joyce8/EMBER2024-capa huggingface dataset:
Function at 0x4b3770
Capabilities:
Access peb ldr_data

Disassembly:
push 0xffffffffffffffff
push 0x4f8108
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x14
push esi
push edi
mov edi, ecx
mov dword [esp + 8], 0
lea eax, [esp + 0xc]
mov dword [esp + 0x24], 0
push eax
call dword [sym.imp.OLEAUT32.dll_VariantClear]
mov esi, dword [esp + 0x30]
test esi, esi
je 0x4b37b3
mov eax, dword [esi]
jmp 0x4b37b5
xor eax, eax
mov ecx, dword [edi]
lea edx, [esp + 0xc]
push edx
mov edx, dword [esp + 0x38]
push edx
push eax
push edi
call dword [ecx + 0x74]
test eax, eax
jge 0x4b37d6
push 0x579eb0
push edi
push eax
call fcn.004e4981
mov edi, dword [esp + 0x2c]
mov ecx, dword [esp + 0xc]
mov edx, dword [esp + 0x10]
mov eax, edi
test esi, esi
mov dword [eax], ecx
mov ecx, dword [esp + 0x14]
mov word [esp + 0xc], 0
mov dword [eax + 4], edx
mov edx, dword [esp + 0x18]
mov dword [eax + 8], ecx
mov dword [eax + 0xc], edx
je 0x4b3836
lea eax, [esi + 8]
push eax
call dword [sym.imp.KERNEL32.dll_InterlockedDecrement]
test eax, eax
jne 0x4b3836
mov eax, dword [esi]
test eax, eax
je 0x4b381d
push eax
call dword [sym.imp.OLEAUT32.dll_SysStringLen]
mov eax, dword [esi + 4]
test eax, eax
je 0x4b382d
push eax
call fcn.004e79ea
add esp, 4
push esi
call fcn.004e79ea
add esp, 4
mov ecx, dword [esp + 0x1c]
mov eax, edi
pop edi
pop esi
mov dword fs:[0], ecx
add esp, 0x20
ret 0xc

Function at 0x4b4080
Capabilities:
Allocate or change rwx memory

Disassembly:
mov eax, dword [0x5aa04c]
test eax, eax
jne 0x4b4110
push str.oleaut32.dll
call dword [sym.imp.KERNEL32.dll_GetModuleHandleA]
push str.LoadRegTypeLib
push eax
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
test eax, eax
mov dword [0x5aa04c], eax
jne 0x4b40ae
ret
push 0x5aa048
push 0x40
push 8
push eax
call dword [sym.imp.KERNEL32.dll_VirtualProtect]
mov eax, dword [0x5aa04c]
mov byte [0x5aa02c], 0xb8
mov dword [0x5aa02d], 0x4b3fc0
mov byte [0x5aa031], 0xff
mov byte [0x5aa032], 0xe0
mov byte [0x5aa033], 0
mov ecx, dword [eax]
mov dword [0x5aa034], ecx
mov edx, dword [eax + 4]
mov ecx, dword [0x5aa02c]
mov dword [0x5aa038], edx
mov dword [eax], ecx
mov eax, dword [0x5aa04c]
mov edx, dword [0x5aa030]
mov dword [eax + 4], edx
mov eax, 1
ret

Function at 0x4b4530
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 0x4b4596
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 0x4b4596
push 0
call ebx
call esi
sub eax, edi
cmp eax, 0xbb8
jb 0x4b4577
pop edi
pop esi
pop ebp
pop ebx
add esp, 0xa0
ret
Function at 0x4b4920
Capabilities:
Create http request

Disassembly:
push esi
mov esi, ecx
cmp dword [esi], 0
jne 0x4b4958
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 0x4b5590
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 0x4b55d9
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 0x4b5a50
Capabilities:
Access peb ldr_data

Disassembly:
push 0xffffffffffffffff
push 0x4f83d0
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.004b5600
lea eax, [esp + 4]
lea ecx, [esi + 4]
push eax
mov dword [esp + 0x18], 0
call fcn.004b5680
lea ecx, [esp + 4]
push ecx
lea ecx, [esi + 0x14]
call fcn.004b5680
lea ecx, [esi + 0xc]
call fcn.004e7c0b
lea ecx, [esi + 0x10]
call fcn.004e7c0b
push 0xffffffffffffffff
push 0
lea ecx, [esi + 0x1c]
call fcn.004b6c10
push 0xffffffffffffffff
push 0
lea ecx, [esi + 0x30]
call fcn.004b6c10
push 0xffffffffffffffff
push 0
lea ecx, [esi + 0x44]
call fcn.004b6c10
lea ecx, [esp + 8]
mov dword [esp + 0x14], 1
call fcn.004e7c80
lea ecx, [esp + 4]
mov dword [esp + 0x14], 0xffffffff
call fcn.004e7c80
mov ecx, dword [esp + 0xc]
pop esi
mov dword fs:[0], ecx
add esp, 0x14
ret
Function at 0x4c0460
Capabilities:
Create process on windows

Disassembly:
sub esp, 0x208
push ebx
push ebp
push esi
push edi
mov esi, ecx
push 0
call fcn.004c6870
mov ebp, dword [esp + 0x220]
mov eax, dword [esp + 0x21c]
push ebp
push 0
push 0
push eax
push str.open
push 0
call dword [sym.imp.SHELL32.dll_ShellExecuteA]
mov edi, eax
cmp edi, 0x20
ja 0x4c0559
lea ecx, [esp + 0x10]
push ecx
push str..htm
push 0x80000000
mov ecx, esi
call fcn.0045baa0
test eax, eax
jne 0x4c0559
mov ebx, dword [sym.imp.KERNEL32.dll_lstrcatA]
lea edx, [esp + 0x10]
push str._shellopencommand
push edx
call ebx
lea eax, [esp + 0x10]
lea ecx, [esp + 0x10]
push eax
push ecx
push 0x80000000
mov ecx, esi
call fcn.0045baa0
test eax, eax
jne 0x4c0559
lea edx, [esp + 0x10]
push str.__1_
push edx
call fcn.004d73d0
mov esi, eax
add esp, 8
test esi, esi
jne 0x4c052a
lea eax, [esp + 0x10]
push 0x57b860
push eax
call fcn.004d73d0
mov esi, eax
add esp, 8
test esi, esi
jne 0x4c052a
lea ecx, [esp + 0x10]
push ecx
call dword [sym.imp.KERNEL32.dll_lstrlenA]
lea esi, [esp + eax + 0xf]
jmp 0x4c052d
mov byte [esi], 0
push 0x57b028
push esi
call ebx
mov edx, dword [esp + 0x21c]
push edx
push esi
call ebx
lea eax, [esp + 0x10]
push ebp
push eax
call dword [sym.imp.KERNEL32.dll_WinExec]
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x208
ret 8
mov eax, edi
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x208
ret 8
Function at 0x4c67b0
Capabilities:
Get common file path

Disassembly:
push 0xffffffffffffffff
push 0x4f9228
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
push ecx
push edi
mov edi, ecx
mov eax, dword [edi + 0x118]
test eax, eax
jne 0x4c6860
mov eax, dword [0x57e050]
push esi
mov dword [esp + 8], eax
push 0x104
push 0x104
lea ecx, [esp + 0x10]
mov dword [esp + 0x1c], 0
call fcn.004e8064
push eax
call dword [sym.imp.KERNEL32.dll_GetWindowsDirectoryA]
push 0xffffffffffffffff
lea ecx, [esp + 0xc]
call fcn.004e80b3
push str.winhlp32.exe
lea ecx, [esp + 0xc]
call fcn.004e8010
mov ecx, dword [esp + 8]
push ecx
call dword [sym.imp.KERNEL32.dll_LoadLibraryA]
mov esi, eax
test esi, esi
je 0x4c6847
push 0x6a
push esi
call dword [sym.imp.USER32.dll_LoadCursorA]
test eax, eax
je 0x4c6847
push eax
call dword [sym.imp.USER32.dll_CopyIcon]
mov dword [edi + 0x118], eax
push esi
call dword [sym.imp.KERNEL32.dll_FreeLibrary]
lea ecx, [esp + 8]
mov dword [esp + 0x14], 0xffffffff
call fcn.004e7c80
pop esi
mov ecx, dword [esp + 8]
pop edi
mov dword fs:[0], ecx
add esp, 0x10
ret
Function at 0x4c9960
Capabilities:
Get number of processors

Disassembly:
mov eax, dword fs:[0]
push 0xffffffffffffffff
push 0x4f96b0
push eax
mov dword fs:[0], esp
sub esp, 0x14
push ebx
push esi
push edi
mov edi, dword [esp + 0x30]
mov esi, ecx
mov eax, dword [edi]
mov ecx, dword [eax - 8]
test ecx, ecx
je 0x4c9b07
mov ecx, dword [0x57e050]
mov dword [esp + 0x10], 0
mov dword [esp + 0xc], ecx
mov dword [esp + 0x28], 0
mov dword [esp + 0x30], ecx
mov ecx, dword [eax - 8]
mov bl, 1
test ecx, ecx
mov byte [esp + 0x28], bl
jle 0x4c9a5c
lea eax, [esp + 0x10]
lea ecx, [esp + 0x14]
push eax
push edi
push ecx
mov ecx, esi
call fcn.004c8680
push eax
lea ecx, [esp + 0x10]
mov byte [esp + 0x2c], 2
call fcn.004e7d6d
lea ecx, [esp + 0x14]
mov byte [esp + 0x28], bl
call fcn.004e7c80
push ecx
mov ecx, esp
mov dword [esp + 0x20], esp
push 0x57b028
call fcn.004e7cee
lea edx, [esp + 0x14]
push 0x3d
push edx
lea eax, [esp + 0x24]
push edi
push eax
mov ecx, esi
call fcn.004c8a40
push eax
lea ecx, [esp + 0x34]
mov byte [esp + 0x2c], 3
call fcn.004e7d6d
lea ecx, [esp + 0x18]
mov byte [esp + 0x28], bl
call fcn.004e7c80
lea ecx, [esp + 0xc]
call fcn.004e8148
mov ecx, dword [esp + 0xc]
push 0x57ba64
push ecx
call fcn.004d62c4
add esp, 8
test eax, eax
je 0x4c9a84
mov edx, dword [edi]
mov ecx, dword [esp + 0x10]
mov eax, dword [edx - 8]
cmp ecx, eax
jl 0x4c99bd
mov esi, dword [esp + 0x34]
lea ecx, [esp + 0x30]
mov byte [esp + 0x28], 0
call fcn.004e7c80
lea ecx, [esp + 0xc]
mov dword [esp + 0x28], 0xffffffff
call fcn.004e7c80
jmp 0x4c9b0b
lea eax, [esp + 0x30]
mov ecx, esi
push eax
call fcn.004c9700
test eax, eax
push 0
je 0x4c9aef
lea ecx, [esp + 0x34]
push 0x64
push ecx
mov ecx, esi
call fcn.004c7da0
mov ecx, dword [esp + 0x3c]
test ecx, ecx
je 0x4c9ad5
cmp eax, 0x64
jg 0x4c9ac3
mov edx, dword [esp + 0x38]
push eax
push 0x64
push edx
call dword [sym.imp.KERNEL32.dll_MulDiv]
mov esi, eax
jmp 0x4c9a60
push 0x64
push eax
mov eax, dword [esp + 0x40]
push eax
call dword [sym.imp.KERNEL32.dll_MulDiv]
mov esi, eax
jmp 0x4c9a60
cmp eax, 0x64
jge 0x4c9a5c
mov ecx, dword [esp + 0x34]
push 0x64
push eax
push ecx
call dword [sym.imp.KERNEL32.dll_MulDiv]
mov esi, eax
jmp 0x4c9a60
mov edx, dword [esp + 0x3c]
lea eax, [esp + 0x34]
push edx
push eax
mov ecx, esi
call fcn.004c7da0
mov esi, eax
jmp 0x4c9a60
mov esi, dword [esp + 0x34]
mov eax, dword [esp + 0x38]
cmp esi, eax
jl 0x4c9b15
mov eax, esi
mov ecx, dword [esp + 0x20]
pop edi
pop esi
mov dword fs:[0], ecx
pop ebx
add esp, 0x20
ret 0x10
Function at 0x4ea08b
Capabilities:
Get graphical window text

Disassembly:
push esi
mov esi, ecx
mov ecx, dword [esi + 0x38]
test ecx, ecx
jne 0x4ea0c3
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.004e80db
push eax
push dword [esi + 0x1c]
call dword [sym.imp.USER32.dll_GetWindowTextA]
mov ecx, dword [esp + 8]
push 0xffffffffffffffff
call fcn.004e80b3
jmp 0x4ea0cf
mov eax, dword [ecx]
push dword [esp + 8]
call dword [eax + 0x88]
pop esi
ret 4

Function at 0x4eb780
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 0x4eb7c2
call fcn.004f1991
mov esi, dword [eax + 0xc]
push 0xf0
push dword [esp + 0x14]
push esi
call dword [sym.imp.KERNEL32.dll_FindResourceA]
cmp eax, edi
je 0x4eb7c2
push eax
push esi
call dword [sym.imp.KERNEL32.dll_LoadResource]
cmp eax, edi
jne 0x4eb7b9
xor eax, eax
jmp 0x4eb7ca
push eax
call dword [sym.imp.KERNEL32.dll_LockResource]
mov edi, eax
push edi
mov ecx, ebx
call fcn.004eb7d0
pop edi
pop esi
pop ebx
ret 4

Function at 0x4f1ec1
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 0x4f1eef
push dword [esi]
call dword [sym.imp.KERNEL32.dll_TlsGetValue]
test eax, eax
je 0x4f1f0d
push dword [esp + 0xc]
mov ecx, esi
push eax
call fcn.004f1e27
jmp 0x4f1f0d
mov eax, dword [esi + 0x14]
test eax, eax
je 0x4f1f0d
push edi
push dword [esp + 0x10]
mov edi, dword [eax + 4]
mov ecx, esi
push eax
call fcn.004f1e27
test edi, edi
mov eax, edi
jne 0x4f1ef7
pop edi
push ebx
call dword [sym.imp.KERNEL32.dll_LeaveCriticalSection]
pop esi
pop ebx
ret 8
Function at 0xf8afb0
Capabilities:
Packed with generic packer

Disassembly:
pushal
mov esi, section.UPX1
lea edi, [esi - 0x47f000]
push edi
jmp 0xf8afca
mov al, byte [esi]
inc esi
mov byte [edi], al
inc edi
add ebx, ebx
jne 0xf8afd1
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
jb 0xf8afc0
mov eax, 1
add ebx, ebx
jne 0xf8afe3
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
adc eax, eax
add ebx, ebx
jae 0xf8aff4
jne 0xf8b013
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
jb 0xf8b013
dec eax
add ebx, ebx
jne 0xf8b000
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
adc eax, eax
jmp 0xf8afd8
add ebx, ebx
jne 0xf8b00f
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
adc ecx, ecx
jmp 0xf8b065
xor ecx, ecx
sub eax, 3
jb 0xf8b02b
shl eax, 8
mov al, byte [esi]
inc esi
xor eax, 0xffffffff
je 0xf8b09a
sar eax, 1
mov ebp, eax
jmp 0xf8b036
add ebx, ebx
jne 0xf8b036
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
jb 0xf8b004
inc ecx
add ebx, ebx
jne 0xf8b044
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
jb 0xf8b004
add ebx, ebx
jne 0xf8b051
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
adc ecx, ecx
add ebx, ebx
jae 0xf8b046
jne 0xf8b062
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
jae 0xf8b046
add ecx, 2
cmp ebp, 0xfffffb00
adc ecx, 2
lea edx, [edi + ebp]
cmp ebp, 0xfffffffc
jbe 0xf8b084
mov al, byte [edx]
inc edx
mov byte [edi], al
inc edi
dec ecx
jne 0xf8b076
jmp 0xf8afc6
mov eax, dword [edx]
add edx, 4
mov dword [edi], eax
add edi, 4
sub ecx, 4
ja 0xf8b084
add edi, ecx
jmp 0xf8afc6
pop esi
mov edi, esi
mov ecx, 0x323e08
mov al, 0xe8
repne scasb al, byte es:[edi]
jne 0xf8b0bf
cmp byte [edi], 0
jne 0xf8b0a4
mov eax, dword [edi]
shr ax, 8
rol eax, 0x10
xchg ah, al
sub eax, edi
add eax, esi
stosd dword es:[edi], eax
jmp 0xf8b0a2
lea edi, [esi + 0xb44000]
mov eax, dword [edi]
or eax, eax
je 0xf8b110
mov ebx, dword [edi + 4]
lea eax, [eax + esi + 0xb98368]
add ebx, esi
push eax
add edi, 8
call dword [esi + 0xb9856c]
xchg ebp, eax
mov al, byte [edi]
inc edi
or al, al
je 0xf8b0c5
mov ecx, edi
jns 0xf8b0f4
movzx eax, word [edi]
inc edi
push eax
inc edi
mov ecx, 0xaef24857
push edi
dec eax
repne scasb al, byte es:[edi]
push ebp
call dword [esi + 0xb98574]
or eax, eax
je 0xf8b10a
mov dword [ebx], eax
add ebx, 4
jmp 0xf8b0e2
call dword [esi + 0xb98570]
mov ebp, dword [esi + 0xb98578]
lea edi, [esi - 0x1000]
mov ebx, 0x1000
push eax
push esp
push 4
push ebx
push edi
call ebp
lea eax, [edi + 0x24f]
and byte [eax], 0x7f
and byte [eax + 0x28], 0x7f
pop eax
push eax
push esp
push eax
push ebx
push edi
call ebp
pop eax
popal
lea eax, [esp - 0x80]
push 0
cmp esp, eax
jne 0xf8b144
sub esp, 0xffffff80
jmp 0x724b70
Function at 0x414a40
Capabilities:
Enumerate files on windows

Disassembly:
push 0xffffffffffffffff
push 0x478f5b
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.0046da33
mov ecx, dword [esp + 8]
mov dword [esp + 0x190], 0
mov eax, dword [ecx - 8]
test eax, eax
je 0x414ac2
lea edx, [esp + 0x10]
push 1
push edx
lea ecx, [esp + 0x10]
call fcn.0046b4f0
mov eax, dword [eax]
push 0x72b220
push eax
call fcn.0045df44
add esp, 8
lea ecx, [esp + 0x10]
test eax, eax
setne bl
call fcn.0046dcbe
test bl, bl
je 0x414ac2
push 0x72b220
lea ecx, [esp + 0xc]
call fcn.0046e04e
push 0x72ed9c
lea ecx, [esp + 0xc]
call fcn.0046e04e
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 0x414afe
lea ecx, [esp + 8]
mov dword [esp + 0x190], eax
call fcn.0046dcbe
jmp 0x414bc9
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 0x414b82
lea edx, [esp + 0x7c]
push 0x72ed98
push edx
call fcn.0045df44
add esp, 8
test eax, eax
je 0x414b82
lea eax, [esp + 0x7c]
push 0x72ed94
push eax
call fcn.0045df44
add esp, 8
test eax, eax
je 0x414b82
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 0x414b12
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.0046dcbe
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 0x4153c0
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 0x415422
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 0x415430
Capabilities:
Create process on windows

Disassembly:
push 0xffffffffffffffff
push 0x478fdb
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x20c
mov eax, dword [0x7367bc]
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 0x415568
mov ecx, dword [edi + 0x48]
lea esi, [edi + 0x48]
mov eax, dword [ecx - 8]
test eax, eax
jne 0x415496
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.0046dcbe
xor eax, eax
jmp 0x4155df
push str.mailto:
lea ecx, [esp + 0xc]
call fcn.0046ddfb
push esi
lea ecx, [esp + 0xc]
call fcn.0046e08a
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 0x4155bd
lea edx, [esp + 0x14]
mov ecx, edi
push edx
push str..htm
push closesocket
call fcn.004153c0
test eax, eax
jne 0x4155bd
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 closesocket
mov ecx, edi
call fcn.004153c0
test eax, eax
jne 0x4155bd
lea eax, [esp + 0x14]
push 0x72edb0
push eax
call fcn.0045ef80
mov esi, eax
add esp, 8
test esi, esi
jne 0x41559c
lea ecx, [esp + 0x14]
push 0x72edac
push ecx
call fcn.0045ef00
mov esi, eax
add esp, 8
test esi, esi
jne 0x41559c
lea edx, [esp + 0x14]
push edx
call dword [sym.imp.KERNEL32.dll_lstrlenA]
lea esi, [esp + eax + 0x13]
jmp 0x41559f
lea edx, [edi + 0x4c]
lea ecx, [esp + 8]
push edx
call fcn.0046ddab
mov eax, dword [esp + 8]
mov ecx, dword [eax - 8]
test ecx, ecx
jne 0x4154ae
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.0046dcbe
xor eax, eax
jmp 0x4155df
mov byte [esi], 0
push 0x72eda8
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.0046dcbe
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 0x426e30
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 0x426e9e
cmp si, 0x69
ja 0x426e9e
add esi, 0xffd0
cmp si, 0x11
je 0x426e6e
push 0x11
call edi
test ax, ax
jge 0x426e6e
or esi, 0x2000
cmp si, 0x10
je 0x426e83
push 0x10
call edi
test ax, ax
jge 0x426e83
or esi, 0x4000
cmp si, 0x12
je 0x426e98
push 0x12
call edi
test ax, ax
jge 0x426e98
or esi, 0x8000
mov ax, si
pop edi
pop esi
ret
cmp si, 0x6d
jne 0x426eab
mov esi, 0xbd
jmp 0x426e5f
cmp si, 0x6e
jne 0x426eb8
mov esi, 0xbe
jmp 0x426e5f
cmp si, 0x6f
jne 0x426e59
mov esi, 0xbf
jmp 0x426e5f

Function at 0x428660
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push ecx
mov eax, dword [0x746f70]
xor edx, edx
cmp eax, edx
jne 0x428686
xor eax, eax
mov byte [eax + 0x746e70], al
inc eax
cmp eax, 0x100
jl 0x42866e
mov dword [0x746f70], 1
mov eax, dword [esp + 0xc]
push ebx
mov ebx, dword [esp + 0x14]
push esi
push edi
mov ecx, 0x40
mov esi, 0x746e70
mov edi, ebx
rep movsd dword es:[edi], dword [esi]
cmp eax, edx
mov byte [ebx + 0x100], dl
mov byte [ebx + 0x101], dl
jle 0x428717
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 0x4286ea
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 0x4286b8
pop ebp
pop edi
pop esi
pop ebx
pop ecx
ret

Function at 0x428790
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 0x4287e3
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 0x4287ca
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