joyce8/EMBER2024-capa huggingface dataset:
Function at 0x421f40
Capabilities:
Receive data
Receive data on socket

Disassembly:
push 0
push dword [esp + 0x10]
push dword [esp + 0x10]
push dword [esp + 0x10]
call dword [sym.imp.WSOCK32.DLL_recv]
mov ecx, eax
cmp ecx, 0xffffffff
jne 0x421f71
call dword [sym.imp.WSOCK32.DLL_WSAGetLastError]
sub eax, 0x2733
neg eax
sbb eax, eax
and eax, 0xffffffe7
add eax, 0x51
ret
mov eax, dword [esp + 0x10]
mov dword [eax], ecx
xor eax, eax
ret

Function at 0x422000
Capabilities:
Send data
Send data on socket

Disassembly:
mov eax, dword [esp + 8]
push ebx
push ebp
mov ebp, dword [esp + 0xc]
push edi
push 0
push dword [esp + 0x20]
push dword [esp + 0x20]
push dword [ebp + eax*4 + 0x144]
call dword [sym.imp.WSOCK32.DLL_send]
mov ebx, dword [esp + 0x20]
mov edi, eax
mov dword [ebx], 0
cmp edi, 0xffffffff
jne 0x42207b
push esi
call dword [sym.imp.WSOCK32.DLL_WSAGetLastError]
mov esi, eax
cmp esi, 0x2733
jne 0x422051
pop esi
pop edi
pop ebp
mov dword [ebx], 0x51
xor eax, eax
pop ebx
ret
push esi
push ebp
call fcn.004365f0
push eax
push str.Send_failure:__s
push dword [ebp]
call fcn.00421c90
mov eax, dword [ebp]
add esp, 0x14
mov dword [eax + 0x84f0], esi
mov eax, edi
mov dword [ebx], 0x37
pop esi
pop edi
pop ebp
pop ebx
ret

Function at 0x422180
Capabilities:
Write file on windows

Disassembly:
push edi
mov edi, dword [esp + 8]
mov eax, dword [edi + 0x164]
test eax, eax
je 0x4221a9
push dword [edi + 0xf8]
push dword [esp + 0x18]
push dword [esp + 0x18]
push dword [esp + 0x18]
push edi
call eax
add esp, 0x14
pop edi
ret
mov eax, dword [esp + 0xc]
cmp eax, 2
ja 0x4221e4
push dword [edi + 0xf4]
lea eax, [eax + eax*2]
push 1
add eax, 0x440720
push 2
push eax
call dword [sym.imp.MSVCRT.dll_fwrite]
push dword [edi + 0xf4]
push 1
push dword [esp + 0x2c]
push dword [esp + 0x2c]
call dword [sym.imp.MSVCRT.dll_fwrite]
add esp, 0x20
xor eax, eax
pop edi
ret
Function at 0x424dc0
Capabilities:
Set socket configuration

Disassembly:
sub esp, 0xa8
mov eax, dword [0x44d0a0]
mov dword [esp], 0x4020
mov dword [esp + 4], 0
mov dword [esp + 8], 4
test eax, eax
jne 0x424e47
push 0x9c
push eax
lea eax, [esp + 0x14]
push eax
call sub.MSVCRT.dll_memset
add esp, 0xc
mov dword [esp + 0xc], 0x9c
mov dword [esp + 0x10], 6
push 3
push 2
push 0
push 0
call dword [sym.imp.KERNEL32.dll_VerSetConditionMask]
push edx
push eax
push 2
lea eax, [esp + 0x18]
push eax
call dword [sym.imp.KERNEL32.dll_VerifyVersionInfoA]
test eax, eax
je 0x424e3b
mov dword [0x44d0a0], 2
add esp, 0xa8
ret
mov dword [0x44d0a0], 1
jmp 0x424e4c
cmp eax, 2
je 0x424e98
lea eax, [esp + 8]
push eax
lea eax, [esp + 8]
push eax
push 0x1001
push 0xffff
push dword [esp + 0xbc]
call dword [sym.imp.WSOCK32.DLL_getsockopt]
test eax, eax
jne 0x424e7a
mov eax, dword [esp + 4]
cmp eax, dword [esp]
jg 0x424e98
push 4
lea eax, [esp + 4]
push eax
push 0x1001
push 0xffff
push dword [esp + 0xbc]
call dword [sym.imp.WSOCK32.DLL_setsockopt]
add esp, 0xa8
ret
Function at 0x425040
Capabilities:
Get local ipv4 addresses
Get socket information

Disassembly:
sub esp, 0x104
push ebx
mov ebx, dword [esp + 0x10c]
push ebp
cmp dword [ebx + 0x7c], 2
mov ebp, dword [ebx]
je 0x425203
cmp byte [ebx + 0x231], 0
push esi
push edi
jne 0x4251b7
mov esi, dword [esp + 0x11c]
lea eax, [esp + 0x10]
push eax
lea eax, [esp + 0x98]
mov dword [esp + 0x14], pe_nt_image_headers32
push eax
push esi
call dword [sym.imp.WSOCK32.DLL_getpeername]
test eax, eax
je 0x4250bb
call dword [sym.imp.WSOCK32.DLL_WSAGetLastError]
mov esi, eax
push esi
push ebx
call fcn.004365f0
push eax
push esi
push str.getpeername___failed_with_errno__d:__s
push ebp
call fcn.00421c90
add esp, 0x18
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x104
ret
push pe_nt_image_headers32
lea eax, [esp + 0x18]
mov dword [esp + 0x14], pe_nt_image_headers32
push 0
push eax
call sub.MSVCRT.dll_memset
add esp, 0xc
lea eax, [esp + 0x10]
push eax
lea eax, [esp + 0x18]
push eax
push esi
call dword [sym.imp.WSOCK32.DLL_getsockname]
test eax, eax
je 0x425116
call dword [sym.imp.WSOCK32.DLL_WSAGetLastError]
mov esi, eax
push esi
push ebx
call fcn.004365f0
push eax
push esi
push str.getsockname___failed_with_errno__d:__s
push ebp
call fcn.00421c90
add esp, 0x18
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x104
ret
lea eax, [ebx + 0xd8]
push eax
lea esi, [ebx + 0xa8]
lea eax, [esp + 0x98]
push esi
push eax
call fcn.004256f0
add esp, 0xc
test al, al
jne 0x425162
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov esi, eax
push esi
push ebx
call fcn.004365f0
push eax
push esi
push str.ssrem_inet_ntop___failed_with_errno__d:__s
push ebp
call fcn.00421c90
add esp, 0x18
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x104
ret
lea edi, [ebx + 0x48]
mov ecx, 0xb
rep movsd dword es:[edi], dword [esi]
lea eax, [ebx + 0x10c]
push eax
lea eax, [ebx + 0xdc]
push eax
lea eax, [esp + 0x1c]
movsw word es:[edi], word [esi]
push eax
call fcn.004256f0
add esp, 0xc
test al, al
jne 0x4251b7
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov esi, eax
push esi
push ebx
call fcn.004365f0
push eax
push esi
push str.ssloc_inet_ntop___failed_with_errno__d:__s
push ebp
call fcn.00421c90
add esp, 0x18
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x104
ret
mov edi, dword [ebx]
lea esi, [ebx + 0xa8]
add edi, 0x8654
mov ecx, 0xb
rep movsd dword es:[edi], dword [esi]
mov ecx, 0xb
movsw word es:[edi], word [esi]
mov edi, dword [ebx]
lea esi, [ebx + 0xdc]
add edi, 0x8688
rep movsd dword es:[edi], dword [esi]
movsw word es:[edi], word [esi]
mov ecx, dword [ebx]
mov eax, dword [ebx + 0xd8]
pop edi
pop esi
mov dword [ecx + 0x8684], eax
mov ecx, dword [ebx]
mov eax, dword [ebx + 0x10c]
mov dword [ecx + 0x86b8], eax
pop ebp
pop ebx
add esp, 0x104
ret
Function at 0x425a60
Capabilities:
Set socket configuration

Disassembly:
sub esp, 0x10
push esi
mov esi, dword [esp + 0x18]
xor eax, eax
push edi
mov edi, dword [esp + 0x20]
push 4
cmp byte [esi + 0x398], al
setne al
mov dword [esp + 0x20], eax
lea eax, [esp + 0x20]
push eax
push 8
push 0xffff
push edi
call dword [sym.imp.WSOCK32.DLL_setsockopt]
test eax, eax
jns 0x425aaa
push edi
push str.Failed_to_set_SO_KEEPALIVE_on_fd__d_n
push esi
call fcn.00421d60
add esp, 0xc
pop edi
pop esi
add esp, 0x10
ret
push dword [esi + 0x39c]
mov dword [esp + 0x10], 1
call fcn.00430760
push dword [esi + 0x3a0]
imul eax, eax, 0x3e8
mov dword [esp + 0x24], eax
mov dword [esp + 0x18], eax
call fcn.00430760
add esp, 8
imul eax, eax, 0x3e8
push 0
push 0
mov dword [esp + 0x24], eax
mov dword [esp + 0x1c], eax
lea eax, [esp + 0x10]
push eax
push 0
push 0
push 0xc
lea eax, [esp + 0x24]
push eax
push 0x98000004
push edi
call dword [sym.imp.WS2_32.DLL_WSAIoctl]
test eax, eax
je 0x425b21
call dword [sym.imp.WSOCK32.DLL_WSAGetLastError]
push eax
push edi
push str.Failed_to_set_SIO_KEEPALIVE_VALS_on_fd__d:__d_n
push esi
call fcn.00421d60
add esp, 0x10
pop edi
pop esi
add esp, 0x10
ret

Function at 0x425b30
Capabilities:
Set socket configuration

Disassembly:
push esi
push edi
mov edi, dword [esp + 0xc]
push 4
mov esi, dword [edi]
movzx eax, byte [esi + 0x29a]
mov dword [esp + 0x10], eax
lea eax, [esp + 0x10]
push eax
push 1
push 6
push dword [esp + 0x20]
call dword [sym.imp.WSOCK32.DLL_setsockopt]
test eax, eax
jns 0x425b7b
call dword [sym.imp.WSOCK32.DLL_WSAGetLastError]
push eax
push edi
call fcn.004365f0
push eax
push str.Could_not_set_TCP_NODELAY:__s_n
push esi
call fcn.00421d60
add esp, 0x14
pop edi
pop esi
ret
push str.TCP_NODELAY_set_n
push esi
call fcn.00421d60
add esp, 8
pop edi
pop esi
ret
Function at 0x42c960
Capabilities:
Parse pe header

Disassembly:
push ebx
push esi
mov esi, dword [esp + 0xc]
push edi
mov edi, dword [esp + 0x14]
mov bl, byte [esi]
test bl, bl
je 0x42ca11
mov cl, byte [edi]
test cl, cl
je 0x42ca11
movsx eax, bl
add eax, 0xffffff9f
cmp eax, 0x19
ja case.default.0x42c98a
jmp dword [eax*4 + 0x42ca38]
mov bl, 0x41
jmp case.default.0x42c98a
mov bl, 0x42
jmp case.default.0x42c98a
mov bl, 0x43
jmp case.default.0x42c98a
mov bl, 0x44
jmp case.default.0x42c98a
mov bl, 0x45
jmp case.default.0x42c98a
mov bl, 0x46
jmp case.default.0x42c98a
mov bl, 0x47
jmp case.default.0x42c98a
mov bl, 0x48
jmp case.default.0x42c98a
mov bl, 0x49
jmp case.default.0x42c98a
mov bl, 0x4a
jmp case.default.0x42c98a
mov bl, 0x4b
jmp case.default.0x42c98a
mov bl, 0x4c
jmp case.default.0x42c98a
mov bl, 0x4d
jmp case.default.0x42c98a
mov bl, 0x4e
jmp case.default.0x42c98a
mov bl, 0x4f
jmp case.default.0x42c98a
mov bl, 0x50
jmp case.default.0x42c98a
mov bl, 0x51
jmp case.default.0x42c98a
mov bl, 0x52
jmp case.default.0x42c98a
mov bl, 0x53
jmp case.default.0x42c98a
mov bl, 0x54
jmp case.default.0x42c98a
mov bl, 0x55
jmp case.default.0x42c98a
mov bl, 0x56
jmp case.default.0x42c98a
mov bl, 0x57
jmp case.default.0x42c98a
mov bl, 0x58
jmp case.default.0x42c98a
mov bl, 0x59
jmp case.default.0x42c98a
mov bl, 0x5a
push ecx
call fcn.0042cc10
add esp, 4
cmp bl, al
jne 0x42ca11
mov bl, byte [esi + 1]
inc esi
inc edi
test bl, bl
jne 0x42c975
movzx eax, byte [esi]
push eax
call fcn.0042cc10
movzx ecx, byte [edi]
mov bl, al
push ecx
call fcn.0042cc10
add esp, 8
xor ecx, ecx
cmp bl, al
sete cl
pop edi
pop esi
mov eax, ecx
pop ebx
ret
Function at 0x42caa0
Capabilities:
Parse pe header

Disassembly:
push ebx
push ebp
mov ebp, dword [esp + 0x10]
push esi
mov esi, dword [esp + 0x18]
push edi
mov edi, dword [esp + 0x14]
mov bl, byte [edi]
test bl, bl
je 0x42cb66
lea ebx, [ebx]
mov cl, byte [ebp]
test cl, cl
je 0x42cb66
test esi, esi
je 0x42cb6a
movsx eax, bl
add eax, 0xffffff9f
cmp eax, 0x19
ja case.default.0x42cade
jmp dword [eax*4 + 0x42cb9c]
mov bl, 0x41
jmp case.default.0x42cade
mov bl, 0x42
jmp case.default.0x42cade
mov bl, 0x43
jmp case.default.0x42cade
mov bl, 0x44
jmp case.default.0x42cade
mov bl, 0x45
jmp case.default.0x42cade
mov bl, 0x46
jmp case.default.0x42cade
mov bl, 0x47
jmp case.default.0x42cade
mov bl, 0x48
jmp case.default.0x42cade
mov bl, 0x49
jmp case.default.0x42cade
mov bl, 0x4a
jmp case.default.0x42cade
mov bl, 0x4b
jmp case.default.0x42cade
mov bl, 0x4c
jmp case.default.0x42cade
mov bl, 0x4d
jmp case.default.0x42cade
mov bl, 0x4e
jmp case.default.0x42cade
mov bl, 0x4f
jmp case.default.0x42cade
mov bl, 0x50
jmp case.default.0x42cade
mov bl, 0x51
jmp case.default.0x42cade
mov bl, 0x52
jmp case.default.0x42cade
mov bl, 0x53
jmp case.default.0x42cade
mov bl, 0x54
jmp case.default.0x42cade
mov bl, 0x55
jmp case.default.0x42cade
mov bl, 0x56
jmp case.default.0x42cade
mov bl, 0x57
jmp case.default.0x42cade
mov bl, 0x58
jmp case.default.0x42cade
mov bl, 0x59
jmp case.default.0x42cade
mov bl, 0x5a
push ecx
call fcn.0042cc10
add esp, 4
cmp bl, al
jne 0x42cb66
mov bl, byte [edi + 1]
inc edi
dec esi
inc ebp
test bl, bl
jne 0x42cac0
test esi, esi
jne 0x42cb74
pop edi
pop esi
pop ebp
mov eax, 1
pop ebx
ret
movzx eax, byte [edi]
push eax
call fcn.0042cc10
movzx ecx, byte [ebp]
mov bl, al
push ecx
call fcn.0042cc10
add esp, 8
xor ecx, ecx
cmp bl, al
sete cl
pop edi
pop esi
pop ebp
mov eax, ecx
pop ebx
ret

Function at 0x42cc10
Capabilities:
Parse pe header

Disassembly:
mov cl, byte [esp + 4]
movsx eax, cl
add eax, 0xffffff9f
cmp eax, 0x19
ja case.default.0x42cc1f
jmp dword [eax*4 + 0x42cc78]
mov al, 0x41
ret
mov al, 0x42
ret
mov al, 0x43
ret
mov al, 0x44
ret
mov al, 0x45
ret
mov al, 0x46
ret
mov al, 0x47
ret
mov al, 0x48
ret
mov al, 0x49
ret
mov al, 0x4a
ret
mov al, 0x4b
ret
mov al, 0x4c
ret
mov al, 0x4d
ret
mov al, 0x4e
ret
mov al, 0x4f
ret
mov al, 0x50
ret
mov al, 0x51
ret
mov al, 0x52
ret
mov al, 0x53
ret
mov al, 0x54
ret
mov al, 0x55
ret
mov al, 0x56
ret
mov al, 0x57
ret
mov al, 0x58
ret
mov al, 0x59
ret
mov al, 0x5a
ret
mov al, cl
ret
Function at 0x42cce0
Capabilities:
Parse pe header

Disassembly:
push esi
mov esi, dword [esp + 0x10]
cmp esi, 1
jb 0x42cd8c
mov edx, dword [esp + 0xc]
push edi
mov edi, dword [esp + 0xc]
sub edi, edx
lea esp, [esp]
mov cl, byte [edx]
movsx eax, cl
add eax, 0xffffff9f
cmp eax, 0x19
ja case.default.0x42cd0d
jmp dword [eax*4 + 0x42cd90]
mov cl, 0x41
jmp case.default.0x42cd0d
mov cl, 0x42
jmp case.default.0x42cd0d
mov cl, 0x43
jmp case.default.0x42cd0d
mov cl, 0x44
jmp case.default.0x42cd0d
mov cl, 0x45
jmp case.default.0x42cd0d
mov cl, 0x46
jmp case.default.0x42cd0d
mov cl, 0x47
jmp case.default.0x42cd0d
mov cl, 0x48
jmp case.default.0x42cd0d
mov cl, 0x49
jmp case.default.0x42cd0d
mov cl, 0x4a
jmp case.default.0x42cd0d
mov cl, 0x4b
jmp case.default.0x42cd0d
mov cl, 0x4c
jmp case.default.0x42cd0d
mov cl, 0x4d
jmp case.default.0x42cd0d
mov cl, 0x4e
jmp case.default.0x42cd0d
mov cl, 0x4f
jmp case.default.0x42cd0d
mov cl, 0x50
jmp case.default.0x42cd0d
mov cl, 0x51
jmp case.default.0x42cd0d
mov cl, 0x52
jmp case.default.0x42cd0d
mov cl, 0x53
jmp case.default.0x42cd0d
mov cl, 0x54
jmp case.default.0x42cd0d
mov cl, 0x55
jmp case.default.0x42cd0d
mov cl, 0x56
jmp case.default.0x42cd0d
mov cl, 0x57
jmp case.default.0x42cd0d
mov cl, 0x58
jmp case.default.0x42cd0d
mov cl, 0x59
jmp case.default.0x42cd0d
mov cl, 0x5a
mov byte [edi + edx], cl
mov al, byte [edx]
inc edx
test al, al
je 0x42cd8b
dec esi
jne 0x42cd00
pop edi
pop esi
ret
Function at 0x4327f0
Capabilities:
Query environment variable

Disassembly:
sub esp, 0x104
push dword [esp + 0x108]
call dword [sym.imp.MSVCRT.dll_getenv]
add esp, 4
mov byte [esp], 0
test eax, eax
je 0x432839
push 0x104
lea ecx, [esp + 4]
push ecx
push eax
call dword [sym.imp.KERNEL32.dll_ExpandEnvironmentStringsA]
cmp byte [esp], 0
je 0x432839
lea eax, [esp]
push eax
call dword [0x44b10c]
add esp, 4
add esp, 0x104
ret
xor eax, eax
add esp, 0x104
ret
Function at 0x437680
Capabilities:
Resolve dns

Disassembly:
sub esp, 0xc
mov eax, dword [esp + 0x1c]
push ebp
xor ebp, ebp
mov dword [esp + 4], ebp
mov dword [eax], ebp
lea eax, [esp + 8]
push eax
push dword [esp + 0x20]
push dword [esp + 0x20]
push dword [esp + 0x20]
call dword [sym.imp.WS2_32.DLL_getaddrinfo]
mov dword [esp + 0xc], eax
test eax, eax
jne 0x437813
push ebx
push edi
mov edi, dword [esp + 0x10]
test edi, edi
je 0x4377fd
push esi
mov eax, dword [edi + 4]
cmp eax, 2
jne 0x4376cf
lea ebx, [eax + 0xe]
jmp 0x4376db
cmp eax, 0x17
jne 0x43778a
lea ebx, [eax + 5]
cmp dword [edi + 0x18], 0
je 0x43778a
mov eax, dword [edi + 0x10]
test eax, eax
je 0x43778a
cmp eax, ebx
jb 0x43778a
push 0x20
call dword [0x44b100]
mov esi, eax
add esp, 4
test esi, esi
je 0x4377f2
mov eax, dword [edi]
mov dword [esi], eax
mov eax, dword [edi + 4]
mov dword [esi + 4], eax
mov eax, dword [edi + 8]
mov dword [esi + 8], eax
mov eax, dword [edi + 0xc]
push ebx
mov dword [esi + 0xc], eax
mov dword [esi + 0x10], ebx
mov dword [esi + 0x18], 0
mov dword [esi + 0x14], 0
mov dword [esi + 0x1c], 0
call dword [0x44b100]
add esp, 4
mov dword [esi + 0x18], eax
test eax, eax
je 0x4377e1
push ebx
push dword [edi + 0x18]
push eax
call sub.MSVCRT.dll_memcpy
mov eax, dword [edi + 0x14]
add esp, 0xc
test eax, eax
je 0x437775
push eax
call dword [0x44b10c]
add esp, 4
mov dword [esi + 0x14], eax
test eax, eax
je 0x4377c7
test ebp, ebp
jne 0x43777b
mov ebp, esi
mov eax, dword [esp + 0x10]
test eax, eax
je 0x437786
mov dword [eax + 0x1c], esi
mov dword [esp + 0x10], esi
mov edi, dword [edi + 0x1c]
test edi, edi
jne 0x4376c2
mov ebx, dword [esp + 0x18]
mov eax, dword [esp + 0x14]
pop esi
test eax, eax
je 0x4377a9
push eax
call dword [sym.imp.WS2_32.DLL_freeaddrinfo]
test ebx, ebx
je 0x4377f9
push ebp
call fcn.00437640
mov eax, dword [esp + 0x2c]
add esp, 4
xor ebp, ebp
mov dword [eax], ebp
mov eax, ebx
pop edi
pop ebx
pop ebp
add esp, 0xc
ret
push dword [esi + 0x18]
mov ebx, 8
call dword [0x44b104]
push esi
call dword [0x44b104]
add esp, 8
jmp 0x437799
push esi
mov ebx, 8
call dword [0x44b104]
add esp, 4
jmp 0x437799
mov ebx, 8
jmp 0x437799
test ebp, ebp
jne 0x437809
mov ebx, 0x2af9
push ebx
call dword [sym.imp.WSOCK32.DLL_WSASetLastError]
mov eax, dword [esp + 0x28]
pop edi
mov dword [eax], ebp
mov eax, ebx
pop ebx
pop ebp
add esp, 0xc
ret

Function at 0x437c60
Capabilities:
Create udp socket

Disassembly:
mov eax, dword [esp + 4]
cmp dword [eax + 0x264], 2
je fcn.00437c10
mov al, 1
ret
Function at 0x43d6ab
Capabilities:
Create thread

Disassembly:
push ecx
push ebx
push ebp
push esi
push edi
xor ebp, ebp
mov edi, ebp
call dword [sym.imp.KERNEL32.dll_GetCurrentThreadId]
mov ebx, eax
mov esi, 0x44d0fc
cmp dword [0x44d0f8], edi
jne 0x43d6da
push esi
call dword [sym.imp.KERNEL32.dll_InitializeCriticalSection]
mov dword [0x44d0f8], 1
push esi
call dword [sym.imp.KERNEL32.dll_EnterCriticalSection]
mov esi, dword [0x44d0f4]
test esi, esi
je 0x43d735
test edi, edi
jne 0x43d87c
xor eax, eax
lea ecx, [esi + 0x114]
inc eax
cmp ebx, dword [ecx]
je 0x43d70b
inc eax
add ecx, 4
cmp eax, 0x40
jl 0x43d6fc
jmp 0x43d727
push dword [esp + 0x1c]
add eax, 0x84
push dword [esp + 0x1c]
lea eax, [esi + eax*4]
push eax
call fcn.0043d654
xor edi, edi
add esp, 0xc
inc edi
mov esi, dword [esi]
test esi, esi
jne 0x43d6eb
test edi, edi
jne 0x43d87c
mov esi, dword [sym.imp.KERNEL32.dll_GetCurrentProcess]
lea eax, [esp + 0x10]
push ebp
push ebp
push 0x100000
push eax
call esi
push eax
call dword [sym.imp.KERNEL32.dll_GetCurrentThread]
push eax
call esi
push eax
call dword [sym.imp.KERNEL32.dll_DuplicateHandle]
test eax, eax
je 0x43d87c
mov esi, dword [0x44d0f4]
jmp 0x43d776
cmp dword [esi + 0xc], 0x3f
jl 0x43d817
mov esi, dword [esi]
test esi, esi
jne 0x43d76a
push 0x310
push 8
push dword [0x44cb44]
call dword [sym.imp.KERNEL32.dll_HeapAlloc]
mov edi, dword [sym.imp.KERNEL32.dll_CloseHandle]
mov esi, eax
test esi, esi
je 0x43d876
push ebp
push 1
push ebp
push ebp
call dword [sym.imp.KERNEL32.dll_CreateSemaphoreA]
mov dword [esi + 8], eax
test eax, eax
je 0x43d868
push ebp
push ebp
push esi
mov dword [esi + 0x10], eax
mov eax, dword [esp + 0x1c]
push 0x43d88f
mov dword [esi + 0x114], ebx
lea ebx, [esi + 0x214]
push 0x1000
mov dword [esi + 0x14], eax
mov dword [ebx], ebp
push ebp
mov dword [esi + 0xc], 2
call dword [sym.imp.KERNEL32.dll_CreateThread]
test eax, eax
je 0x43d863
push eax
call edi
push dword [esp + 0x1c]
push dword [esp + 0x1c]
push ebx
call fcn.0043d654
mov eax, dword [0x44d0f4]
add esp, 0xc
mov dword [esi + 4], ebp
mov dword [esi], eax
test eax, eax
je 0x43d80f
mov dword [eax + 4], esi
mov dword [0x44d0f4], esi
jmp 0x43d87c
mov ecx, dword [esi + 0xc]
mov eax, dword [esp + 0x10]
push dword [esp + 0x1c]
push dword [esp + 0x1c]
mov dword [esi + ecx*4 + 0x10], eax
mov eax, dword [esi + 0xc]
mov dword [esi + eax*4 + 0x110], ebx
mov eax, dword [esi + 0xc]
mov dword [esi + eax*4 + 0x210], ebp
mov eax, dword [esi + 0xc]
add eax, 0x84
lea eax, [esi + eax*4]
push eax
call fcn.0043d654
add esp, 0xc
inc dword [esi + 0xc]
push ebp
push 1
push dword [esi + 8]
call dword [sym.imp.KERNEL32.dll_ReleaseSemaphore]
jmp 0x43d87c
push dword [esi + 8]
call edi
push esi
push ebp
push dword [0x44cb44]
call dword [sym.imp.KERNEL32.dll_HeapFree]
push dword [esp + 0x10]
call edi
push 0x44d0fc
call dword [sym.imp.KERNEL32.dll_LeaveCriticalSection]
pop edi
pop esi
pop ebp
pop ebx
pop ecx
ret 8
Function at 0x431000
Capabilities:
Encode data using xor

Disassembly:
pushal
nop
nop
nop
nop
nop
call 0x43100c
nop
nop
nop
nop
pop eax
nop
add eax, 0x403e6a
nop
sub eax, 0x403e10
nop
mov ebx, dword [eax]
nop
nop
nop
nop
nop
nop
nop
mov ecx, dword [eax + 4]
nop
nop
mov edx, dword [eax + 8]
nop
nop
nop
xor dword [ebx], edx
nop
nop
nop
nop
nop
add ebx, 4
nop
nop
nop
cmp ebx, ecx
nop
nop
jl 0x431030
nop
nop
nop
nop
nop
nop
add eax, 0xc
nop
nop
nop
cmp dword [eax], 0
nop
nop
nop
nop
jne 0x43101e
nop
popal
nop
nop
nop
nop
jmp int.00401219

Function at 0xd68b88
Capabilities:
Encode data using xor

Disassembly:
mov esi, 0xd68886
or ecx, ecx
call fcn.00d68bcc
push 0xff2b1008
pop ecx
and eax, eax
add ecx, 0x99d5b03
xor dword [edx], esi
sub ecx, ecx
or ecx, eax
and eax, eax
add edx, 2
add eax, ecx
sub ecx, eax
and eax, ecx
cmp edx, edi
jl fcn.00d68b88
or ecx, eax
inc eax
ret
Function at 0x401000
Capabilities:
Create process on windows
Extract resource via kernel32 functions
Set current directory

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x378
push esi
push edi
push 0x403054
push 0x67
push 0
call dword [sym.imp.KERNEL32.dll_FindResourceA]
mov dword [ebp - 0x108], eax
mov eax, dword [ebp - 0x108]
push eax
push 0
call dword [sym.imp.KERNEL32.dll_LoadResource]
mov dword [ebp - 0x270], eax
mov ecx, dword [ebp - 0x270]
push ecx
call dword [sym.imp.KERNEL32.dll_LockResource]
mov dword [ebp - 0x278], eax
push 0x403054
push 0x68
push 0
call dword [sym.imp.KERNEL32.dll_FindResourceA]
mov dword [ebp - 0x274], eax
mov edx, dword [ebp - 0x274]
push edx
push 0
call dword [sym.imp.KERNEL32.dll_LoadResource]
mov dword [ebp - 0x20c], eax
mov eax, dword [ebp - 0x20c]
push eax
call dword [sym.imp.KERNEL32.dll_LockResource]
mov dword [ebp - 0x210], eax
mov ecx, dword [ebp - 0x210]
push ecx
mov edx, dword [ebp - 0x278]
push edx
push str._s__s
lea eax, [ebp - 0x208]
push eax
call dword [sym.imp.USER32.dll_wsprintfA]
add esp, 0x10
mov edi, dword [ebp - 0x278]
lea edx, [ebp - 0x104]
or ecx, 0xffffffff
xor eax, eax
repne scasb al, byte es:[edi]
not ecx
sub edi, ecx
mov esi, edi
mov eax, ecx
mov edi, edx
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, eax
and ecx, 3
rep movsb byte es:[edi], byte [esi]
lea edi, [ebp - 0x104]
or ecx, 0xffffffff
xor eax, eax
repne scasb al, byte es:[edi]
not ecx
add ecx, 0xfffffffe
mov dword [ebp - 0x214], ecx
jmp 0x4010fa
mov ecx, dword [ebp - 0x214]
sub ecx, 1
mov dword [ebp - 0x214], ecx
cmp dword [ebp - 0x214], 0
jl 0x401133
mov edx, dword [ebp - 0x214]
movsx eax, byte [ebp + edx - 0x104]
cmp eax, 0x5c
jne 0x401131
mov ecx, dword [ebp - 0x214]
mov byte [ebp + ecx - 0x104], 0
lea edx, [ebp - 0x104]
push edx
call dword [sym.imp.KERNEL32.dll_SetCurrentDirectoryA]
jmp 0x4010eb
mov ecx, 0x11
xor eax, eax
lea edi, [ebp - 0x25c]
rep stosd dword es:[edi], eax
xor eax, eax
mov dword [ebp - 0x26c], eax
mov dword [ebp - 0x268], eax
mov dword [ebp - 0x264], eax
mov dword [ebp - 0x260], eax
lea ecx, [ebp - 0x26c]
push ecx
lea edx, [ebp - 0x25c]
push edx
push 0
push 0
push 0x10
push 0
push 0
push 0
lea eax, [ebp - 0x208]
push eax
push 0
call dword [sym.imp.KERNEL32.dll_CreateProcessA]
mov dword [ebp - 0x218], eax
cmp dword [ebp - 0x218], 0
jne 0x4011c6
mov ecx, dword [ebp - 0x278]
push ecx
push 0x403014
lea edx, [ebp - 0x378]
push edx
call dword [sym.imp.USER32.dll_wsprintfA]
add esp, 0xc
push 0
push section..data
lea eax, [ebp - 0x378]
push eax
push 0
call dword [sym.imp.USER32.dll_MessageBoxA]
xor eax, eax
pop edi
pop esi
mov esp, ebp
pop ebp
ret 0x10
Function at 0x433002
Capabilities:
Encode data using xor
Packed with generic packer

Disassembly:
pushal
nop
nop
nop
mov eax, section..data
nop
mov ebx, 0x40de38
nop
mov ecx, 0x351d641d
nop
test eax, eax
nop
nop
nop
nop
je 0x43304e
nop
nop
nop
nop
nop
nop
nop
nop
xor dword [eax], ecx
nop
inc eax
nop
nop
nop
nop
inc eax
nop
nop
nop
nop
nop
inc eax
nop
nop
nop
nop
nop
nop
nop
nop
nop
inc eax
nop
nop
nop
cmp eax, ebx
nop
nop
jne 0x433024
nop
nop
nop
nop
nop
mov eax, section..data_1
mov ebx, 0x4304d8
nop
nop
mov ecx, 0x19102075
nop
test eax, eax
nop
nop
nop
je 0x433084
nop
nop
nop
nop
nop
nop
xor dword [eax], ecx
nop
nop
nop
add eax, 4
nop
nop
nop
nop
cmp eax, ebx
nop
nop
nop
jne 0x43306c
nop
nop
nop
nop
nop
popal
nop
nop
nop
jmp 0x431219

Function at 0x401980
Capabilities:
Allocate or change rwx memory
Execute shellcode via indirect call

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x220
mov dword [ebp - 8], 0x215
mov dword [ebp - 0x220], 0x3000
mov dword [ebp - 4], 0x40
mov dword [ebp - 0x214], 0
mov dword [ebp - 0x218], 0
mov eax, dword [sym.imp.KERNEL32.dll_GetWindowsDirectoryW]
mov dword [0x42eec4], eax
push 0x104
lea ecx, [ebp - 0x210]
push ecx
call dword [0x42eec4]
mov edx, dword [sym.imp.KERNEL32.dll_lstrcatW]
mov dword [0x42eec8], edx
mov eax, dword [sym.imp.KERNEL32.dll_CreateFileW]
mov dword [0x42eecc], eax
mov ecx, dword [ebp - 4]
push ecx
mov edx, dword [ebp - 0x220]
push edx
mov eax, dword [ebp + 8]
push eax
mov ecx, dword [ebp - 0x214]
push ecx
push 0xffffffffffffffff
call dword [sym.imp.KERNEL32.dll_VirtualAllocEx]
mov esp, ebp
pop ebp
ret