MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains numerous embedded URLs, many pointing to disposable hosting and employing SEO tactics, suggesting a link farm designed to redirect users. While no scripts were extracted, the PDF structure and URL patterns are indicative of a phishing or redirection campaign.
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 http://kxqcgs.net/filespath/files/20210905072100.pdf In PDF document text
- http://german-ex.com/images/blog/file/basisokebetatigar.pdfIn PDF document text
- https://orangerun.re/photo/files/fumuxoxojabomigeburomowet.pdfIn PDF document text
- https://formapolis.it/wp-content/plugins/super-forms/uploads/php/files/9e7db110cc5622135fcc59be9322ad8b/pebomenitori.pdfIn PDF document text
- https://smobiil.eu/userfiles/files/19192538872.pdfIn PDF document text
- http://mispuntossaga.com/campannas/file/zatutunusapuw.pdfIn PDF document text
- https://shastriratanchatterjee.com/ckfinder/userfiles/files/buwuxawagoxogeketexoj.pdfIn PDF document text
- http://saikunghouse.hk/userfiles/fudedarumaluta.pdfIn PDF document text
- http://berbun.com/user_img/file/senevopufe.pdfIn PDF document text
- http://twtime.com/uploads/files/202109131509118895.pdfIn PDF document text
- http://www.hypnotiseur.com/wp-content/plugins/formcraft/file-upload/server/content/files/1615bfaf921da5---47525531417.pdfIn PDF document text
- https://twinslock.com/ckfinder/userfiles/files/5727341465.pdfIn PDF document text
- https://avenirpourtous.fr/wp-content/plugins/formcraft/file-upload/server/content/files/161371e850a16a---6703299076.pdfIn PDF document text
- http://phuocthuan.vn/images/pic/file/669666914.pdfIn PDF document text
- http://emke.hu/uploads/ckfinder/userfiles/files/37944894492.pdfIn PDF document text
- http://daiwavn.com/uploads/image/files/kivonojibofegunisu.pdfIn PDF document text
- http://www.grundys.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/16162dc6d79716---pimegeserud.pdfIn PDF document text
- http://mertcelikkapi.com/userfiles/file/99492670032.pdfIn PDF document text
- https://tssch.in/tssch/application/admin/uploads/file/judujevanitakor.pdfIn PDF document text
- https://jackinthegymtpe.com/uploads/files/202109080152375152.pdfIn PDF document text
- http://olapromos.com/ola/uploads/editorImagesfiles/83210125793.pdfIn PDF document text
- http://balie.overeembv-profielen.nl/upload/files/lemegezizur.pdfIn PDF document text
- http://fizjoactiv.eu/Upload/file/nomijilozukuzovujipo.pdfIn PDF document text
- http://xn----itbbfrdrdbd4bgy6gi.xn--p1ai/webroot/files/files/sunuluridadofeg.pdfIn PDF document text
- http://aibasylhet.edu.bd/app/webroot/ckfinder/userfiles/files/85610974269.pdfIn PDF document text
- http://feedproxy.google.com/~r/Xvkpad/~3/u-9XGpgKpwY/uplcv?utm_term=wilton+manors+fort+lauderdalePDF 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_off0000e0ab.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE0AB | 10608 bytes |
SHA-256: 2ecfc940ec2636bfa5b8ee5bcef08bf15bd4acd6e64044b2e175f1b11752a0b0 |
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font_01_sfnt_off0000f8e7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF8E7 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off000110f9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x110F9 | 20436 bytes |
SHA-256: 1621b11ba5dcc8f0c6ff84074a0d3a6d17269d23704720a3ef0a16e0125125b1 |
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