Overview

overview

10

Static

static

10

Client-built.exe

windows7-x64

10

Client-built.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    Client-built.exe

  • Size

    3.1MB

  • Sample

    250126-1rk18avqgt

  • MD5

    afcdb5b3ad8b36315c23fca8fc9e44e5

  • SHA1

    19a4568947951f26ffb1b76aebba0e1f2268ba3e

  • SHA256

    0b148edba65e8c4d1205b987533b0a9e8e258ff7a3edc871bb8d494b1d0680ba

  • SHA512

    8de86c55bad7ade54127b6c22301e92e675fb9b906a29e52e72182a22d63b33c4c49a1b69b97aa3a1f1daa5c19ae3d0d400e930f986d932bfd1b837d30cbd0ce

  • SSDEEP

    49152:rvjI22SsaNYfdPBldt698dBcjH5UwZbRvILoGdCRVTHHB72eh2NT:rvc22SsaNYfdPBldt6+dBcjH5UwvmSR

Score
10/10
quasaroffice04spywaretrojan

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

Office04

C2

192.168.178.152:4782

Mutex

f44e9a20-2266-40fd-8754-2452326dbe10

Attributes
  • encryption_key

    70D0522CBB475F872D6C9C0DD93C605A8FA37B70

  • install_name

    Client.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Windows Client Startup

  • subdirectory

    SubDir

Targets

    • Target

      Client-built.exe

    • Size

      3.1MB

    • MD5

      afcdb5b3ad8b36315c23fca8fc9e44e5

    • SHA1

      19a4568947951f26ffb1b76aebba0e1f2268ba3e

    • SHA256

      0b148edba65e8c4d1205b987533b0a9e8e258ff7a3edc871bb8d494b1d0680ba

    • SHA512

      8de86c55bad7ade54127b6c22301e92e675fb9b906a29e52e72182a22d63b33c4c49a1b69b97aa3a1f1daa5c19ae3d0d400e930f986d932bfd1b837d30cbd0ce

    • SSDEEP

      49152:rvjI22SsaNYfdPBldt698dBcjH5UwZbRvILoGdCRVTHHB72eh2NT:rvc22SsaNYfdPBldt6+dBcjH5UwvmSR

    Score
    10/10
    quasaroffice04spywaretrojan

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

      trojanspywarequasar

    • Quasar family

      quasar

    • Quasar payload

    • Executes dropped EXE

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks