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. The document contains numerous links to external websites, many hosted on compromised CMS platforms, suggesting it functions as a link farm for phishing or malware distribution. The presence of a URL with a 'paradise lost pdf book 9' UTM term further supports the lure-based attack pattern.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
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://oniceh.ru/uplcv?utm_term=paradise+lost+pdf+book+9 PDF link annotation
- http://stylist.in.ua/wp-content/plugins/formcraft/file-upload/server/content/files/16085c723f166b---wilegebevawagenizaxav.pdfIn PDF document text
- https://rjiminfra.com/wp-content/plugins/super-forms/uploads/php/files/e69f51d2514cd7bf992528590bb557c1/70965105999.pdfIn PDF document text
- https://www.phoenixdentalacademy.co.uk/wp-content/plugins/super-forms/uploads/php/files/7977dda415b42ea5e8cf535166753bc4/13895451284.pdfIn PDF document text
- https://briljant-maleri.se/UserFiles/files/19747624682.pdfIn PDF document text
- https://amesmedicalservices.com/wp-content/plugins/formcraft/file-upload/server/content/files/160affa1d1caaa---luvise.pdfIn PDF document text
- http://alexhofford.com/temp/files/file/87293378322.pdfIn PDF document text
- https://kvartira-zalog.ru/wp-content/plugins/super-forms/uploads/php/files/bb2821a235d3782cba313ca2087a5033/bobalinodosalif.pdfIn PDF document text
- https://1sis.com/wp-content/plugins/formcraft/file-upload/server/content/files/160782e3ee5f6f---49594255890.pdfIn PDF document text
- https://avantkart.com/wp-content/plugins/super-forms/uploads/php/files/uq3rcqua50d1joce3345fobogo/detoxelitaf.pdfIn PDF document text
- http://rencontres-icare.org/userfiles/file/24621858142.pdfIn PDF document text
- https://giriconsultancy.com/content_files/files/ludofolegu.pdfIn PDF document text
- https://scanclean.bg/upload/ckfinder/files/zekalagiran.pdfIn PDF document text
- http://smepil.com/ckeditor/userfiles/files/xatuded.pdfIn PDF document text
- http://juniorsmagazine.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608f860a322c3---4744018162.pdfIn PDF document text
- http://www.siscard.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607e7c0422b19---39423008375.pdfIn PDF document text
- http://dansensvenner.dk/imagesfile/%5C/depepupemifenasinupojo.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- 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
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00015f65.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x15F65 | 5396 bytes |
SHA-256: c7eba5ea12ba549c2e28ed3a954cc0655e9f0993c5346ed11dcaf1d109a7b613 |
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font_01_sfnt_off000171c3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x171C3 | 10976 bytes |
SHA-256: 09b9425f62679bd3ae1ba649afbd910f74f72b414ef7d14467ade4d1fe0365a4 |
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