This email with the subject "Irregular activity on your account!" was received in one of Scamdex's honeypot email accounts on Thu, 26 Jan 2012 15:40:03 -0800 and has been classified as a Generic Scam.
The sender was PayPal <email@example.com>, although it may have been spoofed.
As part of our security measures, we regularly screen activity in the system. We recently contacted you after noticing an issue on your account. We requested information from you for the following reason: We have observed activity in this account that is unusual or potentially high risk. Case ID Number: PP-571-827-952 Please download the form attached to this email and open it in a web browser. Once opened, you will be provided with steps to restore your account access. We appreciate your understanding as we work to ensure account safety. Sincerely, PayPal Account Review Department. All rights reserved.