joyce8/EMBER2024-capa huggingface dataset:
Function at 0x519720
Capabilities:
Authenticate hmac
Encode data using xor

Disassembly:
mov eax, 0x8c
call fcn.00573700
mov eax, dword [0x63406c]
xor eax, esp
mov dword [esp + 0x88], eax
mov edx, dword [esp + 0xa0]
xor eax, eax
push ebx
mov ebx, dword [esp + 0x9c]
push ebp
mov ebp, dword [esp + 0x9c]
push esi
mov esi, dword [esp + 0x9c]
push edi
mov edi, dword [esp + 0xac]
mov dword [esp + 0x10], edx
test edi, edi
je 0x519786
cmp edi, dword [esi]
je 0x51977d
test ebp, ebp
je 0x519800
test ebx, ebx
js 0x519800
mov eax, 1
mov dword [esi], edi
jmp 0x51978c
mov edi, dword [esi]
test edi, edi
je 0x519800
test ebp, ebp
je 0x51991b
push edi
call fcn.004e06d0
add esp, 4
mov dword [esp + 0x14], eax
cmp eax, 0x80
jle 0x5197c0
push str.j____int_sizeof_ctx__key_
push 0x74
push str..cryptohmachmac.c
call fcn.004dcb30
mov eax, dword [esp + 0x20]
add esp, 0xc
cmp eax, ebx
jge 0x51981b
push dword [esp + 0x10]
lea eax, [esi + 4]
push edi
push eax
call fcn.004cf340
add esp, 0xc
test eax, eax
je 0x519800
push ebx
push ebp
lea ebx, [esi + 4]
push ebx
call fcn.004cf4f0
add esp, 0xc
test eax, eax
je 0x519800
lea ebp, [esi + 0x4c]
push ebp
lea eax, [esi + 0x50]
push eax
push ebx
call fcn.004cf2a0
add esp, 0xc
test eax, eax
jne 0x519837
xor eax, eax
mov ecx, dword [esp + 0x98]
pop edi
pop esi
pop ebp
pop ebx
xor ecx, esp
call fcn.0057277e
add esp, 0x8c
ret
cmp ebx, 0x80
ja 0x519800
push ebx
lea eax, [esi + 0x50]
push ebp
push eax
call fcn.0058bc30
lea ebp, [esi + 0x4c]
add esp, 0xc
mov dword [ebp], ebx
mov ecx, dword [ebp]
cmp ecx, 0x80
je 0x51985a
mov eax, 0x80
sub eax, ecx
push eax
lea eax, [esi + 0x50]
add eax, ecx
push 0
push eax
call fcn.0058b610
add esp, 0xc
mov edx, dword [esp + 0x10]
xor ecx, ecx
mov al, byte [esi + ecx + 0x50]
xor al, 0x36
mov byte [esp + ecx + 0x18], al
inc ecx
cmp ecx, 0x80
jl 0x519860
push edx
lea ebx, [esi + 0x1c]
push edi
push ebx
call fcn.004cf340
add esp, 0xc
test eax, eax
je 0x519800
push edi
call fcn.004e06d0
push eax
lea eax, [esp + 0x20]
push eax
push ebx
call fcn.004cf4f0
add esp, 0x10
test eax, eax
je 0x519800
xor ecx, ecx
nop dword [eax + eax]
mov al, byte [esi + ecx + 0x50]
xor al, 0x5c
mov byte [esp + ecx + 0x18], al
inc ecx
cmp ecx, 0x80
jl 0x5198b0
push dword [esp + 0x10]
lea ebx, [esi + 0x34]
push edi
push ebx
call fcn.004cf340
add esp, 0xc
test eax, eax
je 0x519800
push edi
call fcn.004e06d0
push eax
lea eax, [esp + 0x20]
push eax
push ebx
call fcn.004cf4f0
add esp, 0x10
test eax, eax
je 0x519800
lea eax, [esi + 0x1c]
push eax
lea eax, [esi + 4]
push eax
call fcn.004cf5c0
add esp, 8
test eax, eax
je 0x519800
mov eax, 1
jmp 0x519802
test eax, eax
je 0x5198f9
jmp 0x51985e
Function at 0x51ac80
Capabilities:
Resolve function by parsing pe exports

Disassembly:
mov eax, 0x6c
call fcn.00573700
mov eax, dword [0x63406c]
xor eax, esp
mov dword [esp + 0x68], eax
mov eax, dword [esp + 0x74]
push ebx
mov dword [esp + 0xc], eax
xor ebx, ebx
mov eax, dword [esp + 0x7c]
push ebp
mov ebp, dword [esp + 0x78]
push esi
mov dword [esp + 0x10], eax
xor esi, esi
mov dword [eax], ebx
lea eax, [esp + 0x1c]
push edi
mov edi, dword [esp + 0x8c]
push eax
call fcn.004cf760
lea eax, [esp + 0x24]
push ebp
push eax
call fcn.004cf5c0
add esp, 0xc
test eax, eax
je 0x51ad82
lea eax, [esp + 0x1c]
push eax
lea eax, [esp + 0x3c]
push eax
lea eax, [esp + 0x28]
push eax
call fcn.004cf2a0
add esp, 0xc
test eax, eax
je 0x51ad82
lea eax, [esp + 0x20]
push eax
call fcn.004cf500
mov esi, dword [ebp]
add esp, 4
test byte [esi + 0xc], 4
je 0x51ada0
push edi
call fcn.004cfee0
push ebx
push edi
mov dword [esp + 0x1c], eax
call fcn.004e0960
mov esi, eax
add esp, 0xc
test esi, esi
je 0x51ad82
push esi
call fcn.0051d9f0
add esp, 4
test eax, eax
jle 0x51ad82
push dword [ebp]
push ebx
push 1
push 0xf8
push 0xffffffffffffffff
push esi
call fcn.004e0710
add esp, 0x18
test eax, eax
jle 0x51ad82
push dword [esp + 0x1c]
lea eax, [esp + 0x3c]
push eax
lea eax, [esp + 0x18]
push eax
push dword [esp + 0x24]
push esi
call fcn.0051d900
add esp, 0x14
test eax, eax
jle 0x51ad82
mov ecx, dword [esp + 0x14]
mov ebx, 1
mov eax, dword [esp + 0x10]
mov dword [ecx], eax
push esi
call fcn.004e0900
add esp, 4
mov eax, ebx
pop edi
pop esi
pop ebp
pop ebx
mov ecx, dword [esp + 0x68]
xor ecx, esp
call fcn.0057277e
add esp, 0x6c
ret
xor eax, eax
lea ecx, [esi + 0x2c]
mov edx, dword [ecx]
test edx, edx
je 0x51adb8
cmp dword [edi], edx
je 0x51ade2
inc eax
add ecx, 4
cmp eax, 4
jl 0x51ada5
push 0x7b
push str..cryptoevpp_sign.c
push 0x6e
push 0x6b
push 6
call fcn.004d5da0
add esp, 0x14
xor eax, eax
pop edi
pop esi
pop ebp
pop ebx
mov ecx, dword [esp + 0x68]
xor ecx, esp
call fcn.0057277e
add esp, 0x6c
ret
mov eax, dword [esi + 0x24]
test eax, eax
jne 0x51ae16
push 0x80
push str..cryptoevpp_sign.c
push 0x68
push 0x6b
push 6
call fcn.004d5da0
add esp, 0x14
xor eax, eax
pop edi
pop esi
pop ebp
pop ebx
mov ecx, dword [esp + 0x68]
xor ecx, esp
call fcn.0057277e
add esp, 0x6c
ret
push dword [edi + 0x14]
mov ecx, dword [esp + 0x18]
push ecx
push dword [esp + 0x20]
lea ecx, [esp + 0x44]
push dword [esp + 0x28]
push ecx
push dword [esi]
call eax
mov ecx, dword [esp + 0x90]
add esp, 0x18
pop edi
pop esi
pop ebp
pop ebx
xor ecx, esp
call fcn.0057277e
add esp, 0x6c
ret
Function at 0x51efc0
Capabilities:
Encode data using xor

Disassembly:
push edi
mov edi, dword [esp + 8]
cmp dword [edi + 0x10c], 0xffffffff
jne 0x51efd2
xor eax, eax
pop edi
ret
push ebp
push esi
push edi
call fcn.004d28a0
mov ecx, dword [esp + 0x1c]
add esp, 4
mov ebp, dword [esp + 0x14]
mov esi, eax
mov dword [ecx], esi
test ebp, ebp
je 0x51f095
mov ecx, dword [edi + 0x10c]
push ebx
cmp ecx, esi
jne 0x51f026
test esi, esi
jle 0x51f074
mov edx, ebp
lea ecx, [edi + 0x8c]
mov ebx, esi
nop word [eax + eax]
mov al, byte [ecx + 0x60]
lea ecx, [ecx + 1]
xor al, byte [ecx - 1]
lea edx, [edx + 1]
mov byte [edx - 1], al
sub ebx, 1
jne 0x51f010
jmp 0x51f074
sub eax, ecx
mov byte [ecx + edi + 0xec], 0x80
cmp eax, 1
jle 0x51f04a
dec eax
push eax
lea eax, [edi + 0xed]
add eax, ecx
push 0
push eax
call fcn.0058b610
add esp, 0xc
test esi, esi
jle 0x51f074
mov edx, ebp
lea ecx, [edi + 0xac]
mov ebx, esi
nop dword [eax + eax]
mov al, byte [ecx + 0x40]
lea ecx, [ecx + 1]
xor al, byte [ecx - 1]
lea edx, [edx + 1]
mov byte [edx - 1], al
sub ebx, 1
jne 0x51f060
push esi
push ebp
push ebp
push edi
call fcn.004e0680
add esp, 0x10
pop ebx
test eax, eax
jne 0x51f095
push esi
push ebp
call fcn.00401360
add esp, 8
xor eax, eax
pop esi
pop ebp
pop edi
ret
pop esi
pop ebp
mov eax, 1
pop edi
ret
Function at 0x521ef0
Capabilities:
Resolve function by parsing pe exports

Disassembly:
mov eax, 0x70
call fcn.00573700
mov eax, dword [0x63406c]
xor eax, esp
mov dword [esp + 0x6c], eax
cmp dword [esp + 0x88], 0x40000000
mov eax, dword [esp + 0x7c]
mov dword [esp + 8], eax
mov eax, dword [esp + 0x84]
push ebp
mov ebp, dword [esp + 0x78]
mov dword [esp + 0x14], eax
mov eax, dword [esp + 0x90]
push esi
mov dword [esp + 0xc], eax
mov dword [esp + 0x14], 0
ja 0x5220c7
mov esi, dword [esp + 0x80]
cmp esi, 0x40000000
ja 0x5220c7
cmp dword [esp + 0x88], 0x40000000
ja 0x5220c7
push ebx
push edi
push eax
call fcn.004e06e0
mov edi, eax
lea eax, [esp + 0x28]
push eax
call fcn.004cf760
push 0
push dword [esp + 0x20]
lea eax, [esp + 0x34]
mov ebx, 1
push eax
call fcn.004cf340
push dword [esp + 0xa4]
lea eax, [esp + 0x3c]
mov dword [esp + 0x28], 0x1000000
push dword [esp + 0x30]
push eax
call fcn.004cf4f0
add esp, 0x20
test eax, eax
je 0x5220a3
push 4
lea eax, [esp + 0x14]
push eax
lea eax, [esp + 0x2c]
push eax
call fcn.004cf4f0
add esp, 0xc
test eax, eax
je 0x5220a3
push dword [esp + 0x98]
lea eax, [esp + 0x28]
push dword [esp + 0x24]
push eax
call fcn.004cf4f0
add esp, 0xc
test eax, eax
je 0x5220a3
push 0
cmp esi, edi
jb 0x52206b
lea eax, [esp + 0x28]
push ebp
push eax
call fcn.004cf270
add esp, 0xc
test eax, eax
je 0x5220a3
sub esi, edi
je 0x52209b
push 0
push dword [esp + 0x18]
lea eax, [esp + 0x2c]
add ebp, edi
push eax
inc ebx
call fcn.004cf340
push dword [esp + 0x9c]
mov eax, ebx
mov byte [esp + 0x23], bl
push dword [esp + 0x28]
shr eax, 8
mov byte [esp + 0x26], al
mov eax, ebx
shr eax, 0x10
mov byte [esp + 0x25], al
mov eax, ebx
shr eax, 0x18
mov byte [esp + 0x24], al
lea eax, [esp + 0x38]
push eax
call fcn.004cf4f0
add esp, 0x18
test eax, eax
jne 0x521fb7
jmp 0x5220a3
lea eax, [esp + 0x40]
push eax
lea eax, [esp + 0x2c]
push eax
call fcn.004cf270
add esp, 0xc
test eax, eax
je 0x5220a3
push esi
lea eax, [esp + 0x40]
push eax
push ebp
call fcn.0058bc30
lea eax, [esp + 0x48]
push edi
push eax
call fcn.00401360
add esp, 0x14
mov dword [esp + 0x1c], 1
lea eax, [esp + 0x24]
push eax
call fcn.004cf500
mov eax, dword [esp + 0x20]
add esp, 4
pop edi
pop ebx
pop esi
pop ebp
mov ecx, dword [esp + 0x6c]
xor ecx, esp
call fcn.0057277e
add esp, 0x70
ret
mov ecx, dword [esp + 0x74]
xor eax, eax
pop esi
pop ebp
xor ecx, esp
call fcn.0057277e
add esp, 0x70
ret
Function at 0x525270
Capabilities:
Encode data using xor
Encrypt data using rc4 prga

Disassembly:
mov eax, dword [esp + 0x10]
mov edx, 0x400
push ebx
push ebp
mov ebp, dword [esp + 0xc]
push esi
push edi
mov edi, 0x80
mov esi, edx
mov ecx, edi
mov byte [ebp], 0
cmp dword [esp + 0x18], ecx
cmovle ecx, dword [esp + 0x18]
test eax, eax
cmovg esi, eax
cmp esi, edx
cmovg esi, edx
mov dword [esp + 0x14], esi
test ecx, ecx
jle 0x5252c5
mov ebx, dword [esp + 0x1c]
mov edx, ebp
sub ebx, ebp
mov esi, ecx
mov al, byte [ebx + edx]
lea edx, [edx + 1]
mov byte [edx - 1], al
sub esi, 1
jne 0x5252b3
mov esi, dword [esp + 0x14]
movzx ebx, byte [ecx + ebp - 1]
cmp ecx, edi
jge 0x5252ea
mov edx, ebp
movzx eax, byte [edx]
lea edx, [edx + 1]
add eax, ebx
movzx eax, al
movzx ebx, byte [eax + 0x5f7990]
mov byte [ecx + ebp], bl
inc ecx
cmp ecx, edi
jl 0x5252d0
mov ecx, dword [esp + 0x14]
lea ebx, [esi + 7]
sar ebx, 3
neg ecx
sub edi, ebx
and ecx, 7
movzx eax, byte [edi + ebp]
lea esi, [edi + ebp]
mov edx, 0xff
sar edx, cl
and edx, eax
movzx ecx, byte [edx + 0x5f7990]
mov byte [esi], cl
test edi, edi
je 0x525338
nop dword [eax + eax]
movzx eax, byte [esi + ebx - 1]
lea esi, [esi - 1]
xor eax, ecx
movzx ecx, byte [eax + 0x5f7990]
mov byte [esi], cl
sub edi, 1
jne 0x525320
lea esi, [ebp + 0xfc]
mov edi, 0x40
lea edx, [ebp + 0x7e]
movzx ecx, byte [edx + 1]
lea esi, [esi - 4]
movzx eax, byte [edx]
lea edx, [edx - 2]
shl ecx, 8
or ecx, eax
mov dword [esi + 4], ecx
sub edi, 1
jne 0x525346
pop edi
pop esi
pop ebp
pop ebx
ret
Function at 0x527a00
Capabilities:
Encrypt data using rc4 prga

Disassembly:
mov eax, 0x2c
call fcn.00573700
mov eax, dword [0x63406c]
xor eax, esp
mov dword [esp + 0x28], eax
mov eax, dword [esp + 0x34]
mov dword [esp], eax
mov eax, dword [esp + 0x3c]
mov dword [esp + 0x10], eax
mov eax, dword [esp + 0x40]
mov dword [esp + 0x18], eax
push ebx
push ebp
movzx ebx, byte [eax]
lea ebp, [eax + 1]
mov edx, ebp
shl ebx, 0x18
push esi
push edi
mov edi, dword [esp + 0x54]
movzx eax, byte [edx]
movzx ecx, byte [edx + 3]
shl eax, 0x10
or ebx, eax
shl ecx, 0x18
movzx eax, byte [edx + 1]
shl eax, 8
or ebx, eax
mov esi, dword [edi]
movzx eax, byte [edx + 2]
or ebx, eax
mov dword [esp + 0x1c], edi
movzx eax, byte [edx + 4]
shl eax, 0x10
or ecx, eax
mov dword [esp + 0x24], ebp
movzx eax, byte [edx + 6]
mov dword [esp + 0x14], ecx
movzx ecx, byte [edx + 5]
mov edx, dword [esp + 0x14]
shl ecx, 8
or ecx, eax
mov dword [esp + 0x14], ebx
mov eax, ebx
mov byte [esp + 0x2f], bl
shr eax, 0x18
or edx, ecx
mov byte [esp + 0x2c], al
mov eax, ebx
shr eax, 0x10
mov byte [esp + 0x2d], al
mov eax, ebx
shr eax, 8
mov byte [esp + 0x2e], al
mov eax, edx
shr eax, 0x18
mov byte [esp + 0x30], al
mov eax, edx
shr eax, 0x10
mov byte [esp + 0x31], al
mov eax, edx
shr eax, 8
mov byte [esp + 0x32], al
mov eax, dword [esp + 0x48]
mov dword [esp + 0x18], edx
mov byte [esp + 0x33], dl
test eax, eax
je 0x527bc5
mov ecx, dword [esp + 0x10]
mov edi, dword [esp + 0x40]
sub ecx, edi
mov dword [esp + 0x10], ecx
xor ebp, ebp
nop dword [eax]
dec eax
mov dword [esp + 0x48], eax
test esi, esi
jne 0x527b55
push dword [esp + 0x20]
lea eax, [esp + 0x18]
push eax
call fcn.00410fc0
mov ebx, dword [esp + 0x1c]
add esp, 8
mov edx, dword [esp + 0x18]
mov eax, ebx
shr eax, 0x18
mov byte [esp + 0x2c], al
mov eax, ebx
mov ecx, dword [esp + 0x10]
shr eax, 0x10
mov byte [esp + 0x2d], al
mov eax, ebx
shr eax, 8
mov byte [esp + 0x2e], al
mov eax, edx
shr eax, 0x18
mov byte [esp + 0x30], al
mov eax, edx
shr eax, 0x10
mov byte [esp + 0x31], al
mov eax, edx
shr eax, 8
inc ebp
mov byte [esp + 0x2f], bl
mov byte [esp + 0x32], al
mov byte [esp + 0x33], dl
mov al, byte [esp + esi + 0x2c]
inc esi
xor al, byte [edi]
and esi, 7
mov byte [ecx + edi], al
inc edi
mov eax, dword [esp + 0x48]
test eax, eax
jne 0x527af0
test ebp, ebp
mov ebp, dword [esp + 0x24]
je 0x527bac
mov ecx, dword [esp + 0x28]
mov eax, ebx
shr eax, 0x18
mov byte [ecx], al
mov eax, ebx
shr eax, 0x10
mov byte [ebp], al
mov eax, ebx
shr eax, 8
mov byte [ebp + 1], al
mov eax, edx
shr eax, 0x18
mov byte [ebp + 2], bl
mov byte [ebp + 3], al
mov eax, edx
shr eax, 0x10
mov byte [ebp + 4], al
mov eax, edx
shr eax, 8
mov byte [ebp + 5], al
mov byte [ebp + 6], dl
mov eax, dword [esp + 0x1c]
pop edi
mov dword [eax], esi
pop esi
pop ebp
pop ebx
mov ecx, dword [esp + 0x28]
xor ecx, esp
call fcn.0057277e
add esp, 0x2c
ret
mov ecx, dword [esp + 0x38]
mov dword [edi], esi
pop edi
pop esi
pop ebp
pop ebx
xor ecx, esp
call fcn.0057277e
add esp, 0x2c
ret
Function at 0x529550
Capabilities:
Encode data using xor

Disassembly:
mov eax, 4
call fcn.00573700
push ebx
push esi
mov esi, dword [esp + 0x10]
push edi
mov edi, dword [esp + 0x1c]
mov ebx, dword [esi + 0x160]
mov dword [esi], 0
mov dword [esi + 4], 0
mov dword [esi + 8], 0
mov dword [esi + 0xc], 0
mov dword [esi + 0x40], 0
mov dword [esi + 0x44], 0
mov dword [esi + 0x48], 0
mov dword [esi + 0x4c], 0
mov dword [esi + 0x30], 0
mov dword [esi + 0x34], 0
mov dword [esi + 0x38], 0
mov dword [esi + 0x3c], 0
mov dword [esp + 0x14], ebx
mov dword [esi + 0x16c], 0
mov dword [esi + 0x168], 0
cmp edi, 0xc
jne 0x5295fb
mov eax, dword [esp + 0x18]
mov edi, 1
movq xmm0, qword [eax]
movq qword [esi], xmm0
mov eax, dword [eax + 8]
mov dword [esi + 8], eax
mov byte [esi + 0xf], 1
jmp 0x529719
mov dword [esp + 0xc], edi
push ebp
mov ebp, dword [esp + 0x1c]
cmp edi, 0x10
jb 0x529673
mov ebx, ebp
lea ecx, [esi + 0xf]
mov eax, edi
sub ebx, esi
shr eax, 4
mov dword [esp + 0x20], eax
nop dword [eax]
lea eax, [ebx + ecx]
cmp esi, eax
ja 0x529642
cmp ecx, ebp
jb 0x529642
mov ecx, esi
mov edx, 0x10
mov al, byte [ebx + ecx]
lea ecx, [ecx + 1]
xor byte [ecx - 1], al
sub edx, 1
jne 0x529632
jmp 0x529650
movups xmm1, xmmword [esi]
movups xmm0, xmmword [ebp]
pxor xmm1, xmm0
movups xmmword [esi], xmm1
lea eax, [esi + 0x60]
push eax
push esi
call dword [esp + 0x20]
add esp, 8
lea ecx, [esi + 0xf]
add ebp, 0x10
add ebx, 0x10
sub edi, 0x10
sub dword [esp + 0x20], 1
jne 0x529620
mov ebx, dword [esp + 0x18]
test edi, edi
je 0x5296f2
xor edx, edx
test edi, edi
je 0x5296e8
cmp edi, 0x20
jb 0x5296cb
lea eax, [ebp - 1]
lea ecx, [esi - 1]
add eax, edi
add ecx, edi
cmp esi, eax
ja 0x529694
cmp ecx, ebp
jae 0x5296cb
mov ecx, edi
mov ebx, ebp
and ecx, 0xffffffe0
mov eax, esi
sub ebx, esi
nop
movups xmm0, xmmword [eax]
lea eax, [eax + 0x20]
movups xmm1, xmmword [eax + ebx - 0x20]
pxor xmm1, xmm0
movups xmmword [eax - 0x20], xmm1
movups xmm1, xmmword [edx + ebp + 0x10]
add edx, 0x20
movups xmm0, xmmword [eax - 0x10]
pxor xmm1, xmm0
movups xmmword [eax - 0x10], xmm1
cmp edx, ecx
jb 0x5296a0
cmp edx, edi
jae 0x5296e4
sub ebp, esi
lea ecx, [edx + esi]
sub edi, edx
mov al, byte [ecx + ebp]
lea ecx, [ecx + 1]
xor byte [ecx - 1], al
sub edi, 1
jne 0x5296d6
mov ebx, dword [esp + 0x18]
lea eax, [esi + 0x60]
push eax
push esi
call ebx
add esp, 8
mov eax, dword [esp + 0x10]
xor ecx, ecx
shld ecx, eax, 3
shl eax, 3
bswap eax
xor dword [esi + 0xc], eax
lea eax, [esi + 0x60]
push eax
bswap ecx
xor dword [esi + 8], ecx
push esi
call ebx
mov edi, dword [esi + 0xc]
add esp, 8
bswap edi
pop ebp
push dword [esi + 0x174]
lea eax, [esi + 0x20]
push eax
mov eax, dword [esi + 0x170]
push esi
call eax
add esp, 0xc
inc edi
bswap edi
mov dword [esi + 0xc], edi
pop edi
pop esi
pop ebx
pop ecx
ret

Function at 0x52d250
Capabilities:
Encode data using xor

Disassembly:
cmp dword [esp + 0x18], 0
je 0x52d264
mov dword [esp + 0x18], fcn.0052ba20
jmp fcn.00527eb0
mov dword [esp + 0x18], fcn.0052acc0
jmp fcn.00527c00
Function at 0x53a760
Capabilities:
Encode data using xor

Disassembly:
mov edx, dword [esp + 8]
push ebx
mov ebx, dword [esp + 0x10]
push ebp
mov ecx, dword [edx + 4]
mov ebp, edx
push edi
cmp ecx, dword [ebx + 4]
mov edi, dword [esp + 0x10]
cmovge ebp, ebx
cmovge ebx, edx
mov eax, dword [ebx + 4]
cmp eax, dword [edi + 8]
jg 0x53a789
mov eax, edi
jmp 0x53a793
push eax
push edi
call fcn.004cc1f0
add esp, 8
test eax, eax
jne 0x53a79b
pop edi
pop ebp
pop ebx
ret
xor eax, eax
cmp dword [ebp + 4], eax
jle 0x53a7ba
push esi
mov ecx, dword [ebx]
mov edx, dword [ebp]
mov esi, dword [ecx + eax*4]
mov ecx, dword [edi]
xor esi, dword [edx + eax*4]
mov dword [ecx + eax*4], esi
inc eax
cmp eax, dword [ebp + 4]
jl 0x53a7a3
pop esi
cmp eax, dword [ebx + 4]
jge 0x53a7d0
nop
mov ecx, dword [ebx]
