MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1055.012 Process Injection
The PDF file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. Several heuristics point to the document being a link farm hosted on compromised WordPress sites, likely serving as a lure for phishing or malware distribution. The presence of multiple unknown URLs associated with these compromised sites reinforces this assessment.
Machine Learning
- Nyx PDF Classifier malicious score 0.9947
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://www.gametimecatering.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b5cbdce1292---fulamemitiwijovozigov.pdf In PDF document text
- http://2478.ru/admin/ckfinder/userfiles/files/68055047601.pdfIn PDF document text
- http://mtecommerce.it/public/news/file/48750872427.pdfIn PDF document text
- http://liyangah.com/Upload/file/xebigipidamel.pdfIn PDF document text
- https://extremetour74.ru/wp-content/plugins/super-forms/uploads/php/files/8ec4b337824e713a1886bf739722378d/genebofilezisiroluguzibet.pdfIn PDF document text
- http://az4group.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/16085085643179---21897230330.pdfIn PDF document text
- https://profipreklady.cz/www/ckfinder/userfiles/files/gakojuzidokugidujokazaved.pdfIn PDF document text
- http://kanchanaspa.com/ckfinder/userfiles/files/xipeboge.pdfIn PDF document text
- http://www.megasaludips.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608803c989e01---riloxezelikazufuwugunejir.pdfIn PDF document text
- https://trucraftsmanship.com/wp-content/plugins/formcraft/file-upload/server/content/files/160730b958d72b---labudo.pdfIn PDF document text
- https://baconbites.com/wp-content/plugins/super-forms/uploads/php/files/pp6r2uig6s8fc2e4dmquvlj767/xuninejetetubup.pdfIn PDF document text
- https://www.beachesbrewing.com/wp-content/plugins/super-forms/uploads/php/files/0eef7c4163b2bcf240640156291196f1/dotiwufemiwulor.pdfIn PDF document text
- http://tai-group.com/upload/files/39342208552.pdfIn PDF document text
- https://sitebyside.ru/wp-content/plugins/super-forms/uploads/php/files/51c5ff9b17b6129700bdcae7c82a4f4d/wopobula.pdfIn PDF document text
- https://www.karavanlakesfet.com/wp-content/plugins/super-forms/uploads/php/files/c1c7c1aa4e05d76d5b81c8bbc6a25d50/40663393489.pdfIn PDF document text
- http://jvcc.cn/ckfinder/userfiles/files/210608062501332352jfse6.pdfIn PDF document text
- http://theheavent.com/userfiles/files/73914602836.pdfIn PDF document text
- http://www.moteco.ro/wp-content/plugins/formcraft/file-upload/server/content/files/16085bc233ba0a---19116612685.pdfIn PDF document text
- http://minhphucvietnam.com/uploads/userfiles/file/55846996511.pdfIn PDF document text
- http://oneself.pro/wp-content/plugins/formcraft/file-upload/server/content/files/160ad03c765d42---dejugopatadew.pdfIn PDF document text
- http://franklinbristerharveyfamily.com/clients/a/a8/a8910385c57dfddac3c6311e2bd1422e/File/396689511.pdfIn PDF document text
- https://www.varishastalari.com/wp-content/plugins/formcraft/file-upload/server/content/files/16078ee4c2448a---pinujodoz.pdfIn PDF document text
- https://adm.allianceflooring.net/wp-content/plugins/super-forms/uploads/php/files/9d18fdcba923ebf7b9e96f42e3628621/mupimukibofabotezapidi.pdfIn PDF document text
- https://personalloan2u.com/wp-content/plugins/super-forms/uploads/php/files/eef3a089546257f1c2d57b8fb05a2800/bafivujajubo.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/3vuEKuznOb8/uplcv?utm_term=every+riddler+trophy+in+arkham+knightPDF 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_off0000f2a1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF2A1 | 10924 bytes |
SHA-256: effd52e5b2c333dacabdca66b45cf0aebfe24b35b4919650d442cb85d8f6d28e |
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font_01_sfnt_off00010b84.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10B84 | 16728 bytes |
SHA-256: a4bbc8b1bcba9c9232150aa62399e78429c130e56093952f602d099f41e54386 |
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font_02_sfnt_off0001370d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1370D | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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