MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains numerous links pointing to compromised websites and disposable hosting, indicating a link farm designed to redirect users. The presence of external URIs and compromised CMS upload links suggests an attempt to host malicious content or redirect to phishing pages.
Machine Learning
- Nyx PDF Classifier malicious score 0.9981
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://nazycakes.com/userfiles/file/toguduniwesamelim.pdf In PDF document text
- http://kerama.altrodesign.eu/ckfinder/userfiles/files/pojavuxolegap.pdfIn PDF document text
- https://1000families.eu/userfiles/file/95385559243.pdfIn PDF document text
- https://www.geosuiteonline.de/wp-content/plugins/formcraft/file-upload/server/content/files/1613277322c96a---86044549332.pdfIn PDF document text
- http://zatuchlina.cz/upload/file/60971316288.pdfIn PDF document text
- http://www.lifestaralberta.com/wp-content/plugins/formcraft/file-upload/server/content/files/1612f17a387f80---74195790793.pdfIn PDF document text
- http://wuyioutdoor.com/userfiles/file/33318335799.pdfIn PDF document text
- http://cabini.it/userfiles/files/wixitufululob.pdfIn PDF document text
- https://dienmayminhchau.vn/uploads/news_file/55888160239.pdfIn PDF document text
- http://xn--h1aaebajlcgx.xn--p1ai/sadm_files/94504756952.pdfIn PDF document text
- http://thenikharvconsultancy.com/userfiles/file/majisamipewabiwedi.pdfIn PDF document text
- http://master-sign.ru/ckfinder/userfiles/files/15111552713.pdfIn PDF document text
- http://shriadinathbank.com/uploads/xekipisewus.pdfIn PDF document text
- http://chizclean.ru/files/fck/file/12504864106.pdfIn PDF document text
- https://fenixfalt.com/userfiles/file/faxezidoluxatirixezejebat.pdfIn PDF document text
- https://www.hs-hofgastein.salzburg.at/ckfinder/userfiles/files/40972043952.pdfIn PDF document text
- http://btfa.tw/upload/files/bekunevanasapumerelevi.pdfIn PDF document text
- https://stcatherine.ac.ug/wp-content/plugins/formcraft/file-upload/server/content/files/161459af7b0f29---bavimupetetakux.pdfIn PDF document text
- https://martensmgt.com/business_school/uploads/file/21766188108.pdfIn PDF document text
- http://ats-dz.com/userfiles/file/84890297167.pdfIn PDF document text
- http://vaynhe.com/upload/files/gisupamoreponutebali.pdfIn PDF document text
- https://khachsan295doson.vn/namthuan/images/news/files/47290659512.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/PmAiG5ZyT-k/uplcv?utm_term=solar+walk+apkPDF 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_off0000d8ed.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD8ED | 18908 bytes |
SHA-256: a5448e70944139675f48c4abe55492c84e2e36e9f045b5c69b2f466e9db6731b |
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font_01_sfnt_off00010a8b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10A8B | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off000122a1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x122A1 | 9904 bytes |
SHA-256: 9ac43a430815343374996770bd77c4f70993208afe3ad3bebc196729ee75d788 |
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