General

  • Target

    0972bb0ba1caff7adc92bb35f645b5e0d825fa74fb1b76ff822dce8c200ab30d.exe

  • Size

    3.1MB

  • Sample

    240421-kczytsfa42

  • MD5

    24e7acb706dffb37b3e682424719f5ab

  • SHA1

    5d4864f3acb3076ee4005990114a4a1f2520d456

  • SHA256

    0972bb0ba1caff7adc92bb35f645b5e0d825fa74fb1b76ff822dce8c200ab30d

  • SHA512

    3d4b62d8a2c725f288277a0021c5dc46600e71b20fcdc660fdb00e0d37ff0a0114b7571d331fd85f989da74ef2dbf57add61b90085ff94cf53f5d07fea215c50

  • SSDEEP

    49152:HvilL26AaNeWgPhlmVqvMQ7XSKE6kjn+DixoGgBoTHHB72eh2NT:HvaL26AaNeWgPhlmVqkQ7XSKExn+DS

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

Office04

C2

Kneegrowless-33547.portmap.host:33547

Mutex

10674f25-f575-4b14-92cf-06a7073df875

Attributes
  • encryption_key

    E5427EE2BE27EB8DFAE76384CABC8A5EBB33EB00

  • install_name

    Client.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Quasar Client Startup

  • subdirectory

    SubDir

Targets

    • Target

      0972bb0ba1caff7adc92bb35f645b5e0d825fa74fb1b76ff822dce8c200ab30d.exe

    • Size

      3.1MB

    • MD5

      24e7acb706dffb37b3e682424719f5ab

    • SHA1

      5d4864f3acb3076ee4005990114a4a1f2520d456

    • SHA256

      0972bb0ba1caff7adc92bb35f645b5e0d825fa74fb1b76ff822dce8c200ab30d

    • SHA512

      3d4b62d8a2c725f288277a0021c5dc46600e71b20fcdc660fdb00e0d37ff0a0114b7571d331fd85f989da74ef2dbf57add61b90085ff94cf53f5d07fea215c50

    • SSDEEP

      49152:HvilL26AaNeWgPhlmVqvMQ7XSKE6kjn+DixoGgBoTHHB72eh2NT:HvaL26AaNeWgPhlmVqkQ7XSKExn+DS

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

    • Quasar payload

    • Checks computer location settings

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

MITRE ATT&CK Enterprise v15

Tasks