joyce8/EMBER2024-capa huggingface dataset:
Function at 0x437900
Capabilities:
Access peb ldr_data
Get number of processors

Disassembly:
push 0xffffffffffffffff
push 0x46fc58
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x2c
push esi
mov esi, ecx
lea eax, [esp + 0xc]
mov ecx, dword [esi + 0x1c]
push eax
push ecx
call dword [sym.imp.USER32.dll_GetClientRect]
push 0
lea ecx, [esp + 0x20]
call fcn.00466edf
mov eax, dword [esi + 0xd0]
lea edx, [esp + 0x1c]
push eax
push eax
push edx
mov dword [esp + 0x44], 0
call fcn.004372a0
mov eax, dword [esi + 0x4c]
mov ecx, dword [esi + 0x48]
add eax, 0x64
add esp, 0xc
add ecx, 0x64
mov dword [esp + 8], eax
lea eax, [esp + 4]
mov dword [esp + 4], ecx
push eax
lea ecx, [esp + 0x20]
call fcn.00466e0d
mov ecx, dword [esp + 4]
mov eax, dword [esp + 0x14]
mov edx, dword [esp + 0xc]
sub ecx, eax
add ecx, edx
mov eax, 0x88888889
imul ecx
add edx, ecx
push 1
sar edx, 4
mov ecx, edx
shr ecx, 0x1f
lea eax, [edx + ecx + 1]
xor edx, edx
test eax, eax
setl dl
dec edx
mov ecx, esi
and eax, edx
push eax
push 0
push 0
call fcn.004635f4
mov ecx, dword [esp + 0x10]
mov eax, dword [esp + 0x18]
mov edx, dword [esp + 8]
sub ecx, eax
add ecx, edx
mov eax, 0x88888889
imul ecx
add edx, ecx
xor ecx, ecx
sar edx, 4
mov eax, edx
push 1
shr eax, 0x1f
lea eax, [edx + eax + 1]
test eax, eax
setl cl
dec ecx
and eax, ecx
mov ecx, esi
push eax
push 0
push 1
call fcn.004635f4
push 1
push 0
push 0
mov ecx, esi
call fcn.0046359c
push 1
push 0
push 1
mov ecx, esi
call fcn.0046359c
lea ecx, [esp + 0x1c]
mov dword [esp + 0x38], 0xffffffff
call fcn.00466f51
mov ecx, dword [esp + 0x30]
pop esi
mov dword fs:[0], ecx
add esp, 0x38
ret

Function at 0x437a80
Capabilities:
Get number of processors

Disassembly:
push 0xffffffffffffffff
push 0x46fc78
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x2c
push esi
mov esi, ecx
push 0
lea ecx, [esp + 0x20]
call fcn.00466edf
push 0x3e8
lea eax, [esp + 0x20]
push 0x3e8
push eax
mov dword [esp + 0x44], 0
call fcn.004372a0
mov ecx, dword [esi + 0x48]
mov eax, dword [esi + 0x4c]
add ecx, 0x64
add esp, 0xc
mov dword [esp + 4], ecx
lea ecx, [esp + 4]
add eax, 0x96
push ecx
lea ecx, [esp + 0x20]
mov dword [esp + 0xc], eax
call fcn.00466e0d
mov eax, dword [esi + 0x1c]
lea edx, [esp + 0xc]
push edx
push eax
call dword [sym.imp.USER32.dll_GetClientRect]
mov eax, dword [esp + 0x18]
mov edx, dword [esp + 0x10]
sub eax, edx
lea eax, [eax + eax*4]
lea eax, [eax + eax*4]
lea eax, [eax + eax*4]
shl eax, 3
cdq
idiv dword [esp + 8]
mov edx, dword [esp + 0xc]
mov ecx, eax
mov eax, dword [esp + 0x14]
sub eax, edx
lea eax, [eax + eax*4]
lea eax, [eax + eax*4]
lea eax, [eax + eax*4]
shl eax, 3
cdq
idiv dword [esp + 4]
cmp dword [esp + 0x44], 1
jne 0x437b44
cmp dword [esp + 0x40], 1
jne 0x437b42
cmp ecx, eax
jge 0x437b44
mov eax, ecx
cmp eax, 0xc8
jge 0x437b50
mov eax, 0xc8
mov ecx, esi
mov dword [esi + 0xd0], eax
call fcn.00437900
mov ecx, dword [esi + 0x1c]
push 1
push 0
push ecx
call dword [sym.imp.USER32.dll_InvalidateRect]
lea ecx, [esp + 0x1c]
mov dword [esp + 0x38], 0xffffffff
call fcn.00466f51
mov ecx, dword [esp + 0x30]
pop esi
mov dword fs:[0], ecx
add esp, 0x38
ret 8
Function at 0x4382d0
Capabilities:
Access peb ldr_data
Get number of processors

Disassembly:
push 0xffffffffffffffff
push 0x46fce3
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
push ecx
push ebp
push esi
mov esi, ecx
push edi
mov dword [esp + 0xc], esi
call fcn.00461a14
lea edi, [esi + 0x64]
mov dword [esp + 0x18], 0
mov dword [edi + 4], 0
mov dword [edi], vtable.CBrush.0
mov eax, dword [esp + 0x2c]
mov ebp, dword [esp + 0x24]
mov ecx, dword [esp + 0x30]
mov dword [esi + 0x3c], eax
mov eax, ebp
mov dword [esi], method.CEdit.virtual_0
mov dword [esi + 0x40], ecx
mov dword [esi + 0x44], 0
mov ecx, dword [eax]
lea edx, [esi + 0x48]
mov byte [esp + 0x18], 1
mov dword [edx], ecx
mov ecx, dword [eax + 4]
mov dword [edx + 4], ecx
mov ecx, dword [eax + 8]
mov dword [edx + 8], ecx
mov eax, dword [eax + 0xc]
mov ecx, dword [esp + 0x40]
mov dword [edx + 0xc], eax
mov eax, dword [esp + 0x44]
push eax
mov dword [esi + 0x5c], ecx
mov dword [esi + 0x60], eax
call dword [sym.imp.GDI32.dll_CreateSolidBrush]
push eax
mov ecx, edi
call fcn.00467187
mov edx, dword [esp + 0x28]
mov eax, dword [esp + 0x20]
push edx
push eax
push ebp
push 0x50800044
mov ecx, esi
call fcn.004686df
test eax, eax
je 0x4383ec
mov ecx, dword [esp + 0x3c]
call fcn.004671b4
mov ecx, dword [esi + 0x1c]
mov ebp, dword [sym.imp.USER32.dll_SendMessageA]
push 0
push eax
push 0x30
push ecx
mov dword [esi + 0x58], eax
call ebp
mov edi, dword [esp + 0x34]
test edi, edi
je 0x4383b0
push edi
mov ecx, esi
call fcn.00464778
mov ecx, esi
call fcn.00438550
cmp dword [esp + 0x38], 1
jne 0x4383e5
or ecx, 0xffffffff
xor eax, eax
repne scasb al, byte es:[edi]
mov edx, dword [esi + 0x1c]
push 0xffffffffffffffff
not ecx
dec ecx
push ecx
push 0xb1
push edx
call ebp
mov eax, dword [esi + 0x1c]
push 0
push 0
push 0xb7
push eax
call ebp
mov ecx, esi
call fcn.004648e2
mov ecx, dword [esp + 0x10]
mov eax, esi
pop edi
pop esi
pop ebp
mov dword fs:[0], ecx
add esp, 0x10
ret 0x28
Function at 0x43ae00
Capabilities:
Check for software breakpoints

Disassembly:
push esi
mov esi, dword [esp + 8]
cmp dword [esi + 0x10], 0xca
jne 0x43ae33
push esi
call fcn.0043def0
mov eax, dword [esi + 0x40]
add esp, 4
test eax, eax
je 0x43ae2c
mov dword [esi + 0x10], 0xcf
mov eax, 1
pop esi
ret
mov dword [esi + 0x10], 0xcb
mov eax, dword [esi + 0x10]
cmp eax, 0xcb
jne 0x43aeb9
mov eax, dword [esi + 0x1b0]
mov ecx, dword [eax + 0x10]
test ecx, ecx
je 0x43aea2
mov eax, dword [esi + 8]
test eax, eax
je 0x43ae57
push esi
call dword [eax]
add esp, 4
mov ecx, dword [esi + 0x1b0]
push esi
call dword [ecx]
add esp, 4
test eax, eax
je 0x43ae9e
cmp eax, 2
je 0x43aea2
mov ecx, dword [esi + 8]
test ecx, ecx
je 0x43ae4a
cmp eax, 3
je 0x43ae7d
cmp eax, 1
jne 0x43ae4a
mov eax, dword [ecx + 4]
inc eax
mov dword [ecx + 4], eax
mov eax, dword [esi + 8]
mov ecx, dword [eax + 8]
mov edx, dword [eax + 4]
cmp edx, ecx
jl 0x43ae4a
mov edx, dword [esi + 0x13c]
add edx, ecx
mov dword [eax + 8], edx
jmp 0x43ae4a
xor eax, eax
pop esi
ret
mov eax, dword [esi + 0x90]
push esi
mov dword [esi + 0x98], eax
call fcn.0043aee0
add esp, 4
pop esi
ret
cmp eax, 0xcc
je 0x43aec8
mov ecx, dword [esi]
push esi
call dword [ecx]
add esp, 4
push esi
call fcn.0043aee0
add esp, 4
pop esi
ret

