General

  • Target

    Client-built.exe

  • Size

    3.1MB

  • Sample

    240817-jbsyfsxdpr

  • MD5

    6163ff7c7b7268a913236d8dd1f54ae0

  • SHA1

    ea98f306cdba4530432eb95066a5a32dbdea8cd7

  • SHA256

    84d0605cf5fa762749ee8066956bf7f56eccbc37593fc80810f6cef082043ab0

  • SHA512

    f48e018bafac40e469ed58e9667e5f59face989fc4503e5e6d4177a53438c9a2c6778279f720e2b40a3653114d648d39bceb3a4b50923e76c238248d403cdb42

  • SSDEEP

    49152:Uh/CvvE+8hJIKxIVt7PqFYxEsxuGI2jZTHHB72eh2NTU:UhqE+8hJIKxIVt79Esx/X

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

SKIDS

C2

147.185.221.22:6712

Mutex

545189bc-dfba-489d-8e50-a0af024c11bf

Attributes
  • encryption_key

    9E968F05BD874BA1BE086FD1774A027473823F49

  • install_name

    Windows Host Process.exe

  • log_directory

    Windows-Logs

  • reconnect_delay

    3000

  • startup_key

    Windows Host Process

  • subdirectory

    Windows

Targets

    • Target

      Client-built.exe

    • Size

      3.1MB

    • MD5

      6163ff7c7b7268a913236d8dd1f54ae0

    • SHA1

      ea98f306cdba4530432eb95066a5a32dbdea8cd7

    • SHA256

      84d0605cf5fa762749ee8066956bf7f56eccbc37593fc80810f6cef082043ab0

    • SHA512

      f48e018bafac40e469ed58e9667e5f59face989fc4503e5e6d4177a53438c9a2c6778279f720e2b40a3653114d648d39bceb3a4b50923e76c238248d403cdb42

    • SSDEEP

      49152:Uh/CvvE+8hJIKxIVt7PqFYxEsxuGI2jZTHHB72eh2NTU:UhqE+8hJIKxIVt79Esx/X

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

    • Quasar payload

    • Executes dropped EXE

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks