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

    241031-atr97stlh1

  • MD5

    dca77ba52c9e20bdb3fcb81657918f89

  • SHA1

    7cec39d83783008bb9a151b2a71dbc1eb03a7bbf

  • SHA256

    fc564833b7c6fc4e991eb80e075d1c36306b9828172609ad311216ec5fc647f4

  • SHA512

    30fe235a26fe74a1fe27caafe059ee5463790252b046a5e467a0d938f1b77a05c0850a37883066a0d4c7bbd11f1bf36bf7a35e4ef3da86d4f7b2c240f2d8929a

  • SSDEEP

    49152:uv3I22SsaNYfdPBldt698dBcjHOezFXear1QoGdiWTHHB72eh2NT:uv422SsaNYfdPBldt6+dBcjHXZXK

Score
10/10
quasaroffice04spywaretrojan

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

Office04

C2

10.127.1.2:1604

Mutex

93b40a09-fbd7-4b29-8423-560b40061e4f

Attributes
  • encryption_key

    55EAC2BE7559DA6721E45ED8C2349D6EFC3C9EE2

  • 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

      dca77ba52c9e20bdb3fcb81657918f89

    • SHA1

      7cec39d83783008bb9a151b2a71dbc1eb03a7bbf

    • SHA256

      fc564833b7c6fc4e991eb80e075d1c36306b9828172609ad311216ec5fc647f4

    • SHA512

      30fe235a26fe74a1fe27caafe059ee5463790252b046a5e467a0d938f1b77a05c0850a37883066a0d4c7bbd11f1bf36bf7a35e4ef3da86d4f7b2c240f2d8929a

    • SSDEEP

      49152:uv3I22SsaNYfdPBldt698dBcjHOezFXear1QoGdiWTHHB72eh2NT:uv422SsaNYfdPBldt6+dBcjHXZXK

    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