MALICIOUS
124
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious File
The file is a PDF that contains a link farm pointing to multiple other PDF files, many hosted on compromised WordPress sites. The ClamAV heuristic identifies it as Pdf.Phishing.Trojan, indicating a malicious intent to deceive users. The presence of numerous links to potentially malicious PDFs suggests a campaign to distribute phishing content or further malware.
Machine Learning
- Nyx PDF Classifier suspicious score 0.4212
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://niboparis.com/upload/fckeditor/file/1629540088_1.pdf In PDF document text
- http://edgecs.net/documents/nexemenekolubivunarerosep.pdfIn PDF document text
- https://tahitotfaluovodak.hu/ckfinder/userfiles/files/91577974931.pdfIn PDF document text
- http://sun-green.nl/ckfinder/userfiles/files/82279459550.pdfIn PDF document text
- http://www.alfainstal.pl/wp-content/plugins/formcraft/file-upload/server/content/files/16079a510dd2b3---83891868402.pdfIn PDF document text
- http://traviet36.com/upload/files/42702778637.pdfIn PDF document text
- http://ippon.lv/uploads/File/gugumetaji.pdfIn PDF document text
- https://njsolarpower.com/wp-content/plugins/super-forms/uploads/php/files/d5193f75b444c4d56fee3deb5e45a512/841845838.pdfIn PDF document text
- https://batikatravels.com/userfiles/file/nekexuxotug.pdfIn PDF document text
- http://www.farparts.cl/wp-content/plugins/formcraft/file-upload/server/content/files/160b028445591d---17434528318.pdfIn PDF document text
- http://csc0451.com/userfiles/file/20210713222710_pmfs2u.pdfIn PDF document text
- https://pabausa.org/wp-content/plugins/formcraft/file-upload/server/content/files/1607f3da0d14b8---304973930.pdfIn PDF document text
- https://www.unicodesystems.com/wp-content/plugins/super-forms/uploads/php/files/9d71hh2qq49i3bmc50aqt8krr3/72924406775.pdfIn PDF document text
- http://www.training4thefuture.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/160fd5a4410474---85227226670.pdfIn PDF document text
- http://urparitet.ru/admin/ckfinder/userfiles/files/22024089814.pdfIn PDF document text
- https://www.booster-p.com/wp-content/plugins/formcraft/file-upload/server/content/files/16072d12c0aa3f---12044375253.pdfIn PDF document text
- http://for-rent-leuven.com/wp-content/plugins/formcraft/file-upload/server/content/files/16076bc658ab02---84399989307.pdfIn PDF document text
- http://web-news.eu/www/pkpar/userfiles/file/81898198072.pdfIn PDF document text
- https://www.kalirich.com/wp-content/plugins/super-forms/uploads/php/files/4io0ijcr875oeenoph2nmjlll1/58373773829.pdfIn PDF document text
- http://www.psoealora.es/ckfinder/userfiles/files/45094445111.pdfIn PDF document text
- https://sailstudy.in/ckfinder/userfiles/files/texoz.pdfIn PDF document text
- https://slavica.ru/wp-content/plugins/super-forms/uploads/php/files/8b96a2cfe4c50cdb5b5cdfcff362e1d0/winubugakapi.pdfIn PDF document text
- https://www.sacproblemleri.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b7ee598ecd4---19062563153.pdfIn PDF document text
- http://fairway.cc/images/blog//file/18067306043.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/DOqCt-cVA4I/uplcv?utm_term=nino+rota+la+strada+pdfPDF link annotation
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000dc51.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDC51 | 10336 bytes |
SHA-256: 1169cd23464f94e2b510dec802002f2968a3fd0cbb45828a33022ef5485538b8 |
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font_01_sfnt_off0000f3b2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF3B2 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00010bc4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10BC4 | 18392 bytes |
SHA-256: d369e6b1083fed316e6690c5749214a6ff876939b14881d0570272a425ac5101 |
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