General

  • Target

    microsoft-teams-1-7-00-27855.exe

  • Size

    145.9MB

  • Sample

    241113-jvbtaaxhme

  • MD5

    e5374268b4ca9c123f4662a9b1fc9634

  • SHA1

    1e4213f70f85f3ac1bb219af8941d15e78f4382f

  • SHA256

    ff7eda7c3c0416b7ee3abf343d69c4b559b389015ebbae4621c64a414478f0a8

  • SHA512

    b54007ebcbb2f96c58146a6055bd808a41f4e475832178c63e3a737e3449275eafafe753b50a46eea0ec313bf05392c9f2a65a899a7e3c7bd6458d731e8c4714

  • SSDEEP

    3145728:RFwtBbm+OZx1I8m3+Cy080b3SkPzJc6fJNOuqglvJa0rAfH/QAB7HkAD78:YglZ7I8m3+Cy+PzJc8NOuqmJaHfH3WAU

Malware Config

Targets

    • Target

      microsoft-teams-1-7-00-27855.exe

    • Size

      145.9MB

    • MD5

      e5374268b4ca9c123f4662a9b1fc9634

    • SHA1

      1e4213f70f85f3ac1bb219af8941d15e78f4382f

    • SHA256

      ff7eda7c3c0416b7ee3abf343d69c4b559b389015ebbae4621c64a414478f0a8

    • SHA512

      b54007ebcbb2f96c58146a6055bd808a41f4e475832178c63e3a737e3449275eafafe753b50a46eea0ec313bf05392c9f2a65a899a7e3c7bd6458d731e8c4714

    • SSDEEP

      3145728:RFwtBbm+OZx1I8m3+Cy080b3SkPzJc6fJNOuqglvJa0rAfH/QAB7HkAD78:YglZ7I8m3+Cy+PzJc8NOuqmJaHfH3WAU

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Event Triggered Execution: Component Object Model Hijacking

      Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.

    • Executes dropped EXE

    • Loads dropped DLL

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Checks system information in the registry

      System information is often read in order to detect sandboxing environments.

MITRE ATT&CK Enterprise v15

Tasks