joyce8/EMBER2024-capa huggingface dataset:
Function at 0x471755
Capabilities:
Capture webcam image

Disassembly:
sub esp, 0x44
push ebx
push ebp
push esi
mov esi, ecx
push edi
mov eax, dword [esi + 0x3c]
test eax, eax
je 0x47186d
push eax
call dword [sym.imp.USER32.dll_IsWindow]
test eax, eax
je 0x47186d
mov eax, dword [esi + 0x3c]
push eax
call fcn.004bbb88
mov esi, eax
test esi, esi
je 0x47186d
mov ebx, dword [esp + 0x58]
mov ecx, dword [esi + 0x1c]
mov ebp, dword [sym.imp.USER32.dll_SendMessageA]
push 0
push ebx
push 0x419
push ecx
call ebp
mov edi, eax
test edi, edi
jl 0x47186d
mov ecx, esi
call fcn.004716c0
cmp edi, eax
jge 0x47186d
mov eax, dword [esi + 0xc4]
mov edx, dword [esi + 0xc0]
mov dword [esp + 0x2c], eax
mov eax, dword [esp + 0x5c]
xor ecx, ecx
mov dword [esp + 0x28], edx
cmp eax, ecx
mov dword [esp + 0x30], eax
mov dword [esp + 0x34], ecx
mov dword [esp + 0x4c], ecx
mov dword [esp + 0x50], ecx
mov dword [esp + 0x38], edi
jne 0x4717f3
mov dword [esp + 0x34], 1
jmp 0x47184e
mov edx, dword [esi + 0x1c]
lea ecx, [esp + 0x18]
push ecx
push ebx
push 0x433
push edx
call ebp
test eax, eax
je 0x47186d
mov eax, dword [esp + 0x60]
mov ecx, dword [esp + 0x18]
mov edx, dword [esp + 0x24]
mov dword [esp + 0x10], ecx
mov dword [eax], 0
mov ecx, dword [esi + 0x1c]
lea eax, [esp + 0x10]
add edx, 2
push eax
push ecx
mov dword [esp + 0x1c], edx
call dword [sym.imp.USER32.dll_ClientToScreen]
mov edx, dword [esp + 0x10]
mov eax, dword [esp + 0x14]
mov dword [esp + 0x34], 3
mov dword [esp + 0x3c], edx
mov dword [esp + 0x40], eax
xor ecx, ecx
push ecx
lea ecx, [esp + 0x2c]
push ecx
push 0x7d8
call fcn.0046ff30
pop edi
pop esi
pop ebp
mov eax, 1
pop ebx
add esp, 0x44
ret 0xc
pop edi
pop esi
pop ebp
xor eax, eax
pop ebx
add esp, 0x44
ret 0xc

Function at 0x475bf0
Capabilities:
Check for time delay via gettickcount

Disassembly:
sub esp, 0xa0
push ebx
push ebp
mov ebp, dword [esp + 0xac]
push esi
push edi
push ebp
call sub.RASAPI32.dll_RasHangUpA
mov esi, dword [sym.imp.KERNEL32.dll_GetTickCount]
mov ecx, 0x28
xor eax, eax
lea edi, [esp + 0x10]
rep stosd dword es:[edi], eax
mov dword [esp + 0x10], 0xa0
call esi
mov edi, eax
call esi
sub eax, edi
cmp eax, 0xbb8
jae 0x475c56
mov ebx, dword [sym.imp.KERNEL32.dll_Sleep]
lea eax, [esp + 0x10]
push eax
push ebp
call sub.RASAPI32.dll_RasGetConnectStatusA
cmp eax, 6
je 0x475c56
push 0
call ebx
call esi
sub eax, edi
cmp eax, 0xbb8
jb 0x475c37
pop edi
pop esi
pop ebp
pop ebx
add esp, 0xa0
ret

Function at 0x475fe0
Capabilities:
Create http request

Disassembly:
push esi
mov esi, ecx
cmp dword [esi], 0
jne 0x476018
mov edx, dword [esi + 4]
xor eax, eax
push 0
push 0
mov ecx, dword [edx - 8]
test ecx, ecx
setne al
mov ecx, eax
neg ecx
sbb ecx, ecx
and ecx, edx
neg eax
sbb eax, eax
push ecx
and eax, 2
inc eax
push eax
push str.Mozilla_4.0__compatible__MSIE_6.0__Windows_NT_5.0_
call dword [sym.imp.WININET.dll_InternetOpenA]
mov dword [esi], eax
mov ecx, dword [esi]
xor eax, eax
test ecx, ecx
setne al
pop esi
ret
Function at 0x476c40
Capabilities:
Get socket status

Disassembly:
sub esp, 0x10c
mov eax, dword [ecx]
lea ecx, [esp]
push ecx
push 0
lea edx, [esp + 0x10]
push 0
push edx
push 0
mov dword [esp + 0x14], 0
mov dword [esp + 0x18], 0
mov dword [esp + 0x20], eax
mov dword [esp + 0x1c], 1
call sub.WS2_32.dll_select
cmp eax, 0xffffffff
jne 0x476c89
xor eax, eax
add esp, 0x10c
ret 4
mov edx, dword [esp + 0x110]
xor ecx, ecx
test eax, eax
setne cl
mov dword [edx], ecx
mov eax, 1
add esp, 0x10c
ret 4

Function at 0x477100
Capabilities:
Access peb ldr_data

Disassembly:
push 0xffffffffffffffff
push 0x4cb640
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 8
push esi
mov esi, ecx
lea ecx, [esp + 4]
call fcn.00476cb0
lea eax, [esp + 4]
lea ecx, [esi + 4]
push eax
mov dword [esp + 0x18], 0
call fcn.00476d30
lea ecx, [esp + 4]
push ecx
lea ecx, [esi + 0x14]
call fcn.00476d30
lea ecx, [esi + 0xc]
call fcn.004ba060
lea ecx, [esi + 0x10]
call fcn.004ba060
push 0xffffffffffffffff
push 0
lea ecx, [esi + 0x1c]
call fcn.004782c0
push 0xffffffffffffffff
push 0
lea ecx, [esi + 0x30]
call fcn.004782c0
push 0xffffffffffffffff
push 0
lea ecx, [esi + 0x44]
call fcn.004782c0
lea ecx, [esp + 8]
mov dword [esp + 0x14], 1
call fcn.004ba0d5
lea ecx, [esp + 4]
mov dword [esp + 0x14], 0xffffffff
call fcn.004ba0d5
mov ecx, dword [esp + 0xc]
pop esi
mov dword fs:[0], ecx
add esp, 0x14
ret
Function at 0x482770
Capabilities:
Create process on windows

Disassembly:
sub esp, 0x208
push ebx
push ebp
push esi
push edi
mov esi, ecx
push 0
call fcn.00488bf0
mov ebp, dword [esp + 0x220]
mov eax, dword [esp + 0x21c]
push ebp
push 0
push 0
push eax
push str.open
push 0
call dword [sym.imp.SHELL32.dll_ShellExecuteA]
mov edi, eax
cmp edi, 0x20
ja 0x482869
lea ecx, [esp + 0x10]
push ecx
push str..htm
push 0x80000000
mov ecx, esi
call fcn.00482880
test eax, eax
jne 0x482869
mov ebx, dword [sym.imp.KERNEL32.dll_lstrcatA]
lea edx, [esp + 0x10]
push str._shellopencommand
push edx
call ebx
lea eax, [esp + 0x10]
lea ecx, [esp + 0x10]
push eax
push ecx
push 0x80000000
mov ecx, esi
call fcn.00482880
test eax, eax
jne 0x482869
lea edx, [esp + 0x10]
push str.__1_
push edx
call fcn.004a9af0
mov esi, eax
add esp, 8
test esi, esi
jne 0x48283a
lea eax, [esp + 0x10]
push 0x5f7be4
push eax
call fcn.004a9af0
mov esi, eax
add esp, 8
test esi, esi
jne 0x48283a
lea ecx, [esp + 0x10]
push ecx
call dword [sym.imp.KERNEL32.dll_lstrlenA]
lea esi, [esp + eax + 0xf]
jmp 0x48283d
mov byte [esi], 0
push 0x5f73ac
push esi
call ebx
mov edx, dword [esp + 0x21c]
push edx
push esi
call ebx
lea eax, [esp + 0x10]
push ebp
push eax
call dword [sym.imp.KERNEL32.dll_WinExec]
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x208
ret 8
mov eax, edi
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x208
ret 8

Function at 0x482880
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 0x4828e2
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 0x488b30
Capabilities:
Get common file path

Disassembly:
push 0xffffffffffffffff
push 0x4cc518
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
push ecx
push edi
mov edi, ecx
mov eax, dword [edi + 0x118]
test eax, eax
jne 0x488be0
mov eax, dword [0x5f9044]
push esi
mov dword [esp + 8], eax
push 0x104
push 0x104
lea ecx, [esp + 0x10]
mov dword [esp + 0x1c], 0
call fcn.004ba505
push eax
call dword [sym.imp.KERNEL32.dll_GetWindowsDirectoryA]
push 0xffffffffffffffff
lea ecx, [esp + 0xc]
call fcn.004ba554
push str.winhlp32.exe
lea ecx, [esp + 0xc]
call fcn.004ba4b1
mov ecx, dword [esp + 8]
push ecx
call dword [sym.imp.KERNEL32.dll_LoadLibraryA]
mov esi, eax
test esi, esi
je 0x488bc7
push 0x6a
push esi
call dword [sym.imp.USER32.dll_LoadCursorA]
test eax, eax
je 0x488bc7
push eax
call dword [sym.imp.USER32.dll_CopyIcon]
mov dword [edi + 0x118], eax
push esi
call dword [sym.imp.KERNEL32.dll_FreeLibrary]
lea ecx, [esp + 8]
mov dword [esp + 0x14], 0xffffffff
call fcn.004ba0d5
pop esi
mov ecx, dword [esp + 8]
pop edi
mov dword fs:[0], ecx
add esp, 0x10
ret
Function at 0x48bce0
Capabilities:
Get number of processors

Disassembly:
mov eax, dword fs:[0]
push 0xffffffffffffffff
push 0x4cc9a0
push eax
mov dword fs:[0], esp
sub esp, 0x14
push ebx
push esi
push edi
mov edi, dword [esp + 0x30]
mov esi, ecx
mov eax, dword [edi]
mov ecx, dword [eax - 8]
test ecx, ecx
je 0x48be87
mov ecx, dword [0x5f9044]
mov dword [esp + 0x10], 0
mov dword [esp + 0xc], ecx
mov dword [esp + 0x28], 0
mov dword [esp + 0x30], ecx
mov ecx, dword [eax - 8]
mov bl, 1
test ecx, ecx
mov byte [esp + 0x28], bl
jle 0x48bddc
lea eax, [esp + 0x10]
lea ecx, [esp + 0x14]
push eax
push edi
push ecx
mov ecx, esi
call fcn.0048aa00
push eax
lea ecx, [esp + 0x10]
mov byte [esp + 0x2c], 2
call fcn.004ba20e
lea ecx, [esp + 0x14]
mov byte [esp + 0x28], bl
call fcn.004ba0d5
push ecx
mov ecx, esp
mov dword [esp + 0x20], esp
push 0x5f73ac
call fcn.004ba143
lea edx, [esp + 0x14]
push 0x3d
push edx
lea eax, [esp + 0x24]
push edi
push eax
mov ecx, esi
call fcn.0048adc0
push eax
lea ecx, [esp + 0x34]
mov byte [esp + 0x2c], 3
call fcn.004ba20e
lea ecx, [esp + 0x18]
mov byte [esp + 0x28], bl
call fcn.004ba0d5
lea ecx, [esp + 0xc]
call fcn.004ba5e9
mov ecx, dword [esp + 0xc]
push 0x5f7dec
push ecx
call fcn.004a8944
add esp, 8
test eax, eax
je 0x48be04
mov edx, dword [edi]
mov ecx, dword [esp + 0x10]
mov eax, dword [edx - 8]
cmp ecx, eax
jl 0x48bd3d
mov esi, dword [esp + 0x34]
lea ecx, [esp + 0x30]
mov byte [esp + 0x28], 0
call fcn.004ba0d5
lea ecx, [esp + 0xc]
mov dword [esp + 0x28], 0xffffffff
call fcn.004ba0d5
jmp 0x48be8b
lea eax, [esp + 0x30]
mov ecx, esi
push eax
call fcn.0048ba80
test eax, eax
push 0
je 0x48be6f
lea ecx, [esp + 0x34]
push 0x64
push ecx
mov ecx, esi
call fcn.0048a120
mov ecx, dword [esp + 0x3c]
test ecx, ecx
je 0x48be55
cmp eax, 0x64
jg 0x48be43
mov edx, dword [esp + 0x38]
push eax
push 0x64
push edx
call dword [sym.imp.KERNEL32.dll_MulDiv]
mov esi, eax
jmp 0x48bde0
push 0x64
push eax
mov eax, dword [esp + 0x40]
push eax
call dword [sym.imp.KERNEL32.dll_MulDiv]
mov esi, eax
jmp 0x48bde0
cmp eax, 0x64
jge 0x48bddc
mov ecx, dword [esp + 0x34]
push 0x64
push eax
push ecx
call dword [sym.imp.KERNEL32.dll_MulDiv]
mov esi, eax
jmp 0x48bde0
mov edx, dword [esp + 0x3c]
lea eax, [esp + 0x34]
push edx
push eax
mov ecx, esi
call fcn.0048a120
mov esi, eax
jmp 0x48bde0
mov esi, dword [esp + 0x34]
mov eax, dword [esp + 0x38]
cmp esi, eax
jl 0x48be95
mov eax, esi
mov ecx, dword [esp + 0x20]
pop edi
pop esi
mov dword fs:[0], ecx
pop ebx
add esp, 0x20
ret 0x10
Function at 0x4bc52c
Capabilities:
Get graphical window text

Disassembly:
push esi
mov esi, ecx
mov ecx, dword [esi + 0x38]
test ecx, ecx
jne 0x4bc564
push dword [esi + 0x1c]
call dword [sym.imp.USER32.dll_GetWindowTextLengthA]
lea ecx, [eax + 1]
push ecx
mov ecx, dword [esp + 0xc]
push eax
call fcn.004ba57c
push eax
push dword [esi + 0x1c]
call dword [sym.imp.USER32.dll_GetWindowTextA]
mov ecx, dword [esp + 8]
push 0xffffffffffffffff
call fcn.004ba554
jmp 0x4bc570
mov eax, dword [ecx]
push dword [esp + 8]
call dword [eax + 0x88]
pop esi
ret 4

Function at 0x4bdc21
Capabilities:
Extract resource via kernel32 functions

Disassembly:
push ebx
push esi
push edi
xor edi, edi
cmp dword [esp + 0x10], edi
mov ebx, ecx
je 0x4bdc63
call fcn.004c3efa
mov esi, dword [eax + 0xc]
push 0xf0
push dword [esp + 0x14]
push esi
call dword [sym.imp.KERNEL32.dll_FindResourceA]
cmp eax, edi
je 0x4bdc63
push eax
push esi
call dword [sym.imp.KERNEL32.dll_LoadResource]
cmp eax, edi
jne 0x4bdc5a
xor eax, eax
jmp 0x4bdc6b
push eax
call dword [sym.imp.KERNEL32.dll_LockResource]
mov edi, eax
push edi
mov ecx, ebx
call fcn.004bdc71
pop edi
pop esi
pop ebx
ret 4

Function at 0x4c442a
Capabilities:
Get thread local storage value

Disassembly:
push ebx
push esi
mov esi, ecx
lea ebx, [esi + 0x1c]
push ebx
call dword [sym.imp.KERNEL32.dll_EnterCriticalSection]
cmp dword [esp + 0x10], 0
jne 0x4c4458
push dword [esi]
call dword [sym.imp.KERNEL32.dll_TlsGetValue]
test eax, eax
je 0x4c4476
push dword [esp + 0xc]
mov ecx, esi
push eax
call fcn.004c4390
jmp 0x4c4476
mov eax, dword [esi + 0x14]
test eax, eax
je 0x4c4476
push edi
push dword [esp + 0x10]
mov edi, dword [eax + 4]
mov ecx, esi
push eax
call fcn.004c4390
test edi, edi
mov eax, edi
jne 0x4c4460
pop edi
push ebx
call dword [sym.imp.KERNEL32.dll_LeaveCriticalSection]
pop esi
pop ebx
ret 8
Function at 0x406703
Capabilities:
Encode data using xor
Hash data with crc32

Disassembly:
push ebp
mov ebp, esp
cmp dword [0x43f77c], 0
jne 0x40673e
xor ecx, ecx
push esi
push 8
mov eax, ecx
pop esi
mov edx, eax
and dl, 1
neg dl
sbb edx, edx
and edx, 0xedb88320
shr eax, 1
xor eax, edx
dec esi
jne 0x406717
mov dword [ecx*4 + 0x43f778], eax
inc ecx
cmp ecx, 0x100
jl 0x406712
pop esi
cmp dword [ebp + 0x10], 0
mov eax, dword [ebp + 8]
not eax
jbe 0x40676b
mov ecx, dword [ebp + 0xc]
movzx edx, byte [ecx]
dec dword [ebp + 0x10]
xor edx, eax
and edx, 0xff
shr eax, 8
xor eax, dword [edx*4 + 0x43f778]
inc ecx
cmp dword [ebp + 0x10], 0
ja 0x40674c
not eax
pop ebp
ret 0xc

Function at 0x40100b
Capabilities:
Query or enumerate registry value

Disassembly:
call 0x40100b
push eax
call sub.KERNEL32.dll_ExitProcess
push ebp
mov ebp, esp
add esp, 0xfffffef0
jmp 0x40109c
lea eax, [ebp - 0x104]
push eax
call fcn.004011ec
push 0x401019
lea eax, [ebp - 0x104]
push eax
call sub.KERNEL32.dll_lstrcatA
push eax
call sub.KERNEL32.dll_LoadLibraryA
test eax, eax
jne 0x401165
lea eax, [ebp - 0x10c]
push eax
push 0x20019
push 0
push 0x401038
push 0x80000001
call sub.ADVAPI32.dll_RegOpenKeyExA
cmp eax, 0
jne 0x4011a5
mov dword [ebp - 0x110], 0x103
lea eax, [ebp - 0x110]
push eax
lea eax, [ebp - 0x104]
push eax
push 0
push 0
push 0x401052
push dword [ebp - 0x10c]
call sub.ADVAPI32.dll_RegQueryValueExA
push eax
push dword [ebp - 0x10c]
call sub.ADVAPI32.dll_RegCloseKey
pop eax
cmp eax, 0
jne 0x4011a5
lea eax, [ebp - 0x104]
push eax
call sub.KERNEL32.dll_lstrlenA
lea ebx, [ebp - 0x104]
add ebx, eax
dec ebx
cmp byte [ebx], 0x5c
je 0x40114a
mov word [ebx], 0x5c
push 0x401023
lea eax, [ebp - 0x104]
push eax
call sub.KERNEL32.dll_lstrcatA
push eax
call sub.KERNEL32.dll_LoadLibraryA
test eax, eax
je 0x4011a5
mov dword [ebp - 0x108], eax
push 0x40102d
push eax
call sub.KERNEL32.dll_GetProcAddress
test eax, eax
je 0x40119a
push 0x3e8
call eax
test eax, eax
je 0x40119a
call 0x40118a
add dword [esp], 0x1e76
call eax
push 0
call sub.KERNEL32.dll_ExitProcess
push dword [ebp - 0x108]
call sub.KERNEL32.dll_FreeLibrary
push 0x10
push 0x401096
push 0x401057
push 0
call sub.USER32.dll_MessageBoxA
mov eax, 0xffffffff
leave
ret
Function at 0x40c7d0
Capabilities:
Enumerate files on windows

Disassembly:
push 0xffffffffffffffff
push 0x47e82b
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.00472afd
mov ecx, dword [esp + 8]
mov dword [esp + 0x190], 0
mov eax, dword [ecx - 8]
test eax, eax
je 0x40c852
lea edx, [esp + 0x10]
push 1
push edx
lea ecx, [esp + 0x10]
call fcn.0047036d
mov eax, dword [eax]
push 0x4b2220
push eax
call fcn.004623e4
add esp, 8
lea ecx, [esp + 0x10]
test eax, eax
setne bl
call fcn.00472d88
test bl, bl
je 0x40c852
push 0x4b2220
lea ecx, [esp + 0xc]
call fcn.00473118
push 0x4b5d9c
lea ecx, [esp + 0xc]
call fcn.00473118
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 0x40c88e
lea ecx, [esp + 8]
mov dword [esp + 0x190], eax
call fcn.00472d88
jmp 0x40c959
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 0x40c912
lea edx, [esp + 0x7c]
push 0x4b5d98
push edx
call fcn.004623e4
add esp, 8
test eax, eax
je 0x40c912
lea eax, [esp + 0x7c]
push 0x4b5d94
push eax
call fcn.004623e4
add esp, 8
test eax, eax
je 0x40c912
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 0x40c8a2
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.00472d88
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 0x40d150
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 0x40d1b2
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 0x40d1c0
Capabilities:
Create process on windows

Disassembly:
push 0xffffffffffffffff
push 0x47e8ab
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x20c
mov eax, dword [0x4c1edc]
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 0x40d2f8
mov ecx, dword [edi + 0x48]
lea esi, [edi + 0x48]
mov eax, dword [ecx - 8]
test eax, eax
jne 0x40d226
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.00472d88
xor eax, eax
jmp 0x40d36f
push str.mailto:
lea ecx, [esp + 0xc]
call fcn.00472ec5
push esi
lea ecx, [esp + 0xc]
call fcn.00473154
mov ecx, dword [esp + 8]
push ebx
push ebp
mov ebp, dword [esp + 0x22c]
push ebp
push 0
push 0
push ecx
push 0x4b5dd4
push 0
call dword [sym.imp.SHELL32.dll_ShellExecuteA]
mov esi, eax
cmp esi, 0x20
ja 0x40d34d
lea edx, [esp + 0x14]
mov ecx, edi
push edx
push str..htm
push closesocket
call fcn.0040d150
test eax, eax
jne 0x40d34d
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 closesocket
mov ecx, edi
call fcn.0040d150
test eax, eax
jne 0x40d34d
lea eax, [esp + 0x14]
push 0x4b5db0
push eax
call fcn.004635a0
mov esi, eax
add esp, 8
test esi, esi
jne 0x40d32c
lea ecx, [esp + 0x14]
push 0x4b5dac
push ecx
call fcn.00463520
mov esi, eax
add esp, 8
test esi, esi
jne 0x40d32c
lea edx, [esp + 0x14]
push edx
call dword [sym.imp.KERNEL32.dll_lstrlenA]
lea esi, [esp + eax + 0x13]
jmp 0x40d32f
lea edx, [edi + 0x4c]
lea ecx, [esp + 8]
push edx
call fcn.00472e75
mov eax, dword [esp + 8]
mov ecx, dword [eax - 8]
test ecx, ecx
jne 0x40d23e
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.00472d88
xor eax, eax
jmp 0x40d36f
mov byte [esi], 0
push 0x4b5da8
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.00472d88
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 0x421f40
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 0x421fae
cmp si, 0x69
ja 0x421fae
add esi, 0xffd0
cmp si, 0x11
je 0x421f7e
push 0x11
call edi
test ax, ax
jge 0x421f7e
or esi, 0x2000
cmp si, 0x10
je 0x421f93
push 0x10
call edi
test ax, ax
jge 0x421f93
or esi, 0x4000
cmp si, 0x12
je 0x421fa8
push 0x12
call edi
test ax, ax
jge 0x421fa8
or esi, 0x8000
mov ax, si
pop edi
pop esi
ret
cmp si, 0x6d
jne 0x421fbb
mov esi, 0xbd
jmp 0x421f6f
cmp si, 0x6e
jne 0x421fc8
mov esi, 0xbe
jmp 0x421f6f
cmp si, 0x6f
jne 0x421f69
mov esi, 0xbf
jmp 0x421f6f

Function at 0x423620
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push ecx
mov eax, dword [0x4d26e0]
xor edx, edx
cmp eax, edx
jne 0x423646
xor eax, eax
mov byte [eax + 0x4d25e0], al
inc eax
cmp eax, 0x100
jl 0x42362e
mov dword [0x4d26e0], 1
mov eax, dword [esp + 0xc]
push ebx
mov ebx, dword [esp + 0x14]
push esi
push edi
mov ecx, 0x40
mov esi, 0x4d25e0
mov edi, ebx
rep movsd dword es:[edi], dword [esi]
cmp eax, edx
mov byte [ebx + 0x100], dl
mov byte [ebx + 0x101], dl
jle 0x4236d7
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 0x4236aa
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 0x423678
pop ebp
pop edi
pop esi
pop ebx
pop ecx
ret

Function at 0x423750
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 0x4237a3
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 0x42378a
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