joyce8/EMBER2024-capa huggingface dataset:
Function at 0x515090
Capabilities:
Encode data using xor

Disassembly:
mov eax, 8
call fcn.005f0180
mov ecx, dword [esp + 0xc]
push ebx
push ebp
mov ebp, dword [esp + 0x18]
push esi
mov esi, dword [esp + 0x20]
push edi
mov edi, dword [esp + 0x34]
mov dword [esp + 0x10], ecx
mov edi, dword [edi]
mov dword [esp + 0x14], edi
test edi, edi
je 0x5150dd
mov edx, dword [esp + 0x30]
test esi, esi
je 0x5150dd
mov al, byte [edi + edx]
dec esi
xor al, byte [ecx]
inc edi
mov byte [ebp], al
inc ecx
inc ebp
mov dword [esp + 0x10], ecx
and edi, 0xf
mov dword [esp + 0x14], edi
jne 0x5150c0
mov ebx, dword [esp + 0x2c]
movzx edx, byte [ebx + 0xc]
movzx eax, byte [ebx + 0xd]
shl edx, 8
or edx, eax
movzx eax, byte [ebx + 0xe]
shl edx, 8
or edx, eax
movzx eax, byte [ebx + 0xf]
shl edx, 8
or edx, eax
mov dword [esp + 0x24], edx
cmp esi, 0x10
jb 0x515197
mov edi, ebx
nop
mov ebx, esi
shr ebx, 4
add edx, ebx
mov dword [esp + 0x24], edx
cmp edx, ebx
jae 0x515127
sub ebx, edx
xor edx, edx
mov dword [esp + 0x24], edx
push edi
push dword [esp + 0x2c]
push ebx
push ebp
push ecx
call dword [esp + 0x4c]
mov edx, dword [esp + 0x38]
add esp, 0x14
mov eax, edx
mov byte [edi + 0xf], dl
shr eax, 0x18
mov byte [edi + 0xc], al
mov eax, edx
shr eax, 0x10
mov byte [edi + 0xd], al
mov eax, edx
shr eax, 8
mov byte [edi + 0xe], al
test edx, edx
jne 0x515179
mov edx, 0xc
mov ecx, 1
movzx eax, byte [edx + edi - 1]
dec edx
add ecx, eax
mov byte [edx + edi], cl
shr ecx, 8
test edx, edx
jne 0x515163
mov edx, dword [esp + 0x24]
mov ecx, dword [esp + 0x10]
shl ebx, 4
sub esi, ebx
add ecx, ebx
add ebp, ebx
mov dword [esp + 0x10], ecx
cmp esi, 0x10
jae 0x515110
mov edi, dword [esp + 0x14]
mov ebx, dword [esp + 0x2c]
test esi, esi
je 0x515205
mov eax, dword [esp + 0x30]
xorps xmm0, xmm0
push ebx
push dword [esp + 0x2c]
push 1
push eax
push eax
movups xmmword [eax], xmm0
call dword [esp + 0x4c]
mov ecx, dword [esp + 0x38]
add esp, 0x14
inc ecx
mov eax, ecx
mov byte [ebx + 0xf], cl
shr eax, 0x18
mov byte [ebx + 0xc], al
mov eax, ecx
shr eax, 0x10
mov byte [ebx + 0xd], al
mov eax, ecx
shr eax, 8
mov byte [ebx + 0xe], al
test ecx, ecx
jne 0x5151e2
push ebx
call fcn.00515250
add esp, 4
mov eax, dword [esp + 0x30]
sub ebp, eax
mov edx, dword [esp + 0x10]
sub edx, eax
lea ecx, [edi + eax]
add edi, esi
mov al, byte [edx + ecx]
lea ecx, [ecx + 1]
xor al, byte [ecx - 1]
mov byte [ecx + ebp - 1], al
sub esi, 1
jne 0x5151f3
mov eax, dword [esp + 0x34]
mov dword [eax], edi
pop edi
pop esi
pop ebp
pop ebx
add esp, 8
ret
Function at 0x515860
Capabilities:
Encode data using xor

Disassembly:
push ebx
mov ebx, dword [esp + 8]
mov eax, dword [ebx + 0x38]
or eax, dword [ebx + 0x3c]
je 0x515874
mov eax, 0xfffffffe
pop ebx
ret
push esi
mov esi, dword [esp + 0x14]
xor ecx, ecx
mov eax, esi
add eax, dword [ebx + 0x30]
adc ecx, dword [ebx + 0x34]
cmp ecx, 0x20000000
ja 0x515929
jb 0x515899
test eax, eax
jne 0x515929
push ebp
mov ebp, dword [esp + 0x14]
push edi
mov edi, dword [ebx + 0x16c]
mov dword [ebx + 0x30], eax
mov dword [ebx + 0x34], ecx
test edi, edi
je 0x5158d9
nop
test esi, esi
je 0x5158c5
mov al, byte [ebp]
dec esi
xor byte [edi + ebx + 0x40], al
inc ebp
inc edi
and edi, 0xf
jne 0x5158b0
jmp 0x5158c9
test edi, edi
jne 0x51591c
lea eax, [ebx + 0x60]
push eax
lea eax, [ebx + 0x40]
push eax
call fcn.00516b80
add esp, 8
mov eax, esi
and eax, 0xfffffff0
mov dword [esp + 0x14], eax
je 0x5158fe
push eax
push ebp
lea eax, [ebx + 0x60]
push eax
lea eax, [ebx + 0x40]
push eax
call fcn.00516940
add ebp, dword [esp + 0x24]
add esp, 0x10
sub esi, dword [esp + 0x14]
test esi, esi
je 0x51591c
xor ecx, ecx
mov edi, esi
test esi, esi
je 0x51591c
nop word [eax + eax]
mov al, byte [ecx + ebp]
xor byte [ebx + ecx + 0x40], al
inc ecx
cmp ecx, esi
jb 0x515910
mov dword [ebx + 0x16c], edi
xor eax, eax
pop edi
pop ebp
pop esi
pop ebx
ret
pop esi
or eax, 0xffffffff
pop ebx
ret
Function at 0x516b80
Capabilities:
Encode data using xor

Disassembly:
mov eax, 0x14
call fcn.005f0180
mov eax, dword [esp + 0x18]
push ebx
push ebp
push esi
movzx ecx, byte [eax + 0xf]
mov esi, dword [esp + 0x28]
mov ebp, ecx
and ecx, 0xf
mov dword [esp + 0x24], 0
add ecx, ecx
and ebp, 0xfffffff0
push edi
mov ebx, dword [esi + ecx*8]
mov edi, dword [esi + ecx*8 + 4]
mov edx, dword [esi + ecx*8 + 8]
mov ecx, dword [esi + ecx*8 + 0xc]
mov esi, edx
shrd edx, ecx, 4
and esi, 0xf
mov dword [esp + 0x14], ebx
or dword [esp + 0x28], edx
shl dword [esp + 0x14], 0x1c
shrd ebx, edi, 4
mov edx, dword [esi*4 + 0x774c00]
mov esi, dword [esp + 0x2c]
shr ecx, 4
or dword [esp + 0x14], ecx
xor ecx, ecx
shr edi, 4
xor ecx, ebx
xor ecx, dword [esi + ebp]
xor edx, edi
xor edx, dword [esi + ebp + 4]
mov edi, dword [esp + 0x28]
mov ebx, dword [esp + 0x14]
xor edi, dword [esi + ebp + 8]
xor ebx, dword [esi + ebp + 0xc]
mov dword [esp + 0x18], edx
mov edx, 0xe
mov dword [esp + 0x10], ecx
mov dword [esp + 0x1c], edx
nop dword [eax + eax]
movzx edx, byte [edx + eax]
xor esi, esi
mov ebp, dword [esp + 0x10]
mov ecx, edx
shr ecx, 4
and edx, 0xf
mov dword [esp + 0x20], ecx
add edx, edx
mov ecx, edi
shl ebp, 0x1c
shrd edi, ebx, 4
and ecx, 0xf
mov dword [esp + 0x28], 0
shr ebx, 4
or esi, edi
or ebp, ebx
xor edi, edi
mov ebx, dword [ecx*4 + 0x774c00]
mov ecx, dword [esp + 0x18]
shrd dword [esp + 0x10], ecx, 4
xor edi, dword [esp + 0x10]
shr ecx, 4
xor ebx, ecx
mov ecx, dword [esp + 0x2c]
xor ebx, dword [ecx + edx*8 + 4]
xor ebp, dword [ecx + edx*8 + 0xc]
xor edi, dword [ecx + edx*8]
xor esi, dword [ecx + edx*8 + 8]
mov edx, edi
shrd edi, ebx, 4
mov ecx, esi
shl edx, 0x1c
shrd esi, ebp, 4
and ecx, 0xf
shr ebx, 4
or dword [esp + 0x28], esi
shr ebp, 4
or edx, ebp
xor ebp, ebp
mov ecx, dword [ecx*4 + 0x774c00]
xor ebp, edi
xor ecx, ebx
mov dword [esp + 0x14], edx
mov edx, dword [esp + 0x20]
mov ebx, ebp
add edx, edx
mov dword [esp + 0x10], ebp
mov ebp, dword [esp + 0x2c]
xor ebx, dword [ebp + edx*8]
xor ecx, dword [ebp + edx*8 + 4]
mov dword [esp + 0x10], ebx
mov ebx, dword [esp + 0x28]
xor ebx, dword [ebp + edx*8 + 8]
mov dword [esp + 0x28], ebx
mov ebx, dword [esp + 0x14]
xor ebx, dword [ebp + edx*8 + 0xc]
mov edx, dword [esp + 0x1c]
mov edi, dword [esp + 0x28]
sub edx, 1
mov dword [esp + 0x18], ecx
mov dword [esp + 0x1c], edx
jns 0x516c20
mov edx, dword [esp + 0x18]
shr ecx, 0x18
mov byte [eax], cl
mov ecx, edx
shr ecx, 0x10
mov byte [eax + 1], cl
mov ecx, edx
shr ecx, 8
mov byte [eax + 2], cl
mov byte [eax + 3], dl
mov edx, dword [esp + 0x10]
mov ecx, edx
shr ecx, 0x18
mov byte [eax + 4], cl
mov ecx, edx
shr ecx, 0x10
mov byte [eax + 5], cl
mov ecx, edx
shr ecx, 8
mov byte [eax + 6], cl
mov ecx, ebx
shr ecx, 0x18
mov byte [eax + 8], cl
mov ecx, ebx
shr ecx, 0x10
mov byte [eax + 9], cl
mov ecx, ebx
shr ecx, 8
mov byte [eax + 0xa], cl
mov byte [eax + 7], dl
mov edx, edi
mov ecx, edx
mov byte [eax + 0xb], bl
shr ecx, 0x18
mov byte [eax + 0xc], cl
mov ecx, edx
shr ecx, 0x10
pop edi
mov byte [eax + 0xd], cl
mov ecx, edx
pop esi
shr ecx, 8
pop ebp
mov byte [eax + 0xe], cl
mov byte [eax + 0xf], dl
pop ebx
add esp, 0x14
ret
Function at 0x51e1b0
Capabilities:
Check if file exists

Disassembly:
push esi
mov esi, dword [esp + 0xc]
push edi
push esi
push dword [esp + 0x10]
call fcn.0051e2f0
mov edi, eax
add esp, 8
test edi, edi
jne 0x51e256
push 0xaf
push str..crypto_bio_bss_file.c
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
push 1
push 2
call fcn.00512a30
push 0x784700
push esi
push 0x784704
push dword [esp + 0x2c]
push str.fopen_
push 5
call fcn.00511f80
add esp, 0x2c
call fcn.005c5814
cmp dword [eax], 2
je 0x51e236
call fcn.005c5814
cmp dword [eax], 6
je 0x51e236
push 0xb8
push str..crypto_bio_bss_file.c
push 2
push 0x6d
push 0x20
call fcn.00512a30
add esp, 0x14
xor eax, eax
pop edi
pop esi
ret
push 0xb6
push str..crypto_bio_bss_file.c
push 0x80
push 0x6d
push 0x20
call fcn.00512a30
add esp, 0x14
xor eax, eax
pop edi
pop esi
ret
push 0x85eb1c
call fcn.0051e8d0
mov esi, eax
add esp, 4
test esi, esi
jne 0x51e277
push edi
call fcn.005d5a63
add esp, 4
xor eax, eax
pop edi
pop esi
ret
push 0
push esi
call fcn.0051e500
push edi
push 1
push 0x6a
push esi
call fcn.0051e530
add esp, 0x18
mov eax, esi
pop edi
pop esi
ret
Function at 0x537e20
Capabilities:
Check for software breakpoints

Disassembly:
push esi
mov esi, dword [esp + 0x14]
cmp dword [esp + 0x18], esi
jne 0x537ee9
mov ecx, dword [esp + 0x10]
mov al, byte [ecx]
cmp al, 0x6a
je 0x537e41
cmp al, 0x6b
jne 0x537ee9
inc ecx
cmp al, 0x6b
jne 0x537eab
add esi, 0xfffffffd
xor eax, eax
test esi, esi
jle 0x537e62
nop
mov dl, byte [ecx]
inc ecx
cmp dl, 0xba
je 0x537e62
cmp dl, 0xbb
jne 0x537e8b
inc eax
cmp eax, esi
jl 0x537e50
sub esi, eax
test eax, eax
jne 0x537eae
push 0x83
push str..crypto_rsa_rsa_x931.c
push 0x8a
push 0x80
push 4
call fcn.00512a30
add esp, 0x14
or eax, 0xffffffff
pop esi
ret
push 0x7b
push str..crypto_rsa_rsa_x931.c
push 0x8a
push 0x80
push 4
call fcn.00512a30
add esp, 0x14
or eax, 0xffffffff
pop esi
ret
add esi, 0xfffffffe
cmp byte [esi + ecx], 0xcc
je 0x537ed7
push 0x8b
push str..crypto_rsa_rsa_x931.c
push 0x8b
push 0x80
push 4
call fcn.00512a30
add esp, 0x14
or eax, 0xffffffff
pop esi
ret
push esi
push ecx
push dword [esp + 0x10]
call fcn.005c1780
add esp, 0xc
mov eax, esi
pop esi
ret
push 0x70
push str..crypto_rsa_rsa_x931.c
push 0x89
push 0x80
push 4
call fcn.00512a30
add esp, 0x14
or eax, 0xffffffff
pop esi
ret
Function at 0x53eb90
Capabilities:
Resolve function by parsing pe exports

Disassembly:
mov eax, 0x70
call fcn.005f0180
mov eax, dword [0x85e00c]
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 0x53ed67
mov esi, dword [esp + 0x80]
cmp esi, 0x40000000
ja 0x53ed67
cmp dword [esp + 0x88], 0x40000000
ja 0x53ed67
push ebx
push edi
push eax
call fcn.00513360
mov edi, eax
lea eax, [esp + 0x28]
push eax
call fcn.00522f00
push 0
push dword [esp + 0x20]
lea eax, [esp + 0x34]
mov ebx, 1
push eax
call fcn.00522ae0
push dword [esp + 0xa4]
lea eax, [esp + 0x3c]
mov dword [esp + 0x28], 0x1000000
push dword [esp + 0x30]
push eax
call fcn.00522c90
add esp, 0x20
test eax, eax
je 0x53ed43
push 4
lea eax, [esp + 0x14]
push eax
lea eax, [esp + 0x2c]
push eax
call fcn.00522c90
add esp, 0xc
test eax, eax
je 0x53ed43
push dword [esp + 0x98]
lea eax, [esp + 0x28]
push dword [esp + 0x24]
push eax
call fcn.00522c90
add esp, 0xc
test eax, eax
je 0x53ed43
push 0
cmp esi, edi
jb 0x53ed0b
lea eax, [esp + 0x28]
push ebp
push eax
call fcn.00522a10
add esp, 0xc
test eax, eax
je 0x53ed43
sub esi, edi
je 0x53ed3b
push 0
push dword [esp + 0x18]
lea eax, [esp + 0x2c]
add ebp, edi
push eax
inc ebx
call fcn.00522ae0
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.00522c90
add esp, 0x18
test eax, eax
jne 0x53ec57
jmp 0x53ed43
lea eax, [esp + 0x40]
push eax
lea eax, [esp + 0x2c]
push eax
call fcn.00522a10
add esp, 0xc
test eax, eax
je 0x53ed43
push esi
lea eax, [esp + 0x40]
push eax
push ebp
call fcn.005c1780
lea eax, [esp + 0x48]
push edi
push eax
call fcn.005110e0
add esp, 0x14
mov dword [esp + 0x1c], 1
lea eax, [esp + 0x24]
push eax
call fcn.00522ca0
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.00419933
add esp, 0x70
ret
mov ecx, dword [esp + 0x74]
xor eax, eax
pop esi
pop ebp
xor ecx, esp
call fcn.00419933
add esp, 0x70
ret
Function at 0x53ef50
Capabilities:
Authenticate hmac
Encode data using xor

Disassembly:
mov eax, 0x8c
call fcn.005f0180
mov eax, dword [0x85e00c]
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 0x53efb6
cmp edi, dword [esi]
je 0x53efad
test ebp, ebp
je 0x53f030
test ebx, ebx
js 0x53f030
mov eax, 1
mov dword [esi], edi
jmp 0x53efbc
mov edi, dword [esi]
test edi, edi
je 0x53f030
test ebp, ebp
je 0x53f14b
push edi
call fcn.00513350
add esp, 4
mov dword [esp + 0x14], eax
cmp eax, 0x80
jle 0x53eff0
push str.j____int_sizeof_ctx__key_
push 0x74
push str..cryptohmachmac.c
call fcn.005118c0
mov eax, dword [esp + 0x20]
add esp, 0xc
cmp eax, ebx
jge 0x53f04b
push dword [esp + 0x10]
lea eax, [esi + 4]
push edi
push eax
call fcn.00522ae0
add esp, 0xc
test eax, eax
je 0x53f030
push ebx
push ebp
lea ebx, [esi + 4]
push ebx
call fcn.00522c90
add esp, 0xc
test eax, eax
je 0x53f030
lea ebp, [esi + 0x4c]
push ebp
lea eax, [esi + 0x50]
push eax
push ebx
call fcn.00522a40
add esp, 0xc
test eax, eax
jne 0x53f067
xor eax, eax
mov ecx, dword [esp + 0x98]
pop edi
pop esi
pop ebp
pop ebx
xor ecx, esp
call fcn.00419933
add esp, 0x8c
ret
cmp ebx, 0x80
ja 0x53f030
push ebx
lea eax, [esi + 0x50]
push ebp
push eax
call fcn.005c1780
lea ebp, [esi + 0x4c]
add esp, 0xc
mov dword [ebp], ebx
mov ecx, dword [ebp]
cmp ecx, 0x80
je 0x53f08a
mov eax, 0x80
sub eax, ecx
push eax
lea eax, [esi + 0x50]
add eax, ecx
push 0
push eax
call fcn.005c1f30
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 0x53f090
push edx
lea ebx, [esi + 0x1c]
push edi
push ebx
call fcn.00522ae0
add esp, 0xc
test eax, eax
je 0x53f030
push edi
call fcn.00513350
push eax
lea eax, [esp + 0x20]
push eax
push ebx
call fcn.00522c90
add esp, 0x10
test eax, eax
je 0x53f030
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 0x53f0e0
push dword [esp + 0x10]
lea ebx, [esi + 0x34]
push edi
push ebx
call fcn.00522ae0
add esp, 0xc
test eax, eax
je 0x53f030
push edi
call fcn.00513350
push eax
lea eax, [esp + 0x20]
push eax
push ebx
call fcn.00522c90
add esp, 0x10
test eax, eax
je 0x53f030
lea eax, [esi + 0x1c]
push eax
lea eax, [esi + 4]
push eax
call fcn.00522d60
add esp, 8
test eax, eax
je 0x53f030
mov eax, 1
jmp 0x53f032
test eax, eax
je 0x53f129
jmp 0x53f08e
Function at 0x53f2e0
Capabilities:
Encode data using xor

Disassembly:
push edi
mov edi, dword [esp + 8]
cmp dword [edi + 0x10c], 0xffffffff
jne 0x53f2f2
xor eax, eax
pop edi
ret
push ebp
push esi
push edi
call fcn.00512e90
mov ecx, dword [esp + 0x1c]
add esp, 4
mov ebp, dword [esp + 0x14]
mov esi, eax
mov dword [ecx], esi
test ebp, ebp
je 0x53f3b5
mov ecx, dword [edi + 0x10c]
push ebx
cmp ecx, esi
jne 0x53f346
test esi, esi
jle 0x53f394
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 0x53f330
jmp 0x53f394
sub eax, ecx
mov byte [ecx + edi + 0xec], 0x80
cmp eax, 1
jle 0x53f36a
dec eax
push eax
lea eax, [edi + 0xed]
add eax, ecx
push 0
push eax
call fcn.005c1f30
add esp, 0xc
test esi, esi
jle 0x53f394
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 0x53f380
push esi
push ebp
push ebp
push edi
call fcn.00513300
add esp, 0x10
pop ebx
test eax, eax
jne 0x53f3b5
push esi
push ebp
call fcn.005110e0
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 0x556020
Capabilities:
Resolve function by parsing pe exports

Disassembly:
mov eax, 0x6c
call fcn.005f0180
mov eax, dword [0x85e00c]
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.00522f00
lea eax, [esp + 0x24]
push ebp
push eax
call fcn.00522d60
add esp, 0xc
test eax, eax
je 0x556122
lea eax, [esp + 0x1c]
push eax
lea eax, [esp + 0x3c]
push eax
lea eax, [esp + 0x28]
push eax
call fcn.00522a40
add esp, 0xc
test eax, eax
je 0x556122
lea eax, [esp + 0x20]
push eax
call fcn.00522ca0
mov esi, dword [ebp]
add esp, 4
test byte [esi + 0xc], 4
je 0x556140
push edi
call fcn.00531260
push ebx
push edi
mov dword [esp + 0x1c], eax
call fcn.00528be0
mov esi, eax
add esp, 0xc
test esi, esi
je 0x556122
push esi
call fcn.00546c00
add esp, 4
test eax, eax
jle 0x556122
push dword [ebp]
push ebx
push 1
push 0xf8
push 0xffffffffffffffff
push esi
call fcn.00528980
add esp, 0x18
test eax, eax
jle 0x556122
push dword [esp + 0x1c]
lea eax, [esp + 0x3c]
push eax
lea eax, [esp + 0x18]
push eax
push dword [esp + 0x24]
push esi
call fcn.00546b10
add esp, 0x14
test eax, eax
jle 0x556122
mov ecx, dword [esp + 0x14]
mov ebx, 1
mov eax, dword [esp + 0x10]
mov dword [ecx], eax
push esi
call fcn.00528b70
add esp, 4
mov eax, ebx
pop edi
pop esi
pop ebp
pop ebx
mov ecx, dword [esp + 0x68]
xor ecx, esp
call fcn.00419933
add esp, 0x6c
ret
xor eax, eax
lea ecx, [esi + 0x2c]
mov edx, dword [ecx]
test edx, edx
je 0x556158
cmp dword [edi], edx
je 0x556182
inc eax
add ecx, 4
cmp eax, 4
jl 0x556145
push 0x7b
push str..cryptoevpp_sign.c
push 0x6e
push 0x6b
push 6
call fcn.00512a30
add esp, 0x14
xor eax, eax
pop edi
pop esi
pop ebp
pop ebx
mov ecx, dword [esp + 0x68]
xor ecx, esp
call fcn.00419933
add esp, 0x6c
ret
mov eax, dword [esi + 0x24]
test eax, eax
jne 0x5561b6
push 0x80
push str..cryptoevpp_sign.c
push 0x68
push 0x6b
push 6
call fcn.00512a30
add esp, 0x14
xor eax, eax
pop edi
pop esi
pop ebp
pop ebx
mov ecx, dword [esp + 0x68]
xor ecx, esp
call fcn.00419933
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.00419933
add esp, 0x6c
ret
Function at 0x577350
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 0x577379
mov eax, edi
jmp 0x577383
push eax
push edi
call fcn.00520540
add esp, 8
test eax, eax
jne 0x57738b
pop edi
pop ebp
pop ebx
ret
xor eax, eax
cmp dword [ebp + 4], eax
jle 0x5773aa
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 0x577393
pop esi
cmp eax, dword [ebx + 4]
jge 0x5773c0
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 0x5773b0
mov ecx, dword [ebx + 4]
mov dword [edi + 4], ecx
test ecx, ecx
jle 0x5773e3
mov edx, dword [edi]
add edx, 0xfffffffc
lea edx, [edx + ecx*4]
mov eax, dword [edx]
lea edx, [edx - 4]
test eax, eax
jne 0x5773e0
dec ecx
test ecx, ecx
jg 0x5773d2
mov dword [edi + 4], ecx
cmp dword [edi + 4], 0
jne 0x5773f0
mov dword [edi + 0xc], 0
pop edi
pop ebp
mov eax, 1
pop ebx
ret
Function at 0x57bba0
Capabilities:
Encode data using base64

Disassembly:
push ebx
push esi
mov esi, dword [esp + 0x14]
xor ebx, ebx
test esi, esi
jle 0x57bc8c
mov edx, dword [esp + 0xc]
push edi
mov edi, dword [esp + 0x14]
inc edi
nop word [eax + eax]
cmp esi, 3
jl 0x57bc1d
movzx ecx, byte [edi - 1]
movzx eax, byte [edi]
shl ecx, 8
or ecx, eax
movzx eax, byte [edi + 1]
shl ecx, 8
or ecx, eax
mov eax, ecx
shr eax, 0x12
movzx eax, byte [eax + 0x7970c0]
mov byte [edx], al
mov eax, ecx
shr eax, 0xc
and eax, 0x3f
movzx eax, byte [eax + 0x7970c0]
mov byte [edx + 1], al
mov eax, ecx
shr eax, 6
and eax, 0x3f
movzx eax, byte [eax + 0x7970c0]
mov byte [edx + 2], al
add edx, 3
and ecx, 0x3f
movzx eax, byte [ecx + 0x7970c0]
mov byte [edx], al
jmp 0x57bc71
movzx eax, byte [edi - 1]
shl eax, 0x10
cmp esi, 2
jne 0x57bc31
movzx ecx, byte [edi]
shl ecx, 8
or eax, ecx
mov ecx, eax
shr ecx, 0x12
movzx ecx, byte [ecx + 0x7970c0]
mov byte [edx], cl
mov ecx, eax
shr ecx, 0xc
and ecx, 0x3f
movzx ecx, byte [ecx + 0x7970c0]
mov byte [edx + 1], cl
cmp esi, 1
jne 0x57bc5b
lea eax, [esi + 0x3c]
jmp 0x57bc68
shr eax, 6
and eax, 0x3f
movzx eax, byte [eax + 0x7970c0]
mov byte [edx + 2], al
add edx, 3
mov byte [edx], 0x3d
sub esi, 3
add ebx, 4
add edi, 3
inc edx
test esi, esi
jg 0x57bbc0
pop edi
pop esi
mov eax, ebx
mov byte [edx], 0
pop ebx
ret
mov eax, dword [esp + 0xc]
pop esi
mov byte [eax], bl
mov eax, ebx
pop ebx
ret
Function at 0x5880f0
Capabilities:
Encode data using xor
Hash data using djb2

