General

  • Target

    a

  • Size

    1KB

  • Sample

    250104-z21c8axnfx

  • MD5

    177aba1e5662a7962dd89c81d9544308

  • SHA1

    685f8e7bf4b0849ea0546d1616bd351a47e3b31a

  • SHA256

    99db4a991bf7ea42e196b4c3f7374e132c07a7f46cf5ae2917559f5e36ee8cc6

  • SHA512

    35b9a0e8ec9570f844e959fdbd802b2c370006514fd245a25951b865b8627a41963d608242cdce6e20edd633f7b1982e16bf508c7f4b61a481f1a98162b5a2ac

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

ROBLOX EXECUTOR

C2

192.168.50.1:4782

10.0.0.113:4782

LETSQOOO-62766.portmap.host:62766

89.10.178.51:4782

Mutex

90faf922-159d-4166-b661-4ba16af8650e

Attributes
  • encryption_key

    FFEE70B90F5EBED6085600C989F1D6D56E2DEC26

  • install_name

    windows 3543.exe

  • log_directory

    roblox executor

  • reconnect_delay

    3000

  • startup_key

    windows background updater

  • subdirectory

    windows updater

Targets

    • Target

      a

    • Size

      1KB

    • MD5

      177aba1e5662a7962dd89c81d9544308

    • SHA1

      685f8e7bf4b0849ea0546d1616bd351a47e3b31a

    • SHA256

      99db4a991bf7ea42e196b4c3f7374e132c07a7f46cf5ae2917559f5e36ee8cc6

    • SHA512

      35b9a0e8ec9570f844e959fdbd802b2c370006514fd245a25951b865b8627a41963d608242cdce6e20edd633f7b1982e16bf508c7f4b61a481f1a98162b5a2ac

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

    • Quasar family

    • Quasar payload

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Legitimate hosting services abused for malware hosting/C2

MITRE ATT&CK Enterprise v15

Tasks