MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous links pointing to compromised WordPress sites, suggesting a phishing or malware distribution campaign. The ML classifier and ClamAV detection strongly indicate malicious intent, likely related to phishing or delivering a trojan. The embedded URLs are designed to redirect users to download further malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9977
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://drafthe.ru/uplcv?utm_term=download+sd+maid PDF link annotation
- http://www.infranetltd.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613abb38c0d71---90593682246.pdfIn PDF document text
- http://schouteninterieurwerk.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1612f98f563280---wexerowomulipafesufarobu.pdfIn PDF document text
- http://honda-vo.com/upload/file/vawuwelupegajegu.pdfIn PDF document text
- http://fine-trading-knotwork.com/uploads/media/78454940789.pdfIn PDF document text
- https://olterus.net/contents/files/26711852108.pdfIn PDF document text
- http://barrybusiness-crm.com/ressource/devis-photo/files/25255397826.pdfIn PDF document text
- https://tecsal.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/16138c509b27da---welav.pdfIn PDF document text
- https://reformedgeneration.com/userfiles/file/57248809776.pdfIn PDF document text
- http://chekeeh.ir/basefile/chekeehir/files/wedusinigupol.pdfIn PDF document text
- http://halongwave.com/userfiles/file/bajupadalevefuwaxejuf.pdfIn PDF document text
- http://fizjoactiv.eu/Upload/file/miroxemutejewajutib.pdfIn PDF document text
- http://yejida.com/userfiles/file/devukitinujug.pdfIn PDF document text
- https://pass-eco-energies.com/ckfinder/userfiles/files/75249476965.pdfIn PDF document text
- http://clearlakesd.org/wp-content/plugins/formcraft/file-upload/server/content/files/1613232aaf1c2c---39701121756.pdfIn PDF document text
- https://www.abaco-engineering.it/wp-content/plugins/formcraft/file-upload/server/content/files/16132d2fa7e3d3---22804901796.pdfIn PDF document text
- https://hanyauntuktesting.com/contents/files/59092951815.pdfIn PDF document text
- https://saikekanglun.com/filespath/files/20210910105134.pdfIn PDF document text
- https://wildnaturetravel.com/File/64682909681.pdfIn PDF document text
- http://mcap.cz/images/uploadedimages/file/gujakino.pdfIn PDF document text
- https://dreamscapes.ca/dream_scapes/userfiles/files/66945351812.pdfIn PDF document text
- http://agierresrl.it/userfiles/files/82584984317.pdfIn PDF document text
- https://curvy.tw/upload/files/pukixisebunideg.pdfIn PDF document text
- http://www.kreasoft.mx/wp-content/plugins/formcraft/file-upload/server/content/files/1613ef1d6c81d2---49788014294.pdfIn 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://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_off0000e667.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE667 | 16296 bytes |
SHA-256: 0bf4c37f4d6a2f02c960135ee876ba839f361f2298e0e003efb2e094ab5b0ef5 |
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font_01_sfnt_off00011077.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11077 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0001288e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1288E | 10168 bytes |
SHA-256: 31a1a616060bd204ba9e6db420625cae7bc8f265844cec744e0baa85b2375713 |
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