Apology Letter For Hacked Account
Dear {Recipient},
Today I discovered that my {email/social media} account had been hacked. This would explain the unsolicited {emails/messages} that you have likely received--spam was sent to many of my contacts over the past {number of} {hours/days}.
I apologize for any inconvenience this may have caused you, and I have taken the necessary steps to secure my account to make sure this doesn't happen again. Thank you for your kind understanding!
Best regards,
{Your Name}