Disassembly:
push ebp
mov ebp, esp
mov eax, dword [ebp + 0xc]
xor edx, edx
push ebx
push esi
mov esi, dword [ebp + 8]
mov ebx, 0x1505
add eax, esi
mov ecx, eax
sub ecx, esi
push edi
xor edi, edi
cmp esi, eax
cmova ecx, edx
mov dword [ebp + 8], ecx
test ecx, ecx
je 0x588139
mov al, byte [esi]
push eax
call fcn.005957b0
movsx ecx, al
lea esi, [esi + 1]
mov eax, ebx
inc edi
shl eax, 5
add esp, 4
add eax, ebx
xor ecx, eax
mov ebx, ecx
cmp edi, dword [ebp + 8]
jb 0x588117
pop edi
pop esi
movzx eax, bl
pop ebx
pop ebp
ret

Function at 0x589510
Capabilities:
Terminate process

Disassembly:
push ebp
mov ebp, esp
push esi
mov esi, dword [ebp + 8]
test esi, esi
je 0x589531
cmp dword [esi + 0x8c], 0
je 0x589531
push 2
push 3
push esi
call fcn.00595d80
add esp, 0xc
push dword [ebp + 0xc]
call fcn.00596410
add esp, 4
test esi, esi
je 0x589554
cmp dword [esi + 0x8c], 0
je 0x589554
push 3
push esi
call fcn.00595dc0
add esp, 8
pop esi
pop ebp
ret

Function at 0x58a1e0
Capabilities:
Create udp socket

Disassembly:
push ebp
mov ebp, esp
mov eax, dword [ebp + 8]
cmp dword [eax + 0x2b0], 2
jne 0x58a1f5
pop ebp
jmp fcn.0058a190
mov al, 1
pop ebp
ret
Function at 0x5915f0
Capabilities:
Write file on windows

Disassembly:
push ebp
mov ebp, esp
push edi
mov edi, dword [ebp + 8]
cmp dword [edi + 0x608], 0
je 0x591634
push esi
push 1
push edi
call fcn.00584850
push dword [edi + 0x59c]
mov eax, dword [edi + 0x608]
push dword [ebp + 0x14]
push dword [ebp + 0x10]
push dword [ebp + 0xc]
push edi
call eax
push 0
push edi
mov esi, eax
call fcn.00584850
add esp, 0x24
mov eax, esi
pop esi
pop edi
pop ebp
ret
mov eax, dword [ebp + 0xc]
cmp eax, 2
ja 0x59166a
push dword [edi + 0x598]
lea eax, [eax + eax*2]
push 1
add eax, 0x799b80
push 2
push eax
call fcn.005d70de
push dword [edi + 0x598]
push 1
push dword [ebp + 0x14]
push dword [ebp + 0x10]
call fcn.005d70de
add esp, 0x20
xor eax, eax
pop edi
pop ebp
ret

Function at 0x591ab0
Capabilities:
Send data
Send data on socket

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x88
mov eax, dword [0x85e00c]
xor eax, ebp
mov dword [ebp - 4], eax
mov ecx, dword [ebp + 8]
mov eax, dword [ebp + 0xc]
push ebx
mov ebx, dword [ebp + 0x18]
push esi
mov esi, dword [ecx + eax*4 + 0x1a8]
push edi
mov edi, dword [ebp + 0x10]
push eax
push ecx
mov dword [ebp - 0x88], ecx
call fcn.00591ff0
add esp, 8
push 0
push dword [ebp + 0x14]
push edi
push esi
call dword [sym.imp.WS2_32.dll_send]
mov esi, eax
mov dword [ebx], 0
cmp esi, 0xffffffff
jne 0x591b6a
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov edi, eax
cmp edi, 0x2733
jne 0x591b2c
pop edi
pop esi
mov dword [ebx], 0x51
xor eax, eax
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.00419933
mov esp, ebp
pop ebp
ret
push 0x80
lea eax, [ebp - 0x84]
push eax
push edi
call fcn.0057ea20
push eax
mov eax, dword [ebp - 0x88]
push str.Send_failure:__s
push dword [eax]
call fcn.00591670
mov eax, dword [ebp - 0x88]
add esp, 0x18
mov eax, dword [eax]
mov dword [eax + 0xcac], edi
mov eax, esi
mov dword [ebx], 0x37
mov ecx, dword [ebp - 4]
pop edi
pop esi
xor ecx, ebp
pop ebx
call fcn.00419933
mov esp, ebp
pop ebp
ret