MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file was detected as malicious by ClamAV and an ML classifier, indicating a phishing or trojan payload. The heuristics reveal it functions as a link farm, directing users to compromised WordPress upload directories and disposable hosting sites. These links likely serve as a distribution mechanism for further malicious content, potentially exploiting the user's trust in downloaded files.
Machine Learning
- Nyx PDF Classifier malicious score 0.8566
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 https://wastran.ru/uplcv?utm_term=how+to+use+laser+pointer+in+zoom PDF link annotation
- https://shared401k.com/wp-content/plugins/super-forms/uploads/php/files/61983f458959df38935043169df212c7/47609933777.pdfIn PDF document text
- https://www.coconutlodge.com/wp-content/plugins/formcraft/file-upload/server/content/files/160988f8d1ff8b---rulan.pdfIn PDF document text
- http://arcomproltd.com/userfiles/file/xilozesuja.pdfIn PDF document text
- https://jakspravnenapsa.cz/userfiles/file/fonadakupu.pdfIn PDF document text
- http://cosyromania.com/media/file/85631251072.pdfIn PDF document text
- https://arichaindia.com/userfiles/file/bukogaritazemulen.pdfIn PDF document text
- http://jamoncup.es/wp-content/plugins/formcraft/file-upload/server/content/files/160c46658beb04---sexibatezifivubega.pdfIn PDF document text
- http://www.socalgreatwhite.com/wp-content/plugins/formcraft/file-upload/server/content/files/160899749781c4---xemam.pdfIn PDF document text
- https://neoville.ru/wp-content/plugins/super-forms/uploads/php/files/5c73e7ff8425028138b8134f1398bc4e/60109828801.pdfIn PDF document text
- http://aodaibooking.com/FileData/ckfinder/files/20210604_5D6BA8A17C9AC031.pdfIn PDF document text
- http://retailcop.ca/files/nukosujetegatize.pdfIn PDF document text
- https://www.physioaktivkramer.de/wp-content/plugins/formcraft/file-upload/server/content/files/160a2021a3ea44---36066394062.pdfIn PDF document text
- https://investainternational.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606dfb228e3e5---gokededajuzexenanorav.pdfIn PDF document text
- https://vienhung.com/webroot/img/files/debusufoxoxemor.pdfIn PDF document text
- http://vladjurnalist.ru/archive/file/82446559672.pdfIn PDF document text
- http://asalsold.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608c78bc202fa---bubovewamasudebopifevuwe.pdfIn PDF document text
- http://slowjamsundays.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606fd935e95c9---80868965315.pdfIn PDF document text
- https://laser-arena.ch/wp-content/plugins/formcraft/file-upload/server/content/files/160911bb705f61---9003921753.pdfIn PDF document text
- https://synersys.fr/contenu/file/17246991546.pdfIn PDF document text
- https://marciasmithconsulting.com/wp-content/plugins/super-forms/uploads/php/files/8b3994eef766b9db1a4da8fedd3586a9/dutenejaforonanu.pdfIn PDF document text
- http://antik-cafe-bergen.de/wp-content/plugins/formcraft/file-upload/server/content/files/1607a5c69cda12---70298164731.pdfIn PDF document text
- http://ippon.lv/uploads/File/19277320185.pdfIn PDF document text
- http://xn--80aaeiengkwpz6p.xn--p1ai/pub/file/68121878007.pdfIn PDF document text
- https://bishopsalamatkhokhar.org/userfiles/file/bajolug.pdfIn PDF document text
- https://fokusmedia.com/images/uploads/74154274510.pdfIn PDF document text
- http://otohondamientay.com/upload/files/zozokumurosukebusixadonew.pdfIn PDF document text
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 1
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000d68a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD68A | 10648 bytes |
SHA-256: 0fa40027264c6451140e89b8dc210ce3d83507f8c25a86c13da809228023d965 |
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