General

  • Target

    AsyncClient.exe

  • Size

    45KB

  • Sample

    240808-b9kqqs1hpb

  • MD5

    2f0206e9dd15d9dccb2ecf93e7cf8ce8

  • SHA1

    48223ea372b29b082e8f44c610ffc0edd88ed2ae

  • SHA256

    24fa23a1908d5afe4a323872a2df703ecdc1fe033d321423c6c60f983d8d1f6e

  • SHA512

    0790798f4a11cbf09c2a1dc74ef92c1b2f84c3b659efec9df9099a1eaab9c6a00c430c8316aaefa94da206b589741c45e7f0bf56cd3b58e8e43f8a8130ff8160

  • SSDEEP

    768:puwpFTAY3IQWUe9jqmo2qLoKjPGaG6PIyzjbFgX3i+7Qs0M48wDdOTwBDZ6x:puwpFTA4/2xKTkDy3bCXS+cs07tgmd6x

Malware Config

Extracted

Family

asyncrat

Version

0.5.8

Botnet

Default

C2

127.0.0.1:6606

127.0.0.1:7707

127.0.0.1:8808

Mutex

ZC7aTuQsZ3YU

Attributes
  • delay

    3

  • install

    true

  • install_file

    new rat.exe

  • install_folder

    %AppData%

aes.plain

Targets

    • Target

      AsyncClient.exe

    • Size

      45KB

    • MD5

      2f0206e9dd15d9dccb2ecf93e7cf8ce8

    • SHA1

      48223ea372b29b082e8f44c610ffc0edd88ed2ae

    • SHA256

      24fa23a1908d5afe4a323872a2df703ecdc1fe033d321423c6c60f983d8d1f6e

    • SHA512

      0790798f4a11cbf09c2a1dc74ef92c1b2f84c3b659efec9df9099a1eaab9c6a00c430c8316aaefa94da206b589741c45e7f0bf56cd3b58e8e43f8a8130ff8160

    • SSDEEP

      768:puwpFTAY3IQWUe9jqmo2qLoKjPGaG6PIyzjbFgX3i+7Qs0M48wDdOTwBDZ6x:puwpFTA4/2xKTkDy3bCXS+cs07tgmd6x

    • AsyncRat

      AsyncRAT is designed to remotely monitor and control other computers written in C#.

    • Async RAT payload

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

MITRE ATT&CK Enterprise v15

Tasks