General

  • Target

    Client.exe

  • Size

    3.1MB

  • Sample

    240411-j5qeesae9x

  • MD5

    06c48b0057d41710e891201feb25782a

  • SHA1

    1910dedf7da045aa142c2606ee4aa55729241178

  • SHA256

    5a0c1f8c117e97ea489329daaf64834554dcabd0263480675c6277b17f70f4f4

  • SHA512

    818a46ce9fabaa244d74cffe435ea2e2740bf1e20da49402b3bb1147b994f979cf89e06ee0d3302a8c4fa33d4cfc2dc7f9eeb612125478cef4da9e4899ea9bed

  • SSDEEP

    49152:fvnI22SsaNYfdPBldt698dBcjHPCZ1JTLoGdgDfTHHB72eh2NT:fvI22SsaNYfdPBldt6+dBcjHPC5w

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

Office04

C2

192.168.178.113:4782

Mutex

3caeec85-698d-4fb5-8dcc-d8a134c7032a

Attributes
  • encryption_key

    84878E668DB7327880C001BFC6CE91226EBE60EF

  • install_name

    Client.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Quasar Client Startup

  • subdirectory

    SubDir

Targets

    • Target

      Client.exe

    • Size

      3.1MB

    • MD5

      06c48b0057d41710e891201feb25782a

    • SHA1

      1910dedf7da045aa142c2606ee4aa55729241178

    • SHA256

      5a0c1f8c117e97ea489329daaf64834554dcabd0263480675c6277b17f70f4f4

    • SHA512

      818a46ce9fabaa244d74cffe435ea2e2740bf1e20da49402b3bb1147b994f979cf89e06ee0d3302a8c4fa33d4cfc2dc7f9eeb612125478cef4da9e4899ea9bed

    • SSDEEP

      49152:fvnI22SsaNYfdPBldt698dBcjHPCZ1JTLoGdgDfTHHB72eh2NT:fvI22SsaNYfdPBldt6+dBcjHPC5w

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

    • Quasar payload

    • Executes dropped EXE

MITRE ATT&CK Enterprise v15

Tasks