joyce8/EMBER2024-capa huggingface dataset:
Function at 0x490170
Capabilities:
Encrypt data using rc4 prga

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x10
mov eax, dword [ebp + 0xc]
push edi
xor edi, edi
mov dword [ebp - 4], ecx
mov eax, dword [eax]
and eax, 7
cmp edx, 5
jae 0x490190
xor eax, eax
pop edi
mov esp, ebp
pop ebp
ret
push ebx
add edx, 0xfffffffc
or ebx, 0xffffffff
add edx, ecx
push esi
mov dword [ebp - 8], edx
nop dword [eax]
lea esi, [edi + ecx]
cmp esi, edx
jae 0x4901b9
mov cl, byte [esi]
and cl, 0xfe
cmp cl, 0xe8
je 0x4901b6
inc esi
cmp esi, edx
jb 0x4901a7
mov ecx, dword [ebp - 4]
mov edi, esi
sub edi, ecx
mov ecx, edi
sub ecx, ebx
cmp esi, edx
jae 0x4902c9
cmp ecx, 3
jbe 0x4901f8
xor eax, eax
mov cl, byte [esi + 4]
mov ebx, edi
mov dword [ebp - 0x10], ebx
test cl, cl
je 0x490236
cmp cl, 0xff
je 0x490236
mov edx, dword [ebp - 8]
and eax, 3
add eax, eax
mov ecx, 1
or eax, 1
add edi, ecx
mov ecx, dword [ebp - 4]
jmp 0x4901a0
dec ecx
shl eax, cl
and eax, 7
je 0x4901d0
movzx ecx, byte [eax + 0x4e08cc]
mov edx, esi
sub edx, ecx
cmp byte [eax + 0x4e082c], 0
mov cl, byte [edx + 4]
je 0x490220
test cl, cl
je 0x490220
cmp cl, 0xff
jne 0x4901d0
mov edx, dword [ebp - 8]
and eax, 3
mov ecx, dword [ebp - 4]
add eax, eax
mov ebx, edi
or eax, 1
inc edi
jmp 0x4901a0
movzx edx, cl
movzx ecx, byte [esi + 3]
shl edx, 8
or edx, ecx
movzx ecx, byte [esi + 2]
shl edx, 8
or edx, ecx
movzx ecx, byte [esi + 1]
shl edx, 8
or edx, ecx
sub edx, edi
lea ebx, [edx - 5]
test eax, eax
je 0x490292
movzx edx, byte [eax + 0x4e08cc]
mov ecx, 0x18
shl edx, 3
sub ecx, edx
mov dword [ebp - 0xc], edx
mov edx, ebx
shr edx, cl
test dl, dl
je 0x49027e
cmp dl, 0xff
jne 0x490292
mov ecx, 0x20
mov edx, 1
sub ecx, dword [ebp - 0xc]
shl edx, cl
dec edx
xor edx, ebx
jmp 0x490254
mov edx, dword [ebp - 8]
mov ecx, ebx
shr ecx, 0x18
and cl, 1
mov byte [esi + 1], bl
dec cl
not cl
mov byte [esi + 4], cl
mov ecx, ebx
shr ecx, 0x10
mov byte [esi + 3], cl
mov ecx, ebx
mov ebx, dword [ebp - 0x10]
shr ecx, 8
mov byte [esi + 2], cl
mov ecx, 5
add edi, ecx
mov ecx, dword [ebp - 4]
jmp 0x4901a0
pop esi
pop ebx
cmp ecx, 3
jbe 0x4902de
mov ecx, dword [ebp + 0xc]
xor eax, eax
mov dword [ecx], eax
mov eax, edi
pop edi
mov esp, ebp
pop ebp
ret
dec ecx
shl eax, cl
mov ecx, dword [ebp + 0xc]
and eax, 7
mov dword [ecx], eax
mov eax, edi
pop edi
mov esp, ebp
pop ebp
ret
Function at 0x490620
Capabilities:
Check if file exists

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x4d2918
mov eax, dword fs:[0]
push eax
sub esp, 0xc
mov eax, dword [0x505070]
xor eax, ebp
mov dword [ebp - 0x10], eax
push esi
push edi
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov edi, ecx
push edi
call dword [sym.imp.SHLWAPI.dll_PathFileExistsW]
test eax, eax
je 0x4907c9
push edi
mov dword [ebp - 0x14], 0
call dword [sym.imp.SHLWAPI.dll_PathFindExtensionW]
push eax
lea ecx, [ebp - 0x14]
call fcn.00405360
mov dword [ebp - 4], 0
xor esi, esi
nop dword [eax + eax]
mov eax, dword [esi + 0x4e08dc]
test eax, eax
je 0x49071f
push eax
push dword [ebp - 0x14]
call fcn.004a812c
add esp, 8
test eax, eax
je 0x49074b
add esi, 4
cmp esi, 8
jb 0x490680
xor esi, esi
nop dword [eax]
mov eax, dword [esi + 0x4e07d4]
test eax, eax
je 0x49071f
push eax
push dword [ebp - 0x14]
call fcn.004a812c
add esp, 8
test eax, eax
je 0x490729
add esi, 4
cmp esi, 0xc
jb 0x4906b0
xor esi, esi
mov eax, dword [esi + 0x4e08d4]
test eax, eax
je 0x49071f
push eax
push dword [ebp - 0x14]
call fcn.004a812c
add esp, 8
test eax, eax
je 0x4906fd
add esi, 4
cmp esi, 8
jb 0x4906d4
xor esi, esi
jmp 0x4907a5
push 0x24
call fcn.0049f1e8
mov esi, eax
xorps xmm0, xmm0
movups xmmword [esi], xmm0
movups xmmword [esi + 0x10], xmm0
mov dword [esi + 0x20], 0
mov dword [esi], vtable.PowerPointConverter.0
jmp 0x49076b
push 0x80004005
call fcn.00405cb0
push 0x24
call fcn.0049f1e8
mov esi, eax
xorps xmm0, xmm0
movups xmmword [esi], xmm0
movups xmmword [esi + 0x10], xmm0
mov dword [esi + 0x20], 0
mov dword [esi], vtable.ExcelConverter.0
jmp 0x49076b
push 0x24
call fcn.0049f1e8
mov esi, eax
xorps xmm0, xmm0
movups xmmword [esi], xmm0
movups xmmword [esi + 0x10], xmm0
mov dword [esi + 0x20], 0
mov dword [esi], vtable.WordConverter.0
mov dword [esi + 0x20], 0
add esp, 4
mov dword [esi + 0x1c], 0
mov dword [esi + 0x18], 0
mov dword [esi + 0x14], 0
mov dword [esi + 0x10], edi
mov dword [esi + 0xc], 0
mov dword [esi + 8], 0
mov dword [ebp - 0x18], esi
mov dword [esi + 4], 0
mov dword [ebp - 4], 0xffffffff
or eax, 0xffffffff
mov edi, dword [ebp - 0x14]
add edi, 0xfffffff0
lock xadd dword [edi + 0xc], eax
dec eax
test eax, eax
jg 0x4907c7
mov ecx, dword [edi]
push edi
mov edx, dword [ecx]
call dword [edx + 4]
mov eax, esi
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
mov ecx, dword [ebp - 0x10]
xor ecx, ebp
call fcn.0049f1b4
mov esp, ebp
pop ebp
ret
Function at 0x4908d0
Capabilities:
Print debug messages

Disassembly:
push ebp
mov ebp, esp
push esi
push edi
push 0
mov esi, ecx
call dword [sym.imp.ole32.dll_CoInitialize]
mov edx, dword [esi]
lea eax, [esi + 8]
push eax
lea eax, [esi + 4]
mov ecx, esi
push eax
call dword [edx + 8]
mov edi, eax
test edi, edi
jne 0x490911
mov eax, dword [esi]
mov ecx, esi
call dword [eax + 0x10]
mov edi, eax
test edi, edi
jne 0x490911
mov eax, dword [esi]
mov ecx, esi
push dword [ebp + 8]
call dword [eax + 4]
mov edi, eax
test edi, edi
je 0x490954
mov eax, dword [esi + 0x18]
mov dword [esi + 0x1c], edi
push ebx
lea ebx, [esi + 0x18]
test eax, eax
je 0x49092c
push eax
call dword [sym.imp.KERNEL32.dll_LocalFree]
mov dword [ebx], 0
push 0
push 0
push ebx
push 0x400
push dword [esi + 0x1c]
push 0
push 0x1100
call dword [sym.imp.KERNEL32.dll_FormatMessageW]
mov eax, dword [ebx]
pop ebx
test eax, eax
je 0x490954
push eax
call dword [sym.imp.KERNEL32.dll_OutputDebugStringW]
mov eax, dword [esi]
mov ecx, esi
call dword [eax + 0xc]
mov eax, edi
pop edi
pop esi
pop ebp
ret 4
Function at 0x494be0
Capabilities:
Set registry value

Disassembly:
push ebp
mov ebp, esp
mov edx, dword [ebp + 0x10]
mov eax, edx
push esi
lea esi, [eax + 2]
nop dword [eax]
mov cx, word [eax]
add eax, 2
test cx, cx
jne 0x494bf0
sub eax, esi
sar eax, 1
add eax, eax
push eax
push edx
push 1
push 0
push dword [ebp + 0xc]
push dword [ebp + 8]
call dword [sym.imp.ADVAPI32.dll_RegSetValueExW]
neg eax
pop esi
sbb eax, eax
and eax, 0x80004005
pop ebp
ret 0xc

Function at 0x494c30
Capabilities:
Persist via app paths registry key
Set registry value

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x8c
mov eax, dword [0x505070]
xor eax, ebp
mov dword [ebp - 4], eax
push esi
lea eax, [ebp - 0x8c]
mov dword [ebp - 0x8c], 0
push eax
push 0xf003f
push 0
push str.SoftwareMicrosoftWindowsCurrentVersionApp_PathsMasterPDF_Installer.exe
push reloc.OLEAUT32.dll_SysReAllocString
mov esi, 0x80004005
call dword [sym.imp.ADVAPI32.dll_RegOpenKeyExW]
test eax, eax
jne 0x494c7c
xor esi, esi
jmp 0x494d1b
push 0
lea eax, [ebp - 0x8c]
push eax
push 0
push 0xf003f
push 0
push 0
push 0
push str.SoftwareMicrosoftWindowsCurrentVersionApp_PathsMasterPDF_Installer.exe
push reloc.OLEAUT32.dll_SysReAllocString
call dword [sym.imp.ADVAPI32.dll_RegCreateKeyExW]
test eax, eax
jne 0x494d1b
push 0x80
push eax
lea eax, [ebp - 0x88]
push eax
call fcn.004a1ef0
push 0
call fcn.004b117c
push edx
push eax
lea eax, [ebp - 0x88]
push 0x4e5fb8
push eax
call dword [sym.imp.USER32.dll_wsprintfW]
lea ecx, [ebp - 0x88]
add esp, 0x20
lea edx, [ecx + 2]
nop
mov ax, word [ecx]
add ecx, 2
test ax, ax
jne 0x494ce0
sub ecx, edx
sar ecx, 1
lea eax, [ecx + ecx]
push eax
lea eax, [ebp - 0x88]
push eax
push 1
push 0
push str.Date
push dword [ebp - 0x8c]
call dword [sym.imp.ADVAPI32.dll_RegSetValueExW]
mov esi, eax
neg esi
sbb esi, esi
and esi, 0x80004005
push dword [ebp - 0x8c]
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
mov ecx, dword [ebp - 4]
mov eax, esi
xor ecx, ebp
pop esi
call fcn.0049f1b4
mov esp, ebp
pop ebp
ret
Function at 0x494d40
Capabilities:
Delete registry key
Query or enumerate registry key

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x428
mov eax, dword [0x505070]
xor eax, ebp
mov dword [ebp - 4], eax
mov eax, dword [ebp + 8]
lea ecx, [ebp - 0x424]
push ecx
push 0xf003f
push 0
push eax
push reloc.OLEAUT32.dll_SysReAllocString
mov dword [ebp - 0x428], eax
mov dword [ebp - 0x424], 0
call dword [sym.imp.ADVAPI32.dll_RegOpenKeyExW]
test eax, eax
jne 0x494ed9
push ebx
push esi
push edi
push eax
push eax
push eax
push eax
push eax
push eax
push eax
mov dword [ebp - 0x420], eax
lea eax, [ebp - 0x420]
push eax
push 0
push 0
push 0
push dword [ebp - 0x424]
call dword [sym.imp.ADVAPI32.dll_RegQueryInfoKeyW]
mov edi, dword [sym.imp.ADVAPI32.dll_RegDeleteKeyW]
test eax, eax
jne 0x494e11
push 0x20a
xor esi, esi
lea eax, [ebp - 0x41c]
push esi
push eax
call fcn.004a1ef0
add esp, 0xc
cmp dword [ebp - 0x420], esi
jbe 0x494e11
mov ebx, dword [sym.imp.ADVAPI32.dll_RegEnumKeyW]
push 0x105
lea eax, [ebp - 0x41c]
push eax
push esi
push dword [ebp - 0x424]
call ebx
test eax, eax
jne 0x494e08
lea eax, [ebp - 0x41c]
push eax
push dword [ebp - 0x424]
call edi
inc esi
cmp esi, dword [ebp - 0x420]
jb 0x494de0
push dword [ebp - 0x424]
mov ebx, dword [sym.imp.ADVAPI32.dll_RegCloseKey]
call ebx
push 0x20a
lea eax, [ebp - 0x210]
mov dword [ebp - 0x424], 0
push 0
push eax
call fcn.004a1ef0
push dword [ebp - 0x428]
lea eax, [ebp - 0x210]
push 0x104
push eax
call fcn.004b32bd
lea eax, [ebp - 0x210]
push 0x5c
push eax
call fcn.004a1bb1
mov esi, eax
add esp, 0x20
test esi, esi
jne 0x494e81
lea eax, [ebp - 0x210]
push 0x2f
push eax
call fcn.004a1bb1
mov esi, eax
add esp, 8
test esi, esi
je 0x494ed6
mov eax, esi
lea ecx, [ebp - 0x210]
sub eax, ecx
and eax, 0xfffffffe
cmp eax, 0x20a
jae 0x494ee9
xor ecx, ecx
mov word [ebp + eax - 0x210], cx
lea eax, [ebp - 0x424]
push eax
push 0xf003f
push ecx
lea eax, [ebp - 0x210]
push eax
push reloc.OLEAUT32.dll_SysReAllocString
call dword [sym.imp.ADVAPI32.dll_RegOpenKeyExW]
test eax, eax
jne 0x494ece
lea eax, [esi + 2]
push eax
push dword [ebp - 0x424]
call edi
push dword [ebp - 0x424]
call ebx
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0049f1b4
mov esp, ebp
pop ebp
ret 4
call fcn.0049f9d0
int3
Function at 0x494ef0
Capabilities:
Check if file exists

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x4d2e88
mov eax, dword fs:[0]
push eax
sub esp, 0x18
mov eax, dword [0x505070]
xor eax, ebp
mov dword [ebp - 0x10], eax
push ebx
push esi
push edi
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov edi, dword [ebp + 8]
lea ecx, [ebp - 0x14]
mov dword [ebp - 0x20], 0
mov dword [ebp - 0x14], 0
call fcn.0046da20
mov dword [ebp - 4], 0
push dword [ebp - 0x14]
call dword [sym.imp.SHLWAPI.dll_PathFileExistsW]
test eax, eax
jne 0x494f7f
push 0x4e470c
mov ecx, edi
call fcn.00405360
mov dword [ebp - 4], 0xffffffff
or eax, 0xffffffff
mov esi, dword [ebp - 0x14]
add esi, 0xfffffff0
lock xadd dword [esi + 0xc], eax
dec eax
test eax, eax
jg 0x495054
mov ecx, dword [esi]
push esi
mov edx, dword [ecx]
call dword [edx + 4]
jmp 0x495054
call fcn.00405a90
mov ecx, eax
test ecx, ecx
jne 0x494f94
push 0x80004005
call fcn.00405cb0
mov eax, dword [ecx]
call dword [eax + 0xc]
add eax, 0x10
mov dword [ebp - 0x18], eax
lea eax, [ebp - 0x18]
mov byte [ebp - 4], 1
push eax
push ecx
mov ecx, esp
mov dword [ebp - 0x24], esp
push str.InstallTime
call fcn.00405360
push ecx
mov byte [ebp - 4], 2
mov esi, esp
mov ecx, dword [ebp - 0x14]
mov dword [ebp - 0x1c], esi
lea ecx, [ecx - 0x10]
call fcn.00405420
add eax, 0x10
mov dword [esi], eax
mov byte [ebp - 4], 1
call fcn.00495080
test eax, eax
je 0x495008
mov ebx, dword [ebp - 0x18]
add ebx, 0xfffffff0
mov ecx, ebx
call fcn.00405420
add eax, 0x10
mov byte [ebp - 4], 0
or esi, 0xffffffff
mov dword [edi], eax
mov eax, esi
lock xadd dword [ebx + 0xc], eax
dec eax
test eax, eax
jg 0x495035
mov ecx, dword [ebx]
push ebx
jmp 0x495030
push 0x4e470c
mov ecx, edi
call fcn.00405360
mov byte [ebp - 4], 0
or esi, 0xffffffff
mov edx, dword [ebp - 0x18]
mov eax, esi
add edx, 0xfffffff0
lock xadd dword [edx + 0xc], eax
dec eax
test eax, eax
jg 0x495035
mov ecx, dword [edx]
push edx
mov eax, dword [ecx]
call dword [eax + 4]
mov dword [ebp - 4], 0xffffffff
mov edx, dword [ebp - 0x14]
add edx, 0xfffffff0
lock xadd dword [edx + 0xc], esi
dec esi
test esi, esi
jg 0x495054
mov ecx, dword [edx]
push edx
mov eax, dword [ecx]
call dword [eax + 4]
mov eax, edi
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 0x10]
xor ecx, ebp
call fcn.0049f1b4
mov esp, ebp
pop ebp
ret 4
Function at 0x495080
Capabilities:
Read .ini file

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x4d06e0
mov eax, dword fs:[0]
push eax
sub esp, 0x20c
mov eax, dword [0x505070]
xor eax, ebp
mov dword [ebp - 0x10], eax
push esi
push edi
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov edi, dword [ebp + 0x10]
push 0x208
lea eax, [ebp - 0x218]
mov dword [ebp - 4], 1
push 0
push eax
call fcn.004a1ef0
add esp, 0xc
lea eax, [ebp - 0x218]
push dword [ebp + 8]
push 0x104
push eax
push 0x4e512c
push dword [ebp + 0xc]
push str.masterpdf
call dword [sym.imp.KERNEL32.dll_GetPrivateProfileStringW]
mov eax, 0x2a
cmp ax, word [ebp - 0x218]
je 0x49512b
lea edx, [ebp - 0x218]
lea esi, [edx + 2]
mov ax, word [edx]
add edx, 2
test ax, ax
jne 0x495106
sub edx, esi
lea eax, [ebp - 0x218]
sar edx, 1
mov ecx, edi
push edx
push eax
call fcn.00405580
mov edi, 1
jmp 0x49512d
xor edi, edi
mov byte [ebp - 4], 0
or esi, 0xffffffff
mov edx, dword [ebp + 8]
mov eax, esi
add edx, 0xfffffff0
lock xadd dword [edx + 0xc], eax
dec eax
test eax, eax
jg 0x49514e
mov ecx, dword [edx]
push edx
mov eax, dword [ecx]
call dword [eax + 4]
mov dword [ebp - 4], 0xffffffff
mov eax, dword [ebp + 0xc]
add eax, 0xfffffff0
lock xadd dword [eax + 0xc], esi
dec esi
test esi, esi
jg 0x49516d
mov ecx, dword [eax]
push eax
mov edx, dword [ecx]
call dword [edx + 4]
mov eax, edi
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
mov ecx, dword [ebp - 0x10]
xor ecx, ebp
call fcn.0049f1b4
mov esp, ebp
pop ebp
ret 0xc

Function at 0x495190
Capabilities:
Check if file exists

Disassembly:
push ebp
mov ebp, esp
push dword [ebp + 8]
call dword [sym.imp.SHLWAPI.dll_PathFileExistsW]
test eax, eax
je 0x4951b3
push dword [ebp + 8]
push 0
push dword [ebp + 0xc]
push str.masterpdf
call dword [sym.imp.KERNEL32.dll_WritePrivateProfileStringW]
mov edx, dword [ebp + 8]
push esi
or esi, 0xffffffff
add edx, 0xfffffff0
mov eax, esi
lock xadd dword [edx + 0xc], eax
dec eax
test eax, eax
jg 0x4951d1
mov ecx, dword [edx]
push edx
mov eax, dword [ecx]
call dword [eax + 4]
mov edx, dword [ebp + 0xc]
add edx, 0xfffffff0
lock xadd dword [edx + 0xc], esi
dec esi
test esi, esi
pop esi
jg 0x4951ea
mov ecx, dword [edx]
push edx
mov eax, dword [ecx]
call dword [eax + 4]
pop ebp
ret 8

Function at 0x4951f0
Capabilities:
Check if file exists
Read .ini file

Disassembly:
push ebp
mov ebp, esp
sub esp, 8
mov eax, dword [0x505070]
xor eax, ebp
mov dword [ebp - 4], eax
push esi
lea ecx, [ebp - 8]
mov dword [ebp - 8], 0
call fcn.0046da20
push dword [ebp - 8]
call dword [sym.imp.SHLWAPI.dll_PathFileExistsW]
test eax, eax
jne 0x495222
lea esi, [eax + 1]
jmp 0x49523f
push dword [ebp - 8]
push 1
push str.Activate
push str.masterpdf
call dword [sym.imp.KERNEL32.dll_GetPrivateProfileIntW]
mov esi, eax
neg esi
sbb esi, esi
neg esi
mov eax, dword [ebp - 8]
or ecx, 0xffffffff
add eax, 0xfffffff0
lock xadd dword [eax + 0xc], ecx
dec ecx
test ecx, ecx
jg 0x49525a
mov ecx, dword [eax]
push eax
mov edx, dword [ecx]
call dword [edx + 4]
mov ecx, dword [ebp - 4]
mov eax, esi
xor ecx, ebp
pop esi
call fcn.0049f1b4
mov esp, ebp
pop ebp
ret
Function at 0x495270
Capabilities:
Check if file exists

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x4d2ec8
mov eax, dword fs:[0]
push eax
sub esp, 0x1c
mov eax, dword [0x505070]
xor eax, ebp
mov dword [ebp - 0x14], eax
push esi
push edi
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov dword [ebp - 4], 0
lea ecx, [ebp - 0x1c]
mov dword [ebp - 0x1c], 0
call fcn.0046f4c0
mov byte [ebp - 4], 1
or esi, 0xffffffff
mov eax, dword [ebp - 0x1c]
cmp dword [eax - 0xc], 0
jne 0x4952c7
xor edi, edi
jmp 0x49538c
push str.config.ini
lea edx, [ebp - 0x1c]
mov dword [ebp - 0x18], 0
lea ecx, [ebp - 0x18]
call fcn.004080b0
add esp, 4
mov byte [ebp - 4], 2
push dword [ebp - 0x18]
call dword [sym.imp.SHLWAPI.dll_PathFileExistsW]
test eax, eax
jne 0x49531a
push eax
push 0x80
push 2
push eax
push eax
push 0xc0000000
push dword [ebp - 0x18]
call dword [sym.imp.KERNEL32.dll_CreateFileW]
cmp eax, 0xffffffff
je 0x4953e8
push eax
call dword [sym.imp.KERNEL32.dll_CloseHandle]
push dword [ebp + 8]
call fcn.004b101b
cdq
lea ecx, [ebp - 0x28]
mov dword [ebp - 0x28], eax
lea eax, [ebp - 0x20]
push eax
mov dword [ebp - 0x24], edx
mov dword [ebp - 0x20], 0
call fcn.00472930
push dword [ebp - 0x18]
push dword [ebp - 0x20]
push str.act_time
push str.three_end
call dword [sym.imp.KERNEL32.dll_WritePrivateProfileStringW]
mov edx, dword [ebp - 0x20]
mov edi, eax
add edx, 0xfffffff0
mov ecx, esi
lock xadd dword [edx + 0xc], ecx
dec ecx
test ecx, ecx
jg 0x49536e
mov ecx, dword [edx]
push edx
mov eax, dword [ecx]
call dword [eax + 4]
mov byte [ebp - 4], 1
mov eax, esi
mov edx, dword [ebp - 0x18]
add edx, 0xfffffff0
lock xadd dword [edx + 0xc], eax
dec eax
test eax, eax
jg 0x49538c
mov ecx, dword [edx]
push edx
mov eax, dword [ecx]
call dword [eax + 4]
mov byte [ebp - 4], 0
mov eax, esi
mov edx, dword [ebp - 0x1c]
add edx, 0xfffffff0
lock xadd dword [edx + 0xc], eax
dec eax
test eax, eax
jg 0x4953aa
mov ecx, dword [edx]
push edx
mov eax, dword [ecx]
call dword [eax + 4]
mov dword [ebp - 4], 0xffffffff
mov edx, dword [ebp + 8]
add edx, 0xfffffff0
lock xadd dword [edx + 0xc], esi
dec esi
test esi, esi
jg 0x4953c9
mov ecx, dword [edx]
push edx
mov eax, dword [ecx]
call dword [eax + 4]
mov eax, edi
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
mov ecx, dword [ebp - 0x14]
xor ecx, ebp
call fcn.0049f1b4
mov esp, ebp
pop ebp
ret 4
xor edi, edi
jmp 0x49536e
Function at 0x4953f0
Capabilities:
Persist via app paths registry key
Set registry value

Disassembly:
push ebp
mov ebp, esp
and esp, 0xfffffff8
sub esp, 0x94
mov eax, dword [0x505070]
xor eax, esp
mov dword [esp + 0x90], eax
push esi
lea eax, [esp + 0xc]
mov dword [esp + 0xc], 0
push eax
push 0xf003f
push 0
push str.SoftwareMicrosoftWindowsCurrentVersionApp_PathsMasterPDF.exe
push reloc.OLEAUT32.dll_SysReAllocString
mov esi, 0x80004005
call dword [sym.imp.ADVAPI32.dll_RegOpenKeyExW]
test eax, eax
jne 0x4954b7
push 0x80
push eax
lea eax, [esp + 0x18]
push eax
call fcn.004a1ef0
add esp, 0xc
push 0
call fcn.004b117c
add esp, 4
push edx
push eax
lea eax, [esp + 0x18]
push 0x4e5fb8
push eax
call dword [sym.imp.USER32.dll_wsprintfW]
lea eax, [esp + 0x20]
add esp, 0x10
lea edx, [eax + 2]
mov cx, word [eax]
add eax, 2
test cx, cx
jne 0x495471
sub eax, edx
sar eax, 1
add eax, eax
push eax
lea eax, [esp + 0x14]
push eax
push 1
push 0
push str.ActDate
push dword [esp + 0x20]
call dword [sym.imp.ADVAPI32.dll_RegSetValueExW]
neg eax
push ecx
sbb esi, esi
mov ecx, esp
lea eax, [esp + 0x14]
and esi, 0x80004005
push eax
call fcn.00405360
call fcn.00495270
push dword [esp + 0xc]
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
mov ecx, dword [esp + 0x94]
mov eax, esi
pop esi
xor ecx, esp
call fcn.0049f1b4
mov esp, ebp
pop ebp
ret
Function at 0x495c60
Capabilities:
Check if file exists
Create shortcut via ishelllink
Delete file

Disassembly:
push ebp
mov ebp, esp
sub esp, 0xc
mov eax, dword [0x505070]
xor eax, ebp
mov dword [ebp - 4], eax
push esi
mov esi, dword [ebp + 8]
lea eax, [ebp - 8]
push eax
push 0x4d4800
push 1
push 0
push 0x4d4860
mov dword [ebp - 8], 0
call dword [sym.imp.ole32.dll_CoCreateInstance]
test eax, eax
js 0x495d5e
cmp dword [esi + 0x60], 8
lea edx, [esi + 0x4c]
mov dword [ebp - 0xc], 0
jb 0x495cad
mov edx, dword [edx]
mov eax, dword [ebp - 8]
push edx
push eax
mov ecx, dword [eax]
call dword [ecx + 0x50]
cmp dword [esi + 0x48], 8
lea edx, [esi + 0x34]
jb 0x495cc2
mov edx, dword [edx]
mov eax, dword [ebp - 8]
push edx
push eax
mov ecx, dword [eax]
call dword [ecx + 0x24]
cmp dword [esi + 0x74], 0
je 0x495ce7
cmp dword [esi + 0x78], 8
lea edx, [esi + 0x64]
jb 0x495cdd
mov edx, dword [edx]
mov eax, dword [ebp - 8]
push edx
push eax
mov ecx, dword [eax]
call dword [ecx + 0x2c]
mov eax, dword [ebp - 8]
lea edx, [ebp - 0xc]
push edi
push edx
push 0x4d4840
mov ecx, dword [eax]
push eax
call dword [ecx]
mov edi, eax
test edi, edi
js 0x495d52
add esi, 0x7c
cmp dword [esi + 0x14], 8
jb 0x495d0c
mov eax, dword [esi]
jmp 0x495d0e
mov eax, esi
push eax
call dword [sym.imp.SHLWAPI.dll_PathFileExistsW]
test eax, eax
je 0x495d2c
cmp dword [esi + 0x14], 8
jb 0x495d23
mov eax, dword [esi]
jmp 0x495d25
mov eax, esi
push eax
call dword [sym.imp.KERNEL32.dll_DeleteFileW]
cmp dword [esi + 0x14], 8
jb 0x495d34
mov esi, dword [esi]
mov eax, dword [ebp - 0xc]
push 0
push esi
push eax
mov ecx, dword [eax]
call dword [ecx + 0x18]
mov edi, eax
mov eax, dword [ebp - 0xc]
push eax
mov ecx, dword [eax]
call dword [ecx + 8]
mov dword [ebp - 0xc], 0
mov eax, dword [ebp - 8]
push eax
mov ecx, dword [eax]
call dword [ecx + 8]
mov eax, edi
pop edi
mov ecx, dword [ebp - 4]
xor ecx, ebp
pop esi
call fcn.0049f1b4
mov esp, ebp
pop ebp
ret 4
Function at 0x495d70
Capabilities:
Create process on windows
Delete file

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x4d2f9b
mov eax, dword fs:[0]
push eax
sub esp, 0x4a8
mov eax, dword [0x505070]
xor eax, ebp
mov dword [ebp - 0x10], eax
push esi
push edi
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov edi, dword [ebp + 8]
lea ecx, [ebp - 0x4b4]
push edi
call fcn.00494060
push 0x208
lea eax, [ebp - 0x218]
mov dword [ebp - 4], 0
push 0
push eax
call fcn.004a1ef0
cmp dword [ebp - 0x46c], 8
lea eax, [ebp - 0x480]
mov esi, dword [sym.imp.USER32.dll_wsprintfW]
cmovae eax, dword [ebp - 0x480]
push eax
lea eax, [ebp - 0x218]
push 0x4e4b3c
push eax
call esi
push 0x208
lea eax, [ebp - 0x420]
push 0
push eax
call fcn.004a1ef0
cmp dword [ebp - 0x49c], 8
lea eax, [ebp - 0x4b0]
cmovae eax, dword [ebp - 0x4b0]
push eax
lea eax, [ebp - 0x420]
push str._s.lnk
push eax
call esi
add esp, 0x30
lea eax, [ebp - 0x420]
push eax
lea eax, [ebp - 0x218]
push eax
call dword [sym.imp.SHLWAPI.dll_PathAppendW]
cmp word [ebp - 0x218], 0
jne 0x495e4a
xor ecx, ecx
jmp 0x495e62
lea ecx, [ebp - 0x218]
lea edx, [ecx + 2]
mov ax, word [ecx]
add ecx, 2
test ax, ax
jne 0x495e53
sub ecx, edx
sar ecx, 1
push ecx
lea eax, [ebp - 0x218]
push eax
lea ecx, [ebp - 0x438]
call fcn.00408360
lea eax, [ebp - 0x4b4]
push eax
call fcn.00495c60
test eax, eax
js 0x495edb
cmp dword [edi + 0x90], 8
lea eax, [edi + 0x7c]
jb 0x495e93
mov eax, dword [eax]
mov esi, dword [sym.imp.KERNEL32.dll_DeleteFileW]
push eax
call esi
cmp dword [ebp - 0x424], 8
lea eax, [ebp - 0x438]
push 0
cmovae eax, dword [ebp - 0x438]
push 0
push 0
push eax
push str.TaskbarPin
push 0
call dword [sym.imp.SHELL32.dll_ShellExecuteW]
cmp dword [ebp - 0x424], 8
lea eax, [ebp - 0x438]
cmovae eax, dword [ebp - 0x438]
push eax
call esi
lea ecx, [ebp - 0x4b4]
call fcn.00492780
xor eax, eax
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
mov ecx, dword [ebp - 0x10]
xor ecx, ebp
call fcn.0049f1b4
mov esp, ebp
pop ebp
ret 4