General

  • Target

    8a0a8b83da8dbe8dfb6dae64556d39d7.bin

  • Size

    3.1MB

  • Sample

    240313-b8nq1abb65

  • MD5

    8a0a8b83da8dbe8dfb6dae64556d39d7

  • SHA1

    d3dd4e87ea883b4084240b923f2f80c9aadfed14

  • SHA256

    eb46d0e15cd35a1864d8937e2d4df8943db939ee477e9966abe21697c5cd15bf

  • SHA512

    6b268804a5811dfaa4476b40097c7edab76484859ac2fdfa387d94ee78ac9d9998da9eb5163495085e16ccf60f1842a895cc4c58be3faae5a5241631ad9863c7

  • SSDEEP

    49152:/vRuf2NUaNmwzPWlvdaKM7ZxTwD3RJ6CbR3LoGdjQxTHHB72eh2NT:/vsf2NUaNmwzPWlvdaB7ZxTwD3RJ68

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

GetRatted

C2

uk2.localto.net:443

uk2.localto.net:32941

uk2.localto.net:4782

Mutex

994c2285-849b-4fdc-b619-27d9587c3b49

Attributes
  • encryption_key

    7AE765C52213CCEA26FAE79A12777B2DAB755385

  • install_name

    Minecraft.exe

  • log_directory

    Steam WebHelper

  • reconnect_delay

    3000

  • startup_key

    Steam WebHelper

  • subdirectory

    SubDir

Targets

    • Target

      8a0a8b83da8dbe8dfb6dae64556d39d7.bin

    • Size

      3.1MB

    • MD5

      8a0a8b83da8dbe8dfb6dae64556d39d7

    • SHA1

      d3dd4e87ea883b4084240b923f2f80c9aadfed14

    • SHA256

      eb46d0e15cd35a1864d8937e2d4df8943db939ee477e9966abe21697c5cd15bf

    • SHA512

      6b268804a5811dfaa4476b40097c7edab76484859ac2fdfa387d94ee78ac9d9998da9eb5163495085e16ccf60f1842a895cc4c58be3faae5a5241631ad9863c7

    • SSDEEP

      49152:/vRuf2NUaNmwzPWlvdaKM7ZxTwD3RJ6CbR3LoGdjQxTHHB72eh2NT:/vsf2NUaNmwzPWlvdaB7ZxTwD3RJ68

    • 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.

    • Executes dropped EXE

MITRE ATT&CK Enterprise v15

Tasks