joyce8/EMBER2024-capa huggingface dataset:
Function at 0x478775
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 0x47888d
push eax
call dword [sym.imp.USER32.dll_IsWindow]
test eax, eax
je 0x47888d
mov eax, dword [esi + 0x3c]
push eax
call fcn.004cfe7c
mov esi, eax
test esi, esi
je 0x47888d
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 0x47888d
mov ecx, esi
call fcn.00478700
cmp edi, eax
jge 0x47888d
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 0x478813
mov dword [esp + 0x34], 1
jmp 0x47886e
mov edx, dword [esi + 0x1c]
lea ecx, [esp + 0x18]
push ecx
push ebx
push 0x433
push edx
call ebp
test eax, eax
je 0x47888d
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.00477cb0
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 0x4812c0
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 0x48130c
mov eax, dword [ebx + 0x140]
test eax, eax
jle 0x48130c
mov ebp, dword [sym.imp.USER32.dll_GetKeyState]
xor esi, esi
lea edi, [ebx + 0x150]
mov eax, dword [edi]
test eax, eax
je 0x4812f6
push eax
call ebp
test ax, ax
jl 0x481304
inc esi
add edi, 4
cmp esi, 6
jb 0x4812e8
pop edi
pop esi
pop ebp
pop ebx
ret
push esi
mov ecx, ebx
call fcn.00480fc0
pop edi
pop esi
pop ebp
pop ebx
ret
Function at 0x484f20
Capabilities:
Create thread

Disassembly:
push ecx
cmp dword [ecx + 0xcc], 1
je 0x484f80
mov eax, dword [ecx + 0x1c]
test eax, eax
je 0x484f80
mov eax, dword [ecx + 0xb0]
test eax, eax
je 0x484f80
push esi
mov edx, 5
mov esi, dword [ecx + 0xbc]
cmp esi, edx
pop esi
je 0x484f80
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 0x484f90
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 0x489227
Capabilities:
Access peb ldr_data

Disassembly:
push 0xffffffffffffffff
push 0x4ddfc6
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.004cd2c9
mov eax, dword [0x5b5850]
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], 0x588c74
mov dword [esi + 4], edi
mov dword [esi + 8], ecx
mov dword [esi + 0x40], edi
mov dword [esi + 0x44], edi
je 0x489284
push ebx
call dword [sym.imp.KERNEL32.dll_lstrlenA]
inc eax
push eax
call fcn.004ce181
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 0x494460
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 0x49461d
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 0x494596
mov ecx, dword [esi + 0x94]
sub ecx, eax
mov eax, dword [esp + 0x14]
sar ecx, 4
cmp eax, ecx
jae 0x494596
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 0x49457d
mov edx, dword [eax + 8]
sub edx, ecx
sar edx, 2
cmp ebx, edx
jae 0x49457d
mov eax, ecx
mov ecx, esi
mov edi, dword [eax + ebx*4]
push edi
call fcn.004956d0
mov ebp, eax
test ebp, ebp
je 0x494575
push ebp
mov ecx, esi
call fcn.00496b50
test eax, eax
je 0x494575
mov edx, dword [esi + 0x74]
cmp edi, edx
je 0x494575
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 0x494536
xor eax, eax
jmp 0x49453e
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.00497520
inc ebx
xor ebp, ebp
jmp 0x4944c7
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 0x4944a0
mov eax, dword [esi + 0x74]
mov ecx, esi
push eax
call fcn.004959e0
test eax, eax
pop ebx
je 0x49461d
mov ecx, dword [esi + 0x74]
push ecx
mov ecx, esi
call fcn.004956d0
mov edi, eax
cmp edi, ebp
je 0x49461d
push edi
mov ecx, esi
call fcn.00496b50
test eax, eax
je 0x49461d
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.00495c20
mov ecx, dword [esi + 0x74]
mov dword [esp + 0x20], eax
push ecx
mov ecx, esi
call fcn.00495c90
mov dword [esp + 0x24], eax
mov eax, dword [esp + 0x38]
lea edx, [esp + 0x14]
mov ecx, edi
push edx
push eax
call fcn.00497520
pop edi
pop esi
pop ebp
add esp, 0x28
ret 4
Function at 0x49d0d0
Capabilities:
Access peb ldr_data

