MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous embedded URLs pointing to compromised websites, indicating a link farm designed to redirect users. Heuristics suggest these links are used for SEO manipulation and potentially phishing or malware distribution. The ClamAV detection as 'Pdf.Phishing.Trojan' further supports a malicious intent, likely involving the delivery of a secondary payload.
Machine Learning
- Nyx PDF Classifier malicious score 0.8835
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://thanhlamresort.vn/wp-content/plugins/formcraft/file-upload/server/content/files/160f4a416c0ff1---ferafasofurowubapaz.pdf In PDF document text
- http://chagatea.ru/wp-content/plugins/super-forms/uploads/php/files/1575cbff6b03cc880be9ae3de199c1ce/41815194320.pdfIn PDF document text
- https://www.mercedesbenzofaustinservice.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606d43f271066---nemavirimapugebovizalojiv.pdfIn PDF document text
- https://mavismanagement.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608997a436ed2---27129755593.pdfIn PDF document text
- https://adbetelparaguay.com/wp-content/plugins/super-forms/uploads/php/files/94c5e79420fcc87ee32d907495b0b197/dosugi.pdfIn PDF document text
- https://montpellier-business-plan.com/mbp/upload/images/images/upload/ckfinder/davisewijo.pdfIn PDF document text
- http://canoeing.by/pics/files/89922828333.pdfIn PDF document text
- http://landonintergroup.com/ckfinder/userfiles/files/gibazujadawegidemawibibu.pdfIn PDF document text
- http://carszana.com/image/upload/File/50709945863.pdfIn PDF document text
- https://asiatravel.kg/wp-content/plugins/super-forms/uploads/php/files/8f1407bca91b523134c8cb0de5f6eb2a/65310943395.pdfIn PDF document text
- https://www.hit-education.com/wp-content/plugins/super-forms/uploads/php/files/h1eg56ha83qp1c5t74d6nm83oc/48221041028.pdfIn PDF document text
- https://marosme.ro/hirek/file/97784222435.pdfIn PDF document text
- https://prikolnaya.com/wp-content/plugins/super-forms/uploads/php/files/9692d456a64ae3fa274cecb61ab56864/rujamilu.pdfIn PDF document text
- http://gordostcrista.ru/userfiles/file/zalupidozokivekafozej.pdfIn PDF document text
- https://alfa-clining.ru/wp-content/plugins/super-forms/uploads/php/files/33adacf3f46ca590f32de34fb7ebc08a/76982497625.pdfIn PDF document text
- http://preprod.app-nomads.com/ugecam/admin/ckfinder/userfiles/files/6564433514.pdfIn PDF document text
- http://everestlodgelukla.com/userfiles/file/xatumemikanatabojunaf.pdfIn PDF document text
- https://accesoriosalmayor.com/images/userfiles/file/9177137699.pdfIn PDF document text
- http://americasbestwingsbeltsville.com/uploads/files/14573853558.pdfIn PDF document text
- http://royalwedding.jp/images/blog//file/71108604938.pdfIn PDF document text
- https://zippy-inc.com/app/webroot/userfiles/files/36094844790.pdfIn PDF document text
- http://www.annaleehuber.com/content_files/file/xelugiduwefudubebesurufum.pdfIn PDF document text
- http://metapolar.hu/tmp/33350195676.pdfIn PDF document text
- http://smartcookieacademy.com/wp-content/plugins/formcraft/file-upload/server/content/files/160acb1374c136---rupafobalekuvaxu.pdfIn PDF document text
- http://phongkhamthienhoa.vn/images/files/90017634133.pdfIn PDF document text
- https://caror.hu/ckfinder/userfiles/files/22863159854.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/BvfzZFkJO3s/uplcv?utm_term=download+minecraft+pe+for+free+apkPDF 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_off0000f7e4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF7E4 | 10792 bytes |
SHA-256: 4b1beedc708ffc3882ed7586e2b0bf44a7a7b3ec660c9cd8046854ab53608125 |
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font_01_sfnt_off000110b8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x110B8 | 18468 bytes |
SHA-256: 8b6c19e02f6bb5a6434ed87f98cd0191b69cac3b40d978719dc646901284a15f |
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font_02_sfnt_off000140c1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x140C1 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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