Function at 0x49f7e0
Capabilities:
Check mutex on windows
Packed with generic packer
Query environment variable
Set environment variable

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x4d2b1c
mov eax, dword fs:[0]
push eax
sub esp, 0x7f8
mov eax, dword [0x4f92e0]
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.00499d10
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 0x49e1b0
call fcn.004c1c34
add esp, 4
mov eax, dword [0x4f8520]
xor eax, dword [0x4f84b8]
push eax
call dword [sym.imp.KERNEL32.dll_GetCurrentProcessId]
push eax
push 0x4fb014
lea ecx, [ebp - 0x124]
push ecx
call fcn.004c1baf
add esp, 0x10
lea edx, [ebp - 0x124]
push edx
push 0
push 0x1f0001
call dword [sym.imp.KERNEL32.dll_OpenMutexA]
test eax, eax
je 0x49f899
mov byte [ebp - 0xd], 0
movzx eax, byte [ebp - 0xd]
test eax, eax
je 0x49fa3a
mov ecx, dword [0x4f84f0]
xor ecx, dword [0x4f8524]
xor ecx, dword [0x4f84e0]
and ecx, 0x20
je 0x49fa3a
mov edx, dword [0x4f84c0]
xor edx, dword [0x4f851c]
xor edx, dword [0x4f8520]
push edx
push 0x4fb00c
lea eax, [ebp - 0x124]
push eax
call fcn.004c1baf
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 0x49fa3a
call dword [sym.imp.KERNEL32.dll_GetLastError]
cmp eax, 0xb7
jne 0x49fa3a
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 0x49f94d
cmp dword [ebp - 0x130], 0x80
jne 0x49fa30
mov eax, dword [0x4f84c0]
xor eax, dword [0x4f851c]
xor eax, dword [0x4f8520]
push eax
push 0x4fb004
lea ecx, [ebp - 0x124]
push ecx
call fcn.004c1baf
add esp, 0xc
mov dword [ebp - 0x138], 0
jmp 0x49f98e
mov edx, dword [ebp - 0x138]
add edx, 1
mov dword [ebp - 0x138], edx
cmp dword [ebp - 0x138], 0x12c
jge 0x49f9c7
lea eax, [ebp - 0x124]
push eax
push 0x4faff8
call dword [sym.imp.USER32.dll_FindWindowA]
mov dword [ebp - 0x134], eax
cmp dword [ebp - 0x134], 0
je 0x49f9bd
jmp 0x49f9c7
push 0x64
call dword [sym.imp.KERNEL32.dll_Sleep]
jmp 0x49f97f
cmp dword [ebp - 0x134], 0
je 0x49fa23
mov ecx, dword [0x4f84c0]
xor ecx, dword [0x4f851c]
xor ecx, dword [0x4f8520]
mov dword [ebp - 0x144], ecx
mov edx, dword [0x508080]
push edx
call fcn.004c0fc0
add esp, 4
add eax, 1
mov dword [ebp - 0x140], eax
mov eax, dword [0x508080]
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 0x4a0097
push 1
call fcn.004a00b0
add esp, 4
movzx ecx, byte [ebp - 0xd]
test ecx, ecx
je 0x49fda6
mov edx, dword [0x4f84f0]
xor edx, dword [0x4f8524]
xor edx, dword [0x4f84e0]
and edx, 0x40
jne 0x49fda6
push 0x200
lea eax, [ebp - 0x344]
push eax
push 0x4faff0
call dword [sym.imp.KERNEL32.dll_GetEnvironmentVariableA]
test eax, eax
jne 0x49fda6
push 0xc8
push 0x23
lea ecx, [ebp - 0x344]
push ecx
call fcn.004beb70
add esp, 0xc
mov byte [ebp - 0x27c], 0
mov dword [ebp - 0x448], 1
jmp 0x49fac2
mov edx, dword [ebp - 0x448]
add edx, 1
mov dword [ebp - 0x448], edx
cmp dword [ebp - 0x448], 0x40
jg 0x49fafc
mov eax, dword [ebp - 0x448]
push eax
push 0x4fafe8
lea ecx, [ebp - 0x444]
push ecx
call fcn.004c1baf
add esp, 0xc
lea edx, [ebp - 0x344]
push edx
lea eax, [ebp - 0x444]
push eax
call dword [sym.imp.KERNEL32.dll_SetEnvironmentVariableA]
jmp 0x49fab3
mov ecx, dword [0x4f84f0]
xor ecx, dword [0x4f8524]
xor ecx, dword [0x4f84e0]
and ecx, 0x10
jne 0x49fda6
lea edx, [ebp - 0x624]
push edx
call fcn.004b12a0
add esp, 4
mov dword [ebp - 4], 0
lea eax, [ebp - 0x708]
push eax
call fcn.004a7af0
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.004ae880
mov byte [ebp - 4], 3
lea ecx, [ebp - 0x708]
call fcn.0049a260
cmp dword [0x508078], 1
jne 0x49fba8
cmp dword [ebp - 0x618], 0
jne 0x49fba8
lea ecx, [ebp - 0x4ac]
call fcn.004afa30
movzx eax, al
test eax, eax
jne 0x49fba8
lea ecx, [ebp - 0x4ac]
call fcn.004af930
mov dword [ebp - 0x618], eax
push 0
lea ecx, [ebp - 0x644]
push ecx
call fcn.004b08c0
add esp, 8
mov byte [ebp - 4], 4
lea ecx, [ebp - 0x644]
call fcn.004a0660
movzx edx, al
test edx, edx
je 0x49fc14
mov dword [ebp - 0x70c], 0
mov byte [ebp - 4], 3
lea ecx, [ebp - 0x644]
call fcn.0049a260
mov byte [ebp - 4], 0
lea ecx, [ebp - 0x4ac]
call fcn.00499c40
mov dword [ebp - 4], 0xffffffff
lea ecx, [ebp - 0x624]
call fcn.004a03d0
mov eax, dword [ebp - 0x70c]
jmp 0x4a0097
lea eax, [ebp - 0x78c]
push eax
call fcn.004b1470
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.004a0350
mov byte [ebp - 4], 6
lea ecx, [ebp - 0x644]
call fcn.004a0640
push eax
lea ecx, [ebp - 0x7ec]
call fcn.004a0350
mov byte [ebp - 4], 7
lea eax, [ebp - 0x4bc]
push eax
lea ecx, [ebp - 0x624]
push ecx
push 0x508748
push 0x508748
push 0
push 0
push 0
push 0
lea edx, [ebp - 0x770]
push edx
lea eax, [ebp - 0x7ec]
push eax
call fcn.004b0c20
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.00499c40
mov byte [ebp - 4], 5
lea ecx, [ebp - 0x770]
call fcn.00499c40
mov byte [ebp - 4], 4
lea ecx, [ebp - 0x78c]
call fcn.004a0580
movzx ecx, byte [ebp - 0x70d]
test ecx, ecx
je 0x49fd4f
mov dword [0x5082b8], 6
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
push 0x4fafc8
push 0x5082c0
call fcn.004c1baf
add esp, 0xc
mov dword [ebp - 0x7f0], 0
mov byte [ebp - 4], 3
lea ecx, [ebp - 0x644]
call fcn.0049a260
mov byte [ebp - 4], 0
lea ecx, [ebp - 0x4ac]
call fcn.00499c40
mov dword [ebp - 4], 0xffffffff
lea ecx, [ebp - 0x624]
call fcn.004a03d0
mov eax, dword [ebp - 0x7f0]
jmp 0x4a0097
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.0049a260
mov byte [ebp - 4], 0
lea ecx, [ebp - 0x4ac]
call fcn.00499c40
mov dword [ebp - 4], 0xffffffff
lea ecx, [ebp - 0x624]
call fcn.004a03d0
mov eax, dword [ebp - 0x7f4]
jmp 0x4a0097
mov eax, dword [0x4f84f0]
xor eax, dword [0x4f8524]
xor eax, dword [0x4f84e0]
and eax, 0x10
je 0x4a0004
mov ecx, dword [0x4f8520]
xor ecx, dword [0x4f84b8]
push ecx
call dword [sym.imp.KERNEL32.dll_GetCurrentProcessId]
push eax
push 0x4fb014
lea edx, [ebp - 0x124]
push edx
call fcn.004c1baf
add esp, 0x10
lea eax, [ebp - 0x124]
push eax
push 0
push 0x1f0001
call dword [sym.imp.KERNEL32.dll_OpenMutexA]
test eax, eax
jne 0x4a0002
push 1
call dword [sym.imp.KERNEL32.dll_GetCurrentThread]
push eax
call dword [sym.imp.KERNEL32.dll_SetThreadPriority]
mov byte [ebp - 0x645], 0
push 0x4fafbc
call dword [sym.imp.KERNEL32.dll_LoadLibraryA]
mov dword [ebp - 0x64c], eax
cmp dword [ebp - 0x64c], 0
je 0x49fe66
push 0x4fafa8
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 0x49fe66
call dword [ebp - 0x6e8]
test eax, eax
je 0x49fe66
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 0x49fee7
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 0x49fea9
add ebp, ebx
and ch, bl
jmp 0x49feca
xor ebx, ebx
je 0x49fead
jmp 0x49febc
mov ecx, 0x34f9c987
nop
stc
je 0x49fec0
jmp 0x49fef0
xor eax, eax
je 0x49feb2
mov eax, 0x4840c987
test eax, eax
jne 0x49fea6
jmp 0x92b09c2f
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 0x49fefe
jmp 0x49ff6f
jo 0x49fef0
jl 0x49feee
jmp 0x49fef2
je 0x49feeb
jmp 0x49feeb
mov eax, dword fs:[0x20]
or eax, eax
jne 0x49fefe
jmp 0x49ff6f
pushal
xor eax, eax
jne 0x49ff05
jmp 0x49ff1a
jmp 0x49ff3a
xor eax, eax
jne 0x49ff22
jp 0x49ff18
jo 0x49ff1c
jmp 0x49ff1d
jb 0x49ff21
jns 0x49ff06
call dword [0x74097900]
invalid
jns 0x49ff23
je 0x49ff0c
jmp 0x49fea5
xchg ebx, ebx
jp 0x49ff11
mov al, byte [0x5c66133]
movsb byte es:[edi], byte [esi]
adc byte [eax], 1
xor esp, dword [ecx - 0x3a]
add eax, 0x5080a4
add dword [eax - 9], edx
ror byte [edi], 1
enter 0x7358, 0
popal
mov byte [0x5080a4], 1
push eax
not eax
bswap eax
pop eax
jae 0x49ff33
pushfd
pushal
jmp 0x49ff62
sub edx, edx
jo 0x49ff48
jmp 0x49ff59
xor ecx, ecx
je 0x49ff40
jmp 0x49ff52
stc
xor ecx, 3
je 0x49fed8
jmp 0x49ff4f
jmp 0x49ff5d
jae 0x49ff4b
sbb bl, bl
sbb bl, bl
xor ebx, ebx
jmp 0x49ff42
jmp 0x49ff3c
sbb al, 0xdb
jmp 0x49ff65
jmp 0x49ff36
popal
popfd
bswap eax
not ecx
bswap eax
not ecx
movzx eax, byte [ebp - 0x645]
test eax, eax
je 0x49ffa8
call dword [sym.imp.KERNEL32.dll_GetCurrentProcessId]
push eax
push 0x4fafa0
lea ecx, [ebp - 0x124]
push ecx
call fcn.004c1baf
add esp, 0xc
lea edx, [ebp - 0x124]
push edx
push 0
push 0
call dword [sym.imp.KERNEL32.dll_CreateMutexA]
jmp 0x4a0002
cmp dword [0x508078], 0
sete al
push eax
call fcn.004ac200
add esp, 4
movzx ecx, al
test ecx, ecx
jne 0x49ffee
mov dword [0x5082b8], 6
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
push 0x4faf90
push 0x5082c0
call fcn.004c1baf
add esp, 0xc
xor eax, eax
jmp 0x4a0097
push 0
call fcn.004a00b0
add esp, 4
mov eax, 1
jmp 0x4a0097
jmp 0x4a0020
mov edx, dword [0x4f84e4]
xor edx, dword [0x4f8524]
xor edx, dword [0x4f84e0]
and edx, 2
je 0x4a0020
call fcn.00498d60
call fcn.0049e560
mov dword [ebp - 0x128], eax
push 0
call fcn.004a00b0
add esp, 4
push 0
call fcn.004c1c34
add esp, 4
cmp dword [ebp - 0x128], 1
jne 0x4a005c
push 0x508078
call dword [0x5080a0]
add esp, 4
mov dword [ebp - 0x128], eax
push 0x49e1b0
call fcn.004c1c34
add esp, 4
cmp dword [0x50809c], 0
je 0x4a0078
call dword [0x50809c]
cmp dword [0x5082b0], 0
je 0x4a0091
push 0
push 0
mov eax, dword [0x5082ac]
push eax
call dword [0x5082b0]
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.004bf2c5
mov esp, ebp
pop ebp
ret