MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was identified as malicious by ML classifiers and ClamAV, with heuristics indicating it functions as a link farm. Several extracted URLs point to compromised CMS uploads or disposable hosting, suggesting a phishing or malware distribution scheme. The presence of numerous links, including those with UTM parameters, reinforces the link farm attack pattern.
Machine Learning
- Nyx PDF Classifier malicious score 0.9953
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://a899.net/userfiles/file/jemegoboranevevofofogij.pdf In PDF document text
- http://peaceinsrilanka.lk/ckfinder/userfiles/files/66738757251.pdfIn PDF document text
- http://goodtraefarm.com/ckupload/files/28537454405.pdfIn PDF document text
- http://lustigersteirer.at/userfiles/file/ditutesupenutewabizidu.pdfIn PDF document text
- https://pikewallis.no/wp-content/plugins/formcraft/file-upload/server/content/files/161389825a2252---22988931342.pdfIn PDF document text
- http://sentezetutmerkezi.com/upload/ckfinder/files/24344992189.pdfIn PDF document text
- http://tsrmmessina.it/userfiles/files/57822259223.pdfIn PDF document text
- https://santa.sg/images/users/00000000/files/menaji.pdfIn PDF document text
- https://sistemagestiondpr.com/userfiles/file/wasidavazujanolulozuse.pdfIn PDF document text
- https://championsforchildren.org/wp-content/plugins/super-forms/uploads/php/files/056ba1f0cb81f6d7f90892cdbfeeebe0/mesijikukewefaride.pdfIn PDF document text
- http://vitanova-cattery.com/upload/file/36551431097.pdfIn PDF document text
- http://stauarchitetti.eu/userfiles/files/85236890113.pdfIn PDF document text
- https://faresaldabbous.com/uploads/files/17861242505.pdfIn PDF document text
- http://pneusmarene.it/images/file/zexobuputi.pdfIn PDF document text
- http://keralatravelpath.com/uploads/file/33557088374.pdfIn PDF document text
- http://fabriziocar.it/userfiles/files/42932716880.pdfIn PDF document text
- http://www.virtualaid.eu/wp-content/plugins/formcraft/file-upload/server/content/files/16130d0b2929fb---14284161828.pdfIn PDF document text
- https://fundoohairstyles.com/hairstyler/images/file/rilezoneb.pdfIn PDF document text
- https://hatinhjobs.com/upload/files/sokefakejenugipo.pdfIn PDF document text
- http://humanitool.ru/userfiles/file/95860810679.pdfIn PDF document text
- http://bestofbeer.ru/ckfinder/userfiles/files/xifawibufedolupevil.pdfIn PDF document text
- http://shop-cartuning.pl/userfiles/file/25119290434.pdfIn PDF document text
- http://cserepakcio.hu/xdata/file/kuzanonoxepimegomi.pdfIn PDF document text
- http://www.patricktennis.nl/wp-content/plugins/formcraft/file-upload/server/content/files/161309586613a7---41774461843.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/PmAiG5ZyT-k/uplcv?utm_term=sherlock+holmes+stories+in+malayalam+read+onlinePDF 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_off0000d04d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD04D | 10916 bytes |
SHA-256: f15a9c43bd649e6f85aedc278272d21dfe811bbb72335d4bb21f0e21776e3132 |
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font_01_sfnt_off0000e96e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE96E | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00010180.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10180 | 18252 bytes |
SHA-256: d2d3cdb7a0a4b180d4598bc09abcb98e1241d971b047c0480fc3d9e89f1caad0 |
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