General

  • Target

    FlashingSoftwarePRO.exe

  • Size

    3.1MB

  • Sample

    241213-sr9qkstrek

  • MD5

    63f4446dcf7172741331aebf789e65e8

  • SHA1

    f2801d183d9348e511cdc538430c10b5a473101b

  • SHA256

    2f520d7a0fa1e9bc4ac89ba09ae327246eb7967cb6dc3fe529cbe39a247fc9e2

  • SHA512

    834151cb08c23d63a8ab9260ea462c1f729a43e77f00889c2938856a537bd5069602a4ca234df9e6860bb04e77ee041c06679eceba4911590f5fb74cbb48f145

  • SSDEEP

    49152:SvTI22SsaNYfdPBldt698dBcjHQSG1mzILoGdfkTHHB72eh2NT:Svs22SsaNYfdPBldt6+dBcjHQSGTP

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

svchost

C2

quasqy10-51732.portmap.host:4782

Mutex

ab8cd83d-dff8-496a-bfc6-7a96594a1bfb

Attributes
  • encryption_key

    BDB44181C868606DFCA1741A69056AAA62DADEFC

  • install_name

    svchost.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    RuntimeBroker

  • subdirectory

    System32

Targets

    • Target

      FlashingSoftwarePRO.exe

    • Size

      3.1MB

    • MD5

      63f4446dcf7172741331aebf789e65e8

    • SHA1

      f2801d183d9348e511cdc538430c10b5a473101b

    • SHA256

      2f520d7a0fa1e9bc4ac89ba09ae327246eb7967cb6dc3fe529cbe39a247fc9e2

    • SHA512

      834151cb08c23d63a8ab9260ea462c1f729a43e77f00889c2938856a537bd5069602a4ca234df9e6860bb04e77ee041c06679eceba4911590f5fb74cbb48f145

    • SSDEEP

      49152:SvTI22SsaNYfdPBldt698dBcjHQSG1mzILoGdfkTHHB72eh2NT:Svs22SsaNYfdPBldt6+dBcjHQSGTP

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

    • Quasar family

    • Quasar payload

    • Executes dropped EXE

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks