Files
picoCTF/some_assembly_required_1/G82XCw5CX3.wasm
Maxime Vorwerk 4249da71a3 ?
2024-10-24 14:18:44 +02:00

262 lines
7.0 KiB
Plaintext
Executable File

(module
(table $table0 1 1 funcref)
(memory $memory0 2)
(global $global0 (mut i32) (i32.const 66864))
(global $global1 i32 (i32.const 1072))
(global $global2 i32 (i32.const 1024))
(global $global3 i32 (i32.const 1328))
(global $global4 i32 (i32.const 1024))
(global $global5 i32 (i32.const 66864))
(global $global6 i32 (i32.const 0))
(global $global7 i32 (i32.const 1))
(export "memory" (memory $memory0))
(export "__wasm_call_ctors" (func $func0))
(export "strcmp" (func $func1))
(export "check_flag" (func $func2))
(export "input" (global $global1))
(export "copy_char" (func $func3))
(export "__dso_handle" (global $global2))
(export "__data_end" (global $global3))
(export "__global_base" (global $global4))
(export "__heap_base" (global $global5))
(export "__memory_base" (global $global6))
(export "__table_base" (global $global7))
(func $func0
)
(func $func1 (param $var0 i32) (param $var1 i32) (result i32)
(local $var2 i32) (local $var3 i32) (local $var4 i32) (local $var5 i32) (local $var6 i32) (local $var7 i32) (local $var8 i32) (local $var9 i32) (local $var10 i32) (local $var11 i32) (local $var12 i32) (local $var13 i32) (local $var14 i32) (local $var15 i32) (local $var16 i32) (local $var17 i32) (local $var18 i32) (local $var19 i32) (local $var20 i32) (local $var21 i32) (local $var22 i32) (local $var23 i32) (local $var24 i32) (local $var25 i32) (local $var26 i32) (local $var27 i32) (local $var28 i32) (local $var29 i32) (local $var30 i32) (local $var31 i32) (local $var32 i32) (local $var33 i32) (local $var34 i32) (local $var35 i32) (local $var36 i32) (local $var37 i32) (local $var38 i32) (local $var39 i32) (local $var40 i32) (local $var41 i32) (local $var42 i32) (local $var43 i32)
global.get $global0
local.set $var2
i32.const 32
local.set $var3
local.get $var2
local.get $var3
i32.sub
local.set $var4
local.get $var4
local.get $var0
i32.store offset=24
local.get $var4
local.get $var1
i32.store offset=20
local.get $var4
i32.load offset=24
local.set $var5
local.get $var4
local.get $var5
i32.store offset=16
local.get $var4
i32.load offset=20
local.set $var6
local.get $var4
local.get $var6
i32.store offset=12
block $label1
loop $label2
local.get $var4
i32.load offset=16
local.set $var7
i32.const 1
local.set $var8
local.get $var7
local.get $var8
i32.add
local.set $var9
local.get $var4
local.get $var9
i32.store offset=16
local.get $var7
i32.load8_u
local.set $var10
local.get $var4
local.get $var10
i32.store8 offset=11
local.get $var4
i32.load offset=12
local.set $var11
i32.const 1
local.set $var12
local.get $var11
local.get $var12
i32.add
local.set $var13
local.get $var4
local.get $var13
i32.store offset=12
local.get $var11
i32.load8_u
local.set $var14
local.get $var4
local.get $var14
i32.store8 offset=10
local.get $var4
i32.load8_u offset=11
local.set $var15
i32.const 255
local.set $var16
local.get $var15
local.get $var16
i32.and
local.set $var17
block $label0
local.get $var17
br_if $label0
local.get $var4
i32.load8_u offset=11
local.set $var18
i32.const 255
local.set $var19
local.get $var18
local.get $var19
i32.and
local.set $var20
local.get $var4
i32.load8_u offset=10
local.set $var21
i32.const 255
local.set $var22
local.get $var21
local.get $var22
i32.and
local.set $var23
local.get $var20
local.get $var23
i32.sub
local.set $var24
local.get $var4
local.get $var24
i32.store offset=28
br $label1
end $label0
local.get $var4
i32.load8_u offset=11
local.set $var25
i32.const 255
local.set $var26
local.get $var25
local.get $var26
i32.and
local.set $var27
local.get $var4
i32.load8_u offset=10
local.set $var28
i32.const 255
local.set $var29
local.get $var28
local.get $var29
i32.and
local.set $var30
local.get $var27
local.set $var31
local.get $var30
local.set $var32
local.get $var31
local.get $var32
i32.eq
local.set $var33
i32.const 1
local.set $var34
local.get $var33
local.get $var34
i32.and
local.set $var35
local.get $var35
br_if $label2
end $label2
local.get $var4
i32.load8_u offset=11
local.set $var36
i32.const 255
local.set $var37
local.get $var36
local.get $var37
i32.and
local.set $var38
local.get $var4
i32.load8_u offset=10
local.set $var39
i32.const 255
local.set $var40
local.get $var39
local.get $var40
i32.and
local.set $var41
local.get $var38
local.get $var41
i32.sub
local.set $var42
local.get $var4
local.get $var42
i32.store offset=28
end $label1
local.get $var4
i32.load offset=28
local.set $var43
local.get $var43
return
)
(func $func2 (result i32)
(local $var0 i32) (local $var1 i32) (local $var2 i32) (local $var3 i32) (local $var4 i32) (local $var5 i32) (local $var6 i32) (local $var7 i32) (local $var8 i32) (local $var9 i32) (local $var10 i32)
i32.const 0
local.set $var0
i32.const 1072
local.set $var1
i32.const 1024
local.set $var2
local.get $var2
local.get $var1
call $func1
local.set $var3
local.get $var3
local.set $var4
local.get $var0
local.set $var5
local.get $var4
local.get $var5
i32.ne
local.set $var6
i32.const -1
local.set $var7
local.get $var6
local.get $var7
i32.xor
local.set $var8
i32.const 1
local.set $var9
local.get $var8
local.get $var9
i32.and
local.set $var10
local.get $var10
return
)
(func $func3 (param $var0 i32) (param $var1 i32)
(local $var2 i32) (local $var3 i32) (local $var4 i32) (local $var5 i32) (local $var6 i32)
global.get $global0
local.set $var2
i32.const 16
local.set $var3
local.get $var2
local.get $var3
i32.sub
local.set $var4
local.get $var4
local.get $var0
i32.store offset=12
local.get $var4
local.get $var1
i32.store offset=8
local.get $var4
i32.load offset=12
local.set $var5
local.get $var4
i32.load offset=8
local.set $var6
local.get $var6
local.get $var5
i32.store8 offset=1072
return
)
(data (i32.const 1024) "picoCTF{d88090e679c48f3945fcaa6a7d6d70c5}\00\00")
)