Help/Support How to hack this line?

[Aaron Then 9 10]

i have found this 2 line but with has SUB but with SP, i don't think i can manage to hack that.....another line has no SUB....pls advice if theres any hackable things in this 2 line:

LINE 1

; EnergyUsedChangeEvent - (id)csv
; Attributes: bp-based frame

; id __cdecl -[EnergyUsedChangeEvent csv](struct EnergyUsedChangeEvent *self, SEL)
__EnergyUsedChangeEvent_csv_

var_18= -0x18
var_14= -0x14
var_10= -0x10

PUSH            {R4-R7,LR}
ADD             R7, SP, #0xC
SUB             SP, SP, #0x14
MOV             R1, #(off_354998 - 0xC7A3E)
MOV             R12, #(_OBJC_IVAR_$_EnergyUsedChangeEvent.remainingEnergy - 0xC7A48) ; int remainingEnergy;
MOV             LR, #(_OBJC_IVAR_$_EnergyUsedChangeEvent.sceneItems - 0xC7A54) ; NSString *sceneItems;
MOVW            R9, #:lower16:(_OBJC_IVAR_$_EnergyUsedChangeEvent.usedEnergy - 0xC7A52) ; int usedEnergy;
ADD             R1, PC ; off_354998
MOVT.W          R9, #:upper16:(_OBJC_IVAR_$_EnergyUsedChangeEvent.usedEnergy - 0xC7A52) ; int usedEnergy;
MOVW            R5, #:lower16:(_OBJC_IVAR_$_EnergyUsedChangeEvent.sceneId - 0xC7A50) ; int sceneId;
ADD             R12, PC ; int remainingEnergy;
MOVT.W          R5, #:upper16:(_OBJC_IVAR_$_EnergyUsedChangeEvent.sceneId - 0xC7A50) ; int sceneId;
LDR             R1, [R1] ; int version;
ADD             R5, PC  ; int sceneId;
ADD             R9, PC  ; int usedEnergy;
ADD             LR, PC  ; NSString *sceneItems;
LDR.W           R3, [R12] ; int remainingEnergy;
LDR.W           R4, [R9] ; int usedEnergy;
MOVW            R9, #:lower16:(selRef_stringWithFormat_ - 0xC7A6C)
LDR.W           R12, [LR] ; NSString *sceneItems;
MOVT.W          R9, #:upper16:(selRef_stringWithFormat_ - 0xC7A6C)
LDR             R5, [R5] ; int sceneId;
ADD             R9, PC ; selRef_stringWithFormat_
LDR             R2, [R1] ; int version;
LDR.W           LR, [R0,R3]
LDR             R6, [R0,R4]
LDR             R5, [R0,R5]
LDR.W           R12, [R0,R12]
LDR             R3, [R0,R2]
MOV             R2, #(off_354994 - 0xC7A8A)
LDR.W           R1, [R9] ; "stringWithFormat:"
ADD             R2, PC ; off_354994
LDR             R2, [R2] ; int time;
LDR             R2, [R2] ; int time;
LDR             R4, [R0,R2]
MOV             R0, #(classRef_NSString - 0xC7A9A)
ADD             R0, PC ; classRef_NSString
LDR             R0, [R0] ; _OBJC_CLASS_$_NSString
MOV             R2, #(cfstr_DDEuDDD - 0xC7AAA) ; "%d,%d,eu,%d,%d,%d,%@"
STMEA.W         SP, {R4,R6}
ADD             R2, PC  ; "%d,%d,eu,%d,%d,%d,%@"
STR             R5, [SP,#0x20+var_18]
STR.W           LR, [SP,#0x20+var_14]
STR.W           R12, [SP,#0x20+var_10]
BLX             _objc_msgSend
ADD             SP, SP, #0x14
POP             {R4-R7,PC}
; End of function -[EnergyUsedChangeEvent csv]

 

LINE 2

; EnergyUsedChangeEvent - (int)usedEnergy

; int __cdecl -[EnergyUsedChangeEvent usedEnergy](struct EnergyUsedChangeEvent *self, SEL)
__EnergyUsedChangeEvent_usedEnergy_
MOV             R1, #(_OBJC_IVAR_$_EnergyUsedChangeEvent.usedEnergy - 0xC7AC8) ; int usedEnergy;
ADD             R1, PC  ; int usedEnergy;
LDR             R1, [R1] ; int usedEnergy;
LDR             R0, [R0,R1]
BX              LR
; End of function -[EnergyUsedChangeEvent usedEnergy]

[Archangel04 33.1k iPhone 7 14.3]

Try one of these 

	STR             R5, [SP,#0x20+var_18]
STR.W           LR, [SP,#0x20+var_14]
STR.W           R12, [SP,#0x20+var_10] 

[Aaron Then 9 10]

10 minutes ago, Archangel04 said:

Try one of these 

 

	STR             R5, [SP,#0x20+var_18]
STR.W           LR, [SP,#0x20+var_14]
STR.W           R12, [SP,#0x20+var_10] 

 

I'm sorry, I'm still a noob....those line looks complicated to me.....just change STR to NOP ?

[pepodev 1.8k iPad Air 2 10.0.2]

The app?

[Aaron Then 9 10]

41 minutes ago, Arth997 said:

The app?

Hidden Objects: Mystery Crimes by Storm8 Studios
https://appsto.re/my/aCGlO.i

just trying learn hack with ida......i can use igg to hack the energy in this game.....wanted to practice in IDA