Function at 0x46280a
Capabilities:
Get graphical window text

Disassembly:
push esi
mov esi, ecx
mov ecx, dword [esi + 0x38]
test ecx, ecx
jne 0x462842
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.004608c1
push eax
push dword [esi + 0x1c]
call dword [sym.imp.USER32.dll_GetWindowTextA]
mov ecx, dword [esp + 8]
push 0xffffffffffffffff
call fcn.00460899
jmp 0x46284e
mov eax, dword [ecx]
push dword [esp + 8]
call dword [eax + 0x88]
pop esi
ret 4

Function at 0x463efc
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 0x463f3e
call fcn.00469beb
mov esi, dword [eax + 0xc]
push pe_nt_image_headers32
push dword [esp + 0x14]
push esi
call dword [sym.imp.KERNEL32.dll_FindResourceA]
cmp eax, edi
je 0x463f3e
push eax
push esi
call dword [sym.imp.KERNEL32.dll_LoadResource]
cmp eax, edi
jne 0x463f35
xor eax, eax
jmp 0x463f46
push eax
call dword [sym.imp.KERNEL32.dll_LockResource]
mov edi, eax
push edi
mov ecx, ebx
call fcn.00463f4c
pop edi
pop esi
pop ebx
ret 4

Function at 0x46a11b
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 0x46a149
push dword [esi]
call dword [sym.imp.KERNEL32.dll_TlsGetValue]
test eax, eax
je 0x46a167
push dword [esp + 0xc]
mov ecx, esi
push eax
call fcn.0046a081
jmp 0x46a167
mov eax, dword [esi + 0x14]
test eax, eax
je 0x46a167
push edi
push dword [esp + 0x10]
mov edi, dword [eax + 4]
mov ecx, esi
push eax
call fcn.0046a081
test edi, edi
mov eax, edi
jne 0x46a151
pop edi
push ebx
call dword [sym.imp.KERNEL32.dll_LeaveCriticalSection]
pop esi
pop ebx
ret 8
Function at 0x432000
Capabilities:
Encode data using xor
Packed with generic packer

Disassembly:
pushal
nop
nop
nop
nop
nop
nop
mov eax, section..text
mov ebx, 0x40c7d0
nop
mov ecx, 0x6ece4719
nop
test eax, eax
nop
nop
nop
nop
nop
nop
nop
nop
je 0x43204e
nop
nop
nop
xor dword [eax], ecx
nop
nop
inc eax
nop
nop
nop
nop
nop
inc eax
nop
nop
nop
nop
nop
nop
nop
nop
inc eax
nop
nop
nop
nop
nop
inc eax
nop
nop
nop
nop
cmp eax, ebx
nop
nop
nop
nop
jne 0x432024
nop
nop
mov eax, section..data
nop
mov ebx, 0x42f314
nop
mov ecx, 0x37f26371
nop
nop
nop
test eax, eax
nop
nop
nop
nop
nop
je 0x432084
nop
nop
xor dword [eax], ecx
nop
nop
nop
nop
add eax, 4
nop
nop
nop
nop
cmp eax, ebx
nop
jne 0x43206c
nop
nop
nop
nop
nop
nop
popal
nop
nop
nop
jmp 0x431219

Function at 0x401000
Capabilities:
Hide graphical window

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x48
mov eax, dword [0x403004]
xor eax, ebp
mov dword [ebp - 4], eax
push esi
mov esi, dword [ebp + 8]
push 0x7f00
push 0
mov dword [ebp - 0x48], 3
mov dword [ebp - 0x44], 0x401130
mov dword [ebp - 0x40], 0
mov dword [ebp - 0x3c], 0
mov dword [ebp - 0x38], esi
call dword [sym.imp.USER32.dll_LoadIconW]
push 0x7f00
push 0
mov dword [ebp - 0x34], eax
call dword [sym.imp.USER32.dll_LoadCursorW]
push 0
mov dword [ebp - 0x30], eax
call dword [sym.imp.GDI32.dll_GetStockObject]
mov dword [ebp - 0x2c], eax
lea eax, [ebp - 0x48]
push eax
mov dword [ebp - 0x28], 0
mov dword [ebp - 0x24], 0x402138
call dword [sym.imp.USER32.dll_RegisterClassW]
test ax, ax
jne 0x401091
mov eax, 1
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0040121a
mov esp, ebp
pop ebp
ret 0x10
push ebx
push 0
push esi
push 0
push 0
push 0x80000000
push 0x80000000
push 0x80000000
push 0x80000000
push 0xcf0000
push str.HelloSDK
push 0x402138
push 0
call dword [sym.imp.USER32.dll_CreateWindowExW]
push dword [ebp + 0x14]
push eax
call dword [sym.imp.USER32.dll_ShowWindow]
mov ebx, dword [sym.imp.USER32.dll_GetMessageW]
lea eax, [ebp - 0x20]
push 0
push 0
push 0
push eax
call ebx
test eax, eax
jle 0x40110e
mov esi, dword [sym.imp.USER32.dll_TranslateMessage]
push edi
mov edi, dword [sym.imp.USER32.dll_DispatchMessageW]
lea eax, [ebp - 0x20]
push eax
call esi
lea eax, [ebp - 0x20]
push eax
call edi
push 0
push 0
push 0
lea eax, [ebp - 0x20]
push eax
call ebx
test eax, eax
jg 0x4010f1
pop edi
mov ecx, dword [ebp - 4]
mov eax, dword [ebp - 0x18]
xor ecx, ebp
pop ebx
pop esi
call fcn.0040121a
mov esp, ebp
pop ebp
ret 0x10
Function at 0x423550
Capabilities:
Delete directory
Get common file path
Manipulate console buffer
Read file on windows
Set console window title

Disassembly:
mov eax, 0x1c64
call fcn.0040e490
cmp dword [0x7adb8c], 0x37
jne 0x423642
lea eax, [esp + 0x20]
push eax
call dword [sym.imp.KERNEL32.dll_GetStartupInfoW]
push 0x404694
call dword [sym.imp.KERNEL32.dll_RemoveDirectoryA]
push 0
push 0
push 0
push 0
push 0
call dword [sym.imp.KERNEL32.dll_ReadFile]
mov ecx, dword [esp]
push 0
push ecx
push 0
call dword [sym.imp.KERNEL32.dll_FreeUserPhysicalPages]
push 0
lea edx, [esp + 0x1068]
push edx
push 0x40474c
call dword [sym.imp.KERNEL32.dll_GetShortPathNameA]
push 0
lea eax, [esp + 0x68]
push eax
call dword [sym.imp.KERNEL32.dll_GetWindowsDirectoryW]
lea ecx, [esp + 4]
push ecx
push 0
lea edx, [esp + 0x14]
push edx
push 0
call dword [sym.imp.KERNEL32.dll_WriteConsoleInputA]
push 0x404788
call dword [sym.imp.KERNEL32.dll_GlobalAddAtomW]
lea eax, [esp + 8]
push eax
push 0x4047a8
call dword [sym.imp.KERNEL32.dll_GetCompressedFileSizeW]
push 0x404848
call dword [sym.imp.KERNEL32.dll_SetConsoleTitleA]
push 0
lea ecx, [esp + 0x868]
push ecx
push 0
push 0x4048f8
push 0
call dword [sym.imp.KERNEL32.dll_FoldStringW]
lea edx, [esp + 0x1464]
push edx
push 0
push 0x40479c
push 0x40489c
call dword [sym.imp.KERNEL32.dll_GetTempFileNameW]
push 0
push 0
push 0
push 0
push 0x4049ac
push 0x4049e4
call dword [sym.imp.KERNEL32.dll_ReplaceFileW]
mov eax, dword [0x7aeb80]
mov dword [esp], eax
mov eax, 0x5d1
add dword [esp], eax
mov ecx, dword [esp]
mov dl, byte [ecx + esi]
mov eax, dword [0x42ebdc]
mov byte [eax + esi], dl
add esp, 0x1c64
ret
Function at 0x4237e0
Capabilities:
Enumerate files on windows
Manipulate console buffer
Move file

Disassembly:
mov eax, dword [0x7adb8c]
sub esp, 0x2dc
push ebx
push ebp
push esi
mov esi, dword [0x42ebdc]
shr eax, 3
push edi
test eax, eax
je 0x42398f
mov dword [esp + 0x18], esi
mov dword [esp + 0x20], eax
jmp 0x423814
mov esi, dword [esp + 0x18]
cmp dword [0x7adb8c], 0x1c
jne 0x423831
lea eax, [esp + 0x34]
push eax
push 0
lea ecx, [esp + 0x44]
push ecx
push 0
call dword [sym.imp.KERNEL32.dll_WriteConsoleInputW]
mov edx, dword [0x428310]
mov ecx, dword [0x428314]
mov eax, dword [esi]
mov edi, dword [esi + 4]
mov dword [esp + 0x28], edx
mov edx, dword [0x428318]
mov dword [esp + 0x30], ecx
mov ecx, dword [0x42831c]
mov dword [esp + 0x14], eax
mov ebx, 0xc6ef3720
mov dword [esp + 0x24], edx
mov dword [esp + 0x2c], ecx
mov dword [esp + 0x1c], 0x20
jmp 0x423875
mov eax, dword [esp + 0x14]
mov edx, eax
mov ecx, eax
shr edx, 5
add edx, dword [esp + 0x2c]
shl ecx, 4
add ecx, dword [esp + 0x24]
add eax, ebx
xor edx, ecx
xor edx, eax
sub edi, edx
mov ecx, edi
shl ecx, 4
mov dword [0x7adafc], 0
mov dword [esp + 0x10], ecx
mov eax, dword [esp + 0x28]
add dword [esp + 0x10], eax
cmp dword [0x7adb8c], 0x1be
lea ebp, [ebx + edi]
jne 0x4238ca
lea edx, [esp + 0x38]
push edx
push 0
push 0
push 0
call dword [sym.imp.KERNEL32.dll_WriteConsoleInputW]
mov esi, edi
shr esi, 5
add esi, dword [esp + 0x30]
cmp dword [0x7adb8c], 0x979
mov dword [0x7adb00], 0xff6b3619
mov dword [0x7adb04], 0xffffffff
jne 0x423906
lea eax, [esp + 0x98]
push eax
push 0x404528
call dword [sym.imp.KERNEL32.dll_FindFirstFileW]
xor esi, ebp
xor dword [esp + 0x10], esi
mov eax, dword [esp + 0x10]
sub dword [esp + 0x14], eax
mov eax, dword [0x7adb8c]
cmp eax, 0x93
je 0x423926
add ebx, 0x61c88647
dec dword [esp + 0x1c]
jne 0x423871
cmp eax, 0x8d4
jne 0x423942
lea ecx, [esp + 0x50]
push ecx
call dword [sym.imp.KERNEL32.dll_GetStartupInfoW]
mov esi, dword [esp + 0x18]
mov edx, dword [esp + 0x14]
mov dword [esi], edx
mov dword [esi + 4], edi
cmp dword [0x7adb8c], 0x17
jne 0x42397e
push 0
push 0
push 0
push 0x404610
push 0x4046a8
call dword [sym.imp.KERNEL32.dll_MoveFileWithProgressW]
lea eax, [esp + 0x98]
push eax
push 0
call dword [sym.imp.KERNEL32.dll_FindNextFileA]
add esi, 8
dec dword [esp + 0x20]
mov dword [esp + 0x18], esi
jne 0x423810
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x2dc
ret
Function at 0x407be0
Capabilities:
Enumerate files on windows

