General

  • Target

    Synapse X Launcher.exe

  • Size

    3.1MB

  • Sample

    240529-xl2j8sea8x

  • MD5

    1a1fda92143e414b4d4153ab05dd1ce8

  • SHA1

    33ac2b2d228a1ec93b0ea70ffadb436933b9a1e5

  • SHA256

    f0160a1f7a39862e14063ac468957559656405f51d97ad56dc7cff9ad34da9f1

  • SHA512

    70a9a6948f98f3bdc2c7b461634098347bdf683dec36fa92bd1ac652f72daf7fa01f842cbb8331f26c9c5f76907604f75f7c45b746bcfe8f395b3864f998f391

  • SSDEEP

    49152:VvnI22SsaNYfdPBldt698dBcjHOaRJ6HbR3LoGddPkTHHB72eh2NT:VvI22SsaNYfdPBldt6+dBcjHOaRJ6Zd

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

Windows Update

C2

skbidiooiilet-31205.portmap.host:31205

Mutex

7357b58d-e5d4-42be-8b74-db6eee6cde6d

Attributes
  • encryption_key

    6F721445F7E0B1CF58980D84A9D49F4458D4EFD9

  • install_name

    Update.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    WindowsUpdate

  • subdirectory

    Windows Update

Targets

    • Target

      Synapse X Launcher.exe

    • Size

      3.1MB

    • MD5

      1a1fda92143e414b4d4153ab05dd1ce8

    • SHA1

      33ac2b2d228a1ec93b0ea70ffadb436933b9a1e5

    • SHA256

      f0160a1f7a39862e14063ac468957559656405f51d97ad56dc7cff9ad34da9f1

    • SHA512

      70a9a6948f98f3bdc2c7b461634098347bdf683dec36fa92bd1ac652f72daf7fa01f842cbb8331f26c9c5f76907604f75f7c45b746bcfe8f395b3864f998f391

    • SSDEEP

      49152:VvnI22SsaNYfdPBldt698dBcjHOaRJ6HbR3LoGddPkTHHB72eh2NT:VvI22SsaNYfdPBldt6+dBcjHOaRJ6Zd

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

    • Quasar payload

    • Executes dropped EXE

MITRE ATT&CK Enterprise v15

Tasks