MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was detected as malicious by ML classifiers and ClamAV, indicating a phishing or trojan threat. It contains numerous links pointing to compromised CMS uploads and disposable hosting, suggesting a link farm designed to redirect users to malicious content. The document body is heavily obfuscated, preventing analysis of its specific content, but the heuristic firings strongly indicate a malicious intent to leverage external URLs.
Machine Learning
- Nyx PDF Classifier malicious score 0.5978
Heuristics 5
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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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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://extremetour74.ru/wp-content/plugins/super-forms/uploads/php/files/6b696a2c23787fb16e6e04cc8689b880/26363150908.pdf In PDF document text
- https://beauti-full.ru/uploads/files/14432420609.pdfIn PDF document text
- https://nasroglobal.com/userfiles/file/tikenanaj.pdfIn PDF document text
- http://reunionclass.com/clients/7469/File/vijib.pdfIn PDF document text
- https://viettincapital.vn/upload/files/16001061539.pdfIn PDF document text
- http://euredit-editions.com/userfiles/file/tavuxegomagu.pdfIn PDF document text
- https://www.carlosfunes.es/wp-content/plugins/formcraft/file-upload/server/content/files/160838b6525e51---xufifipimake.pdfIn PDF document text
- http://www.scmphotography.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/160a31df6923ce---67936753035.pdfIn PDF document text
- https://www.elementstraining.co.uk/wp-content/plugins/super-forms/uploads/php/files/2h4sjn9rdjbgsviiauouqatjh2/47932258011.pdfIn PDF document text
- http://e2ingenieros.com/ckfinder/userfiles/files/955636385.pdfIn PDF document text
- https://www.citysecurity.org.uk/wp-content/plugins/super-forms/uploads/php/files/jh05gf6jgof9gn4jsmnggpj754/29347472937.pdfIn PDF document text
- https://hightechrustremovers.nl/wp-content/plugins/formcraft/file-upload/server/content/files/16078292d6ace8---waseriwugupuwaverasifev.pdfIn PDF document text
- http://taskentcompany.com/userfiles/file/2579019990.pdfIn PDF document text
- http://ewhamd.net/upFiles/ckeditor/files/21808128698.pdfIn PDF document text
- http://sugarfree-gelato.com/upload/file/28643175966.pdfIn PDF document text
- http://limpiasol.com/wp-content/plugins/formcraft/file-upload/server/content/files/16098528165820---79065460817.pdfIn PDF document text
- http://avandcie-automation.fr/ckfinder/userfiles/files/57745340427.pdfIn PDF document text
- http://muzeumostrowiec.pl/obrazy/file/tidatibigizuvijoto.pdfIn PDF document text
- http://compie.ru/wp-content/plugins/formcraft/file-upload/server/content/files/160768a94ee1de---71790533721.pdfIn PDF document text
- http://hellnocancershow.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ba874023ea9---zapuma.pdfIn PDF document text
- http://andlupa.com/userfiles/file/22895277673.pdfIn PDF document text
- http://xn----8sbpvg0afdbe.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/m9i7lolgtfl7nulupugjhhtof1/24989564731.pdfIn PDF document text
- http://herodumpsterrental.com/wp-content/plugins/super-forms/uploads/php/files/08a2c8d55725015ce040d8ad9aeb1315/rulerame.pdfIn PDF document text
- http://nowator-zpu.pl/userfiles/file/95239152399.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/PmAiG5ZyT-k/uplcv?utm_term=rote+memory+learningPDF link annotation
- 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_off000147a7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x147A7 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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