Function at 0x42c8f0
Capabilities:
Check mutex on windows
Packed with generic packer
Query environment variable
Set environment variable

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x45fbac
mov eax, dword fs:[0]
push eax
sub esp, 0x7f8
mov eax, dword [0x4862f0]
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.00426e20
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 0x42b2c0
call fcn.0044ed44
add esp, 4
mov eax, dword [0x4854cc]
xor eax, dword [0x4854e0]
push eax
call dword [sym.imp.KERNEL32.dll_GetCurrentProcessId]
push eax
push 0x488044
lea ecx, [ebp - 0x124]
push ecx
call fcn.0044ecbf
add esp, 0x10
lea edx, [ebp - 0x124]
push edx
push 0
push 0x1f0001
call dword [sym.imp.KERNEL32.dll_OpenMutexA]
test eax, eax
je 0x42c9a9
mov byte [ebp - 0xd], 0
movzx eax, byte [ebp - 0xd]
test eax, eax
je 0x42cb4a
mov ecx, dword [0x4854d0]
xor ecx, dword [0x4854f4]
xor ecx, dword [0x4854fc]
and ecx, 0x20
je 0x42cb4a
mov edx, dword [0x485548]
xor edx, dword [0x485540]
xor edx, dword [0x4854cc]
push edx
push 0x48803c
lea eax, [ebp - 0x124]
push eax
call fcn.0044ecbf
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 0x42cb4a
call dword [sym.imp.KERNEL32.dll_GetLastError]
cmp eax, 0xb7
jne 0x42cb4a
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 0x42ca5d
cmp dword [ebp - 0x130], 0x80
jne 0x42cb40
mov eax, dword [0x485548]
xor eax, dword [0x485540]
xor eax, dword [0x4854cc]
push eax
push 0x488034
lea ecx, [ebp - 0x124]
push ecx
call fcn.0044ecbf
add esp, 0xc
mov dword [ebp - 0x138], 0
jmp 0x42ca9e
mov edx, dword [ebp - 0x138]
add edx, 1
mov dword [ebp - 0x138], edx
cmp dword [ebp - 0x138], 0x12c
jge 0x42cad7
lea eax, [ebp - 0x124]
push eax
push 0x488028
call dword [sym.imp.USER32.dll_FindWindowA]
mov dword [ebp - 0x134], eax
cmp dword [ebp - 0x134], 0
je 0x42cacd
jmp 0x42cad7
push 0x64
call dword [sym.imp.KERNEL32.dll_Sleep]
jmp 0x42ca8f
cmp dword [ebp - 0x134], 0
je 0x42cb33
mov ecx, dword [0x485548]
xor ecx, dword [0x485540]
xor ecx, dword [0x4854cc]
mov dword [ebp - 0x144], ecx
mov edx, dword [0x4950c0]
push edx
call fcn.0044e0d0
add esp, 4
add eax, 1
mov dword [ebp - 0x140], eax
mov eax, dword [0x4950c0]
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 0x42d1a7
push 1
call fcn.0042d1c0
add esp, 4
movzx ecx, byte [ebp - 0xd]
test ecx, ecx
je 0x42ceb6
mov edx, dword [0x4854d0]
xor edx, dword [0x4854f4]
xor edx, dword [0x4854fc]
and edx, 0x40
jne 0x42ceb6
push 0x200
lea eax, [ebp - 0x344]
push eax
push 0x488020
call dword [sym.imp.KERNEL32.dll_GetEnvironmentVariableA]
test eax, eax
jne 0x42ceb6
push 0xc8
push 0x23
lea ecx, [ebp - 0x344]
push ecx
call fcn.0044bc80
add esp, 0xc
mov byte [ebp - 0x27c], 0
mov dword [ebp - 0x448], 1
jmp 0x42cbd2
mov edx, dword [ebp - 0x448]
add edx, 1
mov dword [ebp - 0x448], edx
cmp dword [ebp - 0x448], 0x40
jg 0x42cc0c
mov eax, dword [ebp - 0x448]
push eax
push 0x488018
lea ecx, [ebp - 0x444]
push ecx
call fcn.0044ecbf
add esp, 0xc
lea edx, [ebp - 0x344]
push edx
lea eax, [ebp - 0x444]
push eax
call dword [sym.imp.KERNEL32.dll_SetEnvironmentVariableA]
jmp 0x42cbc3
mov ecx, dword [0x4854d0]
xor ecx, dword [0x4854f4]
xor ecx, dword [0x4854fc]
and ecx, 0x10
jne 0x42ceb6
lea edx, [ebp - 0x624]
push edx
call fcn.0043e3b0
add esp, 4
mov dword [ebp - 4], 0
lea eax, [ebp - 0x708]
push eax
call fcn.00434c00
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.0043b990
mov byte [ebp - 4], 3
lea ecx, [ebp - 0x708]
call fcn.00427370
cmp dword [0x4950b8], 1
jne 0x42ccb8
cmp dword [ebp - 0x618], 0
jne 0x42ccb8
lea ecx, [ebp - 0x4ac]
call fcn.0043cb40
movzx eax, al
test eax, eax
jne 0x42ccb8
lea ecx, [ebp - 0x4ac]
call fcn.0043ca40
mov dword [ebp - 0x618], eax
push 0
lea ecx, [ebp - 0x644]
push ecx
call fcn.0043d9d0
add esp, 8
mov byte [ebp - 4], 4
lea ecx, [ebp - 0x644]
call fcn.0042d770
movzx edx, al
test edx, edx
je 0x42cd24
mov dword [ebp - 0x70c], 0
mov byte [ebp - 4], 3
lea ecx, [ebp - 0x644]
call fcn.00427370
mov byte [ebp - 4], 0
lea ecx, [ebp - 0x4ac]
call fcn.00426d50
mov dword [ebp - 4], 0xffffffff
lea ecx, [ebp - 0x624]
call fcn.0042d4e0
mov eax, dword [ebp - 0x70c]
jmp 0x42d1a7
lea eax, [ebp - 0x78c]
push eax
call fcn.0043e580
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.0042d460
mov byte [ebp - 4], 6
lea ecx, [ebp - 0x644]
call fcn.0042d750
push eax
lea ecx, [ebp - 0x7ec]
call fcn.0042d460
mov byte [ebp - 4], 7
lea eax, [ebp - 0x4bc]
push eax
lea ecx, [ebp - 0x624]
push ecx
push 0x4957d8
push 0x4957d8
push 0
push 0
push 0
push 0
lea edx, [ebp - 0x770]
push edx
lea eax, [ebp - 0x7ec]
push eax
call fcn.0043dd30
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.00426d50
mov byte [ebp - 4], 5
lea ecx, [ebp - 0x770]
call fcn.00426d50
mov byte [ebp - 4], 4
lea ecx, [ebp - 0x78c]
call fcn.0042d690
movzx ecx, byte [ebp - 0x70d]
test ecx, ecx
je 0x42ce5f
mov dword [0x4952f8], 6
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
push 0x487ff8
push 0x495300
call fcn.0044ecbf
add esp, 0xc
mov dword [ebp - 0x7f0], 0
mov byte [ebp - 4], 3
lea ecx, [ebp - 0x644]
call fcn.00427370
mov byte [ebp - 4], 0
lea ecx, [ebp - 0x4ac]
call fcn.00426d50
mov dword [ebp - 4], 0xffffffff
lea ecx, [ebp - 0x624]
call fcn.0042d4e0
mov eax, dword [ebp - 0x7f0]
jmp 0x42d1a7
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.00427370
mov byte [ebp - 4], 0
lea ecx, [ebp - 0x4ac]
call fcn.00426d50
mov dword [ebp - 4], 0xffffffff
lea ecx, [ebp - 0x624]
call fcn.0042d4e0
mov eax, dword [ebp - 0x7f4]
jmp 0x42d1a7
mov eax, dword [0x4854d0]
xor eax, dword [0x4854f4]
xor eax, dword [0x4854fc]
and eax, 0x10
je 0x42d114
mov ecx, dword [0x4854cc]
xor ecx, dword [0x4854e0]
push ecx
call dword [sym.imp.KERNEL32.dll_GetCurrentProcessId]
push eax
push 0x488044
lea edx, [ebp - 0x124]
push edx
call fcn.0044ecbf
add esp, 0x10
lea eax, [ebp - 0x124]
push eax
push 0
push 0x1f0001
call dword [sym.imp.KERNEL32.dll_OpenMutexA]
test eax, eax
jne 0x42d112
push 1
call dword [sym.imp.KERNEL32.dll_GetCurrentThread]
push eax
call dword [sym.imp.KERNEL32.dll_SetThreadPriority]
mov byte [ebp - 0x645], 0
push 0x487fec
call dword [sym.imp.KERNEL32.dll_LoadLibraryA]
mov dword [ebp - 0x64c], eax
cmp dword [ebp - 0x64c], 0
je 0x42cf76
push 0x487fd8
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 0x42cf76
call dword [ebp - 0x6e8]
test eax, eax
je 0x42cf76
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 0x42cff7
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 0x42cfb9
add ebp, ebx
and ch, bl
jmp 0x42cfda
xor ebx, ebx
je 0x42cfbd
jmp 0x42cfcc
mov ecx, 0x34f9c987
nop
stc
je 0x42cfd0
jmp 0x42d000
xor eax, eax
je 0x42cfc2
mov eax, 0x4840c987
test eax, eax
jne 0x42cfb6
jmp 0x92a96d3f
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 0x42d00e
jmp 0x42d07f
jo 0x42d000
jl 0x42cffe
jmp 0x42d002
je 0x42cffb
jmp 0x42cffb
mov eax, dword fs:[0x20]
or eax, eax
jne 0x42d00e
jmp 0x42d07f
pushal
xor eax, eax
jne 0x42d015
jmp 0x42d02a
jmp 0x42d04a
xor eax, eax
jne 0x42d032
jp 0x42d028
jo 0x42d02c
jmp 0x42d02d
jb 0x42d031
jns 0x42d016
call dword [0x74097900]
invalid
jns 0x42d033
je 0x42d01c
jmp 0x42cfb5
xchg ebx, ebx
jp 0x42d021
mov al, byte [0x5c66133]
in al, 0x50
dec ecx
add byte [ecx], al
xor esp, dword [ecx - 0x3a]
add eax, 0x4950e4
add dword [eax - 9], edx
ror byte [edi], 1
enter 0x7358, 0
popal
mov byte [0x4950e4], 1
push eax
not eax
bswap eax
pop eax
jae 0x42d043
pushfd
pushal
jmp 0x42d072
sub edx, edx
jo 0x42d058
jmp 0x42d069
xor ecx, ecx
je 0x42d050
jmp 0x42d062
stc
xor ecx, 3
je 0x42cfe8
jmp 0x42d05f
jmp 0x42d06d
jae 0x42d05b
sbb bl, bl
sbb bl, bl
xor ebx, ebx
jmp 0x42d052
jmp 0x42d04c
sbb al, 0xdb
jmp 0x42d075
jmp 0x42d046
popal
popfd
bswap eax
not ecx
bswap eax
not ecx
movzx eax, byte [ebp - 0x645]
test eax, eax
je 0x42d0b8
call dword [sym.imp.KERNEL32.dll_GetCurrentProcessId]
push eax
push 0x487fd0
lea ecx, [ebp - 0x124]
push ecx
call fcn.0044ecbf
add esp, 0xc
lea edx, [ebp - 0x124]
push edx
push 0
push 0
call dword [sym.imp.KERNEL32.dll_CreateMutexA]
jmp 0x42d112
cmp dword [0x4950b8], 0
sete al
push eax
call fcn.00439310
add esp, 4
movzx ecx, al
test ecx, ecx
jne 0x42d0fe
mov dword [0x4952f8], 6
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
push 0x487fc0
push 0x495300
call fcn.0044ecbf
add esp, 0xc
xor eax, eax
jmp 0x42d1a7
push 0
call fcn.0042d1c0
add esp, 4
mov eax, 1
jmp 0x42d1a7
jmp 0x42d130
mov edx, dword [0x485510]
xor edx, dword [0x4854f4]
xor edx, dword [0x4854fc]
and edx, 2
je 0x42d130
call fcn.00425e70
call fcn.0042b670
mov dword [ebp - 0x128], eax
push 0
call fcn.0042d1c0
add esp, 4
push 0
call fcn.0044ed44
add esp, 4
cmp dword [ebp - 0x128], 1
jne 0x42d16c
push 0x4950b8
call dword [0x4950e0]
add esp, 4
mov dword [ebp - 0x128], eax
push 0x42b2c0
call fcn.0044ed44
add esp, 4
cmp dword [0x4950dc], 0
je 0x42d188
call dword [0x4950dc]
cmp dword [0x4952f0], 0
je 0x42d1a1
push 0
push 0
mov eax, dword [0x4952ec]
push eax
call dword [0x4952f0]
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.0044c3d5
mov esp, ebp
pop ebp
ret