General

  • Target

    33f9817dd0c24faa4bd0cf59c4b9f7c1

  • Size

    1016KB

  • Sample

    231225-wx3e8sdda3

  • MD5

    33f9817dd0c24faa4bd0cf59c4b9f7c1

  • SHA1

    daadf28b70191582d39bbaf08ffecead214749e4

  • SHA256

    2fd7651226bc109d635c345266cb6716c70f81d6482e07c724181dcc5dadb99c

  • SHA512

    c5bca47f077d715fd87cded8366ceb700ff94f2a0b8553518fc58710178b727e8221217fa1361e213198af0a58475df9f89fa7b714fe5267513299919a58c758

  • SSDEEP

    6144:MIXsL0tvrSVz1DnemeYbpsnEf78AoXh6KkiD0OofzA+/VygHU:MIXsgtvm1De5YlOx6lzBH46U

Malware Config

Targets

    • Target

      33f9817dd0c24faa4bd0cf59c4b9f7c1

    • Size

      1016KB

    • MD5

      33f9817dd0c24faa4bd0cf59c4b9f7c1

    • SHA1

      daadf28b70191582d39bbaf08ffecead214749e4

    • SHA256

      2fd7651226bc109d635c345266cb6716c70f81d6482e07c724181dcc5dadb99c

    • SHA512

      c5bca47f077d715fd87cded8366ceb700ff94f2a0b8553518fc58710178b727e8221217fa1361e213198af0a58475df9f89fa7b714fe5267513299919a58c758

    • SSDEEP

      6144:MIXsL0tvrSVz1DnemeYbpsnEf78AoXh6KkiD0OofzA+/VygHU:MIXsgtvm1De5YlOx6lzBH46U

    • Modifies WinLogon for persistence

    • UAC bypass

    • Adds policy Run key to start application

    • Disables RegEdit via registry modification

    • 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

    • Checks whether UAC is enabled

    • Looks up external IP address via web service

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

    • Drops autorun.inf file

      Malware can abuse Windows Autorun to spread further via attached volumes.

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks