General

  • Target
    Everything.Cheker.exe
  • Size 38.2MB
  • Sample260703-kr22qsaz6p
  • SHA256 598c12a6abb2ab88ce79312963ab72fd9c81597e46ddca7c79ab51ffd02a6e50
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Targets

    • Target
      Everything.Cheker.exe
    • Size 38.2MB
    • SHA256 598c12a6abb2ab88ce79312963ab72fd9c81597e46ddca7c79ab51ffd02a6e50
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Detects SentinelStealer in memory

    • Detects Sheetrat Payload

      Sheetrat aka NonEuclid RAT is a trojan written in C#.

    • Family: SentinelStealer

      SentinelStealer is an information stealer written in C#.

    • Family: Sheetrat, NonEuclid rat

      Sheetrat aka NonEuclid RAT is a trojan written in C#.

    • Modifies Windows Defender DisableAntiSpyware settings

    • Modifies Windows Defender TamperProtection settings

    • Checks computer location settings

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

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads WinSCP keys stored on the system

      Tries to access WinSCP stored sessions.

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • Reads user/profile data of web browsers

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

    • Unsecured Credentials: Credentials In Files

      Steal credentials from unsecured files.

    • Windows security modification

    • Accesses Microsoft Outlook profiles

    • Checks whether UAC is enabled

    • Contacts third-party web service commonly abused for C2

      Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.

    • Looks up external IP address via web service

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

    • ConfuserEx .NET packer

      Detects ConfuserEx .NET packer.

    • Enumerates processes with tasklist

MITRE ATT&CK Enterprise v16

Tasks