MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged by a machine learning classifier and ClamAV as malicious, specifically as a phishing trojan. It contains numerous embedded URLs, many pointing to compromised CMS upload storage or disposable hosting, suggesting a link farm designed to redirect users to malicious sites. The presence of these links and the overall structure indicate an attempt to distribute malware or conduct phishing attacks.
Machine Learning
- Nyx PDF Classifier malicious score 0.9954
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=install+arabic+language+for+android+phones PDF link annotation
- https://frasertechno.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613714eca7a95---66869868189.pdfIn PDF document text
- https://okinawa4d.com/contents/files/wozamuzog.pdfIn PDF document text
- https://www.educationsexuelle-ecole.ch/ck/ckfinder/userfiles/files/pezabixitivawe.pdfIn PDF document text
- http://dc-07b6a75bc4d0.breakthrough-physical-therapy.com/userfiles/files/gafuzabemokuzasu.pdfIn PDF document text
- http://kibunajcc.com/ckfinder/userfiles/files/88664241139.pdfIn PDF document text
- https://rhodium.vn/uploads/news_file/70350562269.pdfIn PDF document text
- http://zvezda-rostov.ru/ckfinder/userfiles/files/34633053263.pdfIn PDF document text
- https://horgaszvelem.elelmiszer-hazhozszallitas.hu/ckfinder/userfiles/files/dokefakez.pdfIn PDF document text
- http://iphysiology.ru/upload/nupavivufotojine.pdfIn PDF document text
- http://neodev.space/wp-content/plugins/formcraft/file-upload/server/content/files/16150651c10a8f---zibifobixiduki.pdfIn PDF document text
- https://ozsahinotocam.com/img/userfiles/file/delanibewurosatadu.pdfIn PDF document text
- http://xn--80aer5aza.xn----htbdepbihnfb8cyg.xn--p1ai/ckfinder/userfiles/files/1364166333.pdfIn PDF document text
- https://www.costaverde.it/wp-content/plugins/formcraft/file-upload/server/content/files/1614ae326ec4ba---debowakorasomuwatowal.pdfIn PDF document text
- http://ozt.zielonetarasy-cieplice.pl/uploads/userfiles/files/93217638763.pdfIn PDF document text
- http://aeskulap24h.com/wp-content/plugins/formcraft/file-upload/server/content/files/16134cb20b60eb---63923297135.pdfIn PDF document text
- http://kcpsystem.com/userData/board/file/28484471706.pdfIn PDF document text
- http://we-women.de/default/files/uploads/file/16392964497.pdfIn PDF document text
- https://sensiblemachines.com/ckfinder/core/connector/php/files/86721390764.pdfIn PDF document text
- http://studioguatta.it/userfiles/files/juweluweditubamopefabadod.pdfIn PDF document text
- http://scea.edu.mn/ckfinder/userfiles/files/1320394552.pdfIn PDF document text
- https://ku4ysk-9lgp4y.com/contents/files/sosikapozenedejo.pdfIn PDF document text
- http://turinhotelcompany.com/userfiles/files/migotilikof.pdfIn PDF document text
- https://magatek.com/documents/file/13670370334.pdfIn PDF document text
- http://gangwonbnb.com/FileData/ckfinder/files/20210901_63183E3DF0E56B41.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_off0000af4c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xAF4C | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000c763.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC763 | 11092 bytes |
SHA-256: e65a9ddc7e9894b4b5332153ba84ac9be4876c86a53f6267d4f3667eac926afe |
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font_02_sfnt_off0000e0c0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE0C0 | 14332 bytes |
SHA-256: 5f111c8f328b342387e5d102518906d72999f5683fe0ef9a9656cfa26662b167 |
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