MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF was flagged by ClamAV as a phishing trojan and by an ML classifier with high confidence. It contains numerous links pointing to compromised websites and disposable hosting, indicating a link farm designed to redirect users. The presence of multiple PDF_SEO_DISPOSABLE_LINK_FARM and PDF_COMPROMISED_CMS_UPLOAD_LINK_FARM heuristics strongly suggests a malicious intent to host or distribute further malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9985
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 https://unitytradefze.com/ckfinder/userfiles/files/50700218712.pdf In PDF document text
- https://kiptep.ru/file/kofusabuborikarog.pdfIn PDF document text
- https://egyptsuntours.com/userfiles/files/32580121360.pdfIn PDF document text
- http://kodcomputers.ro/2664/uploads/38746385845.pdfIn PDF document text
- http://ahkkpcm.org/userfiles/71784421165.pdfIn PDF document text
- https://thaiahpa.com/flash/files/37004558734.pdfIn PDF document text
- http://innobiztour.com/FileData/ckfinder/files/20210905_264E9382928729C6.pdfIn PDF document text
- http://jiji.pgo.tw/pic/uploads/files/47068573955.pdfIn PDF document text
- http://archinfo.ru/uploads/file/23524835476.pdfIn PDF document text
- https://inprovitparaguay.com/ckfinder/userfiles/files/73023804399.pdfIn PDF document text
- https://marblo.ph/app/webroot/img/files/44852456679.pdfIn PDF document text
- http://valeneighbors.com/userimages/gojakakokosajojod.pdfIn PDF document text
- https://celovechurch.org/wp-content/plugins/super-forms/uploads/php/files/92f82419e3fb334a7f877e012e79dd08/1862266575.pdfIn PDF document text
- https://stvorki.ru/files/file/zasunabodozoleroriridadoz.pdfIn PDF document text
- http://xahscw.com/userfiles/file/rugijirewe.pdfIn PDF document text
- http://zjhywt.com/images/upload/File/53364394427.pdfIn PDF document text
- https://lakecountyoralsurgery.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613510288d201---29995991927.pdfIn PDF document text
- https://mdteam.se/ckfinder/userfiles/files/potumemuziniwe.pdfIn PDF document text
- http://liweisteel.co.th/ckfinder/userfiles/files/zakodujuxatojadewew.pdfIn PDF document text
- https://kolodezrus.ru/wp-content/plugins/super-forms/uploads/php/files/5e2fc810ffdbe535ac582feb2be05328/91766379977.pdfIn PDF document text
- http://bftt.marketsearching.com/upload/files/54753441896.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/ngfLrbzwjls/uplcv?utm_term=tata+cara+sholat+jenazah+dan+bacaanya+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_off0000c8a1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC8A1 | 19400 bytes |
SHA-256: f55b5ca32e054af66b6e72df78974c45ccab35dfb4036899c2fe8e6a18e54650 |
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font_01_sfnt_off0000fbaa.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFBAA | 11032 bytes |
SHA-256: 61e5760bb3297e6209f95a3d1f6b092f33df13820da5e50cff71bb9b37004b35 |
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font_02_sfnt_off0001152d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1152D | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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