General

  • Target

    a3de8df08e86ec6589d4356eeb2492f95b887a52628c31fb930d1b046b5330a2

  • Size

    271KB

  • Sample

    250103-ch2evavlht

  • MD5

    9690ae3afbdef63ec410171b96060c0f

  • SHA1

    6ef69525a8620b58dc07cc54bc8b98a697f56715

  • SHA256

    a3de8df08e86ec6589d4356eeb2492f95b887a52628c31fb930d1b046b5330a2

  • SHA512

    c82e53296ede016dd8f50373ac57536ab8159eb22cc7e0e682d006b32ea46f4bcd03dc15f35de706217755f79cbb3feeedaf7db6d7d3cab9c84294facdbdd4c3

  • SSDEEP

    3072:WdvzDqxs8ORikgogWfiuRXd3YmSffdTKXNXANewGBvskX1pWA/s8sd9:WFzDqa86hV6uRRqX1evPlwAEd9

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

      a3de8df08e86ec6589d4356eeb2492f95b887a52628c31fb930d1b046b5330a2

    • Size

      271KB

    • MD5

      9690ae3afbdef63ec410171b96060c0f

    • SHA1

      6ef69525a8620b58dc07cc54bc8b98a697f56715

    • SHA256

      a3de8df08e86ec6589d4356eeb2492f95b887a52628c31fb930d1b046b5330a2

    • SHA512

      c82e53296ede016dd8f50373ac57536ab8159eb22cc7e0e682d006b32ea46f4bcd03dc15f35de706217755f79cbb3feeedaf7db6d7d3cab9c84294facdbdd4c3

    • SSDEEP

      3072:WdvzDqxs8ORikgogWfiuRXd3YmSffdTKXNXANewGBvskX1pWA/s8sd9:WFzDqa86hV6uRRqX1evPlwAEd9

    • 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