MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged by multiple heuristics as a link farm, with several URLs pointing to compromised CMS upload directories and disposable hosting. The ML classifier and ClamAV also identified it as malicious, specifically a phishing trojan. The presence of numerous links, including one hosted on a compromised WordPress site, indicates an attempt to lure users to external, potentially malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9951
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 https://camelcarpet.org/d/files/meverafobim.pdf In PDF document text
- https://tcufroghouses.com/wp-content/plugins/formcraft/file-upload/server/content/files/16135163a83262---sizeximis.pdfIn PDF document text
- http://paymentsbusiness.ca/wp-content/plugins/formcraft/file-upload/server/content/files/161334a95832ad---nekutifuzexagigidekozuni.pdfIn PDF document text
- http://przedszkolenisko.pl/userfiles/file/fufodaxonek.pdfIn PDF document text
- http://whatdwellswithin.com/file/19792739694.pdfIn PDF document text
- http://risme.vn/files/bijadepetemon.pdfIn PDF document text
- http://ekstelekom.com/userfiles/file/63706113439.pdfIn PDF document text
- http://zatuchlina.cz/upload/file/bidenud.pdfIn PDF document text
- https://thai-airpark.com/ckfinder/userfiles/files/27097734558.pdfIn PDF document text
- http://bbfrontedelmare.com/userfiles/files/36712050726.pdfIn PDF document text
- https://sdhouse.info/ckfinder/userfiles/files/7510312422.pdfIn PDF document text
- http://yjccnc.com/upload/files/wamavewe.pdfIn PDF document text
- http://hondatayho.top/img-ngocbao/files/35962644212.pdfIn PDF document text
- https://nmcs.ca/userfiles/files/bulur.pdfIn PDF document text
- https://www.fishhabitatnetwork.com.au/application/third_party/ckfinder/userfiles/files/bekexejotenirujo.pdfIn PDF document text
- http://naturenhuman.com/app/webroot/userfiles/file/sipazamemaferubaviduk.pdfIn PDF document text
- http://humanlitech.com/files/files/96020624186.pdfIn PDF document text
- http://lonerangerfanclub.com/ckfinder/userfiles/files/63700455156.pdfIn PDF document text
- http://www.radiopopiatej.com/wp-content/plugins/formcraft/file-upload/server/content/files/1612ed613cd3d9---91286553995.pdfIn PDF document text
- http://dealershop.es/userfiles/file/17408793074.pdfIn PDF document text
- http://topenglish.sk/app/webroot/gallery/files/nolozililuzud.pdfIn PDF document text
- http://studiofranzoni.eu/userfiles/files/24357635145.pdfIn PDF document text
- http://baltic-rt.ru/ckfinder/userfiles/files/jumefuduvavewofoj.pdfIn PDF document text
- https://aslplastic.com/ckfinder/userfiles/files/25020364402.pdfIn PDF document text
- http://thuduchouse.vn/pics/file/56144127078.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/3vuEKuznOb8/uplcv?utm_term=friday+the+13th+game+for+androidPDF 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_off0000db6f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDB6F | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000f386.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF386 | 10904 bytes |
SHA-256: f09dc1b4da5f5a6f30a9bde66f1dc45109d5f3ce64ca4257749f53158bd8ba84 |
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font_02_sfnt_off00010c66.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10C66 | 17444 bytes |
SHA-256: 0e1bbac3f01585f5a569c9bf8599260f510e6243e31dd9a2b1c968f97d49293f |
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