joyce8/EMBER2024-capa huggingface dataset:
Function at 0x4244fc
Capabilities:
Capture screenshot

Disassembly:
push ebp
mov ebp, esp
add esp, 0xffffff94
push ebx
push esi
push edi
mov esi, edx
mov ebx, eax
cmp byte [ebx + 0x1e8], 0
je 0x424518
cmp dword [esi + 4], 0
je 0x424545
test byte [ebx + 0x45], 1
jne 0x424537
mov eax, ebx
call fcn.00423434
test eax, eax
jne 0x424537
mov edx, esi
mov eax, ebx
mov ecx, dword [eax]
call dword [ecx - 0x10]
jmp 0x424655
mov edx, esi
mov eax, ebx
call fcn.00424174
jmp 0x424655
push 0
call sub.user32.dll_GetDC
mov edi, eax
lea edx, [ebp - 0x5c]
mov eax, ebx
mov ecx, dword [eax]
call dword [ecx + 0x40]
mov eax, dword [ebp - 0x50]
push eax
lea edx, [ebp - 0x6c]
mov eax, ebx
mov ecx, dword [eax]
call dword [ecx + 0x40]
mov eax, dword [ebp - 0x64]
push eax
push edi
call sub.gdi32.dll_CreateCompatibleBitmap
mov dword [ebp - 8], eax
push edi
push 0
call sub.user32.dll_ReleaseDC
push 0
call sub.gdi32.dll_CreateCompatibleDC
mov dword [ebp - 4], eax
mov eax, dword [ebp - 8]
push eax
mov eax, dword [ebp - 4]
push eax
call sub.gdi32.dll_SelectObject
mov dword [ebp - 0xc], eax
xor eax, eax
push ebp
push 0x42464e
push dword fs:[eax]
mov dword fs:[eax], esp
lea eax, [ebp - 0x4c]
push eax
mov eax, ebx
call fcn.004264cc
push eax
call sub.user32.dll_BeginPaint
mov edi, eax
mov eax, dword [ebp - 4]
push eax
mov ecx, dword [ebp - 4]
mov edx, 0x14
mov eax, ebx
call fcn.004213d8
mov eax, dword [ebp - 4]
mov dword [esi + 4], eax
mov edx, esi
mov eax, ebx
call fcn.004244fc
xor eax, eax
mov dword [esi + 4], eax
push 0xcc0020
push 0
push 0
mov eax, dword [ebp - 4]
push eax
lea edx, [ebp - 0x5c]
mov eax, ebx
mov ecx, dword [eax]
call dword [ecx + 0x40]
mov eax, dword [ebp - 0x50]
push eax
lea edx, [ebp - 0x6c]
mov eax, ebx
mov ecx, dword [eax]
call dword [ecx + 0x40]
mov eax, dword [ebp - 0x64]
push eax
push 0
push 0
push edi
call sub.gdi32.dll_BitBlt
lea eax, [ebp - 0x4c]
push eax
mov eax, ebx
call fcn.004264cc
push eax
call sub.user32.dll_EndPaint
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
push 0x424655
mov eax, dword [ebp - 0xc]
push eax
mov eax, dword [ebp - 4]
push eax
call sub.gdi32.dll_SelectObject
mov eax, dword [ebp - 4]
push eax
call sub.gdi32.dll_DeleteDC
mov eax, dword [ebp - 8]
push eax
call sub.gdi32.dll_DeleteObject
ret
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret

Function at 0x42dcac
Capabilities:
Log keystrokes
Log keystrokes via polling

Disassembly:
push ebp
mov ebp, esp
add esp, 0xfffffefc
push ebx
mov ebx, edx
mov word [ebp - 2], ax
mov eax, ebx
call fcn.004039a0
push 0
xor eax, eax
mov al, byte [ebp - 2]
push eax
call sub.user32.dll_MapVirtualKeyA
shl eax, 0x10
test eax, eax
je 0x42dcfb
push pe_nt_image_headers32
lea edx, [ebp - 0x102]
push edx
push eax
call sub.user32.dll_GetKeyNameTextA
mov eax, ebx
lea edx, [ebp - 0x102]
mov ecx, pe_nt_image_headers32
call fcn.00403bd0
pop ebx
mov esp, ebp
pop ebp
ret
Function at 0x4356c4
Capabilities:
Allocate or change rwx memory

Disassembly:
push ebp
mov ebp, esp
push ebx
push esi
push edi
mov edi, 0x4417d8
cmp dword [edi], 0
jne 0x435740
push 0x40
push 0x1000
push 0x1000
push 0
call sub.kernel32.dll_VirtualAlloc_1
mov esi, eax
mov eax, dword [0x4417d4]
mov dword [esi], eax
lea edx, [esi + 4]
mov eax, 0x44082c
mov ecx, 2
call fcn.004027d0
mov edx, 0x43569c
lea eax, [esi + 5]
call fcn.004356bc
mov dword [esi + 6], eax
lea ebx, [esi + 0xa]
mov byte [ebx], 0xe8
lea edx, [esi + 4]
mov eax, ebx
call fcn.004356bc
mov dword [ebx + 1], eax
mov eax, dword [edi]
mov dword [ebx + 5], eax
mov dword [edi], ebx
add ebx, 0xd
mov eax, ebx
sub eax, esi
cmp eax, 0xffc
jl 0x435715
mov dword [0x4417d4], esi
mov eax, dword [edi]
mov ebx, dword [edi]
mov edx, dword [ebx + 5]
mov dword [edi], edx
mov edx, dword [ebp + 8]
mov dword [ebx + 5], edx
mov edx, dword [ebp + 0xc]
mov dword [ebx + 9], edx
pop edi
pop esi
pop ebx
pop ebp
ret 8

Function at 0x43585c
Capabilities:
Log keystrokes via polling

Disassembly:
push ebx
push esi
mov esi, eax
mov bl, byte [0x4358ac]
test si, 4
je 0x435870
or bl, 1
test si, 8
je 0x43587a
or bl, 4
test si, 1
je 0x435884
or bl, 8
test si, 2
je 0x43588e
or bl, 0x10
test si, 0x10
je 0x435898
or bl, 0x20
push 0x12
call sub.user32.dll_GetKeyState
test ax, ax
jge 0x4358a7
or bl, 2
mov eax, ebx
pop esi
pop ebx
ret

Function at 0x4358b0
Capabilities:
Log keystrokes via polling

Disassembly:
push ebx
push esi
mov esi, eax
mov bl, byte [0x4358e8]
push 0x10
call sub.user32.dll_GetKeyState
test ax, ax
jge 0x4358c9
or bl, 1
push 0x11
call sub.user32.dll_GetKeyState
test ax, ax
jge 0x4358d8
or bl, 4
test esi, 0x20000000
je 0x4358e3
or bl, 2
mov eax, ebx
pop esi
pop ebx
ret
Function at 0x43bb18
Capabilities:
Get keyboard layout

Disassembly:
push ebp
mov ebp, esp
push ecx
push ebx
push esi
test dl, dl
je 0x43bb2a
add esp, 0xfffffff0
call fcn.00402ffc
mov byte [ebp - 1], dl
mov ebx, eax
xor edx, edx
mov eax, ebx
call fcn.00411d7c
mov eax, ebx
call fcn.0043be64
push 0
call sub.user32.dll_GetKeyboardLayout
mov dword [ebx + 0x30], eax
mov dl, 1
mov eax, dword [0x40be8c]
call fcn.00402ce4
mov dword [ebx + 0x40], eax
mov dl, 1
mov eax, dword [0x40be8c]
call fcn.00402ce4
mov dword [ebx + 0x44], eax
mov dl, 1
mov eax, dword [0x40be8c]
call fcn.00402ce4
mov dword [ebx + 0x48], eax
mov dl, 1
mov eax, dword [0x40be8c]
call fcn.00402ce4
mov dword [ebx + 0x4c], eax
mov dl, 1
mov eax, dword [0x40be8c]
call fcn.00402ce4
mov dword [ebx + 0x70], eax
push 0
call sub.user32.dll_GetDC
mov esi, eax
push 0x5a
push esi
call sub.gdi32.dll_GetDeviceCaps
mov dword [ebx + 0x34], eax
push esi
push 0
call sub.user32.dll_ReleaseDC
mov eax, dword [ebx + 0x4c]
push eax
mov eax, 0x438608
push eax
push 0
push 0
mov eax, dword [0x440b7c]
mov eax, dword [eax]
call eax
mov dl, 1
mov eax, dword [0x413244]
call fcn.00414520
mov dword [ebx + 0x78], eax
mov dl, 1
mov eax, dword [0x413244]
call fcn.00414520
mov dword [ebx + 0x7c], eax
mov dl, 1
mov eax, dword [0x413244]
call fcn.00414520
mov dword [ebx + 0x74], eax
mov eax, ebx
call fcn.0043c244
mov eax, dword [ebx + 0x78]
mov dword [eax + 0xc], ebx
mov dword [eax + 8], 0x43c160
mov eax, dword [ebx + 0x7c]
mov dword [eax + 0xc], ebx
mov dword [eax + 8], 0x43c160
mov eax, dword [ebx + 0x74]
mov dword [eax + 0xc], ebx
mov dword [eax + 8], 0x43c160
mov eax, ebx
cmp byte [ebp - 1], 0
je 0x43bc39
call fcn.00403054
pop dword fs:[0]
add esp, 0xc
mov eax, ebx
pop esi
pop ebx
pop ecx
pop ebp
ret
Function at 0x43bf44
Capabilities:
Get keyboard layout
Query or enumerate registry value

Disassembly:
push ebp
mov ebp, esp
add esp, 0xfffffda0
push ebx
xor edx, edx
mov dword [ebp - 0x260], edx
mov dword [ebp - 4], eax
xor eax, eax
push ebp
push 0x43c0ef
push dword fs:[eax]
mov dword fs:[eax], esp
mov eax, dword [ebp - 4]
cmp dword [eax + 0x28], 0
jne 0x43c0d0
mov dl, 1
mov eax, dword [0x40c18c]
call fcn.00402ce4
mov edx, dword [ebp - 4]
mov dword [edx + 0x28], eax
mov eax, dword [ebp - 4]
add eax, 0x2c
call fcn.004039a0
lea eax, [ebp - 0x114]
push eax
push 0x40
call sub.user32.dll_GetKeyboardLayoutList
dec eax
test eax, eax
jl 0x43c0bf
inc eax
mov dword [ebp - 0x10], eax
lea eax, [ebp - 0x114]
mov dword [ebp - 0x14], eax
mov eax, dword [ebp - 0x14]
mov eax, dword [eax]
call fcn.0042a8c8
test al, al
je 0x43c0b2
lea eax, [ebp - 0xc]
push eax
push 0x20019
push 0
push 0
mov eax, dword [ebp - 0x14]
mov eax, dword [eax]
mov dword [ebp - 0x25c], eax
mov byte [ebp - 0x258], 0
lea ecx, [ebp - 0x25c]
mov edx, 0x43c100
lea eax, [ebp - 0x254]
call fcn.00408618
push eax
push 0x80000002
call sub.advapi32.dll_RegOpenKeyExA_1
test eax, eax
jne 0x43c0b2
xor eax, eax
push ebp
push 0x43c0ab
push dword fs:[eax]
mov dword fs:[eax], esp
mov dword [ebp - 8], pe_nt_image_headers32
lea eax, [ebp - 8]
push eax
lea eax, [ebp - 0x214]
push eax
push 0
push 0
push 0x43c138
mov eax, dword [ebp - 0xc]
push eax
call sub.advapi32.dll_RegQueryValueExA_1
test eax, eax
jne 0x43c094
lea eax, [ebp - 0x260]
lea edx, [ebp - 0x214]
mov ecx, pe_nt_image_headers32
call fcn.00403bd0
mov edx, dword [ebp - 0x260]
mov eax, dword [ebp - 0x14]
mov ecx, dword [eax]
mov eax, dword [ebp - 4]
mov eax, dword [eax + 0x28]
mov ebx, dword [eax]
call dword [ebx + 0x38]
mov eax, dword [ebp - 0x14]
mov eax, dword [eax]
mov edx, dword [ebp - 4]
cmp eax, dword [edx + 0x30]
jne 0x43c094
mov eax, dword [ebp - 4]
add eax, 0x2c
lea edx, [ebp - 0x214]
mov ecx, pe_nt_image_headers32
call fcn.00403bd0
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
push 0x43c0b2
mov eax, dword [ebp - 0xc]
push eax
call sub.advapi32.dll_RegCloseKey_1
ret
add dword [ebp - 0x14], 4
dec dword [ebp - 0x10]
jne 0x43bfb5
mov eax, dword [ebp - 4]
mov eax, dword [eax + 0x28]
mov byte [eax + 0x19], 0
mov dl, 1
call fcn.0040ee10
mov eax, dword [ebp - 4]
mov ebx, dword [eax + 0x28]
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
push 0x43c0f6
lea eax, [ebp - 0x260]
call fcn.004039a0
ret

Function at 0x43c93c
Capabilities:
Create thread
Set global application hook

Disassembly:
push ecx
mov eax, dword [0x4417c8]
cmp byte [eax + 0x95], 0
jne 0x43c9ad
cmp dword [0x4417e4], 0
jne 0x43c96e
call sub.kernel32.dll_GetCurrentThreadId_1
push eax
push 0
mov eax, 0x43c8f8
push eax
push 3
call sub.user32.dll_SetWindowsHookExA
mov dword [0x4417e4], eax
cmp dword [0x4417e0], 0
jne 0x43c989
push 0
push 0
push 0
push 0
call sub.kernel32.dll_CreateEventA
mov dword [0x4417e0], eax
cmp dword [0x4417e8], 0
jne 0x43c9ad
push esp
push 0
push 0
push 0x43c89c
push 0x3e8
push 0
call sub.kernel32.dll_CreateThread
mov dword [0x4417e8], eax
pop edx
ret
Function at 0x43caa4
Capabilities:
Inspect load icon resource

Disassembly:
push ebp
mov ebp, esp
add esp, 0xfffffefc
push ebx
push esi
test dl, dl
je 0x43cabb
add esp, 0xfffffff0
call fcn.00402ffc
mov byte [ebp - 1], dl
mov ebx, eax
xor edx, edx
mov eax, ebx
call fcn.00411d7c
mov byte [ebx + 0x28], 0
mov dl, 1
mov eax, dword [0x40be8c]
call fcn.00402ce4
mov dword [ebx + 0x80], eax
mov dl, 1
mov eax, dword [0x40be8c]
call fcn.00402ce4
mov dword [ebx + 0x98], eax
xor eax, eax
mov dword [ebx + 0x50], eax
xor eax, eax
mov dword [ebx + 0x74], eax
mov dword [ebx + 0x4c], 0x80000018
mov dword [ebx + 0x68], 0x1f4
mov byte [ebx + 0x6c], 1
xor eax, eax
mov dword [ebx + 0x70], eax
mov dword [ebx + 0x64], 0x9c4
mov byte [ebx + 0x78], 0
mov byte [ebx + 0x8d], 1
mov dl, 1
mov eax, dword [0x413978]
call fcn.004193a0
mov esi, eax
mov dword [ebx + 0x88], esi
push 0x43cc30
mov eax, dword [0x440ab4]
mov eax, dword [eax]
push eax
call sub.user32.dll_LoadIconA
mov edx, eax
mov eax, esi
call fcn.00419770
mov eax, dword [ebx + 0x88]
mov dword [eax + 0xc], ebx
mov dword [eax + 8], 0x43e5b4
push pe_nt_image_headers32
lea eax, [ebp - 0x101]
push eax
mov eax, dword [0x440ab4]
mov eax, dword [eax]
push eax
call sub.kernel32.dll_GetModuleFileNameA_2
lea eax, [ebp - 0x101]
push eax
lea eax, [ebp - 0x101]
push eax
call sub.user32.dll_OemToCharA
lea eax, [ebp - 0x101]
mov dl, 0x5c
call fcn.004099b8
test eax, eax
je 0x43cbae
lea edx, [eax + 1]
lea eax, [ebp - 0x101]
call fcn.00407fcc
lea eax, [ebp - 0x101]
mov dl, 0x2e
call fcn.004099e0
test eax, eax
je 0x43cbc2
mov byte [eax], 0
lea eax, [ebp - 0x101]
inc eax
push eax
call sub.user32.dll_CharLowerA
lea eax, [ebx + 0x7c]
lea edx, [ebp - 0x101]
mov ecx, pe_nt_image_headers32
call fcn.00403bd0
mov eax, dword [0x4409d8]
cmp byte [eax], 0
jne 0x43cbf3
mov eax, ebx
call fcn.0043cd1c
mov byte [ebx + 0x49], 1
mov byte [ebx + 0x4a], 1
mov byte [ebx + 0x4b], 1
mov byte [ebx + 0x8e], 1
xor eax, eax
mov dword [ebx + 0x90], eax
mov eax, ebx
cmp byte [ebp - 1], 0
je 0x43cc25
call fcn.00403054
pop dword fs:[0]
add esp, 0xc
mov eax, ebx
pop esi
pop ebx
mov esp, ebp
pop ebp
ret

Function at 0x43cf8c
Capabilities:
Enumerate gui resources

Disassembly:
push ebx
push esi
add esp, 0xfffffff8
mov ebx, eax
mov eax, dword [0x4417c8]
cmp dword [eax + 0x24], 0
je 0x43d02f
cmp dword [ebx + 0x84], 0
jne 0x43d029
mov eax, dword [ebx + 0x24]
mov dword [esp], eax
mov byte [esp + 4], dl
mov eax, esp
push eax
push 0x43cf1c
call sub.user32.dll_EnumWindows
mov eax, dword [ebx + 0x80]
cmp dword [eax + 8], 0
je 0x43d029
push 3
mov eax, dword [esp + 4]
push eax
call sub.user32.dll_GetWindow
mov esi, eax
mov dword [esp], esi
push 0xffffffffffffffec
push esi
call sub.user32.dll_GetWindowLongA
test al, 8
je 0x43cff2
mov dword [esp], 0xfffffffe
mov eax, dword [ebx + 0x80]
mov esi, dword [eax + 8]
dec esi
cmp esi, 0
jl 0x43d029
push 0x13
push 0
push 0
push 0
push 0
mov eax, dword [esp + 0x14]
push eax
mov edx, esi
mov eax, dword [ebx + 0x80]
call fcn.0040d550
push eax
call sub.user32.dll_SetWindowPos
dec esi
cmp esi, 0xffffffff
jne 0x43d001
inc dword [ebx + 0x84]
pop ecx
pop edx
pop esi
pop ebx
ret
Function at 0x43da3c
Capabilities:
Get graphical window text

Disassembly:
push ebx
push esi
add esp, 0xffffff00
mov esi, edx
mov ebx, eax
cmp byte [ebx + 0x94], 0
je 0x43da71
push pe_nt_image_headers32
lea eax, [esp + 4]
push eax
mov eax, dword [ebx + 0x24]
push eax
call sub.user32.dll_GetWindowTextA
mov ecx, eax
mov edx, esp
mov eax, esi
call fcn.00403a88
jmp 0x43da7b
mov eax, esi
mov edx, dword [ebx + 0x7c]
call fcn.004039f4
add esp, 0x100
pop esi
pop ebx
ret

Function at 0x43e928
Capabilities:
Hide graphical window

Disassembly:
push ebx
push esi
mov ebx, eax
mov esi, dword [ebx + 0x74]
test esi, esi
je 0x43e960
mov eax, esi
call fcn.004267c8
test al, al
je 0x43e960
mov eax, dword [ebx + 0x74]
call fcn.004264cc
push eax
call sub.user32.dll_IsWindowVisible
test eax, eax
je 0x43e960
push 0
mov eax, dword [ebx + 0x74]
call fcn.004264cc
push eax
call sub.user32.dll_ShowWindow
pop esi
pop ebx
ret
Function at 0x40bb39
Capabilities:
Write file on windows

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x1a4
mov edx, dword [ebp + 8]
xor ecx, ecx
mov eax, 0x412598
cmp edx, dword [eax]
je 0x40bb5b
add eax, 8
inc ecx
cmp eax, 0x412628
jl 0x40bb4c
push esi
mov esi, ecx
shl esi, 3
cmp edx, dword [esi + 0x412598]
jne 0x40bc89
mov eax, dword [0x415d10]
cmp eax, 1
je 0x40bc63
test eax, eax
jne 0x40bb8c
cmp dword [0x4123e8], 1
je 0x40bc63
cmp edx, 0xfc
je 0x40bc89
lea eax, [ebp - 0x1a4]
push 0x104
push eax
push 0
call dword [sym.imp.KERNEL32.dll_GetModuleFileNameA]
test eax, eax
jne 0x40bbc3
lea eax, [ebp - 0x1a4]
push str._program_name_unknown_
push eax
call fcn.0040da80
pop ecx
pop ecx
lea eax, [ebp - 0x1a4]
push edi
push eax
lea edi, [ebp - 0x1a4]
call fcn.0040adc0
inc eax
pop ecx
cmp eax, 0x3c
jbe 0x40bc06
lea eax, [ebp - 0x1a4]
push eax
call fcn.0040adc0
mov edi, eax
lea eax, [ebp - 0x1a4]
sub eax, 0x3b
push 3
add edi, eax
push 0x40f56c
push edi
call fcn.0040de90
add esp, 0x10
lea eax, [ebp - 0xa0]
push str.Runtime_Error__n_nProgram:
push eax
call fcn.0040da80
lea eax, [ebp - 0xa0]
push edi
push eax
call fcn.0040da90
lea eax, [ebp - 0xa0]
push 0x40f54c
push eax
call fcn.0040da90
push dword [esi + 0x41259c]
lea eax, [ebp - 0xa0]
push eax
call fcn.0040da90
push 0x12010
lea eax, [ebp - 0xa0]
push str.Microsoft_Visual_C_Runtime_Library
push eax
call fcn.0040ddff
add esp, 0x2c
pop edi
jmp 0x40bc89
lea eax, [ebp + 8]
lea esi, [esi + 0x41259c]
push 0
push eax
push dword [esi]
call fcn.0040adc0
pop ecx
push eax
push dword [esi]
push 0xfffffffffffffff4
call dword [sym.imp.KERNEL32.dll_GetStdHandle]
push eax
call dword [sym.imp.KERNEL32.dll_WriteFile]
pop esi
leave
ret
Function at 0x420fe0
Capabilities:
Enumerate files on windows

Disassembly:
push 0xffffffffffffffff
push 0x49a94b
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.0048cbca
mov ecx, dword [esp + 8]
mov dword [esp + 0x190], 0
mov eax, dword [ecx - 8]
test eax, eax
je 0x421062
lea edx, [esp + 0x10]
push 1
push edx
lea ecx, [esp + 0x10]
call fcn.0048a1c0
mov eax, dword [eax]
push 0x778224
push eax
call fcn.0047c254
add esp, 8
lea ecx, [esp + 0x10]
test eax, eax
setne bl
call fcn.0048ce55
test bl, bl
je 0x421062
push 0x778224
lea ecx, [esp + 0xc]
call fcn.0048d231
push 0x77bdb0
lea ecx, [esp + 0xc]
call fcn.0048d231
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 0x42109e
lea ecx, [esp + 8]
mov dword [esp + 0x190], eax
call fcn.0048ce55
jmp 0x421169
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 0x421122
lea edx, [esp + 0x7c]
push 0x77bdac
push edx
call fcn.0047c254
add esp, 8
test eax, eax
je 0x421122
lea eax, [esp + 0x7c]
push 0x77bda8
push eax
call fcn.0047c254
add esp, 8
test eax, eax
je 0x421122
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 0x4210b2
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.0048ce55
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 0x421960
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 0x4219c2
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 0x4219d0
Capabilities:
Create process on windows

Disassembly:
push 0xffffffffffffffff
push 0x49a9cb
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x20c
mov eax, dword [0x7857d0]
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 0x421b08
mov ecx, dword [edi + 0x48]
lea esi, [edi + 0x48]
mov eax, dword [ecx - 8]
test eax, eax
jne 0x421a36
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.0048ce55
xor eax, eax
jmp 0x421b7f
push str.mailto:
lea ecx, [esp + 0xc]
call fcn.0048cfde
push esi
lea ecx, [esp + 0xc]
call fcn.0048d26d
mov ecx, dword [esp + 8]
push ebx
push ebp
mov ebp, dword [esp + 0x22c]
push ebp
push 0
push 0
push ecx
push 0x77bde8
push 0
call dword [sym.imp.SHELL32.dll_ShellExecuteA]
mov esi, eax
cmp esi, 0x20
ja 0x421b5d
lea edx, [esp + 0x14]
mov ecx, edi
push edx
push str..htm
push closesocket
call fcn.00421960
test eax, eax
jne 0x421b5d
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.00421960
test eax, eax
jne 0x421b5d
lea eax, [esp + 0x14]
push 0x77bdc4
push eax
call fcn.0047d430
mov esi, eax
add esp, 8
test esi, esi
jne 0x421b3c
lea ecx, [esp + 0x14]
push 0x77bdc0
push ecx
call fcn.0047d3b0
mov esi, eax
add esp, 8
test esi, esi
jne 0x421b3c
lea edx, [esp + 0x14]
push edx
call dword [sym.imp.KERNEL32.dll_lstrlenA]
lea esi, [esp + eax + 0x13]
jmp 0x421b3f
lea edx, [edi + 0x4c]
lea ecx, [esp + 8]
push edx
call fcn.0048cf8e
mov eax, dword [esp + 8]
mov ecx, dword [eax - 8]
test ecx, ecx
jne 0x421a4e
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.0048ce55
xor eax, eax
jmp 0x421b7f
mov byte [esi], 0
push 0x77bdbc
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.0048ce55
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 0x428fe6
Capabilities:
Initialize winsock library

Disassembly:
sub esp, 0x190
push esi
mov esi, ecx
mov eax, dword [esi + 0x3ac]
test eax, eax
jne 0x42900e
lea eax, [esp + 4]
push eax
push 0x101
call dword [sym.imp.WS2_32.dll_WSAStartup]
neg eax
sbb eax, eax
inc eax
mov dword [esi + 0x3ac], eax
pop esi
add esp, 0x190
ret
Function at 0x433230
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 0x43329e
cmp si, 0x69
ja 0x43329e
add esi, 0xffd0
cmp si, 0x11
je 0x43326e
push 0x11
call edi
test ax, ax
jge 0x43326e
or esi, 0x2000
cmp si, 0x10
je 0x433283
push 0x10
call edi
test ax, ax
jge 0x433283
or esi, 0x4000
cmp si, 0x12
je 0x433298
push 0x12
call edi
test ax, ax
jge 0x433298
or esi, 0x8000
mov ax, si
pop edi
pop esi
ret
cmp si, 0x6d
jne 0x4332ab
mov esi, 0xbd
jmp 0x43325f
cmp si, 0x6e
jne 0x4332b8
mov esi, 0xbe
jmp 0x43325f
cmp si, 0x6f
jne 0x433259
mov esi, 0xbf
jmp 0x43325f

Function at 0x434a60
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push ecx
mov eax, dword [0x7966d0]
xor edx, edx
cmp eax, edx
jne 0x434a86
xor eax, eax
mov byte [eax + 0x7965d0], al
inc eax
cmp eax, 0x100
jl 0x434a6e
mov dword [0x7966d0], 1
mov eax, dword [esp + 0xc]
push ebx
mov ebx, dword [esp + 0x14]
push esi
push edi
mov ecx, 0x40
mov esi, 0x7965d0
mov edi, ebx
rep movsd dword es:[edi], dword [esi]
cmp eax, edx
mov byte [ebx + 0x100], dl
mov byte [ebx + 0x101], dl
jle 0x434b17
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 0x434aea
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 0x434ab8
pop ebp
pop edi
pop esi
pop ebx
pop ecx
ret

Function at 0x434b90
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 0x434be3
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 0x434bca
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