MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains numerous links, many pointing to compromised WordPress upload directories, suggesting a phishing or redirection scheme. The ML classifier and ClamAV detection strongly indicate malicious intent, likely to lure users to external sites for further compromise or credential harvesting.
Machine Learning
- Nyx PDF Classifier malicious score 0.9948
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.bridalchapel.com/wp-content/plugins/formcraft/file-upload/server/content/files/160861caabce19---pawufejarow.pdf
- http://ednak.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606d3fe68eb7b---zabejejoporifafipuwivob.pdf
- http://haisushitogo.com/uploads/files/45076675795.pdf
- http://graphicon.hu/wp-content/plugins/formcraft/file-upload/server/content/files/160bec4060c2c1---muvinikijakikexilexelinuz.pdf
- http://xn--80ackbssfuieecff0e8c.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/u0a8p61s3lnchpvkfdg9ifi8u5/35666025161.pdf
- https://sts-cct.com/app/webroot/userfiles/files/76285063034.pdf
- http://festivaldeliteraturadepereira.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607cfe2f7a89d---mulivapofaxi.pdf
- https://greenlakepaint.com/ckfinder/userfiles/files/25119384769.pdf
- https://www.actionconstructionjax.com/wp-content/plugins/super-forms/uploads/php/files/d750f98e42562f6aefa3c949e7d71470/vuvamonapebusiw.pdf
- http://uci.ir/userfiles/file/90341041756.pdf
- https://camgloberealtor.com/userfiles/file/98216666219.pdf
- http://sad-azov.ru/wp-content/plugins/super-forms/uploads/php/files/20f9c0109250799536a5ab186b17f72d/xuluxela.pdf
- http://www.tecnotrefg.it/wp-content/plugins/formcraft/file-upload/server/content/files/160b9c5942b91d---88124008583.pdf
- http://lagostena.it/userfiles/files/jagekemizutubiwuvu.pdf
- https://www.arphplumbing.co.uk/wp-content/plugins/super-forms/uploads/php/files/gro0empnmdrfm4dbv1sbdck3lc/54674800617.pdf
- https://www.marvistasales.com/wp-content/plugins/super-forms/uploads/php/files/6599b53b12dbd7511ac228f5491b62a4/vibagetukidaxolofumob.pdf
- http://studiogiamberardino.it/userfiles/files/84663395999.pdf
- https://poolpoint.be/uploads/file/tagikoledigureve.pdf
- https://aquaticlandscape.com/wp-content/plugins/formcraft/file-upload/server/content/files/16071ce41a10ab---fifanuzuluzavo.pdf
- https://fullhousetourism.com/UploadFiles/file/20210605025711144.pdf
- https://ncfouting.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c08a3531173---dubojeguxor.pdf
- https://ceadersvalet.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c8f0afc2f60---11532937545.pdf
- https://adbadog.com/wp-content/plugins/super-forms/uploads/php/files/69063d4141dc7a3e4c32620c821a49ac/kijuverekumovoja.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/FevRqgeaUVY/uplcv?utm_term=be+happy+be+lucky
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00010294.bin0e9638969ff5864926d05ffe7e79007faaae0dd2d7e56b26912803aeb66c30ee |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10294 | 10288 bytes |
font_01_sfnt_off000119b0.binc82352407e50e385127f390815aea0523a9fb73bcd901c6c5c8b6e686cbecf8e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x119B0 | 18168 bytes |
font_02_sfnt_off00014832.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14832 | 16792 bytes |
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