General

  • Target

    4ff903deb13375705b4beb2d30fe494fdca733a42efee484d7380773e9d24750N

  • Size

    268KB

  • Sample

    241110-vvaf1a1dpk

  • MD5

    b7e6d9e4bf0e64884edfaa470bab7160

  • SHA1

    47ec237e66cf527a53ce78d24ab68c00f204be1b

  • SHA256

    4ff903deb13375705b4beb2d30fe494fdca733a42efee484d7380773e9d24750

  • SHA512

    9cbe3ad1ad8069ae85e91ae9c9cb38470eb9e596bbe16fb12ca5e7ad773b4688b01e1459983da4d94bf544fb4f644465a40eabebacf534e681bb40a4ccd56525

  • SSDEEP

    3072:WdvzDqxs8ORikgogWfiuRXd3YmSffdTKXNXANewGBvskX1pWA/s8Dj:WFzDqa86hV6uRRqX1evPlwAEQj

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

      4ff903deb13375705b4beb2d30fe494fdca733a42efee484d7380773e9d24750N

    • Size

      268KB

    • MD5

      b7e6d9e4bf0e64884edfaa470bab7160

    • SHA1

      47ec237e66cf527a53ce78d24ab68c00f204be1b

    • SHA256

      4ff903deb13375705b4beb2d30fe494fdca733a42efee484d7380773e9d24750

    • SHA512

      9cbe3ad1ad8069ae85e91ae9c9cb38470eb9e596bbe16fb12ca5e7ad773b4688b01e1459983da4d94bf544fb4f644465a40eabebacf534e681bb40a4ccd56525

    • SSDEEP

      3072:WdvzDqxs8ORikgogWfiuRXd3YmSffdTKXNXANewGBvskX1pWA/s8Dj:WFzDqa86hV6uRRqX1evPlwAEQj

    • 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