joyce8/EMBER2024-capa huggingface dataset:
Function at 0x405ef0
Capabilities:
Set registry value

Disassembly:
mov eax, dword [esp + 4]
sub esp, 0x26c
sub eax, 0
push esi
je 0x405f2e
dec eax
je 0x405f1f
dec eax
je 0x405f10
xor eax, eax
pop esi
add esp, 0x26c
ret
lea eax, [esp + 0x10c]
push 0x411610
push eax
jmp 0x405f3b
lea ecx, [esp + 0x10c]
push 0x41160c
push ecx
jmp 0x405f3b
lea edx, [esp + 0x10c]
push 0x411608
push edx
mov esi, dword [sym.imp.USER32.dll_wsprintfA]
call esi
add esp, 8
lea eax, [esp + 0xc]
mov dword [esp + 8], 0x100
push ebx
push edi
push str.SoftwareBoChao
push eax
call esi
add esp, 8
lea ecx, [esp + 0x10]
lea edx, [esp + 0xc]
mov edi, dword [sym.imp.ADVAPI32.dll_RegCreateKeyExA]
push ecx
push edx
push 0
push 0x20006
push 0
push 0
lea eax, [esp + 0x2c]
push 0
push eax
push 0x80000001
call edi
mov ecx, dword [esp + 0xc]
mov ebx, dword [sym.imp.ADVAPI32.dll_RegCloseKey]
push ecx
call ebx
lea edx, [esp + 0x14]
push str.SoftwareBoChaoNETS
push edx
call esi
add esp, 8
lea eax, [esp + 0x10]
lea ecx, [esp + 0xc]
lea edx, [esp + 0x14]
push eax
push ecx
push 0
push 0x20006
push 0
push 0
push 0
push edx
push 0x80000001
call edi
lea edi, [esp + 0x114]
or ecx, 0xffffffff
xor eax, eax
repne scasb al, byte es:[edi]
not ecx
lea eax, [esp + 0x114]
push ecx
mov ecx, dword [esp + 0x10]
push eax
push 1
push 0
push str.vern
push ecx
call dword [sym.imp.ADVAPI32.dll_RegSetValueExA]
mov edx, dword [esp + 0xc]
push edx
call ebx
pop edi
pop ebx
mov eax, 1
pop esi
add esp, 0x26c
ret

Function at 0x406010
Capabilities:
Persist via windows service
Set registry value

Disassembly:
sub esp, 0x10c
push ebx
mov ebx, dword [sym.imp.USER32.dll_wsprintfA]
push esi
push edi
lea eax, [esp + 0x18]
push str.SoftwareBoChao
push eax
mov dword [esp + 0x1c], 0x100
call ebx
add esp, 8
lea ecx, [esp + 0x14]
lea edx, [esp + 0xc]
push ecx
push edx
push 0
push 0x20006
push 0
push 0
push 0
push str.SystemCurrentControlSetServiceseesntwks
push 0x80000002
call dword [sym.imp.ADVAPI32.dll_RegCreateKeyExA]
lea eax, [esp + 0x18]
push str.EES_WorkStation_Drivers
push eax
call ebx
lea edi, [esp + 0x20]
or ecx, 0xffffffff
xor eax, eax
add esp, 8
repne scasb al, byte es:[edi]
mov edx, dword [esp + 0xc]
mov esi, dword [sym.imp.ADVAPI32.dll_RegSetValueExA]
not ecx
push ecx
lea ecx, [esp + 0x1c]
push ecx
push 1
push eax
push str.DisPlayName
push edx
call esi
lea eax, [esp + 0x18]
push str.SystemRootSystem32driverseesntwks.sys
push eax
call ebx
lea edi, [esp + 0x20]
or ecx, 0xffffffff
xor eax, eax
add esp, 8
repne scasb al, byte es:[edi]
mov edx, dword [esp + 0xc]
not ecx
push ecx
lea ecx, [esp + 0x1c]
push ecx
push 2
push eax
push str.ImagePath
push edx
call esi
mov ecx, dword [esp + 0xc]
lea eax, [esp + 0x10]
push 4
push eax
push 4
push 0
push str.ErrorControl
push ecx
mov dword [esp + 0x28], 1
call esi
mov eax, dword [esp + 0xc]
lea edx, [esp + 0x10]
push 4
push edx
push 4
push 0
push str.Start
push eax
mov dword [esp + 0x28], 2
call esi
mov edx, dword [esp + 0xc]
lea ecx, [esp + 0x10]
push 4
push ecx
push 4
push 0
push str.Type
push edx
mov dword [esp + 0x28], 1
call esi
mov eax, dword [esp + 0xc]
push eax
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
pop edi
pop esi
mov eax, 1
pop ebx
add esp, 0x10c
ret
Function at 0x406140
Capabilities:
Shutdown system

Disassembly:
sub esp, 0x14
push esi
lea eax, [esp + 4]
push edi
push eax
push 0x28
call dword [sym.imp.KERNEL32.dll_GetCurrentProcess]
push eax
call dword [sym.imp.ADVAPI32.dll_OpenProcessToken]
lea ecx, [esp + 0x10]
push ecx
push str.SeShutdownPrivilege
push 0
call dword [sym.imp.ADVAPI32.dll_LookupPrivilegeValueA]
mov eax, dword [esp + 8]
mov esi, dword [sym.imp.ADVAPI32.dll_AdjustTokenPrivileges]
push 0
push 0
lea edx, [esp + 0x14]
push 0
push edx
push 0
push eax
mov dword [esp + 0x24], 1
mov dword [esp + 0x30], 2
call esi
mov edi, dword [sym.imp.KERNEL32.dll_GetLastError]
call edi
push 1
push 1
push 0
push 0x4116bc
push 0
call dword [sym.imp.ADVAPI32.dll_InitiateSystemShutdownA]
mov edx, dword [esp + 8]
push 0
push 0
lea ecx, [esp + 0x14]
push 0
push ecx
push 0
push edx
mov dword [esp + 0x30], 0
call esi
call edi
push 0
push 2
call dword [sym.imp.USER32.dll_ExitWindowsEx]
pop edi
pop esi
add esp, 0x14
ret
Function at 0x406780
Capabilities:
Query or enumerate registry value

Disassembly:
push 0xffffffffffffffff
push 0x40c20d
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x114
push ebx
push esi
mov dword [esp + 0x10], 0
push ecx
lea eax, [esp + 0x134]
mov ebx, 1
mov ecx, esp
mov dword [esp + 0x10], esp
push eax
mov dword [esp + 0x12c], ebx
mov dword [esp + 0x1c], ebx
mov dword [esp + 0x20], 0x100
call sub.MFC42.DLL_CString::CString_2
lea ecx, [esp + 0xc]
push ecx
call fcn.00406620
mov edx, dword [esp + 0x138]
push str.2002
push edx
mov byte [esp + 0x134], 2
call dword [sym.imp.MSVCRT.dll__mbscmp]
add esp, 0x10
test eax, eax
jne 0x406815
mov ecx, dword [esp + 8]
lea eax, [esp + 0xc]
push eax
push 0x20019
push 0
push ecx
push 0x80000002
jmp 0x40682b
mov eax, dword [esp + 8]
lea edx, [esp + 0xc]
push edx
push 0x20019
push 0
push eax
push 0x80000001
call dword [sym.imp.ADVAPI32.dll_RegOpenKeyExA]
test eax, eax
jne 0x406890
lea ecx, [esp + 0x18]
lea edx, [esp + 0x1c]
push ecx
mov ecx, dword [esp + 0x10]
lea eax, [esp + 0x18]
push edx
push eax
push 0
push str.CurVer
push ecx
call dword [sym.imp.ADVAPI32.dll_RegQueryValueExA]
test eax, eax
je 0x40687e
mov edx, dword [esp + 0xc]
push edx
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
mov esi, dword [esp + 0x12c]
push 0x412ad8
mov ecx, esi
call fcn.0040b2e8
mov dword [esp + 0x10], ebx
jmp 0x4068a7
mov eax, dword [esp + 0xc]
push eax
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
lea ecx, [esp + 0x1c]
push ecx
jmp 0x406895
push 0x412ad8
mov esi, dword [esp + 0x130]
mov ecx, esi
call fcn.0040b2e8
mov dword [esp + 0x10], ebx
lea ecx, [esp + 8]
mov byte [esp + 0x124], bl
call sub.MFC42.DLL_CString::CString
lea ecx, [esp + 0x130]
mov byte [esp + 0x124], 0
call sub.MFC42.DLL_CString::CString
mov ecx, dword [esp + 0x11c]
mov eax, esi
pop esi
mov dword fs:[0], ecx
pop ebx
add esp, 0x120
ret
Function at 0x406e40
Capabilities:
Check os version

Disassembly:
sub esp, 0xa0
push esi
mov esi, dword [sym.imp.KERNEL32.dll_GetVersionExA]
push edi
mov ecx, 0x27
xor eax, eax
lea edi, [esp + 0xc]
rep stosd dword es:[edi], eax
lea eax, [esp + 0xc]
mov dword [esp + 8], 0
push eax
mov dword [esp + 0x10], 0x9c
call esi
test eax, eax
jne 0x406e8d
lea ecx, [esp + 0xc]
mov dword [esp + 0xc], 0x94
push ecx
call esi
test eax, eax
je 0x406f23
mov eax, dword [esp + 0x1c]
sub eax, 0
je 0x406f15
dec eax
je 0x406ed8
dec eax
jne 0x406f23
mov eax, dword [esp + 0x10]
cmp eax, 4
ja 0x406ebe
push str.Microsoft_Windows_NT
call dword [sym.imp.MSVCRT.dll_printf]
add esp, 4
push str.winnt
jmp 0x406f28
cmp eax, 5
jne 0x406f23
push str.Microsoft_Windows_2000
call dword [sym.imp.MSVCRT.dll_printf]
add esp, 4
push str.win2000
jmp 0x406f28
mov eax, dword [esp + 0x10]
cmp eax, 4
ja 0x406f00
jne 0x406eeb
mov eax, dword [esp + 0x14]
test eax, eax
ja 0x406f00
push str.Microsoft_Windows_95
call dword [sym.imp.MSVCRT.dll_printf]
add esp, 4
push str.win95
jmp 0x406f28
push str.Microsoft_Windows_98
call dword [sym.imp.MSVCRT.dll_printf]
add esp, 4
push str.win98
jmp 0x406f28
push str.Microsoft_Win32s
call dword [sym.imp.MSVCRT.dll_printf]
add esp, 4
push 0x412ad8
mov esi, dword [esp + 0xb0]
mov ecx, esi
call fcn.0040b2e8
mov eax, esi
pop edi
pop esi
add esp, 0xa0
ret
Function at 0x406f50
Capabilities:
Create process on windows

Disassembly:
push 0xffffffffffffffff
push 0x40c3a8
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x24
push ebx
push esi
push 0xa
lea ecx, [esp + 0x14]
call sub.MFC42.DLL_CStringList::CStringList
mov eax, dword [esp + 0x3c]
lea ecx, [esp + 8]
push eax
mov dword [esp + 0x38], 0
call sub.MFC42.DLL_CString::CString_2
push 0x41115c
lea ecx, [esp + 0xc]
mov byte [esp + 0x38], 1
call sub.MFC42.DLL_CString::Find_1
mov esi, eax
cmp esi, 0xffffffff
je 0x407059
mov bl, 2
lea ecx, [esp + 0x3c]
push esi
push ecx
lea ecx, [esp + 0x10]
call sub.MFC42.DLL_CString::Left
mov edx, dword [esp + 8]
lea ecx, [esp + 8]
mov byte [esp + 0x34], bl
mov eax, dword [edx - 8]
sub eax, esi
dec eax
push eax
lea eax, [esp + 0x10]
push eax
call sub.MFC42.DLL_CString::Right
push eax
lea ecx, [esp + 0xc]
mov byte [esp + 0x38], 3
call sub.MFC42.DLL_CString::operator_1
lea ecx, [esp + 0xc]
mov byte [esp + 0x34], bl
call sub.MFC42.DLL_CString::CString
push 0x41115c
lea ecx, [esp + 0xc]
call sub.MFC42.DLL_CString::Find_1
lea ecx, [esp + 0x3c]
mov esi, eax
call sub.MFC42.DLL_CString::TrimLeft
lea ecx, [esp + 0x3c]
call sub.MFC42.DLL_CString::TrimRight_1
mov ecx, dword [esp + 0x3c]
push 0
push ecx
lea ecx, [esp + 0x18]
call sub.MFC42.DLL_CStringList::Find
test eax, eax
jne 0x407042
mov edx, dword [esp + 0x3c]
mov eax, dword [edx - 8]
test eax, eax
je 0x407042
lea eax, [esp + 0x3c]
lea ecx, [esp + 0x10]
push eax
call sub.MFC42.DLL_CStringList::AddTail
lea ecx, [esp + 0x3c]
mov byte [esp + 0x34], 1
call sub.MFC42.DLL_CString::CString
cmp esi, 0xffffffff
jne 0x406fab
mov esi, dword [esp + 0x14]
test esi, esi
je 0x4070d0
push edi
mov edi, dword [sym.imp.SHELL32.dll_ShellExecuteA]
mov bl, 4
mov eax, esi
mov esi, dword [esi]
add eax, 8
lea ecx, [esp + 0x40]
push eax
call sub.MFC42.DLL_CString::CString_2
mov ecx, dword [0x412b00]
mov byte [esp + 0x38], bl
push ecx
push str._INSTALLDIR_
lea ecx, [esp + 0x48]
call sub.MFC42.DLL_CString::Replace
mov edx, dword [0x412b10]
lea ecx, [esp + 0x40]
push edx
push str._SETUPDIR_
call sub.MFC42.DLL_CString::Replace
mov eax, dword [esp + 0x40]
push 5
push 0
push 0
push eax
push str.open
push 0
call edi
lea ecx, [esp + 0x40]
mov byte [esp + 0x38], 1
call sub.MFC42.DLL_CString::CString
test esi, esi
jne 0x40706a
pop edi
lea ecx, [esp + 8]
mov byte [esp + 0x34], 0
call sub.MFC42.DLL_CString::CString
lea ecx, [esp + 0x10]
mov dword [esp + 0x34], 0xffffffff
call fcn.0040b654
mov ecx, dword [esp + 0x2c]
pop esi
pop ebx
mov dword fs:[0], ecx
add esp, 0x30
ret
Function at 0x407310
Capabilities:
Encode data using xor

Disassembly:
push 0xffffffffffffffff
push 0x40c422
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0xc
push esi
push 0x10
mov dword [esp + 0x1c], 0
call sub.MFC42.DLL_operatornew
add esp, 4
mov dword [esp + 4], eax
test eax, eax
mov byte [esp + 0x18], 1
je 0x407353
mov ecx, eax
call sub.MFC42.DLL_CFile::CFile
mov esi, eax
jmp 0x407355
xor esi, esi
mov ecx, dword [esp + 0x20]
mov eax, dword [esi]
push 0
push 0x42
push ecx
mov ecx, esi
mov byte [esp + 0x24], 0
call dword [eax + 0x28]
test eax, eax
jne 0x407384
test esi, esi
je 0x407439
mov edx, dword [esi]
push 1
mov ecx, esi
call dword [edx + 4]
jmp 0x407439
mov eax, dword [esi]
push ebx
push edi
mov ecx, esi
call dword [eax + 0x38]
mov ebx, eax
push ebx
call sub.MFC42.DLL_operatornew
mov edx, dword [esi]
add esp, 4
mov ecx, esi
mov edi, eax
push 0
push 0
call dword [edx + 0x30]
mov eax, dword [esi]
push ebx
push edi
mov ecx, esi
call dword [eax + 0x3c]
xor eax, eax
test ebx, ebx
jle 0x4073c6
mov dl, byte [eax + edi]
mov cl, bl
xor cl, dl
xor cl, 0x19
mov byte [eax + edi], cl
inc eax
cmp eax, ebx
jl 0x4073b4
mov edx, dword [esi]
push 0
push 0
mov ecx, esi
call dword [edx + 0x30]
mov eax, dword [esi]
push ebx
push edi
mov ecx, esi
call dword [eax + 0x40]
push edi
call sub.MFC42.DLL_operatordelete
mov ecx, dword [str.love]
mov dl, byte [0x411930]
add esp, 4
mov dword [esp + 0x10], ecx
mov byte [esp + 0x14], dl
xor eax, eax
mov bl, byte [esp + eax + 0x10]
xor bl, 0x19
mov byte [esp + eax + 0x10], bl
inc eax
cmp eax, 5
jl 0x4073f9
mov eax, dword [esi]
push 2
push 0
mov ecx, esi
call dword [eax + 0x30]
mov edx, dword [esi]
lea eax, [esp + 0x10]
push 5
push eax
mov ecx, esi
call dword [edx + 0x40]
mov edx, dword [esi]
mov ecx, esi
call dword [edx + 0x54]
pop edi
pop ebx
test esi, esi
je 0x407439
mov eax, dword [esi]
push 1
mov ecx, esi
call dword [eax + 4]
lea ecx, [esp + 0x20]
mov dword [esp + 0x18], 0xffffffff
call sub.MFC42.DLL_CString::CString
mov ecx, dword [esp + 0x10]
pop esi
mov dword fs:[0], ecx
add esp, 0x18
ret
Function at 0x4087c0
Capabilities:
Encode data using xor

Disassembly:
push esi
mov esi, dword [esp + 0xc]
test esi, esi
jne 0x4087cf
xor eax, eax
pop esi
ret 0xc
mov eax, dword [0x41194c]
test eax, eax
je 0x4087dd
call fcn.00408670
mov edx, dword [esp + 0x10]
cmp edx, 8
mov eax, dword [esp + 8]
not eax
jb 0x4088d1
push ebx
push edi
mov edi, edx
shr edi, 3
xor ecx, ecx
mov cl, byte [esi]
mov ebx, eax
shr ebx, 8
sub edx, 8
xor ecx, eax
and ecx, 0xff
mov eax, dword [ecx*4 + 0x412bf8]
xor eax, ebx
xor ecx, ecx
mov cl, byte [esi + 1]
inc esi
xor ecx, eax
and ecx, 0xff
mov ecx, dword [ecx*4 + 0x412bf8]
shr eax, 8
xor ecx, eax
xor eax, eax
mov al, byte [esi + 1]
inc esi
xor eax, ecx
and eax, 0xff
mov eax, dword [eax*4 + 0x412bf8]
shr ecx, 8
xor eax, ecx
xor ecx, ecx
mov cl, byte [esi + 1]
inc esi
xor ecx, eax
and ecx, 0xff
mov ecx, dword [ecx*4 + 0x412bf8]
shr eax, 8
xor ecx, eax
xor eax, eax
mov al, byte [esi + 1]
inc esi
xor eax, ecx
and eax, 0xff
mov eax, dword [eax*4 + 0x412bf8]
shr ecx, 8
xor eax, ecx
xor ecx, ecx
mov cl, byte [esi + 1]
inc esi
xor ecx, eax
and ecx, 0xff
mov ecx, dword [ecx*4 + 0x412bf8]
shr eax, 8
xor ecx, eax
xor eax, eax
mov al, byte [esi + 1]
inc esi
xor eax, ecx
and eax, 0xff
mov eax, dword [eax*4 + 0x412bf8]
shr ecx, 8
xor eax, ecx
xor ecx, ecx
mov cl, byte [esi + 1]
inc esi
xor ecx, eax
and ecx, 0xff
mov ecx, dword [ecx*4 + 0x412bf8]
shr eax, 8
xor eax, ecx
inc esi
dec edi
jne 0x4087f7
pop edi
pop ebx
test edx, edx
je 0x4088f1
xor ecx, ecx
mov cl, byte [esi]
xor ecx, eax
and ecx, 0xff
mov ecx, dword [ecx*4 + 0x412bf8]
shr eax, 8
xor eax, ecx
inc esi
dec edx
jne 0x4088d5
not eax
pop esi
ret 0xc
Function at 0x419aa0
Capabilities:
Enumerate files on windows

Disassembly:
push 0xffffffffffffffff
push 0x4a4edb
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x180
push ebx
push ebp
mov ebp, ecx
lea ecx, [esp + 8]
lea eax, [ebp + 0x40]
push eax
call fcn.00499898
mov ecx, dword [esp + 8]
mov dword [esp + 0x190], 0
mov eax, dword [ecx - 8]
test eax, eax
je 0x419b22
lea edx, [esp + 0x10]
push 1
push edx
lea ecx, [esp + 0x10]
call fcn.00497772
mov eax, dword [eax]
push 0x4cae00
push eax
call fcn.00489924
add esp, 8
lea ecx, [esp + 0x10]
test eax, eax
setne bl
call fcn.00499b23
test bl, bl
je 0x419b22
push 0x4cae00
lea ecx, [esp + 0xc]
call fcn.00499eb3
push 0x4cae0c
lea ecx, [esp + 0xc]
call fcn.00499eb3
mov ecx, dword [esp + 8]
lea eax, [esp + 0x48]
push eax
push ecx
call dword [sym.imp.KERNEL32.dll_FindFirstFileA]
cmp eax, 0xffffffff
mov dword [esp + 0xc], eax
jne 0x419b5e
lea ecx, [esp + 8]
mov dword [esp + 0x190], eax
call fcn.00499b23
jmp 0x419c29
push esi
mov esi, dword [esp + 0x19c]
push edi
mov edi, dword [sym.imp.USER32.dll_SendMessageA]
mov ebx, 0x23
test byte [esp + 0x50], 0x10
je 0x419be2
lea edx, [esp + 0x7c]
push 0x4cae08
push edx
call fcn.00489924
add esp, 8
test eax, eax
je 0x419be2
lea eax, [esp + 0x7c]
push 0x4cae04
push eax
call fcn.00489924
add esp, 8
test eax, eax
je 0x419be2
mov eax, dword [ebp + 0x1c]
lea edx, [esp + 0x1c]
push edx
push 0
lea ecx, [esp + 0x84]
push 0x1100
push eax
mov dword [esp + 0x2c], esi
mov dword [esp + 0x30], 0xffff0003
mov dword [esp + 0x4c], 0
mov dword [esp + 0x50], 1
mov dword [esp + 0x44], ecx
mov dword [esp + 0x34], ebx
call edi
mov edx, dword [esp + 0x14]
lea ecx, [esp + 0x50]
push ecx
push edx
call dword [sym.imp.KERNEL32.dll_FindNextFileA]
test eax, eax
jne 0x419b72
mov eax, dword [esp + 0x14]
push eax
call dword [sym.imp.KERNEL32.dll_FindClose]
mov ecx, dword [ebp + 0x1c]
push esi
push 2
push 0x1102
push ecx
call edi
lea ecx, [esp + 0x10]
mov dword [esp + 0x198], 0xffffffff
call fcn.00499b23
pop edi
pop esi
mov ecx, dword [esp + 0x188]
pop ebp
pop ebx
mov dword fs:[0], ecx
add esp, 0x18c
ret 4

Function at 0x41a430
Capabilities:
Query or enumerate registry value

Disassembly:
mov ecx, dword [esp + 8]
mov edx, dword [esp + 4]
sub esp, 0x10c
lea eax, [esp]
push esi
push eax
push 1
push 0
push ecx
push edx
call dword [sym.imp.ADVAPI32.dll_RegOpenKeyExA]
mov esi, eax
test esi, esi
jne 0x41a492
mov edx, dword [esp + 4]
lea eax, [esp + 8]
lea ecx, [esp + 0xc]
push eax
push ecx
push esi
push edx
mov dword [esp + 0x18], 0x104
call dword [sym.imp.ADVAPI32.dll_RegQueryValueA]
mov ecx, dword [esp + 0x11c]
lea eax, [esp + 0xc]
push eax
push ecx
call dword [sym.imp.KERNEL32.dll_lstrcpyA]
mov edx, dword [esp + 4]
push edx
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
mov eax, esi
pop esi
add esp, 0x10c
ret 0xc
Function at 0x41a4a0
Capabilities:
Create process on windows

Disassembly:
push 0xffffffffffffffff
push 0x4a4f5b
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x20c
mov eax, dword [0x4dbdf0]
push esi
push edi
mov edi, ecx
mov dword [esp + 8], eax
mov eax, dword [edi + 0x44]
mov dword [esp + 0x21c], 0
test eax, eax
jne 0x41a5d8
mov ecx, dword [edi + 0x48]
lea esi, [edi + 0x48]
mov eax, dword [ecx - 8]
test eax, eax
jne 0x41a506
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.00499b23
xor eax, eax
jmp 0x41a64f
push str.mailto:
lea ecx, [esp + 0xc]
call fcn.00499c60
push esi
lea ecx, [esp + 0xc]
call fcn.00499eef
mov ecx, dword [esp + 8]
push ebx
push ebp
mov ebp, dword [esp + 0x22c]
push ebp
push 0
push 0
push ecx
push str.open
push 0
call dword [sym.imp.SHELL32.dll_ShellExecuteA]
mov esi, eax
cmp esi, 0x20
ja 0x41a62d
lea edx, [esp + 0x14]
mov ecx, edi
push edx
push str..htm
push SysReAllocString
call fcn.0041a430
test eax, eax
jne 0x41a62d
mov ebx, dword [sym.imp.KERNEL32.dll_lstrcatA]
lea eax, [esp + 0x14]
push str._shellopencommand
push eax
call ebx
lea ecx, [esp + 0x14]
lea edx, [esp + 0x14]
push ecx
push edx
push SysReAllocString
mov ecx, edi
call fcn.0041a430
test eax, eax
jne 0x41a62d
lea eax, [esp + 0x14]
push 0x4cae1c
push eax
call fcn.0048aa70
mov esi, eax
add esp, 8
test esi, esi
jne 0x41a60c
lea ecx, [esp + 0x14]
push 0x4cae18
push ecx
call fcn.0048a9f0
mov esi, eax
add esp, 8
test esi, esi
jne 0x41a60c
lea edx, [esp + 0x14]
push edx
call dword [sym.imp.KERNEL32.dll_lstrlenA]
lea esi, [esp + eax + 0x13]
jmp 0x41a60f
lea edx, [edi + 0x4c]
lea ecx, [esp + 8]
push edx
call fcn.00499c10
mov eax, dword [esp + 8]
mov ecx, dword [eax - 8]
test ecx, ecx
jne 0x41a51e
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.00499b23
xor eax, eax
jmp 0x41a64f
mov byte [esi], 0
push 0x4cae14
push esi
call ebx
mov eax, dword [esp + 0x10]
push eax
push esi
call ebx
lea ecx, [esp + 0x14]
push ebp
push ecx
call dword [sym.imp.KERNEL32.dll_WinExec]
mov esi, eax
xor edx, edx
cmp esi, 0x20
setg dl
lea ecx, [esp + 0x10]
mov esi, edx
mov dword [esp + 0x224], 0xffffffff
call fcn.00499b23
pop ebp
mov eax, esi
pop ebx
mov ecx, dword [esp + 0x214]
pop edi
pop esi
mov dword fs:[0], ecx
add esp, 0x218
ret 4
Function at 0x42b060
Capabilities:
Log keystrokes via polling

Disassembly:
mov eax, dword [esp + 4]
push esi
push edi
mov edi, dword [sym.imp.USER32.dll_GetKeyState]
mov cl, byte [eax + 8]
and ecx, 0xff
mov esi, ecx
cmp si, 0x60
jb 0x42b0ce
cmp si, 0x69
ja 0x42b0ce
add esi, 0xffd0
cmp si, 0x11
je 0x42b09e
push 0x11
call edi
test ax, ax
jge 0x42b09e
or esi, 0x2000
cmp si, 0x10
je 0x42b0b3
push 0x10
call edi
test ax, ax
jge 0x42b0b3
or esi, 0x4000
cmp si, 0x12
je 0x42b0c8
push 0x12
call edi
test ax, ax
jge 0x42b0c8
or esi, 0x8000
mov ax, si
pop edi
pop esi
ret
cmp si, 0x6d
jne 0x42b0db
mov esi, 0xbd
jmp 0x42b08f
cmp si, 0x6e
jne 0x42b0e8
mov esi, 0xbe
jmp 0x42b08f
cmp si, 0x6f
jne 0x42b089
mov esi, 0xbf
jmp 0x42b08f

Function at 0x42ca60
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push ecx
mov eax, dword [0x4ec598]
xor edx, edx
cmp eax, edx
jne 0x42ca86
xor eax, eax
mov byte [eax + 0x4ec498], al
inc eax
cmp eax, 0x100
jl 0x42ca6e
mov dword [0x4ec598], 1
mov eax, dword [esp + 0xc]
push ebx
mov ebx, dword [esp + 0x14]
push esi
push edi
mov ecx, 0x40
mov esi, 0x4ec498
mov edi, ebx
rep movsd dword es:[edi], dword [esi]
cmp eax, edx
mov byte [ebx + 0x100], dl
mov byte [ebx + 0x101], dl
jle 0x42cb17
xor esi, esi
push ebp
mov byte [esp + 0x20], dl
xor ecx, ecx
mov edi, dword [esp + 0x20]
mov ebp, dword [esp + 0x18]
mov al, byte [esi + ebx]
and edi, 0xff
xor edx, edx
mov dl, byte [edi + ebp]
mov ebp, eax
and ebp, 0xff
add ecx, edx
add ecx, ebp
and ecx, 0x800000ff
jns 0x42caea
dec ecx
or ecx, 0xffffff00
inc ecx
mov byte [esp + 0x10], cl
mov ecx, dword [esp + 0x10]
and ecx, 0xff
mov dl, byte [ecx + ebx]
mov byte [esi + ebx], dl
mov byte [ecx + ebx], al
lea eax, [edi + 1]
cdq
idiv dword [esp + 0x1c]
inc esi
cmp esi, 0x100
mov byte [esp + 0x20], dl
jl 0x42cab8
pop ebp
pop edi
pop esi
pop ebx
pop ecx
ret

Function at 0x42cb20
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
sub esp, 8
mov eax, dword [ebp + 0x10]
push ebx
push esi
push edi
mov cl, byte [eax + 0x100]
mov dl, byte [eax + 0x101]
mov dword [ebp - 8], eax
mov byte [ebp - 1], cl
mov byte [ebp - 2], dl
xor ebx, ebx
mov bl, byte [ebp - 1]
xor edx, edx
mov dl, byte [ebp - 2]
mov esi, dword [ebp - 8]
mov edi, dword [ebp + 8]
xor eax, eax
mov ecx, dword [ebp + 0xc]
test ecx, ecx
jle 0x42cb73
inc bl
mov al, byte [esi + ebx]
add dl, al
xchg byte [esi + edx], al
mov byte [esi + ebx], al
add al, byte [esi + edx]
mov al, byte [esi + eax]
xor byte [edi], al
inc edi
dec ecx
jne 0x42cb5a
mov byte [ebp - 1], bl
mov byte [ebp - 2], dl
mov eax, dword [ebp + 0x10]
mov cl, byte [ebp - 1]
mov dl, byte [ebp - 2]
pop edi
pop esi
mov byte [eax + 0x100], cl
mov byte [eax + 0x101], dl
pop ebx
mov esp, ebp
pop ebp
ret
Function at 0x433bb0
Capabilities:
Enumerate pe sections

Disassembly:
sub esp, 0x18
mov eax, dword [esp + 0x1c]
push ebx
push ebp
push esi
xor esi, esi
xor ecx, ecx
mov si, word [eax + 8]
mov cx, word [eax + 4]
xor ebp, ebp
xor edx, edx
mov bp, word [eax + 0xa]
mov dx, word [eax + 6]
sub esi, ecx
sub ebp, edx
inc esi
xor ebx, ebx
inc ebp
cmp esi, ebx
mov dword [esp + 0x14], esi
jle 0x433d48
cmp ebp, ebx
jle 0x433d48
mov eax, esi
push edi
cdq
and edx, 7
add eax, edx
mov edi, eax
mov eax, esi
sar edi, 3
and eax, 0x80000007
mov dword [esp + 0x10], edi
jns 0x433c0e
dec eax
or eax, 0xfffffff8
inc eax
je 0x433c15
inc edi
mov dword [esp + 0x10], edi
mov ecx, edi
and ecx, reloc.WS2_32.dll_accept
jns 0x433c24
dec ecx
or ecx, 0xfffffffe
inc ecx
je 0x433c2b
inc edi
mov dword [esp + 0x10], edi
push 0x18
call fcn.00499864
add esp, 4
cmp eax, ebx
je 0x433c4c
mov dword [eax], ebx
mov dword [eax + 4], ebx
mov dword [eax + 8], ebx
mov dword [eax + 0xc], ebx
mov dword [eax + 0x10], ebx
mov dword [eax + 0x14], ebx
mov ebx, eax
mov eax, edi
mov dword [esp + 0x14], ebx
imul eax, ebp
push eax
mov dword [ebx], 7
mov dword [ebx + 4], esi
mov dword [ebx + 8], ebp
mov dword [ebx + 0x14], eax
call fcn.00499864
mov ecx, dword [ebx + 0x14]
mov edi, eax
mov edx, ecx
xor eax, eax
shr ecx, 2
mov dword [ebx + 0x10], edi
add esp, 4
rep stosd dword es:[edi], eax
mov ecx, edx
and ecx, 3
rep stosb byte es:[edi], al
mov eax, dword [esp + 0x2c]
test ebp, ebp
lea edx, [eax + 0x80]
jle 0x433d3e
xor eax, eax
mov dword [esp + 0x20], ebp
mov dword [esp + 0x1c], eax
mov ebp, dword [ebx + 0x10]
xor ecx, ecx
add ebp, eax
mov dword [esp + 0x2c], ecx
test esi, esi
jle 0x433d25
mov al, byte [edx]
cmp al, 0xc0
jbe 0x433d11
and eax, 0xff
sub eax, 0xc0
inc edx
mov esi, eax
mov dword [esp + 0x24], edx
cmp esi, 1
jle 0x433d06
xor eax, eax
mov ecx, esi
mov al, byte [edx]
mov edx, ecx
mov bl, al
mov edi, ebp
mov bh, bl
dec esi
mov eax, ebx
shl eax, 0x10
mov ax, bx
mov ebx, dword [esp + 0x14]
shr ecx, 2
rep stosd dword es:[edi], eax
mov ecx, edx
mov edx, dword [esp + 0x24]
and ecx, 3
add ebp, esi
rep stosb byte es:[edi], al
mov eax, dword [esp + 0x2c]
lea ecx, [eax + esi*8]
mov esi, dword [esp + 0x18]
jmp 0x433d14
mov al, byte [edx]
mov esi, dword [esp + 0x18]
mov byte [ebp], al
jmp 0x433d14
mov byte [ebp], al
inc ebp
add ecx, 8
inc edx
cmp ecx, esi
mov dword [esp + 0x2c], ecx
jl 0x433cb0
mov eax, dword [esp + 0x1c]
mov edi, dword [esp + 0x10]
mov ecx, dword [esp + 0x20]
add eax, edi
dec ecx
mov dword [esp + 0x1c], eax
mov dword [esp + 0x20], ecx
jne 0x433ca1
pop edi
pop esi
mov eax, ebx
pop ebp
pop ebx
add esp, 0x18
ret
pop esi
pop ebp
xor eax, eax
pop ebx
add esp, 0x18
ret