Malicious PDF — malware analysis report

Static analysis result for SHA-256 7c397f0a57a49a8d…

MALICIOUS

PDF

41.6 KB Created: 2021-01-21 11:55:18 +02:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2021-10-11
MD5: a2d18da73be84ac363f304dcdbe41ce5 SHA-1: fcd28233ff58cebe00436762c6108d1578122d78 SHA-256: 7c397f0a57a49a8dd437cb21848f6fe5562da2e7633525aca6a6f5622b336a09
94 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF file contains a heuristic firing for an external URI pointing to a suspicious domain, identified as a phishing attempt. The document body, though heavily obfuscated, suggests a lure related to an application form. The presence of embedded URLs and the ML classifier's flagging further support the malicious nature of this document.

Machine Learning

  • Nyx PDF Classifier malicious score 0.7507

Heuristics 3

  • ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
  • 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://bologen.ru/aws?utm_term=attorneys+fidelity+fund+certificate+application+form PDF link annotation
    • http://gedawirij.66ghz.com/bipobunizadaxozezoju.pdfIn PDF document text
    • https://site-1177512.mozfiles.com/files/1177512/bossa_nova_guitar_rhythm.pdfIn PDF document text
    • https://site-1167986.mozfiles.com/files/1167986/devukuzaxojamovebujolixef.pdfIn PDF document text
    • https://site-1176236.mozfiles.com/files/1176236/93900436921.pdfIn PDF document text
    • https://s3.amazonaws.com/xuvamuba/bharat_ratna_telugu_songs.pdfIn PDF document text
    • https://s3.amazonaws.com/fokapikow/how_are_disulfide_bonds_formed_in_proteins.pdfIn PDF document text
    • https://s3.amazonaws.com/bubisifapagefe/play_store_alternative_apk.pdfIn PDF document text
    • https://s3.amazonaws.com/dosalapasenow/converting_measurements_worksheets_for_4th_grade.pdfIn PDF document text
    • https://s3.amazonaws.com/feborobegibew/ragovepebusoximemi.pdfIn PDF document text
    • http://sikejilewiz.epizy.com/rorobozoxeno.pdfIn PDF document text
    • http://kikexufan.epizy.com/subuvev.pdfIn PDF document text
    • https://s3.amazonaws.com/tokatefozude/the_story_of_my_life_lyrics.pdfIn PDF document text
    • https://s3.amazonaws.com/putelekireza/android_developer_guidelines.pdfIn PDF document text
    • https://s3.amazonaws.com/sowewazulejewi/cb_edits_background_png_images.pdfIn PDF document text
    • https://s3.amazonaws.com/mibiwivanetuj/zarotate.pdfIn PDF document text

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