General

  • Target

    EUPHORIA SPOOFER.exe

  • Size

    3.1MB

  • Sample

    241222-cy1s9azlew

  • MD5

    747da4cd939f55760c8f05ac18379274

  • SHA1

    8c97e718177a7ebc5be519416092434b1eb703e0

  • SHA256

    3f5ad363ca773fa11543df4a54c4f1b44b19cd1c7eb58a13e1153acd52d523c2

  • SHA512

    9ce808076587fc6be47d851556cba2336572ca8b971ea65546e0ca6cb6908ca32d73f67a9cd42702bc1dece1e0d4a7f4f1516160f31667016d5a51f7acc8d35f

  • SSDEEP

    49152:SvCY52fyaSZOrPWluWBuGG5g5h5BssdpSLoGdSTHHB72eh2NT:Sv352fyaSZOrPWluWBDG5g5hrsD

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

Office04

C2

JJ:4782

Mutex

9a10c5be-59aa-4915-9bd2-d92256f2c938

Attributes
  • encryption_key

    83ADBC9532F819159CF9138DCD18B9BF646C2117

  • install_name

    Client.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Discord

  • subdirectory

    SubDir

Targets

    • Target

      EUPHORIA SPOOFER.exe

    • Size

      3.1MB

    • MD5

      747da4cd939f55760c8f05ac18379274

    • SHA1

      8c97e718177a7ebc5be519416092434b1eb703e0

    • SHA256

      3f5ad363ca773fa11543df4a54c4f1b44b19cd1c7eb58a13e1153acd52d523c2

    • SHA512

      9ce808076587fc6be47d851556cba2336572ca8b971ea65546e0ca6cb6908ca32d73f67a9cd42702bc1dece1e0d4a7f4f1516160f31667016d5a51f7acc8d35f

    • SSDEEP

      49152:SvCY52fyaSZOrPWluWBuGG5g5h5BssdpSLoGdSTHHB72eh2NT:Sv352fyaSZOrPWluWBDG5g5hrsD

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

    • Quasar family

    • Quasar payload

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks