MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF was flagged by multiple heuristics, including ClamAV and an ML classifier, indicating malicious content. It functions as a link farm, with many embedded URLs pointing to compromised websites, likely intended to lure users into clicking malicious links. The presence of compromised CMS upload links suggests a pattern of hosting malicious files on vulnerable web servers.
Machine Learning
- Nyx PDF Classifier malicious score 0.9092
Heuristics 5
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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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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 http://aksaxena.com/bpms/includes/fckeditor_uploads/userfiles/file/54117158844.pdf In PDF document text
- http://msinternationalbeautypageant.com/clients/8/8c/8c0f0497d7166b07b5568c04be8084ca/File/dokuvobajad.pdfIn PDF document text
- http://copelandreunionla.com/clients/6/66/66f6f3de7053633686652f51c4c00696/File/gatus.pdfIn PDF document text
- http://yournamebadges.com/withyourdog/cms_uploads/file/72842951107.pdfIn PDF document text
- https://www.wikiwebagency.it/wp-content/plugins/super-forms/uploads/php/files/36ca78f65141b6b32949aaa6330540af/90030770049.pdfIn PDF document text
- https://glass-haus.ru/wp-content/plugins/super-forms/uploads/php/files/9777ecf115ab67934c96b22df167f9c6/kozolapefezo.pdfIn PDF document text
- https://robinio.de/wp-content/plugins/super-forms/uploads/php/files/jjn0e8i656up3j89vijk0s3ba9/74038709814.pdfIn PDF document text
- http://www.sunarozlem.com.tr/wp-content/plugins/super-forms/uploads/php/files/20id4rlshed1v05qf01onvjn17/mofujetuxogumamura.pdfIn PDF document text
- http://msslink.ru/userfiles/files/5051475765.pdfIn PDF document text
- http://milcontabil.com.br/wp-content/plugins/super-forms/uploads/php/files/qi1fbfhjdtkp6dc0mu696chdb7/nusogugukofekug.pdfIn PDF document text
- https://vyaspublicschool.com/ckfinder/userfiles/files/78819704569.pdfIn PDF document text
- http://mastervin.ru/files/file/pizifusazodoxutometopozap.pdfIn PDF document text
- http://www.sparkprototypes.com/wp-content/plugins/formcraft/file-upload/server/content/files/16073ecad50c1e---nebibekibidafuwugox.pdfIn PDF document text
- https://liniagdanskzydowo.pl/files/ferabufokupeserin.pdfIn PDF document text
- http://aarogyamedico.com/userfiles/file/49726793323.pdfIn PDF document text
- http://www.guaitoli.eng.br/wp-content/plugins/formcraft/file-upload/server/content/files/160889568e19e3---wenalunarat.pdfIn PDF document text
- http://clinicaveterinariailmarzocco.it/userfiles/files/sigubisawe.pdfIn PDF document text
- https://ecef-groupe.com/wp-content/plugins/super-forms/uploads/php/files/r3i6jv2aupjed1vk6k61j1o663/19523100653.pdfIn PDF document text
- https://studio45.live/wp-content/plugins/super-forms/uploads/php/files/bu0tvmar4s1gqoi3knrlfepaus/331658923.pdfIn PDF document text
- http://zawayakw.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609f3d0cc15ec---64473837593.pdfIn PDF document text
- https://ludifrance.fr/userfiles/file/2820804122.pdfIn PDF document text
- https://phuquiland.com/upload/files/69451748286.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/A3Ryygt5BCM/uplcv?utm_term=how+do+i+get+chase+bank+statementsPDF 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_off00010782.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10782 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00011f99.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11F99 | 10980 bytes |
SHA-256: 7ae7334eb4fafa3b2b190110111c4021446663bcd405d6a4a3478638d63ebd57 |
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