General

  • Target

    3713bfe60a8aa6b8b1e18c24620be65f1408f558b19ff12d1f36e13cdde0bba4

  • Size

    268KB

  • Sample

    241011-ya42navbnk

  • MD5

    27e21944f68cafbaff6317bdc87e1e25

  • SHA1

    5b4f54139518903f3ff1ec5c4c2b78692e432c5b

  • SHA256

    3713bfe60a8aa6b8b1e18c24620be65f1408f558b19ff12d1f36e13cdde0bba4

  • SHA512

    eb7d00abd4d865a07b09271980cfd9103d1429193e161b14f299d62adfb26882a526ecdc298c3bc04609007aba495f9198e99ce6e8638e121a416fc1145fae1d

  • SSDEEP

    3072:WdvzDqxs8ORikgogWfiuRXd3YmSffdTKXNXANewGBvskX1pWA/s8DF6:WFzDqa86hV6uRRqX1evPlwAEQF6

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

      3713bfe60a8aa6b8b1e18c24620be65f1408f558b19ff12d1f36e13cdde0bba4

    • Size

      268KB

    • MD5

      27e21944f68cafbaff6317bdc87e1e25

    • SHA1

      5b4f54139518903f3ff1ec5c4c2b78692e432c5b

    • SHA256

      3713bfe60a8aa6b8b1e18c24620be65f1408f558b19ff12d1f36e13cdde0bba4

    • SHA512

      eb7d00abd4d865a07b09271980cfd9103d1429193e161b14f299d62adfb26882a526ecdc298c3bc04609007aba495f9198e99ce6e8638e121a416fc1145fae1d

    • SSDEEP

      3072:WdvzDqxs8ORikgogWfiuRXd3YmSffdTKXNXANewGBvskX1pWA/s8DF6:WFzDqa86hV6uRRqX1evPlwAEQF6

    • 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