Malicious PDF — malware analysis report

Static analysis result for SHA-256 0d34b806807aeed5…

MALICIOUS

PDF

177.0 KB Created: 2017-02-21 04:59:34 UTC Authoring application: RAD PDF (via RAD PDF 2.38.3.1 - http://www.radpdf.com)
MD5: d2d127fce1e29f0f949bb54117d5c032 SHA-1: 63c350cfd2bf4819f9cb6c774cdfa3683b0264f6 SHA-256: 0d34b806807aeed5be79246973ea1296709947f504e705361e3f180d8684beab
64 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF contains multiple embedded URLs pointing to Dropbox, which host files with names suggesting financial or important documents. The ClamAV heuristic identifies this as a PDF dropper, indicating it's designed to deliver a secondary payload. The presence of these URLs and the dropper classification strongly suggest a phishing or social engineering attack aimed at tricking the user into downloading and executing a malicious file.

Machine Learning

  • Nyx PDF Classifier clean score 0.0293

Heuristics 3

  • ClamAV: Pdf.Dropper.Agent-7228187-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Dropper.Agent-7228187-0
  • 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 https://www.dropbox.com/s/c126gpx6umicqqq/Swift_copy.uue?dl=1
    • https://www.dropbox.com/s/wtmea1pasiyafsr/RFQ_Pdf.uue?dl=1
    • https://www.dropbox.com/s/c2arzxo6861xh9c/Payment%20Advice.uue?dl=1
    • https://www.dropbox.com/s/phtq8h0cbzhhvp5/scan-file_pdf.uue?dl=1
    • https://www.dropbox.com/s/12qsw971mgmrthl/Caixa_Aviso.uue?dl=1
    • https://www.dropbox.com/s/cy0kadzawct1jzx/Swift_copy.uue?dl=1
    • https://www.dropbox.com/s/iwv7zhftldmz1i8/Byblos_Swift.uue?dl=1
    • http://www.radpdf.com
    • http://www.radpdf.com)/Author(
    • http://www.dynaforms.com
    • http://www.w3.org/1999/02/22-rdf-syntax-ns#
    • http://ns.adobe.com/pdf/1.3/
    • http://purl.org/dc/elements/1.1/
    • http://ns.adobe.com/xap/1.0/
    • http://ns.adobe.com/xap/1.0/mm/

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