joyce8/EMBER2024-capa huggingface dataset:
Function at 0x10080fbd
Capabilities:
Get common file path

Disassembly:
push ebp
mov ebp, esp
push ebx
push edi
push esi
sub esp, 0x21c
mov eax, dword [0x10243228]
xor eax, ebp
mov dword [ebp - 0x10], eax
lea edi, [ebp - 0x21c]
push 0x20c
push 0xff
push edi
call fcn.101db130
add esp, 0xc
mov dword [edi - 0xc], edi
mov dword [edi - 8], edi
lea ecx, [ebp - 0x14]
mov dword [edi - 4], ecx
mov eax, 0x104
mov esi, dword [sym.imp.kernel32.dll_GetCurrentDirectoryW]
mov ebx, edi
mov edx, ecx
sub edx, ebx
sar edx, 1
cmp edx, eax
jae 0x1008102c
add eax, eax
lea ecx, [ebp - 0x228]
push 2
push eax
push edi
call fcn.10081f78
mov ebx, dword [ebp - 0x228]
mov ecx, dword [ebp - 0x220]
sub ecx, ebx
sar ecx, 1
push ebx
push ecx
call esi
test eax, eax
je 0x10081070
mov ebx, dword [ebp - 0x228]
mov ecx, dword [ebp - 0x220]
mov edx, ecx
sub edx, ebx
sar edx, 1
cmp eax, edx
ja 0x10081005
lea ecx, [ebx + eax*2]
mov dword [ebp - 0x224], ecx
mov esi, dword [ebp + 8]
mov ecx, esi
mov edx, 0xfde9
push dword [ebp + 0xc]
push eax
push ebx
call fcn.1008153e
add esp, 0xc
jmp 0x10081083
call dword [sym.imp.kernel32.dll_GetLastError]
push eax
mov esi, dword [ebp + 8]
push esi
call fcn.1007f423
add esp, 8
mov eax, dword [ebp - 0x228]
cmp eax, edi
je 0x10081096
push eax
call fcn.101fb77a
add esp, 4
mov ecx, dword [ebp - 0x10]
xor ecx, ebp
call fcn.101d7611
mov eax, esi
add esp, 0x21c
pop esi
pop edi
pop ebx
pop ebp
ret
Function at 0x10081191
Capabilities:
Delete directory
Delete file

Disassembly:
push ebp
mov ebp, esp
push ebx
push edi
push esi
and esp, 0xfffffff0
sub esp, 0x160
mov eax, dword [0x10243228]
xor eax, ebp
mov dword [esp + 0x158], eax
lea esi, [esp + 0x54]
push 0x104
push 0xff
push esi
call fcn.101db130
add esp, 0xc
mov dword [esi - 0xc], esi
mov dword [esi - 8], esi
lea eax, [esp + 0x154]
mov dword [esi - 4], eax
xor esi, esi
lea eax, [esp + 0x10]
mov dword [eax + 0x24], esi
mov dword [eax + 0x20], esi
xorps xmm0, xmm0
movaps xmmword [eax + 0x10], xmm0
movaps xmmword [eax], xmm0
mov dword [eax + 0x28], 0xffff
xor edi, edi
dec edi
lea ebx, [esp + 8]
mov dword [ebx], edi
mov dword [ebx + 4], edi
push eax
push dword [ebp + 0xc]
push ebx
call fcn.100807f3
add esp, 0xc
cmp dword [ebx], esi
je 0x1008123a
mov esi, dword [ebp + 8]
call fcn.101ad951
cmp dword [esp + 0xc], eax
jne 0x10081286
cmp dword [esp + 8], 2
jne 0x10081286
cmp byte [ebp + 0x10], 0
je 0x10081286
mov dword [esi], 0
call fcn.101ada37
mov dword [esi + 4], eax
jmp 0x10081290
mov esi, dword [ebp + 8]
mov dword [esi], edi
mov dword [esi + 4], edi
lea eax, [esp + 0x48]
push eax
push dword [ebp + 0xc]
push esi
call fcn.10080c93
add esp, 0xc
cmp dword [esi], 0
lea edi, [esp + 0x54]
jne 0x10081294
cmp dword [esp + 0x34], 3
jne 0x100812bd
mov word [esp + 8], 0
lea ecx, [esp + 0x48]
push ebx
call fcn.10081508
lea eax, [esp + 0x48]
add dword [eax + 4], 0xfffffffe
push dword [eax]
call dword [sym.imp.kernel32.dll_RemoveDirectoryW]
jmp 0x100812de
movsd xmm0, qword [esp + 8]
movsd qword [esi], xmm0
lea edi, [esp + 0x54]
mov eax, dword [esp + 0x48]
cmp eax, edi
je 0x100812a5
push eax
call fcn.101fb77a
add esp, 4
mov ecx, dword [esp + 0x158]
xor ecx, ebp
call fcn.101d7611
mov eax, esi
lea esp, [ebp - 0xc]
pop esi
pop edi
pop ebx
pop ebp
ret
mov word [esp + 8], 0
lea ecx, [esp + 0x48]
push ebx
call fcn.10081508
lea eax, [esp + 0x48]
add dword [eax + 4], 0xfffffffe
push dword [eax]
call dword [sym.imp.kernel32.dll_DeleteFileW]
test eax, eax
jne 0x1008130f
xor eax, eax
dec eax
mov dword [esi], eax
mov dword [esi + 4], eax
call dword [sym.imp.kernel32.dll_GetLastError]
push eax
push esi
call fcn.1007f423
add esp, 8
call fcn.101ad951
cmp dword [esi + 4], eax
jne 0x10081294
cmp dword [esi], 2
jne 0x10081294
cmp byte [ebp + 0x10], 0
je 0x10081294
mov dword [esi], 0
call fcn.101ada37
mov dword [esi + 4], eax
jmp 0x10081294
Function at 0x4016b9
Capabilities:
Access the windows event log
Clear file content
Clear windows event logs
Get common file path
Get keyboard layout

Disassembly:
sub esp, 0x800
push esi
push edi
xor esi, esi
xor edi, edi
cmp edi, 0xaca
jge 0x4016d4
push esi
call dword [sym.imp.USER32.dll_GetSysColorBrush]
push esi
push esi
push esi
call dword [sym.imp.KERNEL32.dll_GetModuleFileNameA]
cmp edi, 0x45be4d9
jg 0x4016ee
inc edi
cmp edi, 0x332fe31
jl 0x4016c5
cmp dword [0x209e5f4], 0x400
jne 0x40172e
push esi
push esi
push esi
push esi
call dword [sym.imp.KERNEL32.dll_EnumResourceNamesA]
push esi
push esi
call dword [sym.imp.USER32.dll_SetCursorPos]
push esi
call dword [sym.imp.USER32.dll_GetKeyboardLayout]
push esi
push esi
call dword [sym.imp.ADVAPI32.dll_ClearEventLogW]
push esi
call fcn.00401c72
call fcn.00401b21
push esi
call fcn.00401ebf
pop ecx
pop ecx
xor edi, edi
cmp edi, 0xd036
jge 0x401740
push esi
push esi
call dword [sym.imp.USER32.dll_SetCaretPos]
push esi
call dword [sym.imp.KERNEL32.dll_SetEndOfFile]
push esi
call dword [sym.imp.KERNEL32.dll_SetLastError]
push esi
call dword [sym.imp.KERNEL32.dll_LocalCompact]
cmp edi, 0xd2ced2
jg 0x401766
inc edi
cmp edi, 0x263ff
jl 0x401730
mov eax, dword [0x451964]
mov dword [0x209e5f4], eax
call fcn.0040143c
mov edi, 0x3078f
cmp dword [0x209e5f4], 0x51f
jne 0x401792
push esi
lea eax, [esp + 0xc]
push eax
call dword [sym.imp.KERNEL32.dll_GetWindowsDirectoryW]
dec edi
jne 0x40177a
pop edi
xor eax, eax
pop esi
add esp, 0x800
ret 0x10

Function at 0x404775
Capabilities:
Terminate process

Disassembly:
cmp ecx, dword [0x437430]
jne 0x40477f
repz ret
jmp fcn.00406589
Function at 0x405da5
Capabilities:
Link many functions at runtime

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
sub esp, 0x24
mov eax, dword [0x437430]
xor eax, ebp
mov dword [ebp - 4], eax
mov eax, dword [ebp + 8]
push ebx
mov dword [ebp - 0x20], eax
mov eax, dword [ebp + 0xc]
push esi
push edi
mov dword [ebp - 0x1c], eax
call fcn.00403758
and dword [ebp - 0x14], 0
cmp dword [0x45c480], 0
mov dword [ebp - 0x18], eax
jne 0x405e58
push str.USER32.DLL
call dword [sym.imp.KERNEL32.dll_LoadLibraryW]
mov ebx, eax
test ebx, ebx
je 0x405f00
mov edi, dword [sym.imp.KERNEL32.dll_GetProcAddress]
push str.MessageBoxW
push ebx
call edi
test eax, eax
je 0x405f00
mov esi, dword [sym.imp.KERNEL32.dll_EncodePointer]
push eax
call esi
push str.GetActiveWindow
push ebx
mov dword [0x45c480], eax
call edi
push eax
call esi
push str.GetLastActivePopup
push ebx
mov dword [0x45c484], eax
call edi
push eax
call esi
push str.GetUserObjectInformationW
push ebx
mov dword [0x45c488], eax
call edi
push eax
call esi
mov dword [0x45c490], eax
test eax, eax
je 0x405e58
push str.GetProcessWindowStation
push ebx
call edi
push eax
call esi
mov dword [0x45c48c], eax
mov eax, dword [0x45c48c]
mov ecx, dword [ebp - 0x18]
mov esi, dword [sym.imp.KERNEL32.dll_DecodePointer]
cmp eax, ecx
je 0x405eb1
cmp dword [0x45c490], ecx
je 0x405eb1
push eax
call esi
push dword [0x45c490]
mov edi, eax
call esi
mov ebx, eax
test edi, edi
je 0x405eb1
test ebx, ebx
je 0x405eb1
call edi
test eax, eax
je 0x405ea8
lea ecx, [ebp - 0x24]
push ecx
push 0xc
lea ecx, [ebp - 0x10]
push ecx
push 1
push eax
call ebx
test eax, eax
je 0x405ea8
test byte [ebp - 8], 1
jne 0x405eb1
or dword [ebp + 0x10], 0x200000
jmp 0x405ee4
mov eax, dword [0x45c484]
cmp eax, dword [ebp - 0x18]
je 0x405ee4
push eax
call esi
test eax, eax
je 0x405ee4
call eax
mov dword [ebp - 0x14], eax
test eax, eax
je 0x405ee4
mov eax, dword [0x45c488]
cmp eax, dword [ebp - 0x18]
je 0x405ee4
push eax
call esi
test eax, eax
je 0x405ee4
push dword [ebp - 0x14]
call eax
mov dword [ebp - 0x14], eax
push dword [0x45c480]
call esi
test eax, eax
je 0x405f00
push dword [ebp + 0x10]
push dword [ebp - 0x1c]
push dword [ebp - 0x20]
push dword [ebp - 0x14]
call eax
jmp 0x405f02
xor eax, eax
mov ecx, dword [ebp - 4]
pop edi
pop esi
xor ecx, ebp
pop ebx
call fcn.00404775
leave
ret
Function at 0x10001000
Capabilities:
Hash data using crc32b

Disassembly:
push ebx
xor edx, edx
push edi
xor eax, eax
test dl, 1
je 0x10001010
mov eax, 0x80
mov ecx, edx
shr ecx, 1
test cl, 1
je 0x1000101c
or eax, 0x40
shr ecx, 1
test cl, 1
je 0x10001026
or eax, 0x20
shr ecx, 1
test cl, 1
je 0x10001030
or eax, 0x10
shr ecx, 1
test cl, 1
je 0x1000103a
or eax, 8
shr ecx, 1
test cl, 1
je 0x10001044
or eax, 4
shr ecx, 1
test cl, 1
je 0x1000104e
or eax, 2
test cl, 2
je 0x10001056
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 0x10001110
test al, 1
je 0x1000111d
mov ebx, 1
shl ebx, cl
or edi, ebx
dec ecx
shr eax, 1
cmp ecx, 0xffffffff
jg 0x10001110
mov dword [esi + edx*4], edi
inc edx
cmp edx, 0xff
jle 0x10001004
pop edi
pop ebx
ret

Function at 0x10001140
Capabilities:
Encode data using xor
Read file on windows

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x408
mov eax, dword [0x10025018]
xor eax, ebp
mov dword [ebp - 4], eax
mov eax, dword [ebp + 0xc]
push esi
push 0x1001c624
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 0x10001192
or eax, 0xffffffff
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.10019286
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 0x100011da
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 0x100011c0
cmp eax, 0x400
je 0x10001194
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.10019286
mov esp, ebp
pop ebp
ret 8
Function at 0x10001210
Capabilities:
Encode data using xor
Read file on windows

Disassembly:
push ebp
mov ebp, esp
sub esp, 8
push 0x1001c62c
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 0x10001242
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 0x10001270
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 0x100012d3
push ebx
lea ebx, [ebx]
mov ecx, eax
mov edx, edi
test eax, eax
je 0x100012b9
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 0x10001298
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 0x10001290
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 0x10001300
Capabilities:
Encode data using xor
Read file on windows

Disassembly:
push ebp
mov ebp, esp
sub esp, 8
push 0x1001c624
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 0x10001332
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 0x10001360
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 0x100013c3
push ebx
lea ebx, [ebx]
mov ecx, eax
mov edx, edi
test eax, eax
je 0x100013a9
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 0x10001388
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 0x10001380
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 0x10001430
Capabilities:
Create tcp socket
Create udp socket
Initialize winsock library

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x198
mov eax, dword [0x10025018]
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 0x10001469
xor al, al
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.10019286
mov esp, ebp
pop ebp
ret
push 0
push 1
push 2
call dword [sym.imp.WS2_32.dll_socket]
mov dword [0x100253bc], eax
cmp eax, 0xffffffff
je 0x10001459
call dword [sym.imp.WS2_32.dll_WSACreateEvent]
mov dword [0x100253c0], eax
test eax, eax
je 0x10001459
mov ecx, dword [ebp - 4]
xor ecx, ebp
mov dword [0x101253cc], 0x10001f50
mov al, 1
call fcn.10019286
mov esp, ebp
pop ebp
ret

Function at 0x100014b0
Capabilities:
Connect socket
Encode data using xor
Resolve dns

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x1c
mov eax, dword [0x10025018]
xor eax, ebp
mov dword [ebp - 8], eax
cmp dword [0x100253bc], 0xffffffff
push esi
push edi
mov esi, ecx
jne 0x10001525
push 0x100
push 0
push 0x11183098
call sub.MSVCR100.dll_memset
add esp, 0xc
xor eax, eax
mov cl, byte [eax + 0x1001c750]
sub cl, 0x1b
xor cl, 0xc
mov byte [eax + 0x11183098], cl
inc eax
cmp eax, 0x100
jb 0x100014e3
push 0x11183098
push 0
mov ecx, 0x10125568
call fcn.1000b500
add esp, 8
xor al, al
pop edi
pop esi
mov ecx, dword [ebp - 8]
xor ecx, ebp
call fcn.10019286
mov esp, ebp
pop ebp
ret 4
mov eax, dword [ebp + 8]
mov edx, 2
push eax
mov word [ebp - 0x18], dx
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 0x1000156d
push esi
call dword [sym.imp.WS2_32.dll_gethostbyname]
test eax, eax
je 0x1000156d
movsx ecx, word [eax + 0xa]
mov edx, dword [eax + 0xc]
mov eax, dword [edx]
push ecx
push eax
lea ecx, [ebp - 0x14]
push ecx
call sub.MSVCR100.dll_memcpy
add esp, 0xc
mov eax, dword [0x100253bc]
push 0x10
lea edx, [ebp - 0x18]
push edx
push eax
call dword [sym.imp.WS2_32.dll_connect]
mov esi, dword [sym.imp.WS2_32.dll_WSAGetLastError]
cmp eax, 0xffffffff
jne 0x100015ce
call esi
cmp eax, 0x2733
je 0x100015ce
call esi
push eax
mov eax, 2
call fcn.10015c90
push eax
push 0
mov ecx, 0x10125568
call fcn.1000b500
add esp, 0xc
mov esi, 0x100253b8
call fcn.10001670
xor al, al
pop edi
pop esi
mov ecx, dword [ebp - 8]
xor ecx, ebp
call fcn.10019286
mov esp, ebp
pop ebp
ret 4
mov ecx, dword [0x100253c0]
mov edx, dword [0x100253bc]
push 0x23
push ecx
push edx
call dword [sym.imp.WS2_32.dll_WSAEventSelect]
cmp eax, 0xffffffff
jne 0x100015f3
call esi
push eax
mov eax, 3
jmp 0x1000159b
push 0x80000
push 0
push 0x100253c4
call sub.MSVCR100.dll_memset
add esp, 0xc
push 0x80000
push 0
push 0x100a53c8
mov dword [0x100a53c4], 0
call sub.MSVCR100.dll_memset
add esp, 0xc
push 0x11182e48
mov ecx, 0x100253b8
mov edi, 0x10001c20
mov dword [0x101253c8], 0
call fcn.10015f30
mov ecx, dword [ebp - 8]
pop edi
mov dword [0x101253ec], eax
xor ecx, ebp
mov byte [0x101253f0], 1
mov al, 1
pop esi
call fcn.10019286
mov esp, ebp
pop ebp
ret 4
Function at 0x10001670
Capabilities:
Terminate thread

Disassembly:
push ebx
xor ebx, ebx
cmp dword [esi + 0x100034], ebx
je 0x100016a6
mov dword [0x11182e48], 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 0x100016bc
push eax
call dword [sym.imp.WS2_32.dll_closesocket]
mov dword [esi + 4], 0xffffffff
mov eax, dword [esi + 8]
cmp eax, ebx
je 0x100016cd
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 0x100016e0
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 0x10001730
mov edi, dword [sym.imp.WS2_32.dll_WSAGetLastError]
call edi
cmp eax, 0x2733
je 0x1000185a
call edi
push eax
mov eax, 4
jmp 0x1000189f
add dword [esi + 0x8000c], eax
mov eax, dword [esi + 0x8000c]
cmp eax, 4
jl 0x1000185a
mov al, byte [esi + edi + 0xc]
lea edx, [esi + 0xc]
cmp al, 0xc1
jne 0x1000175b
movzx ebx, byte [edi + esi + 0xd]
mov cl, byte [edi + esi + 0xf]
jmp 0x1000177a
cmp al, 0xc2
jne 0x10001894
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 0x10001863
cmp ebx, 0x80000
jg 0x10001863
cmp ebx, dword [esi + 0x8000c]
jg 0x10001831
cmp al, 0xc1
jne 0x100017cd
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 0x100017f9
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 0x100017b3
jmp 0x100017f9
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 0x100017f9
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 0x100017e1
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 0x10001745
mov al, 1
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
test edi, edi
jle 0x1000185a
mov eax, dword [esi + 0x8000c]
test eax, eax
jle 0x1000185a
mov ecx, 0x80000
sub ecx, edi
cmp eax, ecx
jg 0x1000185a
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
mov eax, 6
call fcn.10015c90
push eax
push 0
mov ecx, 0x10125568
call fcn.1000b500
add esp, 0x14
call fcn.10001670
xor al, al
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
movzx eax, byte [edi + esi + 0xc]
push eax
mov eax, 5
call fcn.10015c90
push eax
push 0
mov ecx, 0x10125568
call fcn.1000b500
add esp, 0xc
call fcn.10001670
pop edi
pop esi
xor al, al
pop ebx
mov esp, ebp
pop ebp
ret
Function at 0x10001b40
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 0x10001b99
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 0x10001ba9
sub dword [esi + 0x100010], eax
add edi, eax
cmp dword [esi + 0x100010], 0
jg 0x10001b69
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 0x10001be2
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
mov eax, 0xa
call fcn.10015c90
push eax
push 0
mov ecx, 0x10125568
call fcn.1000b500
add esp, 0xc
call fcn.10001670
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 0x10002410
Capabilities:
Encode data using xor
Encrypt data using rc4 prga

Disassembly:
push ebp
mov ebp, esp
sub esp, 8
push ebx
push esi
push edi
push 0x100
push 0
push 0x11183098
call sub.MSVCR100.dll_memset
add esp, 0xc
xor eax, eax
nop
mov cl, byte [eax + str.r_jc]
sub cl, 0x1b
xor cl, 0xc
mov byte [eax + 0x11183098], cl
inc eax
cmp eax, 0x100
jb 0x10002430
mov esi, dword [ebp + 8]
movzx edx, word [esi + 6]
movzx eax, byte [esi + 8]
push edx
push eax
push 0x11183098
push 0
mov ecx, 0x10125568
call fcn.1000b500
movzx ecx, word [esi + 6]
add esp, 0x10
cmp byte [esi + 8], 0
mov dword [0x11182b30], ecx
mov dword [ebp - 4], 0
jbe 0x10002528
mov edi, dword [0x10125520]
lea ebx, [esi + 0xa]
nop
cmp ebx, edi
jae 0x100024db
mov eax, dword [0x1012551c]
cmp eax, ebx
ja 0x100024db
mov ecx, ebx
sub ecx, eax
mov eax, 0x38e38e39
imul ecx
sar edx, 4
mov esi, edx
shr esi, 0x1f
add esi, edx
cmp edi, dword [0x10125524]
jne 0x100024ca
mov ecx, 0x1012551c
call fcn.10002f30
mov edi, dword [0x10125520]
mov eax, dword [0x1012551c]
lea edx, [esi + esi*8]
lea esi, [eax + edx*8]
test edi, edi
je 0x10002506
jmp 0x100024f9
cmp edi, dword [0x10125524]
jne 0x100024f3
mov ecx, 0x1012551c
call fcn.10002f30
mov edi, dword [0x10125520]
test edi, edi
je 0x10002509
mov esi, ebx
mov ecx, 0x12
rep movsd dword es:[edi], dword [esi]
mov edi, dword [0x10125520]
mov esi, dword [ebp + 8]
mov eax, dword [ebp - 4]
add edi, 0x48
mov dword [0x10125520], edi
movzx ecx, byte [esi + 8]
inc eax
add ebx, 0x48
mov dword [ebp - 4], eax
cmp eax, ecx
jl 0x10002490
pop edi
pop esi
mov dword [0x11182b20], 1
pop ebx
mov esp, ebp
pop ebp
ret