joyce8/EMBER2024-capa huggingface dataset:
Function at 0x4ee700
Capabilities:
Encrypt data using rc4 prga

Disassembly:
mov eax, 0x28
call fcn.00446210
mov eax, dword [0x5ad384]
xor eax, esp
mov dword [esp + 0x24], eax
mov eax, dword [esp + 0x30]
mov dword [esp], eax
mov eax, dword [esp + 0x38]
mov dword [esp + 0x10], eax
mov eax, dword [esp + 0x3c]
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 + 0x50]
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 + 0x14], 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 + 0x2c], ecx
movzx ecx, byte [edx + 5]
mov edx, dword [esp + 0x2c]
shl ecx, 8
or ecx, eax
mov dword [esp + 0x18], 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 + 0x44]
mov dword [esp + 0x1c], edx
mov byte [esp + 0x33], dl
test eax, eax
je 0x4ee8c5
mov ecx, dword [esp + 0x10]
mov edi, dword [esp + 0x3c]
sub ecx, edi
mov dword [esp + 0x10], ecx
xor ebp, ebp
nop dword [eax]
dec eax
mov dword [esp + 0x44], eax
test esi, esi
jne 0x4ee855
push dword [esp + 0x20]
lea eax, [esp + 0x1c]
push eax
call fcn.004ee130
mov ebx, dword [esp + 0x20]
add esp, 8
mov edx, dword [esp + 0x1c]
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 + 0x44]
test eax, eax
jne 0x4ee7f0
test ebp, ebp
mov ebp, dword [esp + 0x24]
je 0x4ee8ac
mov ecx, dword [esp + 0x28]
mov eax, ebx
shr eax, 0x18
mov byte [ebp + 2], bl
mov byte [ebp + 6], dl
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 + 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 eax, dword [esp + 0x14]
pop edi
mov dword [eax], esi
pop esi
pop ebp
pop ebx
mov ecx, dword [esp + 0x24]
xor ecx, esp
call fcn.00446880
add esp, 0x28
ret
mov ecx, dword [esp + 0x34]
mov dword [edi], esi
pop edi
pop esi
pop ebp
pop ebx
xor ecx, esp
call fcn.00446880
add esp, 0x28
ret
Function at 0x4f1360
Capabilities:
Encode data using xor

Disassembly:
mov eax, 8
call fcn.00446210
push ebx
mov ebx, dword [esp + 0x14]
push ebp
mov ebp, dword [esp + 0x14]
push esi
mov esi, dword [esp + 0x20]
push edi
mov edi, dword [esp + 0x34]
mov edi, dword [edi]
mov dword [esp + 0x10], edi
test edi, edi
je 0x4f13a9
mov ecx, dword [esp + 0x30]
nop dword [eax]
test esi, esi
je 0x4f13a9
mov al, byte [edi + ecx]
dec esi
xor al, byte [ebp]
inc edi
mov byte [ebx], al
inc ebp
inc ebx
and edi, 0xf
mov dword [esp + 0x10], edi
jne 0x4f1390
mov edx, dword [esp + 0x2c]
movzx ecx, byte [edx + 0xc]
movzx eax, byte [edx + 0xd]
shl ecx, 8
or ecx, eax
movzx eax, byte [edx + 0xe]
shl ecx, 8
or ecx, eax
movzx eax, byte [edx + 0xf]
shl ecx, 8
or ecx, eax
mov dword [esp + 0x24], ecx
cmp esi, 0x10
jb 0x4f147a
nop dword [eax]
mov eax, esi
mov edx, ecx
shr eax, 4
xor edi, edi
add ecx, eax
cmp ecx, eax
cmovae edi, ecx
neg edx
mov dword [esp + 0x24], edi
cmp ecx, eax
mov edi, dword [esp + 0x2c]
push edi
push dword [esp + 0x2c]
cmovae edx, eax
push edx
push ebx
push ebp
mov dword [esp + 0x28], edx
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 0x4f1456
mov edx, 0xc
mov eax, 1
nop
movzx ecx, byte [edx + edi - 1]
dec edx
add eax, ecx
mov byte [edx + edi], al
shr eax, 8
test edx, edx
jne 0x4f1440
mov edx, dword [esp + 0x24]
mov eax, dword [esp + 0x14]
mov ecx, edx
shl eax, 4
sub esi, eax
add ebx, eax
add ebp, eax
cmp esi, 0x10
jae 0x4f13e0
mov edi, dword [esp + 0x10]
mov dword [esp + 0x24], edx
mov edx, dword [esp + 0x2c]
test esi, esi
je 0x4f14e8
mov eax, dword [esp + 0x30]
xorps xmm0, xmm0
push edx
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
mov edx, dword [esp + 0x2c]
inc ecx
mov eax, ecx
shr eax, 0x18
mov byte [edx + 0xc], al
mov eax, ecx
shr eax, 0x10
mov byte [edx + 0xd], al
mov eax, ecx
shr eax, 8
mov byte [edx + 0xe], al
mov byte [edx + 0xf], cl
test ecx, ecx
jne 0x4f14c9
push edx
call fcn.004f1530
add esp, 4
mov eax, dword [esp + 0x30]
sub ebp, eax
sub ebx, eax
lea ecx, [edi + eax]
add edi, esi
mov al, byte [ecx + ebp]
lea ecx, [ecx + 1]
xor al, byte [ecx - 1]
mov byte [ebx + ecx - 1], al
sub esi, 1
jne 0x4f14d6
mov eax, dword [esp + 0x34]
mov dword [eax], edi
pop edi
pop esi
pop ebp
pop ebx
add esp, 8
ret
Function at 0x4f1b20
Capabilities:
Encode data using xor

Disassembly:
mov eax, 4
call fcn.00446210
push ebp
mov ebp, dword [esp + 0xc]
mov eax, dword [ebp + 0x38]
or eax, dword [ebp + 0x3c]
je 0x4f1b3f
mov eax, 0xfffffffe
pop ebp
pop ecx
ret
push esi
mov esi, dword [esp + 0x18]
xor ecx, ecx
mov eax, esi
add eax, dword [ebp + 0x30]
adc ecx, dword [ebp + 0x34]
cmp ecx, 0x20000000
ja 0x4f1c0f
jb 0x4f1b64
test eax, eax
jne 0x4f1c0f
push ebx
mov dword [ebp + 0x34], ecx
mov ecx, dword [ebp + 0x16c]
mov dword [ebp + 0x30], eax
mov dword [esp + 0x14], ecx
push edi
mov edi, dword [esp + 0x1c]
test ecx, ecx
je 0x4f1bb0
nop
test esi, esi
je 0x4f1c01
mov al, byte [edi]
dec esi
xor byte [ecx + ebp + 0x40], al
inc edi
inc ecx
and ecx, 0xf
mov dword [esp + 0x18], ecx
jne 0x4f1b80
lea eax, [ebp + 0x60]
push eax
lea ebx, [ebp + 0x40]
push ebx
call fcn.004f31c0
mov eax, dword [esp + 0x20]
add esp, 8
mov dword [esp + 0x18], eax
jmp 0x4f1bb3
lea ebx, [ebp + 0x40]
mov eax, esi
lea ecx, [ebp + 0x60]
and eax, 0xfffffff0
mov dword [esp + 0x10], eax
je 0x4f1bd5
push eax
push edi
push ecx
push ebx
call fcn.004f2f90
add edi, dword [esp + 0x20]
add esp, 0x10
sub esi, dword [esp + 0x10]
test esi, esi
je 0x4f1bfd
mov ecx, esi
nop dword [eax + eax]
mov al, byte [edi]
lea edi, [edi + 1]
xor byte [ebx], al
lea ebx, [ebx + 1]
sub esi, 1
jne 0x4f1be0
pop edi
pop ebx
pop esi
mov dword [ebp + 0x16c], ecx
xor eax, eax
pop ebp
pop ecx
ret
mov ecx, dword [esp + 0x18]
pop edi
pop ebx
pop esi
mov dword [ebp + 0x16c], ecx
xor eax, eax
pop ebp
pop ecx
ret
pop esi
or eax, 0xffffffff
pop ebp
pop ecx
ret
Function at 0x4f2d70
Capabilities:
Encode data using xor

Disassembly:
mov eax, 0x10
call fcn.00446210
push ebx
push ebp
mov ebp, dword [esp + 0x24]
push esi
mov esi, dword [esp + 0x20]
mov dword [esi + 0x30], 0
mov dword [esi + 0x34], 0
mov dword [esi + 0x38], 0
mov dword [esi + 0x3c], 0
mov dword [esi + 0x16c], 0
mov dword [esi + 0x168], 0
cmp ebp, 0xc
jne 0x4f2ddb
mov eax, dword [esp + 0x24]
lea ebx, [ebp - 0xb]
movq xmm0, qword [eax]
movq qword [esi], xmm0
mov eax, dword [eax + 8]
mov dword [esi + 8], eax
mov dword [esi + 0xc], 0x1000000
jmp 0x4f2f06
push edi
xor edi, edi
mov dword [esp + 0x1c], ebp
mov dword [esi + 0x40], edi
lea ebx, [esi + 0x40]
mov dword [ebx + 4], edi
lea edx, [esi + 0x60]
mov dword [esi + 0x48], edi
mov dword [esi + 0x4c], edi
mov edi, dword [esp + 0x28]
mov dword [esp + 0x14], edx
cmp ebp, 0x10
jb 0x4f2e6f
mov eax, ebp
lea ecx, [esi + 0x41]
shr eax, 4
mov esi, ebx
mov dword [esp + 0x18], ecx
mov dword [esp + 0x2c], eax
lea edx, [edi + 2]
mov eax, ecx
mov ebx, 4
nop dword [eax]
movzx ecx, byte [edx - 2]
lea edx, [edx + 4]
xor byte [eax - 1], cl
lea eax, [eax + 4]
movzx ecx, byte [edx - 5]
xor byte [eax - 4], cl
movzx ecx, byte [edx - 4]
xor byte [eax - 3], cl
movzx ecx, byte [edx - 3]
xor byte [eax - 2], cl
sub ebx, 1
jne 0x4f2e20
push dword [esp + 0x14]
push esi
call fcn.004f31c0
mov ecx, dword [esp + 0x20]
add esp, 8
add edi, 0x10
sub ebp, 0x10
sub dword [esp + 0x2c], 1
jne 0x4f2e13
mov esi, dword [esp + 0x24]
lea ebx, [esi + 0x40]
lea edx, [esi + 0x60]
test ebp, ebp
je 0x4f2e8e
mov ecx, ebx
mov al, byte [edi]
lea edi, [edi + 1]
xor byte [ecx], al
lea ecx, [ecx + 1]
sub ebp, 1
jne 0x4f2e75
push edx
push ebx
call fcn.004f31c0
add esp, 8
mov edx, dword [esp + 0x1c]
xor eax, eax
shld eax, edx, 3
xor byte [esi + 0x4b], al
shl edx, 3
xor byte [esi + 0x4f], dl
mov ecx, edx
mov dword [esp + 0x24], eax
shrd ecx, eax, 0x18
xor byte [esi + 0x4c], cl
mov edi, eax
mov ecx, edx
shrd ecx, eax, 0x10
mov eax, edx
xor byte [esi + 0x4d], cl
shrd eax, edi, 8
xor byte [esi + 0x4e], al
lea eax, [esi + 0x60]
push eax
push ebx
call fcn.004f31c0
movzx ebx, byte [esi + 0x4c]
add esp, 8
movzx eax, byte [esi + 0x4d]
mov ecx, dword [esi + 0x44]
shl ebx, 8
or ebx, eax
movzx eax, byte [esi + 0x4e]
shl ebx, 8
or ebx, eax
movzx eax, byte [esi + 0x4f]
shl ebx, 8
or ebx, eax
mov eax, dword [esi + 0x40]
mov dword [esi], eax
mov dword [esi + 4], ecx
mov eax, dword [esi + 0x48]
mov ecx, dword [esi + 0x4c]
mov dword [esi + 8], eax
mov dword [esi + 0xc], ecx
pop edi
mov dword [esi + 0x40], 0
lea eax, [esi + 0x20]
mov dword [esi + 0x44], 0
mov dword [esi + 0x48], 0
mov dword [esi + 0x4c], 0
push dword [esi + 0x174]
push eax
mov eax, dword [esi + 0x170]
push esi
call eax
inc ebx
add esp, 0xc
mov eax, ebx
mov byte [esi + 0xf], bl
shr eax, 0x18
mov byte [esi + 0xc], al
mov eax, ebx
shr eax, 0x10
mov byte [esi + 0xd], al
mov eax, ebx
shr eax, 8
mov byte [esi + 0xe], al
pop esi
pop ebp
pop ebx
add esp, 0x10
ret
Function at 0x4f9ef0
Capabilities:
Encode data using xor

Disassembly:
cmp dword [esp + 0x18], 0
je 0x4f9f04
mov dword [esp + 0x18], fcn.004f86d0
jmp fcn.004f1080
mov dword [esp + 0x18], fcn.004f7970
jmp fcn.004f0d80
Function at 0x52aec7
Capabilities:
Read file on windows

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
pop ebp
jmp fcn.0052ad3d

Function at 0x532240
Capabilities:
Set environment variable

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
pop ebp
jmp fcn.00531d93
Function at 0x415800
Capabilities:
Enumerate files on windows

Disassembly:
push 0xffffffffffffffff
push 0x57156b
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x180
push ebx
push ebp
mov ebp, ecx
lea ecx, [esp + 8]
lea eax, [ebp + 0x40]
push eax
call fcn.005630e4
mov ecx, dword [esp + 8]
mov dword [esp + 0x190], 0
mov eax, dword [ecx - 8]
test eax, eax
je 0x415882
lea edx, [esp + 0x10]
push 1
push edx
lea ecx, [esp + 0x10]
call fcn.0055fca4
mov eax, dword [eax]
push 0x681340
push eax
call fcn.00550ac4
add esp, 8
lea ecx, [esp + 0x10]
test eax, eax
setne bl
call fcn.0056336f
test bl, bl
je 0x415882
push 0x681340
lea ecx, [esp + 0xc]
call fcn.0056374b
push 0x684efc
lea ecx, [esp + 0xc]
call fcn.0056374b
mov ecx, dword [esp + 8]
lea eax, [esp + 0x48]
push eax
push ecx
call dword [sym.imp.KERNEL32.dll_FindFirstFileA]
cmp eax, 0xffffffff
mov dword [esp + 0xc], eax
jne 0x4158be
lea ecx, [esp + 8]
mov dword [esp + 0x190], eax
call fcn.0056336f
jmp 0x415989
push esi
mov esi, dword [esp + 0x19c]
push edi
mov edi, dword [sym.imp.USER32.dll_SendMessageA]
mov ebx, 0x23
test byte [esp + 0x50], 0x10
je 0x415942
lea edx, [esp + 0x7c]
push 0x684ef8
push edx
call fcn.00550ac4
add esp, 8
test eax, eax
je 0x415942
lea eax, [esp + 0x7c]
push 0x684ef4
push eax
call fcn.00550ac4
add esp, 8
test eax, eax
je 0x415942
mov eax, dword [ebp + 0x1c]
lea edx, [esp + 0x1c]
push edx
push 0
lea ecx, [esp + 0x84]
push 0x1100
push eax
mov dword [esp + 0x2c], esi
mov dword [esp + 0x30], 0xffff0003
mov dword [esp + 0x4c], 0
mov dword [esp + 0x50], 1
mov dword [esp + 0x44], ecx
mov dword [esp + 0x34], ebx
call edi
mov edx, dword [esp + 0x14]
lea ecx, [esp + 0x50]
push ecx
push edx
call dword [sym.imp.KERNEL32.dll_FindNextFileA]
test eax, eax
jne 0x4158d2
mov eax, dword [esp + 0x14]
push eax
call dword [sym.imp.KERNEL32.dll_FindClose]
mov ecx, dword [ebp + 0x1c]
push esi
push 2
push 0x1102
push ecx
call edi
lea ecx, [esp + 0x10]
mov dword [esp + 0x198], 0xffffffff
call fcn.0056336f
pop edi
pop esi
mov ecx, dword [esp + 0x188]
pop ebp
pop ebx
mov dword fs:[0], ecx
add esp, 0x18c
ret 4

Function at 0x416180
Capabilities:
Query or enumerate registry value

Disassembly:
mov ecx, dword [esp + 8]
mov edx, dword [esp + 4]
sub esp, 0x10c
lea eax, [esp]
push esi
push eax
push 1
push 0
push ecx
push edx
call dword [sym.imp.ADVAPI32.dll_RegOpenKeyExA]
mov esi, eax
test esi, esi
jne 0x4161e2
mov edx, dword [esp + 4]
lea eax, [esp + 8]
lea ecx, [esp + 0xc]
push eax
push ecx
push esi
push edx
mov dword [esp + 0x18], 0x104
call dword [sym.imp.ADVAPI32.dll_RegQueryValueA]
mov ecx, dword [esp + 0x11c]
lea eax, [esp + 0xc]
push eax
push ecx
call dword [sym.imp.KERNEL32.dll_lstrcpyA]
mov edx, dword [esp + 4]
push edx
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
mov eax, esi
pop esi
add esp, 0x10c
ret 0xc
Function at 0x4161f0
Capabilities:
Create process on windows

Disassembly:
push 0xffffffffffffffff
push 0x5715eb
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x20c
mov eax, dword [0x6981f8]
push esi
push edi
mov edi, ecx
mov dword [esp + 8], eax
mov eax, dword [edi + 0x44]
mov dword [esp + 0x21c], 0
test eax, eax
jne 0x416328
mov ecx, dword [edi + 0x48]
lea esi, [edi + 0x48]
mov eax, dword [ecx - 8]
test eax, eax
jne 0x416256
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.0056336f
xor eax, eax
jmp 0x41639f
push str.mailto:
lea ecx, [esp + 0xc]
call fcn.005634f8
push esi
lea ecx, [esp + 0xc]
call fcn.00563787
mov ecx, dword [esp + 8]
push ebx
push ebp
mov ebp, dword [esp + 0x22c]
push ebp
push 0
push 0
push ecx
push str.open
push 0
call dword [sym.imp.SHELL32.dll_ShellExecuteA]
mov esi, eax
cmp esi, 0x20
ja 0x41637d
lea edx, [esp + 0x14]
mov ecx, edi
push edx
push str..htm
push SysReAllocStringLen
call fcn.00416180
test eax, eax
jne 0x41637d
mov ebx, dword [sym.imp.KERNEL32.dll_lstrcatA]
lea eax, [esp + 0x14]
push str._shellopencommand
push eax
call ebx
lea ecx, [esp + 0x14]
lea edx, [esp + 0x14]
push ecx
push edx
push SysReAllocStringLen
mov ecx, edi
call fcn.00416180
test eax, eax
jne 0x41637d
lea eax, [esp + 0x14]
push 0x684f10
push eax
call fcn.00551d50
mov esi, eax
add esp, 8
test esi, esi
jne 0x41635c
lea ecx, [esp + 0x14]
push 0x684f0c
push ecx
call fcn.00551cd0
mov esi, eax
add esp, 8
test esi, esi
jne 0x41635c
lea edx, [esp + 0x14]
push edx
call dword [sym.imp.KERNEL32.dll_lstrlenA]
lea esi, [esp + eax + 0x13]
jmp 0x41635f
lea edx, [edi + 0x4c]
lea ecx, [esp + 8]
push edx
call fcn.005634a8
mov eax, dword [esp + 8]
mov ecx, dword [eax - 8]
test ecx, ecx
jne 0x41626e
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.0056336f
xor eax, eax
jmp 0x41639f
mov byte [esi], 0
push 0x684f08
push esi
call ebx
mov eax, dword [esp + 0x10]
push eax
push esi
call ebx
lea ecx, [esp + 0x14]
push ebp
push ecx
call dword [sym.imp.KERNEL32.dll_WinExec]
mov esi, eax
xor edx, edx
cmp esi, 0x20
setg dl
lea ecx, [esp + 0x10]
mov esi, edx
mov dword [esp + 0x224], 0xffffffff
call fcn.0056336f
pop ebp
mov eax, esi
pop ebx
mov ecx, dword [esp + 0x214]
pop edi
pop esi
mov dword fs:[0], ecx
add esp, 0x218
ret 4
Function at 0x42b2c0
Capabilities:
Log keystrokes via polling

Disassembly:
mov eax, dword [esp + 4]
push esi
push edi
mov edi, dword [sym.imp.USER32.dll_GetKeyState]
mov cl, byte [eax + 8]
and ecx, 0xff
mov esi, ecx
cmp si, 0x60
jb 0x42b32e
cmp si, 0x69
ja 0x42b32e
add esi, 0xffd0
cmp si, 0x11
je 0x42b2fe
push 0x11
call edi
test ax, ax
jge 0x42b2fe
or esi, 0x2000
cmp si, 0x10
je 0x42b313
push 0x10
call edi
test ax, ax
jge 0x42b313
or esi, 0x4000
cmp si, 0x12
je 0x42b328
push 0x12
call edi
test ax, ax
jge 0x42b328
or esi, 0x8000
mov ax, si
pop edi
pop esi
ret
cmp si, 0x6d
jne 0x42b33b
mov esi, 0xbd
jmp 0x42b2ef
cmp si, 0x6e
jne 0x42b348
mov esi, 0xbe
jmp 0x42b2ef
cmp si, 0x6f
jne 0x42b2e9
mov esi, 0xbf
jmp 0x42b2ef

Function at 0x42cb00
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push ecx
mov eax, dword [0x6a9108]
xor edx, edx
cmp eax, edx
jne 0x42cb26
xor eax, eax
mov byte [eax + 0x6a9008], al
inc eax
cmp eax, 0x100
jl 0x42cb0e
mov dword [0x6a9108], 1
mov eax, dword [esp + 0xc]
push ebx
mov ebx, dword [esp + 0x14]
push esi
push edi
mov ecx, 0x40
mov esi, 0x6a9008
mov edi, ebx
rep movsd dword es:[edi], dword [esi]
cmp eax, edx
mov byte [ebx + 0x100], dl
mov byte [ebx + 0x101], dl
jle 0x42cbb7
xor esi, esi
push ebp
mov byte [esp + 0x20], dl
xor ecx, ecx
mov edi, dword [esp + 0x20]
mov ebp, dword [esp + 0x18]
mov al, byte [esi + ebx]
and edi, 0xff
xor edx, edx
mov dl, byte [edi + ebp]
mov ebp, eax
and ebp, 0xff
add ecx, edx
add ecx, ebp
and ecx, 0x800000ff
jns 0x42cb8a
dec ecx
or ecx, 0xffffff00
inc ecx
mov byte [esp + 0x10], cl
mov ecx, dword [esp + 0x10]
and ecx, 0xff
mov dl, byte [ecx + ebx]
mov byte [esi + ebx], dl
mov byte [ecx + ebx], al
lea eax, [edi + 1]
cdq
idiv dword [esp + 0x1c]
inc esi
cmp esi, 0x100
mov byte [esp + 0x20], dl
jl 0x42cb58
pop ebp
pop edi
pop esi
pop ebx
pop ecx
ret

Function at 0x42cc30
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
sub esp, 8
mov eax, dword [ebp + 0x10]
push ebx
push esi
push edi
mov cl, byte [eax + 0x100]
mov dl, byte [eax + 0x101]
mov dword [ebp - 8], eax
mov byte [ebp - 1], cl
mov byte [ebp - 2], dl
xor ebx, ebx
mov bl, byte [ebp - 1]
xor edx, edx
mov dl, byte [ebp - 2]
mov esi, dword [ebp - 8]
mov edi, dword [ebp + 8]
xor eax, eax
mov ecx, dword [ebp + 0xc]
test ecx, ecx
jle 0x42cc83
inc bl
mov al, byte [esi + ebx]
add dl, al
xchg byte [esi + edx], al
mov byte [esi + ebx], al
add al, byte [esi + edx]
mov al, byte [esi + eax]
xor byte [edi], al
inc edi
dec ecx
jne 0x42cc6a
mov byte [ebp - 1], bl
mov byte [ebp - 2], dl
mov eax, dword [ebp + 0x10]
mov cl, byte [ebp - 1]
mov dl, byte [ebp - 2]
pop edi
pop esi
mov byte [eax + 0x100], cl
mov byte [eax + 0x101], dl
pop ebx
mov esp, ebp
pop ebp
ret
Function at 0x433980
Capabilities:
Enumerate pe sections

Disassembly:
sub esp, 0x18
mov eax, dword [esp + 0x1c]
push ebx
push ebp
push esi
xor esi, esi
xor ecx, ecx
mov si, word [eax + 8]
mov cx, word [eax + 4]
xor ebp, ebp
xor edx, edx
mov bp, word [eax + 0xa]
mov dx, word [eax + 6]
sub esi, ecx
sub ebp, edx
inc esi
xor ebx, ebx
inc ebp
cmp esi, ebx
mov dword [esp + 0x14], esi
jle 0x433b18
cmp ebp, ebx
jle 0x433b18
mov eax, esi
push edi
cdq
and edx, 7
add eax, edx
mov edi, eax
mov eax, esi
sar edi, 3
and eax, reloc.OLEAUT32.dll_VariantInit
mov dword [esp + 0x10], edi
jns 0x4339de
dec eax
or eax, 0xfffffff8
inc eax
je 0x4339e5
inc edi
mov dword [esp + 0x10], edi
mov ecx, edi
and ecx, reloc.WS2_32.dll_accept
jns 0x4339f4
dec ecx
or ecx, 0xfffffffe
inc ecx
je 0x4339fb
inc edi
mov dword [esp + 0x10], edi
push 0x18
call fcn.005630b0
add esp, 4
cmp eax, ebx
je 0x433a1c
mov dword [eax], ebx
mov dword [eax + 4], ebx
mov dword [eax + 8], ebx
mov dword [eax + 0xc], ebx
mov dword [eax + 0x10], ebx
mov dword [eax + 0x14], ebx
mov ebx, eax
mov eax, edi
mov dword [esp + 0x14], ebx
imul eax, ebp
push eax
mov dword [ebx], 7
mov dword [ebx + 4], esi
mov dword [ebx + 8], ebp
mov dword [ebx + 0x14], eax
call fcn.005630b0
mov ecx, dword [ebx + 0x14]
mov edi, eax
mov edx, ecx
xor eax, eax
shr ecx, 2
mov dword [ebx + 0x10], edi
add esp, 4
rep stosd dword es:[edi], eax
mov ecx, edx
and ecx, 3
rep stosb byte es:[edi], al
mov eax, dword [esp + 0x2c]
test ebp, ebp
lea edx, [eax + 0x80]
jle 0x433b0e
xor eax, eax
mov dword [esp + 0x20], ebp
mov dword [esp + 0x1c], eax
mov ebp, dword [ebx + 0x10]
xor ecx, ecx
add ebp, eax
mov dword [esp + 0x2c], ecx
test esi, esi
jle 0x433af5
mov al, byte [edx]
cmp al, 0xc0
jbe 0x433ae1
and eax, 0xff
sub eax, 0xc0
inc edx
mov esi, eax
mov dword [esp + 0x24], edx
cmp esi, 1
jle 0x433ad6
xor eax, eax
mov ecx, esi
mov al, byte [edx]
mov edx, ecx
mov bl, al
mov edi, ebp
mov bh, bl
dec esi
mov eax, ebx
shl eax, 0x10
mov ax, bx
mov ebx, dword [esp + 0x14]
shr ecx, 2
rep stosd dword es:[edi], eax
mov ecx, edx
mov edx, dword [esp + 0x24]
and ecx, 3
add ebp, esi
rep stosb byte es:[edi], al
mov eax, dword [esp + 0x2c]
lea ecx, [eax + esi*8]
mov esi, dword [esp + 0x18]
jmp 0x433ae4
mov al, byte [edx]
mov esi, dword [esp + 0x18]
mov byte [ebp], al
jmp 0x433ae4
mov byte [ebp], al
inc ebp
add ecx, 8
inc edx
cmp ecx, esi
mov dword [esp + 0x2c], ecx
jl 0x433a80
mov eax, dword [esp + 0x1c]
mov edi, dword [esp + 0x10]
mov ecx, dword [esp + 0x20]
add eax, edi
dec ecx
mov dword [esp + 0x1c], eax
mov dword [esp + 0x20], ecx
jne 0x433a71
pop edi
pop esi
mov eax, ebx
pop ebp
pop ebx
add esp, 0x18
ret
pop esi
pop ebp
xor eax, eax
pop ebx
add esp, 0x18
ret

Function at 0x435b70
Capabilities:
Initialize winsock library

Disassembly:
sub esp, 0x190
push esi
mov esi, ecx
call fcn.0056497e
lea eax, [esp + 4]
mov dword [esi], method.CWnd.virtual_0
push eax
push 0x101
call dword [sym.imp.WS2_32.dll_WSAStartup]
neg eax
sbb eax, eax
mov dword [esi + 0x44], 0x4d12
inc eax
mov dword [esi + 0x40], 0xffffffff
mov dword [esi + 0x3c], eax
mov eax, esi
pop esi
add esp, 0x190
ret
Function at 0x435cf0
Capabilities:
Resolve dns

Disassembly:
push ebx
push esi
mov esi, dword [esp + 0x10]
test esi, esi
je 0x435d77
cmp byte [esi], 0
je 0x435d77
mov ebx, dword [esp + 0xc]
xor eax, eax
mov ecx, ebx
mov edx, dword [esp + 0x14]
push edx
mov dword [ecx], eax
mov dword [ecx + 4], eax
mov dword [ecx + 8], eax
mov dword [ecx + 0xc], eax
call dword [sym.imp.WS2_32.dll_htons]
push esi
mov word [ebx + 2], ax
call dword [sym.imp.WS2_32.dll_inet_addr]
cmp eax, 0xffffffff
jne 0x435d65
push esi
call dword [sym.imp.WS2_32.dll_gethostbyname]
test eax, eax
je 0x435d77
movsx ecx, word [eax + 0xa]
mov edx, dword [eax + 0xc]
push edi
lea edi, [ebx + 4]
mov esi, dword [edx]
mov edx, ecx
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, edx
and ecx, 3
rep movsb byte es:[edi], byte [esi]
mov ax, word [eax + 8]
pop edi
mov word [ebx], ax
pop esi
mov eax, 1
pop ebx
ret 0xc
mov dword [ebx + 4], eax
mov word [ebx], 2
pop esi
mov eax, 1
pop ebx
ret 0xc
pop esi
xor eax, eax
pop ebx
ret 0xc

Function at 0x435f53
Capabilities:
Connect socket

Disassembly:
sub esp, 0x10
push esi
mov esi, ecx
mov eax, dword [esi]
call dword [eax + 0xbc]
test eax, eax
je 0x435fc2
mov ecx, dword [esp + 0x1c]
mov edx, dword [esp + 0x18]
push ecx
lea eax, [esp + 8]
push edx
push eax
mov ecx, esi
call fcn.00435cf0
test eax, eax
je 0x435fc2
mov edx, dword [esi + 0x40]
lea ecx, [esp + 4]
push 0x10
push ecx
push edx
call dword [sym.imp.WS2_32.dll_connect]
cmp eax, 0xffffffff
je 0x435fbb
mov eax, dword [esi + 0x1c]
mov ecx, dword [esi + 0x40]
push 0x21
push 0x8078
push eax
push ecx
call dword [sym.imp.WS2_32.dll_WSAAsyncSelect]
cmp eax, 0xffffffff
je 0x435fbb
mov eax, 1
mov dword [esi + 0x48], eax
pop esi
add esp, 0x10
ret 8
mov ecx, esi
call fcn.00435f20
xor eax, eax
pop esi
add esp, 0x10
ret 8

Function at 0x436fe0
Capabilities:
Access peb ldr_data

Disassembly:
mov eax, dword fs:[0]
push 0xffffffffffffffff
push 0x5731e8
push eax
mov dword fs:[0], esp
sub esp, 0x28
push esi
push edi
mov edi, dword [esp + 0x44]
mov esi, ecx
test edi, edi
jne 0x437019
pop edi
xor eax, eax
pop esi
mov ecx, dword [esp + 0x28]
mov dword fs:[0], ecx
add esp, 0x34
ret 0x24
push 0x400
lea ecx, [esp + 0xc]
call fcn.0056b28e
mov eax, dword [esp + 0x40]
push 0
push edi
push eax
lea ecx, [esp + 0x14]
mov dword [esp + 0x44], 0
call fcn.0056b316
mov ecx, dword [esp + 0x60]
mov edx, dword [esp + 0x5c]
mov eax, dword [esp + 0x58]
push ecx
mov ecx, dword [esp + 0x58]
push edx
mov edx, dword [esp + 0x58]
push eax
mov eax, dword [esp + 0x58]
push ecx
mov ecx, dword [esp + 0x58]
push edx
push eax
lea edx, [esp + 0x20]
push ecx
push edx
mov ecx, esi
call fcn.004370a0
lea ecx, [esp + 8]
mov esi, eax
mov dword [esp + 0x38], 0xffffffff
call fcn.0056b353
mov ecx, dword [esp + 0x30]
mov eax, esi
pop edi
pop esi
mov dword fs:[0], ecx
add esp, 0x34
ret 0x24