joyce8/EMBER2024-capa huggingface dataset:
Function at 0x472260
Capabilities:
Access peb ldr_data
Get number of processors

Disassembly:
push 0xffffffffffffffff
push 0x4c0773
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
push ecx
push ebp
push esi
mov esi, ecx
push edi
mov dword [esp + 0xc], esi
call fcn.004b15a2
lea edi, [esi + 0x64]
mov dword [esp + 0x18], 0
mov dword [edi + 4], 0
mov dword [edi], vtable.CBrush.0
mov eax, dword [esp + 0x2c]
mov ebp, dword [esp + 0x24]
mov ecx, dword [esp + 0x30]
mov dword [esi + 0x3c], eax
mov eax, ebp
mov dword [esi], method.CEdit.virtual_0
mov dword [esi + 0x40], ecx
mov dword [esi + 0x44], 0
mov ecx, dword [eax]
lea edx, [esi + 0x48]
mov byte [esp + 0x18], 1
mov dword [edx], ecx
mov ecx, dword [eax + 4]
mov dword [edx + 4], ecx
mov ecx, dword [eax + 8]
mov dword [edx + 8], ecx
mov eax, dword [eax + 0xc]
mov ecx, dword [esp + 0x40]
mov dword [edx + 0xc], eax
mov eax, dword [esp + 0x44]
push eax
mov dword [esi + 0x5c], ecx
mov dword [esi + 0x60], eax
call dword [sym.imp.GDI32.dll_CreateSolidBrush]
push eax
mov ecx, edi
call fcn.004b6d15
mov edx, dword [esp + 0x28]
mov eax, dword [esp + 0x20]
push edx
push eax
push ebp
push 0x50800044
mov ecx, esi
call fcn.004b83aa
test eax, eax
je 0x47237c
mov ecx, dword [esp + 0x3c]
call fcn.004b6d42
mov ecx, dword [esi + 0x1c]
mov ebp, dword [sym.imp.USER32.dll_SendMessageA]
push 0
push eax
push 0x30
push ecx
mov dword [esi + 0x58], eax
call ebp
mov edi, dword [esp + 0x34]
test edi, edi
je 0x472340
push edi
mov ecx, esi
call fcn.004b4302
mov ecx, esi
call fcn.004724e0
cmp dword [esp + 0x38], 1
jne 0x472375
or ecx, 0xffffffff
xor eax, eax
repne scasb al, byte es:[edi]
mov edx, dword [esi + 0x1c]
push 0xffffffffffffffff
not ecx
dec ecx
push ecx
push 0xb1
push edx
call ebp
mov eax, dword [esi + 0x1c]
push 0
push 0
push 0xb7
push eax
call ebp
mov ecx, esi
call fcn.004b446c
mov ecx, dword [esp + 0x10]
mov eax, esi
pop edi
pop esi
pop ebp
mov dword fs:[0], ecx
add esp, 0x10
ret 0x28
Function at 0x474db0
Capabilities:
Check for software breakpoints

Disassembly:
push esi
mov esi, dword [esp + 8]
cmp dword [esi + 0x10], 0xca
jne 0x474de3
push esi
call fcn.00483110
mov eax, dword [esi + 0x40]
add esp, 4
test eax, eax
je 0x474ddc
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 0x474e69
mov eax, dword [esi + 0x1b0]
mov ecx, dword [eax + 0x10]
test ecx, ecx
je 0x474e52
mov eax, dword [esi + 8]
test eax, eax
je 0x474e07
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 0x474e4e
cmp eax, 2
je 0x474e52
mov ecx, dword [esi + 8]
test ecx, ecx
je 0x474dfa
cmp eax, 3
je 0x474e2d
cmp eax, 1
jne 0x474dfa
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 0x474dfa
mov edx, dword [esi + 0x13c]
add edx, ecx
mov dword [eax + 8], edx
jmp 0x474dfa
xor eax, eax
pop esi
ret
mov eax, dword [esi + 0x90]
push esi
mov dword [esi + 0x98], eax
call fcn.00474e90
add esp, 4
pop esi
ret
cmp eax, 0xcc
je 0x474e78
mov ecx, dword [esi]
push esi
call dword [ecx]
add esp, 4
push esi
call fcn.00474e90
add esp, 4
pop esi
ret

Function at 0x475710
Capabilities:
Terminate process

Disassembly:
mov eax, dword [esp + 4]
test eax, eax
je 0x475731
mov ecx, dword [eax + 0x40]
test ecx, ecx
je 0x475731
mov eax, dword [eax + 0x44]
test eax, eax
je 0x475731
mov edx, dword [esp + 8]
push edx
push eax
call ecx
add esp, 8
push 0
call dword [sym.imp.KERNEL32.dll_ExitProcess]

Function at 0x48fee0
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 0x48ff83
test eax, eax
jbe 0x48ff83
mov ecx, dword [esi + 0xbc]
test ecx, ecx
jle 0x48ff83
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 0x48ff2e
xor esi, esi
jmp 0x48ff34
mov esi, dword [esi + 0xb4]
add esi, 4
xor ebx, ebx
test edi, edi
jbe 0x48ff5f
push ebp
mov ebp, edi
add esi, 6
push esi
call fcn.0042ae40
add esi, eax
push esi
mov ebx, esi
call fcn.0042ae40
add esp, 8
add esi, eax
dec edi
dec ebp
jne 0x48ff40
pop ebp
test edi, edi
pop edi
jne 0x48ff83
test ebx, ebx
je 0x48ff83
mov edx, dword [esp + 0x10]
push 0x4e
add edx, 0x10
push ebx
push edx
call fcn.004a05a0
add esp, 0xc
mov eax, 1
pop esi
pop ebx
ret 0xc
pop esi
xor eax, eax
pop ebx
ret 0xc
Function at 0x4900a5
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 0x4901bd
push eax
call dword [sym.imp.USER32.dll_IsWindow]
test eax, eax
je 0x4901bd
mov eax, dword [esi + 0x3c]
push eax
call fcn.004b19f4
mov esi, eax
test esi, esi
je 0x4901bd
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 0x4901bd
mov ecx, esi
call fcn.00490030
cmp edi, eax
jge 0x4901bd
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 0x490143
mov dword [esp + 0x34], 1
jmp 0x49019e
mov edx, dword [esi + 0x1c]
lea ecx, [esp + 0x18]
push ecx
push ebx
push 0x433
push edx
call ebp
test eax, eax
je 0x4901bd
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.0048f620
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 0x492dc0
Capabilities:
Get common file path

Disassembly:
push 0xffffffffffffffff
push 0x4c0e1b
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x11c
lea eax, [esp + 0x14]
push esi
xor esi, esi
push eax
push 0x104
mov dword [esp + 0x1c], esi
call dword [sym.imp.KERNEL32.dll_GetTempPathA]
cmp eax, 0x104
jae 0x492ea0
lea ecx, [esp + 0x18]
lea edx, [esp + 0x18]
push ecx
push esi
push 0x7f0ff4
push edx
call dword [sym.imp.KERNEL32.dll_GetTempFileNameA]
cmp eax, esi
je 0x492ea0
lea eax, [esp + 0x18]
push 0x1001
push eax
lea ecx, [esp + 0xc]
call fcn.004b0597
mov dword [esp + 0x128], esi
mov esi, dword [esp + 0x134]
push str.lt_
push 0x7f0fe8
mov ecx, esi
call fcn.004ad2ca
push str.gt_
push 0x7f0fdc
mov ecx, esi
call fcn.004ad2ca
mov esi, dword [esi]
lea ecx, [esp + 4]
mov eax, dword [esi - 8]
push eax
push esi
call fcn.004b084b
lea ecx, [esp + 4]
call fcn.004b090f
mov esi, dword [esp + 0x130]
lea ecx, [esp + 0x18]
push ecx
mov ecx, esi
call fcn.004aff76
lea ecx, [esp + 4]
mov dword [esp + 0x128], 0xffffffff
call fcn.004b0637
jmp 0x492eb3
mov esi, dword [esp + 0x130]
push 0x816280
mov ecx, esi
call fcn.004aff76
mov ecx, dword [esp + 0x120]
mov eax, esi
pop esi
mov dword fs:[0], ecx
add esp, 0x128
ret
Function at 0x4955c0
Capabilities:
Encrypt data using des

Disassembly:
sub esp, 0xf4
xor ecx, ecx
push ebx
push ebp
push esi
mov esi, dword [esp + 0x104]
push edi
xor eax, eax
mov al, byte [ecx + str.80_]
mov edx, eax
and eax, 7
sar edx, 3
mov bl, byte [eax*2 + 0x7f1214]
mov dl, byte [edx + esi]
test bl, dl
setne al
mov byte [esp + ecx + 0x4c], al
inc ecx
cmp ecx, 0x38
jl 0x4955d3
mov eax, 0x1e
xor edx, edx
mov dword [esp + 0x10], eax
cmp dword [esp + 0x10c], 1
je 0x495614
lea eax, [edx + edx]
lea edi, [esp + eax*4 + 0x88]
lea ebp, [esp + eax*4 + 0x84]
xor eax, eax
xor ecx, ecx
mov cl, byte [edx + 0x7f12bc]
mov dword [edi], 0
mov dword [ebp], 0
mov esi, ecx
cmp ecx, 0x1c
jge 0x495646
mov bl, byte [esp + ecx + 0x4c]
jmp 0x49564a
mov bl, byte [esp + ecx + 0x30]
mov byte [esp + eax + 0x14], bl
inc eax
inc ecx
cmp eax, 0x1c
jl 0x49563b
mov eax, 0x1c
lea ecx, [esi + 0x1c]
cmp ecx, 0x38
jge 0x495668
mov bl, byte [esp + ecx + 0x4c]
jmp 0x49566c
mov bl, byte [esp + ecx + 0x30]
mov byte [esp + eax + 0x14], bl
inc eax
inc ecx
cmp eax, 0x38
jl 0x49565d
xor ecx, ecx
mov eax, 0x7f1224
xor ebx, ebx
mov bl, byte [ecx + 0x7f12cc]
cmp byte [esp + ebx + 0x14], 0
je 0x495697
mov esi, dword [eax]
mov ebx, dword [ebp]
or ebx, esi
mov dword [ebp], ebx
xor ebx, ebx
mov bl, byte [ecx + 0x7f12e4]
cmp byte [esp + ebx + 0x14], 0
je 0x4956ae
mov esi, dword [eax]
mov ebx, dword [edi]
or ebx, esi
mov dword [edi], ebx
add eax, 4
inc ecx
cmp eax, str.80_
jl 0x49567e
mov eax, dword [esp + 0x10]
inc edx
sub eax, 2
cmp eax, 0xfffffffe
mov dword [esp + 0x10], eax
jg 0x495607
lea edx, [esp + 0x84]
push edx
call fcn.004956f0
add esp, 4
pop edi
pop esi
pop ebp
pop ebx
add esp, 0xf4
ret
Function at 0x4b2398
Capabilities:
Get graphical window text

Disassembly:
push esi
mov esi, ecx
mov ecx, dword [esi + 0x38]
test ecx, ecx
jne 0x4b23d0
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.004b03af
push eax
push dword [esi + 0x1c]
call dword [sym.imp.USER32.dll_GetWindowTextA]
mov ecx, dword [esp + 8]
push 0xffffffffffffffff
call fcn.004b0387
jmp 0x4b23dc
mov eax, dword [ecx]
push dword [esp + 8]
call dword [eax + 0x88]
pop esi
ret 4

Function at 0x4b3a86
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 0x4b3ac8
call fcn.004b98b7
mov esi, dword [eax + 0xc]
push 0xf0
push dword [esp + 0x14]
push esi
call dword [sym.imp.KERNEL32.dll_FindResourceA]
cmp eax, edi
je 0x4b3ac8
push eax
push esi
call dword [sym.imp.KERNEL32.dll_LoadResource]
cmp eax, edi
jne 0x4b3abf
xor eax, eax
jmp 0x4b3ad0
push eax
call dword [sym.imp.KERNEL32.dll_LockResource]
mov edi, eax
push edi
mov ecx, ebx
call fcn.004b3ad6
pop edi
pop esi
pop ebx
ret 4

Function at 0x4b9de7
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 0x4b9e15
push dword [esi]
call dword [sym.imp.KERNEL32.dll_TlsGetValue]
test eax, eax
je 0x4b9e33
push dword [esp + 0xc]
mov ecx, esi
push eax
call fcn.004b9d4d
jmp 0x4b9e33
mov eax, dword [esi + 0x14]
test eax, eax
je 0x4b9e33
push edi
push dword [esp + 0x10]
mov edi, dword [eax + 4]
mov ecx, esi
push eax
call fcn.004b9d4d
test edi, edi
mov eax, edi
jne 0x4b9e1d
pop edi
push ebx
call dword [sym.imp.KERNEL32.dll_LeaveCriticalSection]
pop esi
pop ebx
ret 8
Function at 0x401000
Capabilities:
Encrypt data using rc4 prga

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x10
mov eax, dword [ebp + 8]
mov dword [ebp - 8], eax
mov ecx, dword [ebp - 8]
mov dl, byte [ecx]
mov byte [ebp - 4], dl
mov eax, dword [ebp - 4]
and eax, 0xff
cmp eax, 0xd8
je 0x401034
mov ecx, dword [ebp - 4]
and ecx, 0xff
cmp ecx, 0xd7
jne 0x401086
mov edx, dword [ebp + 0xc]
push edx
mov eax, dword [ebp - 8]
add eax, 1
push eax
call fcn.004010c0
mov ecx, dword [ebp - 4]
and ecx, 0xff
cmp ecx, 0xd8
jne 0x401084
mov dword [ebp - 0xc], 0
jmp 0x401067
mov edx, dword [ebp - 0xc]
add edx, 1
mov dword [ebp - 0xc], edx
mov eax, dword [ebp - 0xc]
cmp eax, dword [ebp + 0x10]
jge 0x401084
mov ecx, dword [ebp + 0xc]
add ecx, dword [ebp - 0xc]
mov dl, byte [ecx]
xor dl, 0xf0
mov eax, dword [ebp + 0xc]
add eax, dword [ebp - 0xc]
mov byte [eax], dl
jmp 0x40105e
jmp 0x4010bb
mov ecx, dword [ebp - 8]
add ecx, 1
mov dword [ebp - 8], ecx
mov dword [ebp - 0x10], 0
jmp 0x4010a1
mov edx, dword [ebp - 0x10]
add edx, 1
mov dword [ebp - 0x10], edx
mov eax, dword [ebp - 0x10]
cmp eax, dword [ebp + 0x10]
jge 0x4010bb
mov ecx, dword [ebp + 0xc]
add ecx, dword [ebp - 0x10]
mov edx, dword [ebp - 8]
add edx, dword [ebp - 0x10]
mov al, byte [edx]
mov byte [ecx], al
jmp 0x401098
mov esp, ebp
pop ebp
ret
Function at 0x401cd0
Capabilities:
Allocate or change rwx memory

Disassembly:
push ebp
mov ebp, esp
push 0x40
push 0x1000
mov eax, dword [ebp + 8]
push eax
push 0
call dword [sym.imp.KERNEL32.DLL_VirtualAlloc]
pop ebp
ret

Function at 0x401cf0
Capabilities:
Create thread

Disassembly:
push ebp
mov ebp, esp
push 0
push 0
push 0
mov eax, dword [ebp + 8]
push eax
push 0
push 0
call dword [sym.imp.KERNEL32.DLL_CreateThread]
pop ebp
ret

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 0x40edd0
Capabilities:
Enumerate files on windows

Disassembly:
push 0xffffffffffffffff
push 0x47cb5b
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.0046f368
mov ecx, dword [esp + 8]
mov dword [esp + 0x190], 0
mov eax, dword [ecx - 8]
test eax, eax
je 0x40ee52
lea edx, [esp + 0x10]
push 1
push edx
lea ecx, [esp + 0x10]
call fcn.0046c7ca
mov eax, dword [eax]
push 0x4a11f0
push eax
call fcn.0045f384
add esp, 8
lea ecx, [esp + 0x10]
test eax, eax
setne bl
call fcn.0046f5f3
test bl, bl
je 0x40ee52
push 0x4a11f0
lea ecx, [esp + 0xc]
call fcn.0046f9cf
push 0x4a4d6c
lea ecx, [esp + 0xc]
call fcn.0046f9cf
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 0x40ee8e
lea ecx, [esp + 8]
mov dword [esp + 0x190], eax
call fcn.0046f5f3
jmp 0x40ef59
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 0x40ef12
lea edx, [esp + 0x7c]
push 0x4a4d68
push edx
call fcn.0045f384
add esp, 8
test eax, eax
je 0x40ef12
lea eax, [esp + 0x7c]
push 0x4a4d64
push eax
call fcn.0045f384
add esp, 8
test eax, eax
je 0x40ef12
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 0x40eea2
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.0046f5f3
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 0x40f750
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 0x40f7b2
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 0x40f7c0
Capabilities:
Create process on windows

