General

  • Target

    0dbe8c82a5aa9e855a45066018b480d786054c810cb611465cc6cfa0bec2e8baN.exe

  • Size

    270KB

  • Sample

    241226-katzss1mck

  • MD5

    7a2b59d94c4497ffd26c841d481ae970

  • SHA1

    04a664510872b3a4d04de6161f08196ae08290bc

  • SHA256

    0dbe8c82a5aa9e855a45066018b480d786054c810cb611465cc6cfa0bec2e8ba

  • SHA512

    d0b5b442e8221a9b989ac772d474020d5d2ebcb94f198612b5752cf28cf1e106b7b1ad1839f97f9b8ea04300ca94c9cdbc0c48e106d081553de33d3ba2d16196

  • SSDEEP

    3072:WdvzDqxs8ORikgogWfiuRXd3YmSffdTKXNXANewGBvskX1pWA/s8sde:WFzDqa86hV6uRRqX1evPlwAEde

Malware Config

Extracted

Family

asyncrat

Version

0.4.9G

C2

corporation.warzonedns.com:9341

Mutex

480-28105c055659

Attributes
  • delay

    0

  • install

    false

  • install_folder

    %AppData%

aes.plain

Targets

    • Target

      0dbe8c82a5aa9e855a45066018b480d786054c810cb611465cc6cfa0bec2e8baN.exe

    • Size

      270KB

    • MD5

      7a2b59d94c4497ffd26c841d481ae970

    • SHA1

      04a664510872b3a4d04de6161f08196ae08290bc

    • SHA256

      0dbe8c82a5aa9e855a45066018b480d786054c810cb611465cc6cfa0bec2e8ba

    • SHA512

      d0b5b442e8221a9b989ac772d474020d5d2ebcb94f198612b5752cf28cf1e106b7b1ad1839f97f9b8ea04300ca94c9cdbc0c48e106d081553de33d3ba2d16196

    • SSDEEP

      3072:WdvzDqxs8ORikgogWfiuRXd3YmSffdTKXNXANewGBvskX1pWA/s8sde:WFzDqa86hV6uRRqX1evPlwAEde

    • AsyncRat

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

    • Asyncrat family

    • Contains code to disable Windows Defender

      A .NET executable tasked with disabling Windows Defender capabilities such as realtime monitoring, blocking at first seen, etc.

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks