General

  • Target

    532ca15e5fed6774cc1a5fbbf96a814bccea78aa064b9bdee20fdb174dcfdd2f

  • Size

    268KB

  • Sample

    241003-yfph6atank

  • MD5

    3f7f9bf3eed6507723017d39c52151ce

  • SHA1

    7118eb8912e013652561e698b16531753cf4550d

  • SHA256

    532ca15e5fed6774cc1a5fbbf96a814bccea78aa064b9bdee20fdb174dcfdd2f

  • SHA512

    e686f70b690f22d0581e8dc206ea7040c2ebc42dc7b952e198c76f511fffb9b27db8d9f62143de6bb8ce49832f12d47178c7a547e4a0c7f17699b79e30e53078

  • SSDEEP

    3072:WdvzDqxs8ORikgogWfiuRXd3YmSffdTKXNXANewGBvskX1pWA/s8D4:WFzDqa86hV6uRRqX1evPlwAEQ4

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

      532ca15e5fed6774cc1a5fbbf96a814bccea78aa064b9bdee20fdb174dcfdd2f

    • Size

      268KB

    • MD5

      3f7f9bf3eed6507723017d39c52151ce

    • SHA1

      7118eb8912e013652561e698b16531753cf4550d

    • SHA256

      532ca15e5fed6774cc1a5fbbf96a814bccea78aa064b9bdee20fdb174dcfdd2f

    • SHA512

      e686f70b690f22d0581e8dc206ea7040c2ebc42dc7b952e198c76f511fffb9b27db8d9f62143de6bb8ce49832f12d47178c7a547e4a0c7f17699b79e30e53078

    • SSDEEP

      3072:WdvzDqxs8ORikgogWfiuRXd3YmSffdTKXNXANewGBvskX1pWA/s8D4:WFzDqa86hV6uRRqX1evPlwAEQ4

    • AsyncRat

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

    • 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