General

  • Target

    a949cfa0df19afe223bcf3c85c9c994c_JaffaCakes118

  • Size

    1.8MB

  • Sample

    241127-x2q4fasqar

  • MD5

    a949cfa0df19afe223bcf3c85c9c994c

  • SHA1

    4e37b8c6d641f12b5c6298627ac59b446d30603f

  • SHA256

    c01cbbfc12e2eb464749b1b833fc9cef153a85043860c14f9f82b15c93af236b

  • SHA512

    2d81ef4c21c83deba1056987d32fc566fce334ab0bc33e761206f706d712dda0b86df2790e2eea595c3655b40ce3e670bdeb6e5347b6d66ce07aac86901c9c96

  • SSDEEP

    49152:7JvrY9dvI0pGxxJgkuBFZb80NbC0oSVyl+8A3HLdH8K2deEu9:7JrAmBx3gkGb3Tkl+8AbdH8K2deEu

Malware Config

Extracted

Family

quasar

Version

2.8.0.1

Botnet

Google

C2

195.58.39.73:8153

Mutex

TgBckCMfOyU9mqcNCL

Attributes
  • encryption_key

    hnmagnthArNq3kWAkoeG

  • install_name

    svhost.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Chrome.exe

Targets

    • Target

      a949cfa0df19afe223bcf3c85c9c994c_JaffaCakes118

    • Size

      1.8MB

    • MD5

      a949cfa0df19afe223bcf3c85c9c994c

    • SHA1

      4e37b8c6d641f12b5c6298627ac59b446d30603f

    • SHA256

      c01cbbfc12e2eb464749b1b833fc9cef153a85043860c14f9f82b15c93af236b

    • SHA512

      2d81ef4c21c83deba1056987d32fc566fce334ab0bc33e761206f706d712dda0b86df2790e2eea595c3655b40ce3e670bdeb6e5347b6d66ce07aac86901c9c96

    • SSDEEP

      49152:7JvrY9dvI0pGxxJgkuBFZb80NbC0oSVyl+8A3HLdH8K2deEu9:7JrAmBx3gkGb3Tkl+8AbdH8K2deEu

    • 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

    • Loads dropped DLL

    • Adds Run key to start application

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks