joyce8/EMBER2024-capa huggingface dataset:
Function at 0x4c6660
Capabilities:
Check for software breakpoints

Disassembly:
push esi
mov esi, dword [esp + 8]
cmp dword [esi + 0x10], 0xca
jne 0x4c6693
push esi
call fcn.004c9770
mov eax, dword [esi + 0x40]
add esp, 4
test eax, eax
je 0x4c668c
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 0x4c6719
mov eax, dword [esi + 0x1b0]
mov ecx, dword [eax + 0x10]
test ecx, ecx
je 0x4c6702
mov eax, dword [esi + 8]
test eax, eax
je 0x4c66b7
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 0x4c66fe
cmp eax, 2
je 0x4c6702
mov ecx, dword [esi + 8]
test ecx, ecx
je 0x4c66aa
cmp eax, 3
je 0x4c66dd
cmp eax, 1
jne 0x4c66aa
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 0x4c66aa
mov edx, dword [esi + 0x13c]
add edx, ecx
mov dword [eax + 8], edx
jmp 0x4c66aa
xor eax, eax
pop esi
ret
mov eax, dword [esi + 0x90]
push esi
mov dword [esi + 0x98], eax
call fcn.004c6740
add esp, 4
pop esi
ret
cmp eax, 0xcc
je 0x4c6728
mov ecx, dword [esi]
push esi
call dword [ecx]
add esp, 4
push esi
call fcn.004c6740
add esp, 4
pop esi
ret

Function at 0x4d2880
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 0x4d2923
test eax, eax
jbe 0x4d2923
mov ecx, dword [esi + 0xbc]
test ecx, ecx
jle 0x4d2923
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 0x4d28ce
xor esi, esi
jmp 0x4d28d4
mov esi, dword [esi + 0xb4]
add esi, 4
xor ebx, ebx
test edi, edi
jbe 0x4d28ff
push ebp
mov ebp, edi
add esi, 6
push esi
call fcn.00504030
add esi, eax
push esi
mov ebx, esi
call fcn.00504030
add esp, 8
add esi, eax
dec edi
dec ebp
jne 0x4d28e0
pop ebp
test edi, edi
pop edi
jne 0x4d2923
test ebx, ebx
je 0x4d2923
mov edx, dword [esp + 0x10]
push 0x4e
add edx, 0x10
push ebx
push edx
call fcn.00511450
add esp, 0xc
mov eax, 1
pop esi
pop ebx
ret 0xc
pop esi
xor eax, eax
pop ebx
ret 0xc
Function at 0x4d2a65
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 0x4d2b7d
push eax
call dword [sym.imp.USER32.dll_IsWindow]
test eax, eax
je 0x4d2b7d
mov eax, dword [esi + 0x3c]
push eax
call fcn.0052404d
mov esi, eax
test esi, esi
je 0x4d2b7d
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 0x4d2b7d
mov ecx, esi
call fcn.004d29d0
cmp edi, eax
jge 0x4d2b7d
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 0x4d2b03
mov dword [esp + 0x34], 1
jmp 0x4d2b5e
mov edx, dword [esi + 0x1c]
lea ecx, [esp + 0x18]
push ecx
push ebx
push 0x433
push edx
call ebp
test eax, eax
je 0x4d2b7d
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.004d1f30
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 0x4d96f7
Capabilities:
Access peb ldr_data

