General

  • Target

    RunMe.exe

  • Size

    3.1MB

  • Sample

    240529-a98l5abf2w

  • MD5

    392a6ea0718747e4ad443f730047715b

  • SHA1

    808d682efeb32bd7f98e49b7b99350683162059e

  • SHA256

    36be936ba0fc160a314bfaf9be4c8689730ad9c11c3cf6fb7d066c43a934b257

  • SHA512

    b033da7b04a2dc9a342de4970ae1fe26cda4d82bd3fe4a2a2f34507675832912cc6d66456a8a846f75a705523514d4b52bbd120e7b629c3d38467d999d2e95b4

  • SSDEEP

    49152:Dv4z92YpaQI6oPZlhP3Reybewo5GRJ63bR3LoGdvZTHHB72eh2NT:Dvi92YpaQI6oPZlhP3Yybewo5GRJ6Jf

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

EmmasSub

C2

85.23.24.170:4782

85.23.109.34:4782

82.128.254.93:4782

Mutex

f82c7021-f558-4f6f-bbb3-fbe420c708e5

Attributes
  • encryption_key

    4DC093FC202D016F95DCEE92AAF2874F56ACC3F2

  • install_name

    RuntimeBroker.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Windows Update

  • subdirectory

    WindowsSecureManager

Targets

    • Target

      RunMe.exe

    • Size

      3.1MB

    • MD5

      392a6ea0718747e4ad443f730047715b

    • SHA1

      808d682efeb32bd7f98e49b7b99350683162059e

    • SHA256

      36be936ba0fc160a314bfaf9be4c8689730ad9c11c3cf6fb7d066c43a934b257

    • SHA512

      b033da7b04a2dc9a342de4970ae1fe26cda4d82bd3fe4a2a2f34507675832912cc6d66456a8a846f75a705523514d4b52bbd120e7b629c3d38467d999d2e95b4

    • SSDEEP

      49152:Dv4z92YpaQI6oPZlhP3Reybewo5GRJ63bR3LoGdvZTHHB72eh2NT:Dvi92YpaQI6oPZlhP3Yybewo5GRJ6Jf

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

    • Quasar payload

    • Executes dropped EXE

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks