joyce8/EMBER2024-capa huggingface dataset:
Function at 0x4b65fc
Capabilities:
Access peb ldr_data

Disassembly:
push ebp
mov ebp, esp
push 0
push 0
push 0
push 0
push ebx
push esi
push edi
test dl, dl
je 0x4b6616
add esp, 0xfffffff0
call fcn.004037b4
mov esi, ecx
mov ebx, edx
mov edi, eax
xor eax, eax
push ebp
push 0x4b66b3
push dword fs:[eax]
mov dword fs:[eax], esp
xor edx, edx
mov eax, edi
call fcn.00403420
mov dword [edi + 0x20], esi
mov dl, 1
mov eax, dword [0x427ea8]
call fcn.0042961c
mov esi, eax
mov dword [edi + 0x10], esi
mov eax, edi
call fcn.004b6a50
mov edx, eax
mov eax, esi
mov ecx, dword [eax]
call dword [ecx + 8]
mov eax, dword [edi + 0x10]
mov dword [eax + 0xc], edi
mov dword [eax + 8], 0x4b68e0
mov dl, 1
mov eax, dword [0x41b908]
call fcn.00403420
mov dword [edi + 4], eax
lea eax, [ebp - 0x10]
call fcn.00418e24
lea edx, [ebp - 0x10]
lea eax, [edi + 0x30]
call fcn.00410e88
mov byte [edi + 0x28], 1
mov dl, byte [0x4b66d8]
mov ax, 0x2e
call fcn.00465ee8
mov word [edi + 0x26], ax
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
push 0x4b66ba
lea eax, [ebp - 0x10]
call fcn.00410a70
ret

Function at 0x4b7740
Capabilities:
Hide graphical window

Disassembly:
push ebx
mov ebx, eax
test dl, dl
je 0x4b7758
push 5
mov eax, ebx
call fcn.0045cee8
push eax
call sub.user32.dll_ShowWindow
pop ebx
ret
push 0
mov eax, ebx
call fcn.0045cee8
push eax
call sub.user32.dll_ShowWindow
pop ebx
ret

Function at 0x4d59fc
Capabilities:
Hide graphical window

Disassembly:
push ebx
push esi
mov ebx, eax
cmp dword [ebx + 0x308], 0
jne 0x4d5a9c
mov esi, dword [ebx + 0x338]
test esi, esi
je 0x4d5a28
mov ecx, ebx
mov dl, 1
mov eax, esi
call dword [eax + 0x2c]
mov dword [ebx + 0x308], eax
jmp 0x4d5a3c
mov ecx, ebx
mov dl, 1
mov eax, dword [0x4b2de0]
call fcn.004b84e0
mov dword [ebx + 0x308], eax
xor edx, edx
mov eax, dword [ebx + 0x308]
call fcn.00456438
mov dl, 1
mov eax, dword [ebx + 0x308]
call fcn.0045d028
mov edx, ebx
mov eax, dword [ebx + 0x308]
mov ecx, dword [eax]
call dword [ecx + 0x68]
push 0
mov eax, dword [ebx + 0x308]
call fcn.0045cee8
push eax
call sub.user32.dll_ShowWindow
mov eax, dword [ebx + 0x308]
mov dword [eax + 0xe4], ebx
mov dword [eax + 0xe0], 0x4d5ad0
mov dword [eax + 0x2ac], ebx
mov dword [eax + 0x2a8], 0x4d5aa8
mov eax, dword [ebx + 0x308]
pop esi
pop ebx
ret
Function at 0x4f2038
Capabilities:
Log keystrokes via polling

Disassembly:
push ebx
mov bl, byte [0x4f2070]
push 0x10
call sub.user32.dll_GetKeyState
test ax, ax
jge 0x4f204e
or bl, 1
push 0x11
call sub.user32.dll_GetKeyState
test ax, ax
jge 0x4f205d
or bl, 4
push 0x12
call sub.user32.dll_GetKeyState
test ax, ax
jge 0x4f206c
or bl, 2
mov eax, ebx
pop ebx
ret
Function at 0x50ac68
Capabilities:
Encrypt data using rc4 prga

Disassembly:
push ebp
mov ebp, esp
push ebx
push esi
push edi
mov ebx, eax
mov edi, dword [ebp + 8]
add edi, 0xfffffff8
mov eax, dword [ebp + 8]
mov eax, dword [eax - 4]
mov word [eax], 0
test dl, dl
je 0x50aca2
test bl, bl
je 0x50ac93
mov eax, dword [edi]
mov esi, dword [eax + 0x21c]
jmp 0x50ac9d
mov eax, dword [edi]
movzx esi, byte [eax + 0x3c5]
dec esi
xor bl, 1
jmp 0x50acb3
mov eax, dword [edi]
mov edx, dword [eax + 0x3e0]
mov eax, dword [edi]
call fcn.004fbb40
mov esi, eax
mov eax, esi
test bl, bl
je 0x50acbc
inc esi
jmp 0x50acbd
dec esi
mov edx, dword [edi]
cmp esi, dword [edx + 0x21c]
jl 0x50acd2
mov edx, dword [edi]
movzx esi, byte [edx + 0x3c5]
jmp 0x50acf2
mov edx, dword [edi]
movzx edx, byte [edx + 0x3c5]
cmp esi, edx
jge 0x50acf2
mov edx, dword [edi]
mov esi, dword [edx + 0x21c]
mov edx, dword [edi]
movzx edx, byte [edx + 0x3c5]
sub esi, edx
cmp eax, esi
je 0x50ad36
jmp 0x50ad0e
test bl, bl
je 0x50acff
inc esi
jmp 0x50ad00
dec esi
test esi, esi
jl 0x50ad36
mov eax, dword [edi]
cmp esi, dword [eax + 0x21c]
jge 0x50ad36
mov eax, dword [edi]
mov edx, esi
call fcn.004fbb34
mov edx, eax
mov eax, dword [edi]
call fcn.00509d34
test al, al
je 0x50acf8
mov eax, dword [edi]
mov edx, esi
call fcn.004fbb34
mov edx, eax
mov eax, dword [edi]
call fcn.00509e08
pop edi
pop esi
pop ebx
pop ebp
ret
Function at 0x50bc44
Capabilities:
Capture screenshot

Disassembly:
push ebp
mov ebp, esp
add esp, 0xffffff90
push ebx
push esi
push edi
mov esi, edx
mov ebx, eax
mov eax, ebx
mov edx, dword [eax]
call dword [edx + 0x144]
test al, al
je 0x50bc6f
cmp byte [0x51dd64], 0
jne 0x50bc6f
mov byte [ebx + 0x3fc], 1
cmp byte [ebx + 0x3fc], 0
je 0x50bc7e
cmp dword [esi + 4], 0
je 0x50bcab
test byte [ebx + 0x55], 1
jne 0x50bc9d
mov eax, ebx
call fcn.00459b94
test eax, eax
jne 0x50bc9d
mov edx, esi
mov eax, ebx
call fcn.0045ec1c
jmp 0x50bde1
mov edx, esi
mov eax, ebx
call fcn.0045ab18
jmp 0x50bde1
push 0
call sub.user32.dll_GetDC
mov edi, eax
mov eax, ebx
call fcn.00455f60
push eax
mov eax, ebx
call fcn.00455f1c
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 edx, edx
push ebp
push 0x50bdda
push dword fs:[edx]
mov dword fs:[edx], esp
lea eax, [ebp - 0x50]
push eax
mov eax, ebx
call fcn.0045cee8
push eax
call sub.user32.dll_BeginPaint
mov edi, eax
mov eax, dword [ebp - 0x3c]
push eax
mov eax, dword [ebp - 0x40]
push eax
mov eax, dword [ebp - 0x44]
push eax
mov eax, dword [ebp - 0x48]
push eax
call sub.gdi32.dll_CreateRectRgn
mov dword [ebp - 0x10], eax
mov eax, dword [ebp - 4]
call fcn.004b0904
push eax
mov ecx, eax
mov edx, 0x14
mov eax, ebx
call fcn.0045771c
mov eax, dword [ebp - 0x10]
push eax
mov eax, dword [ebp - 4]
push eax
call sub.gdi32.dll_SelectClipRgn
mov eax, dword [ebp - 0x10]
push eax
call sub.gdi32.dll_DeleteObject
mov eax, dword [ebp - 4]
mov dword [esi + 4], eax
mov edx, esi
mov eax, ebx
call fcn.0050bc44
xor eax, eax
mov dword [esi + 4], eax
push 0xcc0020
push 0
push 0
mov eax, dword [ebp - 4]
push eax
lea edx, [ebp - 0x60]
mov eax, ebx
mov ecx, dword [eax]
call dword [ecx + 0x44]
mov eax, dword [ebp - 0x54]
push eax
lea edx, [ebp - 0x70]
mov eax, ebx
mov ecx, dword [eax]
call dword [ecx + 0x44]
mov eax, dword [ebp - 0x68]
push eax
push 0
push 0
push edi
call sub.gdi32.dll_BitBlt
lea eax, [ebp - 0x50]
push eax
mov eax, ebx
call fcn.0045cee8
push eax
call sub.user32.dll_EndPaint
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
push 0x50bde1
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 0x5158c4
Capabilities:
Get process heap flags

Disassembly:
push ebp
mov ebp, esp
push 0
push 0
push 0
push 0
push ebx
push esi
push edi
test dl, dl
je 0x5158de
add esp, 0xfffffff0
call fcn.004037b4
mov esi, ecx
mov ebx, edx
mov edi, eax
xor eax, eax
push ebp
push 0x51596c
push dword fs:[eax]
mov dword fs:[eax], esp
xor edx, edx
mov eax, edi
call fcn.00403420
mov dword [edi + 4], esi
lea eax, [edi + 0x40]
call fcn.004e741c
mov byte [edi + 0x34], 1
mov dl, 1
mov eax, dword [0x41b908]
call fcn.00403420
mov dword [edi + 0x28], eax
mov dl, 1
mov eax, dword [0x41b908]
call fcn.00403420
mov dword [edi + 0x14], eax
mov dl, 1
mov eax, dword [0x4b163c]
call fcn.004b17dc
mov esi, eax
mov dword [edi + 0x30], esi
mov dword [esi + 0x4c], edi
mov dword [esi + 0x48], 0x51626c
lea eax, [ebp - 0x10]
call fcn.00418e24
lea edx, [ebp - 0x10]
lea eax, [edi + 0x18]
call fcn.00410e88
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
push 0x515973
lea eax, [ebp - 0x10]
call fcn.00410a70
ret
Function at 0x411bb0
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x10
push 0x108
call fcn.004940de
add esp, 4
mov dword [ebp - 4], eax
mov edi, eax
mov esi, 0x55ad5b
lodsd eax, dword [esi]
stosd dword es:[edi], eax
lodsd eax, dword [esi]
stosd dword es:[edi], eax
xor eax, eax
mov ecx, 0x40
rep stosd dword es:[edi], eax
push 0x108
call fcn.004940de
add esp, 4
mov dword [ebp - 8], eax
mov edi, eax
mov esi, 0x55ad5b
lodsd eax, dword [esi]
stosd dword es:[edi], eax
lodsd eax, dword [esi]
stosd dword es:[edi], eax
xor eax, eax
mov ecx, 0x40
rep stosd dword es:[edi], eax
mov dword [ebp - 0xc], 0
mov ebx, dword [ebp - 4]
call fcn.0040735a
mov eax, 0
cmp eax, ecx
jl 0x411c30
push 0
push 0x401999d
push 1
call fcn.004940f0
add esp, 0xc
add ebx, eax
mov dword [ebp - 0x10], ebx
mov ebx, dword [ebp - 0x10]
mov byte [ebx], 0
mov ebx, dword [ebp - 8]
call fcn.0040735a
mov eax, 0
cmp eax, ecx
jl 0x411c63
push 0x29
push 0x401999d
push 1
call fcn.004940f0
add esp, 0xc
add ebx, eax
mov dword [ebp - 0x10], ebx
mov ebx, dword [ebp - 0x10]
mov byte [ebx], 0
mov eax, dword [ebp - 4]
add eax, 8
mov ecx, 0x100
xor ebx, ebx
sub bl, cl
mov byte [ebx + eax], bl
loop 0x411c79
push eax
mov edx, dword [ebp + 0x10]
mov edx, dword [edx]
mov edi, dword [edx + 4]
add edx, 8
mov esi, dword [ebp - 8]
add esi, 8
mov ecx, 0x100
xor ebx, ebx
cmp ebx, edi
jb 0x411ca1
xor ebx, ebx
mov ah, byte [ebx + edx]
mov byte [esi], ah
inc esi
inc ebx
loop 0x411c9b
pop edi
xor ebx, ebx
sub esi, 0x100
xor eax, eax
mov ecx, 0x100
mov dl, byte [eax + esi]
add bl, dl
mov dl, byte [eax + edi]
add bl, dl
mov dl, byte [eax + edi]
mov dh, byte [ebx + edi]
mov byte [eax + edi], dh
mov byte [ebx + edi], dl
inc eax
loop 0x411cba
mov esi, dword [ebp + 8]
mov esi, dword [esi]
mov ecx, dword [esi + 4]
mov dword [ebp - 0xc], ecx
add esi, 8
push 0x80000301
push 0
push dword [ebp - 0xc]
push 1
mov ebx, 0x496050
call fcn.004940f6
add esp, 0x10
mov dword [ebp - 0x10], eax
mov eax, dword [ebp - 0x10]
push eax
mov ebx, dword [ebp + 0xc]
mov ebx, dword [ebx]
test ebx, ebx
je 0x411d16
push ebx
call fcn.004940e4
add esp, 4
pop eax
mov ebx, dword [ebp + 0xc]
mov dword [ebx], eax
mov ecx, dword [ebp - 0xc]
mov edx, dword [ebp + 0xc]
mov edx, dword [edx]
add edx, 8
xor eax, eax
xor ebx, ebx
push ecx
movzx ecx, al
inc cl
push edx
mov dh, byte [ecx + edi]
add bl, dh
mov dl, byte [ebx + edi]
mov byte [ecx + edi], dl
mov byte [ebx + edi], dh
add dl, dh
movzx edx, dl
mov dl, byte [edx + edi]
mov cl, byte [eax + esi]
xor cl, dl
pop edx
mov byte [eax + edx], cl
inc eax
pop ecx
loop 0x411d2b
mov ebx, dword [ebp - 4]
push ebx
call fcn.004940e4
add esp, 4
mov ebx, dword [ebp - 8]
push ebx
call fcn.004940e4
add esp, 4
mov esp, ebp
pop ebp
ret 0xc
Function at 0x450a69
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x10
push 0x108
call fcn.004940de
add esp, 4
mov dword [ebp - 4], eax
mov edi, eax
mov esi, 0x55ad5b
lodsd eax, dword [esi]
stosd dword es:[edi], eax
lodsd eax, dword [esi]
stosd dword es:[edi], eax
xor eax, eax
mov ecx, 0x40
rep stosd dword es:[edi], eax
push 0x108
call fcn.004940de
add esp, 4
mov dword [ebp - 8], eax
mov edi, eax
mov esi, 0x55ad5b
lodsd eax, dword [esi]
stosd dword es:[edi], eax
lodsd eax, dword [esi]
stosd dword es:[edi], eax
xor eax, eax
mov ecx, 0x40
rep stosd dword es:[edi], eax
mov dword [ebp - 0xc], 0
mov ebx, dword [ebp - 4]
call fcn.0040735a
mov eax, 0
cmp eax, ecx
jl 0x450ae9
push 0x13
push 0x40220ed
push 1
call fcn.004940f0
add esp, 0xc
add ebx, eax
mov dword [ebp - 0x10], ebx
mov ebx, dword [ebp - 0x10]
mov byte [ebx], 0
mov ebx, dword [ebp - 8]
call fcn.0040735a
mov eax, 0
cmp eax, ecx
jl 0x450b1c
push 0x3c
push 0x40220ed
push 1
call fcn.004940f0
add esp, 0xc
add ebx, eax
mov dword [ebp - 0x10], ebx
mov ebx, dword [ebp - 0x10]
mov byte [ebx], 0
mov eax, dword [ebp - 4]
add eax, 8
mov ecx, 0x100
xor ebx, ebx
sub bl, cl
mov byte [ebx + eax], bl
loop 0x450b32
push eax
mov edx, dword [ebp + 0x10]
mov edx, dword [edx]
mov edi, dword [edx + 4]
add edx, 8
mov esi, dword [ebp - 8]
add esi, 8
mov ecx, 0x100
xor ebx, ebx
cmp ebx, edi
jb 0x450b5a
xor ebx, ebx
mov ah, byte [ebx + edx]
mov byte [esi], ah
inc esi
inc ebx
loop 0x450b54
pop edi
xor ebx, ebx
sub esi, 0x100
xor eax, eax
mov ecx, 0x100
mov dl, byte [eax + esi]
add bl, dl
mov dl, byte [eax + edi]
add bl, dl
mov dl, byte [eax + edi]
mov dh, byte [ebx + edi]
mov byte [eax + edi], dh
mov byte [ebx + edi], dl
inc eax
loop 0x450b73
mov esi, dword [ebp + 8]
mov esi, dword [esi]
mov ecx, dword [esi + 4]
mov dword [ebp - 0xc], ecx
add esi, 8
push 0x80000301
push 0
push dword [ebp - 0xc]
push 1
mov ebx, 0x496050
call fcn.004940f6
add esp, 0x10
mov dword [ebp - 0x10], eax
mov eax, dword [ebp - 0x10]
push eax
mov ebx, dword [ebp + 0xc]
mov ebx, dword [ebx]
test ebx, ebx
je 0x450bcf
push ebx
call fcn.004940e4
add esp, 4
pop eax
mov ebx, dword [ebp + 0xc]
mov dword [ebx], eax
mov ecx, dword [ebp - 0xc]
mov edx, dword [ebp + 0xc]
mov edx, dword [edx]
add edx, 8
xor eax, eax
xor ebx, ebx
push ecx
movzx ecx, al
inc cl
push edx
mov dh, byte [ecx + edi]
add bl, dh
mov dl, byte [ebx + edi]
mov byte [ecx + edi], dl
mov byte [ebx + edi], dh
add dl, dh
movzx edx, dl
mov dl, byte [edx + edi]
mov cl, byte [eax + esi]
xor cl, dl
pop edx
mov byte [eax + edx], cl
inc eax
pop ecx
loop 0x450be4
mov ebx, dword [ebp - 4]
push ebx
call fcn.004940e4
add esp, 4
mov ebx, dword [ebp - 8]
push ebx
call fcn.004940e4
add esp, 4
mov esp, ebp
pop ebp
ret 0xc
Function at 0x4a2cf0
Capabilities:
Enumerate files on windows

Disassembly:
push 0xffffffffffffffff
push 0x54f60b
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.00543d1b
mov ecx, dword [esp + 8]
mov dword [esp + 0x190], 0
mov eax, dword [ecx - 8]
test eax, eax
je 0x4a2d72
lea edx, [esp + 0x10]
push 1
push edx
lea ecx, [esp + 0x10]
call fcn.0054179b
mov eax, dword [eax]
push 0x84ed24
push eax
call fcn.00533524
add esp, 8
lea ecx, [esp + 0x10]
test eax, eax
setne bl
call fcn.00543fa6
test bl, bl
je 0x4a2d72
push 0x84ed24
lea ecx, [esp + 0xc]
call fcn.00544336
push 0x84ed30
lea ecx, [esp + 0xc]
call fcn.00544336
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 0x4a2dae
lea ecx, [esp + 8]
mov dword [esp + 0x190], eax
call fcn.00543fa6
jmp 0x4a2e79
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 0x4a2e32
lea edx, [esp + 0x7c]
push 0x84ed2c
push edx
call fcn.00533524
add esp, 8
test eax, eax
je 0x4a2e32
lea eax, [esp + 0x7c]
push 0x84ed28
push eax
call fcn.00533524
add esp, 8
test eax, eax
je 0x4a2e32
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 0x4a2dc2
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.00543fa6
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 0x4a40e0
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 0x4a4142
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 0x4a4150
Capabilities:
Create process on windows

Disassembly:
push 0xffffffffffffffff
push 0x54f76b
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x20c
mov eax, dword [0x866458]
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 0x4a4288
mov ecx, dword [edi + 0x48]
lea esi, [edi + 0x48]
mov eax, dword [ecx - 8]
test eax, eax
jne 0x4a41b6
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.00543fa6
xor eax, eax
jmp 0x4a42ff
push str.mailto:
lea ecx, [esp + 0xc]
call fcn.005440e3
push esi
lea ecx, [esp + 0xc]
call fcn.00544372
mov ecx, dword [esp + 8]
push ebx
push ebp
mov ebp, dword [esp + 0x22c]
push ebp
push 0
push 0
push ecx
push 0x84ed74
push 0
call dword [sym.imp.SHELL32.dll_ShellExecuteA]
mov esi, eax
cmp esi, 0x20
ja 0x4a42dd
lea edx, [esp + 0x14]
mov ecx, edi
push edx
push str..htm
push closesocket
call fcn.004a40e0
test eax, eax
jne 0x4a42dd
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.004a40e0
test eax, eax
jne 0x4a42dd
lea eax, [esp + 0x14]
push 0x84ed50
push eax
call fcn.00534700
mov esi, eax
add esp, 8
test esi, esi
jne 0x4a42bc
lea ecx, [esp + 0x14]
push 0x84ed4c
push ecx
call fcn.00534680
mov esi, eax
add esp, 8
test esi, esi
jne 0x4a42bc
lea edx, [esp + 0x14]
push edx
call dword [sym.imp.KERNEL32.dll_lstrlenA]
lea esi, [esp + eax + 0x13]
jmp 0x4a42bf
lea edx, [edi + 0x4c]
lea ecx, [esp + 8]
push edx
call fcn.00544093
mov eax, dword [esp + 8]
mov ecx, dword [eax - 8]
test ecx, ecx
jne 0x4a41ce
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.00543fa6
xor eax, eax
jmp 0x4a42ff
mov byte [esi], 0
push 0x84ed48
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.00543fa6
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 0x4acac6
Capabilities:
Initialize winsock library

