General

  • Target

    JaffaCakes118_f7bbf426b790e58d31c112ad57028727

  • Size

    3.0MB

  • Sample

    250111-fqkc3sxqhn

  • MD5

    f7bbf426b790e58d31c112ad57028727

  • SHA1

    c6c6ad699c01445d76a5e72c1890a4c77614e77a

  • SHA256

    fbd232bef38a185689126a83412f660670babd5fcd67674c698c3af1d9ccdb12

  • SHA512

    3f35132aaf069d598b66d3d87122f85beda6762a7c849ef5a3d36fd98ffae6c60367f07ba32217155082e469bdd77b2c6c0dce7fbe268dc6a4381540ba731fea

  • SSDEEP

    49152:mhNG2xCF8FythJYb7T6jNCAaYGzIKuZaonz0XdetFkMKoW4pOXs:EXC6othq7WjNCduZaWnBOX

Malware Config

Extracted

Family

quasar

Version

1.4.0

Botnet

ROTAZ

C2

johnnycoukiedough-32583.portmap.host:31049

Mutex

3beba8ff-20e4-4900-b227-66c42193224d

Attributes
  • encryption_key

    EF6D608E6D632DE3BE9AEFD87041D26415D93D65

  • install_name

    Office365.exe

  • log_directory

    Versions

  • reconnect_delay

    3000

  • startup_key

    StartupAssistant

  • subdirectory

    Microsoft-Office365

Targets

    • Target

      JaffaCakes118_f7bbf426b790e58d31c112ad57028727

    • Size

      3.0MB

    • MD5

      f7bbf426b790e58d31c112ad57028727

    • SHA1

      c6c6ad699c01445d76a5e72c1890a4c77614e77a

    • SHA256

      fbd232bef38a185689126a83412f660670babd5fcd67674c698c3af1d9ccdb12

    • SHA512

      3f35132aaf069d598b66d3d87122f85beda6762a7c849ef5a3d36fd98ffae6c60367f07ba32217155082e469bdd77b2c6c0dce7fbe268dc6a4381540ba731fea

    • SSDEEP

      49152:mhNG2xCF8FythJYb7T6jNCAaYGzIKuZaonz0XdetFkMKoW4pOXs:EXC6othq7WjNCduZaWnBOX

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

    • Quasar family

    • Quasar payload

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

    • Checks computer location settings

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

    • Executes dropped EXE

    • Adds Run key to start application

    • Checks system information in the registry

      System information is often read in order to detect sandboxing environments.

MITRE ATT&CK Enterprise v15

Tasks