joyce8/EMBER2024-capa huggingface dataset:
Function at 0x544520
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 0x544575
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 0x544563
mov esi, dword [esp + 0x14]
movzx ebx, byte [ecx + ebp - 1]
cmp ecx, edi
jge 0x54459a
mov edx, ebp
movzx eax, byte [edx]
lea edx, [edx + 1]
add eax, ebx
movzx eax, al
movzx ebx, byte [eax + 0x6021f8]
mov byte [ecx + ebp], bl
inc ecx
cmp ecx, edi
jl 0x544580
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 + 0x6021f8]
mov byte [esi], cl
test edi, edi
je 0x5445e8
nop dword [eax + eax]
movzx eax, byte [esi + ebx - 1]
lea esi, [esi - 1]
xor eax, ecx
movzx ecx, byte [eax + 0x6021f8]
mov byte [esi], cl
sub edi, 1
jne 0x5445d0
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 0x5445f6
pop edi
pop esi
pop ebp
pop ebx
ret
Function at 0x546290
Capabilities:
Encrypt data using rc4 prga

Disassembly:
mov eax, 0x2c
call fcn.00420820
mov eax, dword [0x6280b8]
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 0x546455
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 0x5463e5
push dword [esp + 0x20]
lea eax, [esp + 0x18]
push eax
call fcn.00545ca0
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 0x546380
test ebp, ebp
mov ebp, dword [esp + 0x24]
je 0x54643c
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.0041feb9
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.0041feb9
add esp, 0x2c
ret
Function at 0x549ea0
Capabilities:
Contain obfuscated stackstrings
Encode data using xor
Encrypt data using salsa20 or chacha

Disassembly:
mov eax, 0x98
call fcn.00420820
mov eax, dword [0x6280b8]
xor eax, esp
mov dword [esp + 0x94], eax
mov ecx, dword [esp + 0xa8]
push edi
mov edi, dword [esp + 0xa0]
mov dword [esp + 4], edi
mov eax, dword [ecx]
mov dword [esp + 0x68], eax
mov eax, dword [ecx + 4]
mov dword [esp + 0x6c], eax
mov eax, dword [ecx + 8]
mov dword [esp + 0x70], eax
mov eax, dword [ecx + 0xc]
mov dword [esp + 0x74], eax
mov eax, dword [ecx + 0x10]
mov dword [esp + 0x78], eax
mov eax, dword [ecx + 0x14]
mov dword [esp + 0x7c], eax
mov eax, dword [ecx + 0x18]
mov dword [esp + 0x80], eax
mov eax, dword [ecx + 0x1c]
mov ecx, dword [esp + 0xb0]
mov dword [esp + 0x84], eax
mov dword [esp + 0x58], 0x61707865
mov dword [esp + 0x5c], 0x3320646e
mov eax, dword [ecx]
mov dword [esp + 0x88], eax
mov eax, dword [ecx + 4]
mov dword [esp + 0x8c], eax
mov eax, dword [ecx + 8]
mov dword [esp + 0x90], eax
mov eax, dword [ecx + 0xc]
mov dword [esp + 0x94], eax
mov eax, dword [esp + 0xa8]
mov dword [esp + 0x60], 0x79622d32
mov dword [esp + 0x64], 0x6b206574
test eax, eax
je 0x54a09d
push ebx
mov ebx, dword [esp + 0xa8]
push ebp
push esi
nop
mov esi, 0x40
cmp eax, esi
cmovb esi, eax
lea eax, [esp + 0x64]
push eax
lea eax, [esp + 0x28]
mov dword [esp + 0x24], esi
push eax
call fcn.0054a0c0
add esp, 8
xor eax, eax
test esi, esi
je 0x54a06c
cmp esi, 0x20
jb 0x54a044
lea edx, [edi - 1]
lea ecx, [esp + esi + 0x23]
add edx, esi
cmp edi, ecx
ja 0x549fbc
lea ecx, [esp + 0x24]
cmp edx, ecx
jae 0x54a044
lea ecx, [ebx - 1]
add ecx, esi
cmp edi, ecx
ja 0x549fc9
cmp edx, ebx
jae 0x54a044
mov ebp, esi
lea edx, [edi + 0x10]
lea esi, [esp + 0x24]
mov ecx, ebx
sub ecx, esi
and ebp, 0xffffffe0
mov dword [esp + 0x14], ecx
mov ecx, edi
sub ecx, esi
mov dword [esp + 0x18], ecx
mov ecx, ebx
mov ebx, dword [esp + 0x14]
sub ecx, edi
mov esi, dword [esp + 0x18]
mov edi, ecx
mov dword [esp + 0x1c], ecx
nop word [eax + eax]
movups xmm0, xmmword [esp + eax + 0x24]
lea ecx, [ebx + eax]
movups xmm1, xmmword [esp + ecx + 0x24]
lea ecx, [esi + eax]
lea edx, [edx + 0x20]
pxor xmm1, xmm0
movups xmm0, xmmword [esp + eax + 0x34]
add eax, 0x20
movups xmmword [esp + ecx + 0x24], xmm1
movups xmm1, xmmword [edi + edx - 0x20]
pxor xmm1, xmm0
movups xmmword [edx - 0x20], xmm1
cmp eax, ebp
jb 0x54a000
mov esi, dword [esp + 0x20]
mov edi, dword [esp + 0x10]
mov ebx, dword [esp + 0xb0]
cmp eax, esi
jae 0x54a06c
lea ecx, [esp + 0x24]
mov ebp, edi
sub ebx, ecx
sub ebp, ecx
lea edx, [esp + 0x24]
add edx, eax
inc eax
mov cl, byte [ebx + edx]
xor cl, byte [edx]
mov byte [edx + ebp], cl
cmp eax, esi
jb 0x54a052
mov ebx, dword [esp + 0xb0]
mov eax, dword [esp + 0xb4]
add edi, esi
inc dword [esp + 0x94]
sub eax, esi
add ebx, esi
mov dword [esp + 0x10], edi
mov dword [esp + 0xb0], ebx
mov dword [esp + 0xb4], eax
test eax, eax
jne 0x549f70
pop esi
pop ebp
pop ebx
mov ecx, dword [esp + 0x98]
pop edi
xor ecx, esp
call fcn.0041feb9
add esp, 0x98
ret
Function at 0x54ca00
Capabilities:
Encode data using xor

Disassembly:
cmp dword [esp + 0x18], 0
je 0x54ca14
mov dword [esp + 0x18], fcn.0054b1e0
jmp fcn.0053c970
mov dword [esp + 0x18], fcn.0054a480
jmp fcn.0053c6b0
Function at 0x4013c5
Capabilities:
Get number of processors

Disassembly:
mov ecx, 0x505d10
jmp 0x4013b9
mov eax, 0x4c6554
call fcn.00495a90
push ecx
push ebx
push esi
mov esi, ecx
push edi
mov dword [ebp - 0x10], esi
call fcn.004014cb
mov eax, dword [0x5016e0]
lea ecx, [esi + 0xa0]
xor ebx, ebx
mov dword [ebp - 4], ebx
mov dword [ecx], eax
mov eax, dword [0x5016e0]
mov dword [esi + 0xb0], eax
push 1
mov dword [esi], 0x4cd7cc
or dword [esi + 0x20], 0xffffffff
or dword [esi + 0x1c], 0xffffffff
pop edi
mov dword [esi + 0x28], ebx
push 0xa
mov dword [esi + 0x24], ebx
pop eax
mov byte [ebp - 4], 2
push 0x64
mov dword [esi + 0x58], eax
mov dword [esi + 0x60], eax
pop eax
push 0x505d0c
mov dword [esi + 0x2c], 2
mov dword [esi + 0x30], edi
mov dword [esi + 0x34], ebx
mov dword [esi + 0x38], ebx
mov dword [esi + 0x3c], ebx
mov dword [esi + 0x40], ebx
mov dword [esi + 0x44], ebx
mov dword [esi + 0x48], ebx
mov dword [esi + 0x4c], edi
mov dword [esi + 0x50], ebx
mov dword [esi + 0x54], edi
mov dword [esi + 0x5c], edi
mov dword [esi + 0x90], eax
mov dword [esi + 0x94], eax
mov dword [esi + 0x98], ebx
mov dword [esi + 0x64], edi
mov dword [esi + 0x68], edi
mov dword [esi + 0x6c], 0x3e8
mov dword [esi + 0x70], edi
mov dword [esi + 0x74], edi
mov dword [esi + 0x78], edi
mov dword [esi + 0x7c], ebx
mov dword [esi + 0x80], 0xc0
mov dword [esi + 0x84], 0x6c
mov dword [esi + 0x88], ebx
mov dword [esi + 0x8c], ebx
mov dword [esi + 0x9c], ebx
call fcn.004b0d9d
push 0x505d0c
lea ecx, [esi + 0xb0]
mov dword [esi + 0xa4], ebx
mov dword [esi + 0xa8], edi
mov dword [esi + 0xac], edi
call fcn.004b0d9d
mov ecx, dword [ebp - 0xc]
mov eax, esi
pop edi
pop esi
pop ebx
mov dword fs:[0], ecx
leave
ret
Function at 0x40a772
Capabilities:
Query or enumerate registry key

Disassembly:
mov eax, 0x4c7248
call fcn.00495a90
sub esp, 0x22c
push ebx
push esi
mov dword [ebp - 0x2c], ecx
mov esi, 0x505e50
push str.DataFile_Types
mov ecx, esi
call fcn.004c3a52
xor ebx, ebx
mov dword [ebp - 0x18], eax
cmp eax, ebx
jne 0x40a7a8
xor eax, eax
jmp 0x40a8f0
mov eax, dword [0x5016e0]
push edi
mov dword [ebp - 0x14], eax
mov dword [ebp - 4], ebx
mov dword [ebp - 0x1c], eax
mov dword [ebp - 0x10], eax
lea eax, [ebp - 0x38]
mov edi, dword [sym.imp.ADVAPI32.dll_RegEnumKeyExW]
push eax
push ebx
push ebx
lea eax, [ebp - 0x24]
push ebx
push eax
lea eax, [ebp - 0x238]
mov byte [ebp - 4], 2
push eax
push ebx
push dword [ebp - 0x18]
mov dword [ebp - 0x24], pe_nt_image_headers32
mov dword [ebp - 0x20], ebx
call edi
cmp eax, 0x103
je 0x40a8c0
lea eax, [ebp - 0x238]
push eax
push str.DataFile_Types
lea eax, [ebp - 0x10]
push 0x4ecd88
push eax
call fcn.004ae537
add esp, 0x10
lea eax, [ebp - 0x28]
mov ecx, esi
push ebx
push str.Name
push dword [ebp - 0x10]
push eax
call fcn.004c3b04
push eax
lea ecx, [ebp - 0x14]
mov byte [ebp - 4], 3
call fcn.004b0d4d
lea ecx, [ebp - 0x28]
mov byte [ebp - 4], 2
call fcn.004b0c06
push ebx
push str.Extension
push dword [ebp - 0x10]
lea eax, [ebp - 0x30]
mov ecx, esi
push eax
call fcn.004c3b04
push eax
lea ecx, [ebp - 0x1c]
mov byte [ebp - 4], 4
call fcn.004b0d4d
lea ecx, [ebp - 0x30]
mov byte [ebp - 4], 2
call fcn.004b0c06
push 0xffffffffffffffff
push str.Icon
push dword [ebp - 0x10]
mov ecx, esi
call fcn.004c3a98
mov ecx, dword [ebp - 0x14]
cmp dword [ecx - 8], ebx
je 0x40a899
mov edx, dword [ebp - 0x1c]
cmp dword [edx - 8], ebx
je 0x40a899
cmp eax, 0xffffffff
je 0x40a899
push eax
push edx
push ecx
mov ecx, dword [ebp - 0x2c]
call fcn.0040a9dd
lea eax, [ebp - 0x38]
inc dword [ebp - 0x20]
push eax
push ebx
push ebx
lea eax, [ebp - 0x24]
push ebx
push eax
lea eax, [ebp - 0x238]
mov dword [ebp - 0x24], pe_nt_image_headers32
push eax
push dword [ebp - 0x20]
push dword [ebp - 0x18]
jmp 0x40a7e4
push dword [ebp - 0x18]
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
lea ecx, [ebp - 0x10]
mov byte [ebp - 4], 1
call fcn.004b0c06
lea ecx, [ebp - 0x1c]
mov byte [ebp - 4], bl
call fcn.004b0c06
or dword [ebp - 4], 0xffffffff
lea ecx, [ebp - 0x14]
call fcn.004b0c06
push 1
pop eax
pop edi
mov ecx, dword [ebp - 0xc]
pop esi
pop ebx
mov dword fs:[0], ecx
leave
ret
Function at 0x40c0bc
Capabilities:
Get common file path
Get file system object information

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x2bc
push ebx
push esi
lea eax, [ebp - 4]
push edi
xor ebx, ebx
push eax
mov edi, 0x4cf888
push ebx
push ebx
mov dword [ebp - 4], ebx
mov dword [ebp - 8], edi
call dword [sym.imp.SHELL32.dll_SHGetSpecialFolderLocation]
mov esi, 0x2b4
lea eax, [ebp - 0x2bc]
push esi
push ebx
push eax
call fcn.00495ab0
lea eax, [ebp - 8]
add esp, 0xc
neg eax
sbb eax, eax
lea ecx, [ebp - 4]
and eax, ecx
xor ecx, ecx
cmp dword [ebp + 8], ebx
mov eax, dword [eax]
sete cl
or cx, 0x4008
push ecx
lea ecx, [ebp - 0x2bc]
push esi
push ecx
push ebx
push eax
call dword [sym.imp.SHELL32.dll_SHGetFileInfoW]
lea ecx, [ebp - 8]
mov esi, eax
neg ecx
sbb ecx, ecx
lea eax, [ebp - 4]
and ecx, eax
mov dword [ebp - 8], edi
call fcn.0040c44a
mov eax, esi
pop edi
pop esi
pop ebx
leave
ret 4
Function at 0x40cccd
Capabilities:
Get file system object information

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x2b4
push esi
mov esi, 0x2b4
push edi
push esi
lea eax, [ebp - 0x2b4]
push 0
mov edi, ecx
push eax
call fcn.00495ab0
mov eax, dword [ebp + 8]
add esp, 0xc
or ax, 0x4008
push eax
lea eax, [ebp - 0x2b4]
push esi
push eax
push 0
push dword [edi + 4]
call dword [sym.imp.SHELL32.dll_SHGetFileInfoW]
mov eax, dword [ebp - 0x2b0]
pop edi
pop esi
leave
ret 4

Function at 0x4158e2
Capabilities:
Check os version

Disassembly:
mov eax, 0x4c7b83
call fcn.00495a90
sub esp, 0x118
push ebx
push esi
push edi
xor ebx, ebx
push dword [ebp + 0x1c]
mov esi, ecx
mov dword [ebp - 0x10], esi
push ebx
call fcn.004b4e91
mov eax, dword [0x5016e0]
mov dword [ebp - 4], ebx
mov dword [esi + 0x64], eax
cmp dword [ebp + 0x20], ebx
mov byte [ebp - 4], 1
mov dword [esi], 0x4d0df8
jne 0x415968
mov edi, 0x114
lea eax, [ebp - 0x124]
push edi
push ebx
push eax
call fcn.00495ab0
add esp, 0xc
lea eax, [ebp - 0x124]
mov dword [ebp - 0x124], edi
push eax
call dword [sym.imp.KERNEL32.dll_GetVersionExW]
cmp dword [ebp - 0x114], 2
jne 0x415961
cmp dword [ebp - 0x120], 5
mov dword [ebp + 0x20], 0x58
jae 0x415968
mov dword [ebp + 0x20], 0x4c
push dword [ebp + 0x20]
call fcn.00496423
cmp eax, ebx
pop ecx
mov dword [esi + 0x5c], eax
jne 0x41597d
call fcn.004aec18
push dword [ebp + 0x20]
mov ecx, esi
push ebx
call fcn.00415b42
push eax
call fcn.00495ab0
push 0x200002
call fcn.004b11da
mov dword [esi + 0xe8], eax
mov word [eax], bx
mov eax, dword [ebp + 8]
add esp, 0x10
mov dword [esi + 0x60], eax
lea edi, [esi + 0x68]
neg eax
sbb eax, eax
mov ecx, esi
add eax, 0x7005
mov word [edi], bx
mov dword [esi + 0xec], ebx
mov dword [esi + 0x3c], eax
call fcn.00415b42
mov ecx, dword [ebp + 0x20]
mov dword [eax], ecx
mov ecx, esi
call fcn.00415b42
mov ecx, dword [esi + 0xe8]
mov dword [eax + 0x1c], ecx
mov ecx, esi
call fcn.00415b42
mov ecx, esi
mov dword [eax + 0x20], 0x100000
call fcn.00415b42
mov ecx, dword [ebp + 0xc]
mov dword [eax + 0x3c], ecx
mov ecx, esi
call fcn.00415b42
mov ecx, esi
mov dword [eax + 0x24], edi
call fcn.00415b42
mov ecx, esi
mov dword [eax + 0x28], 0x40
call fcn.00415b42
mov ecx, dword [ebp + 0x14]
add eax, 0x34
or ecx, 0x880020
or dword [eax], ecx
test byte [ebp + 0x14], 0x40
je 0x415a3a
mov ecx, esi
call fcn.00415b42
add eax, 0x34
and byte [eax + 2], 0x7f
call fcn.004c38b3
mov edi, dword [eax + 0xc]
mov ecx, esi
call fcn.00415b42
mov ecx, esi
mov dword [eax + 8], edi
call fcn.00415b42
cmp dword [ebp + 0x10], ebx
mov dword [eax + 0x44], 0x41576b
je 0x415a73
push 0x100000
push dword [ebp + 0x10]
push dword [esi + 0xe8]
call dword [sym.imp.KERNEL32.dll_lstrcpynW]
cmp dword [ebp + 0x18], ebx
je 0x415ab2
push dword [ebp + 0x18]
lea edi, [esi + 0x64]
mov ecx, edi
call fcn.004b0d9d
push ebx
mov ecx, edi
call fcn.004b104b
push 0x7c
push eax
call fcn.004963fa
pop ecx
cmp eax, ebx
pop ecx
je 0x415aa5
mov word [eax], bx
push 0x7c
add eax, 2
jmp 0x415a8f
mov edi, dword [esi + 0x64]
mov ecx, esi
call fcn.00415b42
mov dword [eax + 0xc], edi
mov ecx, dword [ebp - 0xc]
mov eax, esi
pop edi
pop esi
pop ebx
mov dword fs:[0], ecx
leave
ret 0x1c
Function at 0x417b41
Capabilities:
Encode data using base64

Disassembly:
push ebp
mov ebp, esp
sub esp, 0xc
push ebx
push esi
push edi
mov edi, dword [ebp + 0x14]
xor eax, eax
xor esi, esi
mov byte [ebp - 4], al
mov byte [ebp - 3], al
mov byte [ebp - 2], al
mov byte [ebp - 8], al
mov byte [ebp - 7], al
mov byte [ebp - 6], al
mov byte [ebp - 5], al
mov dword [edi], eax
mov eax, dword [ebp + 0xc]
mov ecx, eax
dec eax
test ecx, ecx
je 0x417cc0
inc eax
mov dword [ebp - 0xc], eax
mov eax, dword [ebp + 8]
inc esi
inc dword [ebp + 8]
cmp esi, 3
mov al, byte [eax]
mov byte [ebp + esi - 5], al
mov dl, byte [ebp - 2]
mov al, byte [ebp - 3]
mov cl, byte [ebp - 4]
jne 0x417c06
mov dl, cl
mov bl, al
shr dl, 2
mov byte [ebp - 8], dl
mov dl, cl
and dl, 3
shl dl, 4
shr bl, 4
add dl, bl
mov bl, byte [ebp - 2]
mov byte [ebp - 7], dl
mov dl, al
and dl, 0xf
shl dl, 2
shr bl, 6
add dl, bl
mov byte [ebp - 6], dl
mov dl, byte [ebp - 2]
mov bl, dl
and bl, 0x3f
and dword [ebp + 0xc], 0
mov byte [ebp - 5], bl
mov ebx, dword [0x505f74]
test ebx, ebx
jne 0x417be2
mov esi, 0x4cf88c
jmp 0x417bec
mov esi, dword [ebp + 0xc]
movzx esi, byte [ebp + esi - 8]
add esi, ebx
mov bl, byte [esi]
mov edi, dword [edi]
mov esi, dword [ebp + 0x10]
mov byte [edi + esi], bl
mov edi, dword [ebp + 0x14]
inc dword [edi]
inc dword [ebp + 0xc]
cmp dword [ebp + 0xc], 4
jl 0x417bd1
xor esi, esi
dec dword [ebp - 0xc]
jne 0x417b7a
test esi, esi
je 0x417cc0
cmp esi, 3
jge 0x417c41
push 3
lea edi, [ebp + esi - 4]
pop ecx
xor eax, eax
sub ecx, esi
mov edx, ecx
shr ecx, 2
rep stosd dword es:[edi], eax
mov ecx, edx
and ecx, 3
rep stosb byte es:[edi], al
mov dl, byte [ebp - 2]
mov al, byte [ebp - 3]
mov cl, byte [ebp - 4]
mov edi, dword [ebp + 0x14]
mov bl, cl
and cl, 3
shr bl, 2
mov byte [ebp - 8], bl
mov bl, al
shl cl, 4
shr bl, 4
add cl, bl
and dword [ebp + 8], 0
mov byte [ebp - 7], cl
and al, 0xf
mov cl, dl
and dl, 0x3f
shl al, 2
shr cl, 6
add al, cl
lea ecx, [esi + 1]
test ecx, ecx
mov byte [ebp - 6], al
mov byte [ebp - 5], dl
jle 0x417ca8
mov edx, dword [0x505f74]
test edx, edx
jne 0x417c8a
mov eax, 0x4cf88c
jmp 0x417c94
mov eax, dword [ebp + 8]
movzx eax, byte [ebp + eax - 8]
add eax, edx
mov edx, dword [edi]
mov ebx, dword [ebp + 0x10]
mov al, byte [eax]
mov byte [edx + ebx], al
inc dword [edi]
inc dword [ebp + 8]
cmp dword [ebp + 8], ecx
jl 0x417c79
cmp esi, 3
jge 0x417cc0
push 4
pop eax
sub eax, ecx
mov ecx, dword [edi]
mov edx, dword [ebp + 0x10]
mov byte [ecx + edx], 0x3d
inc dword [edi]
dec eax
jne 0x417cb2
mov eax, dword [edi]
pop edi
pop esi
pop ebx
leave
ret 0x10
Function at 0x418820
Capabilities:
Hash data with md5

Disassembly:
mov eax, dword [esp + 4]
and dword [eax + 0x14], 0
and dword [eax + 0x10], 0
mov dword [eax], 0x67452301
mov dword [eax + 4], 0xefcdab89
mov dword [eax + 8], 0x98badcfe
mov dword [eax + 0xc], 0x10325476
ret

Function at 0x419cf6
Capabilities:
Access peb ldr_data
Get ntdll base address

Disassembly:
mov eax, 0x4c7e18
call fcn.00495a90
push ecx
mov eax, dword [0x5016e0]
push esi
mov esi, ecx
mov dword [ebp - 0x10], esi
mov dword [esi + 0x18], eax
mov eax, dword [0x5016e0]
and dword [ebp - 4], 0
mov dword [esi + 0x20], eax
mov eax, dword [0x5016e0]
mov dword [esi + 0x24], eax
mov eax, dword [0x5016e0]
mov dword [esi + 0x28], eax
mov eax, dword [0x5016e0]
mov dword [esi + 0x2c], eax
mov eax, dword [0x5016e0]
mov dword [esi + 0x30], eax
mov eax, dword [0x5016e0]
mov dword [esi + 0x34], eax
mov eax, dword [0x5016e0]
mov dword [esi + 0x38], eax
mov eax, dword [ebp + 8]
mov byte [ebp - 4], 7
mov dword [esi + 8], eax
mov eax, dword [ebp + 0xc]
mov dword [esi], 0x4d15f0
mov dword [esi + 0xc], eax
call fcn.0041cf3b
mov ecx, dword [ebp - 0xc]
mov eax, esi
pop esi
mov dword fs:[0], ecx
leave
ret 8

Function at 0x41b0d3
Capabilities:
Create process on windows
Create process suspended
Terminate process

Disassembly:
push ebp
mov ebp, esp
push ecx
push ebx
push esi
mov esi, ecx
push edi
xor edi, edi
lea eax, [esi + 0x60]
lea ebx, [esi + 4]
mov dword [ebp - 4], eax
push ebx
mov dword [eax], edi
lea eax, [esi + 0x14]
push eax
push edi
push edi
push 0x20
push edi
push edi
push edi
mov dword [esi + 0x5c], edi
push dword [ebp + 8]
push edi
call dword [sym.imp.KERNEL32.dll_CreateProcessW]
test eax, eax
jne 0x41b10b
or eax, 0xffffffff
jmp 0x41b180
cmp dword [ebp + 0xc], edi
mov dword [esi + 0x5c], 0xa
je 0x41b147
mov dword [ebp + 8], edi
push 0x64
push dword [ebx]
call dword [sym.imp.KERNEL32.dll_WaitForSingleObject]
test eax, eax
je 0x41b151
mov eax, dword [ebp + 0xc]
cmp dword [eax], edi
je 0x41b11a
add dword [ebp + 8], 0x64
mov eax, dword [ebp + 8]
cmp eax, dword [esi + 0x58]
jl 0x41b11a
push 1
push dword [ebx]
call dword [sym.imp.KERNEL32.dll_TerminateProcess]
jmp 0x41b151
push 0xffffffffffffffff
push dword [ebx]
call dword [sym.imp.KERNEL32.dll_WaitForSingleObject]
mov eax, dword [ebp + 0xc]
mov dword [esi + 0x5c], 0x64
cmp eax, edi
je 0x41b168
cmp dword [eax], edi
je 0x41b168
push 1
pop eax
jmp 0x41b180
mov esi, dword [ebp - 4]
push esi
push dword [ebx]
mov dword [esi], 1
call dword [sym.imp.KERNEL32.dll_GetExitCodeProcess]
mov eax, dword [esi]
neg eax
sbb eax, eax
pop edi
pop esi
pop ebx
leave
ret 8
Function at 0x41b187
Capabilities:
Create process on windows
Create process suspended
Terminate process

Disassembly:
push ebp
mov ebp, esp
push ecx
push ebx
push esi
mov esi, ecx
xor ebx, ebx
push edi
lea eax, [esi + 0x60]
lea edi, [esi + 4]
mov dword [ebp - 4], eax
push edi
mov dword [eax], ebx
lea eax, [esi + 0x14]
push eax
push ebx
push ebx
push 0x20
push ebx
push ebx
push ebx
mov dword [esi + 0x5c], ebx
push dword [ebp + 8]
push ebx
call dword [sym.imp.KERNEL32.dll_CreateProcessW]
test eax, eax
jne 0x41b1bf
or eax, 0xffffffff
jmp 0x41b237
cmp dword [ebp + 0xc], ebx
mov dword [esi + 0x5c], 0xa
je 0x41b1fe
mov dword [ebp + 8], ebx
push 0x64
push dword [edi]
call dword [sym.imp.KERNEL32.dll_WaitForSingleObject]
test eax, eax
je 0x41b208
mov eax, dword [ebp + 0xc]
mov eax, dword [eax]
cmp eax, dword [ebp + 0x10]
jne 0x41b1ce
add dword [ebp + 8], 0x64
mov eax, dword [ebp + 8]
cmp eax, dword [esi + 0x58]
jl 0x41b1ce
push 1
push dword [edi]
call dword [sym.imp.KERNEL32.dll_TerminateProcess]
jmp 0x41b208
push 0xffffffffffffffff
push dword [edi]
call dword [sym.imp.KERNEL32.dll_WaitForSingleObject]
mov eax, dword [ebp + 0xc]
mov dword [esi + 0x5c], 0x64
cmp eax, ebx
je 0x41b21f
cmp dword [eax], ebx
je 0x41b21f
push 1
pop eax
jmp 0x41b237
mov esi, dword [ebp - 4]
push esi
push dword [edi]
mov dword [esi], 1
call dword [sym.imp.KERNEL32.dll_GetExitCodeProcess]
mov eax, dword [esi]
neg eax
sbb eax, eax
pop edi
pop esi
pop ebx
leave
ret 0xc

Function at 0x41bc0f
Capabilities:
Set registry value

Disassembly:
push ebp
mov ebp, esp
cmp dword [ebp + 0x14], 0
push esi
jne 0x41bc3d
push dword [ebp + 0x10]
call dword [sym.imp.KERNEL32.dll_lstrlenW]
shl eax, 1
push eax
push dword [ebp + 0x10]
push 1
push dword [ebp + 0xc]
push dword [ebp + 8]
call dword [sym.imp.ADVAPI32.dll_RegSetValueW]
neg eax
sbb eax, eax
inc eax
jmp 0x41bc8c
lea eax, [ebp + 0xc]
push eax
push dword [ebp + 0xc]
push dword [ebp + 8]
call dword [sym.imp.ADVAPI32.dll_RegCreateKeyW]
test eax, eax
jne 0x41bc8a
push dword [ebp + 0x10]
call dword [sym.imp.KERNEL32.dll_lstrlenW]
lea eax, [eax + eax + 2]
push eax
push dword [ebp + 0x10]
push 1
push 0
push dword [ebp + 0x14]
push dword [ebp + 0xc]
call dword [sym.imp.ADVAPI32.dll_RegSetValueExW]
push dword [ebp + 0xc]
mov esi, eax
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
test eax, eax
jne 0x41bc8a
test esi, esi
jne 0x41bc8a
push 1
pop eax
jmp 0x41bc8c
xor eax, eax
pop esi
pop ebp
ret 0x10