MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file was detected by ClamAV as a phishing trojan and flagged by an ML classifier. It contains numerous links, many pointing to compromised WordPress upload directories, suggesting a link farm designed to distribute malicious content or phish users. The PDF structure and embedded URIs indicate it's intended to redirect users to potentially malicious external sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9993
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 http://ingmontagna.com/userfiles/files/wujubab.pdf In PDF document text
- http://ophtalmic-overnight.fr/wp-content/plugins/formcraft/file-upload/server/content/files/16078fdfeb3a2a---zupur.pdfIn PDF document text
- http://devison-matras.com/upload/file/66754467110.pdfIn PDF document text
- https://agatanorek.com/files/file/7893605988.pdfIn PDF document text
- https://mimpiindahsatu.com/contents//files/lojuzorifakibixuzerimodig.pdfIn PDF document text
- https://www.simplythebestevents.ca/wp-content/plugins/formcraft/file-upload/server/content/files/160f37598e9abd---91535334044.pdfIn PDF document text
- http://klubbelgickychobrov.sk/editor_uploads/files/kanoxivasanij.pdfIn PDF document text
- http://malifer.hu/upload/file/55464227732.pdfIn PDF document text
- http://eko-uklid.com/files/file/79538345975.pdfIn PDF document text
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607675667888d---73597221403.pdfIn PDF document text
- https://hsse.cl/files/39483607188.pdfIn PDF document text
- https://zohopinler.com/calisma2/files/uploads/kulujarenoditezaxur.pdfIn PDF document text
- https://gdr.co.il/wp-content/plugins/super-forms/uploads/php/files/3afb27aac99aa9e273247eaf75206771/47795911492.pdfIn PDF document text
- https://mercedesmazo.es/wp-content/plugins/formcraft/file-upload/server/content/files/160809f1a05b66---limolejulusalixoduvos.pdfIn PDF document text
- http://crosswaysrecruitment.com/userfiles/file/80643365803.pdfIn PDF document text
- http://j-line.ca/fck_upload/file/96901936312.pdfIn PDF document text
- https://syteq-pro.com/userfiles/file/43099542707.pdfIn PDF document text
- http://lawcab.ru/wp-content/plugins/formcraft/file-upload/server/content/files/160bc2578c7ab9---29194295329.pdfIn PDF document text
- http://vitajeans.com/ckfinder/userfiles/files/72316185356.pdfIn PDF document text
- https://www.leeja.co.uk/wp-content/plugins/super-forms/uploads/php/files/02bb102e3746e9408a1259469a14e0d2/23282641000.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/3CAf4wW3hvY/uplcv?utm_term=what+is+the+most+expensive+school+uniformPDF 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_off00011023.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11023 | 17212 bytes |
SHA-256: 97a6b4a872eb781c62ec6cf4b73c88bc5f15b88ec1258378ebc5a38c5275b1ca |
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font_01_sfnt_off00013d2a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13D2A | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00015541.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x15541 | 11008 bytes |
SHA-256: 5e76dc1e81a91c13d5cc43db88e7f9cd8eb50bb37d8d9b8362a0aa1c8946d136 |
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