/userimages/file/45897784335.pdfIn PDF document text
- https://vizzzio.ru/wp-content/plugins/super-forms/uploads/php/files/9f76cee4ea3ede192385e727c93ec733/22226159968.pdfIn PDF document text
- https://goodluckfishing.com/ckfinder/userfiles/files/xefiwu.pdfIn PDF document text
- http://qachs88.com/clients/58271/File/30971001296.pdfIn PDF document text
- http://www.propper-droppers.nl/files/file/kirumix.pdfIn PDF document text
- http://dzstock.com/Upfiles/file/5138628608.pdfIn PDF document text
- http://naturallabs.fr/userfiles/file/34301052956.pdfIn PDF document text
- http://lbs.ac.at/wp-content/plugins/super-forms/uploads/php/files/3tj9jn7ma6vijhbm26sf630079/pegisilekixoninimedur.pdfIn PDF document text
- https://paklya.su/design/img/upload/file/22293467519.pdfIn PDF document text
- https://supermagnum-bg.com/ckfinder/userfiles/files/rejarajogezi.pdfIn PDF document text
- http://alexandersorokolaw.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/vazodufogalevilu.pdfIn PDF document text
- http://bagpack.com.np/wp-content/plugins/formcraft/file-upload/server/content/files/160cde1c875532---25234560949.pdfIn PDF document text
- http://circolosilverblufitnessclub.eu/userfiles/files/55033486693.pdfIn PDF document text
- http://adacu.org/userfiles/file/20210809003432.pdfIn PDF document text
- https://opescom-store.com/uploads/FCK_files/file/42072871337.pdfIn PDF document text
- http://sm.ac.th/ckfinder/userfiles/files/35397689122.pdfIn PDF document text
- http://jingyilin.org/uploads/file/65120652590.pdfIn PDF document text
- https://fmpride.com/wp-content/plugins/super-forms/uploads/php/files/86661114b6a8910f71f1845ac4a50824/72768982914.pdfIn PDF document text
- http://gamboeng.com/assets/ckfinder/userfiles/files/24535600784.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/1xuhb7AK25c/uplcv?utm_term=tecr%C3%BCbe+taktiklerle+paragraf+soru+bankas%C4%B1+pdf+indirPDF 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_off0000d1d5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD1D5 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000e9e7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE9E7 | 18720 bytes |
SHA-256: 74340b69ba4e73fd7c2c229d910dd58fa6dee1693389bba55c0588a0b4f93516 |
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font_02_sfnt_off000117a0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x117A0 | 11328 bytes |
SHA-256: cbf1dd2804c1aeba498dd07fce3ceee1cb5bc61e7c090c2be32da8bcbec2aa88 |
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