Malicious PDF — malware analysis report

Static analysis result for SHA-256 19a14a276f1a99ea…

MALICIOUS

PDF

58.6 KB Created: 2021-02-27 22:57:16 +02:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2021-11-20
MD5: 2f5300c6a812417ebbe4e1f88cca8564 SHA-1: 3e1cc9d2374d21d5cd1ee8f0aed49a505193ec8b SHA-256: 19a14a276f1a99ea9590a559ae254ad58673d8e6cc127ab03a04c9ca40cad0b9
94 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The file is identified as malicious by ML classifiers and ClamAV, specifically flagged as a phishing trojan. It contains an embedded URI pointing to a suspicious domain, vilenefex.ru, which is likely used to host a malicious payload or redirect to a phishing site. The document body is heavily obfuscated, preventing a clear understanding of its specific lure, but the presence of the malicious URL and the detection signatures strongly suggest a phishing or malware distribution attempt.

Machine Learning

  • Nyx PDF Classifier malicious score 0.8798

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 https://vilenefex.ru/aws?utm_term=does+the+bible+say+do+not+fear+365+times PDF link annotation
    • http://tewajaz.iblogger.org/50690666723.pdfIn PDF document text
    • http://trelon.fun/noribexufenunsly0f.pdfIn PDF document text
    • https://static.s123-cdn-static.com/uploads/4467038/normal_5fc72bc5e7537.pdfIn PDF document text
    • http://sdorovie-sustavi.xyz/tiwozotufe0i0.pdfIn PDF document text
    • https://static.s123-cdn-static.com/uploads/4504047/normal_5fcbce517960e.pdfIn PDF document text
    • https://static.s123-cdn-static.com/uploads/4450038/normal_5ff363ba9d928.pdfIn PDF document text
    • https://cdn.sqhk.co/lubometusoz/UcpfibI/blazing_star_apk_free_download.pdfIn PDF document text
    • https://static.s123-cdn-static.com/uploads/4369663/normal_600488d59cda9.pdfIn PDF document text
    • https://cdn.sqhk.co/sotisajen/Viezgjx/74596521899.pdfIn PDF document text
    • https://cdn.sqhk.co/genopeno/jbxuhfr/kaxoni.pdfIn PDF document text
    • http://lemibutudigosuv.rf.gd/how_to_remove_kidde_carbon_monoxide_alarm.pdfIn PDF document text
    • https://s3.amazonaws.com/bitajemisajoz/94217927014.pdfIn PDF document text
    • http://danofef.rf.gd/33035772944.pdfIn PDF document text
    • https://s3.amazonaws.com/zozuxukoxo/primarias_pnp_2016.pdfIn PDF document text
    • https://s3.amazonaws.com/tulosa/mivida_master_plan.pdfIn PDF document text

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