joyce8/EMBER2024-capa huggingface dataset:
Function at 0x46d9b9
Capabilities:
Check if file exists
Delete file

Disassembly:
mov eax, 0x4a989e
call fcn.004a6288
sub esp, 0x10
push ebx
push esi
mov esi, ecx
xor ebx, ebx
call fcn.004090ea
cmp eax, 0xc
jne 0x46da9e
lea eax, [ebp - 0x14]
push edi
push eax
call fcn.0046ce56
mov dword [ebp - 4], ebx
lea eax, [ebp - 0x14]
mov dword [esp], str.MicrosoftInternet_ExplorerQuick_LaunchUser_PinnedTaskBar_
push eax
call fcn.004060d3
mov eax, dword [0x4d8074]
mov ecx, 0x4d8074
call dword [eax + 0xc]
add eax, 0x10
mov dword [ebp - 0x18], eax
mov byte [ebp - 4], 1
push dword [esi]
lea eax, [ebp - 0x18]
push dword [ebp - 0x14]
push str._s_s.lnk
call fcn.00406652
add esp, 0xc
lea edi, [esi + 0x1c]
lea eax, [ebp - 0x18]
call fcn.00404ed0
mov edi, dword [ebp - 0x18]
push edi
call dword [sym.imp.SHLWAPI.dll_PathFileExistsW]
lea eax, [ebp - 0x10]
push eax
call fcn.0046cf3d
lea eax, [ebp - 0x10]
push eax
mov byte [ebp - 4], 2
call fcn.0046cfdb
mov ebx, eax
test ebx, ebx
pop ecx
pop ecx
je 0x46da7f
push dword [esi]
lea ecx, [ebp - 0x10]
push str._s.lnk
call fcn.0042b393
lea eax, [ebp - 0x1c]
push eax
push dword [ebp - 0x10]
call fcn.0046d97f
add esp, 0x10
push dword [ebp - 0x10]
mov ebx, eax
call dword [sym.imp.KERNEL32.dll_DeleteFileW]
mov eax, dword [ebp - 0x10]
add eax, 0xfffffff0
call fcn.0040596b
lea eax, [edi - 0x10]
call fcn.0040596b
mov eax, dword [ebp - 0x14]
add eax, 0xfffffff0
call fcn.0040596b
pop edi
mov ecx, dword [ebp - 0xc]
pop esi
mov eax, ebx
pop ebx
mov dword fs:[0], ecx
leave
ret

Function at 0x470f10
Capabilities:
Access peb ldr_data
Get ntdll base address

Disassembly:
push 0xffffffffffffffff
push 0x4a90e6
mov eax, dword fs:[0]
push eax
push esi
push edi
mov eax, dword [0x4d315c]
xor eax, esp
push eax
lea eax, [esp + 0xc]
mov dword fs:[0], eax
mov esi, dword [esp + 0x1c]
mov dword [esi], 0x4be638
push 0x400
mov dword [esi + 8], 0x400
call fcn.004887ea
xor edi, edi
mov dword [esi + 4], eax
mov dword [esi + 0xc], edi
mov dword [esp + 0x18], edi
push 0x400
mov dword [esi + 0x14], 0x400
call fcn.004887ea
add esp, 8
mov dword [esi + 0x10], eax
mov dword [esi + 0x18], edi
mov dword [esi + 0x20], edi
mov dword [esi + 0x24], edi
mov dword [esi + 0x28], edi
mov word [esi + 0x2c], di
mov dword [esi + 0x30], 1
mov eax, esi
mov ecx, dword [esp + 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
add esp, 0xc
ret 4
Function at 0x471050
Capabilities:
Encode data using xor

Disassembly:
push 0xffffffffffffffff
push 0x4a7216
mov eax, dword fs:[0]
push eax
sub esp, 0x8c
push ebx
push esi
push edi
mov eax, dword [0x4d315c]
xor eax, esp
push eax
lea eax, [esp + 0x9c]
mov dword fs:[0], eax
mov eax, dword [0x4d8074]
mov edx, dword [eax + 0xc]
mov ecx, 0x4d8074
call edx
add eax, 0x10
mov dword [esp + 0x14], eax
mov ecx, dword [esp + 0xb0]
push 0xfde9
push ecx
lea edx, [esp + 0x20]
xor ebx, ebx
lea eax, [esp + 0x24]
mov dword [esp + 0xac], ebx
push edx
mov dword [esp + 0x24], eax
call fcn.00406be7
mov byte [esp + 0xa4], 1
mov eax, dword [esp + 0x18]
cmp eax, ebx
mov esi, eax
jne 0x4710d0
xor eax, eax
jmp 0x4710d9
push eax
call fcn.004890e0
add esp, 4
push eax
push esi
lea eax, [esp + 0x1c]
call fcn.00407b49
mov byte [esp + 0xa4], bl
mov eax, dword [esp + 0x18]
lea ecx, [esp + 0x1c]
cmp eax, ecx
je 0x471100
push eax
call fcn.0048a054
add esp, 4
mov edi, dword [esp + 0x14]
mov eax, dword [edi - 0xc]
movzx ecx, ax
movzx edx, ax
xor eax, eax
cmp ecx, ebx
mov dword [esp + 0x10], edx
jle 0x471122
xor byte [eax + edi], 0x88
add eax, 1
cmp eax, ecx
jl 0x471117
mov esi, dword [esp + 0xac]
lea eax, [esp + 0x10]
add esi, 4
push eax
mov ebx, 2
call fcn.00472160
movzx ebx, word [esp + 0x10]
push edi
call fcn.00472160
lea eax, [edi - 0x10]
mov dword [esp + 0xa4], 0xffffffff
lea ecx, [eax + 0xc]
or edx, 0xffffffff
lock xadd dword [ecx], edx
dec edx
test edx, edx
jg 0x47116d
mov ecx, dword [eax]
mov edx, dword [ecx]
push eax
mov eax, dword [edx + 4]
call eax
mov ecx, dword [esp + 0x9c]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
pop ebx
add esp, 0x98
ret 8
Function at 0x472f30
Capabilities:
Initialize winsock library

Disassembly:
sub esp, 0x194
mov eax, dword [0x4d315c]
xor eax, esp
mov dword [esp + 0x190], eax
lea eax, [esp]
push eax
push 0x202
call dword [sym.imp.WS2_32.dll_WSAStartup]
test eax, eax
jne 0x472f80
mov ax, word [esp]
cmp al, 2
jne 0x472f7a
cmp ah, al
jne 0x472f7a
xor eax, eax
mov ecx, dword [esp + 0x190]
xor ecx, esp
call fcn.00490585
add esp, 0x194
ret
call dword [sym.imp.WS2_32.dll_WSACleanup]
mov ecx, dword [esp + 0x190]
xor ecx, esp
mov eax, 2
call fcn.00490585
add esp, 0x194
ret
Function at 0x47cc90
Capabilities:
Receive data
Receive data on socket

Disassembly:
mov eax, dword [esp + 0xc]
mov ecx, dword [esp + 8]
mov edx, dword [esp + 4]
push 0
push eax
push ecx
push edx
call dword [sym.imp.WS2_32.dll_recv]
cmp eax, 0xffffffff
jne 0x47ccc2
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
sub eax, 0x2733
neg eax
sbb eax, eax
and eax, 0x39
add eax, 0xffffffff
ret
mov ecx, dword [esp + 0x10]
mov dword [ecx], eax
xor eax, eax
ret

Function at 0x47ce20
Capabilities:
Write file on windows

Disassembly:
mov ecx, dword [esi + 0x140]
test ecx, ecx
je 0x47ce3b
mov edx, dword [esi + 0xe4]
push edx
push edi
push ebx
push eax
push esi
call ecx
add esp, 0x14
ret
test eax, eax
jl 0x47ce6f
cmp eax, 2
jg 0x47ce6f
mov ecx, dword [esi + 0xe0]
push ecx
push 1
lea edx, [eax + eax*2 + 0x4adab8]
push 2
push edx
call fcn.0048de6c
mov eax, dword [esi + 0xe0]
push eax
push 1
push edi
push ebx
call fcn.0048de6c
add esp, 0x20
xor eax, eax
ret

Function at 0x47d0a0
Capabilities:
Send data
Send data on socket

Disassembly:
mov eax, dword [edi + eax*4 + 0xd4]
push esi
push 0
push ecx
push edx
push eax
call dword [sym.imp.WS2_32.dll_send]
mov esi, eax
cmp esi, 0xffffffff
jne 0x47d0e5
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
cmp eax, 0x2733
jne 0x47d0cb
xor eax, eax
pop esi
ret
push eax
push edi
call fcn.004876f0
push eax
mov eax, dword [edi]
push str.Send_failure:__s
push eax
call fcn.0047d000
add esp, 0x14
mov eax, esi
pop esi
ret
Function at 0x47d750
Capabilities:
Set socket configuration

Disassembly:
push ecx
push esi
mov esi, dword [edi]
movzx eax, byte [esi + 0x286]
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 0x47d794
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push edi
call fcn.004876f0
push eax
push str.Could_not_set_TCP_NODELAY:__s_n
push esi
call fcn.0047cf70
add esp, 0x14
pop esi
pop ecx
ret
push str.TCP_NODELAY_set_n
push esi
call fcn.0047cf70
add esp, 8
pop esi
pop ecx
ret
Function at 0x47dbe0
Capabilities:
Receive data
Receive data on socket

Disassembly:
mov ecx, dword [esp + 4]
mov eax, dword [ecx + 0x458]
cmp eax, 0xffffffff
je 0x47dc46
mov ecx, dword [ecx + 0x44c]
mov edx, dword [ecx]
cmp dword [edx + eax*4], 0
lea eax, [edx + eax*4]
je 0x47dc46
mov ecx, dword [esp + 0xc]
test ecx, ecx
mov eax, dword [eax]
je 0x47dc0c
mov dword [ecx], eax
mov ecx, dword [eax + 0xd4]
push esi
mov esi, dword [esp + 0xc]
mov dword [esi], ecx
cmp byte [eax + 0xdc], 0
jne 0x47dc3c
mov eax, dword [eax + 0xd4]
push 2
push 1
lea edx, [esp + 0x10]
push edx
push eax
call dword [sym.imp.WS2_32.dll_recv]
test eax, eax
jne 0x47dc42
mov dword [esi], 0xffffffff
pop esi
xor eax, eax
ret
mov ecx, dword [esp + 8]
mov dword [ecx], 0xffffffff
xor eax, eax
ret
Function at 0x47f6a0
Capabilities:
Create thread

Disassembly:
sub esp, 0xc
push ebx
push esi
push 1
push 0x24
call dword [0x4d3010]
xor ebx, ebx
mov esi, eax
add esp, 8
cmp esi, ebx
mov dword [esp + 0xc], ebx
mov dword [esp + 0x10], ebx
jne 0x47f6d2
push 0xc
call dword [sym.imp.KERNEL32.dll_SetLastError]
pop esi
xor al, al
pop ebx
add esp, 0xc
ret
mov eax, dword [edi + 0x2bc]
push ebp
lea ebp, [edi + 0x2bc]
push eax
mov dword [esp + 0x10], ebp
call fcn.004741c0
mov ecx, dword [esp + 0x20]
push ecx
call dword [0x4d300c]
add esp, 8
cmp eax, ebx
mov dword [ebp], eax
jne 0x47f719
push esi
call dword [0x4d3004]
add esp, 4
push 0xc
call dword [sym.imp.KERNEL32.dll_SetLastError]
pop ebp
pop esi
xor al, al
pop ebx
add esp, 0xc
ret
mov edx, dword [esp + 0x20]
push ebx
push 1
mov dword [edi + 0x2c0], edx
mov byte [edi + 0x2c8], bl
mov dword [edi + 0x2cc], ebx
mov dword [edi + 0x2c4], ebx
mov dword [edi + 0x2d0], esi
push ebx
mov dword [esi + 0xc], 0xffffffff
call dword [sym.imp.KERNEL32.dll_CreateMutexW]
cmp eax, ebx
mov dword [esi + 0x10], eax
jne 0x47f756
push ebp
jmp 0x47f7a9
mov ebp, dword [sym.imp.KERNEL32.dll_CreateEventW]
push ebx
push ebx
push 1
push ebx
call ebp
cmp eax, ebx
mov dword [esi + 0x14], eax
je 0x47f7a4
push ebx
push ebx
push ebx
call dword [sym.imp.KERNEL32.dll_CreateMutexW]
cmp eax, ebx
mov dword [esi + 0x1c], eax
jne 0x47f781
mov ecx, dword [esp + 0xc]
push ecx
jmp 0x47f7a9
push ebx
push ebx
push 1
push ebx
call ebp
cmp eax, ebx
mov dword [esi + 0x20], eax
jne 0x47f796
mov edx, dword [esp + 0xc]
push edx
jmp 0x47f7a9
push ebx
push ebx
push 1
push ebx
call ebp
cmp eax, ebx
mov dword [esi + 0x18], eax
jne 0x47f7c2
mov eax, dword [esp + 0xc]
push eax
call fcn.0047f5c0
add esp, 4
push 0xb
call dword [sym.imp.KERNEL32.dll_SetLastError]
pop ebp
pop esi
xor al, al
pop ebx
add esp, 0xc
ret
lea ecx, [esi + 4]
push ecx
push ebx
push edi
push 0x47f4f0
push ebx
push ebx
call fcn.0048ed1f
add esp, 0x18
cmp eax, ebx
mov dword [esi], eax
jne 0x47f801
call fcn.004915a0
mov edx, dword [eax]
push edx
call dword [sym.imp.KERNEL32.dll_SetLastError]
mov eax, dword [esp + 0xc]
push eax
call fcn.0047f5c0
add esp, 4
pop ebp
pop esi
xor al, al
pop ebx
add esp, 0xc
ret
push 0xffffffffffffffff
push ebx
lea edx, [esp + 0x18]
mov dword [esp + 0x18], eax
mov ecx, dword [esi + 0x18]
push edx
push 2
mov dword [esp + 0x24], ecx
call dword [sym.imp.KERNEL32.dll_WaitForMultipleObjects]
push ebx
push 2
push 2
call dword [sym.imp.WS2_32.dll_socket]
pop ebp
mov dword [esi + 0xc], eax
pop esi
mov al, 1
pop ebx
add esp, 0xc
ret
Function at 0x47f840
Capabilities:
Terminate thread

Disassembly:
push ebx
push ebp
push esi
push edi
mov edi, dword [esp + 0x14]
mov ecx, dword [edi]
mov eax, dword [ecx + 0x174]
test eax, eax
mov esi, dword [edi + 0x2d0]
mov dword [esp + 0x14], ecx
jne 0x47f86d
mov eax, dword [ecx + 0x170]
test eax, eax
jne 0x47f86d
mov eax, 0x493e0
push eax
mov eax, dword [esi + 0x14]
push eax
call dword [sym.imp.KERNEL32.dll_WaitForSingleObject]
mov ecx, dword [esi + 0x10]
push ecx
mov ebp, eax
call dword [sym.imp.KERNEL32.dll_ReleaseMutex]
mov edx, dword [esi + 0x10]
mov ebx, dword [sym.imp.KERNEL32.dll_CloseHandle]
push edx
call ebx
mov eax, dword [esi + 0x14]
push eax
mov dword [esi + 0x10], 0
call ebx
test ebp, ebp
mov dword [esi + 0x14], 0
mov bl, 1
jne 0x47f8c9
mov ecx, dword [esi]
push 0x1388
push ecx
call dword [sym.imp.KERNEL32.dll_WaitForSingleObject]
cmp eax, 0x102
jne 0x47f91f
mov edx, dword [esi]
push ebp
push edx
call dword [sym.imp.KERNEL32.dll_TerminateThread]
lea ebp, [esi + 8]
mov byte [edi + 0x2c8], bl
mov dword [ebp], 0xffffffff
mov eax, dword [esp + 0x18]
test eax, eax
je 0x47f8e9
mov edx, dword [edi + 0x2c4]
mov dword [eax], edx
xor esi, esi
cmp dword [edi + 0x2c4], esi
jne 0x47f9d0
mov ebp, dword [ebp]
cmp ebp, 0x1b
jne 0x47f93b
push ebp
mov esi, ebp
call fcn.00486db0
push eax
mov eax, dword [esp + 0x1c]
push str.Could_not_resolve_host:__s
push eax
call fcn.0047d000
add esp, 0x10
jmp 0x47f9d0
mov eax, dword [edi + 0x2cc]
push eax
call dword [sym.imp.WS2_32.dll_WSASetLastError]
mov ecx, dword [esi]
lea ebp, [esi + 8]
push ebp
push ecx
call dword [sym.imp.KERNEL32.dll_GetExitCodeThread]
jmp 0x47f8d9
cmp byte [edi + 0x2c8], 0
je 0x47f9a1
cmp byte [edi + 0x12b], 0
mov ecx, dword [edi + 0x2cc]
push ecx
push edi
je 0x47f97b
call fcn.004876f0
mov edx, dword [edi + 0xa0]
push eax
mov eax, dword [esp + 0x20]
push edx
push str.Could_not_resolve_proxy:__s___s
push eax
call fcn.0047d000
add esp, 0x18
mov esi, 5
jmp 0x47f9d0
call fcn.004876f0
mov edx, dword [edi + 0x8c]
push eax
mov eax, dword [esp + 0x20]
push edx
push str.Could_not_resolve_host:__s___s
push eax
call fcn.0047d000
add esp, 0x18
mov esi, 6
jmp 0x47f9d0
cmp ebp, 0xffffffff
je 0x47f9b2
cmp dword [edi + 0x2cc], 0x2afc
jne 0x47f9cb
mov ecx, dword [edi + 0x8c]
mov edx, dword [esp + 0x14]
push ecx
push str.Resolving_host_timed_out:__s
push edx
call fcn.0047d000
add esp, 0xc
mov esi, 0x1c
lea eax, [edi + 0x2bc]
push eax
call fcn.0047f5c0
add esp, 4
cmp dword [edi + 0x2c4], 0
mov eax, esi
jne 0x47f9f0
mov byte [edi + 0x128], bl
pop edi
pop esi
pop ebp
pop ebx
ret
Function at 0x47faa0
Capabilities:
Resolve dns

Disassembly:
mov eax, dword [esp + 0x10]
push ebx
push esi
mov esi, dword [esp + 0x10]
push edi
mov edi, dword [esp + 0x10]
mov ebx, dword [edi]
lea ecx, [esp + 0x10]
push ecx
push esi
push 2
mov dword [eax], 0
call fcn.00487910
add esp, 0xc
test eax, eax
jle 0x47fae4
mov edx, dword [esp + 0x18]
push edx
push esi
lea eax, [esp + 0x18]
push eax
push 2
call fcn.0047f310
add esp, 0x10
pop edi
pop esi
pop ebx
ret
push ebp
mov ebp, dword [esp + 0x1c]
push ebp
push esi
call fcn.0047f6a0
add esp, 8
test al, al
je 0x47fb08
mov ecx, dword [esp + 0x20]
pop ebp
pop edi
pop esi
mov dword [ecx], 1
xor eax, eax
pop ebx
ret
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
push edi
call fcn.004876f0
push eax
push esi
push str.init_resolve_thread___failed_for__s___s_n
push ebx
call fcn.0047cf70
add esp, 0x18
push esi
call dword [sym.imp.WS2_32.dll_gethostbyname]
test eax, eax
jne 0x47fb55
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push edi
call fcn.004876f0
push eax
push ebp
push esi
push str.gethostbyname_2__failed_for__s:_d___s_n
push ebx
call fcn.0047cf70
add esp, 0x1c
pop ebp
pop edi
pop esi
xor eax, eax
pop ebx
ret
push ebp
push eax
call fcn.0047f1e0
add esp, 8
pop ebp
pop edi
pop esi
pop ebx
ret
Function at 0x482d60
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 0x482da0
cmp ebp, ebx
jne 0x482da0
mov eax, dword [esp + 0x334]
call fcn.00482d40
pop esi
pop ebp
pop ebx
add esp, 0x31c
ret
push edi
mov edi, dword [esp + 0x338]
cmp edi, esi
jle 0x482dbb
mov esi, edi
call fcn.00484520
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 0x482def
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 0x482e36
test ecx, ecx
mov dword [esp + 0x22c], ebp
mov dword [esp + 0x228], 1
jbe 0x482e1e
cmp dword [esp + eax*4 + 0x24], ebp
je 0x482e1e
add eax, 1
cmp eax, ecx
jb 0x482e11
cmp eax, ecx
jne 0x482e30
cmp ecx, 0x40
jae 0x482e30
mov dword [esp + eax*4 + 0x24], ebp
add dword [esp + 0x20], 1
cmp ebp, edx
jbe 0x482e36
mov edx, ebp
xor ebx, ebx
test edi, edi
setl bl
lea eax, [esp + 0x18]
lea ebp, [edx + 1]
sub ebx, 1
and ebx, eax
lea esp, [esp]
xor eax, eax
cmp edi, eax
jle 0x482e81
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 ecx, esi
sub ecx, eax
imul ecx, ecx, 0x3e8
mov dword [esp + 0x1c], ecx
jmp 0x482e8b
jne 0x482e8b
mov dword [esp + 0x18], eax
mov dword [esp + 0x1c], eax
push ebx
lea edx, [esp + 0x24]
push edx
lea eax, [esp + 0x230]
push eax
lea ecx, [esp + 0x130]
push ecx
push ebp
call dword [sym.imp.WS2_32.dll_select]
cmp eax, 0xffffffff
jne 0x482ef5
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
test eax, eax
je 0x482ebe
cmp eax, 0x2714
jne 0x482ef9
test edi, edi
jle 0x482e50
mov edx, dword [esp + 0x14]
mov eax, dword [esp + 0x10]
push edx
push eax
call fcn.00484520
push edx
push eax
call fcn.00484550
mov esi, edi
sub esi, eax
add esp, 0x10
test esi, esi
jg 0x482e50
pop edi
pop esi
pop ebp
or eax, 0xffffffff
pop ebx
add esp, 0x31c
ret
test eax, eax
jge 0x482f07
pop edi
pop esi
pop ebp
or eax, 0xffffffff
pop ebx
add esp, 0x31c
ret
jne 0x482f16
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 0x482f4d
lea ecx, [esp + 0x124]
push ecx
push edi
call sub.WS2_32.dll___WSAFDIsSet
test eax, eax
je 0x482f3b
mov esi, 1
lea edx, [esp + 0x20]
push edx
push edi
call sub.WS2_32.dll___WSAFDIsSet
test eax, eax
je 0x482f4d
or esi, 4
mov edi, dword [esp + 0x334]
cmp edi, 0xffffffff
je 0x482f80
lea eax, [esp + 0x228]
push eax
push edi
call sub.WS2_32.dll___WSAFDIsSet
test eax, eax
je 0x482f6e
or esi, 2
lea ecx, [esp + 0x20]
push ecx
push edi
call sub.WS2_32.dll___WSAFDIsSet
test eax, eax
je 0x482f80
or esi, 4
pop edi
mov eax, esi
pop esi
pop ebp
pop ebx
add esp, 0x31c
ret
Function at 0x4839b0
Capabilities:
Check for time delay via gettickcount

Disassembly:
sub esp, 8
mov eax, dword [esp + 0x1c]
push ebx
push ebp
push esi
push edi
mov dword [esp + 0x10], 0
mov dword [eax], 0
call fcn.00484520
mov esi, dword [esp + 0x1c]
mov ecx, dword [esi + 0xd0]
push ecx
mov ecx, dword [esi + 0xcc]
push ecx
push edx
push eax
call fcn.00484550
mov ebx, dword [esp + 0x40]
add esp, 0x10
cmp eax, ebx
jg 0x483a65
mov edi, dword [esp + 0x28]
mov ebp, dword [esp + 0x24]
lea ebx, [ebx]
mov edx, ebx
sub edx, eax
mov eax, dword [esp + 0x20]
push edx
push 0xffffffffffffffff
push eax
call fcn.00482d60
add esp, 0xc
test eax, eax
jle 0x483a65
mov edx, dword [esp + 0x20]
lea ecx, [esp + 0x14]
push ecx
push edi
push ebp
push edx
call fcn.0047cc90
add esp, 0x10
test eax, eax
jne 0x483a68
mov eax, dword [esp + 0x14]
cmp edi, eax
je 0x483a70
test eax, eax
je 0x483a65
add dword [esp + 0x10], eax
sub edi, eax
add ebp, eax
call fcn.00484520
mov ecx, dword [esi + 0xd0]
push ecx
mov ecx, dword [esi + 0xcc]
push ecx
push edx
push eax
call fcn.00484550
add esp, 0x10
cmp eax, ebx
jle 0x483a00
or eax, 0xffffffff
pop edi
pop esi
pop ebp
pop ebx
add esp, 8
ret
mov edx, dword [esp + 0x10]
mov ecx, dword [esp + 0x2c]
pop edi
pop esi
add eax, edx
pop ebp
mov dword [ecx], eax
xor eax, eax
pop ebx
add esp, 8
ret

Function at 0x4851b0
Capabilities:
Parse pe header

Disassembly:
mov al, byte [esp + 4]
movsx ecx, al
add ecx, 0xffffff9f
cmp ecx, 0x19
ja case.default.0x4851bf
jmp dword [ecx*4 + 0x485214]
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 0x4853a0
Capabilities:
Query environment variable

Disassembly:
sub esp, 0x108
mov eax, dword [0x4d315c]
xor eax, esp
mov dword [esp + 0x104], eax
mov eax, dword [esp + 0x10c]
push eax
call fcn.00491b2c
add esp, 4
test eax, eax
mov byte [esp], 0
je 0x485405
push 0x104
lea ecx, [esp + 4]
push ecx
push eax
call dword [sym.imp.KERNEL32.dll_ExpandEnvironmentStringsW]
cmp byte [esp], 0
je 0x485405
lea edx, [esp]
push edx
call dword [0x4d300c]
add esp, 4
mov ecx, dword [esp + 0x104]
xor ecx, esp
call fcn.00490585
add esp, 0x108
ret
mov ecx, dword [esp + 0x104]
xor ecx, esp
xor eax, eax
call fcn.00490585
add esp, 0x108
ret
jmp 0x4853a0
Function at 0x485420
Capabilities:
Query environment variable

Disassembly:
sub esp, 0x108
mov eax, dword [0x4d315c]
xor eax, esp
mov dword [esp + 0x104], eax
mov eax, dword [esp + 0x10c]
push eax
call fcn.00491b2c
add esp, 4
test eax, eax
mov byte [esp], 0
je 0x485405
push 0x104
lea ecx, [esp + 4]
push ecx
push eax
call dword [sym.imp.KERNEL32.dll_ExpandEnvironmentStringsW]
cmp byte [esp], 0
je 0x485405
lea edx, [esp]
push edx
call dword [0x4d300c]
add esp, 4
mov ecx, dword [esp + 0x104]
xor ecx, esp
call fcn.00490585
add esp, 0x108
ret
mov ecx, dword [esp + 0x104]
xor ecx, esp
xor eax, eax
call fcn.00490585
add esp, 0x108
ret
jmp 0x4853a0

Function at 0x488b75
Capabilities:
Check os version

Disassembly:
push ebp
lea ebp, [esp - 0x78]
sub esp, 0x98
mov eax, dword [0x4d315c]
xor eax, ebp
mov dword [ebp + 0x74], eax
push esi
mov esi, ecx
call fcn.00488ab4
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.0048bb20
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 0x488bc4
cmp dword [ebp - 0x1c], 5
jb 0x488bdc
jmp 0x488bd8
cmp dword [ebp - 0x10], 1
jne 0x488bdc
cmp dword [ebp - 0x1c], 4
ja 0x488bd8
jne 0x488bdc
cmp dword [ebp - 0x18], 0
jbe 0x488bdc
mov byte [esi + 0xc], 1
lea ecx, [esi + 0x18]
mov dword [esi + 0x10], 0x800
mov dword [esi + 0x14], 0x4b04dc
call fcn.00409045
test eax, eax
jge 0x488bfd
mov byte [0x4d8ff4], 1
mov ecx, dword [ebp + 0x74]
mov eax, esi
xor ecx, ebp
pop esi
call fcn.00490585
add ebp, 0x78
leave
ret

Function at 0x489045
Capabilities:
Allocate or change rwx memory
Execute shellcode via indirect call

Disassembly:
cmp dword [0x4d8090], 0
push esi
jne 0x488fb8
call fcn.00488ee3
test eax, eax
je 0x488ffb
mov eax, dword [0x4d8090]
cmp eax, 1
jne 0x488fd9
push 0xd
push 0
call dword [sym.imp.KERNEL32.dll_GetProcessHeap]
push eax
call dword [sym.imp.KERNEL32.dll_HeapAlloc]
test eax, eax
je 0x488ffb
pop esi
ret
push eax
call dword [0x4d8098]
test eax, eax
jne 0x489043
push 0x40
mov eax, 0x1000
push eax
push eax
push 0
call dword [sym.imp.KERNEL32.dll_VirtualAlloc]
mov esi, eax
test esi, esi
jne 0x488fff
xor eax, eax
pop esi
ret
mov eax, dword [esi]
push edi
push dword [0x4d8090]
call dword [0x4d8098]
mov edi, eax
test edi, edi
je 0x489026
push 0x8000
push 0
push esi
call dword [sym.imp.KERNEL32.dll_VirtualFree]
mov eax, edi
jmp 0x489042
lea edi, [esi + 0xff0]
push esi
push dword [0x4d8090]
call dword [0x4d8094]
add esi, 0x10
cmp esi, edi
jb 0x48902c
mov eax, esi
pop edi
pop esi
ret
jmp 0x488fa5