General

  • Target

    c3b77419b920d22d48c80739aca2b46a1f3a4d4b42c0e44577e597b82b528630.exe

  • Size

    693KB

  • Sample

    241010-k6zj6aybnr

  • MD5

    7adc51886acb1e8ff0e2b704a9330fe4

  • SHA1

    cd36a757db6dd9cb39eb7d76967cc1a407e4d7da

  • SHA256

    c3b77419b920d22d48c80739aca2b46a1f3a4d4b42c0e44577e597b82b528630

  • SHA512

    bda7a49d35887f172e578dc7d3f257a1a4efc7ba85fca5f95a388c89bff34d1ee38f4259ec928c722e8e771c7fada2bf06d2cef517b337dc9392bdc41dee602a

  • SSDEEP

    12288:fyFtmEElUt6zLwoJgJ8qcUOjKj3Lcf64r:fyeEE+8zL/y8jUbciw

Malware Config

Targets

    • Target

      c3b77419b920d22d48c80739aca2b46a1f3a4d4b42c0e44577e597b82b528630.exe

    • Size

      693KB

    • MD5

      7adc51886acb1e8ff0e2b704a9330fe4

    • SHA1

      cd36a757db6dd9cb39eb7d76967cc1a407e4d7da

    • SHA256

      c3b77419b920d22d48c80739aca2b46a1f3a4d4b42c0e44577e597b82b528630

    • SHA512

      bda7a49d35887f172e578dc7d3f257a1a4efc7ba85fca5f95a388c89bff34d1ee38f4259ec928c722e8e771c7fada2bf06d2cef517b337dc9392bdc41dee602a

    • SSDEEP

      12288:fyFtmEElUt6zLwoJgJ8qcUOjKj3Lcf64r:fyeEE+8zL/y8jUbciw

    • Snake Keylogger

      Keylogger and Infostealer first seen in November 2020.

    • Snake Keylogger payload

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • Checks computer location settings

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

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • Reads user/profile data of web browsers

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

    • Accesses Microsoft Outlook profiles

    • Looks up external IP address via web service

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

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks