General

  • Target

    celery installer.exe

  • Size

    3.1MB

  • Sample

    240728-y9vl9ssgnm

  • MD5

    45f959942912fbcd1653b538332c5ec9

  • SHA1

    7fdcd65b7bd7d5bdbc279e0b4fa6eebb8c36fca1

  • SHA256

    6b400e1fc91d48c849aa79f355b641d35658188d668686ad7192333e9b92a1ae

  • SHA512

    9072548e7a5e8f92a910c8621ff1a67fba6dcc4aa3c7af82047bdfdb86165d6d3466ed32081ef87816ccc04b6549367ec65fa2d69e8865ef0d42b6befe26f466

  • SSDEEP

    49152:PvflL26AaNeWgPhlmVqvMQ7XSK5+DkE2Hak/+F+oGdzuLTHHB72eh2NT:PvtL26AaNeWgPhlmVqkQ7XSK5+DbQC

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

Office04

C2

Joesnazzy-26854.portmap.host:26854

Mutex

0e3df0a7-c843-43da-81c8-d9c01f85801a

Attributes
  • encryption_key

    FE31C9B3146C7F6C565D8024D45CF71A2F7A3888

  • install_name

    celery.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    windows defender

  • subdirectory

    SubDir

Targets

    • Target

      celery installer.exe

    • Size

      3.1MB

    • MD5

      45f959942912fbcd1653b538332c5ec9

    • SHA1

      7fdcd65b7bd7d5bdbc279e0b4fa6eebb8c36fca1

    • SHA256

      6b400e1fc91d48c849aa79f355b641d35658188d668686ad7192333e9b92a1ae

    • SHA512

      9072548e7a5e8f92a910c8621ff1a67fba6dcc4aa3c7af82047bdfdb86165d6d3466ed32081ef87816ccc04b6549367ec65fa2d69e8865ef0d42b6befe26f466

    • SSDEEP

      49152:PvflL26AaNeWgPhlmVqvMQ7XSK5+DkE2Hak/+F+oGdzuLTHHB72eh2NT:PvtL26AaNeWgPhlmVqkQ7XSK5+DbQC

    • 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