Disassembly:
push 0xffffffffffffffff
push 0x5346f6
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
push ecx
push ebx
push esi
mov esi, ecx
push edi
mov dword [esp + 0xc], esi
lea ecx, [esi + 0x14]
call fcn.005211e6
mov eax, dword [0x609acc]
xor edi, edi
mov dword [esp + 0x18], edi
mov dword [esi + 0x48], eax
mov ebx, dword [esp + 0x20]
mov ecx, dword [esp + 0x24]
cmp ebx, edi
mov byte [esp + 0x18], 1
mov dword [esi], 0x5de13c
mov dword [esi + 4], edi
mov dword [esi + 8], ecx
mov dword [esi + 0x40], edi
mov dword [esi + 0x44], edi
je 0x4d9754
push ebx
call dword [sym.imp.KERNEL32.dll_lstrlenA]
inc eax
push eax
call fcn.00522330
add esp, 4
mov dword [esi + 4], eax
push ebx
push eax
call dword [sym.imp.KERNEL32.dll_lstrcpyA]
mov ecx, dword [esp + 0x10]
or eax, 0xffffffff
mov dword [esi + 0xc], edi
mov dword [esi + 0x10], edi
mov dword [esi + 0x28], edi
mov dword [esi + 0x2c], eax
mov dword [esi + 0x30], eax
mov dword [esi + 0x34], eax
mov dword [esi + 0x38], eax
mov dword [esi + 0x3c], eax
mov dword [esi + 0x4c], edi
mov eax, esi
pop edi
pop esi
pop ebx
mov dword fs:[0], ecx
add esp, 0x10
ret 8
Function at 0x4e4910
Capabilities:
Resolve function by parsing pe exports

Disassembly:
sub esp, 0x28
push ebp
push esi
mov esi, ecx
xor ebp, ebp
push edi
cmp dword [esi + 0x78], ebp
je 0x4e4acd
push ebx
mov dword [esp + 0x18], ebp
mov dword [esp + 0x1c], ebp
mov dword [esp + 0x20], ebp
mov dword [esp + 0x24], ebp
mov dword [esp + 0x28], ebp
mov dword [esp + 0x2c], 1
mov dword [esp + 0x30], ebp
mov dword [esp + 0x34], ebp
mov dword [esp + 0x14], ebp
mov dword [esp + 0x10], ebp
mov eax, dword [esi + 0x90]
cmp eax, ebp
je 0x4e4a46
mov ecx, dword [esi + 0x94]
sub ecx, eax
mov eax, dword [esp + 0x14]
sar ecx, 4
cmp eax, ecx
jae 0x4e4a46
xor ebx, ebx
mov edx, dword [esi + 0x90]
mov eax, dword [esp + 0x10]
add eax, edx
mov ecx, dword [eax + 4]
cmp ecx, ebp
je 0x4e4a2d
mov edx, dword [eax + 8]
sub edx, ecx
sar edx, 2
cmp ebx, edx
jae 0x4e4a2d
mov eax, ecx
mov ecx, esi
mov edi, dword [eax + ebx*4]
push edi
call fcn.004e5b80
mov ebp, eax
test ebp, ebp
je 0x4e4a25
push ebp
mov ecx, esi
call fcn.004e7000
test eax, eax
je 0x4e4a25
mov edx, dword [esi + 0x74]
cmp edi, edx
je 0x4e4a25
mov eax, dword [esp + 0x10]
xor ecx, ecx
test ebx, ebx
sete cl
mov dword [esp + 0x24], ecx
mov ecx, dword [esi + 0x90]
add eax, ecx
mov ecx, dword [eax + 4]
test ecx, ecx
jne 0x4e49e6
xor eax, eax
jmp 0x4e49ee
mov eax, dword [eax + 8]
sub eax, ecx
sar eax, 2
dec eax
xor ecx, ecx
cmp ebx, eax
lea eax, [edi + 1]
sete cl
mov dword [esp + 0x28], ecx
xor ecx, ecx
cmp eax, edx
sete cl
dec edi
mov dword [esp + 0x30], ecx
xor eax, eax
cmp edi, edx
mov edx, dword [esp + 0x3c]
lea ecx, [esp + 0x18]
sete al
push ecx
push edx
mov ecx, ebp
mov dword [esp + 0x3c], eax
call fcn.004e79a0
inc ebx
xor ebp, ebp
jmp 0x4e4977
mov ecx, dword [esp + 0x14]
mov eax, dword [esp + 0x10]
inc ecx
add eax, 0x10
mov dword [esp + 0x14], ecx
mov dword [esp + 0x10], eax
jmp 0x4e4950
mov eax, dword [esi + 0x74]
mov ecx, esi
push eax
call fcn.004e5e90
test eax, eax
pop ebx
je 0x4e4acd
mov ecx, dword [esi + 0x74]
push ecx
mov ecx, esi
call fcn.004e5b80
mov edi, eax
cmp edi, ebp
je 0x4e4acd
push edi
mov ecx, esi
call fcn.004e7000
test eax, eax
je 0x4e4acd
mov eax, 1
lea edx, [esi + 0x1f8]
mov dword [esp + 0x28], eax
mov dword [esp + 0x18], eax
mov eax, dword [esi + 0x74]
mov ecx, esi
push eax
mov dword [esp + 0x18], ebp
mov dword [esp + 0x24], ebp
mov dword [esp + 0x28], ebp
mov dword [esp + 0x30], ebp
mov dword [esp + 0x34], ebp
mov dword [esp + 0x20], edx
call fcn.004e60d0
mov ecx, dword [esi + 0x74]
mov dword [esp + 0x20], eax
push ecx
mov ecx, esi
call fcn.004e6140
mov dword [esp + 0x24], eax
mov eax, dword [esp + 0x38]
lea edx, [esp + 0x14]
mov ecx, edi
push edx
push eax
call fcn.004e79a0
pop edi
pop esi
pop ebp
add esp, 0x28
ret 4
Function at 0x4ed700
Capabilities:
Access peb ldr_data

Disassembly:
mov eax, dword fs:[0]
push 0xffffffffffffffff
push 0x5357d1
push eax
mov dword fs:[0], esp
sub esp, 0xec
push edi
mov edi, ecx
mov eax, dword [edi + 0x5c]
test eax, eax
jne 0x4ed73d
xor eax, eax
pop edi
mov ecx, dword [esp + 0xec]
mov dword fs:[0], ecx
add esp, 0xf8
ret
push esi
push 0x400
lea ecx, [esp + 0xc]
call fcn.0052a50e
push 0
push 0x1000
lea eax, [esp + 0x10]
push 0
push eax
lea ecx, [esp + 0x40]
mov dword [esp + 0x10c], 0
call fcn.00529856
lea ecx, [esp + 0x30]
mov byte [esp + 0xfc], 1
push ecx
mov ecx, dword [edi + 0x5c]
call fcn.004e6490
lea ecx, [esp + 8]
call fcn.0052a7b9
lea ecx, [esp + 0x30]
call fcn.005299ba
mov edx, dword [esp + 8]
push 0
push 0
lea ecx, [esp + 0x10]
call dword [edx + 0x28]
push 0
push 0x1000
lea eax, [esp + 0x10]
push 1
push eax
lea ecx, [esp + 0x84]
call fcn.00529856
lea ecx, [esp + 0x74]
lea esi, [edi + 0x60]
push ecx
mov ecx, esi
mov byte [esp + 0x100], 2
call fcn.004e6900
lea ecx, [esp + 0x74]
call fcn.005299ba
lea ecx, [esp + 8]
call fcn.0052a7ba
mov eax, dword [edi + 0x5c]
lea edx, [esp + 0xb8]
push edx
push 0x3c
mov eax, dword [eax + 0xc8]
push eax
call dword [sym.imp.GDI32.dll_GetObjectA]
lea ecx, [esp + 0xb8]
push ecx
mov ecx, esi
call fcn.004e40a0
mov edx, dword [edi + 0x5c]
push 0xffffffffffffffff
mov ecx, esi
mov eax, dword [edx + 0xdc]
mov dword [esi + 0xdc], eax
call fcn.004e63a0
mov ecx, esi
call fcn.004e6f40
mov eax, dword [edi + 0x5c]
push 0xffffffffffffffff
mov ecx, esi
mov eax, dword [eax + 0xe0]
mov dword [esi + 0xe0], eax
call fcn.004e63a0
mov ecx, esi
call fcn.004e6f40
mov ecx, dword [edi + 0x5c]
push 0xffffffffffffffff
mov eax, dword [ecx + 0xe4]
mov ecx, esi
mov dword [esi + 0xe4], eax
call fcn.004e63a0
mov ecx, esi
call fcn.004e6f40
mov ecx, dword [edi + 0x5c]
call fcn.004e3870
push eax
mov ecx, esi
call fcn.004e3880
mov ecx, dword [edi + 0x5c]
call fcn.004e3e40
push eax
mov ecx, esi
call fcn.004e3de0
mov ecx, dword [edi + 0x5c]
call fcn.004e3f60
push eax
mov ecx, esi
call fcn.004e3f10
mov ecx, dword [edi + 0x5c]
push 0
call fcn.004e3150
push eax
mov ecx, esi
call fcn.004e3160
mov edx, dword [edi + 0x7c]
push 1
push 0
push edx
call dword [sym.imp.USER32.dll_InvalidateRect]
lea ecx, [esp + 0x74]
mov byte [esp + 0xfc], 1
call fcn.00529932
lea ecx, [esp + 0x30]
mov byte [esp + 0xfc], 0
call fcn.00529932
lea ecx, [esp + 8]
mov dword [esp + 0xfc], 0xffffffff
call fcn.0052a5d3
mov ecx, dword [esp + 0xf4]
pop esi
mov eax, 1
pop edi
mov dword fs:[0], ecx
add esp, 0xf8
ret
Function at 0x4eefa0
Capabilities:
Access peb ldr_data
Get kernel32 base address

Disassembly:
push 0xffffffffffffffff
push 0x5359f7
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x158
push ebx
push esi
mov esi, ecx
xor ebx, ebx
push edi
mov dword [esp + 0xc], esi
mov dword [esi], method.CMenu.virtual_0
mov dword [esi + 4], ebx
lea ecx, [esi + 0x1c]
mov dword [esp + 0x16c], ebx
call fcn.00520537
lea ecx, [esi + 0x24]
mov byte [esp + 0x16c], 1
call fcn.00520537
mov edi, dword [sym.imp.USER32.dll_GetSysColor]
push 7
mov byte [esp + 0x170], 2
mov dword [esi], method.CMenu.virtual_0
call edi
push 0xe
mov dword [esi + 0x2c], eax
call edi
push 0xf
mov dword [esi + 0x30], eax
call edi
push 4
mov dword [esi + 0x34], eax
call edi
push 0xd
mov dword [esi + 0x38], eax
call edi
push 0x14
mov dword [esi + 0x3c], eax
call edi
push 0x10
mov dword [esi + 0x40], eax
call edi
push 0x11
mov dword [esi + 0x44], eax
call edi
push 0xf
mov dword [esi + 0x48], eax
call edi
push 0x14
mov dword [esi + 0x4c], eax
call edi
push 0x10
mov dword [esi + 0x50], eax
call edi
mov dword [esi + 0x54], eax
mov eax, 0x14
mov ecx, eax
mov dword [esi + 0x14], eax
mov dword [esi + 0x18], ecx
mov ecx, 0x55
xor eax, eax
lea edi, [esp + 0x10]
rep stosd dword es:[edi], eax
lea eax, [esp + 0x10]
push ebx
push eax
push ebx
push 0x29
mov dword [esi + 0x58], ebx
mov dword [esi + 0x5c], ebx
mov dword [esi + 0x60], ebx
mov dword [esi + 0x64], ebx
mov dword [esi + 0xc], ebx
mov dword [esp + 0x20], 0x154
call dword [sym.imp.USER32.dll_SystemParametersInfoA]
lea ecx, [esp + 0xb0]
push ecx
call dword [sym.imp.GDI32.dll_CreateFontIndirectA]
mov ecx, esi
mov dword [esi + 0x10], eax
mov dword [esi + 8], ebx
call fcn.004efac0
mov eax, esi
mov ecx, dword [esp + 0x164]
pop edi
pop esi
pop ebx
mov dword fs:[0], ecx
add esp, 0x164
ret
Function at 0x4efb10
Capabilities:
Extract resource via kernel32 functions

Disassembly:
mov eax, dword fs:[0]
push 0xffffffffffffffff
push 0x535ad0
push eax
mov dword fs:[0], esp
sub esp, 8
push ebx
push ebp
push esi
push edi
mov esi, ecx
call fcn.0052ca0a
mov edi, dword [eax + 0xc]
xor ebp, ebp
cmp edi, ebp
jne 0x4efb43
xor al, al
jmp 0x4efc6f
mov ebx, dword [esp + 0x28]
push 0xf1
and ebx, 0xffff
push ebx
push edi
call dword [sym.imp.KERNEL32.dll_FindResourceA]
cmp eax, ebp
jne 0x4efb65
xor al, al
jmp 0x4efc6f
push eax
push edi
call dword [sym.imp.KERNEL32.dll_LoadResource]
cmp eax, ebp
jne 0x4efb78
xor al, al
jmp 0x4efc6f
push eax
call dword [sym.imp.KERNEL32.dll_LockResource]
mov edi, eax
cmp edi, ebp
jne 0x4efb8c
xor al, al
jmp 0x4efc6f
xor eax, eax
xor ecx, ecx
mov ax, word [edi + 2]
push ebp
mov dword [esi + 0x14], eax
xor eax, eax
mov ax, word [edi + 4]
mov edx, dword [esi + 0x14]
mov dword [esi + 0x18], eax
mov cx, word [edi + 6]
push ecx
push 5
push eax
push edx
lea ecx, [esi + 0x1c]
call fcn.005205fc
test eax, eax
jne 0x4efbc0
xor al, al
jmp 0x4efc6f
mov eax, dword [esi + 0x34]
push eax
mov eax, dword [esi + 0x20]
push eax
call dword [sym.imp.COMCTL32.dll_ImageList_SetBkColor]
mov dword [esp + 0x14], ebp
mov dword [esp + 0x10], 0x5df17c
mov dword [esp + 0x20], ebp
call fcn.0052ca0a
mov eax, dword [eax + 0xc]
push ebx
push eax
call dword [sym.imp.USER32.dll_LoadBitmapA]
push eax
lea ecx, [esp + 0x14]
call fcn.0052950b
mov edx, dword [esp + 0x14]
mov ecx, dword [esi + 0x20]
lea eax, [esp + 0x10]
push 0xc0c0c0
neg eax
sbb eax, eax
and eax, edx
push eax
push ecx
call dword [sym.imp.COMCTL32.dll_ImageList_AddMasked]
lea ecx, [esp + 0x10]
call fcn.00529562
xor ecx, ecx
lea ebx, [edi + 8]
cmp word [edi + 6], cx
jbe 0x4efc54
mov ax, word [ebx]
test ax, ax
je 0x4efc46
mov edx, ecx
inc ecx
mov dword [esp + 0x28], ecx
push eax
push edx
mov ecx, esi
call fcn.004efc90
mov ecx, dword [esp + 0x28]
xor edx, edx
inc ebp
mov dx, word [edi + 6]
add ebx, 2
cmp ebp, edx
jl 0x4efc2a
mov dword [esp + 0x10], method.CGdiObject.virtual_0
lea ecx, [esp + 0x10]
mov dword [esp + 0x20], 1
call fcn.00529562
mov al, 1
mov ecx, dword [esp + 0x18]
pop edi
pop esi
pop ebp
pop ebx
mov dword fs:[0], ecx
add esp, 0x14
ret 4

Function at 0x4f01d0
Capabilities:
Get graphical window text

Disassembly:
mov eax, dword [esp + 8]
sub esp, 0x50
push esi
mov esi, dword [esp + 0x58]
push edi
push eax
mov ecx, esi
call fcn.0052abf7
mov edi, eax
mov eax, dword [esi]
test eax, eax
je 0x4f0216
lea ecx, [esp + 8]
push 0x50
push ecx
push edi
call dword [sym.imp.USER32.dll_GetWindowTextA]
lea edx, [esp + 8]
push edx
call fcn.00510914
mov ecx, dword [esp + 0x68]
add esp, 4
pop edi
mov dword [ecx], eax
pop esi
add esp, 0x50
ret 0xc
mov edx, dword [esp + 0x64]
lea ecx, [esp + 8]
mov eax, dword [edx]
push eax
push 0x600e84
push ecx
call fcn.00512310
add esp, 0xc
lea edx, [esp + 8]
push edx
push edi
call dword [sym.imp.USER32.dll_SetWindowTextA]
pop edi
pop esi
add esp, 0x50
ret 0xc
Function at 0x4f0ab0
Capabilities:
Check os version

Disassembly:
sub esp, 0x9c
push esi
push edi
mov ecx, 0x27
xor eax, eax
lea edi, [esp + 8]
xor esi, esi
rep stosd dword es:[edi], eax
mov edi, dword [sym.imp.KERNEL32.dll_GetVersionExA]
lea eax, [esp + 8]
push eax
mov dword [esp + 0xc], 0x9c
call edi
test eax, eax
jne 0x4f0afc
lea ecx, [esp + 8]
mov dword [esp + 8], 0x94
push ecx
call edi
test eax, eax
jne 0x4f0afc
pop edi
pop esi
add esp, 0x9c
ret
cmp dword [esp + 0x18], 2
jne 0x4f0b0f
cmp dword [esp + 0xc], 5
jb 0x4f0b0f
mov esi, 1
mov eax, esi
pop edi
pop esi
add esp, 0x9c
ret
Function at 0x4f3500
Capabilities:
Execute anti-debugging instructions

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x5df288
push 0x512574
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x18
push ebx
push esi
push edi
mov dword [ebp - 0x18], esp
mov dword [ebp - 4], 0
push dword [ebp + 0x10]
mov ebx, dword [ebp + 0xc]
rdtsc
mov esi, eax
mov edi, edx
call ebx
rdtsc
pop ebx
mov dword [ebp - 0x28], edx
mov dword [ebp - 0x24], eax
mov dword [ebp - 0x20], edi
mov dword [ebp - 0x1c], esi
mov dword [ebp - 4], 0xffffffff
xor esi, esi
mov edi, dword [ebp - 0x20]
push 1
push esi
push esi
mov eax, dword [ebp - 0x28]
push eax
call fcn.00510a10
sub eax, esi
sbb edx, edi
mov ecx, dword [ebp - 0x1c]
sub eax, ecx
sbb edx, esi
mov ecx, dword [ebp - 0x24]
add eax, ecx
adc edx, esi
mov ecx, dword [ebp - 0x10]
mov dword fs:[0], ecx
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret

Function at 0x4f36b0
Capabilities:
Check os version

Disassembly:
sub esp, 0xa0
push esi
mov esi, dword [sym.imp.KERNEL32.dll_GetVersionExA]
push edi
mov ecx, 0x27
xor eax, eax
lea edi, [esp + 0xc]
rep stosd dword es:[edi], eax
lea eax, [esp + 0xc]
mov dword [esp + 0xc], 0x9c
push eax
call esi
test eax, eax
jne 0x4f36f1
lea ecx, [esp + 0xc]
mov dword [esp + 0xc], 0x94
push ecx
call esi
test eax, eax
je 0x4f375e
cmp dword [esp + 0x1c], 2
jne 0x4f375e
cmp dword [esp + 0x10], 5
jne 0x4f375e
cmp dword [esp + 0x14], 1
jne 0x4f375e
push str.kernel32
call dword [sym.imp.KERNEL32.dll_LoadLibraryA]
mov edi, eax
test edi, edi
je 0x4f3748
push str.IsWow64Process
push edi
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
mov esi, eax
test esi, esi
je 0x4f3739
lea edx, [esp + 8]
push edx
call dword [sym.imp.KERNEL32.dll_GetCurrentProcess]
push eax
call esi
jmp 0x4f3741
mov dword [esp + 8], 0
push edi
call dword [sym.imp.KERNEL32.dll_FreeLibrary]
mov eax, dword [esp + 8]
test eax, eax
je 0x4f375e
pop edi
mov eax, 1
pop esi
add esp, 0xa0
ret
pop edi
xor eax, eax
pop esi
add esp, 0xa0
ret
Function at 0x4fad80
Capabilities:
Log keystrokes via polling

Disassembly:
push ebx
mov ebx, ecx
push ebp
push esi
mov eax, dword [ebx + 0x13c]
push edi
test eax, eax
jle 0x4fadcc
mov eax, dword [ebx + 0x140]
test eax, eax
jle 0x4fadcc
mov ebp, dword [sym.imp.USER32.dll_GetKeyState]
xor esi, esi
lea edi, [ebx + 0x150]
mov eax, dword [edi]
test eax, eax
je 0x4fadb6
push eax
call ebp
test ax, ax
jl 0x4fadc4
inc esi
add edi, 4
cmp esi, 6
jb 0x4fada8
pop edi
pop esi
pop ebp
pop ebx
ret
push esi
mov ecx, ebx
call fcn.004faa80
pop edi
pop esi
pop ebp
pop ebx
ret
Function at 0x4feb50
Capabilities:
Create thread

Disassembly:
push ecx
cmp dword [ecx + 0xcc], 1
je 0x4febb0
mov eax, dword [ecx + 0x1c]
test eax, eax
je 0x4febb0
mov eax, dword [ecx + 0xb0]
test eax, eax
je 0x4febb0
push esi
mov edx, 5
mov esi, dword [ecx + 0xbc]
cmp esi, edx
pop esi
je 0x4febb0
mov dword [ecx + 0xb4], eax
mov dword [ecx + 0x94], 0
mov dword [ecx + 0xbc], edx
lea eax, [esp]
push eax
push 0
push ecx
push 0x4febc0
push 0
push 0
call dword [sym.imp.KERNEL32.dll_CreateThread]
push eax
call dword [sym.imp.KERNEL32.dll_CloseHandle]
pop ecx
ret
Function at 0x500af0
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 + 0x6072ac]
mov dl, byte [edx + esi]
test bl, dl
setne al
mov byte [esp + ecx + 0x4c], al
inc ecx
cmp ecx, 0x38
jl 0x500b03
mov eax, 0x1e
xor edx, edx
mov dword [esp + 0x10], eax
cmp dword [esp + 0x10c], 1
je 0x500b44
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 + 0x607354]
mov dword [edi], 0
mov dword [ebp], 0
mov esi, ecx
cmp ecx, 0x1c
jge 0x500b76
mov bl, byte [esp + ecx + 0x4c]
jmp 0x500b7a
mov bl, byte [esp + ecx + 0x30]
mov byte [esp + eax + 0x14], bl
inc eax
inc ecx
cmp eax, 0x1c
jl 0x500b6b
mov eax, 0x1c
lea ecx, [esi + 0x1c]
cmp ecx, 0x38
jge 0x500b98
mov bl, byte [esp + ecx + 0x4c]
jmp 0x500b9c
mov bl, byte [esp + ecx + 0x30]
mov byte [esp + eax + 0x14], bl
inc eax
inc ecx
cmp eax, 0x38
jl 0x500b8d
xor ecx, ecx
mov eax, 0x6072bc
xor ebx, ebx
mov bl, byte [ecx + 0x607364]
cmp byte [esp + ebx + 0x14], 0
je 0x500bc7
mov esi, dword [eax]
mov ebx, dword [ebp]
or ebx, esi
mov dword [ebp], ebx
xor ebx, ebx
mov bl, byte [ecx + 0x60737c]
cmp byte [esp + ebx + 0x14], 0
je 0x500bde
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 0x500bae
mov eax, dword [esp + 0x10]
inc edx
sub eax, 2
cmp eax, 0xfffffffe
mov dword [esp + 0x10], eax
jg 0x500b37
lea edx, [esp + 0x84]
push edx
call fcn.00500c20
add esp, 4
pop edi
pop esi
pop ebp
pop ebx
add esp, 0xf4
ret
Function at 0x502ec0
Capabilities:
Check for time delay via gettickcount

Disassembly:
sub esp, 0xa0
push ebx
push ebp
mov ebp, dword [esp + 0xac]
push esi
push edi
push ebp
call sub.RASAPI32.dll_RasHangUpA
mov esi, dword [sym.imp.KERNEL32.dll_GetTickCount]
mov ecx, 0x28
xor eax, eax
lea edi, [esp + 0x10]
rep stosd dword es:[edi], eax
mov dword [esp + 0x10], 0xa0
call esi
mov edi, eax
call esi
sub eax, edi
cmp eax, 0xbb8
jae 0x502f26
mov ebx, dword [sym.imp.KERNEL32.dll_Sleep]
lea eax, [esp + 0x10]
push eax
push ebp
call sub.RASAPI32.dll_RasGetConnectStatusA
cmp eax, 6
je 0x502f26
push 0
call ebx
call esi
sub eax, edi
cmp eax, 0xbb8
jb 0x502f07
pop edi
pop esi
pop ebp
pop ebx
add esp, 0xa0
ret

Function at 0x503300
Capabilities:
Create http request

Disassembly:
push esi
mov esi, ecx
cmp dword [esi], 0
jne 0x503338
mov edx, dword [esi + 4]
xor eax, eax
push 0
push 0
mov ecx, dword [edx - 8]
test ecx, ecx
setne al
mov ecx, eax
neg ecx
sbb ecx, ecx
and ecx, edx
neg eax
sbb eax, eax
push ecx
and eax, 2
inc eax
push eax
push str.Mozilla_4.0__compatible__MSIE_6.0__Windows_NT_5.0_
call dword [sym.imp.WININET.dll_InternetOpenA]
mov dword [esi], eax
mov ecx, dword [esi]
xor eax, eax
test ecx, ecx
setne al
pop esi
ret
Function at 0x5044b0
Capabilities:
Get socket status

Disassembly:
sub esp, 0x10c
mov eax, dword [ecx]
lea ecx, [esp]
push ecx
push 0
lea edx, [esp + 0x10]
push 0
push edx
push 0
mov dword [esp + 0x14], 0
mov dword [esp + 0x18], 0
mov dword [esp + 0x20], eax
mov dword [esp + 0x1c], 1
call sub.WS2_32.dll_select
cmp eax, 0xffffffff
jne 0x5044f9
xor eax, eax
add esp, 0x10c
ret 4
mov edx, dword [esp + 0x110]
xor ecx, ecx
test eax, eax
setne cl
mov dword [edx], ecx
mov eax, 1
add esp, 0x10c
ret 4

Function at 0x504970
Capabilities:
Access peb ldr_data

Disassembly:
push 0xffffffffffffffff
push 0x536560
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 8
push esi
mov esi, ecx
lea ecx, [esp + 4]
call fcn.00504520
lea eax, [esp + 4]
lea ecx, [esi + 4]
push eax
mov dword [esp + 0x18], 0
call fcn.005045a0
lea ecx, [esp + 4]
push ecx
lea ecx, [esi + 0x14]
call fcn.005045a0
lea ecx, [esi + 0xc]
call fcn.0052257a
lea ecx, [esi + 0x10]
call fcn.0052257a
push 0xffffffffffffffff
push 0
lea ecx, [esi + 0x1c]
call fcn.00505b30
push 0xffffffffffffffff
push 0
lea ecx, [esi + 0x30]
call fcn.00505b30
push 0xffffffffffffffff
push 0
lea ecx, [esi + 0x44]
call fcn.00505b30
lea ecx, [esp + 8]
mov dword [esp + 0x14], 1
call fcn.005225ef
lea ecx, [esp + 4]
mov dword [esp + 0x14], 0xffffffff
call fcn.005225ef
mov ecx, dword [esp + 0xc]
pop esi
mov dword fs:[0], ecx
add esp, 0x14
ret