General

  • Target

    43ee27bab0d8542ef584be11117b6610N.exe

  • Size

    267KB

  • Sample

    240816-1w3rtstapr

  • MD5

    43ee27bab0d8542ef584be11117b6610

  • SHA1

    88c79b63dd9c476fe0e727656b4679dc38d63df4

  • SHA256

    9db2883bad55629e11c0c328e06a1da16278997c67217f4182c2a763aa306d41

  • SHA512

    167e02f8c5e97cc9b8b5f0608ae82a69c84b943d066f5a913a91689a9b08009931229b4667a9ee3c412effbf4c7eb8762ff4b6ffb8c882cb7004cf37bd64fe51

  • SSDEEP

    3072:WdvzDqxs8ORikgogWfiuRXd3YmSffdTKXNXANewGBvskX1pWA/w:WFzDqa86hV6uRRqX1evPlwAo

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

      43ee27bab0d8542ef584be11117b6610N.exe

    • Size

      267KB

    • MD5

      43ee27bab0d8542ef584be11117b6610

    • SHA1

      88c79b63dd9c476fe0e727656b4679dc38d63df4

    • SHA256

      9db2883bad55629e11c0c328e06a1da16278997c67217f4182c2a763aa306d41

    • SHA512

      167e02f8c5e97cc9b8b5f0608ae82a69c84b943d066f5a913a91689a9b08009931229b4667a9ee3c412effbf4c7eb8762ff4b6ffb8c882cb7004cf37bd64fe51

    • SSDEEP

      3072:WdvzDqxs8ORikgogWfiuRXd3YmSffdTKXNXANewGBvskX1pWA/w:WFzDqa86hV6uRRqX1evPlwAo

    • 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