Malicious PDF — malware analysis report

Static analysis result for SHA-256 87cbb2ee49f58acf…

MALICIOUS

PDF

48.0 KB Created: 2021-01-11 13:13:55 +02:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2021-09-24
MD5: 673e4d965283f1207c7c05ecae5b2ea6 SHA-1: fa03350e6af59e74051a9b2acd05e88c1e06530d SHA-256: 87cbb2ee49f58acf9bcf21da378a15ec021b3a86e2adcc6fe8b430920bb9fdd0
152 Risk Score
Tags
free-cdn-ebook-manual-lure

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

This PDF document was flagged as malicious by ClamAV and an ML classifier. The file routes users through malicious redirector infrastructure. Specific URLs and indicators for this sample are listed in the indicators section.

Machine Learning

  • Nyx PDF Classifier malicious score 0.7327

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
  • PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINK
    PDF contains a clickable URI to redirector infrastructure used by a known malicious PDF SEO/adware delivery campaign. These documents typically rely on user interaction and redirect chains rather than a PDF parser vulnerability.
  • 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://traffmen.ru/123?utm_term=daisy+powerline+415+vs+426 In PDF document text
    • https://vajoribenokajug.weebly.com/uploads/1/3/4/7/134713142/jazasupurakog.pdfIn PDF document text
    • https://site-1173911.mozfiles.com/files/1173911/android_permission_write_secure_settings_example.pdfIn PDF document text
    • https://site-1172684.mozfiles.com/files/1172684/amazon_seller_support_phone_number.pdfIn PDF document text
    • https://cdn-cms.f-static.net/uploads/4366325/normal_5fa9bd23ecec1.pdfIn PDF document text
    • https://cdn-cms.f-static.net/uploads/4404293/normal_5f9c46f150e30.pdfIn PDF document text
    • https://site-1183491.mozfiles.com/files/1183491/compress_tool.pdfIn PDF document text
    • https://cdn-cms.f-static.net/uploads/4485710/normal_5fb259b5077cc.pdfIn PDF document text
    • https://cdn-cms.f-static.net/uploads/4464863/normal_5fa53034e78c4.pdfIn PDF document text
    • https://cdn-cms.f-static.net/uploads/4418565/normal_5fbc7088673ae.pdfIn PDF document text
    • https://kubupukadumu.weebly.com/uploads/1/3/1/3/131382740/vorisowud_kasaguxuwuruxa_nabep.pdfIn PDF document text
    • https://s3.amazonaws.com/metakibeme/91220138155.pdfIn PDF document text
    • https://s3.amazonaws.com/retobifulipo/9143524412.pdfIn PDF document text
    • https://s3.amazonaws.com/xovajukoxin/eba_guidelines_on_intraday_liquidity_risk.pdfIn PDF document text
    • https://s3.amazonaws.com/wiwuxot/binary_code_converter_software_free.pdfIn PDF document text
    • https://s3.amazonaws.com/forupokisip/jakebaze.pdfIn PDF document text

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