MALICIOUS
162
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains embedded JavaScript and numerous external links, many of which point to potentially compromised or disposable hosting. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' and 'PDF_COMPROMISED_CMS_UPLOAD_LINK_FARM' indicate a deliberate attempt to create a link farm for malicious purposes. The embedded JavaScript likely facilitates the redirection or execution of further malicious content, contributing to a phishing or malware distribution attack.
Machine Learning
- Nyx PDF Classifier malicious score 0.7240
Heuristics 6
-
ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
-
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.
-
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.
-
Embedded JS stream low PDF_JSPDF references a /JS stream. Generic JavaScript is common in benign forms; specific dangerous APIs are scored by separate rules.
-
External URI info PDF_URIPDF contains an external URL action
-
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://vresponse.net/userfiles/file/wixomunibofog.pdf In PDF document text
- http://botaierpharm.com/upload/files/duledetisukolo.pdfIn PDF document text
- http://studiozammuner.eu/userfiles/files/zulike.pdfIn PDF document text
- http://sinners-party.de/media/file/86097073736.pdfIn PDF document text
- http://mrcookie.tw/upload/editor/file/03051110514.pdfIn PDF document text
- http://havefuntogether.com/image/upload/File/44569427583.pdfIn PDF document text
- http://ricettebiagi.it/uploads/assets/file/46919298000.pdfIn PDF document text
- http://sreema.org/FCKeditor/file/ninadinigitinizo.pdfIn PDF document text
- http://www.rec39.ru/wp-content/plugins/super-forms/uploads/php/files/f1d30ae112682f96f84e8505b633a9bd/sefogikixola.pdfIn PDF document text
- http://bugaboo-buffalo.eu/UserFiles/File/lapuwobesovaxagepolomur.pdfIn PDF document text
- http://sieuthikhoacaocap.vn/upload/files/mezurixi.pdfIn PDF document text
- http://www.iamgoingto1996.com/wp-content/plugins/formcraft/file-upload/server/content/files/16145a06ae2690---59558278290.pdfIn PDF document text
- https://greenbins.ca/ckfinder/userfiles/files/12687779998.pdfIn PDF document text
- http://restauraceeverest.cz/userfiles/file/64457928088.pdfIn PDF document text
- http://xinyuemu.net/assets/202109/files/20210912112402189748.pdfIn PDF document text
- https://nistd.in/userfiles/file/86661813599.pdfIn PDF document text
- http://careerhack.net/wp-content/plugins/formcraft/file-upload/server/content/files/16135428b70fd4---64920498304.pdfIn PDF document text
- http://cps-mbstu.edu.bd/app/webroot/js/ckfinder/userfiles/files/sebajurapetixijipelomo.pdfIn PDF document text
- http://kxqcgs.net/filespath/files/20210908120731.pdfIn PDF document text
- https://showdetango.com/bafa/userfiles/file/gimuge.pdfIn PDF document text
- https://iaido-iaijutsu.ru/userfiles_exc/fazetutos.pdfIn PDF document text
- https://soudurelauziere.ca/upload/editor/file/zuvaxufovolaruborimofowi.pdfIn PDF document text
- http://bienbao.org/uploads/files/kenirisanujijuvefaburen.pdfIn PDF document text
- http://frederickfollows.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/1612f3e95b0fe8---wasezozeperagowobofexox.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/1KS0DP0cxss/uplcv?utm_term=soft+key+home+back+buttonPDF link annotation
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000bb3c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBB3C | 10716 bytes |
SHA-256: 097d1780e2dd82bceea929b0bd018549421dd2ddc6a71aee5f4e588367bc4627 |
|||
font_01_sfnt_off0000d3c7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD3C7 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
|||
Open this report in the interactive analyzer, or submit your own file for analysis.