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

    240613-d417mssgpa

  • MD5

    69310053c471afd15d59e86a65bf8d9f

  • SHA1

    97811a97d9bee8e5737472f55f1ccfa97c01bc8d

  • SHA256

    6651ec6dff9d3df79f30b2b59e175f6169efbabd805e19da313be7654e7874b3

  • SHA512

    fc7dd986cfc597b62a48da0f48191485943702d68aa08a7191c4e5a592a1770801d33447a372a6119fc1bd6580bc19d238d1637824aafb5a04c93e07dee9c018

  • SSDEEP

    49152:FvlY52fyaSZOrPWluWBuGG5g5hA+/3varSVoGdWBTHHB72eh2NT:Fvy52fyaSZOrPWluWBDG5g5hp3Fm

Score
10/10
quasaroffice04spywaretrojan

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

Office04

C2

127.0.0.1:4040

Mutex

ccff5d2b-8b09-4307-aa1c-16eec51a02b2

Attributes
  • encryption_key

    E1BD3EC68D46CE94607738B70CCE811ABD63A3D7

  • install_name

    YAYAY.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Update

  • subdirectory

    SubDir

Targets

    • Target

      Client-built.exe

    • Size

      3.1MB

    • MD5

      69310053c471afd15d59e86a65bf8d9f

    • SHA1

      97811a97d9bee8e5737472f55f1ccfa97c01bc8d

    • SHA256

      6651ec6dff9d3df79f30b2b59e175f6169efbabd805e19da313be7654e7874b3

    • SHA512

      fc7dd986cfc597b62a48da0f48191485943702d68aa08a7191c4e5a592a1770801d33447a372a6119fc1bd6580bc19d238d1637824aafb5a04c93e07dee9c018

    • SSDEEP

      49152:FvlY52fyaSZOrPWluWBuGG5g5hA+/3varSVoGdWBTHHB72eh2NT:Fvy52fyaSZOrPWluWBDG5g5hp3Fm

    Score
    10/10
    quasaroffice04spywaretrojan

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

      trojanspywarequasar

    • Quasar payload

    • Executes dropped EXE

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks