General

  • Target

    a2f115298e7e2a6641f1af6447139aae7a272396e05255cf3f46aad126095168

  • Size

    2.1MB

  • Sample

    240604-bd4hzaff5z

  • MD5

    3f1414acc122559e44c9760949639fa6

  • SHA1

    b2e9d49489ded5b9ed2e77d273047381e21657b9

  • SHA256

    a2f115298e7e2a6641f1af6447139aae7a272396e05255cf3f46aad126095168

  • SHA512

    eff86d7fb57e5644d10d5cf80d82db3c611563795334c863218aacae7e5c1bf2c1cf42e36fd63f276762df9d16da5b5888651da704f91ecee9f1d02093a882d3

  • SSDEEP

    49152:IBJ0k1H8oajdVSBlwRh8QniHqyxLfNDNTHS:yGk1idXNCqyxLfvHS

Malware Config

Targets

    • Target

      a2f115298e7e2a6641f1af6447139aae7a272396e05255cf3f46aad126095168

    • Size

      2.1MB

    • MD5

      3f1414acc122559e44c9760949639fa6

    • SHA1

      b2e9d49489ded5b9ed2e77d273047381e21657b9

    • SHA256

      a2f115298e7e2a6641f1af6447139aae7a272396e05255cf3f46aad126095168

    • SHA512

      eff86d7fb57e5644d10d5cf80d82db3c611563795334c863218aacae7e5c1bf2c1cf42e36fd63f276762df9d16da5b5888651da704f91ecee9f1d02093a882d3

    • SSDEEP

      49152:IBJ0k1H8oajdVSBlwRh8QniHqyxLfNDNTHS:yGk1idXNCqyxLfvHS

    • Modifies WinLogon for persistence

    • Process spawned unexpected child process

      This typically indicates the parent process was compromised via an exploit or macro.

    • Detects executables packed with unregistered version of .NET Reactor

    • 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.

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Adds Run key to start application

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks