joyce8/EMBER2024-capa huggingface dataset:
Function at 0x44bde0
Capabilities:
Check for software breakpoints

Disassembly:
push esi
mov esi, dword [esp + 8]
cmp dword [esi + 0x10], 0xca
jne 0x44be13
push esi
call fcn.0044eed0
mov eax, dword [esi + 0x40]
add esp, 4
test eax, eax
je 0x44be0c
mov dword [esi + 0x10], 0xcf
mov eax, 1
pop esi
ret
mov dword [esi + 0x10], 0xcb
mov eax, dword [esi + 0x10]
cmp eax, 0xcb
jne 0x44be99
mov eax, dword [esi + 0x1b0]
mov ecx, dword [eax + 0x10]
test ecx, ecx
je 0x44be82
mov eax, dword [esi + 8]
test eax, eax
je 0x44be37
push esi
call dword [eax]
add esp, 4
mov ecx, dword [esi + 0x1b0]
push esi
call dword [ecx]
add esp, 4
test eax, eax
je 0x44be7e
cmp eax, 2
je 0x44be82
mov ecx, dword [esi + 8]
test ecx, ecx
je 0x44be2a
cmp eax, 3
je 0x44be5d
cmp eax, 1
jne 0x44be2a
mov eax, dword [ecx + 4]
inc eax
mov dword [ecx + 4], eax
mov eax, dword [esi + 8]
mov ecx, dword [eax + 8]
mov edx, dword [eax + 4]
cmp edx, ecx
jl 0x44be2a
mov edx, dword [esi + 0x13c]
add edx, ecx
mov dword [eax + 8], edx
jmp 0x44be2a
xor eax, eax
pop esi
ret
mov eax, dword [esi + 0x90]
push esi
mov dword [esi + 0x98], eax
call fcn.0044bec0
add esp, 4
pop esi
ret
cmp eax, 0xcc
je 0x44bea8
mov ecx, dword [esi]
push esi
call dword [ecx]
add esp, 4
push esi
call fcn.0044bec0
add esp, 4
pop esi
ret

Function at 0x4579e0
Capabilities:
Capture webcam image

Disassembly:
mov eax, dword [esp + 8]
push ebx
push esi
mov esi, ecx
mov eax, dword [eax + 4]
cmp dword [esi + 0xec], 1
jne 0x457a83
test eax, eax
jbe 0x457a83
mov ecx, dword [esi + 0xbc]
test ecx, ecx
jle 0x457a83
mov ecx, dword [esi + 0x1c]
push edi
push 0
push eax
push 0x419
push ecx
call dword [sym.imp.USER32.dll_SendMessageA]
mov edi, eax
mov eax, dword [esi + 0xbc]
inc edi
test eax, eax
jne 0x457a2e
xor esi, esi
jmp 0x457a34
mov esi, dword [esi + 0xb4]
add esi, 4
xor ebx, ebx
test edi, edi
jbe 0x457a5f
push ebp
mov ebp, edi
add esi, 6
push esi
call fcn.00459a10
add esi, eax
push esi
mov ebx, esi
call fcn.00459a10
add esp, 8
add esi, eax
dec edi
dec ebp
jne 0x457a40
pop ebp
test edi, edi
pop edi
jne 0x457a83
test ebx, ebx
je 0x457a83
mov edx, dword [esp + 0x10]
push 0x4e
add edx, 0x10
push ebx
push edx
call fcn.004889e0
add esp, 0xc
mov eax, 1
pop esi
pop ebx
ret 0xc
pop esi
xor eax, eax
pop ebx
ret 0xc
Function at 0x457be5
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 0x457cfd
push eax
call dword [sym.imp.USER32.dll_IsWindow]
test eax, eax
je 0x457cfd
mov eax, dword [esi + 0x3c]
push eax
call fcn.0049a284
mov esi, eax
test esi, esi
je 0x457cfd
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 0x457cfd
mov ecx, esi
call fcn.00457b70
cmp edi, eax
jge 0x457cfd
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 0x457c83
mov dword [esp + 0x34], 1
jmp 0x457cde
mov edx, dword [esi + 0x1c]
lea ecx, [esp + 0x18]
push ecx
push ebx
push 0x433
push edx
call ebp
test eax, eax
je 0x457cfd
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.00457120
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 0x462a00
Capabilities:
Create process on windows

Disassembly:
sub esp, 0x208
push ebx
push ebp
push esi
push edi
mov esi, ecx
push 0
call fcn.00468e10
mov ebp, dword [esp + 0x220]
mov eax, dword [esp + 0x21c]
push ebp
push 0
push 0
push eax
push 0x4da7dc
push 0
call dword [sym.imp.SHELL32.dll_ShellExecuteA]
mov edi, eax
cmp edi, 0x20
ja 0x462af9
lea ecx, [esp + 0x10]
push ecx
push str..htm
push closesocket
mov ecx, esi
call fcn.00417790
test eax, eax
jne 0x462af9
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 closesocket
mov ecx, esi
call fcn.00417790
test eax, eax
jne 0x462af9
lea edx, [esp + 0x10]
push 0x4da7b8
push edx
call fcn.004890e0
mov esi, eax
add esp, 8
test esi, esi
jne 0x462aca
lea eax, [esp + 0x10]
push 0x4da7b4
push eax
call fcn.004890e0
mov esi, eax
add esp, 8
test esi, esi
jne 0x462aca
lea ecx, [esp + 0x10]
push ecx
call dword [sym.imp.KERNEL32.dll_lstrlenA]
lea esi, [esp + eax + 0xf]
jmp 0x462acd
mov byte [esi], 0
push 0x4d9f7c
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 0x465a90
Capabilities:
Resolve function by parsing pe exports

Disassembly:
mov eax, dword fs:[0]
push 0xffffffffffffffff
push 0x4a77a4
push eax
mov dword fs:[0], esp
sub esp, 0x284
push ebx
push ebp
push esi
mov esi, dword [esp + 0x2ac]
mov ebp, ecx
push edi
mov ecx, esi
mov edi, dword [esp + 0x2ac]
lea eax, [ebp + 0x140]
xor ebx, ebx
mov edx, dword [ecx]
mov dword [eax], edx
mov edx, dword [ecx + 4]
mov dword [eax + 4], edx
mov edx, dword [ecx + 8]
mov dword [eax + 8], edx
mov ecx, dword [ecx + 0xc]
mov dword [eax + 0xc], ecx
xor eax, eax
xor ecx, ecx
mov dword [ebp + 0x12c], eax
mov dword [ebp + 0x130], ecx
mov edx, dword [edi]
cmp dword [edx - 8], ebx
jne 0x465b09
mov eax, dword [esp + 0x2a4]
xor edx, edx
mov dword [eax], ecx
mov dword [eax + 4], edx
jmp 0x46824c
push edi
lea eax, [esp + 0x38]
push str._body_
push eax
call fcn.00498b04
push eax
mov ecx, edi
mov dword [esp + 0x2a0], ebx
call fcn.00498934
lea ecx, [esp + 0x34]
mov dword [esp + 0x29c], 0xffffffff
call fcn.00498847
push str.__body_
mov ecx, edi
call fcn.00498bd7
mov ecx, dword [ebp + 0x134]
mov edx, dword [esi]
mov eax, dword [esi + 4]
mov dword [esp + 0x144], ecx
push 0x50df9c
lea ecx, [esp + 0x2c]
mov dword [esp + 0x24], edx
mov dword [esp + 0x28], eax
call fcn.004988b5
push 0x50df9c
lea ecx, [esp + 0x18]
mov dword [esp + 0x2a0], 1
call fcn.004988b5
push 0x50df9c
lea ecx, [esp + 0x14]
mov byte [esp + 0x2a0], 2
call fcn.004988b5
push 0x50df9c
lea ecx, [esp + 0x1c]
mov byte [esp + 0x2a0], 3
call fcn.004988b5
mov eax, dword [0x4e50e8]
mov dword [esp + 0x1b4], eax
mov dword [esp + 0x1d0], eax
mov dword [esp + 0x1f4], eax
mov dword [esp + 0x230], eax
mov ecx, dword [esp + 0x2b4]
lea edx, [esp + 0x20]
push ecx
push edx
mov ecx, ebp
mov byte [esp + 0x2a4], 5
call fcn.00468b20
mov eax, dword [edi]
mov dword [esp + 0x1c], ebx
mov dword [esp + 0x40], ebx
mov eax, dword [eax - 8]
cmp eax, ebx
jle 0x4680f6
jmp 0x465c10

Function at 0x468d50
Capabilities:
Get common file path

Disassembly:
push 0xffffffffffffffff
push 0x4a7828
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 0x468e00
mov eax, dword [0x4e50e8]
push esi
mov dword [esp + 8], eax
push 0x104
push 0x104
lea ecx, [esp + 0x10]
mov dword [esp + 0x1c], 0
call fcn.00498c2b
push eax
call dword [sym.imp.KERNEL32.dll_GetWindowsDirectoryA]
push 0xffffffffffffffff
lea ecx, [esp + 0xc]
call fcn.00498c7a
push str.winhlp32.exe
lea ecx, [esp + 0xc]
call fcn.00498bd7
mov ecx, dword [esp + 8]
push ecx
call dword [sym.imp.KERNEL32.dll_LoadLibraryA]
mov esi, eax
test esi, esi
je 0x468de7
push 0x6a
push esi
call dword [sym.imp.USER32.dll_LoadCursorA]
test eax, eax
je 0x468de7
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.00498847
pop esi
mov ecx, dword [esp + 8]
pop edi
mov dword fs:[0], ecx
add esp, 0x10
ret
Function at 0x46bf00
Capabilities:
Get number of processors

Disassembly:
mov eax, dword fs:[0]
push 0xffffffffffffffff
push 0x4a7cb0
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 0x46c0a7
mov ecx, dword [0x4e50e8]
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 0x46bffc
lea eax, [esp + 0x10]
lea ecx, [esp + 0x14]
push eax
push edi
push ecx
mov ecx, esi
call fcn.0046ac20
push eax
lea ecx, [esp + 0x10]
mov byte [esp + 0x2c], 2
call fcn.00498934
lea ecx, [esp + 0x14]
mov byte [esp + 0x28], bl
call fcn.00498847
push ecx
mov ecx, esp
mov dword [esp + 0x20], esp
push 0x4d9f7c
call fcn.004988b5
lea edx, [esp + 0x14]
push 0x3d
push edx
lea eax, [esp + 0x24]
push edi
push eax
mov ecx, esi
call fcn.0046afe0
push eax
lea ecx, [esp + 0x34]
mov byte [esp + 0x2c], 3
call fcn.00498934
lea ecx, [esp + 0x18]
mov byte [esp + 0x28], bl
call fcn.00498847
lea ecx, [esp + 0xc]
call fcn.00498d0f
mov ecx, dword [esp + 0xc]
push 0x4da9bc
push ecx
call fcn.004880a4
add esp, 8
test eax, eax
je 0x46c024
mov edx, dword [edi]
mov ecx, dword [esp + 0x10]
mov eax, dword [edx - 8]
cmp ecx, eax
jl 0x46bf5d
mov esi, dword [esp + 0x34]
lea ecx, [esp + 0x30]
mov byte [esp + 0x28], 0
call fcn.00498847
lea ecx, [esp + 0xc]
mov dword [esp + 0x28], 0xffffffff
call fcn.00498847
jmp 0x46c0ab
lea eax, [esp + 0x30]
mov ecx, esi
push eax
call fcn.0046bca0
test eax, eax
push 0
je 0x46c08f
lea ecx, [esp + 0x34]
push 0x64
push ecx
mov ecx, esi
call fcn.0046a340
mov ecx, dword [esp + 0x3c]
test ecx, ecx
je 0x46c075
cmp eax, 0x64
jg 0x46c063
mov edx, dword [esp + 0x38]
push eax
push 0x64
push edx
call dword [sym.imp.KERNEL32.dll_MulDiv]
mov esi, eax
jmp 0x46c000
push 0x64
push eax
mov eax, dword [esp + 0x40]
push eax
call dword [sym.imp.KERNEL32.dll_MulDiv]
mov esi, eax
jmp 0x46c000
cmp eax, 0x64
jge 0x46bffc
mov ecx, dword [esp + 0x34]
push 0x64
push eax
push ecx
call dword [sym.imp.KERNEL32.dll_MulDiv]
mov esi, eax
jmp 0x46c000
mov edx, dword [esp + 0x3c]
lea eax, [esp + 0x34]
push edx
push eax
mov ecx, esi
call fcn.0046a340
mov esi, eax
