joyce8/EMBER2024-capa huggingface dataset:
Function at 0x451763
Capabilities:
Resolve function by parsing pe exports

Disassembly:
push ebp
mov ebp, esp
pop ebp
sub esp, 0xc
push ebp
push edi
mov edi, dword [esp + 0x18]
test edi, edi
je 0x451786
mov ebp, dword [esp + 0x1c]
test ebp, ebp
je 0x451786
mov eax, dword [edi + 0x3c]
cmp dword [eax + edi + 0x7c], 0
jne 0x451790
pop edi
xor eax, eax
pop ebp
add esp, 0xc
ret 8
mov eax, dword [eax + edi + 0x78]
add eax, edi
push ebx
mov ecx, dword [eax + 0x20]
mov edx, dword [eax + 0x24]
mov ebx, dword [eax + 0x14]
add ecx, edi
mov dword [esp + 0x20], ecx
push esi
mov esi, dword [eax + 0x1c]
mov ecx, ebp
sub ecx, dword [eax + 0x10]
add esi, edi
add edx, edi
mov dword [esp + 0x18], esi
mov dword [esp + 0x14], edx
mov dword [esp + 0x20], ebx
cmp ecx, ebx
ja 0x4517d2
mov eax, dword [esi + ecx*4]
pop esi
pop ebx
add eax, edi
pop edi
pop ebp
add esp, 0xc
ret 8
mov eax, dword [eax + 0x18]
xor esi, esi
mov dword [esp + 0x10], eax
test eax, eax
je 0x451834
mov ecx, ebx
lea ebx, [ebx]
movzx ebx, word [edx + esi*2]
cmp ebx, ecx
ja 0x45182f
mov eax, dword [esp + 0x24]
mov ecx, ebp
mov eax, dword [eax + esi*4]
add eax, edi
mov dl, byte [ecx]
cmp dl, byte [eax]
jne 0x45181a
test dl, dl
je 0x451816
mov dl, byte [ecx + 1]
cmp dl, byte [eax + 1]
jne 0x45181a
add ecx, 2
add eax, 2
test dl, dl
jne 0x4517fa
xor eax, eax
jmp 0x45181f
sbb eax, eax
or eax, 1
test eax, eax
je 0x451840
mov eax, dword [esp + 0x10]
mov edx, dword [esp + 0x14]
mov ecx, dword [esp + 0x20]
inc esi
cmp esi, eax
jb 0x4517e7
pop esi
pop ebx
pop edi
xor eax, eax
pop ebp
add esp, 0xc
ret 8
mov eax, dword [esp + 0x18]
pop esi
mov eax, dword [eax + ebx*4]
pop ebx
add eax, edi
pop edi
pop ebp
add esp, 0xc
ret 8
Function at 0x4518d2
Capabilities:
Resolve function by parsing pe exports

Disassembly:
push ebp
mov ebp, esp
pop ebp
sub esp, 0xc
push ebp
push edi
mov edi, dword [esp + 0x18]
test edi, edi
je 0x4518f5
mov ebp, dword [esp + 0x1c]
test ebp, ebp
je 0x4518f5
mov eax, dword [edi + 0x3c]
cmp dword [eax + edi + 0x7c], 0
jne 0x4518ff
pop edi
xor eax, eax
pop ebp
add esp, 0xc
ret 8
mov eax, dword [eax + edi + 0x78]
add eax, edi
push ebx
mov ecx, dword [eax + 0x20]
mov edx, dword [eax + 0x24]
mov ebx, dword [eax + 0x14]
add ecx, edi
mov dword [esp + 0x20], ecx
push esi
mov esi, dword [eax + 0x1c]
mov ecx, ebp
sub ecx, dword [eax + 0x10]
add esi, edi
add edx, edi
mov dword [esp + 0x18], esi
mov dword [esp + 0x14], edx
mov dword [esp + 0x20], ebx
cmp ecx, ebx
ja 0x451941
mov eax, dword [esi + ecx*4]
pop esi
pop ebx
add eax, edi
pop edi
pop ebp
add esp, 0xc
ret 8
mov eax, dword [eax + 0x18]
xor esi, esi
mov dword [esp + 0x10], eax
test eax, eax
je 0x4519a3
mov ecx, ebx
lea ebx, [ebx]
movzx ebx, word [edx + esi*2]
cmp ebx, ecx
ja 0x45199e
mov eax, dword [esp + 0x24]
mov ecx, ebp
mov eax, dword [eax + esi*4]
add eax, edi
mov dl, byte [ecx]
cmp dl, byte [eax]
jne 0x451989
test dl, dl
je 0x451985
mov dl, byte [ecx + 1]
cmp dl, byte [eax + 1]
jne 0x451989
add ecx, 2
add eax, 2
test dl, dl
jne 0x451969
xor eax, eax
jmp 0x45198e
sbb eax, eax
or eax, 1
test eax, eax
je 0x4519af
mov eax, dword [esp + 0x10]
mov edx, dword [esp + 0x14]
mov ecx, dword [esp + 0x20]
inc esi
cmp esi, eax
jb 0x451956
pop esi
pop ebx
pop edi
xor eax, eax
pop ebp
add esp, 0xc
ret 8
mov eax, dword [esp + 0x18]
pop esi
mov eax, dword [eax + ebx*4]
pop ebx
add eax, edi
pop edi
pop ebp
add esp, 0xc
ret 8
Function at 0x451a41
Capabilities:
Resolve function by parsing pe exports

Disassembly:
push ebp
mov ebp, esp
pop ebp
sub esp, 0xc
push ebp
push edi
mov edi, dword [esp + 0x18]
test edi, edi
je 0x451a64
mov ebp, dword [esp + 0x1c]
test ebp, ebp
je 0x451a64
mov eax, dword [edi + 0x3c]
cmp dword [eax + edi + 0x7c], 0
jne 0x451a6e
pop edi
xor eax, eax
pop ebp
add esp, 0xc
ret 8
mov eax, dword [eax + edi + 0x78]
add eax, edi
push ebx
mov ecx, dword [eax + 0x20]
mov edx, dword [eax + 0x24]
mov ebx, dword [eax + 0x14]
add ecx, edi
mov dword [esp + 0x20], ecx
push esi
mov esi, dword [eax + 0x1c]
mov ecx, ebp
sub ecx, dword [eax + 0x10]
add esi, edi
add edx, edi
mov dword [esp + 0x18], esi
mov dword [esp + 0x14], edx
mov dword [esp + 0x20], ebx
cmp ecx, ebx
ja 0x451ab0
mov eax, dword [esi + ecx*4]
pop esi
pop ebx
add eax, edi
pop edi
pop ebp
add esp, 0xc
ret 8
mov eax, dword [eax + 0x18]
xor esi, esi
mov dword [esp + 0x10], eax
test eax, eax
je 0x451b12
mov ecx, ebx
lea ebx, [ebx]
movzx ebx, word [edx + esi*2]
cmp ebx, ecx
ja 0x451b0d
mov eax, dword [esp + 0x24]
mov ecx, ebp
mov eax, dword [eax + esi*4]
add eax, edi
mov dl, byte [ecx]
cmp dl, byte [eax]
jne 0x451af8
test dl, dl
je 0x451af4
mov dl, byte [ecx + 1]
cmp dl, byte [eax + 1]
jne 0x451af8
add ecx, 2
add eax, 2
test dl, dl
jne 0x451ad8
xor eax, eax
jmp 0x451afd
sbb eax, eax
or eax, 1
test eax, eax
je 0x451b1e
mov eax, dword [esp + 0x10]
mov edx, dword [esp + 0x14]
mov ecx, dword [esp + 0x20]
inc esi
cmp esi, eax
jb 0x451ac5
pop esi
pop ebx
pop edi
xor eax, eax
pop ebp
add esp, 0xc
ret 8
mov eax, dword [esp + 0x18]
pop esi
mov eax, dword [eax + ebx*4]
pop ebx
add eax, edi
pop edi
pop ebp
add esp, 0xc
ret 8

Function at 0x455792
Capabilities:
Initialize winsock library

Disassembly:
push ebp
mov ebp, esp
sub esp, 0xc
mov dword [ebp - 4], 0
push 0x80000301
push 0
push 0x3e8
push 1
mov ebx, 0x1bc
call fcn.004aab60
add esp, 0x10
mov dword [ebp - 8], eax
mov eax, dword [ebp - 8]
push eax
mov ebx, dword [ebp - 4]
test ebx, ebx
je 0x4557d7
push ebx
call fcn.004a9fcb
add esp, 4
pop eax
mov dword [ebp - 4], eax
lea eax, [ebp - 4]
push eax
call fcn.00401255
mov dword [ebp - 8], eax
mov dword [ebp - 0xc], esp
push dword [ebp - 8]
push 0x101
xor eax, eax
call dword [sym.imp.WS2_32.dll_WSAStartup]
nop
nop
cmp dword [ebp - 0xc], esp
je 0x455818
push 0xcc
push 0x4026e21
push 6
call fcn.004a9fd1
add esp, 0xc
mov ebx, dword [ebp - 4]
test ebx, ebx
je 0x455828
push ebx
call fcn.004a9fcb
add esp, 4
mov esp, ebp
pop ebp
ret 4
Function at 0x45ff30
Capabilities:
Get graphical window text

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x28
mov dword [ebp - 4], 0
mov dword [ebp - 8], 0
mov dword [ebp - 0xc], 0
push dword [ebp + 8]
mov eax, dword [esp]
mov eax, dword [eax]
mov eax, dword [eax]
call dword [eax + 0x5c]
mov dword [ebp - 4], eax
mov dword [ebp - 0x10], esp
push dword [ebp - 4]
xor eax, eax
call dword [sym.imp.USER32.dll_GetWindowTextLengthW]
nop
nop
cmp dword [ebp - 0x10], esp
je 0x45ff8a
push 0x46
push 0x4020cb8
push 6
call fcn.004a9fd1
add esp, 0xc
mov dword [ebp - 8], eax
cmp dword [ebp - 8], 0
jne 0x45ffa1
mov eax, 0x4bc5fa
jmp 0x460084
fild dword [ebp - 8]
fstp qword [ebp - 0x14]
fld qword [ebp - 0x14]
fmul qword [0x4bb427]
fstp qword [ebp - 0x1c]
fld qword [ebp - 0x1c]
fadd qword [0x4bb427]
fstp qword [ebp - 0x24]
fld qword [ebp - 0x24]
call fcn.00401d84
push 0x80000301
push 0
push eax
push 1
mov ebx, 0x1bc
call fcn.004aab60
add esp, 0x10
mov dword [ebp - 0x28], eax
mov eax, dword [ebp - 0x28]
push eax
mov ebx, dword [ebp - 0xc]
test ebx, ebx
je 0x45fff8
push ebx
call fcn.004a9fcb
add esp, 4
pop eax
mov dword [ebp - 0xc], eax
fild dword [ebp - 8]
fstp qword [ebp - 0x14]
fld qword [ebp - 0x14]
fadd qword [0x4bb492]
fstp qword [ebp - 0x1c]
mov dword [ebp - 0x20], esp
fld qword [ebp - 0x1c]
call fcn.00401d84
push eax
mov eax, dword [ebp - 0xc]
test eax, eax
je 0x460024
add eax, 8
push eax
push dword [ebp - 4]
xor eax, eax
call dword [sym.imp.USER32.dll_GetWindowTextW]
nop
nop
cmp dword [ebp - 0x20], esp
je 0x46004e
push 0x165
push 0x4020cb8
push 6
call fcn.004a9fd1
add esp, 0xc
mov dword [ebp - 8], eax
cmp dword [ebp - 8], 0
jne 0x460065
mov eax, 0x4bc5fa
jmp 0x460084
mov eax, dword [ebp - 0xc]
test eax, eax
je 0x46007f
push eax
mov eax, dword [eax + 4]
add eax, 8
push eax
call fcn.004a9fc5
pop ecx
pop esi
mov edi, eax
rep movsb byte es:[edi], byte [esi]
jmp 0x460084
push eax
mov ebx, dword [ebp - 0xc]
test ebx, ebx
je 0x460095
push ebx
call fcn.004a9fcb
add esp, 4
pop eax
mov esp, ebp
pop ebp
ret 4

Function at 0x47da0c
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
add esp, 0xfffffff0
push ebx
push esi
push edi
mov esi, dword [ebp + 8]
xor ecx, ecx
mov eax, dword [esi]
mov edx, dword [esi + 4]
bswap eax
bswap edx
mov dword [ebp - 4], ecx
mov ecx, dword [ebp + 0x10]
mov dword [ebp - 8], esp
mov esp, dword [ebp + 0xc]
mov edi, dword [ebp - 4]
xor eax, dword [ecx + edi*4]
mov edi, eax
mov esi, eax
shr edi, 0x18
shr esi, 0x10
and esi, 0xff
mov ebx, dword [esp + edi*4]
add ebx, dword [esp + esi*4 + 0x400]
movzx edi, ah
movzx esi, al
xor ebx, dword [esp + edi*4 + 0x800]
add ebx, dword [esp + esi*4 + 0xc00]
xor ebx, edx
inc dword [ebp - 4]
mov edx, eax
cmp dword [ebp - 4], 0x10
mov eax, ebx
jne 0x47da2f
mov esp, dword [ebp - 8]
xchg edx, eax
xor edx, dword [ecx + 0x40]
xor eax, dword [ecx + 0x44]
mov esi, dword [ebp + 8]
bswap eax
bswap edx
mov dword [esi], eax
mov dword [esi + 4], edx
pop edi
pop esi
pop ebx
leave
ret 0xc
Function at 0x47db07
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
add esp, 0xfffffff0
push ebx
push esi
push edi
mov esi, dword [ebp + 8]
xor ecx, ecx
mov eax, dword [esi]
mov edx, dword [esi + 4]
bswap eax
bswap edx
mov dword [ebp - 4], ecx
mov ecx, dword [ebp + 0x10]
mov dword [ebp - 8], esp
mov esp, dword [ebp + 0xc]
mov edi, dword [ebp - 4]
xor eax, dword [ecx + edi*4]
mov edi, eax
mov esi, eax
shr edi, 0x18
shr esi, 0x10
and esi, 0xff
mov ebx, dword [esp + edi*4]
add ebx, dword [esp + esi*4 + 0x400]
movzx edi, ah
movzx esi, al
xor ebx, dword [esp + edi*4 + 0x800]
add ebx, dword [esp + esi*4 + 0xc00]
xor ebx, edx
inc dword [ebp - 4]
mov edx, eax
cmp dword [ebp - 4], 0x10
mov eax, ebx
jne 0x47db2a
mov esp, dword [ebp - 8]
xchg edx, eax
xor edx, dword [ecx + 0x40]
xor eax, dword [ecx + 0x44]
mov esi, dword [ebp + 8]
bswap eax
bswap edx
mov dword [esi], eax
mov dword [esi + 4], edx
pop edi
pop esi
pop ebx
leave
ret 0xc

Function at 0x47dce3
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
add esp, 0xfffffff0
push ebx
push esi
push edi
mov esi, dword [ebp + 8]
xor ecx, ecx
mov eax, dword [esi]
mov edx, dword [esi + 4]
bswap eax
bswap edx
mov dword [ebp - 4], ecx
mov ecx, dword [ebp + 0x10]
mov dword [ebp - 8], esp
mov esp, dword [ebp + 0xc]
mov edi, dword [ebp - 4]
xor eax, dword [ecx + edi*4]
mov edi, eax
mov esi, eax
shr edi, 0x18
shr esi, 0x10
and esi, 0xff
mov ebx, dword [esp + edi*4]
add ebx, dword [esp + esi*4 + 0x400]
movzx edi, ah
movzx esi, al
xor ebx, dword [esp + edi*4 + 0x800]
add ebx, dword [esp + esi*4 + 0xc00]
xor ebx, edx
inc dword [ebp - 4]
mov edx, eax
cmp dword [ebp - 4], 0x10
mov eax, ebx
jne 0x47dd06
mov esp, dword [ebp - 8]
xchg edx, eax
xor edx, dword [ecx + 0x40]
xor eax, dword [ecx + 0x44]
mov esi, dword [ebp + 8]
bswap eax
bswap edx
mov dword [esi], eax
mov dword [esi + 4], edx
pop edi
pop esi
pop ebx
leave
ret 0xc
Function at 0x480fb2
Capabilities:
Resolve dns

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x24
mov dword [ebp - 4], 0
mov dword [ebp - 8], 0
mov dword [ebp - 0xc], 0
mov dword [ebp - 4], 0
mov dword [ebp - 8], 0
push 0x80000301
push 0
push 0x20
push 1
mov ebx, 0x1bc
call fcn.004aab60
add esp, 0x10
mov dword [ebp - 0x10], eax
mov eax, dword [ebp - 0x10]
push eax
mov ebx, dword [ebp - 0xc]
test ebx, ebx
je 0x481013
push ebx
call fcn.004a9fcb
add esp, 4
pop eax
mov dword [ebp - 0xc], eax
lea eax, [ebp - 0xc]
push eax
call fcn.00401255
mov dword [ebp - 4], eax
mov dword [ebp - 0x10], esp
mov ebx, dword [ebp + 8]
push dword [ebx]
xor eax, eax
call dword [sym.imp.WS2_32.dll_gethostbyname]
nop
nop
cmp dword [ebp - 0x10], esp
je 0x481051
push 0xc9
push 0x4026f82
push 6
call fcn.004a9fd1
add esp, 0xc
mov dword [ebp - 8], eax
cmp dword [ebp - 8], 0
je 0x48118a
push edi
push edx
push esi
mov eax, dword [ebp - 8]
movsx ecx, word [eax + 0xa]
mov eax, dword [eax + 0xc]
mov edx, ecx
mov edi, dword [ebp - 4]
mov esi, dword [eax]
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, edx
and ecx, 3
rep movsb byte es:[edi], byte [esi]
pop esi
pop edx
pop edi
push 0x80000301
push 0
push 4
push 0x80000301
push 0
push dword [ebp - 4]
push 2
mov ebx, 0x910
call fcn.004acf60
add esp, 0x1c
mov dword [ebp - 0x10], eax
push 0
push 0
push 0
push 0x80000301
push 0
push 3
push reloc.WS2_32.dll_getpeername
push 0
mov eax, dword [ebp - 0x10]
test eax, eax
jne 0x4810e0
mov eax, 0x4bb404
push eax
push 3
mov ebx, 0x19c
call fcn.004ac280
add esp, 0x28
mov dword [ebp - 0x1c], eax
mov dword [ebp - 0x18], edx
mov dword [ebp - 0x14], ecx
mov ebx, dword [ebp - 0x10]
test ebx, ebx
je 0x48110c
push ebx
call fcn.004a9fcb
add esp, 4
mov ecx, dword [ebp - 0x14]
mov edx, dword [ebp - 0x18]
mov eax, dword [ebp - 0x1c]
cmp ecx, 0x80000101
jne 0x481124
and eax, 0xff
jmp 0x481179
cmp ecx, 0x80000201
jne 0x48112f
cwde
jmp 0x481179
cmp ecx, 0x80000301
je 0x481179
cmp ecx, 0x80000401
je 0x481179
mov dword [ebp - 0x24], eax
cmp ecx, 0x80000501
je 0x481169
cmp ecx, 0x80000601
je 0x48116e
push 0x366
push 0x4026f82
push 2
call fcn.004a9fd1
add esp, 0xc
fld dword [ebp - 0x24]
jmp 0x481174
mov dword [ebp - 0x20], edx
fld qword [ebp - 0x24]
call fcn.00401d84
push eax
call fcn.004811ac
mov dword [ebp - 0x20], eax
mov eax, dword [ebp - 0x20]
jmp 0x481194
mov eax, 0x4bb20b
jmp 0x481194
push eax
mov ebx, dword [ebp - 0xc]
test ebx, ebx
je 0x4811a5
push ebx
call fcn.004a9fcb
add esp, 4
pop eax
mov esp, ebp
pop ebp
ret 4
Function at 0x4aaf30
Capabilities:
Get file size
Read file on windows

Disassembly:
mov eax, dword [esp + 8]
push edi
push 0
push 0x20
push 3
push 0
push 3
push closesocket
push eax
call dword [sym.imp.KERNEL32.dll_CreateFileA]
mov edi, eax
xor eax, eax
cmp edi, 0xffffffff
je 0x4aaf99
push ebx
lea ecx, [esp + 0x10]
push esi
push ecx
push edi
call dword [sym.imp.KERNEL32.dll_GetFileSize]
mov ebx, eax
lea edx, [ebx + 8]
push edx
call fcn.004aa8f0
add esp, 4
mov esi, eax
lea eax, [esp + 0x14]
push 0
push eax
lea ecx, [esi + 8]
push ebx
push ecx
push edi
mov dword [esi], 1
mov dword [esi + 4], ebx
call dword [sym.imp.KERNEL32.dll_ReadFile]
push edi
call dword [sym.imp.KERNEL32.dll_CloseHandle]
mov eax, esi
pop esi
pop ebx
pop edi
ret

Function at 0x4ab1e0
Capabilities:
Write file on windows

Disassembly:
sub esp, 8
mov eax, dword [esp + 0x10]
push edi
push 0
push 0x20
push 2
push 0
push 0
push 0x40000000
push eax
call dword [sym.imp.KERNEL32.dll_CreateFileA]
mov edi, eax
xor eax, eax
cmp edi, 0xffffffff
je 0x4ab272
mov eax, dword [esp + 0x10]
push ebx
mov ebx, 1
push ebp
cmp eax, ebx
push esi
mov dword [esp + 0x10], ebx
jle 0x4ab264
mov ebp, dword [sym.imp.KERNEL32.dll_WriteFile]
lea esi, [esp + 0x2c]
mov eax, dword [esi]
lea edx, [esp + 0x14]
push 0
push edx
lea ecx, [eax + 8]
mov eax, dword [eax + 4]
push eax
push ecx
push edi
call ebp
test eax, eax
je 0x4ab25c
mov eax, dword [esp + 0x1c]
inc ebx
add esi, 0xc
cmp ebx, eax
jl 0x4ab225
push edi
call dword [sym.imp.KERNEL32.dll_CloseHandle]
mov eax, dword [esp + 0x10]
pop esi
pop ebp
pop ebx
pop edi
add esp, 8
ret
mov dword [esp + 0x10], 0
push edi
call dword [sym.imp.KERNEL32.dll_CloseHandle]
mov eax, dword [esp + 0x10]
pop esi
pop ebp
pop ebx
pop edi
add esp, 8
ret

Function at 0x4ab280
Capabilities:
Create process on windows

Disassembly:
sub esp, 0x54
push esi
lea eax, [esp + 0x14]
push edi
push eax
mov dword [esp + 0x1c], 0x44
call dword [sym.imp.KERNEL32.dll_GetStartupInfoA]
mov eax, dword [esp + 0x84]
xor edi, edi
cmp eax, edi
mov dword [esp + 0x54], edi
mov dword [esp + 0x58], edi
mov dword [esp + 0x44], 1
je case.0x4ab2c1.2
mov ecx, dword [esp + 0x7c]
lea eax, [ecx - 1]
cmp eax, 5
ja case.0x4ab2c1.2
jmp dword [eax*4 + 0x4ab34c]
mov word [esp + 0x48], di
jmp 0x4ab2fa
mov word [esp + 0x48], 2
jmp 0x4ab2fa
mov word [esp + 0x48], 3
jmp 0x4ab2fa
mov word [esp + 0x48], 4
jmp 0x4ab2fa
mov word [esp + 0x48], 7
jmp 0x4ab2fa
mov word [esp + 0x48], 5
lea edx, [esp + 8]
mov ecx, dword [esp + 0x64]
lea eax, [esp + 0x18]
push edx
push eax
push edi
push edi
push edi
push 1
push edi
push edi
push ecx
push edi
call dword [sym.imp.KERNEL32.dll_CreateProcessA]
mov esi, eax
cmp esi, edi
je 0x4ab344
cmp dword [esp + 0x70], edi
je 0x4ab330
mov edx, dword [esp + 8]
push 0xffffffffffffffff
push edx
call dword [sym.imp.KERNEL32.dll_WaitForSingleObject]
mov eax, dword [esp + 8]
mov edi, dword [sym.imp.KERNEL32.dll_CloseHandle]
push eax
call edi
mov ecx, dword [esp + 0xc]
push ecx
call edi
mov eax, esi
pop edi
pop esi
add esp, 0x54
ret
Function at 0x4ad6f0
Capabilities:
Encode data using xor

Disassembly:
mov edx, dword [esp + 4]
mov eax, dword [esp + 8]
cmp edx, 1
jle 0x4ad70e
push esi
lea ecx, [esp + 0x18]
dec edx
mov esi, dword [ecx]
add ecx, 0xc
xor eax, esi
dec edx
jne 0x4ad703
pop esi
ret

Function at 0x4aecd0
Capabilities:
Delete registry key
Delete registry value

Disassembly:
push ecx
mov eax, dword [esp + 0xc]
push ebp
push esi
push edi
push eax
call fcn.004b0800
mov edi, dword [esp + 0x28]
mov ebp, eax
push edi
xor esi, esi
call fcn.004af4d0
add esp, 8
test ebp, ebp
je 0x4aed99
test eax, eax
je 0x4aed99
inc eax
push ebx
push eax
call sub.MSVCRT.dll_void____cdecl_operator_new_unsigned_int_
mov ebx, eax
or ecx, 0xffffffff
xor eax, eax
push 0x5c
repne scasb al, byte es:[edi]
not ecx
sub edi, ecx
push ebx
mov edx, ecx
mov esi, edi
mov edi, ebx
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, edx
and ecx, 3
rep movsb byte es:[edi], byte [esi]
call sub.MSVCRT.dll_strrchr
mov esi, eax
add esp, 0xc
test esi, esi
je 0x4aed3b
mov byte [esi], 0
inc esi
lea eax, [esp + 0x10]
push eax
push 0xf003f
push 0
push ebx
push ebp
call dword [sym.imp.ADVAPI32.dll_RegOpenKeyExA]
test eax, eax
jne 0x4aed75
mov ecx, dword [esp + 0x10]
push esi
push ecx
call dword [sym.imp.ADVAPI32.dll_RegDeleteValueA]
mov edx, dword [esp + 0x10]
mov esi, eax
neg esi
sbb esi, esi
push edx
inc esi
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
test esi, esi
jne 0x4aed88
mov eax, dword [esp + 0x28]
push eax
push ebp
call dword [sym.imp.ADVAPI32.dll_RegDeleteKeyA]
mov esi, eax
neg esi
sbb esi, esi
inc esi
push ebx
call sub.MSVCRT.dll_void___cdecl_operator_delete_void__
add esp, 4
mov eax, esi
pop ebx
pop edi
pop esi
pop ebp
pop ecx
ret
mov eax, esi
pop edi
pop esi
pop ebp
pop ecx
ret

Function at 0x4af5b0
Capabilities:
Encrypt data using rc4 prga

Disassembly:
push ebx
mov ebx, dword [esp + 8]
push ebp
mov ebp, edx
push esi
push edi
mov esi, ebp
xor edi, edi
and esi, 3
mov eax, ecx
jle 0x4af5d1
mov dl, byte [eax]
inc eax
cmp dl, bl
je 0x4af62b
inc edi
cmp edi, esi
jl 0x4af5c5
mov edi, ebx
and edi, 0xff
mov esi, edi
shl esi, 8
or esi, edi
shl esi, 8
or esi, edi
shl esi, 8
or esi, edi
lea edi, [ecx + ebp]
cmp eax, edi
jae 0x4af660
mov edx, dword [eax]
xor edx, esi
lea ebp, [edx - 0x1010101]
not edx
and ebp, edx
test ebp, 0x80808080
je 0x4af61a
cmp byte [eax], bl
je 0x4af635
cmp byte [eax + 1], bl
je 0x4af63e
cmp byte [eax + 2], bl
je 0x4af648
cmp byte [eax + 3], bl
je 0x4af654
add eax, 4
cmp eax, edi
jb 0x4af5f1
pop edi
pop esi
pop ebp
or eax, 0xffffffff
pop ebx
ret 4
pop edi
sub eax, ecx
pop esi
pop ebp
dec eax
pop ebx
ret 4
pop edi
pop esi
pop ebp
sub eax, ecx
pop ebx
ret 4
pop edi
sub eax, ecx
pop esi
pop ebp
inc eax
pop ebx
ret 4
pop edi
sub eax, ecx
pop esi
pop ebp
add eax, 2
pop ebx
ret 4
pop edi
sub eax, ecx
pop esi
pop ebp
add eax, 3
pop ebx
ret 4
pop edi
pop esi
pop ebp
or eax, 0xffffffff
pop ebx
ret 4
Function at 0x4b1250
Capabilities:
Get socket status
Receive data
Receive data on socket

Disassembly:
sub esp, 0x10c
mov ecx, dword [esp + 0x118]
push esi
mov esi, dword [esp + 0x114]
mov dword [esp + 0xc], 1
test ecx, ecx
mov dword [esp + 0x10], esi
jne 0x4b1283
push ecx
push ecx
push ecx
lea eax, [esp + 0x18]
lea ecx, [esi + 1]
push eax
push ecx
jmp 0x4b12db
cmp ecx, 0xffffffff
jne 0x4b129a
mov dword [esp + 4], 0
mov dword [esp + 8], 0
jmp 0x4b12c9
mov eax, 0x10624dd3
imul ecx
sar edx, 6
mov eax, edx
shr eax, 0x1f
add edx, eax
mov eax, ecx
mov dword [esp + 4], edx
mov ecx, 0x3e8
cdq
idiv ecx
lea eax, [edx + edx*4]
lea eax, [eax + eax*4]
lea edx, [eax + eax*4]
shl edx, 3
mov dword [esp + 8], edx
lea eax, [esp + 4]
lea ecx, [esp + 0xc]
push eax
push 0
push 0
lea edx, [esi + 1]
push ecx
push edx
call sub.WS2_32.dll_select
test eax, eax
jge 0x4b12ef
or eax, 0xffffffff
pop esi
add esp, 0x10c
ret
lea eax, [esp + 0xc]
push eax
push esi
call sub.WS2_32.dll___WSAFDIsSet
test eax, eax
je 0x4b1327
mov ecx, dword [esp + 0x118]
mov edx, dword [esp + 0x120]
push 0
push ecx
push edx
push esi
call sub.WS2_32.dll_recv
test eax, eax
jg 0x4b132c
mov eax, 0xfffffffc
pop esi
add esp, 0x10c
ret
mov eax, 0xfffffffd
pop esi
add esp, 0x10c
ret

Function at 0x4b1340
Capabilities:
Get socket status
Send data
Send data on socket

Disassembly:
sub esp, 0x10c
mov ecx, dword [esp + 0x114]
push esi
mov esi, dword [esp + 0x114]
mov dword [esp + 0xc], 1
test ecx, ecx
mov dword [esp + 0x10], esi
jne 0x4b1373
push ecx
lea eax, [esp + 0x10]
push ecx
push eax
push ecx
lea ecx, [esi + 1]
push ecx
jmp 0x4b13cb
cmp ecx, 0xffffffff
jne 0x4b138a
mov dword [esp + 4], 0
mov dword [esp + 8], 0
jmp 0x4b13b9
mov eax, 0x10624dd3
imul ecx
sar edx, 6
mov eax, edx
shr eax, 0x1f
add edx, eax
mov eax, ecx
mov dword [esp + 4], edx
mov ecx, 0x3e8
cdq
idiv ecx
lea eax, [edx + edx*4]
lea eax, [eax + eax*4]
lea edx, [eax + eax*4]
shl edx, 3
mov dword [esp + 8], edx
lea eax, [esp + 4]
lea ecx, [esp + 0xc]
push eax
push 0
push ecx
lea edx, [esi + 1]
push 0
push edx
call sub.WS2_32.dll_select
test eax, eax
jge 0x4b13df
or eax, 0xffffffff
pop esi
add esp, 0x10c
ret
lea eax, [esp + 0xc]
push eax
push esi
call sub.WS2_32.dll___WSAFDIsSet
test eax, eax
je 0x4b140e
mov ecx, dword [esp + 0x11c]
mov edx, dword [esp + 0x120]
push 0
push ecx
push edx
push esi
call sub.WS2_32.dll_send
pop esi
add esp, 0x10c
ret
mov eax, 0xfffffffd
pop esi
add esp, 0x10c
ret
Function at 0x4b1500
Capabilities:
Act as tcp client
Connect socket
Connect tcp socket
Create tcp socket

Disassembly:
sub esp, 0x10
push esi
call fcn.004b1c40
push 6
push 1
push 2
mov dword [0x4d406c], eax
call sub.WS2_32.dll_socket
mov ecx, dword [esp + 0x18]
mov esi, eax
xor eax, eax
push ecx
mov dword [esp + 8], eax
mov word [esp + 8], 2
mov dword [esp + 0xc], eax
mov dword [esp + 0x10], eax
mov dword [esp + 0x14], eax
call sub.WS2_32.dll_inet_addr
mov edx, dword [esp + 0x1c]
mov dword [esp + 8], eax
push edx
call sub.WS2_32.dll_htons
mov word [esp + 6], ax
lea eax, [esp + 4]
push 0x10
push eax
push esi
call sub.WS2_32.dll_connect
test eax, eax
jge 0x4b156f
push esi
call sub.WS2_32.dll_closesocket
xor eax, eax
pop esi
add esp, 0x10
ret
mov eax, esi
pop esi
add esp, 0x10
ret

Function at 0x4b2bc0
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
sub esp, 8
xor ecx, ecx
xor eax, eax
push ebp
mov ebp, dword [esp + 0x18]
mov byte [eax + ebp], al
inc eax
cmp eax, 0x100
jl 0x4b2bcc
mov eax, dword [esp + 0x14]
mov byte [ebp + 0x100], cl
cmp eax, ecx
mov byte [ebp + 0x101], cl
jle 0x4b2c5f
push ebx
push esi
push edi
mov byte [esp + 0x24], cl
xor esi, esi
mov ebx, ebp
mov dword [esp + 0x10], 0x100
mov edi, dword [esp + 0x24]
mov ecx, dword [esp + 0x1c]
and edi, 0xff
xor eax, eax
xor edx, edx
mov al, byte [edi + ecx]
mov dl, byte [ebx]
add esi, eax
add edx, esi
and edx, 0x800000ff
jns 0x4b2c29
dec edx
or edx, 0xffffff00
inc edx
mov byte [esp + 0x14], dl
mov esi, dword [esp + 0x14]
and esi, 0xff
lea eax, [esi + ebp]
push eax
push ebx
call fcn.004b2c70
lea eax, [edi + 1]
add esp, 8
cdq
idiv dword [esp + 0x20]
mov eax, dword [esp + 0x10]
inc ebx
dec eax
mov dword [esp + 0x10], eax
mov byte [esp + 0x24], dl
jne 0x4b2bfe
pop edi
pop esi
pop ebx
pop ebp
add esp, 8
ret