Malicious PDF — malware analysis report

Static analysis result for SHA-256 b114c9c507189131…

MALICIOUS

PDF

52.6 KB Created: 2020-12-20 07:42:02 +02:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2021-09-18
MD5: e701b535356c6b3294c6a086ed18b79b SHA-1: 187cb80baef60c68d87c54b9ad1172c9450a3dd4 SHA-256: b114c9c5071891312f70987d00d8729207c445138f0e4f46f11ae04e45d30bb0
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 0.7015

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://ggtraff.ru/aws?utm_term=reporting+regression+apa+table In PDF document text
    • https://cdn-cms.f-static.net/uploads/4377101/normal_5f976cb0504df.pdfIn PDF document text
    • https://static.s123-cdn-static.com/uploads/4424349/normal_5fc55b102e336.pdfIn PDF document text
    • https://cdn-cms.f-static.net/uploads/4391893/normal_5fd8c2a8ea184.pdfIn PDF document text
    • https://cdn-cms.f-static.net/uploads/4403262/normal_5f96b5e783ddb.pdfIn PDF document text
    • https://cdn-cms.f-static.net/uploads/4367301/normal_5f87a05f40f99.pdfIn PDF document text
    • https://cdn-cms.f-static.net/uploads/4393637/normal_5fc0609f352b4.pdfIn PDF document text
    • https://static1.squarespace.com/static/5fc58068ea4a794d56645aa6/t/5fc8b58826a3037b43428110/1606989193340/19882109373.pdfIn PDF document text
    • https://uploads.strikinglycdn.com/files/c1378f46-c6a9-49f6-8b7b-c97e8a223f6f/bitidibejuta.pdfIn PDF document text
    • https://static1.squarespace.com/static/5fc506301c8c7413144c7057/t/5fc7a5e7788a962b7c361b29/1606919656455/final_fantasy_tactics_war_of_the_lions_review.pdfIn PDF document text
    • https://static1.squarespace.com/static/5fdd2c445b7bc966055df433/t/5fde7b0cf23a830a59abf36a/1608416013075/razekijorevakujiletuf.pdfIn PDF document text
    • https://static1.squarespace.com/static/5fbce344be7cfc36344e8aaf/t/5fbe4c519b1ed03538a82ac4/1606306897400/ecological_niche_worksheet_answers.pdfIn PDF document text
    • https://uploads.strikinglycdn.com/files/0e4c6b8d-7b29-4e70-aa5f-ceb39a6c1493/54324645722.pdfIn PDF document text

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