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 contains numerous links pointing to compromised websites, specifically leveraging WordPress upload storage, suggesting a phishing or malware distribution scheme. The presence of these links and the overall structure indicate an attempt to redirect users to potentially harmful content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9961
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://springswellness.net/wp-content/plugins/formcraft/file-upload/server/content/files/1607886c5a39b3---rikufofikevesi.pdf
- http://www.ausafrica.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/160c284a4a6225---danazakijufevofew.pdf
- http://makaifruits.com/wp-content/plugins/formcraft/file-upload/server/content/files/16093a2989ab9d---daxofa.pdf
- https://www.cfo-search.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608e8a128ccfc---82121217901.pdf
- http://timandlor.com/userfiles/file/50140319648.pdf
- https://amenagementsoleil.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c6601c5a33b---53425652171.pdf
- http://conblocmanado.com/pics/file/55137068136.pdf
- https://refour.dk/wp-content/plugins/super-forms/uploads/php/files/0986c649fe6a741eb509b548012a97b8/66422660237.pdf
- https://www.glasswindowequipment.com/wp-content/plugins/super-forms/uploads/php/files/f34e3ac8ca4b2ddda7d2ab72a6cf1499/42264978174.pdf
- https://wccia-vastu.com/wp-content/plugins/super-forms/uploads/php/files/6b49d38e6e0b21ac3e6f35879c2b1b64/ligototumivujaniwux.pdf
- http://thm-holding.ru/wp-content/plugins/super-forms/uploads/php/files/1e8e076f28ca459b8710099086c3382e/92669562594.pdf
- https://heritagelogs.com/wp-content/plugins/super-forms/uploads/php/files/m4m9mjt24li9lkqr3rq7imnjqe/melezowola.pdf
- http://hongshengfish.com/uploadfiles/20210525/2105251514002714306v6w2rgf0vzm.pdf
- http://www.putnamtaxi.net/wp-content/plugins/formcraft/file-upload/server/content/files/1607fee4fe07a0---35317985973.pdf
- https://stratasphere.online/userfiles/file/32264456364.pdf
- https://ludifrance.fr/userfiles/file/lizaxa.pdf
- http://itaindustrial.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1608f241a2fe92---wipudarakosazunimej.pdf
- http://amdind.com/userfiles/file/88277083846.pdf
- http://w-f-l.de/user_img/file/63275996897.pdf
- http://www.uvhk.com/wp-content/plugins/formcraft/file-upload/server/content/files/160d8762a01031---pebuwopurodexiwofumik.pdf
- http://daugiavanthienphuoc.com/media/ftp/file/rutigezido.pdf
- https://singaporeroadshow.com/wp-content/plugins/super-forms/uploads/php/files/e8ed86f517c5abecca54abfcba25908f/61320382121.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/DOqCt-cVA4I/uplcv?utm_term=cool+jacked+up+trucks
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000f167.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF167 | 16792 bytes |
font_01_sfnt_off0001097e.binfc69e56f867818b49a738d7456d8e5c0e9827193cb3471055e2f0006a16e0611 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1097E | 10664 bytes |
font_02_sfnt_off00012227.bin92605ac6111217a7de1272f795e0c4b25d7d132354484e9393f7ac62c137c861 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12227 | 17592 bytes |
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