MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It functions as a link farm, containing numerous URLs pointing to compromised websites and potentially malicious PDF files, suggesting a phishing or malware distribution scheme. The presence of multiple links on disposable hosting and compromised CMS uploads reinforces its role in directing users to harmful content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9997
Heuristics 6
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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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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://www.baileysmilk.com/wp-content/plugins/super-forms/uploads/php/files/30f558b10a29f64d7bd5434907c81825/36611313153.pdf In PDF document text
- https://asharfilalkulfi.com/ckfinder/userfiles/files/30544538679.pdfIn PDF document text
- https://www.simcoerecovery.net/wp-content/plugins/super-forms/uploads/php/files/ah5fpenvfjl6iss8181ahtmah8/21904015090.pdfIn PDF document text
- http://www.maarsehoveniers.nl/wp-content/plugins/formcraft/file-upload/server/content/files/16087f8d04020e---rozodomafazoxizuw.pdfIn PDF document text
- http://orem.mn/uploads/files/51194529647.pdfIn PDF document text
- https://www.verpoort-bouw.be/wp-content/plugins/formcraft/file-upload/server/content/files/16093413846634---67676852462.pdfIn PDF document text
- https://acethamessecurity.co.uk/wp-content/plugins/super-forms/uploads/php/files/6e225d26b77bed7bed574d71c4a1d449/91321236806.pdfIn PDF document text
- http://lookupagency.es/wp-content/plugins/formcraft/file-upload/server/content/files/1608c3fbc4db28---67048507286.pdfIn PDF document text
- https://tortugafilms.ca/adminfiles/file/96251720737.pdfIn PDF document text
- https://tehnol.ru/wp-content/plugins/formcraft/file-upload/server/content/files/1606f665db89d2---nebir.pdfIn PDF document text
- http://omniatel.it/wp-content/plugins/formcraft/file-upload/server/content/files/160bfa6de01937---572162776.pdfIn PDF document text
- http://vimbark.sk/editor_uploads/files/tipetipi.pdfIn PDF document text
- http://palakkadtourism.in/ckfinder/userfiles/files/70167390606.pdfIn PDF document text
- https://yellowstonewildlife.com/mojule.pdfIn PDF document text
- http://3handseg.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a964c77f042---judixinodidigikawupitil.pdfIn PDF document text
- https://afayl.com/userfiles/file/dasaligobulisowoxabo.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/ngfLrbzwjls/uplcv?utm_term=engineering+mechanics+statics+8th+edition+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://scripts.sil.org/OFLIn 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_off000109d6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x109D6 | 5688 bytes |
SHA-256: 7a250174245c385a337e082cf966842e71072846152723b793bf89fda14b9de7 |
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font_01_sfnt_off00011d09.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11D09 | 10936 bytes |
SHA-256: 9522013aae7e34f9a73fb5af86676f259accbd24da88eb32561609771a3d997c |
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font_02_sfnt_off00014290.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14290 | 16748 bytes |
SHA-256: 1bc4675d796a4965a4681017da786b248e34d89d9253fdb67e0a8f47644dba75 |
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