easy lol, its a bot. stop using chinese apps like kuwo and wechat, nuff said. and if your phone are chinese phones use the security centre to block some apps permissions, for non chinese phone get marshmellow or nougat and dissallow non relevant permissions

have u publish ur no at mudah or fb often?

its telco that sold your mobile info.. not apps fault me think.

just curious are you using Celcom? or recently ported to Celcom?

because all these while I was with Digi never received all these bullshit, but after change to Celcom then keep kena spams zzz