MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains a large number of embedded URLs, many of which point to disposable hosting or compromised CMS upload directories, indicating a link farm designed for malicious redirection. ClamAV and ML classifiers also flagged this PDF as malicious, specifically as a phishing trojan. The presence of these links suggests an attempt to lure users to external sites, likely for phishing or to download further malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9982
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://potya.com/60292789367.pdf In PDF document text
- http://energy-labels.com/userfiles/file/35689349470.pdfIn PDF document text
- http://chrislahoda.ca/userfiles/file/33260903840.pdfIn PDF document text
- http://kiiga.ru/userfiles/file/dekedoxorefojigawa.pdfIn PDF document text
- https://22importexport.com/eimages/file/dajisut.pdfIn PDF document text
- http://studiotecnicodambra.eu/userfiles/files/46349027207.pdfIn PDF document text
- http://ct-tci.com/cttax/userfiles/files/68928871594.pdfIn PDF document text
- https://apexsafetyproducts.com/ckfinder/userfiles/files/78429454982.pdfIn PDF document text
- http://vakantie-noordlimburg.nl/ckfinder/userfiles/files/fufegabakeg.pdfIn PDF document text
- http://www.yevres.fr/ckfinder/userfiles/files/34233895827.pdfIn PDF document text
- http://www.canadiantreasurer.com/wp-content/plugins/formcraft/file-upload/server/content/files/16142b9a6cbcf9---68437707248.pdfIn PDF document text
- http://sinostandards.net/upload/files/xemopubinokap.pdfIn PDF document text
- http://arkystudio.eu/userfiles/files/selugugo.pdfIn PDF document text
- https://ssmahavidyalaya.org/lion/uploadedfiles/fck/files/file/51911907767.pdfIn PDF document text
- https://baxsporthorses.nl/userfiles/file/49554831303.pdfIn PDF document text
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613c7927e8ea3---37348665947.pdfIn PDF document text
- http://temple.mo/userfiles/file/gosevakovefi.pdfIn PDF document text
- http://ms-beauty.com/ckfinder/userfiles/files/75085421390.pdfIn PDF document text
- http://steclotildehorton.ca/wp-content/plugins/formcraft/file-upload/server/content/files/161498beb0d5c8---sixafige.pdfIn PDF document text
- http://www.contectrade.hu/fckfiles/file/13912236706.pdfIn PDF document text
- https://habibitours.net/ckfinder/userfiles/files/65326430797.pdfIn PDF document text
- http://efuturesthai.com/uploads/file/tapev.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/zMnd8XtcwSM/uplcv?utm_term=somewhere+in+time+putlockerPDF 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_off0000aedd.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xAEDD | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000c6f4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC6F4 | 10660 bytes |
SHA-256: a32b347c18e40b3e438a70df1733f24992cdd0b5e38bd06082f18114d715adad |
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font_02_sfnt_off0000df36.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDF36 | 15296 bytes |
SHA-256: d881785c3c6b1633f1ed70f323a885ca72620f9bb0f3b303a29cee9902eb8319 |
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