General

  • Target

    6c7dd8aacaecedde1b47ec83fd5468b1bf57a7c05a8389d4ea8137e043a8da91

  • Size

    3.1MB

  • Sample

    240513-rx7bzaad4y

  • MD5

    87bf8eb962d3eaf56335a996eb0c2762

  • SHA1

    4d9abe61ca7bd301d6c129ca526f81e3a5271091

  • SHA256

    6c7dd8aacaecedde1b47ec83fd5468b1bf57a7c05a8389d4ea8137e043a8da91

  • SHA512

    b3d0d8d233f1a7edf6054f918759995ddc29150d4dda6d62ef6f955492e063efa6c22d4acf6cabbea3a845c02773b70d6eda5fbb9262c0a75cac7210146325f0

  • SSDEEP

    49152:OvbI22SsaNYfdPBldt698dBcjHMgxNESErk/ivLoGdwGTHHB72eh2NT:Ovk22SsaNYfdPBldt6+dBcjHjx6z

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

Office04

C2

7.tcp.eu.ngrok.io:13231

Mutex

0e48a3c0-ec07-40d4-9510-7c0b54727d37

Attributes
  • encryption_key

    8BCC1AD76EF38CD8450D4884BA579580305F0B81

  • install_name

    Client.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Quasar Client Startup

  • subdirectory

    SubDir

Targets

    • Target

      6c7dd8aacaecedde1b47ec83fd5468b1bf57a7c05a8389d4ea8137e043a8da91

    • Size

      3.1MB

    • MD5

      87bf8eb962d3eaf56335a996eb0c2762

    • SHA1

      4d9abe61ca7bd301d6c129ca526f81e3a5271091

    • SHA256

      6c7dd8aacaecedde1b47ec83fd5468b1bf57a7c05a8389d4ea8137e043a8da91

    • SHA512

      b3d0d8d233f1a7edf6054f918759995ddc29150d4dda6d62ef6f955492e063efa6c22d4acf6cabbea3a845c02773b70d6eda5fbb9262c0a75cac7210146325f0

    • SSDEEP

      49152:OvbI22SsaNYfdPBldt698dBcjHMgxNESErk/ivLoGdwGTHHB72eh2NT:Ovk22SsaNYfdPBldt6+dBcjHjx6z

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

    • Quasar payload

    • Legitimate hosting services abused for malware hosting/C2

MITRE ATT&CK Enterprise v15

Tasks