Overview

overview

10

Static

static

10

Updater.exe

windows7-x64

10

Updater.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    Updater.exe

  • Size

    3.2MB

  • Sample

    250110-sqy8fszrgl

  • MD5

    bde27400071e8114a50e49c7a7d5aca3

  • SHA1

    e8ba2d9c033467c5b9bc68f3646da6d24ab18bec

  • SHA256

    cf69d61f1cba5ad3feb85ba91931d37ae5862eb2a7d5d9f5ab10b8817139cdcc

  • SHA512

    13be08ea18cc1859f5bcc2f8346d1772e232ab9380a80e20116183f880fc21999b520e91c1206faffbbd60111b12567e99ed4807d219d409f9848cd7c5596cbf

  • SSDEEP

    49152:zvTI22SsaNYfdPBldt698dBcjH01xY1v4LoG2Y8THHB72eh2NT:zvs22SsaNYfdPBldt6+dBcjH01xj

Score
10/10
quasaroffice04discoveryspywaretrojan

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

Office04

C2

nukedrust-59850.portmap.host:59850

Mutex

e18b24bb-41a4-4371-91a7-7a5c163c4d80

Attributes
  • encryption_key

    D1BE981B0A025276CA1B60203BDCB46D48C43278

  • install_name

    svchost.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Update.exe

  • subdirectory

    modules

Targets

    • Target

      Updater.exe

    • Size

      3.2MB

    • MD5

      bde27400071e8114a50e49c7a7d5aca3

    • SHA1

      e8ba2d9c033467c5b9bc68f3646da6d24ab18bec

    • SHA256

      cf69d61f1cba5ad3feb85ba91931d37ae5862eb2a7d5d9f5ab10b8817139cdcc

    • SHA512

      13be08ea18cc1859f5bcc2f8346d1772e232ab9380a80e20116183f880fc21999b520e91c1206faffbbd60111b12567e99ed4807d219d409f9848cd7c5596cbf

    • SSDEEP

      49152:zvTI22SsaNYfdPBldt698dBcjH01xY1v4LoG2Y8THHB72eh2NT:zvs22SsaNYfdPBldt6+dBcjH01xj

    Score
    10/10
    quasaroffice04discoveryspywaretrojan

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

      trojanspywarequasar

    • Quasar family

      quasar

    • Quasar payload

    • Executes dropped EXE

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks