MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded URLs, many of which point to compromised WordPress upload directories and disposable hosting domains, indicating a link farm designed to redirect users. The ML classifier and ClamAV detection strongly suggest malicious intent, likely phishing or malware delivery through these links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9960
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.thelawchamber.com/wp-content/plugins/formcraft/file-upload/server/content/files/16136bede71195---zuruzetamerageb.pdf In PDF document text
- http://sjanzee.nl/file/20584353521.pdfIn PDF document text
- https://awinresource.com/uploadfile/file/15170854513.pdfIn PDF document text
- http://security-m.jp/tool/images/file/5089574685.pdfIn PDF document text
- http://www.weilandensemble.nl/ckfinder/userfiles/files/67653123882.pdfIn PDF document text
- https://manhalhealing.com/userfiles/file/94826633589.pdfIn PDF document text
- https://dycmc.com/DATA/upload/files/202109101548317978.pdfIn PDF document text
- https://www.creativetalentnetwork.com/ckfinder/userfiles/files/xizotedatodaxejideba.pdfIn PDF document text
- http://nachhilfeschule.havonix.com/ckfinder/userfiles/files/76068399047.pdfIn PDF document text
- http://www.ashtralmedia.com/wp-content/plugins/formcraft/file-upload/server/content/files/16131456f9904d---loguvor.pdfIn PDF document text
- https://spbmworld.com/anaeter_capital/siteadmin/userfiles/files/61247623067.pdfIn PDF document text
- http://atek-ent.com/upload/file/motoxedikifivosu.pdfIn PDF document text
- https://art-eria.pl/mandarynka/pliki/files/48157804034.pdfIn PDF document text
- http://gopherandsquirrelcontrol.com/admin/images/file/puberidojegomizaleser.pdfIn PDF document text
- http://baanpowertrain.com/wp-content/plugins/formcraft/file-upload/server/content/files/161371a57179c3---nakizur.pdfIn PDF document text
- http://riverla.vn/uploads/userfiles/file/vemiteg.pdfIn PDF document text
- https://elicopter-de-inchiriat.ro/wp-content/plugins/formcraft/file-upload/server/content/files/161324a5f38505---46721112418.pdfIn PDF document text
- http://pandoraecza.com/genelresimler/file/17527312877.pdfIn PDF document text
- https://hamasataccessories.com/userfiles/files/47700132197.pdfIn PDF document text
- http://cetinelektrik.com.tr/wp-content/plugins/formcraft/file-upload/server/content/files/161341bf538e80---38380281155.pdfIn PDF document text
- http://dagmare.de/userfiles/file/91297171564.pdfIn PDF document text
- https://youkuvpn.com/upload/files/46663015002.pdfIn PDF document text
- https://ww150005.linebot.net/upfile/files/20210911111925.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/6naE_Nh8_CY/uplcv?utm_term=vidmate+apps+download+2014PDF 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_off0000d9d7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD9D7 | 10880 bytes |
SHA-256: b4aae2d7147f067429f1937769d019a60a914ca9c3926ea8f7f0e929c4b1895b |
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font_01_sfnt_off0000f321.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF321 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00010b33.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10B33 | 18008 bytes |
SHA-256: 7c79042cef2301c6702e1048f03f1fb5f304471bfb3664ad597878c586d804dc |
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