MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded URLs, many of which point to compromised websites or are part of a link farm designed to obscure the final destination. The ClamAV detection and ML classifier strongly indicate malicious intent, likely phishing or malware delivery through these links. The presence of a link farm on disposable hosting further supports a malicious purpose.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
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 http://aimic.com/userfiles/file/28781392506.pdf In PDF document text
- https://geniodelweb.com/file/61700032938.pdfIn PDF document text
- http://heilpraxis-pankow.de/wp-content/plugins/formcraft/file-upload/server/content/files/16131c0ae0b27b---ditela.pdfIn PDF document text
- https://gobelsprofil.com/upload/files/bafudowe.pdfIn PDF document text
- https://impariant-club.ru/wp-content/plugins/super-forms/uploads/php/files/a0b0aed156fa9f4dd0015264e30a1dd9/72793299149.pdfIn PDF document text
- https://www.ideaklinikbakirkoy.com/wp-content/plugins/formcraft/file-upload/server/content/files/1612f1c263883d---67664538984.pdfIn PDF document text
- https://vas-vill.hu/userfiles/file/basomidesifime.pdfIn PDF document text
- http://bzws.zhanyougame.com/ckfinder/userfiles/files/xujafonaferijatexigusaw.pdfIn PDF document text
- https://espiber.cl/images/uploadedimages/file/13936644259.pdfIn PDF document text
- http://vibrosystem.ro/wp-content/plugins/formcraft/file-upload/server/content/files/161307c83a7bdd---raloboxopekewowora.pdfIn PDF document text
- https://atputasbaze.lv/images/userfiles/files/mopixozivineweze.pdfIn PDF document text
- http://prepearl.com/uploadsfile/10296404846.pdfIn PDF document text
- https://alrukn.co/userfiles/files/rojev.pdfIn PDF document text
- https://cncostruzioni.com/userfiles/file/9583707945.pdfIn PDF document text
- https://shibbirs.com/media/files/47914822270.pdfIn PDF document text
- http://jysfh.com/upload_fck/file/2021-9-11/20210911030639225508.pdfIn PDF document text
- http://unitec-egypt.net/userfiles/file/21265860311.pdfIn PDF document text
- http://firewaterdamagedfw.com/test/fckeditor/uploadfiles/file/24248063463.pdfIn PDF document text
- http://sfalojistik.com/userfiles/file/73859512423.pdfIn PDF document text
- http://sindikat777.ru/ckeditor/ckfinder/core/connector/php/uploads/files/tafaxoronifed.pdfIn PDF document text
- http://kadh.kr/bobod/upload/file/96733168482.pdfIn PDF document text
- https://springkasteelhuren.be/userfiles/file/48745157171.pdfIn PDF document text
- http://caacoding.net/wp-content/plugins/formcraft/file-upload/server/content/files/1613ac344f0931---82461589141.pdfIn PDF document text
- https://doanhnghiepvietnam.niengiamdoanhnghiep.vn/img_duhoc/files/vidiwoso.pdfIn PDF document text
- http://sh8ke.com/wp-content/plugins/formcraft/file-upload/server/content/files/1612fe858f0b01---getexufiwogekirageg.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/BkSY9tpko7c/uplcv?utm_term=tuttoandroid+play+storePDF 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_off0000dca3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDCA3 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000f4b5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF4B5 | 17676 bytes |
SHA-256: 60e0c9f569685db6337a16e1fe37931a6e082237ef8d7e00c3c0d756f3c11735 |
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font_02_sfnt_off0001228c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1228C | 10564 bytes |
SHA-256: 6c565f8e41abedb575457fa2fd5566dba7e747ab487b24a73d2096651fc13779 |
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