General

  • Target

    AsyncClient.exe

  • Size

    47KB

  • Sample

    240629-3gmheayhqd

  • MD5

    a85cb99b58e4e7646350c229cb7502dc

  • SHA1

    666d682749d8fc0fedf93dc9b33c680aa3092713

  • SHA256

    4c45afd43292882d6a93632d4005a426466d9ed79e773d4c5e01ba9eaaffd27d

  • SHA512

    12b320e435051c58329d583630dd5b849ddad3e8b3bf6d5b9e385395bb61d532c26655308c39565220265dce09211be37e33c50be2f4c63045d86f4ac82ac474

  • SSDEEP

    768:Au6ZdTAYhbJWUh9Nzmo2qLI6/S3KPIJi5xZf0bUBkwUnwxBWS5oChoBBDZwx:Au6ZdTAur2Z+6Ji5j8bUBkwbxTyio/di

Score
10/10

Malware Config

Extracted

Family

asyncrat

Version

0.5.8

Botnet

Default

C2

Ratrat2-50148.portmap.host:50148

Mutex

4jIeXbB9V0ek

Attributes
  • delay

    3

  • install

    true

  • install_file

    alg.exe

  • install_folder

    %AppData%

aes.plain

Targets

    • Target

      AsyncClient.exe

    • Size

      47KB

    • MD5

      a85cb99b58e4e7646350c229cb7502dc

    • SHA1

      666d682749d8fc0fedf93dc9b33c680aa3092713

    • SHA256

      4c45afd43292882d6a93632d4005a426466d9ed79e773d4c5e01ba9eaaffd27d

    • SHA512

      12b320e435051c58329d583630dd5b849ddad3e8b3bf6d5b9e385395bb61d532c26655308c39565220265dce09211be37e33c50be2f4c63045d86f4ac82ac474

    • SSDEEP

      768:Au6ZdTAYhbJWUh9Nzmo2qLI6/S3KPIJi5xZf0bUBkwUnwxBWS5oChoBBDZwx:Au6ZdTAur2Z+6Ji5j8bUBkwbxTyio/di

    Score
    10/10
    • 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