MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains numerous links pointing to compromised websites, indicating a phishing or malware distribution lure. The ML classifier and ClamAV detection strongly suggest malicious intent. The file likely exploits a PDF vulnerability to redirect the user to one of the listed URLs, which could then serve a malicious payload.
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://huntic.ru/uplcv?utm_term=insight+books+pdf PDF link annotation
- https://ckmandarin.com/uploads/7562634786.pdfIn PDF document text
- https://kuechentreff-schmid.de/wp-content/plugins/super-forms/uploads/php/files/4rpsm9nmapuksi6v4j770s7q7v/felinuvimotuvilinogid.pdfIn PDF document text
- https://klingende-zeder.de/wp-content/plugins/formcraft/file-upload/server/content/files/16086cdcea1d58---99502615856.pdfIn PDF document text
- https://dtcprojects.com.au/wp-content/plugins/super-forms/uploads/php/files/i9bsavvrkcuqkvdn2kum6ckeu0/dipodira.pdfIn PDF document text
- http://asirius.su/wp-content/plugins/super-forms/uploads/php/files/149c6c2701ab20daf14891cf0cea1c45/midonixav.pdfIn PDF document text
- http://www.fliesen-brill.de/wp-content/plugins/formcraft/file-upload/server/content/files/160826ad55ddc4---nafaxegiwurisu.pdfIn PDF document text
- https://www.brunosistemi.com/wp-content/plugins/formcraft/file-upload/server/content/files/16087101580ec0---tasagadibewalodabavagamo.pdfIn PDF document text
- https://webtechnocrats.com/upload/file/dunazamugopawofegakikose.pdfIn PDF document text
- https://adbadog.com/wp-content/plugins/super-forms/uploads/php/files/c7589f305daf353c25d2d42f7766d64e/bokevol.pdfIn PDF document text
- https://247christianity.org/fckeditor/userfiles/file/zaruxotej1620811963.pdfIn PDF document text
- https://camile.vn/wp-content/plugins/super-forms/uploads/php/files/8u5hcnieudppucpt2nhq39l4n2/wumikewe.pdfIn PDF document text
- https://stewsites.com/wp-content/plugins/super-forms/uploads/php/files/ade6264eed66d6b3b62464233921bb16/36165592942.pdfIn PDF document text
- http://alemotta.com/resources/original/file/pisimasuginudujisu.pdfIn PDF document text
- http://pensjonatagat.pl/userfiles/file/73116312308.pdfIn PDF document text
- https://dmvassociates.com/wp-content/plugins/super-forms/uploads/php/files/a6a6c2a5fa1b1c16e1e48e762128fcc1/wonafesobe.pdfIn PDF document text
- https://kodeac.com/wp-content/plugins/super-forms/uploads/php/files/86h63ocg9glmj4clclukt2afnj/dawujevikum.pdfIn PDF document text
- https://accuratesearch.com/userfiles/file/runusuxelezituloreluf.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_off000159f2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x159F2 | 5108 bytes |
SHA-256: 3efb3d93fd6455712c6e8ca481335c0990f864b69192b4febd6739eeb3e8cd36 |
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font_01_sfnt_off00016b52.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x16B52 | 11472 bytes |
SHA-256: 2b2bef01f099da199bf08a7b4cc3808718582d452f403e23ab78c776fa9630bd |
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