jmp 0x46c000
mov esi, dword [esp + 0x34]
mov eax, dword [esp + 0x38]
cmp esi, eax
jl 0x46c0b5
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 0x477e10
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x14
mov eax, dword [ebp + 0x14]
mov edx, dword [ebp + 0xc]
push edi
mov edi, dword [ebp + 0x18]
imul eax, edi
add eax, edx
cmp edx, eax
mov dword [ebp - 0x14], eax
jae 0x477f31
mov eax, dword [ebp + 0x10]
lea eax, [edx + eax*4]
push ebx
push esi
mov dword [ebp + 0x14], eax
mov esi, 0xffc03fc0
mov eax, 0xff00ff
cmp edx, dword [ebp + 0x14]
mov ecx, dword [ebp + 8]
mov dword [ebp - 4], ecx
jae 0x477f15
mov ebx, dword [ebp + 0x14]
sub ebx, edx
dec ebx
shr ebx, 3
lea ecx, [edx + 4]
inc ebx
mov dword [ebp - 0xc], ecx
mov dword [ebp - 0x10], ebx
mov edx, dword [ecx + edi]
mov edi, dword [edi + ecx - 4]
mov dword [ebp - 8], edi
shr edi, 2
and edi, esi
mov dword [ebp + 0x10], edx
mov edx, dword [ecx]
mov ecx, dword [ecx - 4]
mov ebx, ecx
shr ebx, 2
and ebx, esi
add ebx, edi
mov edi, dword [ebp + 0x10]
shr edi, 2
and edi, esi
add ebx, edi
mov edi, edx
shr edi, 2
and edi, esi
lea ebx, [ebx + edi - 0x7fff80]
mov edi, dword [ebp - 8]
and edi, eax
mov esi, ecx
and esi, eax
add esi, edi
mov edi, dword [ebp + 0x10]
and edi, eax
add esi, edi
mov edi, edx
and edi, eax
lea esi, [esi + edi + 0x20002]
mov edi, dword [ebp - 8]
shr ecx, 2
shr esi, 2
xor ebx, esi
shr edi, 2
mov esi, 0x3fc03fc0
and ecx, esi
and edi, esi
add ecx, edi
mov edi, dword [ebp + 0x10]
shr edi, 2
and edi, esi
add ecx, edi
mov edi, dword [ebp + 0x18]
shr edx, 2
and edx, esi
lea ecx, [ecx + edx + 0x800080]
and ebx, eax
xor ebx, ecx
mov ecx, dword [ebp - 4]
add dword [ebp - 4], 4
mov dword [ecx], ebx
mov ecx, dword [ebp - 0xc]
add ecx, 8
dec dword [ebp - 0x10]
mov dword [ebp - 0xc], ecx
mov esi, 0xffc03fc0
jne 0x477e67
mov edx, dword [ebp + 0xc]
mov ecx, dword [ebp + 0x1c]
add dword [ebp + 8], ecx
lea ecx, [edi + edi]
add dword [ebp + 0x14], ecx
add edx, ecx
cmp edx, dword [ebp - 0x14]
mov dword [ebp + 0xc], edx
jb 0x477e45
pop esi
pop ebx
xor eax, eax
pop edi
leave
ret 0x18

Function at 0x478979
Capabilities:
Query or enumerate registry value

Disassembly:
push ebp
mov ebp, esp
push ecx
and dword [ebp - 4], 0
lea eax, [ebp - 4]
push eax
push str.SoftwareMicrosoftDirect3D
push closesocket
call dword [sym.imp.ADVAPI32.dll_RegOpenKeyA]
test eax, eax
jne 0x4789d0
push esi
lea eax, [ebp + 0x14]
push eax
push dword [ebp + 0x10]
lea eax, [ebp + 0x10]
push eax
push 0
push dword [ebp + 0xc]
push dword [ebp - 4]
call dword [sym.imp.ADVAPI32.dll_RegQueryValueExA]
push dword [ebp - 4]
mov esi, eax
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
test esi, esi
pop esi
jne 0x4789d0
mov eax, dword [ebp + 0x10]
cmp eax, dword [ebp + 8]
jne 0x4789d0
xor eax, eax
inc eax
jmp 0x4789d2
xor eax, eax
leave
ret 0x10
Function at 0x4789fb
Capabilities:
Get system information on windows
Query or enumerate registry value

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x34
push edi
lea eax, [ebp - 4]
push eax
push str.SoftwareMicrosoftDirect3D
push closesocket
call dword [sym.imp.ADVAPI32.dll_RegOpenKeyA]
xor edi, edi
test eax, eax
jne 0x478a69
lea eax, [ebp - 8]
push eax
lea eax, [ebp - 0x10]
push eax
lea eax, [ebp - 0xc]
push eax
push edi
push 0x4b834c
push dword [ebp - 4]
mov dword [ebp - 8], 4
call dword [sym.imp.ADVAPI32.dll_RegQueryValueExA]
test eax, eax
jne 0x478a60
cmp dword [ebp - 0xc], 4
jne 0x478a60
cmp dword [ebp - 0x10], edi
je 0x478a60
push dword [ebp - 4]
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
mov dword [0x4dcba8], edi
xor eax, eax
jmp 0x478aa8
push dword [ebp - 4]
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
cmp dword [0x4dcba8], edi
jge 0x478aa3
lea eax, [ebp - 0x34]
push eax
mov dword [0x4dcba8], edi
call dword [sym.imp.KERNEL32.dll_GetSystemInfo]
cmp word [ebp - 0x34], di
jne 0x478aa3
cmp word [ebp - 0x14], 5
jb 0x478aa3
call fcn.004789d6
test eax, eax
je 0x478aa3
emms
mov dword [0x4dcba8], 1
mov eax, dword [0x4dcba8]
pop edi
leave
ret

Function at 0x49ac28
Capabilities:
Get graphical window text

Disassembly:
push esi
mov esi, ecx
mov ecx, dword [esi + 0x38]
test ecx, ecx
jne 0x49ac60
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.00498ca2
push eax
push dword [esi + 0x1c]
call dword [sym.imp.USER32.dll_GetWindowTextA]
mov ecx, dword [esp + 8]
push 0xffffffffffffffff
call fcn.00498c7a
jmp 0x49ac6c
mov eax, dword [ecx]
push dword [esp + 8]
call dword [eax + 0x88]
pop esi
ret 4

Function at 0x49c319
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 0x49c35b
call fcn.004a20a6
mov esi, dword [eax + 0xc]
push 0xf0
push dword [esp + 0x14]
push esi
call dword [sym.imp.KERNEL32.dll_FindResourceA]
cmp eax, edi
je 0x49c35b
push eax
push esi
call dword [sym.imp.KERNEL32.dll_LoadResource]
cmp eax, edi
jne 0x49c352
xor eax, eax
jmp 0x49c363
push eax
call dword [sym.imp.KERNEL32.dll_LockResource]
mov edi, eax
push edi
mov ecx, ebx
call fcn.0049c369
pop edi
pop esi
pop ebx
ret 4

Function at 0x4a25d6
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 0x4a2604
push dword [esi]
call dword [sym.imp.KERNEL32.dll_TlsGetValue]
test eax, eax
je 0x4a2622
push dword [esp + 0xc]
mov ecx, esi
push eax
call fcn.004a253c
jmp 0x4a2622
mov eax, dword [esi + 0x14]
test eax, eax
je 0x4a2622
push edi
push dword [esp + 0x10]
mov edi, dword [eax + 4]
mov ecx, esi
push eax
call fcn.004a253c
test edi, edi
mov eax, edi
jne 0x4a260c
pop edi
push ebx
call dword [sym.imp.KERNEL32.dll_LeaveCriticalSection]
pop esi
pop ebx
ret 8
Function at 0x40eb70
Capabilities:
Enumerate files on windows

Disassembly:
push 0xffffffffffffffff
push 0x48087b
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.00474bcb
mov ecx, dword [esp + 8]
mov dword [esp + 0x190], 0
mov eax, dword [ecx - 8]
test eax, eax
je 0x40ebf2
lea edx, [esp + 0x10]
push 1
push edx
lea ecx, [esp + 0x10]
call fcn.0047294d
mov eax, dword [eax]
push 0x5c61d0
push eax
call fcn.00464d64
add esp, 8
lea ecx, [esp + 0x10]
test eax, eax
setne bl
call fcn.00474e56
test bl, bl
je 0x40ebf2
push 0x5c61d0
lea ecx, [esp + 0xc]
call fcn.004751e6
push 0x5c9d60
lea ecx, [esp + 0xc]
call fcn.004751e6
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 0x40ec2e
lea ecx, [esp + 8]
mov dword [esp + 0x190], eax
call fcn.00474e56
jmp 0x40ecf9
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 0x40ecb2
lea edx, [esp + 0x7c]
push 0x5c9d5c
push edx
call fcn.00464d64
add esp, 8
test eax, eax
je 0x40ecb2
lea eax, [esp + 0x7c]
push 0x5c9d58
push eax
call fcn.00464d64
add esp, 8
test eax, eax
je 0x40ecb2
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 0x40ec42
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.00474e56
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 0x40f4f0
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 0x40f552
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 0x40f560
Capabilities:
Create process on windows

