MALICIOUS
162
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains embedded JavaScript, a common technique for executing malicious code within PDF documents. It also features numerous external URIs, with several pointing to compromised CMS upload storage, suggesting a link farm designed to redirect users. The ClamAV detection and ML classifier further support its malicious nature, indicating it's likely a phishing or malware delivery mechanism.
Machine Learning
- Nyx PDF Classifier malicious score 0.6872
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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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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.
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External URI info PDF_URIPDF contains an external URL action
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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://casalindasbakery.com/ckfinder/userfiles/files/65937077478.pdf In PDF document text
- http://sten.kr/club/data/userfiles/file/20210828051918.pdfIn PDF document text
- https://fellowpeo.com/wp-content/plugins/super-forms/uploads/php/files/399c12d4744c402570e69b836da35c58/fogosefilanazubujax.pdfIn PDF document text
- https://www.dynasil.com/wp-content/plugins/super-forms/uploads/php/files/8982ef9d03a118d40127f5ac7da5a27d/zakigibowode.pdfIn PDF document text
- http://www.onekaddy.com/wp-content/plugins/formcraft/file-upload/server/content/files/16098bb0906651---xekokogikigopevegobodiv.pdfIn PDF document text
- http://zpb-maciejewski.pl/upload/fck/file/26421517264.pdfIn PDF document text
- http://bloomx.com/sites/all/sites/bloomx.com/files/18528989963.pdfIn PDF document text
- http://fortlauderdalelimorental.net/wp-content/plugins/formcraft/file-upload/server/content/files/1607c46e4c0c8a---16496639656.pdfIn PDF document text
- http://nikacarpet.nikacarpet.com/My_Project/Hamishe_bahar/ahar_img/files/nitiroma.pdfIn PDF document text
- https://nuevocoach.co.uk/wp-content/plugins/super-forms/uploads/php/files/350b72dffca2e1fbfeec69c3566fa003/22188522932.pdfIn PDF document text
- http://doktor-okonski.pl/uploadimg/file/vujomim.pdfIn PDF document text
- https://prsnashville.com/wp-content/plugins/super-forms/uploads/php/files/16adfe1986732a748bbbed8b9985c117/14553132411.pdfIn PDF document text
- http://westtech1963.com/clients/d/d4/d4250bc21dcbbf02d7f9bc68df143add/File/duwemegowo.pdfIn PDF document text
- https://fetogram.ir/images/upload/files/68528266203.pdfIn PDF document text
- https://cor.org.ar/wp-content/plugins/super-forms/uploads/php/files/ahr9kt66f3cshs9ggea5flh43q/wamilawivuleg.pdfIn PDF document text
- http://www.hypnotiseur.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b7db7aaf960---31247907066.pdfIn PDF document text
- https://www.thecandystoresudbury.com/wp-content/plugins/super-forms/uploads/php/files/iao2nke1ccjitqq5rcfjlulldg/70840459596.pdfIn PDF document text
- http://kaies.net/upfiles/210816170206412726m7wgvx.pdfIn PDF document text
- https://asiatravel.kg/wp-content/plugins/super-forms/uploads/php/files/cef2e9cf25d2e9451251bd0d372868b3/37297947680.pdfIn PDF document text
- http://wxmx.cn/upload/ckimg/files/202108212010039728.pdfIn PDF document text
- https://exihomes.com/userfiles/files/xulaxusox.pdfIn PDF document text
- http://www.stsmcc.org/www/js/ckfinder/userfiles/files/21051882548.pdfIn PDF document text
- https://webtraffic.ch/wp-content/plugins/super-forms/uploads/php/files/89catdpk6dmsku6tlj2ml5lveu/3272772074.pdfIn PDF document text
- http://mextro.de/upload/files/75305977402.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/zMnd8XtcwSM/uplcv?utm_term=definition+of+african+christian+theology+pdfPDF link annotation
- http://e1pl2.nazwa.pl/busy/fotki/file/dovuturatesemi.pdfIn PDF document text
- 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_off0000cfc7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCFC7 | 11012 bytes |
SHA-256: e68613786bc2b58ac33f61ac373f5b6af285f3d5ef7c2038b426154917349188 |
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font_01_sfnt_off0000e925.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE925 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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