Malicious PDF — malware analysis report

Static analysis result for SHA-256 a689ef2475776f10…

MALICIOUS

PDF

41.5 KB Created: 2021-02-26 05:15:07 +02:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2021-10-12
MD5: 99703c759acafa3f223463765975c787 SHA-1: f9a8328995e65124622d44eb46576f8be6f97a25 SHA-256: a689ef2475776f105689c904dd178f27ef0666f4c82145a1cbcb07178ee4cd43
64 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF file contains an embedded URI pointing to a suspicious domain, which was flagged by heuristics. The ClamAV detection further confirms its malicious nature. The document body, though heavily obfuscated, appears to be a lure related to a product manual, intended to trick users into clicking the malicious link.

Machine Learning

  • Nyx PDF Classifier suspicious score 0.3914

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://druttle.ru/award?keyword=bissell+bolt+pet+vacuum+manual PDF link annotation
    • https://s3.amazonaws.com/satulibaren/freemake_audio_converter_key.pdfIn PDF document text
    • https://s3.amazonaws.com/legipalofi/flower_duet_free_sheet_music.pdfIn PDF document text
    • https://s3.amazonaws.com/nufidibodudulad/56357479025.pdfIn PDF document text
    • https://s3.amazonaws.com/debamijizozexo/47663584298.pdfIn PDF document text
    • https://s3.amazonaws.com/dukajevo/luvomezuberonelazowolek.pdfIn PDF document text