Disassembly:
push 0xffffffffffffffff
push 0x4808fb
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x20c
mov eax, dword [0x5d0d10]
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 0x40f698
mov ecx, dword [edi + 0x48]
lea esi, [edi + 0x48]
mov eax, dword [ecx - 8]
test eax, eax
jne 0x40f5c6
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.00474e56
xor eax, eax
jmp 0x40f70f
push str.mailto:
lea ecx, [esp + 0xc]
call fcn.00474f93
push esi
lea ecx, [esp + 0xc]
call fcn.00475222
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 0x40f6ed
lea edx, [esp + 0x14]
mov ecx, edi
push edx
push str..htm
push 0x80000000
call fcn.0040f4f0
test eax, eax
jne 0x40f6ed
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 0x80000000
mov ecx, edi
call fcn.0040f4f0
test eax, eax
jne 0x40f6ed
lea eax, [esp + 0x14]
push str.__1_
push eax
call fcn.00465e70
mov esi, eax
add esp, 8
test esi, esi
jne 0x40f6cc
lea ecx, [esp + 0x14]
push 0x5c9d70
push ecx
call fcn.00465df0
mov esi, eax
add esp, 8
test esi, esi
jne 0x40f6cc
lea edx, [esp + 0x14]
push edx
call dword [sym.imp.KERNEL32.dll_lstrlenA]
lea esi, [esp + eax + 0x13]
jmp 0x40f6cf
lea edx, [edi + 0x4c]
lea ecx, [esp + 8]
push edx
call fcn.00474f43
mov eax, dword [esp + 8]
mov ecx, dword [eax - 8]
test ecx, ecx
jne 0x40f5de
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.00474e56
xor eax, eax
jmp 0x40f70f
mov byte [esi], 0
push 0x5c9d6c
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.00474e56
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 0x420ce0
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 0x420d4e
cmp si, 0x69
ja 0x420d4e
add esi, 0xffd0
cmp si, 0x11
je 0x420d1e
push 0x11
call edi
test ax, ax
jge 0x420d1e
or esi, 0x2000
cmp si, 0x10
je 0x420d33
push 0x10
call edi
test ax, ax
jge 0x420d33
or esi, 0x4000
cmp si, 0x12
je 0x420d48
push 0x12
call edi
test ax, ax
jge 0x420d48
or esi, 0x8000
mov ax, si
pop edi
pop esi
ret
cmp si, 0x6d
jne 0x420d5b
mov esi, 0xbd
jmp 0x420d0f
cmp si, 0x6e
jne 0x420d68
mov esi, 0xbe
jmp 0x420d0f
cmp si, 0x6f
jne 0x420d09
mov esi, 0xbf
jmp 0x420d0f

Function at 0x422490
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push ecx
mov eax, dword [0x5e1440]
xor edx, edx
cmp eax, edx
jne 0x4224b6
xor eax, eax
mov byte [eax + 0x5e1340], al
inc eax
cmp eax, 0x100
jl 0x42249e
mov dword [0x5e1440], 1
mov eax, dword [esp + 0xc]
push ebx
mov ebx, dword [esp + 0x14]
push esi
push edi
mov ecx, 0x40
mov esi, 0x5e1340
mov edi, ebx
rep movsd dword es:[edi], dword [esi]
cmp eax, edx
mov byte [ebx + 0x100], dl
mov byte [ebx + 0x101], dl
jle 0x422547
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 0x42251a
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 0x4224e8
pop ebp
pop edi
pop esi
pop ebx
pop ecx
ret

Function at 0x4225c0
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 0x422613
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 0x4225fa
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