Function at 0x4090a0
Capabilities:
Contain obfuscated stackstrings
Get hostname
Get session user name
Persist via run registry key

Disassembly:
mov eax, dword fs:[0]
push 0xffffffffffffffff
push 0x450780
push eax
mov eax, 0x2374
mov dword fs:[0], esp
call fcn.00434160
push ebx
push esi
lea eax, [esp + 0xc]
push edi
push eax
call fcn.004030b0
add esp, 4
push eax
mov ecx, 0x476608
mov dword [esp + 0x238c], 0
call fcn.004216a0
or esi, 0xffffffff
lea ecx, [esp + 0x10]
mov dword [esp + 0x2388], esi
call fcn.004214a0
push str.YingInstall
lea ecx, [esp + 0x2c]
call fcn.004216d0
lea ecx, [esp + 0x1c]
push 6
push ecx
mov dword [esp + 0x2390], 1
call fcn.00420ae0
add esp, 8
lea edx, [esp + 0x28]
push edx
push eax
lea eax, [esp + 0x18]
push eax
mov byte [esp + 0x2394], 2
call fcn.00402bc0
push eax
mov ecx, 0x4768b4
mov byte [esp + 0x238c], 3
call fcn.004216a0
lea ecx, [esp + 0x10]
mov byte [esp + 0x2388], 2
call fcn.004214a0
lea ecx, [esp + 0x1c]
mov byte [esp + 0x2388], 1
call fcn.004214a0
lea ecx, [esp + 0x28]
mov dword [esp + 0x2388], esi
call fcn.004214a0
push 0x476608
mov ecx, 0x4768b4
call fcn.00421a40
push str..xml
lea ecx, [esp + 0x2c]
call fcn.004216d0
lea ecx, [esp + 0x28]
push ecx
mov ecx, 0x4768b4
mov dword [esp + 0x238c], 4
call fcn.00421a40
lea ecx, [esp + 0x28]
mov dword [esp + 0x2388], esi
call fcn.004214a0
sub esp, 0xc
mov ecx, esp
mov dword [esp + 0x18], esp
push 0x4768b4
call fcn.00421630
lea edx, [esp + 0x1c]
push edx
call fcn.00404390
add esp, 0x10
mov dword [esp + 0x2388], 5
push eax
mov ecx, 0x4768b4
call fcn.004216a0
lea ecx, [esp + 0x10]
mov dword [esp + 0x2388], esi
call fcn.004214a0
sub esp, 0xc
mov ecx, esp
mov dword [esp + 0x18], esp
push 0x4768b4
call fcn.00421630
mov ecx, 0x4766e8
call fcn.00421fb0
call fcn.00402eb0
mov edi, eax
lea eax, [esp + 0x34]
push eax
lea ecx, [esp + 0xb44]
push ecx
mov dword [esp + 0x3c], 0x400
call dword [sym.imp.ADVAPI32.dll_GetUserNameA]
cmp edi, 3
je 0x40972f
cmp edi, 4
je 0x40972f
push reloc.OLEAUT32.dll_SysReAllocString
lea ecx, [esp + 0x2c]
call fcn.0041e1c0
push 1
sub esp, 0xc
mov ecx, esp
mov dword [esp + 0x1c], esp
push 0x455a48
mov dword [esp + 0x239c], 0x10
call fcn.004216d0
lea ecx, [esp + 0x38]
call fcn.0041e200
sub esp, 0xc
mov ecx, esp
mov dword [esp + 0x18], esp
push str.Common_AppData
call fcn.004216d0
lea edx, [esp + 0x5c]
push edx
lea ecx, [esp + 0x38]
call fcn.0041e720
lea eax, [esp + 0x34]
push eax
lea ecx, [esp + 0xf48]
mov bl, 0x11
push ecx
mov byte [esp + 0x2390], bl
call dword [sym.imp.KERNEL32.dll_GetComputerNameA]
push str.MicrosoftInternet_ExplorerQuick_Launch_
lea ecx, [esp + 0x20]
call fcn.004216d0
push 0x455828
lea ecx, [esp + 0x48]
mov byte [esp + 0x238c], 0x12
call fcn.004216d0
lea edx, [esp + 0x1c]
push edx
sub esp, 0xc
lea eax, [esp + 0x60]
mov ecx, esp
mov dword [esp + 0x1c], esp
push eax
mov byte [esp + 0x239c], 0x13
call fcn.00421630
lea ecx, [esp + 0x6c]
push ecx
call fcn.004037d0
add esp, 0x10
push eax
lea edx, [esp + 0x4c]
push edx
lea eax, [esp + 0xb4c]
push eax
lea ecx, [esp + 0xc0]
mov byte [esp + 0x2398], 0x14
call fcn.00421760
push eax
sub esp, 0xc
mov dword [esp + 0x28], esp
mov edi, esp
sub esp, 0xc
lea edx, [esp + 0x78]
mov ecx, esp
mov dword [esp + 0x34], esp
push edx
mov byte [esp + 0x23b4], 0x15
call fcn.00421630
push edi
call fcn.00403620
lea eax, [esp + 0xc4]
add esp, 0x10
push eax
call fcn.00403710
add esp, 0x10
push eax
lea ecx, [esp + 0xd0]
push ecx
mov byte [esp + 0x23a0], 0x16
call fcn.00402bc0
push eax
lea edx, [esp + 0x90]
push edx
mov byte [esp + 0x239c], 0x17
call fcn.00402bc0
push eax
lea eax, [esp + 0xb0]
push eax
mov byte [esp + 0x2398], 0x18
call fcn.00402bc0
push eax
lea ecx, [esp + 0x18]
push ecx
mov byte [esp + 0x2394], 0x19
call fcn.00402bc0
push eax
mov ecx, 0x476890
mov byte [esp + 0x238c], 0x1a
call fcn.004216a0
lea ecx, [esp + 0x10]
mov byte [esp + 0x2388], 0x19
call fcn.004214a0
lea ecx, [esp + 0xa4]
mov byte [esp + 0x2388], 0x18
call fcn.004214a0
lea ecx, [esp + 0x80]
mov byte [esp + 0x2388], 0x17
call fcn.004214a0
lea ecx, [esp + 0xbc]
mov byte [esp + 0x2388], 0x16
call fcn.004214a0
lea ecx, [esp + 0x98]
mov byte [esp + 0x2388], 0x15
call fcn.004214a0
lea ecx, [esp + 0xb0]
mov byte [esp + 0x2388], 0x14
call fcn.004214a0
lea ecx, [esp + 0x5c]
mov byte [esp + 0x2388], 0x13
call fcn.004214a0
lea ecx, [esp + 0x44]
mov byte [esp + 0x2388], 0x12
call fcn.004214a0
lea ecx, [esp + 0x1c]
mov byte [esp + 0x2388], bl
call fcn.004214a0
push str.MicrosoftInternet_ExplorerQuick_Launch_
lea ecx, [esp + 0x14]
call fcn.004216d0
push 0x455828
lea ecx, [esp + 0x48]
mov byte [esp + 0x238c], 0x1b
call fcn.004216d0
push 0x455838
lea ecx, [esp + 0x20]
mov byte [esp + 0x238c], 0x1c
call fcn.004216d0
lea edx, [esp + 0x10]
push edx
sub esp, 0xc
lea eax, [esp + 0x60]
mov ecx, esp
mov dword [esp + 0x1c], esp
push eax
mov byte [esp + 0x239c], 0x1d
call fcn.00421630
lea ecx, [esp + 0x78]
push ecx
call fcn.004037d0
add esp, 0x10
push eax
lea edx, [esp + 0x4c]
push edx
lea eax, [esp + 0xf50]
push eax
lea ecx, [esp + 0x84]
mov byte [esp + 0x2398], 0x1e
call fcn.00421760
push eax
lea ecx, [esp + 0x2c]
push ecx
lea edx, [esp + 0xb54]
push edx
lea ecx, [esp + 0xa4]
mov byte [esp + 0x23a0], 0x1f
call fcn.00421760
push eax
sub esp, 0xc
mov dword [esp + 0x30], esp
mov edi, esp
sub esp, 0xc
lea eax, [esp + 0x80]
mov ecx, esp
mov dword [esp + 0x3c], esp
push eax
mov byte [esp + 0x23bc], 0x20
call fcn.00421630
push edi
call fcn.00403620
lea ecx, [esp + 0xfc]
add esp, 0x10
push ecx
call fcn.00403710
add esp, 0x10
push eax
lea edx, [esp + 0xc0]
push edx
mov byte [esp + 0x23a8], 0x21
call fcn.00402bc0
push eax
lea eax, [esp + 0x98]
push eax
mov byte [esp + 0x23a4], 0x22
call fcn.00402bc0
push eax
lea ecx, [esp + 0xd0]
push ecx
mov byte [esp + 0x23a0], 0x23
call fcn.00402bc0
push eax
lea edx, [esp + 0xa8]
push edx
mov byte [esp + 0x239c], 0x24
call fcn.00402bc0
push eax
lea eax, [esp + 0xbc]
push eax
mov byte [esp + 0x2398], 0x25
call fcn.00402bc0
push eax
lea ecx, [esp + 0x64]
push ecx
mov byte [esp + 0x2394], 0x26
call fcn.00402bc0
push eax
mov ecx, 0x47689c
mov byte [esp + 0x238c], 0x27
call fcn.004216a0
mov byte [esp + 0x2388], 0x26
lea ecx, [esp + 0x5c]
call fcn.004214a0
lea ecx, [esp + 0xb0]
mov byte [esp + 0x2388], 0x25
call fcn.004214a0
lea ecx, [esp + 0x98]
mov byte [esp + 0x2388], 0x24
call fcn.004214a0
lea ecx, [esp + 0xbc]
mov byte [esp + 0x2388], 0x23
call fcn.004214a0
lea ecx, [esp + 0x80]
mov byte [esp + 0x2388], 0x22
call fcn.004214a0
lea ecx, [esp + 0xa4]
mov byte [esp + 0x2388], 0x21
call fcn.004214a0
lea ecx, [esp + 0xc8]
mov byte [esp + 0x2388], 0x20
call fcn.004214a0
lea ecx, [esp + 0x8c]
mov byte [esp + 0x2388], 0x1f
call fcn.004214a0
lea ecx, [esp + 0x74]
mov byte [esp + 0x2388], 0x1e
call fcn.004214a0
lea ecx, [esp + 0x68]
mov byte [esp + 0x2388], 0x1d
call fcn.004214a0
lea ecx, [esp + 0x1c]
mov byte [esp + 0x2388], 0x1c
call fcn.004214a0
lea ecx, [esp + 0x44]
mov byte [esp + 0x2388], 0x1b
call fcn.004214a0
lea ecx, [esp + 0x10]
mov byte [esp + 0x2388], bl
call fcn.004214a0
lea ecx, [esp + 0x28]
call fcn.0041e130
lea ecx, [esp + 0x50]
mov byte [esp + 0x2388], 0x10
call fcn.004214a0
lea ecx, [esp + 0x28]
mov dword [esp + 0x2388], esi
call fcn.0041e1e0
jmp 0x409905
push str.Application_DataMicrosoftInternet_ExplorerQuick_Launch_
lea ecx, [esp + 0x14]
call fcn.004216d0
lea edx, [esp + 0x74]
push 2
push edx
mov dword [esp + 0x2390], 6
call fcn.00420ae0
push ecx
mov ecx, esp
mov dword [esp + 0x18], esp
lea edx, [esp + 0x1c]
push edx
push eax
mov bl, 7
push ecx
mov byte [esp + 0x23a0], bl
call fcn.00402bc0
lea eax, [esp + 0x74]
push eax
call fcn.00404390
add esp, 0x10
push eax
mov ecx, 0x476890
mov byte [esp + 0x238c], 8
call fcn.004216a0
lea ecx, [esp + 0x68]
mov byte [esp + 0x2388], bl
call fcn.004214a0
lea ecx, [esp + 0x74]
mov byte [esp + 0x2388], 6
call fcn.004214a0
lea ecx, [esp + 0x10]
mov dword [esp + 0x2388], esi
call fcn.004214a0
push str.Application_DataMicrosoftInternet_ExplorerQuick_Launch_
lea ecx, [esp + 0x20]
call fcn.004216d0
push str.Profiles_
lea ecx, [esp + 0x14]
mov dword [esp + 0x238c], 9
call fcn.004216d0
lea ecx, [esp + 0xb40]
push ecx
lea ecx, [esp + 0x60]
mov byte [esp + 0x238c], 0xa
call fcn.00421760
mov edi, eax
lea edx, [esp + 0xc8]
push 2
push edx
mov byte [esp + 0x2390], 0xb
call fcn.00420ae0
add esp, 8
lea ecx, [esp + 0x10]
push ecx
push eax
lea edx, [esp + 0x94]
push edx
mov byte [esp + 0x2394], 0xc
call fcn.00402bc0
push edi
push eax
lea eax, [esp + 0x7c]
push eax
mov byte [esp + 0x2394], 0xd
call fcn.00402bc0
sub esp, 0xc
mov bl, 0xe
mov byte [esp + 0x2394], bl
mov ecx, esp
mov dword [esp + 0x18], esp
lea edx, [esp + 0x28]
push edx
push eax
push ecx
call fcn.00402bc0
lea eax, [esp + 0x74]
push eax
call fcn.00404390
add esp, 0x10
push eax
mov ecx, 0x47689c
mov byte [esp + 0x238c], 0xf
call fcn.004216a0
lea ecx, [esp + 0x68]
mov byte [esp + 0x2388], bl
call fcn.004214a0
lea ecx, [esp + 0x74]
mov byte [esp + 0x2388], 0xd
call fcn.004214a0
lea ecx, [esp + 0x8c]
mov byte [esp + 0x2388], 0xc
call fcn.004214a0
lea ecx, [esp + 0xc8]
mov byte [esp + 0x2388], 0xb
call fcn.004214a0
lea ecx, [esp + 0x5c]
mov byte [esp + 0x2388], 0xa
call fcn.004214a0
lea ecx, [esp + 0x10]
mov byte [esp + 0x2388], 9
call fcn.004214a0
lea ecx, [esp + 0x1c]
mov dword [esp + 0x2388], esi
call fcn.004214a0
lea ecx, [esp + 0x310]
call fcn.00413f40
push 0x104
lea ecx, [esp + 0x120]
push ecx
push 0
mov dword [esp + 0x2394], 0x28
call dword [sym.imp.KERNEL32.dll_GetModuleFileNameA]
lea edx, [esp + 0x11c]
push edx
mov ecx, 0x4766dc
call fcn.004218a0
push 0
sub esp, 0xc
mov ecx, esp
mov dword [esp + 0x1c], esp
push 0x4766dc
call fcn.00421630
lea ecx, [esp + 0x320]
call fcn.004143d0
test al, al
lea ecx, [esp + 0x310]
jne 0x409995
mov dword [esp + 0x2388], esi
call fcn.00414370
xor al, al
mov ecx, dword [esp + 0x2380]
mov dword fs:[0], ecx
pop edi
pop esi
pop ebx
add esp, 0x2380
ret
lea eax, [esp + 0x114]
push eax
push 0
call fcn.00414050
sub eax, 0x58
sbb edx, 0
push edx
push eax
lea ecx, [esp + 0x320]
call fcn.00414120
lea ecx, [esp + 0xec]
push ecx
push 0x58
push 0x46b150
lea ecx, [esp + 0x31c]
call fcn.00414170
push 0
sub esp, 0xc
mov ecx, esp
mov dword [esp + 0x1c], esp
push 0x4766dc
call fcn.00421630
mov ecx, 0x46b258
call fcn.00414ac0
test al, al
je 0x409beb
push 0
mov ecx, 0x46b258
call fcn.004148b0
mov edx, dword [0x46b19c]
mov eax, dword [0x46b198]
mov ecx, dword [0x46b194]
push 0
push edx
mov edx, dword [0x46b190]
push eax
push ecx
push edx
sub esp, 0xc
mov ecx, esp
mov dword [esp + 0x2c], esp
push 0x4768b4
call fcn.00421630
mov ecx, 0x46b258
call fcn.004152d0
push 1
mov ecx, 0x46b258
call fcn.004148b0
sub esp, 0xc
mov ecx, esp
mov dword [esp + 0x18], esp
push 0x4768b4
call fcn.00421630
mov ecx, 0x476618
call fcn.0041a470
test al, al
je 0x409beb
push 0x13
push 4
sub esp, 0xc
mov eax, esp
mov dword [esp + 0x20], esp
push 0
push eax
call fcn.0040d020
add esp, 8
lea ecx, [esp + 0x24]
push ecx
mov ecx, 0x476618
call fcn.00419e50
mov edx, dword [esp + 0x14]
push edx
call fcn.00433bed
add esp, 4
lea ecx, [esp + 0x10]
mov edi, eax
call fcn.004214a0
mov eax, edi
cdq
mov dword [0x46b198], eax
mov eax, dword [0x4766c0]
push eax
push 9
push 2
sub esp, 0xc
mov ecx, esp
mov dword [esp + 0x24], esp
push 0x14
push ecx
mov dword [0x46b19c], edx
call fcn.0040d020
add esp, 8
mov ecx, 0x476618
call fcn.00419fc0
mov edx, dword [0x4766bc]
push edx
push 0xa
push 3
sub esp, 0xc
mov eax, esp
mov dword [esp + 0x24], esp
push 0x14
push eax
call fcn.0040d020
add esp, 8
mov ecx, 0x476618
call fcn.00419fc0
mov eax, dword [0x4766c0]
cmp dword [eax + 0x10], 0
jle 0x409db8
mov eax, dword [eax + 0xc]
sub esp, 0xc
mov ecx, esp
mov dword [esp + 0x18], esp
push eax
call fcn.00421630
lea ecx, [esp + 0x1354]
call fcn.00416590
lea ecx, [esp + 0x1348]
mov byte [esp + 0x2388], 0x29
call fcn.00415e60
push edx
push eax
mov ecx, 0x46b258
call fcn.00414870
sub esp, 0xc
mov ecx, esp
mov dword [esp + 0x18], esp
push ecx
lea ecx, [esp + 0x1358]
call fcn.00415e30
lea edx, [esp + 0x44]
push edx
call fcn.00404d50
add esp, 0x10
push 0
lea ecx, [esp + 0x134c]
mov byte [esp + 0x238c], 0x2a
call fcn.00415e70
push edx
push eax
lea ecx, [esp + 0x1354]
call fcn.00415e60
push edx
push eax
sub esp, 0xc
lea eax, [esp + 0x58]
mov ecx, esp
mov dword [esp + 0x2c], esp
push eax
call fcn.00421630
mov ecx, 0x46b258
call fcn.004152d0
test al, al
jne 0x409bfe
lea ecx, [esp + 0x38]
mov byte [esp + 0x2388], 0x29
call fcn.004214a0
lea ecx, [esp + 0x1348]
mov byte [esp + 0x2388], 0x28
call fcn.00415730
mov dword [esp + 0x2388], esi
lea ecx, [esp + 0x310]
jmp 0x409976
sub esp, 0xc
lea edx, [esp + 0x44]
mov ecx, esp
mov dword [esp + 0x18], esp
push edx
call fcn.00421630
mov ecx, 0x4766e8
call fcn.00421fb0
sub esp, 0xc
lea eax, [esp + 0x44]
mov ecx, esp
mov dword [esp + 0x18], esp
push eax
call fcn.00421630
mov ecx, 0x476708
call fcn.0041b750
lea ecx, [esp + 0x38]
push ecx
mov ecx, 0x476884
call fcn.004216a0
push 0x12
push 4
sub esp, 0xc
mov edx, esp
mov dword [esp + 0x20], esp
push 0
push edx
call fcn.0040d020
add esp, 8
lea eax, [esp + 0xf4]
push eax
mov ecx, 0x476618
call fcn.00419e50
mov bl, 0x2b
push 0x455848
lea ecx, [esp + 0xd8]
mov byte [esp + 0x238c], bl
call fcn.004216d0
lea ecx, [esp + 0xfc]
push ecx
mov ecx, 0x476618
mov byte [esp + 0x238c], 0x2c
call fcn.00418d70
lea edx, [esp + 0xd4]
push edx
push eax
lea eax, [esp + 0x110]
push eax
mov byte [esp + 0x2394], 0x2d
call fcn.00402bc0
lea ecx, [esp + 0xe0]
push ecx
push eax
lea edx, [esp + 0xf8]
push edx
mov byte [esp + 0x2394], 0x2e
call fcn.00402bc0
lea ecx, [esp + 0x108]
mov byte [esp + 0x2388], 0x32
call fcn.004214a0
lea ecx, [esp + 0xfc]
mov byte [esp + 0x2388], 0x31
call fcn.004214a0
lea ecx, [esp + 0xd4]
mov byte [esp + 0x2388], 0x30
call fcn.004214a0
sub esp, 0xc
lea eax, [esp + 0xfc]
mov ecx, esp
mov dword [esp + 0x18], esp
push eax
call fcn.00421630
push 0x13
mov ecx, 0x476708
call fcn.0041b5d0
lea ecx, [esp + 0xf0]
mov byte [esp + 0x2388], bl
call fcn.004214a0
lea ecx, [esp + 0xe0]
mov byte [esp + 0x2388], 0x2a
call fcn.004214a0
lea ecx, [esp + 0x38]
mov byte [esp + 0x2388], 0x29
call fcn.004214a0
lea ecx, [esp + 0x1348]
mov byte [esp + 0x2388], 0x28
call fcn.00415730
lea ecx, [esp + 0x310]
mov dword [esp + 0x2388], esi
call fcn.00414370
mov ecx, dword [esp + 0x2380]
pop edi
pop esi
mov al, 1
mov dword fs:[0], ecx
pop ebx
add esp, 0x2380
ret
jmp fcn.004413bd