General

  • Target

    Loli.bat

  • Size

    7.3MB

  • Sample

    241218-cdmqwsypfp

  • MD5

    8a7f2cf2f4a59fc4220c677d3b8df79e

  • SHA1

    6bb7854dc78dcb7a5e419e5eec371f4a776bb6a7

  • SHA256

    37f8cdab00b96fa1d7f5edd1c0d7ed1c048b7cf0a94b30e4b2fe507dbd69ebff

  • SHA512

    15acdd90a51634c1dbfcbee7dd2822742e42c4618e6590e238ac08abbb26c53e3c3e64e98ddb5439c7499af90eca66bb49c7dfeb5b6e01693e4e521fa5edbfc4

  • SSDEEP

    49152:ATU9DCJDJw+wDkT1uYtsfLfYJZpXAQfiWBpvuLpCKUYCPFJJ+weKaTYHlFYdWKhL:n

Malware Config

Extracted

Family

quasar

Attributes
  • encryption_key

    BF83117B79367DC6A2463E499652930B1A20BE7A

  • reconnect_delay

    3000

Targets

    • Target

      Loli.bat

    • Size

      7.3MB

    • MD5

      8a7f2cf2f4a59fc4220c677d3b8df79e

    • SHA1

      6bb7854dc78dcb7a5e419e5eec371f4a776bb6a7

    • SHA256

      37f8cdab00b96fa1d7f5edd1c0d7ed1c048b7cf0a94b30e4b2fe507dbd69ebff

    • SHA512

      15acdd90a51634c1dbfcbee7dd2822742e42c4618e6590e238ac08abbb26c53e3c3e64e98ddb5439c7499af90eca66bb49c7dfeb5b6e01693e4e521fa5edbfc4

    • SSDEEP

      49152:ATU9DCJDJw+wDkT1uYtsfLfYJZpXAQfiWBpvuLpCKUYCPFJJ+weKaTYHlFYdWKhL:n

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

    • Quasar family

    • Quasar payload

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

    • Indicator Removal: Clear Windows Event Logs

      Clear Windows Event Logs to hide the activity of an intrusion.

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Writes to the Master Boot Record (MBR)

      Bootkits write to the MBR to gain persistence at a level below the operating system.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks