Function at 0x4950c0
Capabilities:
Check mutex on windows
Packed with generic packer
Query environment variable
Set environment variable

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x4c7e4a
mov eax, dword fs:[0]
push eax
sub esp, 0x7f8
mov eax, dword [0x4ed310]
xor eax, ebp
mov dword [ebp - 0x18], eax
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov byte [ebp - 0xd], 1
call fcn.0048f940
mov eax, dword [sym.imp.KERNEL32.dll_CreateThread]
mov dword [ebp - 0x14], eax
mov ecx, dword [ebp - 0x14]
add ecx, 1
mov dword [ebp - 0x14], ecx
mov edx, dword [sym.imp.USER32.dll_LoadStringA]
mov dword [ebp - 0x14], edx
mov eax, dword [ebp - 0x14]
add eax, 1
mov dword [ebp - 0x14], eax
mov ecx, dword [sym.imp.USER32.dll_LoadStringW]
mov dword [ebp - 0x14], ecx
mov edx, dword [ebp - 0x14]
add edx, 1
mov dword [ebp - 0x14], edx
push 0x493e20
call fcn.004b6ee8
add esp, 4
mov eax, dword [0x4ec580]
xor eax, dword [0x4ec52c]
push eax
call dword [sym.imp.KERNEL32.dll_GetCurrentProcessId]
push eax
push 0x4ef0c0
lea ecx, [ebp - 0x124]
push ecx
call fcn.004b6e63
add esp, 0x10
lea edx, [ebp - 0x124]
push edx
push 0
push 0x1f0001
call dword [sym.imp.KERNEL32.dll_OpenMutexA]
test eax, eax
je 0x495179
mov byte [ebp - 0xd], 0
movzx eax, byte [ebp - 0xd]
test eax, eax
je 0x49531a
mov ecx, dword [0x4ec584]
xor ecx, dword [0x4ec56c]
xor ecx, dword [0x4ec560]
and ecx, 0x20
je 0x49531a
mov edx, dword [0x4ec540]
xor edx, dword [0x4ec578]
xor edx, dword [0x4ec580]
push edx
push 0x4ef0b8
lea eax, [ebp - 0x124]
push eax
call fcn.004b6e63
add esp, 0xc
lea ecx, [ebp - 0x124]
push ecx
push 0
push 0
call dword [sym.imp.KERNEL32.dll_CreateMutexA]
mov dword [ebp - 0x12c], eax
cmp dword [ebp - 0x12c], 0
je 0x49531a
call dword [sym.imp.KERNEL32.dll_GetLastError]
cmp eax, 0xb7
jne 0x49531a
push 0x7530
mov edx, dword [ebp - 0x12c]
push edx
call dword [sym.imp.KERNEL32.dll_WaitForSingleObject]
mov dword [ebp - 0x130], eax
cmp dword [ebp - 0x130], 0
je 0x49522d
cmp dword [ebp - 0x130], 0x80
jne 0x495310
mov eax, dword [0x4ec540]
xor eax, dword [0x4ec578]
xor eax, dword [0x4ec580]
push eax
push 0x4ef0b0
lea ecx, [ebp - 0x124]
push ecx
call fcn.004b6e63
add esp, 0xc
mov dword [ebp - 0x138], 0
jmp 0x49526e
mov edx, dword [ebp - 0x138]
add edx, 1
mov dword [ebp - 0x138], edx
cmp dword [ebp - 0x138], 0x12c
jge 0x4952a7
lea eax, [ebp - 0x124]
push eax
push 0x4ef0a4
call dword [sym.imp.USER32.dll_FindWindowA]
mov dword [ebp - 0x134], eax
cmp dword [ebp - 0x134], 0
je 0x49529d
jmp 0x4952a7
push 0x64
call dword [sym.imp.KERNEL32.dll_Sleep]
jmp 0x49525f
cmp dword [ebp - 0x134], 0
je 0x495303
mov ecx, dword [0x4ec540]
xor ecx, dword [0x4ec578]
xor ecx, dword [0x4ec580]
mov dword [ebp - 0x144], ecx
mov edx, dword [0x4fc120]
push edx
call fcn.004b6390
add esp, 4
add eax, 1
mov dword [ebp - 0x140], eax
mov eax, dword [0x4fc120]
mov dword [ebp - 0x13c], eax
lea ecx, [ebp - 0x144]
push ecx
push 0
push 0x4a
mov edx, dword [ebp - 0x134]
push edx
call dword [sym.imp.USER32.dll_SendMessageA]
mov eax, dword [ebp - 0x12c]
push eax
call dword [sym.imp.KERNEL32.dll_ReleaseMutex]
mov eax, 1
jmp 0x495977
push 1
call fcn.00495990
add esp, 4
movzx ecx, byte [ebp - 0xd]
test ecx, ecx
je 0x495686
mov edx, dword [0x4ec584]
xor edx, dword [0x4ec56c]
xor edx, dword [0x4ec560]
and edx, 0x40
jne 0x495686
push 0x200
lea eax, [ebp - 0x344]
push eax
push 0x4ef09c
call dword [sym.imp.KERNEL32.dll_GetEnvironmentVariableA]
test eax, eax
jne 0x495686
push 0xc8
push 0x23
lea ecx, [ebp - 0x344]
push ecx
call fcn.004b3f40
add esp, 0xc
mov byte [ebp - 0x27c], 0
mov dword [ebp - 0x448], 1
jmp 0x4953a2
mov edx, dword [ebp - 0x448]
add edx, 1
mov dword [ebp - 0x448], edx
cmp dword [ebp - 0x448], 0x40
jg 0x4953dc
mov eax, dword [ebp - 0x448]
push eax
push 0x4ef094
lea ecx, [ebp - 0x444]
push ecx
call fcn.004b6e63
add esp, 0xc
lea edx, [ebp - 0x344]
push edx
lea eax, [ebp - 0x444]
push eax
call dword [sym.imp.KERNEL32.dll_SetEnvironmentVariableA]
jmp 0x495393
mov ecx, dword [0x4ec584]
xor ecx, dword [0x4ec56c]
xor ecx, dword [0x4ec560]
and ecx, 0x10
jne 0x495686
lea edx, [ebp - 0x624]
push edx
call fcn.004a6640
add esp, 4
mov dword [ebp - 4], 0
lea eax, [ebp - 0x708]
push eax
call fcn.0049ce90
add esp, 4
mov dword [ebp - 0x7f8], eax
mov ecx, dword [ebp - 0x7f8]
mov dword [ebp - 0x7fc], ecx
mov byte [ebp - 4], 1
mov edx, dword [ebp - 0x7fc]
push edx
lea ecx, [ebp - 0x4ac]
call fcn.004a3c60
mov byte [ebp - 4], 3
lea ecx, [ebp - 0x708]
call fcn.0048fe90
cmp dword [0x4fc118], 1
jne 0x495488
cmp dword [ebp - 0x618], 0
jne 0x495488
lea ecx, [ebp - 0x4ac]
call fcn.004a4dd0
movzx eax, al
test eax, eax
jne 0x495488
lea ecx, [ebp - 0x4ac]
call fcn.004a4cd0
mov dword [ebp - 0x618], eax
push 0
lea ecx, [ebp - 0x644]
push ecx
call fcn.004a5c60
add esp, 8
mov byte [ebp - 4], 4
lea ecx, [ebp - 0x644]
call fcn.00495e30
movzx edx, al
test edx, edx
je 0x4954f4
mov dword [ebp - 0x70c], 0
mov byte [ebp - 4], 3
lea ecx, [ebp - 0x644]
call fcn.0048fe90
mov byte [ebp - 4], 0
lea ecx, [ebp - 0x4ac]
call fcn.0048f870
mov dword [ebp - 4], 0xffffffff
lea ecx, [ebp - 0x624]
call fcn.00495c90
mov eax, dword [ebp - 0x70c]
jmp 0x495977
lea eax, [ebp - 0x78c]
push eax
call fcn.004a6810
add esp, 4
mov dword [ebp - 0x800], eax
mov ecx, dword [ebp - 0x800]
mov dword [ebp - 0x804], ecx
mov byte [ebp - 4], 5
mov edx, dword [ebp - 0x804]
push edx
lea ecx, [ebp - 0x770]
call fcn.00495c10
mov byte [ebp - 4], 6
lea ecx, [ebp - 0x644]
call fcn.00495e10
push eax
lea ecx, [ebp - 0x7ec]
call fcn.00495c10
mov byte [ebp - 4], 7
lea eax, [ebp - 0x4bc]
push eax
lea ecx, [ebp - 0x624]
push ecx
push 0x4fc8f0
push 0x4fc8f0
push 0
push 0
push 0
push 0
lea edx, [ebp - 0x770]
push edx
lea eax, [ebp - 0x7ec]
push eax
call fcn.004a5fc0
add esp, 0x28
neg eax
sbb eax, eax
add eax, 1
mov byte [ebp - 0x70d], al
mov byte [ebp - 4], 6
lea ecx, [ebp - 0x7ec]
call fcn.0048f870
mov byte [ebp - 4], 5
lea ecx, [ebp - 0x770]
call fcn.0048f870
mov byte [ebp - 4], 4
lea ecx, [ebp - 0x78c]
call fcn.00495d50
movzx ecx, byte [ebp - 0x70d]
test ecx, ecx
je 0x49562f
mov dword [0x4fc358], 6
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
push 0x4ef074
push 0x4fc360
call fcn.004b6e63
add esp, 0xc
mov dword [ebp - 0x7f0], 0
mov byte [ebp - 4], 3
lea ecx, [ebp - 0x644]
call fcn.0048fe90
mov byte [ebp - 4], 0
lea ecx, [ebp - 0x4ac]
call fcn.0048f870
mov dword [ebp - 4], 0xffffffff
lea ecx, [ebp - 0x624]
call fcn.00495c90
mov eax, dword [ebp - 0x7f0]
jmp 0x495977
push 0x2710
mov edx, dword [ebp - 0x4bc]
push edx
call dword [sym.imp.USER32.dll_WaitForInputIdle]
mov dword [ebp - 0x7f4], 1
mov byte [ebp - 4], 3
lea ecx, [ebp - 0x644]
call fcn.0048fe90
mov byte [ebp - 4], 0
lea ecx, [ebp - 0x4ac]
call fcn.0048f870
mov dword [ebp - 4], 0xffffffff
lea ecx, [ebp - 0x624]
call fcn.00495c90
mov eax, dword [ebp - 0x7f4]
jmp 0x495977
mov eax, dword [0x4ec584]
xor eax, dword [0x4ec56c]
xor eax, dword [0x4ec560]
and eax, 0x10
je 0x4958e4
mov ecx, dword [0x4ec580]
xor ecx, dword [0x4ec52c]
push ecx
call dword [sym.imp.KERNEL32.dll_GetCurrentProcessId]
push eax
push 0x4ef0c0
lea edx, [ebp - 0x124]
push edx
call fcn.004b6e63
add esp, 0x10
lea eax, [ebp - 0x124]
push eax
push 0
push 0x1f0001
call dword [sym.imp.KERNEL32.dll_OpenMutexA]
test eax, eax
jne 0x4958e2
push 1
call dword [sym.imp.KERNEL32.dll_GetCurrentThread]
push eax
call dword [sym.imp.KERNEL32.dll_SetThreadPriority]
mov byte [ebp - 0x645], 0
push 0x4ef068
call dword [sym.imp.KERNEL32.dll_LoadLibraryA]
mov dword [ebp - 0x64c], eax
cmp dword [ebp - 0x64c], 0
je 0x495746
push 0x4ef054
mov ecx, dword [ebp - 0x64c]
push ecx
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
mov dword [ebp - 0x6e8], eax
cmp dword [ebp - 0x6e8], 0
je 0x495746
call dword [ebp - 0x6e8]
test eax, eax
je 0x495746
mov byte [ebp - 0x645], 1
mov dword [ebp - 0x6e4], 0x94
lea edx, [ebp - 0x6e4]
push edx
call dword [sym.imp.KERNEL32.dll_GetVersionExA]
cmp dword [ebp - 0x6d4], 2
jne 0x4957c7
push ecx
bswap ecx
not ecx
push eax
not eax
mov eax, 0x6c65696d
xchg ecx, eax
mov ecx, 0xdeadc0de
xchg ecx, eax
not eax
pop eax
not ecx
pop ecx
pushfd
pushal
xor ebx, ebx
je 0x495789
add ebp, ebx
and ch, bl
jmp 0x4957aa
xor ebx, ebx
je 0x49578d
jmp 0x49579c
mov ecx, 0x34f9c987
nop
stc
je 0x4957a0
jmp 0x4957d0
xor eax, eax
je 0x495792
mov eax, 0x4840c987
test eax, eax
jne 0x495786
jmp 0x92aff50f
popal
popfd
xchg dx, ax
xchg dx, ax
mov eax, eax
mov eax, dword fs:[0x30]
movzx eax, byte [eax + 2]
or al, al
jne 0x4957de
jmp 0x49584f
jo 0x4957d0
jl 0x4957ce
jmp 0x4957d2
je 0x4957cb
jmp 0x4957cb
mov eax, dword fs:[0x20]
or eax, eax
jne 0x4957de
jmp 0x49584f
pushal
xor eax, eax
jne 0x4957e5
jmp 0x4957fa
jmp 0x49581a
xor eax, eax
jne 0x495802
jp 0x4957f8
jo 0x4957fc
jmp 0x4957fd
jb 0x495801
jns 0x4957e6
call dword [0x74097900]
invalid
jns 0x495803
je 0x4957ec
jmp 0x495785
xchg ebx, ebx
jp 0x4957f1
mov al, byte [0x5c66133]
inc esp
ror dword [edi], 1
xor esp, dword [ecx - 0x3a]
add eax, 0x4fc144
add dword [eax - 9], edx
ror byte [edi], 1
enter 0x7358, 0
popal
mov byte [0x4fc144], 1
push eax
not eax
bswap eax
pop eax
jae 0x495813
pushfd
pushal
jmp 0x495842
sub edx, edx
jo 0x495828
jmp 0x495839
xor ecx, ecx
je 0x495820
jmp 0x495832
stc
xor ecx, 3
je 0x4957b8
jmp 0x49582f
jmp 0x49583d
jae 0x49582b
sbb bl, bl
sbb bl, bl
xor ebx, ebx
jmp 0x495822
jmp 0x49581c
sbb al, 0xdb
jmp 0x495845
jmp 0x495816
popal
popfd
bswap eax
not ecx
bswap eax
not ecx
movzx eax, byte [ebp - 0x645]
test eax, eax
je 0x495888
call dword [sym.imp.KERNEL32.dll_GetCurrentProcessId]
push eax
push 0x4ef04c
lea ecx, [ebp - 0x124]
push ecx
call fcn.004b6e63
add esp, 0xc
lea edx, [ebp - 0x124]
push edx
push 0
push 0
call dword [sym.imp.KERNEL32.dll_CreateMutexA]
jmp 0x4958e2
cmp dword [0x4fc118], 0
sete al
push eax
call fcn.004a15a0
add esp, 4
movzx ecx, al
test ecx, ecx
jne 0x4958ce
mov dword [0x4fc358], 6
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
push 0x4ef03c
push 0x4fc360
call fcn.004b6e63
add esp, 0xc
xor eax, eax
jmp 0x495977
push 0
call fcn.00495990
add esp, 4
mov eax, 1
jmp 0x495977
jmp 0x495900
mov edx, dword [0x4ec4f8]
xor edx, dword [0x4ec56c]
xor edx, dword [0x4ec560]
and edx, 2
je 0x495900
call fcn.0048e990
call fcn.00493e50
mov dword [ebp - 0x128], eax
push 0
call fcn.00495990
add esp, 4
push 0
call fcn.004b6ee8
add esp, 4
cmp dword [ebp - 0x128], 1
jne 0x49593c
push 0x4fc118
call dword [0x4fc140]
add esp, 4
mov dword [ebp - 0x128], eax
push 0x493e20
call fcn.004b6ee8
add esp, 4
cmp dword [0x4fc13c], 0
je 0x495958
call dword [0x4fc13c]
cmp dword [0x4fc350], 0
je 0x495971
push 0
push 0
mov eax, dword [0x4fc34c]
push eax
call dword [0x4fc350]
mov eax, dword [ebp - 0x128]
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
mov ecx, dword [ebp - 0x18]
xor ecx, ebp
call fcn.004b4695
mov esp, ebp
pop ebp
ret