Malicious PDF — malware analysis report

Static analysis result for SHA-256 734d3e00cacf29e3…

MALICIOUS

PDF

56.1 KB Created: 2021-05-07 07:23:33 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)
MD5: 6a470f52989ea253790d2c84df90e561 SHA-1: 06cfdbce1175899d94e237fabea35a469062d428 SHA-256: 734d3e00cacf29e353bdc937689f76c0dcd1d1796653cb342668b52e16f4913b
94 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The file is a PDF that contains embedded URLs, some of which point to suspicious PDF files hosted on compromised websites. The ClamAV detection and ML classifier strongly indicate malicious content, likely a phishing lure disguised as sheet music. No scripts were extracted, limiting the analysis of its direct execution behavior.

Machine Learning

  • Nyx PDF Classifier malicious score 0.8118

Heuristics 3

  • ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
  • External URI info PDF_URI
    PDF contains an external URL action
  • Embedded URL info EMBEDDED_URL
    One 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://www.majoriscambio.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/16075cd3389038---47796678968.pdf
    • https://greshamgilessalon.com/wp-content/plugins/super-forms/uploads/php/files/60c3408320c3b9b77e62ab06295ff24d/sirularexali.pdf
    • http://fashioncenterpoint.com/wp-content/plugins/super-forms/uploads/php/files/15ac41bba33d0e552bc43ef24d75605e/91054481635.pdf
    • http://mko-yug.ru/wp-content/plugins/super-forms/uploads/php/files/2efa8d2812174b8c35ebe95d1a2b1f30/47253818439.pdf
    • https://schreinerheusi.de/wp-content/plugins/formcraft/file-upload/server/content/files/1608c02a440d04---poxitojedivi.pdf
    • http://smartmedicaleg.com/wp-content/plugins/formcraft/file-upload/server/content/files/16075889cdf480---jolazelezezefofisenu.pdf
    • https://agribusiness.pk/wp-content/plugins/formcraft/file-upload/server/content/files/16073f71b9ec39---zekosuveraxobevam.pdf
    • https://kvgrup.com.ua/wp-content/plugins/formcraft/file-upload/server/content/files/16074061ef234a---mefetobotikuf.pdf
    • https://3dreamvr.com/wp-content/plugins/super-forms/uploads/php/files/b52da24dbd20f00333d512cb62fc329b/43562798513.pdf
    • https://www.jemelectric.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606c7e6cdb3d1---87940821044.pdf
    • https://fatheragneliti.com/wp-content/plugins/formcraft/file-upload/server/content/files/16090ee154d6ae---xarokefagalotix.pdf
    • https://www.baptistenhardenberg.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1607cf1648d191---xazanilopuz.pdf
    • http://www.cascinasorigherio.it/wp-content/plugins/formcraft/file-upload/server/content/files/160739c08cdaf2---3234163576.pdf
    • https://mikepromedia.com/wp-content/plugins/super-forms/uploads/php/files/f6821hrt02bj6pttit5hjmht41/viwusaw.pdf
    • https://ballestermultiservicios.com/wp-content/plugins/formcraft/file-upload/server/content/files/16084e5a048d06---78385637271.pdf
    • http://aliancegroup.su/wp-content/plugins/formcraft/file-upload/server/content/files/16077aa5344c0c---60917382169.pdf
    • http://www.ascendercorp.com/
    • http://www.ascendercorp.com/typedesigners.html
    • https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/ngfLrbzwjls/uplcv?utm_term=daddy+coldplay+sheet+music
    • http://scripts.sil.org/OFL

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off0000d0d6.bin
3b05b57ebe122fee395e12941d02b3e1dcddcdba3984fe7ff82dd8fc53848aea		 pdf-font-stream PDF embedded font (sfnt) at offset 0xD0D6 5316 bytes

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