Re: Tearing my hair out.
The Bug check code, 1a, seems to be related to memory management.
Bug Check 0x1A: MEMORY_MANAGEMENT (Windows Debuggers)
There is a BSOD forum here with a sticky that describes how to get help for a BSOD. You might look at that and attach the appropriate files and do some of the tests, like memtest.
Was the system doing this before your brother dropped it off with you? Have you added or installed anything yourself?
Operating System Win 7 x64
Computer Type Homebuilt
OS Service Pack 2
DirectX Version 11
CPU Type and Speed i7 3770K
Motherboard Chipset Asus P8Z77-V Pro
System Memory Type 16 GB Kingston
Video Card Type and Speed Nvidia GTX 680 (2)
Computer Monitor LG 27" (3)
Hard Drive Kingston 240 SSD
Optical Drives LG WH12LS30 Blu-
Modem-Router Type Linksys E3000
Network Adapter Intel Gigabit
Anti-virus Software MSE
Computer Skill Level Average Ability
Windows Experience Index 7.7