Overview

overview

10

Static

static

b2cfd5cd94...a8.exe

windows7_x64

10

b2cfd5cd94...a8.exe

windows10_x64

10

Sharing

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General

  • Target
    b2cfd5cd948b40e9152e4dd8abe0aa346ba030afae6974b1cb598be87bafe2a8
  • Size 730KB
  • Sample210929-jm526aebc7
  • SHA256 b2cfd5cd948b40e9152e4dd8abe0aa346ba030afae6974b1cb598be87bafe2a8
  • MD5 SHA1 SHA512
Score
10/10
djvudiscoverypersistenceransomware

Malware Config

Targets

    • Target
      b2cfd5cd948b40e9152e4dd8abe0aa346ba030afae6974b1cb598be87bafe2a8
    • Size 730KB
    • SHA256 b2cfd5cd948b40e9152e4dd8abe0aa346ba030afae6974b1cb598be87bafe2a8
    • MD5 SHA1 SHA512
    Score
    10/10
    djvudiscoverypersistenceransomware

    • Detected Djvu ransomware

    • Djvu Ransomware

      Ransomware which is a variant of the STOP family.

      ransomwaredjvu

    • Modifies file permissions

      discovery

    • Adds Run key to start application

      persistence

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v6

Tasks