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 it is likely a phishing or trojan distribution attempt. The file contains numerous links to external resources, many hosted on compromised WordPress sites, suggesting it functions as a link farm to redirect users to malicious content. No scripts were extracted, but the presence of external links and the overall structure point towards a phishing or downloader attack pattern.
Machine Learning
- Nyx PDF Classifier malicious score 0.7037
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://cructi.ru/uplcv?utm_term=magnification+and+actual+size+worksheet PDF link annotation
- http://www.pirac.org/wp-content/plugins/super-forms/uploads/php/files/7ea8ab72e801024f66683eac0c2ea16b/bosibifaragetamefurije.pdfIn PDF document text
- http://pttaccounting.com/userfiles/files/dupaxinerun.pdfIn PDF document text
- http://uat.ideadunes.com/projects/ideadunes-portfolio-site/wp-content/plugins/formcraft/file-upload/server/content/files/16072ce79cd735---93295402440.pdfIn PDF document text
- https://aarhuskortet.dk/images/file/31020916599.pdfIn PDF document text
- https://www.kalirich.com/wp-content/plugins/super-forms/uploads/php/files/fn732tdjt6mthlcc48qtt7bo92/72172609581.pdfIn PDF document text
- http://www.skupp.pl/wp-content/plugins/formcraft/file-upload/server/content/files/1609e9abf02b0a---31901247645.pdfIn PDF document text
- http://benardoutlite.com/admin/fckeditor/fckdata/file/12498483577.pdfIn PDF document text
- http://redwoodpwr.com/wp-content/plugins/super-forms/uploads/php/files/vrfln7oipp27rh7jh3rd330em1/jemeboduwaxuma.pdfIn PDF document text
- http://eurolocal.info/sites/default/files/images/file/rewab.pdfIn PDF document text
- https://www.mercato.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/16075df6f64e83---95762753455.pdfIn PDF document text
- http://ckrestaurantgroup.com/ckfinder/userfiles/files/jotadelibolupuvewo.pdfIn PDF document text
- https://dodatnagarancija.com/userfiles/file/jekamo.pdfIn PDF document text
- https://beauty-full.ru/uploads/files/74522402130.pdfIn PDF document text
- https://feng-shuiworld.com/userfiles/file/65215151993.pdfIn PDF document text
- http://igigeothermal.jp/userfiles/file/jujizamemegumo.pdfIn PDF document text
- http://chiengthai.com/file_media/file_image/file/10575554794.pdfIn PDF document text
- https://bustotoronto.com/userfiles/file/kilinifinezixuxoz.pdfIn PDF document text
- http://ccforum.kr/uploads/file/1622575411.pdfIn PDF document text
- http://bsinteriordesigner.com/userfiles/files/26263787883.pdfIn PDF document text
- http://www.suffaheducation.com/wp-content/plugins/formcraft/file-upload/server/content/files/16082a6738792a---7103010080.pdfIn PDF document text
- http://constructionone.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1607bc438561a8---87782315417.pdfIn PDF document text
- https://hylyt.co/wp-content/plugins/super-forms/uploads/php/files/5ca481a16a7a573d1dbd33c7407b534f/7265364815.pdfIn PDF document text
- https://www.syah.org/wp-content/plugins/super-forms/uploads/php/files/85c6d8a511331f8e36deaf5527bcb74f/9990911483.pdfIn PDF document text
- http://appinaris.net/ckfinder/userfiles/publics/files/bumufejojokademob.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_off00022455.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x22455 | 19344 bytes |
SHA-256: ce389684f680f7c4efe2ecda31d83214ab3d9b74d7f0192dffba52e772b9c6fc |
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font_01_sfnt_off00025648.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x25648 | 11084 bytes |
SHA-256: f733855b82eaa807e676d90346e67e7e7bc0be8ee62a7fca1ccc6ec5a1dcaa94 |
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