Disassembly:
mov eax, dword fs:[0]
push 0xffffffffffffffff
push 0x4df0a1
push eax
mov dword fs:[0], esp
sub esp, 0xec
push edi
mov edi, ecx
mov eax, dword [edi + 0x5c]
test eax, eax
jne 0x49d10d
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.004d625d
push 0
push 0x1000
lea eax, [esp + 0x10]
push 0
push eax
lea ecx, [esp + 0x40]
mov dword [esp + 0x10c], 0
call fcn.004d55a5
lea ecx, [esp + 0x30]
mov byte [esp + 0xfc], 1
push ecx
mov ecx, dword [edi + 0x5c]
call fcn.00495fe0
lea ecx, [esp + 8]
call fcn.004d64cc
lea ecx, [esp + 0x30]
call fcn.004d5709
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.004d55a5
lea ecx, [esp + 0x74]
lea esi, [edi + 0x60]
push ecx
mov ecx, esi
mov byte [esp + 0x100], 2
call fcn.00496450
lea ecx, [esp + 0x74]
call fcn.004d5709
lea ecx, [esp + 8]
call fcn.004d64cd
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.00493bf0
mov edx, dword [edi + 0x5c]
push 0xffffffffffffffff
mov ecx, esi
mov eax, dword [edx + 0xdc]
mov dword [esi + 0xdc], eax
call fcn.00495ef0
mov ecx, esi
call fcn.00496a90
mov eax, dword [edi + 0x5c]
push 0xffffffffffffffff
mov ecx, esi
mov eax, dword [eax + 0xe0]
mov dword [esi + 0xe0], eax
call fcn.00495ef0
mov ecx, esi
call fcn.00496a90
mov ecx, dword [edi + 0x5c]
push 0xffffffffffffffff
mov eax, dword [ecx + 0xe4]
mov ecx, esi
mov dword [esi + 0xe4], eax
call fcn.00495ef0
mov ecx, esi
call fcn.00496a90
mov ecx, dword [edi + 0x5c]
call fcn.004933d0
push eax
mov ecx, esi
call fcn.004933e0
mov ecx, dword [edi + 0x5c]
call fcn.00493990
push eax
mov ecx, esi
call fcn.00493930
mov ecx, dword [edi + 0x5c]
call fcn.00493ab0
push eax
mov ecx, esi
call fcn.00493a60
mov ecx, dword [edi + 0x5c]
push 0
call fcn.00492cb0
push eax
mov ecx, esi
call fcn.00492cc0
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.004d5681
lea ecx, [esp + 0x30]
mov byte [esp + 0xfc], 0
call fcn.004d5681
lea ecx, [esp + 8]
mov dword [esp + 0xfc], 0xffffffff
call fcn.004d62e6
mov ecx, dword [esp + 0xf4]
pop esi
mov eax, 1
pop edi
mov dword fs:[0], ecx
add esp, 0xf8
ret
Function at 0x49e950
Capabilities:
Access peb ldr_data
Get kernel32 base address

Disassembly:
push 0xffffffffffffffff
push 0x4df2c7
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.004cc64d
lea ecx, [esi + 0x24]
mov byte [esp + 0x16c], 1
call fcn.004cc64d
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.0049f470
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 0x49f4c0
Capabilities:
Extract resource via kernel32 functions

Disassembly:
mov eax, dword fs:[0]
push 0xffffffffffffffff
push 0x4df3a0
push eax
mov dword fs:[0], esp
sub esp, 8
push ebx
push ebp
push esi
push edi
mov esi, ecx
call fcn.004d8346
mov edi, dword [eax + 0xc]
xor ebp, ebp
cmp edi, ebp
jne 0x49f4f3
xor al, al
jmp 0x49f61f
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 0x49f515
xor al, al
jmp 0x49f61f
push eax
push edi
call dword [sym.imp.KERNEL32.dll_LoadResource]
cmp eax, ebp
jne 0x49f528
xor al, al
jmp 0x49f61f
push eax
call dword [sym.imp.KERNEL32.dll_LockResource]
mov edi, eax
cmp edi, ebp
jne 0x49f53c
xor al, al
jmp 0x49f61f
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.004cc6fd
test eax, eax
jne 0x49f570
xor al, al
jmp 0x49f61f
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], 0x589cb4
mov dword [esp + 0x20], ebp
call fcn.004d8346
mov eax, dword [eax + 0xc]
push ebx
push eax
call dword [sym.imp.USER32.dll_LoadBitmapA]
push eax
lea ecx, [esp + 0x14]
call fcn.004d525a
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.004d52b1
xor ecx, ecx
lea ebx, [edi + 8]
cmp word [edi + 6], cx
jbe 0x49f604
mov ax, word [ebx]
test ax, ax
je 0x49f5f6
mov edx, ecx
inc ecx
mov dword [esp + 0x28], ecx
push eax
push edx
mov ecx, esi
call fcn.0049f640
mov ecx, dword [esp + 0x28]
xor edx, edx
inc ebp
mov dx, word [edi + 6]
add ebx, 2
cmp ebp, edx
jl 0x49f5da
mov dword [esp + 0x10], method.CGdiObject.virtual_0
lea ecx, [esp + 0x10]
mov dword [esp + 0x20], 1
call fcn.004d52b1
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 0x49fb40
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.004d690a
mov edi, eax
mov eax, dword [esi]
test eax, eax
je 0x49fb86
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.004bd0e8
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 0x5afb30
push ecx
call fcn.004bedff
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 0x4a2c00
Capabilities:
Encode data using xor
Hash data with crc32

Disassembly:
mov ecx, dword [esp + 8]
test ecx, ecx
jne 0x4a2c0b
xor eax, eax
ret
mov eax, dword [esp + 4]
push ebx
push esi
mov esi, dword [esp + 0x14]
cmp esi, 8
not eax
jb 0x4a2d0e
push edi
mov edi, esi
shr edi, 3
mov edx, eax
xor ebx, ebx
mov bl, byte [ecx]
and edx, 0xff
xor edx, ebx
mov ebx, eax
shr ebx, 8
mov eax, dword [edx*4 + 0x58b644]
sub esi, 8
xor eax, ebx
inc ecx
mov edx, eax
xor ebx, ebx
mov bl, byte [ecx]
and edx, 0xff
xor edx, ebx
xor ebx, ebx
mov bl, byte [ecx + 1]
mov edx, dword [edx*4 + 0x58b644]
shr eax, 8
xor edx, eax
inc ecx
mov eax, edx
and eax, 0xff
xor eax, ebx
xor ebx, ebx
mov bl, byte [ecx + 1]
mov eax, dword [eax*4 + 0x58b644]
shr edx, 8
xor eax, edx
inc ecx
mov edx, eax
and edx, 0xff
xor edx, ebx
xor ebx, ebx
mov bl, byte [ecx + 1]
mov edx, dword [edx*4 + 0x58b644]
shr eax, 8
xor edx, eax
inc ecx
mov eax, edx
and eax, 0xff
xor eax, ebx
xor ebx, ebx
mov bl, byte [ecx + 1]
mov eax, dword [eax*4 + 0x58b644]
shr edx, 8
xor eax, edx
inc ecx
mov edx, eax
and edx, 0xff
xor edx, ebx
xor ebx, ebx
mov bl, byte [ecx + 1]
mov edx, dword [edx*4 + 0x58b644]
shr eax, 8
xor edx, eax
inc ecx
mov eax, edx
and eax, 0xff
xor eax, ebx
xor ebx, ebx
mov bl, byte [ecx + 1]
mov eax, dword [eax*4 + 0x58b644]
shr edx, 8
xor eax, edx
inc ecx
mov edx, eax
and edx, 0xff
xor edx, ebx
shr eax, 8
mov edx, dword [edx*4 + 0x58b644]
xor eax, edx
inc ecx
dec edi
jne 0x4a2c26
pop edi
test esi, esi
je 0x4a2d30
mov edx, eax
xor ebx, ebx
mov bl, byte [ecx]
and edx, 0xff
xor edx, ebx
shr eax, 8
mov edx, dword [edx*4 + 0x58b644]
xor eax, edx
inc ecx
dec esi
jne 0x4a2d12
pop esi
pop ebx
not eax
ret

Function at 0x4a2d40
Capabilities:
Generate random numbers using the delphi lcg
Hash data with crc32

Disassembly:
mov ecx, dword [esp + 4]
push esi
mov esi, dword [esp + 0xc]
mov edx, dword [ecx]
and esi, 0xff
mov eax, edx
and eax, 0xff
xor eax, esi
shr edx, 8
mov eax, dword [eax*4 + 0x58b644]
xor eax, edx
mov edx, dword [ecx + 4]
mov dword [ecx], eax
and eax, 0xff
add eax, edx
mov edx, dword [ecx + 8]
imul eax, eax, 0x8088405
inc eax
mov esi, edx
mov dword [ecx + 4], eax
and esi, 0xff
shr eax, 0x18
xor eax, esi
pop esi
shr edx, 8
mov eax, dword [eax*4 + 0x58b644]
xor eax, edx
mov dword [ecx + 8], eax
ret
Function at 0x4a36a0
Capabilities:
Read file on windows

Disassembly:
push ebx
mov ebx, dword [esp + 0x14]
push ebp
mov ebp, dword [esp + 0x10]
mov cl, byte [ebx]
mov eax, ebp
imul eax, dword [esp + 0x14]
test cl, cl
je 0x4a36e1
mov edx, dword [esp + 0xc]
lea ecx, [esp + 0xc]
push 0
push ecx
push eax
mov eax, dword [ebx + 4]
push edx
push eax
call dword [sym.imp.KERNEL32.dll_ReadFile]
test eax, eax
jne 0x4a36d6
mov byte [ebx + 8], 1
mov eax, dword [esp + 0xc]
xor edx, edx
div ebp
pop ebp
pop ebx
ret
mov edx, dword [ebx + 0x1c]
mov ecx, dword [ebx + 0x18]
push esi
push edi
lea esi, [edx + eax]
cmp esi, ecx
jbe 0x4a36f4
sub ecx, edx
mov eax, ecx
mov esi, dword [ebx + 0x14]
mov edi, dword [esp + 0x14]
mov ecx, eax
add esi, edx
mov edx, ecx
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, edx
xor edx, edx
and ecx, 3
rep movsb byte es:[edi], byte [esi]
mov ecx, dword [ebx + 0x1c]
pop edi
add ecx, eax
pop esi
div ebp
mov dword [ebx + 0x1c], ecx
pop ebp
pop ebx
ret
Function at 0x4a4210
Capabilities:
Resolve function by parsing pe exports

Disassembly:
sub esp, 8
push ebx
push esi
push edi
mov edi, dword [esp + 0x18]
xor ebx, ebx
cmp edi, ebx
jne 0x4a422c
pop edi
pop esi
mov eax, 0xffffff9a
pop ebx
add esp, 8
ret
cmp dword [edi + 0x18], ebx
jne 0x4a423d
pop edi
pop esi
mov eax, 0xffffff9a
pop ebx
add esp, 8
ret
cmp dword [edi + 0x7c], ebx
je 0x4a424b
push edi
call fcn.004a4680
add esp, 4
lea eax, [esp + 0xc]
lea ecx, [esp + 0x18]
push eax
lea edx, [esp + 0x14]
push ecx
push edx
push edi
call fcn.004a4010
add esp, 0x10
test eax, eax
je 0x4a4273
pop edi
pop esi
mov eax, 0xffffff99
pop ebx
add esp, 8
ret
push 0x84
call fcn.004bdd37
mov esi, eax
add esp, 4
cmp esi, ebx
jne 0x4a4292
pop edi
pop esi
mov eax, 0xffffff98
pop ebx
add esp, 8
ret
push 0x4000
call fcn.004bdd37
mov dword [esi], eax
mov ecx, dword [esp + 0x1c]
mov dword [esi + 0x44], ecx
mov edx, dword [esp + 0x10]
add esp, 4
cmp eax, ebx
mov dword [esi + 0x48], edx
mov dword [esi + 0x4c], ebx
jne 0x4a42cb
push esi
call fcn.004bdc4e
add esp, 4
mov eax, 0xffffff98
pop edi
pop esi
pop ebx
add esp, 8
ret
mov dword [esi + 0x40], ebx
mov edx, dword [edi + 0x34]
mov ecx, dword [edi + 0x3c]
xor eax, eax
cmp edx, ebx
mov dword [esi + 0x54], ecx
mov dword [esi + 0x50], ebx
mov edx, dword [edi + 0x34]
mov dword [esi + 0x64], edx
mov ecx, dword [edi]
sete al
mov dword [esi + 0x60], ecx
mov edx, dword [edi + 0xc]
cmp eax, ebx
mov dword [esi + 0x68], edx
mov dword [esi + 0x18], ebx
jne 0x4a4319
lea eax, [esi + 4]
mov dword [esi + 0x24], ebx
push eax
mov dword [esi + 0x28], ebx
mov dword [esi + 0x2c], ebx
call fcn.004a2f30
add esp, 4
test eax, eax
jne 0x4a4319
mov dword [esi + 0x40], 1
mov ecx, dword [edi + 0x40]
mov dword [esi + 0x58], ecx
mov edx, dword [edi + 0x44]
mov dword [esi + 0x5c], edx
mov al, byte [edi + 0x30]
and al, 1
mov byte [esi + 0x6c], al
mov ecx, dword [edi + 0x30]
shr ecx, 3
test cl, 1
je 0x4a4346
mov edx, dword [edi + 0x38]
shr edx, 8
mov byte [esi + 0x80], dl
jmp 0x4a4352
mov eax, dword [edi + 0x3c]
shr eax, 0x18
mov byte [esi + 0x80], al
mov cl, byte [esi + 0x6c]
push ebp
mov ebp, dword [esp + 0x20]
lea ebx, [esi + 0x70]
neg cl
sbb ecx, ecx
mov dword [ebx], 0x12345678
and ecx, 0xc
mov dword [esi + 0x74], 0x23456789
test ebp, ebp
mov dword [esi + 0x7c], ecx
mov dword [esi + 0x78], 0x34567890
je 0x4a4393
mov al, byte [ebp]
test al, al
je 0x4a4393
push eax
push ebx
call fcn.004a2d40
add esp, 8
inc ebp
jne 0x4a437f
mov edx, dword [edi + 0x78]
mov eax, dword [esp + 0x14]
mov dword [esi + 8], 0
pop ebp
lea ecx, [edx + eax + 0x1e]
xor eax, eax
mov dword [esi + 0x3c], ecx
mov dword [edi + 0x7c], esi
pop edi
pop esi
pop ebx
add esp, 8
ret
Function at 0x4a4e90
Capabilities:
Check if file exists
Create directory
Get file attributes

Disassembly:
sub esp, 0x208
push ebx
mov ebx, dword [esp + 0x210]
test ebx, ebx
push ebp
je 0x4a4eb8
push ebx
call dword [sym.imp.KERNEL32.dll_GetFileAttributesA]
cmp eax, 0xffffffff
jne 0x4a4eb8
push 0
push ebx
call dword [sym.imp.KERNEL32.dll_CreateDirectoryA]
mov ebp, dword [esp + 0x218]
mov cl, byte [ebp]
test cl, cl
je 0x4a4f92
mov eax, ebp
mov edx, ebp
cmp cl, 0x2f
je 0x4a4ed8
cmp cl, 0x5c
jne 0x4a4eda
mov eax, edx
mov cl, byte [edx + 1]
inc edx
test cl, cl
jne 0x4a4ece
push esi
cmp eax, ebp
push edi
je 0x4a4f1c
sub eax, ebp
mov esi, ebp
mov ecx, eax
lea edi, [esp + 0x114]
mov edx, ecx
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, edx
and ecx, 3
rep movsb byte es:[edi], byte [esi]
mov byte [esp + eax + 0x114], 0
lea eax, [esp + 0x114]
push eax
push ebx
call fcn.004a4e90
add esp, 8
test ebx, ebx
mov byte [esp + 0x10], 0
je 0x4a4f48
mov edi, ebx
or ecx, 0xffffffff
xor eax, eax
lea edx, [esp + 0x10]
repne scasb al, byte es:[edi]
not ecx
sub edi, ecx
mov eax, ecx
mov esi, edi
mov edi, edx
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, eax
and ecx, 3
rep movsb byte es:[edi], byte [esi]
mov edi, ebp
or ecx, 0xffffffff
xor eax, eax
lea edx, [esp + 0x10]
repne scasb al, byte es:[edi]
not ecx
sub edi, ecx
mov esi, edi
mov ebx, ecx
mov edi, edx
or ecx, 0xffffffff
repne scasb al, byte es:[edi]
mov ecx, ebx
dec edi
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, ebx
lea eax, [esp + 0x10]
and ecx, 3
push eax
rep movsb byte es:[edi], byte [esi]
call dword [sym.imp.KERNEL32.dll_GetFileAttributesA]
pop edi
cmp eax, 0xffffffff
pop esi
jne 0x4a4f92
lea ecx, [esp + 8]
push 0
push ecx
call dword [sym.imp.KERNEL32.dll_CreateDirectoryA]
pop ebp
pop ebx
add esp, 0x208
ret

Function at 0x4a8590
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push ecx
mov eax, dword [0x5f08e0]
xor edx, edx
cmp eax, edx
jne 0x4a85b6
xor eax, eax
mov byte [eax + 0x5f07e0], al
inc eax
cmp eax, 0x100
jl 0x4a859e
mov dword [0x5f08e0], 1
mov eax, dword [esp + 0xc]
push ebx
mov ebx, dword [esp + 0x14]
push esi
push edi
mov ecx, 0x40
mov esi, 0x5f07e0
mov edi, ebx
rep movsd dword es:[edi], dword [esi]
cmp eax, edx
mov byte [ebx + 0x100], dl
mov byte [ebx + 0x101], dl
jle 0x4a8647
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 0x4a861a
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 0x4a85e8
pop ebp
pop edi
pop esi
pop ebx
pop ecx
ret