Disassembly:
sub esp, 0x190
push esi
mov esi, ecx
mov eax, dword [esi + 0x3a0]
test eax, eax
jne 0x4acaee
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 + 0x3a0], eax
pop esi
add esp, 0x190
ret
Function at 0x4b70d0
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 0x4b713e
cmp si, 0x69
ja 0x4b713e
add esi, 0xffd0
cmp si, 0x11
je 0x4b710e
push 0x11
call edi
test ax, ax
jge 0x4b710e
or esi, 0x2000
cmp si, 0x10
je 0x4b7123
push 0x10
call edi
test ax, ax
jge 0x4b7123
or esi, 0x4000
cmp si, 0x12
je 0x4b7138
push 0x12
call edi
test ax, ax
jge 0x4b7138
or esi, 0x8000
mov ax, si
pop edi
pop esi
ret
cmp si, 0x6d
jne 0x4b714b
mov esi, 0xbd
jmp 0x4b70ff
cmp si, 0x6e
jne 0x4b7158
mov esi, 0xbe
jmp 0x4b70ff
cmp si, 0x6f
jne 0x4b70f9
mov esi, 0xbf
jmp 0x4b70ff

Function at 0x4b8ae0
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push ecx
mov eax, dword [0x876d88]
xor edx, edx
cmp eax, edx
jne 0x4b8b06
xor eax, eax
mov byte [eax + 0x876c88], al
inc eax
cmp eax, 0x100
jl 0x4b8aee
mov dword [0x876d88], 1
mov eax, dword [esp + 0xc]
push ebx
mov ebx, dword [esp + 0x14]
push esi
push edi
mov ecx, 0x40
mov esi, 0x876c88
mov edi, ebx
rep movsd dword es:[edi], dword [esi]
cmp eax, edx
mov byte [ebx + 0x100], dl
mov byte [ebx + 0x101], dl
jle 0x4b8b97
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 0x4b8b6a
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 0x4b8b38
pop ebp
pop edi
pop esi
pop ebx
pop ecx
ret

Function at 0x4b8ba0
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 0x4b8bf3
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 0x4b8bda
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 0x4bfc50
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 0x4bfde8
cmp ebp, ebx
jle 0x4bfde8
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 0x4bfcae
dec eax
or eax, 0xfffffff8
inc eax
je 0x4bfcb5
inc edi
mov dword [esp + 0x10], edi
mov ecx, edi
and ecx, reloc.WS2_32.dll_accept
jns 0x4bfcc4
dec ecx
or ecx, 0xfffffffe
inc ecx
je 0x4bfccb
inc edi
mov dword [esp + 0x10], edi
push 0x18
call fcn.00543ce7
add esp, 4
cmp eax, ebx
je 0x4bfcec
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.00543ce7
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 0x4bfdde
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 0x4bfdc5
mov al, byte [edx]
cmp al, 0xc0
jbe 0x4bfdb1
and eax, 0xff
sub eax, 0xc0
inc edx
mov esi, eax
mov dword [esp + 0x24], edx
cmp esi, 1
jle 0x4bfda6
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 0x4bfdb4
mov al, byte [edx]
mov esi, dword [esp + 0x18]
mov byte [ebp], al
jmp 0x4bfdb4
mov byte [ebp], al
inc ebp
add ecx, 8
inc edx
cmp ecx, esi
mov dword [esp + 0x2c], ecx
jl 0x4bfd50
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 0x4bfd41
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

Function at 0x4c2310
Capabilities:
Initialize winsock library

Disassembly:
sub esp, 0x190
push esi
mov esi, ecx
call fcn.00545581
lea eax, [esp + 4]
mov dword [esi], method.CWnd.virtual_0
push eax
push 0x101
call dword [sym.imp.WS2_32.dll_WSAStartup]
neg eax
sbb eax, eax
mov dword [esi + 0x44], 0x4d12
inc eax
mov dword [esi + 0x40], 0xffffffff
mov dword [esi + 0x3c], eax
mov eax, esi
pop esi
add esp, 0x190
ret