Extracted

• • Target
    portal.br.com_ransome.exe
  • Size 39KB
  • SHA256 d715894625f05d631325d950918dfb037248ee91572ce2ddf1370ebb0c78036f
  • MD5 31d1f04bad9e1fdcbd4a4b89a45604d9
  • SHA1 1eb7c81839290f7f512947f3e30c568ed5fca5fc
  • SHA512 ae9ca94b24ee1788b1588900b49b5adeeb292918887fdcfdfce24ecdcab324b1e3b9b3674e4c74a8ec95379271ca2d9483e60dde96cac4c3f1a2cb242b9e157d
  • SSDEEP 768:Zci27rPA7CIHwY2qFz2qRirSVzmoI29WHVdEEusXqKhlayzV:74A7zwY0U0SVzmoI29W1df9Xqill
  • TLSH
    T10203E84037FDC628E1BF6BB74D7282008775F8979D23D70D0AD1849E1AB3B449AA5B93
  • MD5 SHA1 SHA512 SSDEEP TLSH

  Score

  10^/10

  defense_evasiondiscoveryexecutionnanocoreimpactkeyloggerpersistenceprivilege_escalationransomwarespywarestealertrojan

  • Family: NanoCore

    NanoCore is a remote access tool (RAT) with a variety of capabilities.

    keyloggertrojanstealerspywarenanocore

  • Deletes shadow copies

    Ransomware often targets backup files to inhibit system recovery.

    ransomwaredefense_evasionimpactexecution

  • Grants admin privileges

    Uses net.exe to modify the user's privileges.

  • Disables one or more Microsoft Defender components

    Uses the Powershell Set-MpPreference cmdlet to disable one or more Microsoft Defender components.

    defense_evasion

  • Modifies Windows Firewall

    defense_evasion

  • Checks computer location settings

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

  • Creates a file in the Startup directory

    A file was written to a Windows startup folder. Files in these directories are executed automatically when a user logs on or an application initializes.

    persistenceprivilege_escalation

  • Stops running service(s)

    defense_evasionexecution

  • Adds Run key to start application

    persistence

  • Command and Scripting Interpreter: PowerShell

    Using powershell.exe command.

    execution

  • Command and Scripting Interpreter: PowerShell

    Using powershell.exe command.

    execution

  • Creates a new local user account

    Uses net.exe to create a new local user account, often for persistence or a backdoor account.

    persistence
  behavioral1behavioral2