joyce8/EMBER2024-capa huggingface dataset:
Function at 0x10001080
Capabilities:
Hash data using crc32b

Disassembly:
push ebx
xor edx, edx
push edi
xor eax, eax
test dl, 1
je 0x10001090
mov eax, 0x80
mov ecx, edx
shr ecx, 1
test cl, 1
je 0x1000109c
or eax, 0x40
shr ecx, 1
test cl, 1
je 0x100010a6
or eax, 0x20
shr ecx, 1
test cl, 1
je 0x100010b0
or eax, 0x10
shr ecx, 1
test cl, 1
je 0x100010ba
or eax, 8
shr ecx, 1
test cl, 1
je 0x100010c4
or eax, 4
shr ecx, 1
test cl, 1
je 0x100010ce
or eax, 2
test cl, 2
je 0x100010d6
or eax, 1
shl eax, 0x18
mov ecx, eax
and eax, 0x80000000
neg eax
sbb eax, eax
add ecx, ecx
and eax, 0x4c11db7
xor eax, ecx
mov ecx, eax
and ecx, 0x80000000
neg ecx
sbb ecx, ecx
and ecx, 0x4c11db7
add eax, eax
xor ecx, eax
mov eax, ecx
and eax, 0x80000000
neg eax
sbb eax, eax
add ecx, ecx
and eax, 0x4c11db7
xor eax, ecx
mov ecx, eax
and ecx, 0x80000000
neg ecx
sbb ecx, ecx
and ecx, 0x4c11db7
add eax, eax
xor ecx, eax
mov eax, ecx
and eax, 0x80000000
neg eax
sbb eax, eax
add ecx, ecx
and eax, 0x4c11db7
xor eax, ecx
mov ecx, eax
and ecx, 0x80000000
neg ecx
sbb ecx, ecx
and ecx, 0x4c11db7
add eax, eax
xor ecx, eax
mov eax, ecx
and eax, 0x80000000
neg eax
sbb eax, eax
add ecx, ecx
and eax, 0x4c11db7
xor eax, ecx
mov ecx, eax
and ecx, 0x80000000
neg ecx
sbb ecx, ecx
and ecx, 0x4c11db7
add eax, eax
xor ecx, eax
xor edi, edi
mov dword [esi + edx*4], ecx
mov eax, ecx
lea ecx, [edi + 0x1f]
jmp 0x10001190
test al, 1
je 0x1000119d
mov ebx, 1
shl ebx, cl
or edi, ebx
dec ecx
shr eax, 1
cmp ecx, 0xffffffff
jg 0x10001190
mov dword [esi + edx*4], edi
inc edx
cmp edx, 0xff
jle 0x10001084
pop edi
pop ebx
ret

Function at 0x100011c0
Capabilities:
Encode data using xor
Read file on windows

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x408
mov eax, dword [0x1001b018]
xor eax, ebp
mov dword [ebp - 4], eax
mov eax, dword [ebp + 0xc]
push esi
push 0x10016670
push eax
lea eax, [ebp - 0x408]
push eax
or esi, 0xffffffff
mov dword [ebp - 0x408], 0
call dword [sym.imp.MSVCR100.dll__wfopen_s]
add esp, 0xc
test eax, eax
je 0x10001212
or eax, 0xffffffff
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.10012a74
mov esp, ebp
pop ebp
ret 8
push ebx
push edi
mov ecx, dword [ebp - 0x408]
push ecx
push 0x400
lea edx, [ebp - 0x404]
push 1
push edx
call dword [sym.imp.MSVCR100.dll_fread]
add esp, 0x10
mov ecx, eax
lea edx, [ebp - 0x404]
test eax, eax
je 0x1000125a
mov edi, edi
movzx ebx, byte [edx]
mov edi, esi
and edi, 0xff
xor edi, ebx
mov ebx, dword [ebp + 8]
shr esi, 8
xor esi, dword [ebx + edi*4]
inc edx
dec ecx
jne 0x10001240
cmp eax, 0x400
je 0x10001214
mov eax, dword [ebp - 0x408]
push eax
call dword [sym.imp.MSVCR100.dll_fclose]
mov ecx, dword [ebp - 4]
add esp, 4
pop edi
mov eax, esi
pop ebx
xor ecx, ebp
not eax
pop esi
call fcn.10012a74
mov esp, ebp
pop ebp
ret 8
Function at 0x10001290
Capabilities:
Encode data using xor
Read file on windows

Disassembly:
push ebp
mov ebp, esp
sub esp, 8
push 0x10016678
push eax
lea ecx, [ebp - 4]
push ecx
mov dword [esi], 0xffffffff
mov dword [ebp - 4], 0
call dword [sym.imp.MSVCR100.dll_fopen_s]
add esp, 0xc
test eax, eax
je 0x100012c2
xor al, al
mov esp, ebp
pop ebp
ret 4
push edi
push 0x400
call dword [sym.imp.MSVCR100.dll_malloc]
mov edi, eax
add esp, 4
mov dword [ebp - 8], edi
test edi, edi
jne 0x100012f0
mov edx, dword [ebp - 4]
push edx
call dword [sym.imp.MSVCR100.dll_fclose]
add esp, 4
xor al, al
pop edi
mov esp, ebp
pop ebp
ret 4
mov eax, dword [ebp - 4]
push eax
push 0x400
push 1
push edi
call dword [sym.imp.MSVCR100.dll_fread]
add esp, 0x10
test eax, eax
je 0x10001353
push ebx
lea ebx, [ebx]
mov ecx, eax
mov edx, edi
test eax, eax
je 0x10001339
mov eax, dword [esi]
movzx ebx, byte [edx]
mov edi, eax
and edi, 0xff
xor edi, ebx
mov ebx, dword [ebp + 8]
shr eax, 8
xor eax, dword [ebx + edi*4]
inc edx
dec ecx
mov dword [esi], eax
jne 0x10001318
mov edi, dword [ebp - 8]
mov ecx, dword [ebp - 4]
push ecx
push 0x400
push 1
push edi
call dword [sym.imp.MSVCR100.dll_fread]
add esp, 0x10
test eax, eax
jne 0x10001310
pop ebx
push edi
call dword [sym.imp.MSVCR100.dll_free]
mov edx, dword [ebp - 4]
push edx
call dword [sym.imp.MSVCR100.dll_fclose]
mov eax, dword [esi]
not eax
add esp, 8
mov dword [esi], eax
mov al, 1
pop edi
mov esp, ebp
pop ebp
ret 4

Function at 0x10001380
Capabilities:
Encode data using xor
Read file on windows

Disassembly:
push ebp
mov ebp, esp
sub esp, 8
push 0x10016670
push eax
lea ecx, [ebp - 4]
push ecx
mov dword [esi], 0xffffffff
mov dword [ebp - 4], 0
call dword [sym.imp.MSVCR100.dll__wfopen_s]
add esp, 0xc
test eax, eax
je 0x100013b2
xor al, al
mov esp, ebp
pop ebp
ret 4
push edi
push 0x400
call dword [sym.imp.MSVCR100.dll_malloc]
mov edi, eax
add esp, 4
mov dword [ebp - 8], edi
test edi, edi
jne 0x100013e0
mov edx, dword [ebp - 4]
push edx
call dword [sym.imp.MSVCR100.dll_fclose]
add esp, 4
xor al, al
pop edi
mov esp, ebp
pop ebp
ret 4
mov eax, dword [ebp - 4]
push eax
push 0x400
push 1
push edi
call dword [sym.imp.MSVCR100.dll_fread]
add esp, 0x10
test eax, eax
je 0x10001443
push ebx
lea ebx, [ebx]
mov ecx, eax
mov edx, edi
test eax, eax
je 0x10001429
mov eax, dword [esi]
movzx ebx, byte [edx]
mov edi, eax
and edi, 0xff
xor edi, ebx
mov ebx, dword [ebp + 8]
shr eax, 8
xor eax, dword [ebx + edi*4]
inc edx
dec ecx
mov dword [esi], eax
jne 0x10001408
mov edi, dword [ebp - 8]
mov ecx, dword [ebp - 4]
push ecx
push 0x400
push 1
push edi
call dword [sym.imp.MSVCR100.dll_fread]
add esp, 0x10
test eax, eax
jne 0x10001400
pop ebx
push edi
call dword [sym.imp.MSVCR100.dll_free]
mov edx, dword [ebp - 4]
push edx
call dword [sym.imp.MSVCR100.dll_fclose]
mov eax, dword [esi]
not eax
add esp, 8
mov dword [esi], eax
mov al, 1
pop edi
mov esp, ebp
pop ebp
ret 4
Function at 0x100014b0
Capabilities:
Create tcp socket
Create udp socket
Initialize winsock library

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x198
mov eax, dword [0x1001b018]
xor eax, ebp
mov dword [ebp - 4], eax
lea eax, [ebp - 0x198]
push eax
push 0x202
call dword [sym.imp.WS2_32.dll_WSAStartup]
test eax, eax
je 0x100014e9
xor al, al
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.10012a74
mov esp, ebp
pop ebp
ret
push 0
push 1
push 2
call dword [sym.imp.WS2_32.dll_socket]
mov dword [0x10020e74], eax
cmp eax, 0xffffffff
je 0x100014d9
call dword [sym.imp.WS2_32.dll_WSACreateEvent]
mov dword [0x10020e78], eax
test eax, eax
je 0x100014d9
mov ecx, dword [ebp - 4]
xor ecx, ebp
mov dword [0x10120e84], 0x100033e0
mov al, 1
call fcn.10012a74
mov esp, ebp
pop ebp
ret

Function at 0x10001530
Capabilities:
Connect socket
Create thread
Resolve dns

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x18
mov eax, dword [0x1001b018]
xor eax, ebp
mov dword [ebp - 8], eax
cmp dword [0x10020e74], 0xffffffff
push esi
mov esi, ecx
jne 0x1000157c
push 0x10020060
call fcn.1000f9c0
add esp, 4
push eax
push 0
mov ecx, 0x10121080
call fcn.100072f0
add esp, 8
xor al, al
pop esi
mov ecx, dword [ebp - 8]
xor ecx, ebp
call fcn.10012a74
mov esp, ebp
pop ebp
ret 4
mov ecx, dword [ebp + 8]
mov eax, 2
push ecx
mov word [ebp - 0x18], ax
call dword [sym.imp.WS2_32.dll_htons]
push esi
mov word [ebp - 0x16], ax
call dword [sym.imp.WS2_32.dll_inet_addr]
mov dword [ebp - 0x14], eax
cmp eax, 0xffffffff
jne 0x100015c4
push esi
call dword [sym.imp.WS2_32.dll_gethostbyname]
test eax, eax
je 0x100015c4
movsx edx, word [eax + 0xa]
mov eax, dword [eax + 0xc]
mov ecx, dword [eax]
push edx
push ecx
lea edx, [ebp - 0x14]
push edx
call sub.MSVCR100.dll_memcpy
add esp, 0xc
mov ecx, dword [0x10020e74]
push 0x10
lea eax, [ebp - 0x18]
push eax
push ecx
call dword [sym.imp.WS2_32.dll_connect]
mov esi, dword [sym.imp.WS2_32.dll_WSAGetLastError]
cmp eax, 0xffffffff
jne 0x10001628
call esi
cmp eax, 0x2733
je 0x10001628
call esi
push eax
push 0x10020160
call fcn.1000f9c0
add esp, 4
push eax
push 0
mov ecx, 0x10121080
call fcn.100072f0
add esp, 0xc
mov esi, 0x10020e70
call fcn.100016c0
xor al, al
pop esi
mov ecx, dword [ebp - 8]
xor ecx, ebp
call fcn.10012a74
mov esp, ebp
pop ebp
ret 4
mov edx, dword [0x10020e78]
mov eax, dword [0x10020e74]
push 0x23
push edx
push eax
call dword [sym.imp.WS2_32.dll_WSAEventSelect]
cmp eax, 0xffffffff
jne 0x1000164c
call esi
push eax
push 0x10020260
jmp 0x100015f3
push 0x80000
push 0
push 0x10020e7c
call sub.MSVCR100.dll_memset
add esp, 0xc
push 0x80000
push 0
push 0x100a0e80
mov dword [0x100a0e7c], 0
call sub.MSVCR100.dll_memset
add esp, 0xc
push 0x1012c0dc
push 0
push 0x10020e70
push 0x10001bf0
push 0
push 0
mov dword [0x10120e80], 0
call dword [sym.imp.KERNEL32.dll_CreateThread]
mov ecx, dword [ebp - 8]
mov dword [0x10120ea4], eax
mov al, 1
xor ecx, ebp
mov byte [0x10120ea8], al
pop esi
call fcn.10012a74
mov esp, ebp
pop ebp
ret 4
Function at 0x100016c0
Capabilities:
Terminate thread

Disassembly:
push ebx
xor ebx, ebx
cmp dword [esi + 0x100034], ebx
je 0x100016f6
mov dword [0x1012c0dc], 0xffffffff
mov eax, dword [esi + 0x100034]
push ebx
push eax
call dword [sym.imp.KERNEL32.dll_TerminateThread]
mov ecx, dword [esi + 0x100034]
push ecx
call dword [sym.imp.KERNEL32.dll_CloseHandle]
mov dword [esi + 0x100034], ebx
mov eax, dword [esi + 4]
cmp eax, 0xffffffff
je 0x1000170c
push eax
call dword [sym.imp.WS2_32.dll_closesocket]
mov dword [esi + 4], 0xffffffff
mov eax, dword [esi + 8]
cmp eax, ebx
je 0x1000171d
push eax
call dword [sym.imp.WS2_32.dll_WSACloseEvent]
mov dword [esi + 8], ebx
mov byte [esi + 0x100038], bl
pop ebx
ret
Function at 0x10001750
Capabilities:
Encode data using xor
Receive data
Receive data on socket

Disassembly:
push ebp
mov ebp, esp
sub esp, 0xc
push ebx
push esi
push edi
mov esi, eax
mov eax, dword [esi + 0x8000c]
xor edi, edi
push edi
mov ecx, 0x80000
sub ecx, eax
push ecx
lea edx, [eax + esi + 0xc]
mov eax, dword [esi + 4]
push edx
push eax
call dword [sym.imp.WS2_32.dll_recv]
cmp eax, 0xffffffff
jne 0x100017a0
mov edi, dword [sym.imp.WS2_32.dll_WSAGetLastError]
call edi
cmp eax, 0x2733
je 0x100018ca
call edi
push eax
push 0x10020360
jmp 0x10001912
add dword [esi + 0x8000c], eax
mov eax, dword [esi + 0x8000c]
cmp eax, 4
jl 0x100018ca
mov al, byte [esi + edi + 0xc]
lea edx, [esi + 0xc]
cmp al, 0xc1
jne 0x100017cb
movzx ebx, byte [edi + esi + 0xd]
mov cl, byte [edi + esi + 0xf]
jmp 0x100017ea
cmp al, 0xc2
jne 0x10001907
movzx ecx, byte [edi + esi + 0xd]
shl cx, 8
movzx ebx, cx
movzx ecx, byte [edi + esi + 0xe]
or ebx, ecx
mov cl, byte [edi + esi + 0x10]
cmp ebx, 4
jl 0x100018d3
cmp ebx, 0x80000
jg 0x100018d3
cmp ebx, dword [esi + 0x8000c]
jg 0x100018a1
cmp al, 0xc1
jne 0x1000183d
mov dl, byte [edi + esi + 0xe]
mov byte [ebp - 4], dl
lea edx, [ebx - 3]
xor eax, eax
lea ecx, [edi + esi + 0xf]
test edx, edx
jle 0x10001869
mov dl, byte [ecx + eax]
add dl, byte [ebp - 4]
lea ecx, [edi + esi + 0xf]
xor dl, 0xa0
mov byte [ecx + eax], dl
inc eax
lea edx, [ebx - 3]
cmp eax, edx
jl 0x10001823
jmp 0x10001869
mov cl, byte [edi + esi + 0xf]
lea edx, [ebx - 4]
xor eax, eax
mov byte [ebp - 4], cl
lea ecx, [edi + esi + 0x10]
test edx, edx
jle 0x10001869
mov dl, byte [ecx + eax]
add dl, byte [ebp - 4]
lea ecx, [edi + esi + 0x10]
xor dl, 0xa0
mov byte [ecx + eax], dl
inc eax
lea edx, [ebx - 4]
cmp eax, edx
jl 0x10001851
mov al, byte [ecx]
mov edx, dword [esi + 0x100014]
mov byte [ebp - 8], al
mov ecx, dword [ebp - 8]
push ebx
lea eax, [esi + edi + 0xc]
push eax
push ecx
call edx
sub dword [esi + 0x8000c], ebx
add esp, 0xc
add edi, ebx
cmp dword [esi + 0x8000c], 0
jg 0x100017b5
mov al, 1
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
test edi, edi
jle 0x100018ca
mov eax, dword [esi + 0x8000c]
test eax, eax
jle 0x100018ca
mov ecx, 0x80000
sub ecx, edi
cmp eax, ecx
jg 0x100018ca
push eax
lea eax, [edi + esi + 0xc]
push eax
push edx
call dword [sym.imp.MSVCR100.dll_memmove]
add esp, 0xc
mov al, 1
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
movzx ecx, cl
push ecx
movzx edx, al
push ebx
push edx
push 0x10020560
call fcn.1000f9c0
add esp, 4
push eax
push 0
mov ecx, 0x10121080
call fcn.100072f0
add esp, 0x14
call fcn.100016c0
xor al, al
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
movzx eax, byte [edi + esi + 0xc]
push eax
push 0x10020460
call fcn.1000f9c0
add esp, 4
push eax
push 0
mov ecx, 0x10121080
call fcn.100072f0
add esp, 0xc
call fcn.100016c0
pop edi
pop esi
xor al, al
pop ebx
mov esp, ebp
pop ebp
ret
Function at 0x10001940
Capabilities:
Encode data using xor
Send data
Send data on socket

Disassembly:
push ebp
mov ebp, esp
mov eax, 0x8000c
call fcn.10013490
mov eax, dword [0x1001b018]
xor eax, ebp
mov dword [ebp - 4], eax
push ebx
push esi
push edi
push 0x10120e8c
mov esi, ecx
mov edi, edx
call dword [sym.imp.KERNEL32.dll_EnterCriticalSection]
cmp dword [0x10020e74], 0xffffffff
je 0x10001a38
cmp byte [0x10120ea8], 0
je 0x10001a38
push esi
lea eax, [ebp - 0x80008]
push edi
push eax
call sub.MSVCR100.dll_memcpy
add esp, 0xc
xor eax, eax
cmp byte [ebp - 0x80008], 0xc1
jne 0x100019ca
mov cl, byte [ebp - 0x80006]
lea edi, [esi - 3]
test edi, edi
jle 0x100019f8
lea esp, [esp]
mov dl, byte [ebp + eax - 0x80005]
xor dl, 0xa0
sub dl, cl
mov byte [ebp + eax - 0x80005], dl
inc eax
cmp eax, edi
jl 0x100019b0
jmp 0x100019f8
mov cl, byte [ebp - 0x80005]
lea edi, [esi - 4]
test edi, edi
jle 0x100019f8
jmp 0x100019e0
mov dl, byte [ebp + eax - 0x80004]
xor dl, 0xa0
sub dl, cl
mov byte [ebp + eax - 0x80004], dl
inc eax
cmp eax, edi
jl 0x100019e0
mov eax, dword [0x10120e80]
test eax, eax
jle 0x10001a91
lea ecx, [eax + esi]
cmp ecx, 0x80000
jle 0x10001a56
push ecx
push 0x10020660
call fcn.1000f9c0
add esp, 4
push eax
push 0
mov ecx, 0x10121080
call fcn.100072f0
add esp, 0xc
mov esi, 0x10020e70
call fcn.100016c0
push 0x10120e8c
call dword [sym.imp.KERNEL32.dll_LeaveCriticalSection]
xor al, al
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.10012a74
mov esp, ebp
pop ebp
ret
push esi
lea ecx, [ebp - 0x80008]
push ecx
lea edx, [eax + 0x100a0e80]
push edx
call sub.MSVCR100.dll_memcpy
add esp, 0xc
add dword [0x10120e80], esi
push 0x10120e8c
call dword [sym.imp.KERNEL32.dll_LeaveCriticalSection]
mov ecx, dword [ebp - 4]
pop edi
pop esi
xor ecx, ebp
mov al, 1
pop ebx
call fcn.10012a74
mov esp, ebp
pop ebp
ret
xor edi, edi
test esi, esi
jle 0x10001a73
mov ebx, dword [sym.imp.WS2_32.dll_send]
mov ecx, dword [0x10020e74]
push 0
push esi
lea eax, [ebp + edi - 0x80008]
push eax
push ecx
call ebx
cmp eax, 0xffffffff
je 0x10001ac0
sub esi, eax
add edi, eax
test esi, esi
jg 0x10001a9d
jmp 0x10001a73
mov ebx, dword [sym.imp.WS2_32.dll_WSAGetLastError]
call ebx
cmp eax, 0x2733
jne 0x10001aff
mov eax, dword [0x10120e80]
lea ecx, [eax + esi]
cmp ecx, 0x80000
jle 0x10001aea
push ecx
push 0x10020760
jmp 0x10001a16
push esi
lea edx, [ebp + edi - 0x80008]
push edx
lea eax, [eax + 0x100a0e80]
push eax
jmp 0x10001a65
call ebx
push eax
push 0x10020860
jmp 0x10001a16
Function at 0x10001b10
Capabilities:
Send data
Send data on socket

Disassembly:
push ebp
mov ebp, esp
push ecx
push ebx
push esi
mov esi, eax
push edi
lea ebx, [esi + 0x10001c]
push ebx
mov dword [ebp - 4], ebx
call dword [sym.imp.KERNEL32.dll_EnterCriticalSection]
xor edi, edi
cmp dword [esi + 0x100010], edi
jle 0x10001b69
lea ebx, [esi + 0x80010]
mov eax, dword [esi + 0x100010]
mov edx, dword [esi + 4]
push 0
push eax
lea ecx, [ebx + edi]
push ecx
push edx
call dword [sym.imp.WS2_32.dll_send]
cmp eax, 0xffffffff
je 0x10001b79
sub dword [esi + 0x100010], eax
add edi, eax
cmp dword [esi + 0x100010], 0
jg 0x10001b39
mov ebx, dword [ebp - 4]
push ebx
call dword [sym.imp.KERNEL32.dll_LeaveCriticalSection]
mov al, 1
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
cmp eax, 0x2733
jne 0x10001bb2
mov eax, dword [esi + 0x100010]
push eax
lea ecx, [edi + esi + 0x80010]
push ecx
push ebx
call dword [sym.imp.MSVCR100.dll_memmove]
mov edx, dword [ebp - 4]
add esp, 0xc
push edx
call dword [sym.imp.KERNEL32.dll_LeaveCriticalSection]
mov al, 1
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push 0x10020960
call fcn.1000f9c0
add esp, 4
push eax
push 0
mov ecx, 0x10121080
call fcn.100072f0
add esp, 0xc
call fcn.100016c0
mov eax, dword [ebp - 4]
push eax
call dword [sym.imp.KERNEL32.dll_LeaveCriticalSection]
pop edi
pop esi
xor al, al
pop ebx
mov esp, ebp
pop ebp
ret

Function at 0x100024c0
Capabilities:
Get file size
Read file on windows

Disassembly:
push ebp
mov ebp, esp
push ecx
push edi
push 0
push 0x20
push 3
push 0
push 1
push closesocket
push eax
call dword [sym.imp.KERNEL32.dll_CreateFileA]
mov edi, eax
cmp edi, 0xffffffff
je 0x10002520
push 0
push edi
call dword [sym.imp.KERNEL32.dll_GetFileSize]
mov dword [esi + 8], eax
mov eax, dword [esi + 4]
test eax, eax
je 0x10002506
push eax
call dword [sym.imp.MSVCR100.dll_void___cdecl_operator_delete___void__]
add esp, 4
mov dword [esi + 4], 0
mov ecx, dword [esi + 8]
push ecx
call fcn.100129c0
add esp, 4
mov dword [esi + 4], eax
test eax, eax
jne 0x10002527
push edi
call dword [sym.imp.KERNEL32.dll_CloseHandle]
xor al, al
pop edi
mov esp, ebp
pop ebp
ret
mov ecx, dword [esi + 8]
push 0
lea edx, [ebp - 4]
push edx
push ecx
push eax
push edi
mov dword [ebp - 4], 0
call dword [sym.imp.KERNEL32.dll_ReadFile]
push edi
test eax, eax
je 0x1000251a
call dword [sym.imp.KERNEL32.dll_CloseHandle]
mov al, 1
pop edi
mov esp, ebp
pop ebp
ret
Function at 0x10002560
Capabilities:
Encode data using xor
Write file on windows

Disassembly:
push ebp
mov ebp, esp
push ecx
push esi
mov esi, ecx
call fcn.100024c0
test al, al
jne 0x10002575
pop esi
mov esp, ebp
pop ebp
ret
push edi
mov edi, dword [esi + 8]
cmp edi, 8
jae 0x10002586
pop edi
xor al, al
pop esi
mov esp, ebp
pop ebp
ret
mov edx, dword [esi + 4]
mov eax, 0x100166ac
mov ecx, 8
sub edx, eax
push ebx
jmp 0x100025a0
mov ebx, dword [edx + eax]
cmp ebx, dword [eax]
jne 0x10002671
sub ecx, 4
add eax, 4
cmp ecx, 4
jae 0x100025a0
add edi, 0xfffffff8
xor eax, eax
test edi, edi
jle 0x10002603
nop
mov ecx, dword [esi + 4]
mov edx, eax
and edx, 0x1f
movsx edx, byte [edx + 0x101212c4]
and edx, 0xf
movzx edx, byte [edx + 0x100166b4]
sub byte [ecx + eax + 8], dl
lea ecx, [ecx + eax + 8]
mov ecx, dword [esi + 4]
mov edx, eax
and edx, 0xf
movzx edx, byte [edx + 0x100166b4]
xor byte [ecx + eax + 8], dl
lea ecx, [ecx + eax + 8]
mov ecx, dword [esi + 8]
inc eax
sub ecx, 8
cmp eax, ecx
jl 0x100025c0
lea edi, [esi + 0xc]
call dword [sym.imp.MSVCR100.dll_rand]
cdq
mov ecx, 0x2710
idiv ecx
push edx
push 0x100166c4
push edi
call dword [sym.imp.USER32.dll_wsprintfA]
add esp, 0xc
push 0
push 0x102
push 2
push 0
push 7
push 0x40000000
push edi
call dword [sym.imp.KERNEL32.dll_CreateFileA]
mov edi, eax
cmp edi, 0xffffffff
je 0x10002671
mov eax, dword [esi + 8]
mov ecx, dword [esi + 4]
push 0
lea edx, [ebp - 4]
push edx
sub eax, 8
push eax
add ecx, 8
push ecx
push edi
mov dword [ebp - 4], 0
call dword [sym.imp.KERNEL32.dll_WriteFile]
push edi
test eax, eax
jne 0x1000267a
call dword [sym.imp.KERNEL32.dll_CloseHandle]
pop ebx
pop edi
xor al, al
pop esi
mov esp, ebp
pop ebp
ret
call dword [sym.imp.KERNEL32.dll_CloseHandle]
pop ebx
pop edi
mov al, 1
pop esi
mov esp, ebp
pop ebp
ret

Function at 0x10002690
Capabilities:
Delete file

Disassembly:
push edi
lea edi, [esi + 0xc]
mov ecx, 0x100166e0
mov eax, edi
jmp 0x100026a0
mov dl, byte [eax]
cmp dl, byte [ecx]
jne 0x100026c0
test dl, dl
je 0x100026bc
mov dl, byte [eax + 1]
cmp dl, byte [ecx + 1]
jne 0x100026c0
add eax, 2
add ecx, 2
test dl, dl
jne 0x100026a0
xor eax, eax
jmp 0x100026c5
sbb eax, eax
sbb eax, 0xffffffff
test eax, eax
je 0x100026fc
push edi
call dword [sym.imp.KERNEL32.dll_DeleteFileA]
test eax, eax
je 0x100026fc
mov eax, dword [esi + 4]
push eax
call dword [sym.imp.MSVCR100.dll_void___cdecl_operator_delete___void__]
push 0x100
push 0
push edi
mov dword [esi + 4], 0
mov dword [esi + 8], 0
call sub.MSVCR100.dll_memset
add esp, 0x10
pop edi
ret
Function at 0x100027c0
Capabilities:
Check for time delay via gettickcount
Connect to http server
Create http request
Delete file
Send file using ftp

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x13c
mov eax, dword [0x1001b018]
xor eax, ebp
mov dword [ebp - 4], eax
cmp dword [0x10126130], 0
push ebx
push esi
push edi
je 0x100028f1
mov esi, dword [sym.imp.KERNEL32.dll_GetTickCount]
call esi
sub eax, dword [0x10120fd0]
cmp eax, 0x927c0
jb 0x100027ff
call esi
mov dword [0x10120fd0], eax
push 0
push 0
push 0
push 1
push 0
call dword [sym.imp.WININET.dll_InternetOpenA]
push 0
push 0
push 1
push 0x10126178
mov ebx, eax
movzx eax, word [0x10126154]
push 0x10126158
push eax
push 0x10126134
push ebx
call dword [sym.imp.WININET.dll_InternetConnectA]
lea ecx, [ebp - 0x120]
push ecx
mov esi, eax
call dword [sym.imp.KERNEL32.dll_GetLocalTime]
movzx edx, word [ebp - 0x11a]
movzx eax, word [ebp - 0x11e]
movzx ecx, word [ebp - 0x120]
push edx
push eax
push ecx
lea edx, [ebp - 0x110]
push str._04d__02d__02d
push edx
call dword [sym.imp.USER32.dll_wsprintfA]
add esp, 0x14
lea eax, [ebp - 0x110]
push eax
push esi
call dword [sym.imp.WININET.dll_FtpCreateDirectoryA]
lea ecx, [ebp - 0x110]
push ecx
lea edi, [ebp - 0x13c]
call fcn.10002a20
mov eax, dword [ebp - 0x13c]
mov edi, 0x10
cmp dword [ebp - 0x128], edi
jae 0x100028aa
lea eax, [ebp - 0x13c]
push 0
push 2
push eax
push str.image.jpeg
push esi
call dword [sym.imp.WININET.dll_FtpPutFileA]
test eax, eax
je 0x100028cb
push esi
mov esi, dword [sym.imp.WININET.dll_InternetCloseHandle]
call esi
push ebx
call esi
push str.image.jpeg
call dword [sym.imp.MSVCR100.dll_remove]
add esp, 4
cmp dword [ebp - 0x128], edi
jb 0x100028f1
mov edx, dword [ebp - 0x13c]
push edx
call dword [sym.imp.MSVCR100.dll_void___cdecl_operator_delete_void__]
add esp, 4
mov ecx, dword [ebp - 4]
pop edi
pop esi
xor ecx, ebp
pop ebx
call fcn.10012a74
mov esp, ebp
pop ebp
ret
Function at 0x10002910
Capabilities:
Check for time delay via gettickcount
Connect to http server
Create http request
Send file using ftp

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x210
mov eax, dword [0x1001b018]
xor eax, ebp
mov dword [ebp - 4], eax
mov eax, dword [ebp + 8]
push esi
mov esi, dword [sym.imp.KERNEL32.dll_GetTickCount]
push edi
mov dword [ebp - 0x210], eax
call esi
sub eax, dword [0x10120fd0]
cmp eax, 0x927c0
jb 0x1000294a
call esi
mov dword [0x10120fd0], eax
push 0
push 0
push 0
push 1
push 0
call dword [sym.imp.WININET.dll_InternetOpenA]
movzx ecx, word [0x10126154]
push 0
push 0
push 1
push 0x10126178
push 0x10126158
push ecx
mov edi, eax
push 0x10126134
push edi
call dword [sym.imp.WININET.dll_InternetConnectA]
mov edx, dword [str.Tools]
push 0xfe
mov esi, eax
mov ax, word [0x10016704]
lea ecx, [ebp - 0x102]
push 0
push ecx
mov dword [ebp - 0x108], edx
mov word [ebp - 0x104], ax
call sub.MSVCR100.dll_memset
add esp, 0xc
lea edx, [ebp - 0x108]
push edx
push esi
call dword [sym.imp.WININET.dll_FtpCreateDirectoryA]
mov eax, dword [ebp - 0x210]
push eax
lea ecx, [ebp - 0x108]
push ecx
push str._s__s
lea edx, [ebp - 0x20c]
push 0x104
push edx
call dword [sym.imp.MSVCR100.dll_sprintf_s]
add esp, 0x14
push 0
push 2
lea eax, [ebp - 0x20c]
push eax
push ebx
push esi
call dword [sym.imp.WININET.dll_FtpPutFileA]
test eax, eax
je 0x10002a0a
push esi
mov esi, dword [sym.imp.WININET.dll_InternetCloseHandle]
call esi
push edi
call esi
mov ecx, dword [ebp - 4]
pop edi
xor ecx, ebp
pop esi
call fcn.10012a74
mov esp, ebp
pop ebp
ret 4
Function at 0x10003350
Capabilities:
Set registry value

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x2c
mov eax, dword [0x1001b018]
xor eax, ebp
mov dword [ebp - 4], eax
mov eax, dword [0x10120ff8]
cmp eax, 0x64
jle 0x10003371
mov eax, 1
jmp 0x10003372
inc eax
push eax
mov dword [0x10120ff8], eax
lea eax, [ebp - 0x28]
push 0x1001679c
push eax
call dword [sym.imp.MSVCR100.dll_sprintf]
add esp, 0xc
lea ecx, [ebp - 0x2c]
push ecx
push 0xf003f
push 0
push str.SOFTWAREWebzenMuConfig
push getpeername
call dword [sym.imp.ADVAPI32.dll_RegOpenKeyExA]
test eax, eax
jne 0x100033cb
push 0x24
lea edx, [ebp - 0x28]
push edx
push 1
push eax
mov eax, dword [ebp - 0x2c]
push str.VolumeEffect
push eax
call dword [sym.imp.ADVAPI32.dll_RegSetValueExA]
mov ecx, dword [ebp - 0x2c]
push ecx
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
mov ecx, dword [ebp - 4]
xor ecx, ebp
mov al, 1
call fcn.10012a74
mov esp, ebp
pop ebp
ret