mov edx, dword [edi]
mov ecx, dword [ecx + eax*4]
mov dword [edx + eax*4], ecx
inc eax
cmp eax, dword [ebx + 4]
jl 0x53a7c0
mov ecx, dword [ebx + 4]
mov dword [edi + 4], ecx
test ecx, ecx
jle 0x53a7f3
mov edx, dword [edi]
add edx, 0xfffffffc
lea edx, [edx + ecx*4]
mov eax, dword [edx]
lea edx, [edx - 4]
test eax, eax
jne 0x53a7f0
dec ecx
test ecx, ecx
jg 0x53a7e2
mov dword [edi + 4], ecx
cmp dword [edi + 4], 0
jne 0x53a800
mov dword [edi + 0xc], 0
pop edi
pop ebp
mov eax, 1
pop ebx
ret
Function at 0x55ae10
Capabilities:
Encode data using xor

Disassembly:
mov eax, 0xa8
call fcn.00573700
mov eax, dword [0x63406c]
xor eax, esp
mov dword [esp + 0xa4], eax
mov eax, dword [esp + 0xac]
push ebx
mov dword [esp + 0x24], eax
mov eax, dword [esp + 0xb4]
push ebp
push esi
mov esi, dword [esp + 0xc4]
xor ebp, ebp
mov eax, dword [eax + 4]
push edi
mov edi, dword [esp + 0xc4]
mov dword [esp + 0x14], eax
sub eax, edi
mov dword [esp + 0x10], eax
cmp esi, edi
jae 0x55ae76
push str.orig_len___md_size
push 0xf8
push str.._ssl_s3_cbc.c
call fcn.004dcb30
add esp, 0xc
cmp edi, 0x40
jbe 0x55ae92
push str.md_size___EVP_MAX_MD_SIZE
push 0xf9
push str.._ssl_s3_cbc.c
call fcn.004dcb30
add esp, 0xc
lea eax, [esp + 0x34]
neg eax
lea ebx, [esp + 0x34]
and eax, 0x3f
add ebx, eax
lea eax, [edi + 0x100]
mov dword [esp + 0x20], ebx
cmp esi, eax
jbe 0x55aeb9
mov ebp, esi
sub ebp, edi
sub ebp, 0x100
mov eax, edi
xor edx, edx
and eax, 0xfffffffe
shl eax, 0x17
sub eax, ebp
add eax, dword [esp + 0x10]
div edi
push edi
mov esi, edx
push 0
push ebx
mov dword [esp + 0x38], esi
call fcn.0058b610
add esp, 0xc
mov dword [esp + 0x18], 0
cmp ebp, dword [esp + 0xc8]
jae 0x55afb1
mov ecx, dword [esp + 0x10]
mov edx, ecx
mov ebx, dword [esp + 0x14]
mov esi, ebx
mov eax, dword [esp + 0xc0]
sub esi, ecx
shr edx, 0x1f
mov dword [esp + 0x1c], edx
mov edx, ebx
shr edx, 0x1f
mov eax, dword [eax + 0xc]
mov dword [esp + 0x14], edx
mov edx, ebp
sub edx, ebx
mov dword [esp + 0x24], esi
mov esi, dword [esp + 0x20]
add eax, ebx
mov dword [esp + 0x10], edx
mov dword [esp + 0x28], eax
mov ebx, dword [esp + 0x24]
mov ecx, ebp
shr ecx, 0x1f
inc ebp
mov al, cl
xor al, byte [esp + 0x1c]
lea ebx, [ebx + edx]
shr edx, 0x1f
xor dl, byte [esp + 0x14]
shr ebx, 0x1f
xor bl, byte [esp + 0x1c]
or bl, al
mov al, cl
xor al, byte [esp + 0x14]
xor bl, cl
or dl, al
dec bl
mov eax, dword [esp + 0x10]
xor dl, cl
mov ecx, dword [esp + 0x28]
dec dl
not dl
mov al, byte [ecx + eax]
mov ecx, dword [esp + 0x18]
and dl, al
and dl, bl
or byte [ecx + esi], dl
mov edx, ecx
inc edx
mov ecx, edx
mov eax, edx
sub ecx, edi
xor eax, edi
xor ecx, edi
or ecx, eax
xor ecx, edx
shr ecx, 0x1f
neg ecx
and edx, ecx
mov dword [esp + 0x18], edx
mov edx, dword [esp + 0x10]
inc edx
mov dword [esp + 0x10], edx
cmp ebp, dword [esp + 0xc8]
jb 0x55af30
mov esi, dword [esp + 0x2c]
mov ebx, dword [esp + 0x20]
xor edx, edx
test edi, edi
je 0x55afea
mov ebp, dword [esp + 0x30]
nop dword [eax + eax]
mov eax, esi
xor eax, 0x20
mov al, byte [eax + ebx]
movzx eax, byte [esi + ebx]
inc esi
mov byte [edx + ebp], al
mov ecx, esi
sub ecx, edi
mov eax, esi
xor ecx, edi
xor eax, edi
or ecx, eax
inc edx
xor ecx, esi
shr ecx, 0x1f
neg ecx
and esi, ecx
cmp edx, edi
jb 0x55afc0
mov ecx, dword [esp + 0xb4]
pop edi
pop esi
pop ebp
pop ebx
xor ecx, esp
call fcn.0057277e
add esp, 0xa8
ret
Function at 0x55ba20
Capabilities:
Encode data using xor

Disassembly:
mov eax, 4
call fcn.00573700
push ebp
mov ebp, dword [esp + 0x18]
push esi
mov esi, dword [esp + 0x14]
inc ebp
push edi
mov edi, dword [esp + 0x14]
mov eax, dword [edi + 8]
mov eax, dword [eax + 0x64]
test byte [eax + 0x38], 1
je 0x55ba68
mov ecx, dword [esp + 0x1c]
mov edx, dword [esi + 4]
lea eax, [ecx + ebp]
cmp eax, edx
jbe 0x55ba5b
pop edi
pop esi
xor eax, eax
pop ebp
pop ecx
ret
add dword [esi + 0xc], ecx
add dword [esi + 0x10], ecx
sub edx, ecx
mov dword [esi + 4], edx
jmp 0x55ba6d
cmp ebp, dword [esi + 4]
ja 0x55ba54
test dword [edi + 0x100], 0x200
mov ecx, dword [esi + 0xc]
mov eax, dword [esi + 4]
push ebx
movzx ebx, byte [ecx + eax - 1]
je 0x55bac0
cmp dword [edi + 0x88], 0
jne 0x55bac0
mov eax, dword [edi + 0x58]
push 8
add eax, 8
push 0x60370c
push eax
call fcn.004dc720
add esp, 0xc
test eax, eax
jne 0x55bab3
test bl, 1
jne 0x55bab3
mov eax, dword [edi + 0x58]
or dword [eax], 8
mov eax, dword [edi + 0x58]
test byte [eax], 8
je 0x55bac0
test ebx, ebx
je 0x55bac0
dec ebx
mov eax, dword [edi + 0x80]
push dword [eax]
call fcn.004fb700
add esp, 4
test eax, 0x200000
je 0x55baea
or eax, 0xffffffff
sub eax, ebx
add dword [esi + 4], eax
mov eax, 1
pop ebx
pop edi
pop esi
pop ebp
pop ecx
ret
mov edi, dword [esi + 4]
lea ecx, [ebx + ebp]
mov edx, edi
mov dword [esp + 0x10], edi
sub edx, ecx
mov eax, edi
xor edx, ecx
xor eax, ecx
or edx, eax
mov ebp, 0xff
xor edx, edi
lea eax, [edi - 1]
shr edx, 0x1f
dec edx
cmp eax, ebp
mov dword [esp + 0x24], edx
cmovb ebp, eax
xor edx, edx
test ebp, ebp
je 0x55bb6f
mov ecx, ebx
dec edi
shr ecx, 0x1f
add edi, dword [esi + 0xc]
mov dword [esp + 0x18], ecx
nop word [eax + eax]
mov ecx, ebx
lea edi, [edi - 1]
sub ecx, edx
mov eax, edx
shr ecx, 0x1f
inc edx
shr eax, 0x1f
xor cl, al
xor al, byte [esp + 0x18]
or cl, al
movzx eax, byte [edi + 1]
xor cl, byte [esp + 0x18]
xor eax, ebx
dec cl
movzx ecx, cl
and ecx, eax
mov eax, dword [esp + 0x24]
not ecx
and eax, ecx
mov dword [esp + 0x24], eax
cmp edx, ebp
jb 0x55bb30
mov edi, dword [esp + 0x10]
jmp 0x55bb73
mov eax, dword [esp + 0x24]
not eax
movzx eax, al
lea ecx, [eax - 1]
not eax
shr eax, 0x1f
shr ecx, 0x1f
and ecx, eax
lea eax, [ebx + 1]
neg ecx
and eax, ecx
sub edi, eax
shl eax, 8
or dword [esi], eax
mov eax, ecx
pop ebx
mov dword [esi + 4], edi
and eax, 1
pop edi
not ecx
pop esi
or eax, ecx
pop ebp
pop ecx
ret