Overview

overview

10

Static

static

10

Client-built.exe

windows10-ltsc 2021-x64

10

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General

  • Target

    Client-built.exe

  • Size

    3.1MB

  • Sample

    250201-tzj1kasmem

  • MD5

    a7bfdffa0b5f88f5b16081746cd6f73a

  • SHA1

    3d31a0e592821f99735ad1677062290e1d38e648

  • SHA256

    19dabea0bfc499b562a1b82579ff46dd5310403cde90110d64476e6303d518e1

  • SHA512

    a30ee81e07463684753d884ea5da1098507d5ba972d9f6354d001c7bcf8c611930740482698330cad985ede11da82aeb120b07606368e5dadb805cd32cd660b0

  • SSDEEP

    49152:rvqI22SsaNYfdPBldt698dBcjHPCi1JnLoGdtTHHB72eh2NT:rvH22SsaNYfdPBldt6+dBcjHPCy

Score
10/10
quasaroffice04spywaretrojan

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

Office04

C2

127.0.0.1:35221

Mutex

58393935-dd6f-401f-8b46-cb2948abc20e

Attributes
  • encryption_key

    E7E8DC90EA655C9B08C3C5B00196CA0322A2C8C3

  • install_name

    Client.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Quasar Client Startup

  • subdirectory

    SubDir

Targets

    • Target

      Client-built.exe

    • Size

      3.1MB

    • MD5

      a7bfdffa0b5f88f5b16081746cd6f73a

    • SHA1

      3d31a0e592821f99735ad1677062290e1d38e648

    • SHA256

      19dabea0bfc499b562a1b82579ff46dd5310403cde90110d64476e6303d518e1

    • SHA512

      a30ee81e07463684753d884ea5da1098507d5ba972d9f6354d001c7bcf8c611930740482698330cad985ede11da82aeb120b07606368e5dadb805cd32cd660b0

    • SSDEEP

      49152:rvqI22SsaNYfdPBldt698dBcjHPCi1JnLoGdtTHHB72eh2NT:rvH22SsaNYfdPBldt6+dBcjHPCy

    Score
    10/10
    quasaroffice04spywaretrojan

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

      trojanspywarequasar

    • Quasar family

      quasar

    • Quasar payload

    • Executes dropped EXE

    behavioral1

MITRE ATT&CK Enterprise v15

Tasks