Ill-gotten gains never prosper.

不义之财不发。

《新英汉大辞典》

He escaped to South America with his ill-gotten gains.

他带着不义之财逃往南美。

youdao

The bank robbers went to Brazil to live on their ill-gotten gains.

那些银行抢窃者们到巴西去拿不义之财生活。

youdao

The SEC also named four Zirinsky relatives as "relief" defendants seeking disgorgement of ill-gotten gains.

WSJ: SEC Alleges Insider Ring Stemmed From AA Meeting

The researchers speculated that dirty money acts as a subliminal prime towards dodgy dealing and ill-gotten gains.

FORBES: Dirty Cash, Dirty Minds: The Psychological Consequences Of Filthy Lucre

In its complaint, the CFTC sought injunctive relief, restitution, disgorgement of ill-gotten gains, and civil monetary penalties.

FORBES: Las Vegas Man Hit With $41.4 Million Civil Judgment For $14 Million Ponzi Scheme, Still No Criminal Charges