Well it seems here that Judas is quite a bad person. For Psalm 109 is about him.
Judas, Thirty Facts about
Thirty Facts about Judas
1. A wicked man (the high priest) influenced him (Psalm 109:6).
2. Satan was his right-hand helper.
3. He will be condemned in judgment.
4. His prayer became a sin (Psalm 109:7).
5. His days were few (Psalm 109:8).
6. He was a genuine apostle (Psalm 109:8; Matthew 10:1-8,16-20; Mark 6:7-13; Luke 9:1-2,10).
7. Another took his apostleship (Psalm 109:8; Matthew 10:1-3; Acts 1:20,25).
8. He had a wife and children (Psalm 109:9).
9. His children became vagabonds and begged all their days (Psalm 109:10).
10. They sought bread in desolate places.
11. An extortioner got all that he owned, so his covetous gains were of no value to him or his family (Psalm 109:11).
12. What his labors had accomplished strangers destroyed.
13. No mercy was shown him (Psalm 109:12).
14. No mercy was shown his fatherless children.
15. His posterity was cut off (Psalm 109:13).
16. His family name was cut off in the loss of all his children.
17. The iniquity of his fathers (ancestors) was remembered by the Lord (Psalm 109:14).
18. His mother's sin was not blotted out.
19. The sins of his parents were before God continually until their memory was cut off from the earth (Psalm 109:15).
20. He showed no mercy on Christ (Psalm 109:16).
21. He persecuted the poor and needy man (Christ, as most commentators agree).
22. He was the cause of the slaying of the broken in heart (Christ).
23. He loved cursing, so he reaped it (Psalm 109:17).
24. He despised his blessing of being saved and chosen to be an apostle, so it departed far from him (Psalm 109:17; Matthew 10:1-8,16-20; Mark 6:7-13; Acts 1:20,25).
25. He clothed himself with cursing like a garment (Psalm 109:18).
26. He reaped the curse in his own bowels that he poured out like water when he committed suicide (Psalm 109:18; Acts 1:18).
27. The curse caused his bones to be broken in pieces as if oil had melted them (Psalm 109:18; Acts 1:18).
28. The curse covered him like a garment (Psalm 109:19).
29. The curse held him like a girdle in its grip.
30. All this was his reward (Psalm 109:20).
—Dake's Topics