joyce8/EMBER2024-capa huggingface dataset:
Function at 0x45d0a0
Capabilities:
Create tcp socket
Create udp socket
Set socket configuration

Disassembly:
push ecx
push esi
mov esi, ecx
call fcn.0045d1f0
push 0
push 1
push 2
call sub.WS2_32.dll_socket
mov dword [esi], eax
cmp eax, 0xffffffff
pop esi
jne 0x45d0c0
xor eax, eax
pop ecx
ret
lea ecx, [esp]
push 4
push ecx
push 0x1001
push 0xffff
push eax
mov dword [esp + 0x14], 0
call sub.WS2_32.dll_setsockopt
mov eax, 1
pop ecx
ret

Function at 0x45d0a1
Capabilities:
Create tcp socket
Create udp socket
Set socket configuration

Disassembly:
push ecx
push esi
mov esi, ecx
call fcn.0045d1f0
push 0
push 1
push 2
call sub.WS2_32.dll_socket
mov dword [esi], eax
cmp eax, 0xffffffff
pop esi
jne 0x45d0c0
xor eax, eax
pop ecx
ret
lea ecx, [esp]
push 4
push ecx
push 0x1001
push 0xffff
push eax
mov dword [esp + 0x14], 0
call sub.WS2_32.dll_setsockopt
mov eax, 1
pop ecx
ret

Function at 0x45d0f0
Capabilities:
Resolve dns

Disassembly:
sub esp, 0x10
xor eax, eax
push esi
push edi
mov dword [esp + 8], eax
mov edi, ecx
mov dword [esp + 0xc], eax
mov ecx, dword [esp + 0x20]
mov dword [esp + 0x10], eax
push ecx
mov dword [esp + 0x18], eax
mov word [esp + 0xc], 2
call sub.WS2_32.dll_htons
mov esi, dword [esp + 0x1c]
mov word [esp + 0xa], ax
push esi
call sub.WS2_32.dll_inet_addr
cmp eax, 0xffffffff
mov dword [esp + 0xc], eax
jne 0x45d147
push esi
call sub.WS2_32.dll_gethostbyname
test eax, eax
je 0x45d15d
mov edx, dword [eax + 0xc]
mov eax, dword [edx]
mov ecx, dword [eax]
mov dword [esp + 0xc], ecx
lea edx, [esp + 8]
push 0x10
push edx
mov ecx, edi
call fcn.0045d180
pop edi
pop esi
add esp, 0x10
ret 8
push 0x2726
call sub.WS2_32.dll_WSASetLastError
pop edi
xor eax, eax
pop esi
add esp, 0x10
ret 8

Function at 0x45d180
Capabilities:
Connect socket

Disassembly:
mov eax, dword [esp + 8]
mov edx, dword [esp + 4]
push eax
mov eax, dword [ecx]
push edx
push eax
call sub.WS2_32.dll_connect
xor ecx, ecx
cmp eax, 0xffffffff
setne cl
mov eax, ecx
ret 8

Function at 0x45d210
Capabilities:
Get socket status

Disassembly:
sub esp, 0x10c
mov eax, dword [ecx]
lea ecx, [esp]
push ecx
push 0
lea edx, [esp + 0x10]
push 0
push edx
push 0
mov dword [esp + 0x14], 0
mov dword [esp + 0x18], 0
mov dword [esp + 0x20], eax
mov dword [esp + 0x1c], 1
call sub.WS2_32.dll_select
cmp eax, 0xffffffff
jne 0x45d259
xor eax, eax
add esp, 0x10c
ret 4
mov edx, dword [esp + 0x110]
xor ecx, ecx
test eax, eax
setne cl
mov dword [edx], ecx
mov eax, 1
add esp, 0x10c
ret 4
Function at 0x45d6d0
Capabilities:
Access peb ldr_data

Disassembly:
push 0xffffffffffffffff
push 0x494d10
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 8
push esi
mov esi, ecx
lea ecx, [esp + 4]
call fcn.0045d280
lea eax, [esp + 4]
lea ecx, [esi + 4]
push eax
mov dword [esp + 0x18], 0
call fcn.0045d300
lea ecx, [esp + 4]
push ecx
lea ecx, [esi + 0x14]
call fcn.0045d300
lea ecx, [esi + 0xc]
call fcn.00484332
lea ecx, [esi + 0x10]
call fcn.00484332
push 0xffffffffffffffff
push 0
lea ecx, [esi + 0x1c]
call fcn.0045fb40
push 0xffffffffffffffff
push 0
lea ecx, [esi + 0x30]
call fcn.0045fb40
push 0xffffffffffffffff
push 0
lea ecx, [esi + 0x44]
call fcn.0045fb40
lea ecx, [esp + 8]
mov dword [esp + 0x14], 1
call fcn.004843a7
lea ecx, [esp + 4]
mov dword [esp + 0x14], 0xffffffff
call fcn.004843a7
mov ecx, dword [esp + 0xc]
pop esi
mov dword fs:[0], ecx
add esp, 0x14
ret

Function at 0x45e378
Capabilities:
Get hostname

Disassembly:
mov eax, dword fs:[0]
push 0xffffffffffffffff
push 0x494f38
push eax
mov dword fs:[0], esp
sub esp, 0x64
push esi
mov esi, ecx
push edi
mov eax, dword [esi + 4]
test eax, eax
je 0x45e388
call fcn.0045e8a0
mov edi, dword [esp + 0x7c]
test edi, edi
je 0x45e46b
cmp byte [edi], 0
je 0x45e46b
mov eax, dword [esp + 0x8c]
test eax, eax
jg 0x45e3ad
mov eax, 0x7d0
mov ecx, esi
mov dword [esi + 8], eax
call fcn.0045d0a0
test eax, eax
jne 0x45e3cd
push 0x58314c
lea ecx, [esi + 0x38]
call fcn.00484530
jmp 0x45e46b
mov eax, dword [esp + 0x80]
mov ecx, esi
push eax
push edi
call fcn.0045d0f0
test eax, eax
jne 0x45e3fc
mov ecx, esi
call fcn.0045d1f0
push edi
add esi, 0x38
push 0x583128
push esi
call fcn.00481f12
add esp, 0xc
jmp 0x45e46b
push 0xdc
mov ecx, esi
mov dword [esi + 4], 1
call fcn.0045f130
test eax, eax
je 0x45e464
lea ecx, [esp + 8]
push 0x64
push ecx
call sub.WS2_32.dll_gethostname
mov eax, dword [esp + 0x88]
mov ecx, dword [esp + 0x84]
lea edx, [esp + 0x8c]
mov dword [esp + 0x8c], 1
push edx
push eax
lea edx, [esp + 0x10]
push ecx
push edx
mov ecx, esi
call fcn.0045e540
test eax, eax
jne 0x45e480
push edi
lea eax, [esi + 0x38]
push 0x583104
push eax
call fcn.00481f12
add esp, 0xc
mov ecx, esi
call fcn.0045e8a0
pop edi
xor eax, eax
pop esi
mov ecx, dword [esp + 0x64]
mov dword fs:[0], ecx
add esp, 0x70
ret 0x14
mov eax, dword [esp + 0x8c]
test eax, eax
je 0x45e528
mov ecx, dword [0x58342c]
mov dword [esp + 0x7c], ecx
lea edx, [esp + 8]
lea eax, [esp + 0x7c]
push edx
push str.HELO__s_r_n
push eax
mov dword [esp + 0x80], 0
call fcn.00481f12
mov edx, dword [esp + 0x88]
or ecx, 0xffffffff
mov edi, edx
xor eax, eax
add esp, 0xc
repne scasb al, byte es:[edi]
not ecx
dec ecx
push ecx
push edx
mov ecx, esi
call fcn.0045d1a0
test eax, eax
jne 0x45e4ea
push 0x5830e8
lea ecx, [esi + 0x38]
call fcn.00484530
jmp 0x45e4fa
push 0xfa
mov ecx, esi
call fcn.0045f130
test eax, eax
jne 0x45e517
mov ecx, esi
call fcn.0045e8a0
lea ecx, [esp + 0x7c]
mov dword [esp + 0x74], 0xffffffff
call fcn.004843a7
jmp 0x45e46b
lea ecx, [esp + 0x7c]
mov dword [esp + 0x74], 0xffffffff
call fcn.004843a7
mov ecx, dword [esp + 0x6c]
pop edi
mov eax, 1
pop esi
mov dword fs:[0], ecx
add esp, 0x70
ret 0x14
Function at 0x486797
Capabilities:
Get graphical window text

Disassembly:
push esi
mov esi, ecx
mov ecx, dword [esi + 0x38]
test ecx, ecx
jne 0x4867cf
push dword [esi + 0x1c]
call dword [sym.imp.USER32.dll_GetWindowTextLengthA]
lea ecx, [eax + 1]
push ecx
mov ecx, dword [esp + 0xc]
push eax
call fcn.0048484e
push eax
push dword [esi + 0x1c]
call dword [sym.imp.USER32.dll_GetWindowTextA]
mov ecx, dword [esp + 8]
push 0xffffffffffffffff
call fcn.00484826
jmp 0x4867db
mov eax, dword [ecx]
push dword [esp + 8]
call dword [eax + 0x88]
pop esi
ret 4

Function at 0x487e85
Capabilities:
Extract resource via kernel32 functions

Disassembly:
push ebx
push esi
push edi
xor edi, edi
cmp dword [esp + 0x10], edi
mov ebx, ecx
je 0x487ec7
call fcn.0048de34
mov esi, dword [eax + 0xc]
push 0xf0
push dword [esp + 0x14]
push esi
call dword [sym.imp.KERNEL32.dll_FindResourceA]
cmp eax, edi
je 0x487ec7
push eax
push esi
call dword [sym.imp.KERNEL32.dll_LoadResource]
cmp eax, edi
jne 0x487ebe
xor eax, eax
jmp 0x487ecf
push eax
call dword [sym.imp.KERNEL32.dll_LockResource]
mov edi, eax
push edi
mov ecx, ebx
call fcn.00487ed5
pop edi
pop esi
pop ebx
ret 4

Function at 0x48e364
Capabilities:
Get thread local storage value

Disassembly:
push ebx
push esi
mov esi, ecx
lea ebx, [esi + 0x1c]
push ebx
call dword [sym.imp.KERNEL32.dll_EnterCriticalSection]
cmp dword [esp + 0x10], 0
jne 0x48e392
push dword [esi]
call dword [sym.imp.KERNEL32.dll_TlsGetValue]
test eax, eax
je 0x48e3b0
push dword [esp + 0xc]
mov ecx, esi
push eax
call fcn.0048e2ca
jmp 0x48e3b0
mov eax, dword [esi + 0x14]
test eax, eax
je 0x48e3b0
push edi
push dword [esp + 0x10]
mov edi, dword [eax + 4]
mov ecx, esi
push eax
call fcn.0048e2ca
test edi, edi
mov eax, edi
jne 0x48e39a
pop edi
push ebx
call dword [sym.imp.KERNEL32.dll_LeaveCriticalSection]
pop esi
pop ebx
ret 8
Function at 0x64389a
Capabilities:
Enumerate pe sections

Disassembly:
pushal
lea esp, [esp + 0x20]
mov ch, byte [esp]
add di, ax
jmp 0x64375c
lea esp, [esp + 0x10]
cmp esi, dword [edi + 0xc]
pushal
pushal
mov word [esp + 0x37], sp
jmp 0x6438a3
lea esp, [esp + 1]
lea esp, [esp + 0x18]
mov dword [esp + 0x10], ecx
sub esp, 0x12
lea esp, [esp + 2]
jmp 0x643856
stc
push dword [esp]
sub esp, 0x11
jmp 0x643870
push word [esp + 0x14]
lea esp, [esp + 2]
jmp 0x643937
sbb eax, eax
mov bp, 0x917
not eax
push di
jmp 0x6439d6
pop edi
push di
lea esp, [esp + 2]
jmp 0x6438d1
cmp dword [eax + 0x54], esi
lea edi, [esi + 0xeb]
lea edi, [eax*4]
mov edi, dword [esp]
lea edi, [eax*4]
jmp 0x6438f2
lea esp, [esp + 0x40]
jae 0x643530
jb 0x64390d
wait
and esi, dword [ebx + reloc.WINMM.dll_midiStreamOut]
xchg edx, eax
add byte [edi - 0x6e], ah
adc eax, 0x92670092
and edx, dword [eax + ebp*8 + reloc.WINMM.dll_midiStreamOut]
mov dh, 0x32
mov al, byte [0xd38d32c7]
push esi
les esp, [ebx + 0x5ca9e05e]
loope 0x643949
invalid
mov ebp, dword [esp]
call fcn.006439a1
add eax, edx
jmp 0x643a34
lea esp, [esp + 0x1c]
jmp 0x643564

Function at 0x6e96d2
Capabilities:
Get number of processors
Parse pe header

Disassembly:
push word [esp + 2]
mov byte [esp + 1], ah
call 0x6e96e1
mov ebp, 0x82474ff
jmp 0x6e9789
pop word [esp + 8]
call fcn.006e976c

Function at 0x6e96e1
Capabilities:
Get number of processors
Parse pe header

Disassembly:
push word [esp + 2]
mov byte [esp + 1], ah
call 0x6e96e1
mov ebp, 0x82474ff
jmp 0x6e9789
pop word [esp + 8]
call fcn.006e976c

Function at 0x6e9727
Capabilities:
Get number of processors
Parse pe header

Disassembly:
call fcn.006e9710
pop ecx
salc
inc esp
and ebx, esi
cmp al, 0xe9
imul edi, ebx, 0xffffff9e
insd dword es:[edi], dx
sbb byte [eax], 0x3c
pop edx
dec edi
mov bl, 0x28

Function at 0x6e973e
Capabilities:
Get number of processors
Parse pe header

Disassembly:
call fcn.006e3a49
push eax
jmp 0x6e3a44
call 0x6e9090
jmp 0x6e97f4
movzx ebx, word [eax + 0x3c]
jmp 0x6e97cb
call fcn.006e9727
mov byte [esp + 6], bl
pop dword [esp]
mov word [esp], sp
lea esp, [esp + 3]
lea esp, [esp + 1]
mov dword [esp + 0x3c], esi
jmp 0x6e9793
pushfd
lea esp, [esp + 3]
lea esp, [esp]
mov byte [esp], bl
lea esp, [esp]
mov byte [esp], al
jmp 0x6e998d
add ebx, eax
cmp word [ebx], 0x4550
jmp 0x6e9865
sub eax, 0x10000
jmp 0x6e97f8
pop eax
xor ax, ax
cmp word [eax], 0x5a4d
je 0x6e90c0
jne 0x6e97d8
mov byte [0x3dceab3b], al
xchg edx, eax
mov dl, 0x20
inc edi
mov dl, 4
mov dh, 0x82
mov eax, dword [eax + 8]
push eax
jmp 0x6e908b
je 0x6e4c64
jne 0x6e97d8
dec eax
int3
mov eax, dword [eax + 0xc]
mov eax, dword [eax + 0x1c]
mov eax, dword [eax]
jmp 0x6e9813
lea esp, [esp + 5]
push dword [esp + 2]
mov dword [esp + 0x40], edi
lea esp, [esp + 0x40]
mov eax, dword fs:[0x30]
jmp 0x6e9895
push ebx
mov word [esp + 1], dx
mov byte [esp + 3], al
push dword [esp + 3]
mov dword [esp + 3], esi
mov dword [esp + 1], ebp
jmp 0x6e98de
Function at 0x6e976c
Capabilities:
Check for peb beingdebugged flag
Get number of processors
Parse pe header

Disassembly:
push word [esp + 1]
pop word [esp + 2]
mov word [esp + 0xb], ax
mov dword [esp + 0x40], ebp
call fcn.006e973e
cmp bh, byte [0x66e5f9dc]
pop dword [esp + 8]
Function at 0x417280
Capabilities:
Enumerate files on windows

Disassembly:
push 0xffffffffffffffff
push 0x49754b
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x180
push ebx
push ebp
mov ebp, ecx
lea ecx, [esp + 8]
lea eax, [ebp + 0x40]
push eax
call fcn.004897b0
mov ecx, dword [esp + 8]
mov dword [esp + 0x190], 0
mov eax, dword [ecx - 8]
test eax, eax
je 0x417302
lea edx, [esp + 0x10]
push 1
push edx
lea ecx, [esp + 0x10]
call fcn.00486d2d
mov eax, dword [eax]
push 0x513250
push eax
call fcn.00478e04
add esp, 8
lea ecx, [esp + 0x10]
test eax, eax
setne bl
call fcn.00489a3b
test bl, bl
je 0x417302
push 0x513250
lea ecx, [esp + 0xc]
call fcn.00489e17
push 0x516dcc
lea ecx, [esp + 0xc]
call fcn.00489e17
mov ecx, dword [esp + 8]
lea eax, [esp + 0x48]
push eax
push ecx
call dword [sym.imp.KERNEL32.dll_FindFirstFileA]
cmp eax, 0xffffffff
mov dword [esp + 0xc], eax
jne 0x41733e
lea ecx, [esp + 8]
mov dword [esp + 0x190], eax
call fcn.00489a3b
jmp 0x417409
push esi
mov esi, dword [esp + 0x19c]
push edi
mov edi, dword [sym.imp.USER32.dll_SendMessageA]
mov ebx, 0x23
test byte [esp + 0x50], 0x10
je 0x4173c2
lea edx, [esp + 0x7c]
push 0x516dc8
push edx
call fcn.00478e04
add esp, 8
test eax, eax
je 0x4173c2
lea eax, [esp + 0x7c]
push 0x516dc4
push eax
call fcn.00478e04
add esp, 8
test eax, eax
je 0x4173c2
mov eax, dword [ebp + 0x1c]
lea edx, [esp + 0x1c]
push edx
push 0
lea ecx, [esp + 0x84]
push 0x1100
push eax
mov dword [esp + 0x2c], esi
mov dword [esp + 0x30], 0xffff0003
mov dword [esp + 0x4c], 0
mov dword [esp + 0x50], 1
mov dword [esp + 0x44], ecx
mov dword [esp + 0x34], ebx
call edi
mov edx, dword [esp + 0x14]
lea ecx, [esp + 0x50]
push ecx
push edx
call dword [sym.imp.KERNEL32.dll_FindNextFileA]
test eax, eax
jne 0x417352
mov eax, dword [esp + 0x14]
push eax
call dword [sym.imp.KERNEL32.dll_FindClose]
mov ecx, dword [ebp + 0x1c]
push esi
push 2
push 0x1102
push ecx
call edi
lea ecx, [esp + 0x10]
mov dword [esp + 0x198], 0xffffffff
call fcn.00489a3b
pop edi
pop esi
mov ecx, dword [esp + 0x188]
pop ebp
pop ebx
mov dword fs:[0], ecx
add esp, 0x18c
ret 4

Function at 0x417c00
Capabilities:
Query or enumerate registry value

Disassembly:
mov ecx, dword [esp + 8]
mov edx, dword [esp + 4]
sub esp, 0x10c
lea eax, [esp]
push esi
push eax
push 1
push 0
push ecx
push edx
call dword [sym.imp.ADVAPI32.dll_RegOpenKeyExA]
mov esi, eax
test esi, esi
jne 0x417c62
mov edx, dword [esp + 4]
lea eax, [esp + 8]
lea ecx, [esp + 0xc]
push eax
push ecx
push esi
push edx
mov dword [esp + 0x18], 0x104
call dword [sym.imp.ADVAPI32.dll_RegQueryValueA]
mov ecx, dword [esp + 0x11c]
lea eax, [esp + 0xc]
push eax
push ecx
call dword [sym.imp.KERNEL32.dll_lstrcpyA]
mov edx, dword [esp + 4]
push edx
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
mov eax, esi
pop esi
add esp, 0x10c
ret 0xc
Function at 0x417c70
Capabilities:
Create process on windows

Disassembly:
push 0xffffffffffffffff
push 0x4975cb
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x20c
mov eax, dword [0x5239b8]
push esi
push edi
mov edi, ecx
mov dword [esp + 8], eax
mov eax, dword [edi + 0x44]
mov dword [esp + 0x21c], 0
test eax, eax
jne 0x417da8
mov ecx, dword [edi + 0x48]
lea esi, [edi + 0x48]
mov eax, dword [ecx - 8]
test eax, eax
jne 0x417cd6
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.00489a3b
xor eax, eax
jmp 0x417e1f
push str.mailto:
lea ecx, [esp + 0xc]
call fcn.00489bc4
push esi
lea ecx, [esp + 0xc]
call fcn.00489e53
mov ecx, dword [esp + 8]
push ebx
push ebp
mov ebp, dword [esp + 0x22c]
push ebp
push 0
push 0
push ecx
push 0x516e04
push 0
call dword [sym.imp.SHELL32.dll_ShellExecuteA]
mov esi, eax
cmp esi, 0x20
ja 0x417dfd
lea edx, [esp + 0x14]
mov ecx, edi
push edx
push str..htm
push closesocket
call fcn.00417c00
test eax, eax
jne 0x417dfd
mov ebx, dword [sym.imp.KERNEL32.dll_lstrcatA]
lea eax, [esp + 0x14]
push str._shellopencommand
push eax
call ebx
lea ecx, [esp + 0x14]
lea edx, [esp + 0x14]
push ecx
push edx
push closesocket
mov ecx, edi
call fcn.00417c00
test eax, eax
jne 0x417dfd
lea eax, [esp + 0x14]
push 0x516de0
push eax
call fcn.00479ee0
mov esi, eax
add esp, 8
test esi, esi
jne 0x417ddc
lea ecx, [esp + 0x14]
push 0x516ddc
push ecx
call fcn.00479e60
mov esi, eax
add esp, 8
test esi, esi
jne 0x417ddc
lea edx, [esp + 0x14]
push edx
call dword [sym.imp.KERNEL32.dll_lstrlenA]
lea esi, [esp + eax + 0x13]
jmp 0x417ddf
lea edx, [edi + 0x4c]
lea ecx, [esp + 8]
push edx
call fcn.00489b74
mov eax, dword [esp + 8]
mov ecx, dword [eax - 8]
test ecx, ecx
jne 0x417cee
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.00489a3b
xor eax, eax
jmp 0x417e1f
mov byte [esi], 0
push 0x516dd8
push esi
call ebx
mov eax, dword [esp + 0x10]
push eax
push esi
call ebx
lea ecx, [esp + 0x14]
push ebp
push ecx
call dword [sym.imp.KERNEL32.dll_WinExec]
mov esi, eax
xor edx, edx
cmp esi, 0x20
setg dl
lea ecx, [esp + 0x10]
mov esi, edx
mov dword [esp + 0x224], 0xffffffff
call fcn.00489a3b
pop ebp
mov eax, esi
pop ebx
mov ecx, dword [esp + 0x214]
pop edi
pop esi
mov dword fs:[0], ecx
add esp, 0x218
ret 4
Function at 0x42c1e0
Capabilities:
Log keystrokes via polling

Disassembly:
mov eax, dword [esp + 4]
push esi
push edi
mov edi, dword [sym.imp.USER32.dll_GetKeyState]
mov cl, byte [eax + 8]
and ecx, 0xff
mov esi, ecx
cmp si, 0x60
jb 0x42c24e
cmp si, 0x69
ja 0x42c24e
add esi, 0xffd0
cmp si, 0x11
je 0x42c21e
push 0x11
call edi
test ax, ax
jge 0x42c21e
or esi, 0x2000
cmp si, 0x10
je 0x42c233
push 0x10
call edi
test ax, ax
jge 0x42c233
or esi, 0x4000
cmp si, 0x12
je 0x42c248
push 0x12
call edi
test ax, ax
jge 0x42c248
or esi, 0x8000
mov ax, si
pop edi
pop esi
ret
cmp si, 0x6d
jne 0x42c25b
mov esi, 0xbd
jmp 0x42c20f
cmp si, 0x6e
jne 0x42c268
mov esi, 0xbe
jmp 0x42c20f
cmp si, 0x6f
jne 0x42c209
mov esi, 0xbf
jmp 0x42c20f

Function at 0x42d980
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push ecx
mov eax, dword [0x534878]
xor edx, edx
cmp eax, edx
jne 0x42d9a6
xor eax, eax
mov byte [eax + 0x534778], al
inc eax
cmp eax, 0x100
jl 0x42d98e
mov dword [0x534878], 1
mov eax, dword [esp + 0xc]
push ebx
mov ebx, dword [esp + 0x14]
push esi
push edi
mov ecx, 0x40
mov esi, 0x534778
mov edi, ebx
rep movsd dword es:[edi], dword [esi]
cmp eax, edx
mov byte [ebx + 0x100], dl
mov byte [ebx + 0x101], dl
jle 0x42da37
xor esi, esi
push ebp
mov byte [esp + 0x20], dl
xor ecx, ecx
mov edi, dword [esp + 0x20]
mov ebp, dword [esp + 0x18]
mov al, byte [esi + ebx]
and edi, 0xff
xor edx, edx
mov dl, byte [edi + ebp]
mov ebp, eax
and ebp, 0xff
add ecx, edx
add ecx, ebp
and ecx, 0x800000ff
jns 0x42da0a
dec ecx
or ecx, 0xffffff00
inc ecx
mov byte [esp + 0x10], cl
mov ecx, dword [esp + 0x10]
and ecx, 0xff
mov dl, byte [ecx + ebx]
mov byte [esi + ebx], dl
mov byte [ecx + ebx], al
lea eax, [edi + 1]
cdq
idiv dword [esp + 0x1c]
inc esi
cmp esi, 0x100
mov byte [esp + 0x20], dl
jl 0x42d9d8
pop ebp
pop edi
pop esi
pop ebx
pop ecx
ret

Function at 0x42dab0
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
sub esp, 8
mov eax, dword [ebp + 0x10]
push ebx
push esi
push edi
mov cl, byte [eax + 0x100]
mov dl, byte [eax + 0x101]
mov dword [ebp - 8], eax
mov byte [ebp - 1], cl
mov byte [ebp - 2], dl
xor ebx, ebx
mov bl, byte [ebp - 1]
xor edx, edx
mov dl, byte [ebp - 2]
mov esi, dword [ebp - 8]
mov edi, dword [ebp + 8]
xor eax, eax
mov ecx, dword [ebp + 0xc]
test ecx, ecx
jle 0x42db03
inc bl
mov al, byte [esi + ebx]
add dl, al
xchg byte [esi + edx], al
mov byte [esi + ebx], al
add al, byte [esi + edx]
mov al, byte [esi + eax]
xor byte [edi], al
inc edi
dec ecx
jne 0x42daea
mov byte [ebp - 1], bl
mov byte [ebp - 2], dl
mov eax, dword [ebp + 0x10]
mov cl, byte [ebp - 1]
mov dl, byte [ebp - 2]
pop edi
pop esi
mov byte [eax + 0x100], cl
mov byte [eax + 0x101], dl
pop ebx
mov esp, ebp
pop ebp
ret
Function at 0x434540
Capabilities:
Enumerate pe sections

Disassembly:
sub esp, 0x18
mov eax, dword [esp + 0x1c]
push ebx
push ebp
push esi
xor esi, esi
xor ecx, ecx
mov si, word [eax + 8]
mov cx, word [eax + 4]
xor ebp, ebp
xor edx, edx
mov bp, word [eax + 0xa]
mov dx, word [eax + 6]
sub esi, ecx
sub ebp, edx
inc esi
xor ebx, ebx
inc ebp
cmp esi, ebx
mov dword [esp + 0x14], esi
jle 0x4346d8
cmp ebp, ebx
jle 0x4346d8
mov eax, esi
push edi
cdq
and edx, 7
add eax, edx
mov edi, eax
mov eax, esi
sar edi, 3
and eax, reloc.OLEAUT32.dll_VariantInit
mov dword [esp + 0x10], edi
jns 0x43459e
dec eax
or eax, 0xfffffff8
inc eax
je 0x4345a5
inc edi
mov dword [esp + 0x10], edi
mov ecx, edi
and ecx, reloc.WS2_32.dll_accept
jns 0x4345b4
dec ecx
or ecx, 0xfffffffe
inc ecx
je 0x4345bb
inc edi
mov dword [esp + 0x10], edi
push 0x18
call fcn.0048977c
add esp, 4
cmp eax, ebx
je 0x4345dc
mov dword [eax], ebx
mov dword [eax + 4], ebx
mov dword [eax + 8], ebx
mov dword [eax + 0xc], ebx
mov dword [eax + 0x10], ebx
mov dword [eax + 0x14], ebx
mov ebx, eax
mov eax, edi
mov dword [esp + 0x14], ebx
imul eax, ebp
push eax
mov dword [ebx], 7
mov dword [ebx + 4], esi
mov dword [ebx + 8], ebp
mov dword [ebx + 0x14], eax
call fcn.0048977c
mov ecx, dword [ebx + 0x14]
mov edi, eax
mov edx, ecx
xor eax, eax
shr ecx, 2
mov dword [ebx + 0x10], edi
add esp, 4
rep stosd dword es:[edi], eax
mov ecx, edx
and ecx, 3
rep stosb byte es:[edi], al
mov eax, dword [esp + 0x2c]
test ebp, ebp
lea edx, [eax + 0x80]
jle 0x4346ce
xor eax, eax
mov dword [esp + 0x20], ebp
mov dword [esp + 0x1c], eax
mov ebp, dword [ebx + 0x10]
xor ecx, ecx
add ebp, eax
mov dword [esp + 0x2c], ecx
test esi, esi
jle 0x4346b5
mov al, byte [edx]
cmp al, 0xc0
jbe 0x4346a1
and eax, 0xff
sub eax, 0xc0
inc edx
mov esi, eax
mov dword [esp + 0x24], edx
cmp esi, 1
jle 0x434696
xor eax, eax
mov ecx, esi
mov al, byte [edx]
mov edx, ecx
mov bl, al
mov edi, ebp
mov bh, bl
dec esi
mov eax, ebx
shl eax, 0x10
mov ax, bx
mov ebx, dword [esp + 0x14]
shr ecx, 2
rep stosd dword es:[edi], eax
mov ecx, edx
mov edx, dword [esp + 0x24]
and ecx, 3
add ebp, esi
rep stosb byte es:[edi], al
mov eax, dword [esp + 0x2c]
lea ecx, [eax + esi*8]
mov esi, dword [esp + 0x18]
jmp 0x4346a4
mov al, byte [edx]
mov esi, dword [esp + 0x18]
mov byte [ebp], al
jmp 0x4346a4
mov byte [ebp], al
inc ebp
add ecx, 8
inc edx
cmp ecx, esi
mov dword [esp + 0x2c], ecx
jl 0x434640
mov eax, dword [esp + 0x1c]
mov edi, dword [esp + 0x10]
mov ecx, dword [esp + 0x20]
add eax, edi
dec ecx
mov dword [esp + 0x1c], eax
mov dword [esp + 0x20], ecx
jne 0x434631
pop edi
pop esi
mov eax, ebx
pop ebp
pop ebx
add esp, 0x18
ret
pop esi
pop ebp
xor eax, eax
pop ebx
add esp, 0x18
ret
Function at 0x436de8
Capabilities:
Initialize winsock library
Resolve dns

Disassembly:
sub esp, 0x1b8
push ebx
push ebp
push esi
mov esi, ecx
push edi
mov eax, dword [esi + 4]
test eax, eax
jne 0x436e32
lea eax, [esp + 0x38]
push eax
push 0x101
call dword [sym.imp.WS2_32.dll_WSAStartup]
neg eax
sbb eax, eax
inc eax
cmp eax, 1
mov dword [esi + 4], eax
jne 0x436e20
push str.icmp.dll
call dword [sym.imp.KERNEL32.dll_LoadLibraryA]
mov dword [esi + 8], eax
jmp 0x436e27
mov dword [esi + 8], 0
mov eax, dword [esi + 4]
test eax, eax
je 0x436eca
mov eax, dword [esi + 8]
test eax, eax
je 0x436eca
mov edi, dword [sym.imp.KERNEL32.dll_GetProcAddress]
push str.IcmpCreateFile
push eax
call edi
mov ecx, dword [esi + 8]
push str.IcmpSendEcho
push ecx
mov ebx, eax
call edi
mov edx, dword [esi + 8]
push str.IcmpCloseHandle
push edx
mov ebp, eax
call edi
test ebx, ebx
mov dword [esp + 0x10], eax
je 0x436eca
test ebp, ebp
je 0x436eca
test eax, eax
je 0x436eca
mov esi, dword [esp + 0x1cc]
push esi
call dword [sym.imp.WS2_32.dll_inet_addr]
mov edi, eax
cmp edi, 0xffffffff
jne 0x436e9c
push esi
call dword [sym.imp.WS2_32.dll_gethostbyname]
test eax, eax
je 0x436eca
mov eax, dword [eax + 0xc]
mov ecx, dword [eax]
mov edi, dword [ecx]
call ebx
mov edx, dword [esp + 0x1d0]
mov esi, eax
push edx
lea eax, [esp + 0x18]
push 0x24
push eax
push 0
push 0
push 0
push edi
push esi
mov dword [esp + 0x3c], 0xffffffff
call ebp
test eax, eax
push esi
jne 0x436eda
call dword [esp + 0x14]
pop edi
pop esi
pop ebp
or eax, 0xffffffff
pop ebx
add esp, 0x1b8
ret 8
call dword [esp + 0x14]
mov eax, dword [esp + 0x1c]
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x1b8
ret 8

Function at 0x437a00
Capabilities:
Access peb ldr_data

Disassembly:
mov eax, dword fs:[0]
push 0xffffffffffffffff
push 0x498ff8
push eax
mov dword fs:[0], esp
sub esp, 0x28
push esi
push edi
mov edi, dword [esp + 0x44]
mov esi, ecx
test edi, edi
jne 0x437a39
pop edi
xor eax, eax
pop esi
mov ecx, dword [esp + 0x28]
mov dword fs:[0], ecx
add esp, 0x34
ret 0x24
push 0x400
lea ecx, [esp + 0xc]
call fcn.00491255
mov eax, dword [esp + 0x40]
push 0
push edi
push eax
lea ecx, [esp + 0x14]
mov dword [esp + 0x44], 0
call fcn.004912dd
mov ecx, dword [esp + 0x60]
mov edx, dword [esp + 0x5c]
mov eax, dword [esp + 0x58]
push ecx
mov ecx, dword [esp + 0x58]
push edx
mov edx, dword [esp + 0x58]
push eax
mov eax, dword [esp + 0x58]
push ecx
mov ecx, dword [esp + 0x58]
push edx
push eax
lea edx, [esp + 0x20]
push ecx
push edx
mov ecx, esi
call fcn.00437ac0
lea ecx, [esp + 8]
mov esi, eax
mov dword [esp + 0x38], 0xffffffff
call fcn.0049131a
mov ecx, dword [esp + 0x30]
mov eax, esi
pop edi
pop esi
mov dword fs:[0], ecx
add esp, 0x34
ret 0x24