Anything is possible, but in EW terms, it is very very unlikely that we have an impulse there for two reasons, the initial rally was a weak zig zag, and the hypothetical wave iv crossed the trend defined by wave i. This would suggest wave iii was weaker than i when in fact wave iii is always the strongest move.
Take a step back, look at the daily chart. compare this low to 350 low or the 400 low. you see, when bitcoin capitulates, it doesn't mess around afterwards!