Στέργει γὰρ οὐδεὶς ἄγγελον κακῶν ἐπῶν → No one loves the bearer of bad news
P. and V. κλωπικός (Plato, Euripides, Rhesus).
have a thievish look: Ar. κλέπτον βλέπειν ( Vespae 900).