General

  • Target

    AsyncClient.exe

  • Size

    52KB

  • Sample

    241218-xm4qzsyphp

  • MD5

    422b49a2404d8e67c9cd57d46acc97d0

  • SHA1

    89ca4038856c67d12d31750a799aa88b08acfb82

  • SHA256

    b7a9152f897cb11101d370f3b1ef30d411d4e4116a57ef31d340a58952cf4c1c

  • SHA512

    2d9a65aacce93def1829971071b3c02c64555c0e30deca5ff8b12d04202e4b0a5e85cce8c7e61dfad1d966fe027086e7d18e1bf1c23dbe9695f2a8e082fdc77c

  • SSDEEP

    1536:Ou4X9Tswb2vOnZH4fAzb03lKuIvLZQ7dqx:Ou4tTswb2vOnZH4fAb038L+7wx

Malware Config

Extracted

Family

asyncrat

Version

0.5.8

Botnet

Default

C2

x5sql-62870.portmap.host:62870

Mutex

c2VJpocLoXmn

Attributes
  • delay

    3

  • install

    true

  • install_file

    Defender.exe

  • install_folder

    %AppData%

aes.plain

Targets

    • Target

      AsyncClient.exe

    • Size

      52KB

    • MD5

      422b49a2404d8e67c9cd57d46acc97d0

    • SHA1

      89ca4038856c67d12d31750a799aa88b08acfb82

    • SHA256

      b7a9152f897cb11101d370f3b1ef30d411d4e4116a57ef31d340a58952cf4c1c

    • SHA512

      2d9a65aacce93def1829971071b3c02c64555c0e30deca5ff8b12d04202e4b0a5e85cce8c7e61dfad1d966fe027086e7d18e1bf1c23dbe9695f2a8e082fdc77c

    • SSDEEP

      1536:Ou4X9Tswb2vOnZH4fAzb03lKuIvLZQ7dqx:Ou4tTswb2vOnZH4fAb038L+7wx

    • AsyncRat

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

    • Asyncrat family

    • 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