joyce8/EMBER2024-capa huggingface dataset:
Function at 0x4a0d10
Capabilities:
Get local ipv4 addresses
Get socket information

Disassembly:
sub esp, 0x10c
mov eax, dword [0x4ed20c]
xor eax, esp
mov dword [esp + 0x108], eax
push ebx
push ebp
mov ebp, dword [esp + 0x118]
cmp dword [ebp + 0x19c], 0
push esi
push edi
mov edi, dword [ebp]
mov dword [esp + 0x14], edi
jne 0x4a0e4b
mov esi, dword [esp + 0x124]
lea eax, [esp + 0x10]
push eax
lea ecx, [esp + 0x1c]
push ecx
mov ebx, 0x80
push esi
mov dword [esp + 0x1c], ebx
call dword [sym.imp.WS2_32.dll_getpeername]
test eax, eax
je 0x4a0d8c
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov esi, eax
push esi
push ebp
call fcn.004a4830
push eax
push esi
push str.getpeername___failed_with_errno__d:__s
push edi
call fcn.004a0350
add esp, 0x18
jmp 0x4a0e54
lea edx, [esp + 0x10]
push edx
lea eax, [esp + 0x9c]
push eax
push esi
mov dword [esp + 0x1c], ebx
call dword [sym.imp.WS2_32.dll_getsockname]
test eax, eax
je 0x4a0dcc
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov esi, eax
push esi
push ebp
call fcn.004a4830
push eax
push esi
push str.getsockname___failed_with_errno__d:__s
push edi
call fcn.004a0350
add esp, 0x18
jmp 0x4a0e54
lea ebx, [ebp + 0xcc]
lea edi, [ebp + 0x9e]
lea esi, [esp + 0x18]
call fcn.004a0cd0
test eax, eax
jne 0x4a0e0a
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov esi, eax
push esi
push ebp
call fcn.004a4830
mov ecx, dword [esp + 0x1c]
push eax
push esi
push str.ssrem_inet_ntop___failed_with_errno__d:__s
push ecx
call fcn.004a0350
add esp, 0x18
jmp 0x4a0e54
lea ebx, [ebp + 0x100]
lea edi, [ebp + 0xd0]
lea esi, [esp + 0x98]
call fcn.004a0cd0
test eax, eax
jne 0x4a0e4b
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov esi, eax
push esi
push ebp
call fcn.004a4830
mov edx, dword [esp + 0x1c]
push eax
push esi
push str.ssloc_inet_ntop___failed_with_errno__d:__s
push edx
call fcn.004a0350
add esp, 0x18
jmp 0x4a0e54
push ebp
call fcn.004a0c70
add esp, 4
mov ecx, dword [esp + 0x118]
pop edi
pop esi
pop ebp
pop ebx
xor ecx, esp
call fcn.00474a3e
add esp, 0x10c
ret

Function at 0x4a0e70
Capabilities:
Set socket configuration

Disassembly:
push ecx
push esi
mov esi, dword [edi]
mov eax, dword [esi + 0x314]
push 4
lea ecx, [esp + 8]
push ecx
push 1
push 6
push edx
mov dword [esp + 0x18], eax
call dword [sym.imp.WS2_32.dll_setsockopt]
test eax, eax
jge 0x4a0eb3
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push edi
call fcn.004a4830
push eax
push str.Could_not_set_TCP_NODELAY:__s_n
push esi
call fcn.004a02c0
add esp, 0x14
pop esi
pop ecx
ret
push str.TCP_NODELAY_set_n
push esi
call fcn.004a02c0
add esp, 8
pop esi
pop ecx
ret

Function at 0x4a0ed0
Capabilities:
Set socket configuration

Disassembly:
sub esp, 0xc
push esi
mov esi, dword [esp + 0x14]
lea eax, [esp + 0xc]
push eax
lea ecx, [esp + 8]
push ecx
push 0x1001
push 0xffff
push esi
mov dword [esp + 0x1c], 0x4020
mov dword [esp + 0x18], 0
mov dword [esp + 0x20], 4
call dword [sym.imp.WS2_32.dll_getsockopt]
test eax, eax
jne 0x4a0f19
mov edx, dword [esp + 4]
cmp edx, dword [esp + 8]
jg 0x4a0f31
push 4
lea eax, [esp + 0xc]
push eax
push 0x1001
push 0xffff
push esi
call dword [sym.imp.WS2_32.dll_setsockopt]
pop esi
add esp, 0xc
ret
Function at 0x4a0f40
Capabilities:
Receive data
Receive data on socket

Disassembly:
mov ecx, dword [esp + 4]
mov eax, dword [ecx + 0x530]
cmp eax, 0xffffffff
je 0x4a0f99
mov ecx, dword [ecx + 0x524]
mov edx, dword [ecx]
cmp dword [edx + eax*4], 0
lea eax, [edx + eax*4]
je 0x4a0f99
mov ecx, dword [esp + 8]
test ecx, ecx
mov eax, dword [eax]
je 0x4a0f6c
mov dword [ecx], eax
cmp dword [eax + 0x148], 0
push esi
mov esi, dword [eax + 0x130]
jne 0x4a0f90
push 2
push 1
lea eax, [esp + 0x10]
push eax
push esi
call dword [sym.imp.WS2_32.dll_recv]
test eax, eax
jne 0x4a0f95
or eax, 0xffffffff
pop esi
ret
mov eax, esi
pop esi
ret
or eax, 0xffffffff
ret
Function at 0x4a2d70
Capabilities:
Resolve dns

Disassembly:
mov ecx, dword [esp + 4]
mov eax, dword [esp + 0x14]
push esi
mov esi, dword [esp + 0x1c]
mov dword [esi], 0
push ecx
mov byte [eax], 0
call dword [sym.imp.WS2_32.dll_gethostbyname]
mov ecx, eax
test ecx, ecx
mov dword [esp + 0x1c], ecx
je 0x4a2e14
cmp word [ecx + 8], 2
push ebx
push ebp
push edi
jne 0x4a2de5
cmp word [ecx + 0xa], 4
jne 0x4a2de5
mov edi, dword [ecx + 0xc]
mov eax, dword [edi]
test eax, eax
je 0x4a2de5
mov ebx, dword [esp + 0x1c]
mov ebp, dword [esp + 0x18]
lea esp, [esp]
mov edx, dword [eax]
mov eax, dword [esp + 0x20]
push edx
push eax
push ebx
push ebp
call fcn.004a2d00
test eax, eax
mov dword [esi], eax
je 0x4a2e08
add edi, 4
lea esi, [eax + 0x1c]
mov eax, dword [edi]
test eax, eax
jne 0x4a2dc0
mov ecx, dword [esp + 0x28]
mov ecx, dword [ecx]
mov edx, dword [esp + 0x24]
push 0x400
push ecx
push 0x401
push edx
call fcn.00486a57
add esp, 0x10
pop edi
pop ebp
pop ebx
xor eax, eax
pop esi
ret 0x18
pop edi
pop ebp
pop ebx
mov eax, 8
pop esi
ret 0x18
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
add eax, 0xffffd507
cmp eax, 3
ja case.0x4a2e24.11001
jmp dword [eax*4 + 0x4a2e48]
mov eax, 0x2af9
pop esi
ret 0x18
mov eax, 0x2afa
pop esi
ret 0x18
mov eax, 0x2afb
pop esi
ret 0x18
Function at 0x4a3680
Capabilities:
Get common file path

Disassembly:
sub esp, 0x230
mov eax, dword [0x4ed20c]
xor eax, esp
mov dword [esp + 0x22c], eax
cmp dword [0x4f3ee0], 0
mov dword [esp], str.getaddrinfo
mov dword [esp + 4], 0x4a30d0
mov dword [esp + 8], str.getnameinfo
mov dword [esp + 0xc], 0x4a33c0
mov dword [esp + 0x10], str.freeaddrinfo
mov dword [esp + 0x14], fcn.004a3080
je 0x4a36f2
movzx eax, word [esp + 0x234]
mov eax, dword [eax*8 + 0x4ee6d4]
mov ecx, dword [esp + 0x22c]
xor ecx, esp
call fcn.00474a3e
add esp, 0x230
ret 4
push 0x104
lea ecx, [esp + 0x128]
push ecx
call dword [sym.imp.KERNEL32.dll_GetSystemDirectoryA]
test eax, eax
je 0x4a37ef
push ebx
push ebp
push esi
push edi
lea edx, [esp + 0x134]
push edx
lea eax, [esp + 0x2c]
push 0x10c
push eax
call fcn.004807bf
push str.ws2_32
lea ecx, [esp + 0x38]
push 0x10c
push ecx
call fcn.004869e6
mov edi, dword [sym.imp.KERNEL32.dll_LoadLibraryA]
add esp, 0x18
lea edx, [esp + 0x28]
push edx
call edi
mov ebp, dword [sym.imp.KERNEL32.dll_FreeLibrary]
mov ebx, dword [sym.imp.KERNEL32.dll_GetProcAddress]
mov esi, eax
test esi, esi
je 0x4a376d
push str.getaddrinfo
push esi
call ebx
test eax, eax
jne 0x4a37b4
push esi
call ebp
lea eax, [esp + 0x134]
push eax
lea ecx, [esp + 0x2c]
push 0x10c
push ecx
call fcn.004807bf
push str.wship6
lea edx, [esp + 0x38]
push 0x10c
push edx
call fcn.004869e6
add esp, 0x18
lea eax, [esp + 0x28]
push eax
call edi
mov esi, eax
test esi, esi
je 0x4a37eb
push str.getaddrinfo
push esi
call ebx
test eax, eax
je 0x4a381f
xor edi, edi
mov ecx, dword [esp + edi*8 + 0x10]
push ecx
push esi
call ebx
test eax, eax
mov dword [esp + edi*8 + 0x14], eax
je 0x4a381f
add edi, 1
cmp edi, 3
jl 0x4a37b6
mov edx, dword [esp + 0x14]
mov eax, dword [esp + 0x1c]
mov ecx, dword [esp + 0x24]
mov dword [0x4ee6d4], edx
mov dword [0x4ee6dc], eax
mov dword [fcn.004a3080], ecx
pop edi
pop esi
pop ebp
pop ebx
movzx edx, word [esp + 0x234]
mov ecx, dword [esp + 0x22c]
mov eax, dword [edx*8 + 0x4ee6d4]
xor ecx, esp
mov dword [0x4f3ee0], 1
call fcn.00474a3e
add esp, 0x230
ret 4
push esi
call ebp
jmp 0x4a37eb

Function at 0x4a3d80
Capabilities:
Create thread

Disassembly:
mov eax, dword [esp + 8]
mov ecx, dword [esp + 4]
push 0
push 0
push eax
push ecx
push 0
push 0
call fcn.0047c7ff
add esp, 0x18
test eax, eax
je 0x4a3da3
cmp eax, 0xffffffff
jne 0x4a3da5
xor eax, eax
ret
Function at 0x4ac330
Capabilities:
Send data
Send data on socket

Disassembly:
mov eax, dword [esi + 0x10]
mov ecx, dword [eax]
push str.Connected_for_receive
push 0x4d6680
push ecx
call fcn.004a02c0
add esp, 0xc
mov eax, esi
mov dword [esi], 1
call fcn.004ab4d0
test eax, eax
jne 0x4ac360
mov eax, esi
jmp fcn.004ab960
ret
Function at 0x4ac770
Capabilities:
Receive data
Receive data on socket

Disassembly:
sub esp, 0x88
mov eax, dword [0x4ed20c]
xor eax, esp
mov dword [esp + 0x84], eax
push ebx
push ebp
mov ebp, dword [esp + 0x94]
mov ebx, dword [ebp]
push esi
mov esi, dword [ebp + 0x3d0]
push edi
lea eax, [esp + 0x10]
push eax
mov dword [esp + 0x14], 0x80
mov edx, dword [esi + 0x154]
mov eax, dword [esi + 0x15c]
lea ecx, [esp + 0x18]
push ecx
mov ecx, dword [esi + 0x14]
push 0
add edx, 4
lea edi, [esi + 0x15c]
push edx
push eax
push ecx
call dword [sym.imp.WS2_32.dll_recvfrom]
cmp dword [esi + 0x148], 0
mov dword [esi + 0x14c], eax
jne 0x4ac7ff
mov edx, dword [esp + 0x10]
push edx
lea eax, [esp + 0x18]
push eax
lea ecx, [esi + 0xc8]
push ecx
call fcn.00479d00
mov edx, dword [esp + 0x1c]
add esp, 0xc
mov dword [esi + 0x148], edx
mov edx, dword [esi + 0x14c]
cmp edx, 4
jge 0x4ac83a
push str.Received_too_short_packet
push ebx
call fcn.004a0350
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.00474a3e
add esp, 0x88
ret
mov eax, edi
call fcn.004ab650
movzx eax, ax
mov dword [esi + 0xc], eax
add eax, 0xfffffffd
cmp eax, 3
ja case.default.0x4ac853
jmp dword [eax*4 + 0x4ac940]
cmp edx, 4
jle case.0x4ac853.4
mov eax, edi
call fcn.004ab660
movzx ecx, word [esi + 0x40]
add ecx, 1
cmp cx, ax
jne case.0x4ac853.4
add edx, 0xfffffffc
push edx
mov edx, dword [edi]
add edx, 4
push edx
push 1
push ebp
call fcn.004a0630
mov edi, eax
add esp, 0x10
test edi, edi
je 0x4ac8a8
mov ecx, 5
mov eax, esi
call fcn.004ac6f0
mov eax, edi
jmp 0x4ac821
mov eax, dword [esi + 0x14c]
sub eax, 4
cdq
add dword [ebx + 0x38], eax
mov ecx, dword [ebx + 0x38]
adc dword [ebx + 0x3c], edx
mov eax, dword [ebx + 0x3c]
push eax
push ecx
push ebx
call fcn.004b9360
jmp 0x4ac914
mov eax, edi
call fcn.004ab660
movzx edx, ax
mov eax, dword [edi]
add eax, 4
push eax
push 0x4d6680
push ebx
mov dword [esi + 8], edx
call fcn.004a02c0
jmp 0x4ac914
mov ecx, dword [edi]
add edx, 0xfffffffe
push edx
add ecx, 2
push ecx
push esi
call fcn.004ab700
add esp, 0xc
test eax, eax
je case.0x4ac853.4
jmp 0x4ac821
push str.Internal_error:_Unexpected_packet
push 0x4ce8e4
push ebx
call fcn.004a0350
add esp, 0xc
push ebp
call fcn.004b9420
add esp, 4
test eax, eax
je 0x4ac81f
mov ecx, 5
mov eax, esi
call fcn.004ac6f0
mov eax, 0x2a
jmp 0x4ac821

Function at 0x4ae6a0
Capabilities:
Send data
Send data on socket

Disassembly:
push ecx
mov edx, dword [edi + 0x130]
mov al, byte [esp + 8]
push esi
mov esi, dword [edi]
push 0
push 3
lea ecx, [esp + 0xc]
push ecx
push edx
mov byte [esp + 0x14], 0xff
mov byte [esp + 0x15], al
mov byte [esp + 0x16], bl
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jge 0x4ae6e4
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push str.Sending_data_failed___d_
push esi
call fcn.004a0350
add esp, 0xc
mov esi, dword [esp + 0xc]
mov ecx, dword [edi]
push str.SENT
mov eax, ebx
call fcn.004ae590
add esp, 4
pop esi
pop ecx
ret
Function at 0x4afd00
Capabilities:
Get local ipv4 addresses
Get socket information

Disassembly:
sub esp, 0x18
mov eax, dword [0x4ed20c]
xor eax, esp
mov dword [esp + 0x14], eax
push ebx
mov ebx, dword [esi + 0x134]
push ebp
push edi
mov edi, dword [esi]
push 1
push 0
push edi
or ebp, 0xffffffff
mov dword [esp + 0x18], 0x10
call fcn.004a0790
add esp, 0xc
test eax, eax
jl 0x4afd69
mov ecx, 0x3e8
cmp eax, ecx
jge 0x4afd40
mov ecx, eax
push ecx
push 0xffffffffffffffff
push ebx
call fcn.004b7de0
add esp, 0xc
cmp eax, 0xffffffff
je 0x4afe04
test eax, eax
jne 0x4afd8e
push 1
push eax
push edi
call fcn.004a0790
add esp, 0xc
test eax, eax
jge 0x4afd35
push str.Timeout_while_waiting_for_server_connect
push edi
call fcn.004a0350
add esp, 8
pop edi
pop ebp
mov eax, 0x1c
pop ebx
mov ecx, dword [esp + 0x14]
xor ecx, esp
call fcn.00474a3e
add esp, 0x18
ret
lea eax, [esp + 0xc]
push eax
lea ecx, [esp + 0x14]
push ecx
push ebx
call dword [sym.imp.WS2_32.dll_getsockname]
test eax, eax
jne 0x4afdbe
lea edx, [esp + 0xc]
push edx
lea eax, [esp + 0x14]
push eax
push ebx
mov dword [esp + 0x18], 0x10
call dword [sym.imp.WS2_32.dll_accept]
mov ebp, eax
push ebx
push esi
call fcn.004a0fa0
add esp, 8
cmp ebp, 0xffffffff
jne 0x4afdd4
push str.Error_accept__ing_server_connect
jmp 0x4afe09
push str.Connection_accepted_from_server_n
push edi
call fcn.004a02c0
push 1
push ebp
mov dword [esi + 0x134], ebp
call fcn.004bbb50
add esp, 0x10
pop edi
pop ebp
xor eax, eax
pop ebx
mov ecx, dword [esp + 0x14]
xor ecx, esp
call fcn.00474a3e
add esp, 0x18
ret
push str.Error_while_waiting_for_server_connect
push edi
call fcn.004a0350
mov ecx, dword [esp + 0x28]
add esp, 8
pop edi
pop ebp
pop ebx
xor ecx, esp
mov eax, 0x1e
call fcn.00474a3e
add esp, 0x18
ret
Function at 0x4b7de0
Capabilities:
Check for time delay via gettickcount
Get socket status

Disassembly:
sub esp, 0x31c
push ebx
mov ebx, dword [esp + 0x324]
push ebp
mov ebp, dword [esp + 0x32c]
push esi
xor esi, esi
cmp ebx, 0xffffffff
mov dword [esp + 0xc], esi
mov dword [esp + 0x10], esi
jne 0x4b7e24
cmp ebp, ebx
jne 0x4b7e24
mov eax, dword [esp + 0x334]
push eax
call fcn.004b7db0
add esp, 4
pop esi
pop ebp
pop ebx
add esp, 0x31c
ret
push edi
mov edi, dword [esp + 0x338]
cmp edi, esi
jle 0x4b7e3f
mov esi, edi
call fcn.004a6ff0
mov dword [esp + 0x10], eax
mov dword [esp + 0x14], edx
xor eax, eax
xor ecx, ecx
or edx, 0xffffffff
cmp ebx, 0xffffffff
mov dword [esp + 0x20], ecx
mov dword [esp + 0x124], eax
je 0x4b7e73
mov ecx, 1
mov dword [esp + 0x128], ebx
mov dword [esp + 0x124], ecx
mov dword [esp + 0x24], ebx
mov dword [esp + 0x20], ecx
mov edx, ebx
cmp ebp, 0xffffffff
mov dword [esp + 0x228], eax
je 0x4b7eba
test ecx, ecx
mov dword [esp + 0x22c], ebp
mov dword [esp + 0x228], 1
jbe 0x4b7ea2
cmp dword [esp + eax*4 + 0x24], ebp
je 0x4b7ea2
add eax, 1
cmp eax, ecx
jb 0x4b7e95
cmp eax, ecx
jne 0x4b7eb4
cmp ecx, 0x40
jae 0x4b7eb4
mov dword [esp + eax*4 + 0x24], ebp
add dword [esp + 0x20], 1
cmp ebp, edx
jbe 0x4b7eba
mov edx, ebp
xor ebx, ebx
test edi, edi
setl bl
lea ecx, [esp + 0x18]
lea ebp, [edx + 1]
sub ebx, 1
and ebx, ecx
lea ecx, [ecx]
xor eax, eax
cmp edi, eax
jle 0x4b7f01
mov eax, 0x10624dd3
imul esi
sar edx, 6
mov eax, edx
shr eax, 0x1f
add eax, edx
mov dword [esp + 0x18], eax
imul eax, eax, 0x3e8
mov edx, esi
sub edx, eax
imul edx, edx, 0x3e8
mov dword [esp + 0x1c], edx
jmp 0x4b7f0b
jne 0x4b7f0b
mov dword [esp + 0x18], eax
mov dword [esp + 0x1c], eax
push ebx
lea eax, [esp + 0x24]
push eax
lea ecx, [esp + 0x230]
push ecx
lea edx, [esp + 0x130]
push edx
push ebp
call dword [sym.imp.WS2_32.dll_select]
cmp eax, 0xffffffff
jne 0x4b7f75
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
test eax, eax
je 0x4b7f3e
cmp eax, 0x2714
jne 0x4b7f79
test edi, edi
jle 0x4b7ed0
mov eax, dword [esp + 0x14]
mov ecx, dword [esp + 0x10]
push eax
push ecx
call fcn.004a6ff0
push edx
push eax
call fcn.004a7020
mov esi, edi
sub esi, eax
add esp, 0x10
test esi, esi
jg 0x4b7ed0
pop edi
pop esi
pop ebp
or eax, 0xffffffff
pop ebx
add esp, 0x31c
ret
test eax, eax
jge 0x4b7f87
pop edi
pop esi
pop ebp
or eax, 0xffffffff
pop ebx
add esp, 0x31c
ret
jne 0x4b7f96
pop edi
pop esi
pop ebp
xor eax, eax
pop ebx
add esp, 0x31c
ret
mov edi, dword [esp + 0x330]
xor esi, esi
cmp edi, 0xffffffff
je 0x4b7fcd
lea edx, [esp + 0x124]
push edx
push edi
call sub.WS2_32.dll___WSAFDIsSet
test eax, eax
je 0x4b7fbb
mov esi, 1
lea eax, [esp + 0x20]
push eax
push edi
call sub.WS2_32.dll___WSAFDIsSet
test eax, eax
je 0x4b7fcd
or esi, 4
mov edi, dword [esp + 0x334]
cmp edi, 0xffffffff
je 0x4b8000
lea ecx, [esp + 0x228]
push ecx
push edi
call sub.WS2_32.dll___WSAFDIsSet
test eax, eax
je 0x4b7fee
or esi, 2
lea edx, [esp + 0x20]
push edx
push edi
call sub.WS2_32.dll___WSAFDIsSet
test eax, eax
je 0x4b8000
or esi, 4
pop edi
mov eax, esi
pop esi
pop ebp
pop ebx
add esp, 0x31c
ret
Function at 0x4b9b50
Capabilities:
Parse pe header

Disassembly:
mov al, byte [esp + 4]
movsx ecx, al
add ecx, 0xffffff9f
cmp ecx, 0x19
ja case.default.0x4b9b5f
jmp dword [ecx*4 + 0x4b9bb4]
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

Function at 0x4b9d40
Capabilities:
Query environment variable

Disassembly:
sub esp, 0x108
mov eax, dword [0x4ed20c]
xor eax, esp
mov dword [esp + 0x104], eax
mov eax, dword [esp + 0x10c]
push eax
call fcn.0048de14
add esp, 4
test eax, eax
mov byte [esp], 0
je 0x4b9da5
push 0x104
lea ecx, [esp + 4]
push ecx
push eax
call dword [sym.imp.KERNEL32.dll_ExpandEnvironmentStringsW]
cmp byte [esp], 0
je 0x4b9da5
lea edx, [esp]
push edx
call dword [0x4ee6c8]
add esp, 4
mov ecx, dword [esp + 0x104]
xor ecx, esp
call fcn.00474a3e
add esp, 0x108
ret
mov ecx, dword [esp + 0x104]
xor ecx, esp
xor eax, eax
call fcn.00474a3e
add esp, 0x108
ret
jmp 0x4b9d40

Function at 0x4b9dc0
Capabilities:
Query environment variable

Disassembly:
sub esp, 0x108
mov eax, dword [0x4ed20c]
xor eax, esp
mov dword [esp + 0x104], eax
mov eax, dword [esp + 0x10c]
push eax
call fcn.0048de14
add esp, 4
test eax, eax
mov byte [esp], 0
je 0x4b9da5
push 0x104
lea ecx, [esp + 4]
push ecx
push eax
call dword [sym.imp.KERNEL32.dll_ExpandEnvironmentStringsW]
cmp byte [esp], 0
je 0x4b9da5
lea edx, [esp]
push edx
call dword [0x4ee6c8]
add esp, 4
mov ecx, dword [esp + 0x104]
xor ecx, esp
call fcn.00474a3e
add esp, 0x108
ret
mov ecx, dword [esp + 0x104]
xor ecx, esp
xor eax, eax
call fcn.00474a3e
add esp, 0x108
ret
jmp 0x4b9d40

Function at 0x4bcae0
Capabilities:
Hash data with md5

Disassembly:
mov eax, dword [esp + 4]
xor ecx, ecx
mov dword [eax + 0x14], ecx
mov dword [eax + 0x10], ecx
mov dword [eax], 0x67452301
mov dword [eax + 4], 0xefcdab89
mov dword [eax + 8], 0x98badcfe
mov dword [eax + 0xc], 0x10325476
ret
Function at 0x4bf7b4
Capabilities:
Check os version

Disassembly:
push ebp
lea ebp, [esp - 0x78]
sub esp, 0x98
mov eax, dword [0x4ed20c]
xor eax, ebp
mov dword [ebp + 0x74], eax
push esi
mov esi, ecx
call fcn.004bf749
mov eax, 0x400000
push 0x94
mov dword [esi + 8], eax
mov dword [esi + 4], eax
lea eax, [ebp - 0x20]
push 0
push eax
mov dword [esi], 0x3c
mov byte [esi + 0xc], 0
call fcn.00474d50
add esp, 0xc
lea eax, [ebp - 0x20]
push eax
mov dword [ebp - 0x20], 0x94
call dword [sym.imp.KERNEL32.dll_GetVersionExA]
cmp dword [ebp - 0x10], 2
jne 0x4bf803
cmp dword [ebp - 0x1c], 5
jb 0x4bf81b
jmp 0x4bf817
cmp dword [ebp - 0x10], 1
jne 0x4bf81b
cmp dword [ebp - 0x1c], 4
ja 0x4bf817
jne 0x4bf81b
cmp dword [ebp - 0x18], 0
jbe 0x4bf81b
mov byte [esi + 0xc], 1
lea ecx, [esi + 0x18]
mov dword [esi + 0x10], 0x800
mov dword [esi + 0x14], 0x4dbe44
call fcn.004bf63a
test eax, eax
jge 0x4bf83c
mov byte [0x4f3f6d], 1
mov ecx, dword [ebp + 0x74]
mov eax, esi
xor ecx, ebp
pop esi
call fcn.00474a3e
add ebp, 0x78
leave
ret
Function at 0x4017d0
Capabilities:
Capture public ip
Create http request
Read data from internet
Receive data
Reference http user-agent string

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x74
push 0
push 0
push 0
push 0
push 0x404288
call dword [sym.imp.WININET.dll_InternetOpenA]
mov dword [ebp - 0x74], eax
cmp dword [ebp - 0x74], 0
je 0x40188a
push 0
push 0
push 0
push 0
push str.http:__icanhazip.com_
mov eax, dword [ebp - 0x74]
push eax
call dword [sym.imp.WININET.dll_InternetOpenUrlA]
mov dword [ebp - 0x70], eax
cmp dword [ebp - 0x70], 0
je 0x40187e
lea ecx, [ebp - 0x6c]
push ecx
push 0x63
lea edx, [ebp - 0x68]
push edx
mov eax, dword [ebp - 0x70]
push eax
call dword [sym.imp.WININET.dll_InternetReadFile]
lea ecx, [ebp - 0x68]
test ecx, ecx
je 0x40187e
push 0x404314
lea edx, [ebp - 0x68]
push edx
call fcn.004018b0
add esp, 8
test eax, eax
je 0x40186b
lea eax, [ebp - 0x68]
push eax
call fcn.00401400
add esp, 4
lea ecx, [ebp - 0x68]
push ecx
push 0x404318
push 0x406e38
call dword [sym.imp.USER32.dll_wsprintfA]
add esp, 0xc
jmp 0x40187e
push 0x404320
push 0x406e38
call dword [sym.imp.USER32.dll_wsprintfA]
add esp, 8
mov edx, dword [ebp - 0x70]
push edx
call dword [sym.imp.WININET.dll_InternetCloseHandle]
jmp 0x40189d
push str._0.0.0.0_
push 0x406e38
call dword [sym.imp.USER32.dll_wsprintfA]
add esp, 8
mov eax, dword [ebp - 0x74]
push eax
call dword [sym.imp.WININET.dll_InternetCloseHandle]
mov eax, 0x406e38
mov esp, ebp
pop ebp
ret
Function at 0x4018d0
Capabilities:
Create http request
Download and write a file
Read data from internet
Receive and write data from server to client
Receive data
Reference http user-agent string
Write file on windows

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x14
push 0x400
push 0
push 0x406f00
call sub.MSVCR90.dll_memset
add esp, 0xc
push 0
push 0
push 0
push 1
push str.Mozilla_5.0__Windows_NT_10.0__Win64__x64__AppleWebKit_537.36__KHTML__like_Gecko__Chrome_96.0.4664.110_Safari_537.36
call dword [sym.imp.WININET.dll_InternetOpenW]
mov dword [ebp - 0x14], eax
cmp dword [ebp - 0x14], 0
je 0x4019c3
push 0
push 0
push 0
push 0
mov eax, dword [ebp + 0xc]
push eax
mov ecx, dword [ebp - 0x14]
push ecx
call dword [sym.imp.WININET.dll_InternetOpenUrlW]
mov dword [ebp - 4], eax
cmp dword [ebp - 4], 0
je 0x4019b9
movzx edx, byte [ebp + 8]
cmp edx, 1
jne 0x4019a1
push 0
push 0
push 2
push 0
push 0
push 0x40000000
mov eax, dword [ebp + 0x10]
push eax
call dword [sym.imp.KERNEL32.dll_CreateFileW]
mov dword [ebp - 8], eax
cmp dword [ebp - 8], 0xffffffff
je 0x40199f
lea ecx, [ebp - 0x10]
push ecx
push 0x3ff
push 0x406f00
mov edx, dword [ebp - 4]
push edx
call dword [sym.imp.WININET.dll_InternetReadFile]
test eax, eax
je 0x401995
cmp dword [ebp - 0x10], 0
je 0x401995
push 0
lea eax, [ebp - 0xc]
push eax
mov ecx, dword [ebp - 0x10]
push ecx
push 0x406f00
mov edx, dword [ebp - 8]
push edx
call dword [sym.imp.KERNEL32.dll_WriteFile]
jmp 0x401958
mov eax, dword [ebp - 8]
push eax
call dword [sym.imp.KERNEL32.dll_CloseHandle]
jmp 0x4019b9
lea ecx, [ebp - 0x10]
push ecx
push 0x3ff
push 0x406f00
mov edx, dword [ebp - 4]
push edx
call dword [sym.imp.WININET.dll_InternetReadFile]
mov eax, dword [ebp - 4]
push eax
call dword [sym.imp.WININET.dll_InternetCloseHandle]
mov ecx, dword [ebp - 0x14]
push ecx
call dword [sym.imp.WININET.dll_InternetCloseHandle]
mov eax, 0x406f00
mov esp, ebp
pop ebp
ret
Function at 0x402720
Capabilities:
Bypass mark of the web
Check mutex and terminate process on windows
Check mutex on windows
Create thread
Delete file
Initialize winsock library
Terminate process

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x6b4
push 0x7d0
call dword [sym.imp.KERNEL32.dll_Sleep]
push str.x8x7x6x78x
push 0
push 0
call dword [sym.imp.KERNEL32.dll_CreateMutexA]
mov dword [ebp - 0x6b4], eax
call dword [sym.imp.KERNEL32.dll_GetLastError]
cmp eax, 0xb7
jne 0x40275e
push 0
call dword [sym.imp.KERNEL32.dll_ExitProcess]
mov dword [ebp - 0x20c], 0
push 0x104
lea eax, [ebp - 0x208]
push eax
push 0
call dword [sym.imp.KERNEL32.dll_GetModuleFileNameW]
lea ecx, [ebp - 0x208]
push ecx
push str._s:Zone.Identifier
lea edx, [ebp - 0x520]
push edx
call dword [sym.imp.USER32.dll_wsprintfW]
add esp, 0xc
lea eax, [ebp - 0x520]
push eax
call dword [sym.imp.KERNEL32.dll_DeleteFileW]
lea ecx, [ebp - 0x6b0]
push ecx
push 0x202
call dword [sym.imp.WS2_32.dll_WSAStartup]
call fcn.00401760
movzx edx, al
test edx, edx
jne 0x4027cb
push 0
call dword [sym.imp.KERNEL32.dll_ExitProcess]
push 0x406e04
call section..text
add esp, 4
push eax
push 0x404e20
lea eax, [ebp - 0x318]
push eax
call dword [sym.imp.USER32.dll_wsprintfA]
add esp, 0xc
push 0
push 0
lea ecx, [ebp - 0x318]
push ecx
push 0x402430
push 0
push 0
call dword [sym.imp.KERNEL32.dll_CreateThread]
mov edx, 1
test edx, edx
je 0x40281e
push 0xcdfe600
call dword [sym.imp.KERNEL32.dll_Sleep]
jmp 0x402808
xor eax, eax
mov esp, ebp
pop ebp
ret 0x10