UNIDentified station in Arabic or Sudanese Arabic

UNIDentified station in Arabic or Sudanese Arabic was observed on April 14:
1700-1730 on 11520, very weak signal here in Sofia, SINPO 25532. Any ideas?

Intermodulation between 2 transmissions out of Secretbrod:
1700-1730 on 11560 SCB 050 kW / 195 deg to EaAf Oromo Dimtse Radio Erena
1700-1800 on 11600 SCB 100 kW / 090 deg to WeAs Farsi Bible Voice Broadcast
11600 minus 11560 = 40; 11560 minus 40 = 11520, the same case as CRI in En/Ch in the B-13 winter season.
0700-0900 on 11785 CER 150 kW / 310 deg to WeEu English
0700-0900 on 11855 CER 150 kW / 310 deg to WeEu Chinese
11855 minus 11785 = 70; 11785 minus 70 = 11715