MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was flagged by ClamAV as a phishing trojan and by an ML classifier with high confidence. It contains numerous embedded URLs, many of which point to compromised CMS uploads or disposable hosting, suggesting a link farm designed to redirect users. The presence of these links indicates an attempt to lure users to malicious content, likely as part of a phishing or malware distribution scheme.
Machine Learning
- Nyx PDF Classifier malicious score 0.9992
Heuristics 6
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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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Object number defined twice with different bodies info PDF_DUPLICATE_OBJ_BODY_INCREMENTALThe same indirect object (N G) is defined more than once with different body bytes. First-wins and last-wins readers will resolve different content, which is a parser-confusion shape used by targeted PDFs. Body-only differences are common in benign incremental updates, so severity is raised only when the duplicate carries active content.
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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://amesmedicalservices.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a583fe75588---jivira.pdf In PDF document text
- https://kicksomeglass.com/wp-content/plugins/super-forms/uploads/php/files/6ac9a4a83d774ca167e4e5f7762d36b1/gidolutuneloxaw.pdfIn PDF document text
- http://chronicles.ae/userfiles/files/67600297461.pdfIn PDF document text
- https://mavibusiness.it/file/85461985489.pdfIn PDF document text
- http://grupopiscis.com/upload/files/wejulanevi.pdfIn PDF document text
- https://marosme.ro/hirek/file/71203107562.pdfIn PDF document text
- http://woori-tour.kr/FileData/ckfinder/files/20210612_4BEF22D6BA30657E.pdfIn PDF document text
- http://training-solutions.ro/wp-content/plugins/formcraft/file-upload/server/content/files/160bf044f07378---23046618119.pdfIn PDF document text
- http://www.toptehnik.si/images/39896204523.pdfIn PDF document text
- http://www.tobywells.org/media/fckdir/file/xirulusudugedixewitu.pdfIn PDF document text
- http://barsugo.com/ckfinder/userfiles/files/xubapifokax.pdfIn PDF document text
- https://www.sahabatkeluargahomecare.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ace6c2bdc7b---98324201924.pdfIn PDF document text
- http://alumnicollegedelunion.org/clients/76066/File/8953343837.pdfIn PDF document text
- http://www.vikingmaterials.com/img/lafategedufoporoxibok.pdfIn PDF document text
- http://cuanhomkinhtoanthang.com/media/file/71125981511.pdfIn PDF document text
- https://studio-september.com/wp-content/plugins/super-forms/uploads/php/files/bf80b73f9fb5a8e9ae41fb83debb69f2/murizu.pdfIn PDF document text
- https://china-glass-mosaic.com/userfiles/files/20210625_042815.pdfIn PDF document text
- http://bensonlandscape.com/editorData/file/mofijogumototuwumoruw.pdfIn PDF document text
- http://lezeckastenakosice.sk/upload/files/705713547.pdfIn PDF document text
- http://kino-profi.com/wp-content/plugins/super-forms/uploads/php/files/4c5004d9387fde7181aba4f4d9a60d2d/59948768538.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/BkSY9tpko7c/uplcv?utm_term=rentabilit%C3%A9+%C3%A9conomique+et+financi%C3%A8re+cours+pdfPDF link annotation
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- 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_off0001b5db.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1B5DB | 11524 bytes |
SHA-256: 02e48378d9c119cf6eebc775ed4e0b7c944e9cd4075b80721394cbb5e4bc1bec |
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font_01_sfnt_off0001d00e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1D00E | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0001e820.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1E820 | 19936 bytes |
SHA-256: c07295a196712548af073b96216d6e2f9b5877a55d19c397129c7fbbf294ab8a |
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