General

  • Target

    cf6b625bec7ef296682b936125d3be8ca84f33294bf9b6f732f0a1f898de9a05N.exe

  • Size

    3.1MB

  • Sample

    241208-cq3b4sxjg1

  • MD5

    8529f16047a929e78e1445e1e8da6420

  • SHA1

    069c98c62f10746b59e81074566064c12af98538

  • SHA256

    cf6b625bec7ef296682b936125d3be8ca84f33294bf9b6f732f0a1f898de9a05

  • SHA512

    dba5ce8694126ad36f0b32df10f0e91bccd9df74f79ad74d96b5fc27f5bbeafc3bafe8f5033d63bbf9cf762610508dc4558179b89747f1f82dd5797eb3e2845a

  • SSDEEP

    49152:Gv2I22SsaNYfdPBldt698dBcjHm0RJ6bbR3LoGdrUNTHHB72eh2NT:Gvb22SsaNYfdPBldt6+dBcjHm0RJ6t

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

Office04

C2

192.168.1.178:4782

Mutex

e3145a54-7071-437b-a36d-3b059a61f596

Attributes
  • encryption_key

    428267984771B58D55BD3263A25F8163757BE0E6

  • install_name

    Client.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Quasar Client Startup

  • subdirectory

    SubDir

Targets

    • Target

      cf6b625bec7ef296682b936125d3be8ca84f33294bf9b6f732f0a1f898de9a05N.exe

    • Size

      3.1MB

    • MD5

      8529f16047a929e78e1445e1e8da6420

    • SHA1

      069c98c62f10746b59e81074566064c12af98538

    • SHA256

      cf6b625bec7ef296682b936125d3be8ca84f33294bf9b6f732f0a1f898de9a05

    • SHA512

      dba5ce8694126ad36f0b32df10f0e91bccd9df74f79ad74d96b5fc27f5bbeafc3bafe8f5033d63bbf9cf762610508dc4558179b89747f1f82dd5797eb3e2845a

    • SSDEEP

      49152:Gv2I22SsaNYfdPBldt698dBcjHm0RJ6bbR3LoGdrUNTHHB72eh2NT:Gvb22SsaNYfdPBldt6+dBcjHm0RJ6t

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

    • Quasar family

    • Quasar payload

    • Executes dropped EXE

    • Drops file in System32 directory

MITRE ATT&CK Matrix

Tasks