joyce8/EMBER2024-capa huggingface dataset:
Function at 0x4aeb30
Capabilities:
Access peb ldr_data
Get number of processors

Disassembly:
push 0xffffffffffffffff
push 0x53e3c8
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.00536437
mov eax, dword [esi + 0xd0]
lea edx, [esp + 0x1c]
push eax
push eax
push edx
mov dword [esp + 0x44], 0
call fcn.004ae490
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.00536365
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.00532c28
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.00532c28
push 1
push 0
push 0
mov ecx, esi
call fcn.00532bd0
push 1
push 0
push 1
mov ecx, esi
call fcn.00532bd0
lea ecx, [esp + 0x1c]
mov dword [esp + 0x38], 0xffffffff
call fcn.005364a9
mov ecx, dword [esp + 0x30]
pop esi
mov dword fs:[0], ecx
add esp, 0x38
ret

Function at 0x4aecb0
Capabilities:
Get number of processors

Disassembly:
push 0xffffffffffffffff
push 0x53e3e8
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.00536437
push 0x3e8
lea eax, [esp + 0x20]
push 0x3e8
push eax
mov dword [esp + 0x44], 0
call fcn.004ae490
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.00536365
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 0x4aed74
cmp dword [esp + 0x40], 1
jne 0x4aed72
cmp ecx, eax
jge 0x4aed74
mov eax, ecx
cmp eax, 0xc8
jge 0x4aed80
mov eax, 0xc8
mov ecx, esi
mov dword [esi + 0xd0], eax
call fcn.004aeb30
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.005364a9
mov ecx, dword [esp + 0x30]
pop esi
mov dword fs:[0], ecx
add esp, 0x38
ret 8
Function at 0x4af570
Capabilities:
Access peb ldr_data
Get number of processors

Disassembly:
push 0xffffffffffffffff
push 0x53e493
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.00531043
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.005366df
mov edx, dword [esp + 0x28]
mov eax, dword [esp + 0x20]
push edx
push eax
push ebp
push 0x50800044
mov ecx, esi
call fcn.00537bfb
test eax, eax
je 0x4af68c
mov ecx, dword [esp + 0x3c]
call fcn.0053670c
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 0x4af650
push edi
mov ecx, esi
call fcn.00533d72
mov ecx, esi
call fcn.004af830
cmp dword [esp + 0x38], 1
jne 0x4af685
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.00533ead
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 0x4b1880
Capabilities:
Check for software breakpoints

Disassembly:
push esi
mov esi, dword [esp + 8]
cmp dword [esi + 0x10], 0xca
jne 0x4b18b3
push esi
call fcn.004bfc30
mov eax, dword [esi + 0x40]
add esp, 4
test eax, eax
je 0x4b18ac
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 0x4b1939
mov eax, dword [esi + 0x1b0]
mov ecx, dword [eax + 0x10]
test ecx, ecx
je 0x4b1922
mov eax, dword [esi + 8]
test eax, eax
je 0x4b18d7
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 0x4b191e
cmp eax, 2
je 0x4b1922
mov ecx, dword [esi + 8]
test ecx, ecx
je 0x4b18ca
cmp eax, 3
je 0x4b18fd
cmp eax, 1
jne 0x4b18ca
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 0x4b18ca
mov edx, dword [esi + 0x13c]
add edx, ecx
mov dword [eax + 8], edx
jmp 0x4b18ca
xor eax, eax
pop esi
ret
mov eax, dword [esi + 0x90]
push esi
mov dword [esi + 0x98], eax
call fcn.004b1960
add esp, 4
pop esi
ret
cmp eax, 0xcc
je 0x4b1948
mov ecx, dword [esi]
push esi
call dword [ecx]
add esp, 4
push esi
call fcn.004b1960
add esp, 4
pop esi
ret

Function at 0x4b21d0
Capabilities:
Terminate process

Disassembly:
mov eax, dword [esp + 4]
test eax, eax
je 0x4b21f1
mov ecx, dword [eax + 0x40]
test ecx, ecx
je 0x4b21f1
mov eax, dword [eax + 0x44]
test eax, eax
je 0x4b21f1
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 0x4cf4b0
Capabilities:
Execute anti-debugging instructions

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x5cd490
push 0x50debc
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x18
push ebx
push esi
push edi
mov dword [ebp - 0x18], esp
mov dword [ebp - 4], 0
push dword [ebp + 0x10]
mov ebx, dword [ebp + 0xc]
rdtsc
mov esi, eax
mov edi, edx
call ebx
rdtsc
pop ebx
mov dword [ebp - 0x28], edx
mov dword [ebp - 0x24], eax
mov dword [ebp - 0x20], edi
mov dword [ebp - 0x1c], esi
mov dword [ebp - 4], 0xffffffff
xor esi, esi
mov edi, dword [ebp - 0x20]
push 1
push esi
push esi
mov eax, dword [ebp - 0x28]
push eax
call fcn.0050c2e0
sub eax, esi
sbb edx, edi
mov ecx, dword [ebp - 0x1c]
sub eax, ecx
sbb edx, esi
mov ecx, dword [ebp - 0x24]
add eax, ecx
adc edx, esi
mov ecx, dword [ebp - 0x10]
mov dword fs:[0], ecx
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
Function at 0x4cf660
Capabilities:
Check os version

Disassembly:
sub esp, 0xa0
push esi
mov esi, dword [sym.imp.KERNEL32.dll_GetVersionExA]
push edi
mov ecx, 0x27
xor eax, eax
lea edi, [esp + 0xc]
rep stosd dword es:[edi], eax
lea eax, [esp + 0xc]
mov dword [esp + 0xc], 0x9c
push eax
call esi
test eax, eax
jne 0x4cf6a1
lea ecx, [esp + 0xc]
mov dword [esp + 0xc], 0x94
push ecx
call esi
test eax, eax
je 0x4cf70e
cmp dword [esp + 0x1c], 2
jne 0x4cf70e
cmp dword [esp + 0x10], 5
jne 0x4cf70e
cmp dword [esp + 0x14], 1
jne 0x4cf70e
push str.kernel32
call dword [sym.imp.KERNEL32.dll_LoadLibraryA]
mov edi, eax
test edi, edi
je 0x4cf6f8
push str.IsWow64Process
push edi
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
mov esi, eax
test esi, esi
je 0x4cf6e9
lea edx, [esp + 8]
push edx
call dword [sym.imp.KERNEL32.dll_GetCurrentProcess]
push eax
call esi
jmp 0x4cf6f1
mov dword [esp + 8], 0
push edi
call dword [sym.imp.KERNEL32.dll_FreeLibrary]
mov eax, dword [esp + 8]
test eax, eax
je 0x4cf70e
pop edi
mov eax, 1
pop esi
add esp, 0xa0
ret
pop edi
xor eax, eax
pop esi
add esp, 0xa0
ret
Function at 0x4d02a0
Capabilities:
Get storage device properties

Disassembly:
mov eax, 0x2820
call fcn.0050cbd0
mov eax, dword [esp + 0x2824]
push ebx
push esi
push edi
push eax
lea ecx, [esp + 0x20]
push str..PhysicalDrive_d
push ecx
call fcn.0050dfe5
add esp, 0xc
lea edx, [esp + 0x1c]
push 0
push 0
push 3
push 0
push 3
push 0
push edx
call dword [sym.imp.KERNEL32.dll_CreateFileA]
mov esi, eax
cmp esi, 0xffffffff
je 0x4d044d
xor eax, eax
mov ecx, 0x9c4
mov dword [esp + 0x10], eax
lea edi, [esp + 0x11c]
mov dword [esp + 0x14], eax
mov ebx, dword [sym.imp.KERNEL32.dll_DeviceIoControl]
rep stosd dword es:[edi], eax
lea ecx, [esp + 0xc]
push eax
push ecx
lea edx, [esp + 0x124]
mov dword [esp + 0x20], eax
mov dword [esp + 0x18], eax
mov dword [esp + 0x1c], eax
push 0x2710
push edx
lea eax, [esp + 0x20]
push 0xc
push eax
push 0x2d1400
push esi
mov dword [esp + 0x2c], 0
call ebx
test eax, eax
je 0x4d044d
mov ecx, dword [esp + 0x283c]
mov edx, dword [esp + 0x128]
push ecx
push 0
lea eax, [esp + 0x124]
push edx
push eax
call fcn.004d0460
mov ecx, dword [esp + 0x2848]
mov edx, dword [esp + 0x13c]
push ecx
push 0
lea eax, [esp + 0x134]
push edx
push eax
call fcn.004d0460
mov ecx, dword [esp + 0x2860]
mov edx, dword [esp + 0x150]
push ecx
push 0
lea eax, [esp + 0x144]
push edx
push eax
call fcn.004d0460
mov ecx, dword [esp + 0x2864]
mov edx, dword [esp + 0x164]
push ecx
push 1
lea eax, [esp + 0x154]
push edx
push eax
call fcn.004d0460
mov ecx, dword [esp + 0x2884]
add esp, 0x40
xor eax, eax
lea edi, [esp + 0x11c]
mov dword [ecx], 1
mov ecx, 0x9c4
lea edx, [esp + 0xc]
push eax
rep stosd dword es:[edi], eax
push edx
lea eax, [esp + 0x124]
push 0x2710
push eax
push 0
push 0
push 0x700a0
push esi
call ebx
test eax, eax
je 0x4d044d
mov edi, dword [esp + 0x124]
mov edx, dword [esp + 0x2848]
mov eax, dword [esp + 0x284c]
xor ecx, ecx
cmp edi, 0xc
push esi
setne cl
inc ecx
mov dword [edx], ecx
mov ecx, dword [esp + 0x138]
mov edx, dword [esp + 0x13c]
mov dword [eax], ecx
mov dword [eax + 4], edx
call dword [sym.imp.KERNEL32.dll_CloseHandle]
pop edi
pop esi
mov eax, 1
pop ebx
add esp, 0x2820
ret
pop edi
pop esi
xor eax, eax
pop ebx
add esp, 0x2820
ret

Function at 0x4d0a60
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 0x4d0ac6
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 0x4d0ac6
push 0
call ebx
call esi
sub eax, edi
cmp eax, 0xbb8
jb 0x4d0aa7
pop edi
pop esi
pop ebp
pop ebx
add esp, 0xa0
ret
Function at 0x4d0e50
Capabilities:
Create http request

Disassembly:
push esi
mov esi, ecx
cmp dword [esi], 0
jne 0x4d0e88
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 0x4d1ab0
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 0x4d1af9
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 0x4d1f70
Capabilities:
Access peb ldr_data

Disassembly:
push 0xffffffffffffffff
push 0x53eaf0
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.004d1b20
lea eax, [esp + 4]
lea ecx, [esi + 4]
push eax
mov dword [esp + 0x18], 0
call fcn.004d1ba0
lea ecx, [esp + 4]
push ecx
lea ecx, [esi + 0x14]
call fcn.004d1ba0
lea ecx, [esi + 0xc]
call fcn.0052fa1d
lea ecx, [esi + 0x10]
call fcn.0052fa1d
push 0xffffffffffffffff
push 0
lea ecx, [esi + 0x1c]
call fcn.004d3130
push 0xffffffffffffffff
push 0
lea ecx, [esi + 0x30]
call fcn.004d3130
push 0xffffffffffffffff
push 0
lea ecx, [esi + 0x44]
call fcn.004d3130
lea ecx, [esp + 8]
mov dword [esp + 0x14], 1
call fcn.0052fa92
lea ecx, [esp + 4]
mov dword [esp + 0x14], 0xffffffff
call fcn.0052fa92
mov ecx, dword [esp + 0xc]
pop esi
mov dword fs:[0], ecx
add esp, 0x14
ret
Function at 0x4d5270
Capabilities:
Encrypt data using des

Disassembly:
sub esp, 0xf4
xor ecx, ecx
push ebx
push ebp
push esi
mov esi, dword [esp + 0x104]
push edi
xor eax, eax
mov al, byte [ecx + str.80_]
mov edx, eax
and eax, 7
sar edx, 3
mov bl, byte [eax*2 + 0x5f947c]
mov dl, byte [edx + esi]
test bl, dl
setne al
mov byte [esp + ecx + 0x4c], al
inc ecx
cmp ecx, 0x38
jl 0x4d5283
mov eax, 0x1e
xor edx, edx
mov dword [esp + 0x10], eax
cmp dword [esp + 0x10c], 1
je 0x4d52c4
lea eax, [edx + edx]
lea edi, [esp + eax*4 + 0x88]
lea ebp, [esp + eax*4 + 0x84]
xor eax, eax
xor ecx, ecx
mov cl, byte [edx + 0x5f9524]
mov dword [edi], 0
mov dword [ebp], 0
mov esi, ecx
cmp ecx, 0x1c
jge 0x4d52f6
mov bl, byte [esp + ecx + 0x4c]
jmp 0x4d52fa
mov bl, byte [esp + ecx + 0x30]
mov byte [esp + eax + 0x14], bl
inc eax
inc ecx
cmp eax, 0x1c
jl 0x4d52eb
mov eax, 0x1c
lea ecx, [esi + 0x1c]
cmp ecx, 0x38
jge 0x4d5318
mov bl, byte [esp + ecx + 0x4c]
jmp 0x4d531c
mov bl, byte [esp + ecx + 0x30]
mov byte [esp + eax + 0x14], bl
inc eax
inc ecx
cmp eax, 0x38
jl 0x4d530d
xor ecx, ecx
mov eax, 0x5f948c
xor ebx, ebx
mov bl, byte [ecx + 0x5f9534]
cmp byte [esp + ebx + 0x14], 0
je 0x4d5347
mov esi, dword [eax]
mov ebx, dword [ebp]
or ebx, esi
mov dword [ebp], ebx
xor ebx, ebx
mov bl, byte [ecx + 0x5f954c]
cmp byte [esp + ebx + 0x14], 0
je 0x4d535e
mov esi, dword [eax]
mov ebx, dword [edi]
or ebx, esi
mov dword [edi], ebx
add eax, 4
inc ecx
cmp eax, str.80_
jl 0x4d532e
mov eax, dword [esp + 0x10]
inc edx
sub eax, 2
cmp eax, 0xfffffffe
mov dword [esp + 0x10], eax
jg 0x4d52b7
lea edx, [esp + 0x84]
push edx
call fcn.004d53a0
add esp, 4
pop edi
pop esi
pop ebp
pop ebx
add esp, 0xf4
ret
Function at 0x4d8a60
Capabilities:
Access peb ldr_data

Disassembly:
push 0xffffffffffffffff
push 0x53ed98
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x14
mov al, byte [esp + 0x28]
push ebx
xor ebx, ebx
push esi
push ebx
lea ecx, [esp + 0x10]
mov dword [esp + 0xc], ebx
mov byte [esp + 0x10], al
call fcn.004d8440
mov eax, dword [esp + 0x30]
mov dword [esp + 0x24], ebx
mov ecx, dword [eax + 4]
cmp ecx, ebx
jne 0x4d8aa5
xor eax, eax
jmp 0x4d8aaa
mov eax, dword [eax + 8]
add eax, ecx
mov edx, dword [esp + 0x3c]
push edx
mov edx, dword [esp + 0x3c]
push edx
mov edx, dword [esp + 0x3c]
push edx
push eax
push ecx
lea eax, [esp + 0x20]
lea ecx, [esp + 0x44]
push eax
push ecx
call fcn.004d9090
mov esi, dword [esp + 0x48]
mov dl, byte [esp + 0x28]
add esp, 0x1c
lea ecx, [esp + 0xc]
mov byte [esi], dl
mov dword [esi + 4], ebx
mov dword [esi + 8], ebx
mov dword [esi + 0xc], ebx
mov eax, dword [0x5ce1c4]
push eax
push ebx
push ecx
mov ecx, esi
call fcn.004d81c0
mov ecx, dword [esp + 0x10]
cmp ecx, ebx
je 0x4d8b28
mov al, byte [ecx - 1]
cmp al, bl
je 0x4d8b1e
cmp al, 0xff
je 0x4d8b1e
dec al
mov byte [ecx - 1], al
mov eax, esi
pop esi
pop ebx
mov ecx, dword [esp + 0x14]
mov dword fs:[0], ecx
add esp, 0x20
ret
dec ecx
push ecx
call fcn.0052f7fc
add esp, 4
mov ecx, dword [esp + 0x1c]
mov eax, esi
pop esi
pop ebx
mov dword fs:[0], ecx
add esp, 0x20
ret

Function at 0x4de450
Capabilities:
Access peb ldr_data
Get ntdll base address

Disassembly:
push 0xffffffffffffffff
push 0x53ef38
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x2c
mov eax, dword [esp + 0x40]
push ebx
push esi
lea ecx, [esp + 8]
push eax
push ecx
mov ecx, dword [esp + 0x4c]
call fcn.004de770
mov esi, eax
lea edx, [esp + 0x48]
xor ebx, ebx
push edx
lea ecx, [esp + 0x1c]
mov dword [esp + 0x40], ebx
mov dword [esp + 0x4c], 0x64b504
call fcn.0050e537
mov ecx, dword [0x5ce1c4]
mov al, byte [esi]
push ecx
push ebx
push esi
lea ecx, [esp + 0x30]
mov byte [esp + 0x48], 1
mov byte [esp + 0x30], al
mov dword [esp + 0x34], ebx
mov dword [esp + 0x38], ebx
mov dword [esp + 0x3c], ebx
call fcn.004d81c0
mov esi, 0x5ce22c
mov dword [esp + 0x18], esi
mov eax, dword [esp + 0xc]
mov byte [esp + 0x3c], 3
cmp eax, ebx
je 0x4de4f7
lea ecx, [eax - 1]
mov al, byte [eax - 1]
cmp al, bl
je 0x4de4ee
cmp al, 0xff
je 0x4de4ee
dec al
mov byte [ecx], al
jmp 0x4de4f7
push ecx
call fcn.0052f7fc
add esp, 4
lea ecx, [esp + 0x18]
mov dword [esp + 0xc], ebx
mov dword [esp + 0x10], ebx
mov dword [esp + 0x14], ebx
call fcn.0052bbe0
mov eax, dword [esp + 0x28]
mov dword [esp + 0x3c], 0xffffffff
cmp eax, ebx
mov dword [esp + 0x18], esi
je 0x4de53d
lea ecx, [eax - 1]
mov al, byte [eax - 1]
cmp al, bl
je 0x4de534
cmp al, 0xff
je 0x4de534
dec al
mov byte [ecx], al
jmp 0x4de53d
push ecx
call fcn.0052f7fc
add esp, 4
lea ecx, [esp + 0x18]
mov dword [esp + 0x28], ebx
mov dword [esp + 0x2c], ebx
mov dword [esp + 0x30], ebx
call fcn.0050e5be
mov ecx, dword [esp + 0x34]
pop esi
pop ebx
mov dword fs:[0], ecx
add esp, 0x38
ret
Function at 0x4e41f0
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push ecx
mov eax, dword [0x64b618]
xor edx, edx
cmp eax, edx
jne 0x4e4216
xor eax, eax
mov byte [eax + 0x64b518], al
inc eax
cmp eax, 0x100
jl 0x4e41fe
mov dword [0x64b618], 1
mov eax, dword [esp + 0xc]
push ebx
mov ebx, dword [esp + 0x14]
push esi
push edi
mov ecx, 0x40
mov esi, 0x64b518
mov edi, ebx
rep movsd dword es:[edi], dword [esi]
cmp eax, edx
mov byte [ebx + 0x100], dl
mov byte [ebx + 0x101], dl
jle 0x4e42a7
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 0x4e427a
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 0x4e4248
pop ebp
pop edi
pop esi
pop ebx
pop ecx
ret

Function at 0x4e4320
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 0x4e4373
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 0x4e435a
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 0x4ead20
Capabilities:
Access peb ldr_data

Disassembly:
push 0xffffffffffffffff
push 0x53f1de
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.004eb640
push 0x10
mov dword [esp + 0x18], 0
mov dword [edi], 0x5ce45c
call fcn.0052f7d3
mov esi, eax
add esp, 4
mov dword [esp + 0x20], esi
mov al, 1
test esi, esi
mov byte [esp + 0x14], al
je 0x4eadb3
push 4
mov byte [esi + 8], al
mov dword [esi], 0
mov dword [esi + 4], 0
call fcn.0052f7d3
add esp, 4
mov dword [esp + 0x1c], eax
test eax, eax
mov byte [esp + 0x14], 2
je 0x4eadac
push 0
mov ecx, eax
call fcn.004e1e40
mov dword [esi + 0xc], eax
jmp 0x4eadb5
xor eax, eax
mov dword [esi + 0xc], eax
jmp 0x4eadb5
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 0x4fbdfc
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x14
mov eax, dword [ebp + 0x14]
mov edx, dword [ebp + 0xc]
push edi
mov edi, dword [ebp + 0x18]
imul eax, edi
add eax, edx
cmp edx, eax
mov dword [ebp - 0x14], eax
jae 0x4fbf1d
mov eax, dword [ebp + 0x10]
lea eax, [edx + eax*4]
push ebx
push esi
mov dword [ebp + 0x14], eax
mov esi, 0xffc03fc0
mov eax, 0xff00ff
cmp edx, dword [ebp + 0x14]
mov ecx, dword [ebp + 8]
mov dword [ebp - 4], ecx
jae 0x4fbf01
mov ebx, dword [ebp + 0x14]
sub ebx, edx
dec ebx
shr ebx, 3
lea ecx, [edx + 4]
inc ebx
mov dword [ebp - 0xc], ecx
mov dword [ebp - 0x10], ebx
mov edx, dword [ecx + edi]
mov edi, dword [edi + ecx - 4]
mov dword [ebp - 8], edi
shr edi, 2
and edi, esi
mov dword [ebp + 0x10], edx
mov edx, dword [ecx]
mov ecx, dword [ecx - 4]
mov ebx, ecx
shr ebx, 2
and ebx, esi
add ebx, edi
mov edi, dword [ebp + 0x10]
shr edi, 2
and edi, esi
add ebx, edi
mov edi, edx
shr edi, 2
and edi, esi
lea ebx, [ebx + edi - 0x7fff80]
mov edi, dword [ebp - 8]
and edi, eax
mov esi, ecx
and esi, eax
add esi, edi
mov edi, dword [ebp + 0x10]
and edi, eax
add esi, edi
mov edi, edx
and edi, eax
lea esi, [esi + edi + 0x20002]
mov edi, dword [ebp - 8]
shr ecx, 2
shr esi, 2
xor ebx, esi
shr edi, 2
mov esi, 0x3fc03fc0
and ecx, esi
and edi, esi
add ecx, edi
mov edi, dword [ebp + 0x10]
shr edi, 2
and edi, esi
add ecx, edi
mov edi, dword [ebp + 0x18]
shr edx, 2
and edx, esi
lea ecx, [ecx + edx + 0x800080]
and ebx, eax
xor ebx, ecx
mov ecx, dword [ebp - 4]
add dword [ebp - 4], 4
mov dword [ecx], ebx
mov ecx, dword [ebp - 0xc]
add ecx, 8
dec dword [ebp - 0x10]
mov dword [ebp - 0xc], ecx
mov esi, 0xffc03fc0
jne 0x4fbe53
mov edx, dword [ebp + 0xc]
mov ecx, dword [ebp + 0x1c]
add dword [ebp + 8], ecx
lea ecx, [edi + edi]
add dword [ebp + 0x14], ecx
add edx, ecx
cmp edx, dword [ebp - 0x14]
mov dword [ebp + 0xc], edx
jb 0x4fbe31
pop esi
pop ebx
xor eax, eax
pop edi
leave
ret 0x18

Function at 0x4fc965
Capabilities:
Query or enumerate registry value

Disassembly:
push ebp
mov ebp, esp
push ecx
and dword [ebp - 4], 0
lea eax, [ebp - 4]
push eax
push str.SoftwareMicrosoftDirect3D
push closesocket
call dword [sym.imp.ADVAPI32.dll_RegOpenKeyA]
test eax, eax
jne 0x4fc9bc
push esi
lea eax, [ebp + 0x14]
push eax
push dword [ebp + 0x10]
lea eax, [ebp + 0x10]
push eax
push 0
push dword [ebp + 0xc]
push dword [ebp - 4]
call dword [sym.imp.ADVAPI32.dll_RegQueryValueExA]
push dword [ebp - 4]
mov esi, eax
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
test esi, esi
pop esi
jne 0x4fc9bc
mov eax, dword [ebp + 0x10]
cmp eax, dword [ebp + 8]
jne 0x4fc9bc
xor eax, eax
inc eax
jmp 0x4fc9be
xor eax, eax
leave
ret 0x10