Disassembly:
push 0xffffffffffffffff
push 0x47cbdb
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x20c
mov eax, dword [0x4abce4]
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 0x40f8f8
mov ecx, dword [edi + 0x48]
lea esi, [edi + 0x48]
mov eax, dword [ecx - 8]
test eax, eax
jne 0x40f826
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.0046f5f3
xor eax, eax
jmp 0x40f96f
push str.mailto:
lea ecx, [esp + 0xc]
call fcn.0046f77c
push esi
lea ecx, [esp + 0xc]
call fcn.0046fa0b
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 0x40f94d
lea edx, [esp + 0x14]
mov ecx, edi
push edx
push str..htm
push SysReAllocStringLen
call fcn.0040f750
test eax, eax
jne 0x40f94d
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 SysReAllocStringLen
mov ecx, edi
call fcn.0040f750
test eax, eax
jne 0x40f94d
lea eax, [esp + 0x14]
push 0x4a4d80
push eax
call fcn.00460460
mov esi, eax
add esp, 8
test esi, esi
jne 0x40f92c
lea ecx, [esp + 0x14]
push 0x4a4d7c
push ecx
call fcn.004603e0
mov esi, eax
add esp, 8
test esi, esi
jne 0x40f92c
lea edx, [esp + 0x14]
push edx
call dword [sym.imp.KERNEL32.dll_lstrlenA]
lea esi, [esp + eax + 0x13]
jmp 0x40f92f
lea edx, [edi + 0x4c]
lea ecx, [esp + 8]
push edx
call fcn.0046f72c
mov eax, dword [esp + 8]
mov ecx, dword [eax - 8]
test ecx, ecx
jne 0x40f83e
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.0046f5f3
xor eax, eax
jmp 0x40f96f
mov byte [esi], 0
push 0x4a4d78
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.0046f5f3
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 0x4223a0
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 0x42240e
cmp si, 0x69
ja 0x42240e
add esi, 0xffd0
cmp si, 0x11
je 0x4223de
push 0x11
call edi
test ax, ax
jge 0x4223de
or esi, 0x2000
cmp si, 0x10
je 0x4223f3
push 0x10
call edi
test ax, ax
jge 0x4223f3
or esi, 0x4000
cmp si, 0x12
je 0x422408
push 0x12
call edi
test ax, ax
jge 0x422408
or esi, 0x8000
mov ax, si
pop edi
pop esi
ret
cmp si, 0x6d
jne 0x42241b
mov esi, 0xbd
jmp 0x4223cf
cmp si, 0x6e
jne 0x422428
mov esi, 0xbe
jmp 0x4223cf
cmp si, 0x6f
jne 0x4223c9
mov esi, 0xbf
jmp 0x4223cf

Function at 0x423c60
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push ecx
mov eax, dword [0x4bcad0]
xor edx, edx
cmp eax, edx
jne 0x423c86
xor eax, eax
mov byte [eax + 0x4bc9d0], al
inc eax
cmp eax, 0x100
jl 0x423c6e
mov dword [0x4bcad0], 1
mov eax, dword [esp + 0xc]
push ebx
mov ebx, dword [esp + 0x14]
push esi
push edi
mov ecx, 0x40
mov esi, 0x4bc9d0
mov edi, ebx
rep movsd dword es:[edi], dword [esi]
cmp eax, edx
mov byte [ebx + 0x100], dl
mov byte [ebx + 0x101], dl
jle 0x423d17
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 0x423cea
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 0x423cb8
pop ebp
pop edi
pop esi
pop ebx
pop ecx
ret

Function at 0x423d90
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 0x423de3
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 0x423dca
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