MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The file was identified as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It functions as a link farm, with numerous URLs pointing to compromised WordPress sites and disposable hosting, suggesting a phishing or malware distribution scheme. The presence of multiple PDF link farm heuristics further supports this conclusion.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
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://www.adelaarenergy.com/wp-content/plugins/super-forms/uploads/php/files/bl3o6fda5ptf30e5cpn5hq0h6b/mizukimupudopuv.pdf In PDF document text
- https://doellefjelde-mussemarked.dk/images/newsmail/file/63855112788.pdfIn PDF document text
- http://www.sunarozlem.com.tr/wp-content/plugins/super-forms/uploads/php/files/rma6ip8qeo3v4dh7aj29pld4f0/83318449005.pdfIn PDF document text
- https://www.northernillumination.com/wp-content/plugins/super-forms/uploads/php/files/c2da412ace1e2d335f15c7ad7d9a19d7/55756243579.pdfIn PDF document text
- https://razvozka24.ru/wp-content/plugins/super-forms/uploads/php/files/85d48d64cc7c2ba678eee3c79891ec68/37599604713.pdfIn PDF document text
- http://opakowania-loga.pl/zdjecia/fotki/file/80688009582.pdfIn PDF document text
- http://www.medicellbank.com/userfiles/files/zuwinodedoxonaf.pdfIn PDF document text
- https://www.mercedesbenzofaustinservice.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609295658067a---nuguvuluzixepabuboke.pdfIn PDF document text
- https://radmangroup-ye.com/rgfiles/file/tesixomujerokakiruxovi.pdfIn PDF document text
- https://sierrainstruments.cn/fckeditor/editor/filemanager/connectors/php/fckeditor/upload/202108/file/80597513089.pdfIn PDF document text
- http://www.oiseaubleu-promo.fr/userfiles/file/8885252240.pdfIn PDF document text
- https://www.18fire.com/wp-content/plugins/super-forms/uploads/php/files/3628d134309d60783b6f18f28d294f7c/16294756391.pdfIn PDF document text
- http://media-production.net/admin/ckfinder/userfiles/files/85300910572.pdfIn PDF document text
- https://bitree.ru/ckfinder/userfiles/files/xavoki.pdfIn PDF document text
- https://rlvanstory.com/wp-content/plugins/super-forms/uploads/php/files/3496871d6a5e1b45964cba8b27589e0d/68727065114.pdfIn PDF document text
- http://mko-yug.ru/wp-content/plugins/super-forms/uploads/php/files/6666a8b55a5e599a770dc1b89fab05f1/78801660419.pdfIn PDF document text
- http://osullivanspressurewashing.com/wp-content/plugins/formcraft/file-upload/server/content/files/160847354082bc---82378173525.pdfIn PDF document text
- http://retroldn.com/userfiles/file/xafosezawumadelepepa.pdfIn PDF document text
- http://ahoba85.com/clients/2/26/26d353b61ac95a99d7df5001a3d58300/File/90445870098.pdfIn PDF document text
- https://www.hkha.org/ckfinder/userfiles/files/wekakagoketovutiwavipoto.pdfIn PDF document text
- http://bioident.pl/photos_fck/file/narazatotepiwubibi.pdfIn PDF document text
- https://binarbaidfabrication.com/public_html/userfiles/file/47932277811.pdfIn PDF document text
- http://www.sg-callenberg.de/wp-content/plugins/formcraft/file-upload/server/content/files/16089760f69ae0---18709406959.pdfIn PDF document text
- https://ezastupitelstvo.sk/editor_uploads/system/files/34763211221.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/A3Ryygt5BCM/uplcv?utm_term=pet+answer+sheet+2019+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_off0000dc3d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDC3D | 17408 bytes |
SHA-256: 69374e23aea54c39345522a3ebaaebd0ff1d5d7cc77cc8c52b18a8c1caab3ab0 |
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font_01_sfnt_off000108f6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x108F6 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0001210d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1210D | 10888 bytes |
SHA-256: 1a9da5b3e7204aeda18040051a37cf1ebc2a151089c1d9d4c2f53fdc13d9a3c6 |
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