joyce8/EMBER2024-capa huggingface dataset:
Function at 0x4601c0
Capabilities:
Access peb ldr_data
Get number of processors

Disassembly:
push 0xffffffffffffffff
push 0x4bf4c8
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x2c
push esi
mov esi, ecx
lea eax, [esp + 0xc]
mov ecx, dword [esi + 0x1c]
push eax
push ecx
call dword [sym.imp.USER32.dll_GetClientRect]
push 0
lea ecx, [esp + 0x20]
call fcn.004b7cbc
mov eax, dword [esi + 0xd0]
lea edx, [esp + 0x1c]
push eax
push eax
push edx
mov dword [esp + 0x44], 0
call fcn.0045fb20
mov eax, dword [esi + 0x4c]
mov ecx, dword [esi + 0x48]
add eax, 0x64
add esp, 0xc
add ecx, 0x64
mov dword [esp + 8], eax
lea eax, [esp + 4]
mov dword [esp + 4], ecx
push eax
lea ecx, [esp + 0x20]
call fcn.004b7bea
mov ecx, dword [esp + 4]
mov eax, dword [esp + 0x14]
mov edx, dword [esp + 0xc]
sub ecx, eax
add ecx, edx
mov eax, 0x88888889
imul ecx
add edx, ecx
push 1
sar edx, 4
mov ecx, edx
shr ecx, 0x1f
lea eax, [edx + ecx + 1]
xor edx, edx
test eax, eax
setl dl
dec edx
mov ecx, esi
and eax, edx
push eax
push 0
push 0
call fcn.004b44aa
mov ecx, dword [esp + 0x10]
mov eax, dword [esp + 0x18]
mov edx, dword [esp + 8]
sub ecx, eax
add ecx, edx
mov eax, 0x88888889
imul ecx
add edx, ecx
xor ecx, ecx
sar edx, 4
mov eax, edx
push 1
shr eax, 0x1f
lea eax, [edx + eax + 1]
test eax, eax
setl cl
dec ecx
and eax, ecx
mov ecx, esi
push eax
push 0
push 1
call fcn.004b44aa
push 1
push 0
push 0
mov ecx, esi
call fcn.004b4452
push 1
push 0
push 1
mov ecx, esi
call fcn.004b4452
lea ecx, [esp + 0x1c]
mov dword [esp + 0x38], 0xffffffff
call fcn.004b7d2e
mov ecx, dword [esp + 0x30]
pop esi
mov dword fs:[0], ecx
add esp, 0x38
ret

Function at 0x460340
Capabilities:
Get number of processors

Disassembly:
push 0xffffffffffffffff
push 0x4bf4e8
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x2c
push esi
mov esi, ecx
push 0
lea ecx, [esp + 0x20]
call fcn.004b7cbc
push 0x3e8
lea eax, [esp + 0x20]
push 0x3e8
push eax
mov dword [esp + 0x44], 0
call fcn.0045fb20
mov ecx, dword [esi + 0x48]
mov eax, dword [esi + 0x4c]
add ecx, 0x64
add esp, 0xc
mov dword [esp + 4], ecx
lea ecx, [esp + 4]
add eax, 0x96
push ecx
lea ecx, [esp + 0x20]
mov dword [esp + 0xc], eax
call fcn.004b7bea
mov eax, dword [esi + 0x1c]
lea edx, [esp + 0xc]
push edx
push eax
call dword [sym.imp.USER32.dll_GetClientRect]
mov eax, dword [esp + 0x18]
mov edx, dword [esp + 0x10]
sub eax, edx
lea eax, [eax + eax*4]
lea eax, [eax + eax*4]
lea eax, [eax + eax*4]
shl eax, 3
cdq
idiv dword [esp + 8]
mov edx, dword [esp + 0xc]
mov ecx, eax
mov eax, dword [esp + 0x14]
sub eax, edx
lea eax, [eax + eax*4]
lea eax, [eax + eax*4]
lea eax, [eax + eax*4]
shl eax, 3
cdq
idiv dword [esp + 4]
cmp dword [esp + 0x44], 1
jne 0x460404
cmp dword [esp + 0x40], 1
jne 0x460402
cmp ecx, eax
jge 0x460404
mov eax, ecx
cmp eax, 0xc8
jge 0x460410
mov eax, 0xc8
mov ecx, esi
mov dword [esi + 0xd0], eax
call fcn.004601c0
mov ecx, dword [esi + 0x1c]
push 1
push 0
push ecx
call dword [sym.imp.USER32.dll_InvalidateRect]
lea ecx, [esp + 0x1c]
mov dword [esp + 0x38], 0xffffffff
call fcn.004b7d2e
mov ecx, dword [esp + 0x30]
pop esi
mov dword fs:[0], ecx
add esp, 0x38
ret 8
Function at 0x460c00
Capabilities:
Access peb ldr_data
Get number of processors

Disassembly:
push 0xffffffffffffffff
push 0x4bf593
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
push ecx
push ebp
push esi
mov esi, ecx
push edi
mov dword [esp + 0xc], esi
call fcn.004b28c5
lea edi, [esi + 0x64]
mov dword [esp + 0x18], 0
mov dword [edi + 4], 0
mov dword [edi], method.CBrush.virtual_0
mov eax, dword [esp + 0x2c]
mov ebp, dword [esp + 0x24]
mov ecx, dword [esp + 0x30]
mov dword [esi + 0x3c], eax
mov eax, ebp
mov dword [esi], method.CEdit.virtual_0
mov dword [esi + 0x40], ecx
mov dword [esi + 0x44], 0
mov ecx, dword [eax]
lea edx, [esi + 0x48]
mov byte [esp + 0x18], 1
mov dword [edx], ecx
mov ecx, dword [eax + 4]
mov dword [edx + 4], ecx
mov ecx, dword [eax + 8]
mov dword [edx + 8], ecx
mov eax, dword [eax + 0xc]
mov ecx, dword [esp + 0x40]
mov dword [edx + 0xc], eax
mov eax, dword [esp + 0x44]
push eax
mov dword [esi + 0x5c], ecx
mov dword [esi + 0x60], eax
call dword [sym.imp.GDI32.dll_CreateSolidBrush]
push eax
mov ecx, edi
call fcn.004b7f64
mov edx, dword [esp + 0x28]
mov eax, dword [esp + 0x20]
push edx
push eax
push ebp
push 0x50800044
mov ecx, esi
call fcn.004b9480
test eax, eax
je 0x460d1c
mov ecx, dword [esp + 0x3c]
call fcn.004b7f91
mov ecx, dword [esi + 0x1c]
mov ebp, dword [sym.imp.USER32.dll_SendMessageA]
push 0
push eax
push 0x30
push ecx
mov dword [esi + 0x58], eax
call ebp
mov edi, dword [esp + 0x34]
test edi, edi
je 0x460ce0
push edi
mov ecx, esi
call fcn.004b55f1
mov ecx, esi
call fcn.00460ec0
cmp dword [esp + 0x38], 1
jne 0x460d15
or ecx, 0xffffffff
xor eax, eax
repne scasb al, byte es:[edi]
mov edx, dword [esi + 0x1c]
push 0xffffffffffffffff
not ecx
dec ecx
push ecx
push 0xb1
push edx
call ebp
mov eax, dword [esi + 0x1c]
push 0
push 0
push 0xb7
push eax
call ebp
mov ecx, esi
call fcn.004b572c
mov ecx, dword [esp + 0x10]
mov eax, esi
pop edi
pop esi
pop ebp
mov dword fs:[0], ecx
add esp, 0x10
ret 0x28
Function at 0x462f10
Capabilities:
Check for software breakpoints

Disassembly:
push esi
mov esi, dword [esp + 8]
cmp dword [esi + 0x10], 0xca
jne 0x462f43
push esi
call fcn.004712d0
mov eax, dword [esi + 0x40]
add esp, 4
test eax, eax
je 0x462f3c
mov dword [esi + 0x10], 0xcf
mov eax, 1
pop esi
ret
mov dword [esi + 0x10], 0xcb
mov eax, dword [esi + 0x10]
cmp eax, 0xcb
jne 0x462fc9
mov eax, dword [esi + 0x1b0]
mov ecx, dword [eax + 0x10]
test ecx, ecx
je 0x462fb2
mov eax, dword [esi + 8]
test eax, eax
je 0x462f67
push esi
call dword [eax]
add esp, 4
mov ecx, dword [esi + 0x1b0]
push esi
call dword [ecx]
add esp, 4
test eax, eax
je 0x462fae
cmp eax, 2
je 0x462fb2
mov ecx, dword [esi + 8]
test ecx, ecx
je 0x462f5a
cmp eax, 3
je 0x462f8d
cmp eax, 1
jne 0x462f5a
mov eax, dword [ecx + 4]
inc eax
mov dword [ecx + 4], eax
mov eax, dword [esi + 8]
mov ecx, dword [eax + 8]
mov edx, dword [eax + 4]
cmp edx, ecx
jl 0x462f5a
mov edx, dword [esi + 0x13c]
add edx, ecx
mov dword [eax + 8], edx
jmp 0x462f5a
xor eax, eax
pop esi
ret
mov eax, dword [esi + 0x90]
push esi
mov dword [esi + 0x98], eax
call fcn.00462ff0
add esp, 4
pop esi
ret
cmp eax, 0xcc
je 0x462fd8
mov ecx, dword [esi]
push esi
call dword [ecx]
add esp, 4
push esi
call fcn.00462ff0
add esp, 4
pop esi
ret

Function at 0x463860
Capabilities:
Terminate process

Disassembly:
mov eax, dword [esp + 4]
test eax, eax
je 0x463881
mov ecx, dword [eax + 0x40]
test ecx, ecx
je 0x463881
mov eax, dword [eax + 0x44]
test eax, eax
je 0x463881
mov edx, dword [esp + 8]
push edx
push eax
call ecx
add esp, 8
push 0
call dword [sym.imp.KERNEL32.dll_ExitProcess]

Function at 0x483a20
Capabilities:
Check for time delay via gettickcount

Disassembly:
sub esp, 0xa0
push ebx
push ebp
mov ebp, dword [esp + 0xac]
push esi
push edi
push ebp
call sub.RASAPI32.dll_RasHangUpA
mov esi, dword [sym.imp.KERNEL32.dll_GetTickCount]
mov ecx, 0x28
xor eax, eax
lea edi, [esp + 0x10]
rep stosd dword es:[edi], eax
mov dword [esp + 0x10], 0xa0
call esi
mov edi, eax
call esi
sub eax, edi
cmp eax, 0xbb8
jae 0x483a86
mov ebx, dword [sym.imp.KERNEL32.dll_Sleep]
lea eax, [esp + 0x10]
push eax
push ebp
call sub.RASAPI32.dll_RasGetConnectStatusA
cmp eax, 6
je 0x483a86
push 0
call ebx
call esi
sub eax, edi
cmp eax, 0xbb8
jb 0x483a67
pop edi
pop esi
pop ebp
pop ebx
add esp, 0xa0
ret

Function at 0x483e10
Capabilities:
Create http request

Disassembly:
push esi
mov esi, ecx
cmp dword [esi], 0
jne 0x483e48
mov edx, dword [esi + 4]
xor eax, eax
push 0
push 0
mov ecx, dword [edx - 8]
test ecx, ecx
setne al
mov ecx, eax
neg ecx
sbb ecx, ecx
and ecx, edx
neg eax
sbb eax, eax
push ecx
and eax, 2
inc eax
push eax
push str.Mozilla_4.0__compatible__MSIE_6.0__Windows_NT_5.0_
call dword [sym.imp.WININET.dll_InternetOpenA]
mov dword [esi], eax
mov ecx, dword [esi]
xor eax, eax
test ecx, ecx
setne al
pop esi
ret
Function at 0x484b10
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 0x484b59
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 0x484fd0
Capabilities:
Access peb ldr_data

Disassembly:
push 0xffffffffffffffff
push 0x4bfae0
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.00484b80
lea eax, [esp + 4]
lea ecx, [esi + 4]
push eax
mov dword [esp + 0x18], 0
call fcn.00484c00
lea ecx, [esp + 4]
push ecx
lea ecx, [esi + 0x14]
call fcn.00484c00
lea ecx, [esi + 0xc]
call fcn.004b1278
lea ecx, [esi + 0x10]
call fcn.004b1278
push 0xffffffffffffffff
push 0
lea ecx, [esi + 0x1c]
call fcn.00486190
push 0xffffffffffffffff
push 0
lea ecx, [esi + 0x30]
call fcn.00486190
push 0xffffffffffffffff
push 0
lea ecx, [esi + 0x44]
call fcn.00486190
lea ecx, [esp + 8]
mov dword [esp + 0x14], 1
call fcn.004b12ed
lea ecx, [esp + 4]
mov dword [esp + 0x14], 0xffffffff
call fcn.004b12ed
mov ecx, dword [esp + 0xc]
pop esi
mov dword fs:[0], ecx
add esp, 0x14
ret
Function at 0x48b640
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push ecx
mov eax, dword [0x936a14]
xor edx, edx
cmp eax, edx
jne 0x48b666
xor eax, eax
mov byte [eax + 0x936914], al
inc eax
cmp eax, 0x100
jl 0x48b64e
mov dword [0x936a14], 1
mov eax, dword [esp + 0xc]
push ebx
mov ebx, dword [esp + 0x14]
push esi
push edi
mov ecx, 0x40
mov esi, 0x936914
mov edi, ebx
rep movsd dword es:[edi], dword [esi]
cmp eax, edx
mov byte [ebx + 0x100], dl
mov byte [ebx + 0x101], dl
jle 0x48b6f7
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 0x48b6ca
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 0x48b698
pop ebp
pop edi
pop esi
pop ebx
pop ecx
ret

Function at 0x48b770
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 0x48b7c3
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 0x48b7aa
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 0x492140
Capabilities:
Access peb ldr_data

Disassembly:
push 0xffffffffffffffff
push 0x4bfede
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
push ecx
mov eax, dword [esp + 0x18]
push esi
push edi
mov edi, ecx
mov ecx, dword [esp + 0x1c]
push eax
push ecx
mov ecx, edi
mov dword [esp + 0x10], edi
call fcn.00492a60
push 0x10
mov dword [esp + 0x18], 0
mov dword [edi], 0x8dd70c
call fcn.004b102e
mov esi, eax
add esp, 4
mov dword [esp + 0x20], esi
mov al, 1
test esi, esi
mov byte [esp + 0x14], al
je 0x4921d3
push 4
mov byte [esi + 8], al
mov dword [esi], 0
mov dword [esi + 4], 0
call fcn.004b102e
add esp, 4
mov dword [esp + 0x1c], eax
test eax, eax
mov byte [esp + 0x14], 2
je 0x4921cc
push 0
mov ecx, eax
call fcn.00489270
mov dword [esi + 0xc], eax
jmp 0x4921d5
xor eax, eax
mov dword [esi + 0xc], eax
jmp 0x4921d5
xor esi, esi
mov ecx, dword [esp + 0xc]
mov dword [edi + 0x30], esi
mov dword [edi + 0x34], 0
mov eax, edi
pop edi
pop esi
mov dword fs:[0], ecx
add esp, 0x10
ret 8
Function at 0x4b36bb
Capabilities:
Get graphical window text

Disassembly:
push esi
mov esi, ecx
mov ecx, dword [esi + 0x38]
test ecx, ecx
jne 0x4b36f3
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.004b1748
push eax
push dword [esi + 0x1c]
call dword [sym.imp.USER32.dll_GetWindowTextA]
mov ecx, dword [esp + 8]
push 0xffffffffffffffff
call fcn.004b1720
jmp 0x4b36ff
mov eax, dword [ecx]
push dword [esp + 8]
call dword [eax + 0x88]
pop esi
ret 4

Function at 0x4b4dae
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 0x4b4df0
call fcn.004bab26
mov esi, dword [eax + 0xc]
push 0xf0
push dword [esp + 0x14]
push esi
call dword [sym.imp.KERNEL32.dll_FindResourceA]
cmp eax, edi
je 0x4b4df0
push eax
push esi
call dword [sym.imp.KERNEL32.dll_LoadResource]
cmp eax, edi
jne 0x4b4de7
xor eax, eax
jmp 0x4b4df8
push eax
call dword [sym.imp.KERNEL32.dll_LockResource]
mov edi, eax
push edi
mov ecx, ebx
call fcn.004b4dfe
pop edi
pop esi
pop ebx
ret 4

Function at 0x4bb056
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 0x4bb084
push dword [esi]
call dword [sym.imp.KERNEL32.dll_TlsGetValue]
test eax, eax
je 0x4bb0a2
push dword [esp + 0xc]
mov ecx, esi
push eax
call fcn.004bafbc
jmp 0x4bb0a2
mov eax, dword [esi + 0x14]
test eax, eax
je 0x4bb0a2
push edi
push dword [esp + 0x10]
mov edi, dword [eax + 4]
mov ecx, esi
push eax
call fcn.004bafbc
test edi, edi
mov eax, edi
jne 0x4bb08c
pop edi
push ebx
call dword [sym.imp.KERNEL32.dll_LeaveCriticalSection]
pop esi
pop ebx
ret 8

Function at 0x403d61
Capabilities:
Encode data using xor

Disassembly:
push eax
push ebx
mov eax, 0x499
mov ecx, 0x404498
mov bl, byte [ecx]
sub bl, 0xf2
rol bl, 2
sub bl, cl
ror bl, 1
mov byte [ecx], bl
dec ecx
dec eax
jne 0x403d6d
mov eax, 0x261d
mov ecx, 0x403764
mov bl, byte [ecx]
rol bl, 7
ror bl, 2
sub bl, cl
xor bl, 0x91
mov byte [ecx], bl
dec ecx
dec eax
jne 0x403d8a
pop ebx
pop eax
add ecx, 0x2c1a
jmp ecx
Function at 0x422be0
Capabilities:
Encode data using xor
Packed with generic packer

Disassembly:
jmp 0x422d3e
nop
lea edi, [esi - 0x1e000]
push edi
or ebp, 0xffffffff
jmp 0x422c02
mov al, byte [esi]
inc esi
mov byte [edi], al
inc edi
add ebx, ebx
jne 0x422c09
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
jb 0x422bf8
mov eax, 1
add ebx, ebx
jne 0x422c1b
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
adc eax, eax
add ebx, ebx
jae 0x422c10
jne 0x422c2c
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
jae 0x422c10
xor ecx, ecx
sub eax, 3
jb 0x422c40
shl eax, 8
mov al, byte [esi]
inc esi
xor eax, 0xffffffff
je 0x422cb2
mov ebp, eax
add ebx, ebx
jne 0x422c4b
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
adc ecx, ecx
add ebx, ebx
jne 0x422c58
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
adc ecx, ecx
jne 0x422c7c
inc ecx
add ebx, ebx
jne 0x422c68
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
adc ecx, ecx
add ebx, ebx
jae 0x422c5d
jne 0x422c79
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
jae 0x422c5d
add ecx, 2
cmp ebp, 0xfffff300
adc ecx, 1
lea edx, [edi + ebp]
cmp ebp, 0xfffffffc
jbe 0x422c9c
mov al, byte [edx]
inc edx
mov byte [edi], al
inc edi
dec ecx
jne 0x422c8d
jmp 0x422bfe
mov eax, dword [edx]
add edx, 4
mov dword [edi], eax
add edi, 4
sub ecx, 4
ja 0x422c9c
add edi, ecx
jmp 0x422bfe
pop esi
mov edi, esi
mov ecx, 0x97
mov al, byte [edi]
inc edi
sub al, 0xe8
cmp al, 1
ja 0x422cba
cmp byte [edi], 2
jne 0x422cba
mov eax, dword [edi]
mov bl, byte [edi + 4]
shr ax, 8
rol eax, 0x10
xchg ah, al
sub eax, edi
sub bl, 0xe8
add eax, esi
mov dword [edi], eax
add edi, 5
mov eax, ebx
loop 0x422cbf
lea edi, [esi + 0x20000]
mov eax, dword [edi]
or eax, eax
je 0x422d37
mov ebx, dword [edi + 4]
lea eax, [eax + esi + 0x357a8]
add ebx, esi
push eax
add edi, 8
call dword [esi + 0x357e4]
xchg ebp, eax
mov al, byte [edi]
inc edi
or al, al
je 0x422cec
mov ecx, edi
jns 0x422d1b
movzx eax, word [edi]
inc edi
push eax
inc edi
mov ecx, 0xaef24857
push edi
dec eax
repne scasb al, byte es:[edi]
push ebp
call dword [esi + 0x357e8]
or eax, eax
je 0x422d31
mov dword [ebx], eax
add ebx, 4
jmp 0x422d09
call dword [esi + 0x357ec]
popal
jmp 0x401a50
mov eax, section._4321280
xor byte [eax], 0x56
inc eax
cmp eax, 0x422bcc
jle 0x422d43
mov eax, 0x422be6
xor byte [eax], 0xf1
inc eax
cmp eax, 0x422d38
jle 0x422d53
pushal
mov esi, section._4321280
jmp 0x422be5
Function at 0x430004
Capabilities:
Encode data using xor
Packed with generic packer

Disassembly:
pushal
nop
call 0x43000c
nop
nop
nop
nop
nop
pop eax
add eax, 0x403d6a
nop
sub eax, 0x403d10
nop
nop
nop
nop
nop
mov ebx, dword [eax]
nop
nop
mov ecx, dword [eax + 4]
nop
nop
nop
mov edx, dword [eax + 8]
nop
nop
nop
nop
xor dword [ebx], edx
nop
nop
nop
nop
add ebx, 4
cmp ebx, ecx
nop
nop
nop
nop
nop
nop
nop
nop
jl 0x430030
nop
add eax, 0xc
nop
nop
nop
nop
cmp dword [eax], 0
nop
nop
nop
nop
nop
jne 0x43001e
nop
nop
popal
nop
nop
nop
jmp loc.00401219
Function at 0x402670
Capabilities:
Get hostname
Initialize winsock library
Resolve dns

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x4e56c4
mov eax, dword fs:[0]
push eax
sub esp, 0x3dc
mov eax, dword [0x526060]
xor eax, ebp
mov dword [ebp - 0x10], eax
push ebx
push esi
push edi
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov esi, ecx
mov dword [ebp - 0x3cc], esi
mov dword [esi + 0x10], 0
mov dword [esi + 0x14], 0
mov dword [esi + 0x14], 0xf
cmp dword [esi + 0x14], 0x10
mov dword [ebp - 0x3d0], esi
mov dword [esi + 0x10], 0
jb 0x4026d2
mov eax, dword [esi]
jmp 0x4026d4
mov eax, esi
mov byte [eax], 0
mov dword [ebp - 4], 0
mov dword [esi + 0x2c], 0xf
mov dword [esi + 0x28], 0
cmp dword [esi + 0x2c], 0x10
jb 0x4026f7
mov eax, dword [esi + 0x18]
jmp 0x4026fa
lea eax, [esi + 0x18]
mov byte [eax], 0
push 0x104
lea eax, [ebp - 0x118]
mov byte [ebp - 4], 1
push eax
push 0
call dword [sym.imp.KERNEL32.dll_GetModuleFileNameA]
cmp byte [ebp - 0x118], 0
mov dword [ebp - 0x220], 0xf
mov dword [ebp - 0x224], 0
mov byte [ebp - 0x234], 0
jne 0x40273d
xor ecx, ecx
jmp 0x40274f
lea ecx, [ebp - 0x118]
lea edx, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x402746
sub ecx, edx
push ecx
lea eax, [ebp - 0x118]
push eax
lea ecx, [ebp - 0x234]
call fcn.00402b70
sub esp, 8
mov byte [ebp - 4], 2
lea eax, [ebp - 0x21c]
mov byte [ebp - 0x21c], 0x5f
lea ecx, [ebp - 0x234]
push eax
call fcn.00402b10
mov ebx, eax
lea ecx, [ebp - 0x234]
cmp ebx, 0xffffffff
je 0x402865
sub esp, 8
mov byte [ebp - 0x21c], 0x2e
lea eax, [ebp - 0x21c]
push eax
call fcn.00402b10
lea ecx, [ebp - 0x234]
cmp eax, ebx
jl 0x402865
sub eax, ebx
dec eax
push eax
lea eax, [ebx + 1]
push eax
lea eax, [ebp - 0x3e8]
push eax
call fcn.004028b0
push eax
mov ecx, esi
call fcn.00402960
lea ecx, [ebp - 0x3e8]
call fcn.004028f0
lea eax, [ebp - 0x3c8]
push eax
push 0x202
call dword [sym.imp.WS2_32.dll_WSAStartup]
push 0xff
lea eax, [ebp - 0x218]
push 0
push eax
call fcn.004c4090
add esp, 0xc
lea eax, [ebp - 0x218]
push 0xff
push eax
call dword [sym.imp.WS2_32.dll_gethostname]
lea eax, [ebp - 0x218]
push eax
call dword [sym.imp.WS2_32.dll_gethostbyname]
test eax, eax
je 0x402859
mov eax, dword [eax + 0xc]
mov eax, dword [eax]
push dword [eax]
call dword [sym.imp.WS2_32.dll_inet_ntoa]
mov edx, eax
cmp byte [edx], 0
jne 0x402841
xor ecx, ecx
jmp 0x40284f
mov ecx, edx
lea ebx, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x402846
sub ecx, ebx
push ecx
push edx
lea ecx, [esi + 0x18]
call fcn.00402b70
call dword [sym.imp.WS2_32.dll_WSACleanup]
lea ecx, [ebp - 0x234]
call fcn.004028f0
mov eax, esi
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 0x10]
xor ecx, ebp
call fcn.00412b06
mov esp, ebp
pop ebp
ret
Function at 0x404740
Capabilities:
Extract resource via kernel32 functions
Print debug messages

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x4e599b
mov eax, dword fs:[0]
push eax
sub esp, 0x88
mov eax, dword [0x526060]
xor eax, ebp
mov dword [ebp - 0x10], eax
push esi
push edi
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov esi, ecx
push str.InitResource____r_n
call dword [sym.imp.KERNEL32.dll_OutputDebugStringA]
push esi
call fcn.00456a10
push 4
call fcn.00456d30
push 0x84
lea eax, [ebp - 0x94]
push 0
push eax
call fcn.004c4090
lea eax, [ebp - 0x94]
push eax
call fcn.004515a0
add esp, 0x18
push str.inskin_
lea ecx, [ebp - 0x94]
mov dword [ebp - 4], 0
call fcn.00458370
call fcn.004517d0
sub eax, 1
je 0x404843
sub eax, 3
jne 0x404857
lea ecx, [ebp - 0x94]
call fcn.00458900
push eax
call fcn.00456ce0
add esp, 4
push str.ZIPRES
push 0x81
call fcn.004517b0
push eax
call dword [sym.imp.KERNEL32.dll_FindResourceW]
mov esi, eax
test esi, esi
je 0x404857
push esi
call fcn.004517b0
push eax
call dword [sym.imp.KERNEL32.dll_LoadResource]
mov edi, eax
test edi, edi
je 0x40483a
push esi
call fcn.004517b0
push eax
call dword [sym.imp.KERNEL32.dll_SizeofResource]
test eax, eax
je 0x40483a
push 0
push eax
push edi
call dword [sym.imp.KERNEL32.dll_LockResource]
push eax
call fcn.00456d40
add esp, 0xc
push esi
call dword [sym.imp.KERNEL32.dll_FreeResource]
jmp 0x404857
lea ecx, [ebp - 0x94]
call fcn.00458900
push eax
call fcn.00456ce0
add esp, 4
lea ecx, [ebp - 0x94]
call fcn.004581b0
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
mov ecx, dword [ebp - 0x10]
xor ecx, ebp
call fcn.00412b06
mov esp, ebp
pop ebp
ret