General

  • Target

    Router Scan Brute.exe

  • Size

    1.3MB

  • Sample

    240823-nlvl9atfmk

  • MD5

    542dc12c0347fe393c73f3f6c3f6421e

  • SHA1

    3b8bc49fea6cc6ed70728025ccf1f3880b5f1ff6

  • SHA256

    fc408617a7fab19a6858a66f75240171d809f40a6bc7c12c7314716eeb4c483e

  • SHA512

    804c20538c695d8702e54c84156c21a4eb10147f5359dcef988c292146993f1687a2ad98c295a22e5f6cbc24fa395b4bd3f1e45ea19c0e7f3a3a6bbcb7567bef

  • SSDEEP

    24576:nywQgeE5O6kTqIgS5N6VilAncnm5gdE6a2139uxOIFfXltm:yIb0X+eN6AlAom5ia2funpl

Malware Config

Extracted

Family

asyncrat

Botnet

Default

C2

127.0.0.1:6606

127.0.0.1:7707

127.0.0.1:8808

https://api.telegram.org/bot6967587503:AAElTMa4fhSK1H_lFOYX5WMz7ASRNI1uoec/sendMessage?chat_id=6528052400

Mutex

AsyncMutex_6SI8OkPnk

Attributes
  • delay

    3

  • install

    false

  • install_folder

    %AppData%

aes.plain

Targets

    • Target

      Router Scan Brute.exe

    • Size

      1.3MB

    • MD5

      542dc12c0347fe393c73f3f6c3f6421e

    • SHA1

      3b8bc49fea6cc6ed70728025ccf1f3880b5f1ff6

    • SHA256

      fc408617a7fab19a6858a66f75240171d809f40a6bc7c12c7314716eeb4c483e

    • SHA512

      804c20538c695d8702e54c84156c21a4eb10147f5359dcef988c292146993f1687a2ad98c295a22e5f6cbc24fa395b4bd3f1e45ea19c0e7f3a3a6bbcb7567bef

    • SSDEEP

      24576:nywQgeE5O6kTqIgS5N6VilAncnm5gdE6a2139uxOIFfXltm:yIb0X+eN6AlAom5ia2funpl

    • AsyncRat

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

    • StormKitty

      StormKitty is an open source info stealer written in C#.

    • StormKitty payload

    • Async RAT payload

    • Credentials from Password Stores: Credentials from Web Browsers

      Malicious Access or copy of Web Browser Credential store.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Drops desktop.ini file(s)

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Looks up geolocation information via web service

      Uses a legitimate geolocation service to find the infected system's geolocation info.

MITRE ATT&CK Enterprise v15

Tasks