Putin is, for example, unlikely to go anywhere willing to execute an ICC arrest warrant.
We don’t even know that this specific backdoor wasn’t the NSA or CIA. Assuming it was a foreign intelligence service because the fake name was asian-sounding is a bit silly. The people who wrote this code might be sitting in Virginia or Maryland already.
Eastern Europe, suggest the timestamp / holiday analysts. https://rheaeve.substack.com/p/xz-backdoor-times-damned-time...
Sure, that’s possible. They will as a result probably avoid traveling to unfriendly jurisdictions without a diplomatic passport.
First of all, it's not like their individual identities would ever be known.
Second, they would already know that traveling to a hostile country is a great way to catch bullshit espionage charges, maybe end up tortured, and certainly be used as a political pawn.
Third, this is too sloppy to have originated from there anyways—however clever it was.