joyce8/EMBER2024-capa huggingface dataset:
Function at 0x460405
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 0x46051d
push eax
call dword [sym.imp.USER32.dll_IsWindow]
test eax, eax
je 0x46051d
mov eax, dword [esi + 0x3c]
push eax
call fcn.00491116
mov esi, eax
test esi, esi
je 0x46051d
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 0x46051d
mov ecx, esi
call fcn.00460370
cmp edi, eax
jge 0x46051d
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 0x4604a3
mov dword [esp + 0x34], 1
jmp 0x4604fe
mov edx, dword [esi + 0x1c]
lea ecx, [esp + 0x18]
push ecx
push ebx
push 0x433
push edx
call ebp
test eax, eax
je 0x46051d
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.0045f930
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 0x4674b0
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 0x467516
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 0x467516
push 0
call ebx
call esi
sub eax, edi
cmp eax, 0xbb8
jb 0x4674f7
pop edi
pop esi
pop ebp
pop ebx
add esp, 0xa0
ret

Function at 0x467ce0
Capabilities:
Create http request

Disassembly:
push esi
mov esi, ecx
cmp dword [esi], 0
jne 0x467d18
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 0x4689a0
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 0x4689e9
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 0x468e60
Capabilities:
Access peb ldr_data

Disassembly:
push 0xffffffffffffffff
push 0x4a0c60
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.00468a10
lea eax, [esp + 4]
lea ecx, [esi + 4]
push eax
mov dword [esp + 0x18], 0
call fcn.00468a90
lea ecx, [esp + 4]
push ecx
lea ecx, [esi + 0x14]
call fcn.00468a90
lea ecx, [esi + 0xc]
call fcn.0048f62a
lea ecx, [esi + 0x10]
call fcn.0048f62a
push 0xffffffffffffffff
push 0
lea ecx, [esi + 0x1c]
call fcn.0046a020
push 0xffffffffffffffff
push 0
lea ecx, [esi + 0x30]
call fcn.0046a020
push 0xffffffffffffffff
push 0
lea ecx, [esi + 0x44]
call fcn.0046a020
lea ecx, [esp + 8]
mov dword [esp + 0x14], 1
call fcn.0048f69f
lea ecx, [esp + 4]
mov dword [esp + 0x14], 0xffffffff
call fcn.0048f69f
mov ecx, dword [esp + 0xc]
pop esi
mov dword fs:[0], ecx
add esp, 0x14
ret
Function at 0x491ab9
Capabilities:
Get graphical window text

Disassembly:
push esi
mov esi, ecx
mov ecx, dword [esi + 0x38]
test ecx, ecx
jne 0x491af1
push dword [esi + 0x1c]
call dword [sym.imp.USER32.dll_GetWindowTextLengthA]
lea ecx, [eax + 1]
push ecx
mov ecx, dword [esp + 0xc]
push eax
call fcn.0048fb46
push eax
push dword [esi + 0x1c]
call dword [sym.imp.USER32.dll_GetWindowTextA]
mov ecx, dword [esp + 8]
push 0xffffffffffffffff
call fcn.0048fb1e
jmp 0x491afd
mov eax, dword [ecx]
push dword [esp + 8]
call dword [eax + 0x88]
pop esi
ret 4

Function at 0x4931aa
Capabilities:
Extract resource via kernel32 functions

Disassembly:
push ebx
push esi
push edi
xor edi, edi
cmp dword [esp + 0x10], edi
mov ebx, ecx
je 0x4931ec
call fcn.00499299
mov esi, dword [eax + 0xc]
push 0xf0
push dword [esp + 0x14]
push esi
call dword [sym.imp.KERNEL32.dll_FindResourceA]
cmp eax, edi
je 0x4931ec
push eax
push esi
call dword [sym.imp.KERNEL32.dll_LoadResource]
cmp eax, edi
jne 0x4931e3
xor eax, eax
jmp 0x4931f4
push eax
call dword [sym.imp.KERNEL32.dll_LockResource]
mov edi, eax
push edi
mov ecx, ebx
call fcn.004931fa
pop edi
pop esi
pop ebx
ret 4

Function at 0x4997c9
Capabilities:
Get thread local storage value

Disassembly:
push ebx
push esi
mov esi, ecx
lea ebx, [esi + 0x1c]
push ebx
call dword [sym.imp.KERNEL32.dll_EnterCriticalSection]
cmp dword [esp + 0x10], 0
jne 0x4997f7
push dword [esi]
call dword [sym.imp.KERNEL32.dll_TlsGetValue]
test eax, eax
je 0x499815
push dword [esp + 0xc]
mov ecx, esi
push eax
call fcn.0049972f
jmp 0x499815
mov eax, dword [esi + 0x14]
test eax, eax
je 0x499815
push edi
push dword [esp + 0x10]
mov edi, dword [eax + 4]
mov ecx, esi
push eax
call fcn.0049972f
test edi, edi
mov eax, edi
jne 0x4997ff
pop edi
push ebx
call dword [sym.imp.KERNEL32.dll_LeaveCriticalSection]
pop esi
pop ebx
ret 8
Function at 0x40f783
Capabilities:
Link many functions at runtime

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
sub esp, 0x14
push ebx
push esi
push edi
call fcn.0040c622
and dword [ebp - 4], 0
cmp dword [0x41ab84], 0
mov ebx, eax
jne 0x40f834
push 0x415a7c
call dword [sym.imp.KERNEL32.dll_LoadLibraryA]
mov edi, eax
test edi, edi
je 0x40f8e5
mov esi, dword [sym.imp.KERNEL32.dll_GetProcAddress]
push 0x415a70
push edi
call esi
test eax, eax
je 0x40f8e5
push eax
call fcn.0040c5b0
mov dword [esp], 0x415a44
push edi
mov dword [0x41ab84], eax
call esi
push eax
call fcn.0040c5b0
mov dword [esp], 0x415a30
push edi
mov dword [0x41ab88], eax
call esi
push eax
call fcn.0040c5b0
mov dword [esp], 0x415a54
push edi
mov dword [0x41ab8c], eax
call esi
push eax
call fcn.0040c5b0
pop ecx
mov dword [0x41ab94], eax
test eax, eax
je 0x40f834
push 0x415a18
push edi
call esi
push eax
call fcn.0040c5b0
pop ecx
mov dword [0x41ab90], eax
mov eax, dword [0x41ab90]
cmp eax, ebx
je 0x40f88c
cmp dword [0x41ab94], ebx
je 0x40f88c
push eax
call fcn.0040c62b
push dword [0x41ab94]
mov esi, eax
call fcn.0040c62b
pop ecx
pop ecx
mov edi, eax
test esi, esi
je 0x40f88c
test edi, edi
je 0x40f88c
call esi
test eax, eax
je 0x40f883
lea ecx, [ebp - 8]
push ecx
push 0xc
lea ecx, [ebp - 0x14]
push ecx
push 1
push eax
call edi
test eax, eax
je 0x40f883
test byte [ebp - 0xc], 1
jne 0x40f88c
or dword [ebp + 0x10], 0x200000
jmp 0x40f8c5
mov eax, dword [0x41ab88]
cmp eax, ebx
je 0x40f8c5
push eax
call fcn.0040c62b
pop ecx
test eax, eax
je 0x40f8c5
call eax
mov dword [ebp - 4], eax
test eax, eax
je 0x40f8c5
mov eax, dword [0x41ab8c]
cmp eax, ebx
je 0x40f8c5
push eax
call fcn.0040c62b
pop ecx
test eax, eax
je 0x40f8c5
push dword [ebp - 4]
call eax
mov dword [ebp - 4], eax
push dword [0x41ab84]
call fcn.0040c62b
pop ecx
test eax, eax
je 0x40f8e5
push dword [ebp + 0x10]
push dword [ebp + 0xc]
push dword [ebp + 8]
push dword [ebp - 4]
call eax
jmp 0x40f8e7
xor eax, eax
pop edi
pop esi
pop ebx
leave
ret
Function at 0x401d60
Capabilities:
Encode data using xor

Disassembly:
push esi
xor esi, esi
xor byte [esi + section..syhua], 0xd2
push str.ujdishXABh78373377
call fcn.004010e0
add byte [esi + section..syhua], 0x2c
push str.ujdishXABh78373377
call fcn.004010e0
add byte [esi + section..syhua], 0xa1
push str.ujdishXABh78373377
call fcn.004010e0
add byte [esi + section..syhua], 0x22
push str.ujdishXABh78373377
call fcn.004010e0
add byte [esi + section..syhua], 0xd9
push str.ujdishXABh78373377
call fcn.004010e0
add byte [esi + section..syhua], 0xa8
push str.ujdishXABh78373377
call fcn.004010e0
xor byte [esi + section..syhua], 0x71
push str.ujdishXABh78373377
call fcn.004010e0
add byte [esi + section..syhua], 0xdc
push str.ujdishXABh78373377
call fcn.004010e0
xor byte [esi + section..syhua], 0x69
push str.ujdishXABh78373377
call fcn.004010e0
add byte [esi + section..syhua], 0xfe
push str.ujdishXABh78373377
call fcn.004010e0
add byte [esi + section..syhua], 0x65
push str.ujdishXABh78373377
call fcn.004010e0
add byte [esi + section..syhua], 0xfd
push str.ujdishXABh78373377
call fcn.004010e0
add byte [esi + section..syhua], 0x6a
push str.ujdishXABh78373377
call fcn.004010e0
add byte [esi + section..syhua], 0x37
push str.ujdishXABh78373377
call fcn.004010e0
add byte [esi + section..syhua], 0x2a
push str.ujdishXABh78373377
call fcn.004010e0
add byte [esi + section..syhua], 0x24
push str.ujdishXABh78373377
call fcn.004010e0
add byte [esi + section..syhua], 0x2c
add esp, 0x40
push str.ujdishXABh78373377
call fcn.004010e0
add byte [esi + section..syhua], 0xb7
push str.ujdishXABh78373377
call fcn.004010e0
add byte [esi + section..syhua], 0x24
push str.ujdishXABh78373377
call fcn.004010e0
add byte [esi + section..syhua], 0xcb
push str.ujdishXABh78373377
call fcn.004010e0
add byte [esi + section..syhua], 0xbb
push str.ujdishXABh78373377
call fcn.004010e0
add byte [esi + section..syhua], 0x52
push str.ujdishXABh78373377
call fcn.004010e0
add byte [esi + section..syhua], 0xa4
push str.ujdishXABh78373377
call fcn.004010e0
xor byte [esi + section..syhua], 0x34
push str.ujdishXABh78373377
call fcn.004010e0
xor byte [esi + section..syhua], 0x4d
push str.ujdishXABh78373377
call fcn.004010e0
xor byte [esi + section..syhua], 0x8a
push str.ujdishXABh78373377
call fcn.004010e0
add byte [esi + section..syhua], 0xe4
push str.ujdishXABh78373377
call fcn.004010e0
add byte [esi + section..syhua], 0xe
push str.ujdishXABh78373377
call fcn.004010e0
add byte [esi + section..syhua], 0x92
push str.ujdishXABh78373377
call fcn.004010e0
add byte [esi + section..syhua], 0x51
push str.ujdishXABh78373377
call fcn.004010e0
add byte [esi + section..syhua], 0xfb
push str.ujdishXABh78373377
call fcn.004010e0
add byte [esi + section..syhua], 0xc8
push str.ujdishXABh78373377
call fcn.004010e0
add byte [esi + section..syhua], 0xa6
add esp, 0x40
push str.ujdishXABh78373377
call fcn.004010e0
xor byte [esi + section..syhua], 0x9c
push str.ujdishXABh78373377
call fcn.004010e0
inc esi
add esp, 8
cmp esi, 0x26e00
jb 0x401d63
pop esi
ret
Function at 0x401fc0
Capabilities:
Encode data using xor
Hash data using murmur2
Resolve function by parsing pe exports

Disassembly:
sub esp, 0x3c
mov eax, dword [0x433010]
xor eax, esp
mov dword [esp + 0x34], eax
push ebx
mov ebx, dword [0x45be00]
push ebp
push esi
xor ebp, ebp
mov dword [esp + 0x1c], edx
mov eax, dword [ebx + 0x3c]
push edi
mov dword [esp + 0x18], ebx
mov dword [esp + 0x1c], 0
mov ecx, dword [eax + ebx + 0x78]
mov eax, dword [ecx + ebx + 0x20]
add ecx, ebx
mov dword [esp + 0x28], ecx
add eax, ebx
mov dword [esp + 0x14], eax
mov ecx, dword [ecx + 0x18]
mov dword [esp + 0x24], ecx
test ecx, ecx
je 0x40219a
mov edx, dword [eax]
xorps xmm0, xmm0
add edx, ebx
mov dword [esp + 0x3c], 0
mov eax, edx
mov dword [esp + 0x40], 0
movups xmmword [esp + 0x2c], xmm0
lea esi, [eax + 1]
mov cl, byte [eax]
inc eax
test cl, cl
jne 0x402031
sub eax, esi
lea ecx, [esp + 0x2c]
push eax
push edx
call fcn.004044f0
mov edi, dword [esp + 0x3c]
lea ebx, [esp + 0x2c]
mov esi, edi
xor esi, 0x36c
cmp dword [esp + 0x40], 0x10
cmovae ebx, dword [esp + 0x2c]
push ebx
shr edi, 2
push edi
push str._x_and__p
call fcn.004010e0
add esp, 0xc
xor edx, edx
test edi, edi
je 0x4020a1
nop word [eax + eax]
imul ecx, dword [ebx + edx*4], 0x5bd1e995
inc edx
imul esi, esi, 0x5bd1e995
mov eax, ecx
shr eax, 0x18
xor eax, ecx
imul ecx, eax, 0x5bd1e995
xor esi, ecx
cmp edx, edi
jl 0x402080
mov eax, dword [esp + 0x3c]
xor ecx, ecx
and eax, 3
sub eax, 1
je 0x4020cb
sub eax, 1
je 0x4020c1
sub eax, 1
jne 0x4020d9
movsx ecx, byte [ebx + edi*4 + 2]
shl ecx, 0x10
movsx eax, byte [ebx + edi*4 + 1]
shl eax, 8
xor ecx, eax
movsx eax, byte [ebx + edi*4]
xor eax, ecx
imul eax, eax, 0x5bd1e995
xor esi, eax
mov eax, esi
shr eax, 0xd
xor eax, esi
imul ecx, eax, 0x5bd1e995
mov eax, ecx
shr eax, 0xf
xor eax, ecx
cmp eax, dword [esp + 0x20]
je 0x402149
mov eax, dword [esp + 0x14]
mov ecx, dword [esp + 0x40]
add eax, 4
mov dword [esp + 0x14], eax
cmp ecx, 0x10
jb 0x402138
mov edx, dword [esp + 0x2c]
inc ecx
mov eax, edx
cmp ecx, 0x1000
jb 0x40212a
mov edx, dword [eax - 4]
add ecx, 0x23
sub eax, edx
add eax, 0xfffffffc
cmp eax, 0x1f
ja 0x4021b3
push ecx
push edx
call fcn.00407219
mov eax, dword [esp + 0x1c]
add esp, 8
mov ebx, dword [esp + 0x18]
inc ebp
cmp ebp, dword [esp + 0x24]
jb 0x402010
jmp 0x40219a
mov edx, dword [esp + 0x28]
mov ebx, dword [esp + 0x18]
mov eax, dword [edx + 0x24]
lea eax, [eax + ebp*2]
movzx ecx, word [eax + ebx]
mov eax, dword [edx + 0x1c]
lea eax, [eax + ecx*4]
mov ecx, dword [eax + ebx]
mov dword [esp + 0x1c], ecx
mov ecx, dword [esp + 0x40]
cmp ecx, 0x10
jb 0x40219a
mov edx, dword [esp + 0x2c]
inc ecx
mov eax, edx
cmp ecx, 0x1000
jb 0x402190
mov edx, dword [eax - 4]
add ecx, 0x23
sub eax, edx
add eax, 0xfffffffc
cmp eax, 0x1f
ja 0x4021b3
push ecx
push edx
call fcn.00407219
add esp, 8
mov eax, dword [esp + 0x1c]
mov ecx, dword [esp + 0x44]
add eax, ebx
pop edi
pop esi
pop ebp
pop ebx
xor ecx, esp
call fcn.004071d6
add esp, 0x3c
ret
call fcn.0040e4ed
int3
Function at 0x40a700
Capabilities:
Enumerate files on windows

Disassembly:
push 0xffffffffffffffff
push 0x46af9b
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.0045f4ed
mov ecx, dword [esp + 8]
mov dword [esp + 0x190], 0
mov eax, dword [ecx - 8]
test eax, eax
je 0x40a782
lea edx, [esp + 0x10]
push 1
push edx
lea ecx, [esp + 0x10]
call fcn.0045d30d
mov eax, dword [eax]
push 0x4861d0
push eax
call fcn.0044f7e4
add esp, 8
lea ecx, [esp + 0x10]
test eax, eax
setne bl
call fcn.0045f778
test bl, bl
je 0x40a782
push 0x4861d0
lea ecx, [esp + 0xc]
call fcn.0045fb08
push 0x489d4c
lea ecx, [esp + 0xc]
call fcn.0045fb08
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 0x40a7be
lea ecx, [esp + 8]
mov dword [esp + 0x190], eax
call fcn.0045f778
jmp 0x40a889
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 0x40a842
lea edx, [esp + 0x7c]
push 0x489d48
push edx
call fcn.0044f7e4
add esp, 8
test eax, eax
je 0x40a842
lea eax, [esp + 0x7c]
push 0x489d44
push eax
call fcn.0044f7e4
add esp, 8
test eax, eax
je 0x40a842
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 0x40a7d2
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.0045f778
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 0x40b080
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 0x40b0e2
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 0x40b0f0
Capabilities:
Create process on windows

Disassembly:
push 0xffffffffffffffff
push 0x46b01b
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x20c
mov eax, dword [0x490508]
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 0x40b228
mov ecx, dword [edi + 0x48]
lea esi, [edi + 0x48]
mov eax, dword [ecx - 8]
test eax, eax
jne 0x40b156
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.0045f778
xor eax, eax
jmp 0x40b29f
push str.mailto:
lea ecx, [esp + 0xc]
call fcn.0045f8b5
push esi
lea ecx, [esp + 0xc]
call fcn.0045fb44
mov ecx, dword [esp + 8]
push ebx
push ebp
mov ebp, dword [esp + 0x22c]
push ebp
push 0
push 0
push ecx
push str.open
push 0
call dword [sym.imp.SHELL32.dll_ShellExecuteA]
mov esi, eax
cmp esi, 0x20
ja 0x40b27d
lea edx, [esp + 0x14]
mov ecx, edi
push edx
push str..htm
push accept
call fcn.0040b080
test eax, eax
jne 0x40b27d
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 accept
mov ecx, edi
call fcn.0040b080
test eax, eax
jne 0x40b27d
lea eax, [esp + 0x14]
push 0x489d60
push eax
call fcn.00450820
mov esi, eax
add esp, 8
test esi, esi
jne 0x40b25c
lea ecx, [esp + 0x14]
push 0x489d5c
push ecx
call fcn.004507a0
mov esi, eax
add esp, 8
test esi, esi
jne 0x40b25c
lea edx, [esp + 0x14]
push edx
call dword [sym.imp.KERNEL32.dll_lstrlenA]
lea esi, [esp + eax + 0x13]
jmp 0x40b25f
lea edx, [edi + 0x4c]
lea ecx, [esp + 8]
push edx
call fcn.0045f865
mov eax, dword [esp + 8]
mov ecx, dword [eax - 8]
test ecx, ecx
jne 0x40b16e
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.0045f778
xor eax, eax
jmp 0x40b29f
mov byte [esi], 0
push 0x489d58
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.0045f778
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 0x41d370
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 0x41d3de
cmp si, 0x69
ja 0x41d3de
add esi, 0xffd0
cmp si, 0x11
je 0x41d3ae
push 0x11
call edi
test ax, ax
jge 0x41d3ae
or esi, 0x2000
cmp si, 0x10
je 0x41d3c3
push 0x10
call edi
test ax, ax
jge 0x41d3c3
or esi, 0x4000
cmp si, 0x12
je 0x41d3d8
push 0x12
call edi
test ax, ax
jge 0x41d3d8
or esi, 0x8000
mov ax, si
pop edi
pop esi
ret
cmp si, 0x6d
jne 0x41d3eb
mov esi, 0xbd
jmp 0x41d39f
cmp si, 0x6e
jne 0x41d3f8
mov esi, 0xbe
jmp 0x41d39f
cmp si, 0x6f
jne 0x41d399
mov esi, 0xbf
jmp 0x41d39f

Function at 0x41ea90
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push ecx
mov eax, dword [0x4a0bf8]
xor edx, edx
cmp eax, edx
jne 0x41eab6
xor eax, eax
mov byte [eax + 0x4a0af8], al
inc eax
cmp eax, 0x100
jl 0x41ea9e
mov dword [0x4a0bf8], 1
mov eax, dword [esp + 0xc]
push ebx
mov ebx, dword [esp + 0x14]
push esi
push edi
mov ecx, 0x40
mov esi, 0x4a0af8
mov edi, ebx
rep movsd dword es:[edi], dword [esi]
cmp eax, edx
mov byte [ebx + 0x100], dl
mov byte [ebx + 0x101], dl
jle 0x41eb47
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 0x41eb1a
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 0x41eae8
pop ebp
pop edi
pop esi
pop ebx
pop ecx
ret

Function at 0x41ebc0
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 0x41ec13
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 0x41ebfa
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