Disassembly:
push 0xffffffffffffffff
push 0x46345b
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.0045818b
mov ecx, dword [esp + 8]
mov dword [esp + 0x190], 0
mov eax, dword [ecx - 8]
test eax, eax
je 0x407c62
lea edx, [esp + 0x10]
push 1
push edx
lea ecx, [esp + 0x10]
call fcn.004560da
mov eax, dword [eax]
push 0x4781f0
push eax
call fcn.00448da4
add esp, 8
lea ecx, [esp + 0x10]
test eax, eax
setne bl
call fcn.00458416
test bl, bl
je 0x407c62
push 0x4781f0
lea ecx, [esp + 0xc]
call fcn.004587a6
push 0x47bd50
lea ecx, [esp + 0xc]
call fcn.004587a6
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 0x407c9e
lea ecx, [esp + 8]
mov dword [esp + 0x190], eax
call fcn.00458416
jmp 0x407d69
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 0x407d22
lea edx, [esp + 0x7c]
push 0x47bd4c
push edx
call fcn.00448da4
add esp, 8
test eax, eax
je 0x407d22
lea eax, [esp + 0x7c]
push 0x47bd48
push eax
call fcn.00448da4
add esp, 8
test eax, eax
je 0x407d22
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 0x407cb2
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.00458416
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 0x408560
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 0x4085c2
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 0x4085d0
Capabilities:
Create process on windows

Disassembly:
push 0xffffffffffffffff
push 0x4634db
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x20c
mov eax, dword [0x4822c0]
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 0x408708
mov ecx, dword [edi + 0x48]
lea esi, [edi + 0x48]
mov eax, dword [ecx - 8]
test eax, eax
jne 0x408636
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.00458416
xor eax, eax
jmp 0x40877f
push str.mailto:
lea ecx, [esp + 0xc]
call fcn.00458553
push esi
lea ecx, [esp + 0xc]
call fcn.004587e2
mov ecx, dword [esp + 8]
push ebx
push ebp
mov ebp, dword [esp + 0x22c]
push ebp
push 0
push 0
push ecx
push 0x47bd88
push 0
call dword [sym.imp.SHELL32.dll_ShellExecuteA]
mov esi, eax
cmp esi, 0x20
ja 0x40875d
lea edx, [esp + 0x14]
mov ecx, edi
push edx
push str..htm
push closesocket
call fcn.00408560
test eax, eax
jne 0x40875d
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.00408560
test eax, eax
jne 0x40875d
lea eax, [esp + 0x14]
push 0x47bd64
push eax
call fcn.00449de0
mov esi, eax
add esp, 8
test esi, esi
jne 0x40873c
lea ecx, [esp + 0x14]
push 0x47bd60
push ecx
call fcn.00449d60
mov esi, eax
add esp, 8
test esi, esi
jne 0x40873c
lea edx, [esp + 0x14]
push edx
call dword [sym.imp.KERNEL32.dll_lstrlenA]
lea esi, [esp + eax + 0x13]
jmp 0x40873f
lea edx, [edi + 0x4c]
lea ecx, [esp + 8]
push edx
call fcn.00458503
mov eax, dword [esp + 8]
mov ecx, dword [eax - 8]
test ecx, ecx
jne 0x40864e
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.00458416
xor eax, eax
jmp 0x40877f
mov byte [esi], 0
push 0x47bd5c
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.00458416
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 0x418fc0
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 0x41902e
cmp si, 0x69
ja 0x41902e
add esi, 0xffd0
cmp si, 0x11
je 0x418ffe
push 0x11
call edi
test ax, ax
jge 0x418ffe
or esi, 0x2000
cmp si, 0x10
je 0x419013
push 0x10
call edi
test ax, ax
jge 0x419013
or esi, 0x4000
cmp si, 0x12
je 0x419028
push 0x12
call edi
test ax, ax
jge 0x419028
or esi, 0x8000
mov ax, si
pop edi
pop esi
ret
cmp si, 0x6d
jne 0x41903b
mov esi, 0xbd
jmp 0x418fef
cmp si, 0x6e
jne 0x419048
mov esi, 0xbe
jmp 0x418fef
cmp si, 0x6f
jne 0x418fe9
mov esi, 0xbf
jmp 0x418fef

Function at 0x41a6a0
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push ecx
mov eax, dword [0x492910]
xor edx, edx
cmp eax, edx
jne 0x41a6c6
xor eax, eax
mov byte [eax + 0x492810], al
inc eax
cmp eax, 0x100
jl 0x41a6ae
mov dword [0x492910], 1
mov eax, dword [esp + 0xc]
push ebx
mov ebx, dword [esp + 0x14]
push esi
push edi
mov ecx, 0x40
mov esi, 0x492810
mov edi, ebx
rep movsd dword es:[edi], dword [esi]
cmp eax, edx
mov byte [ebx + 0x100], dl
mov byte [ebx + 0x101], dl
jle 0x41a757
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 0x41a72a
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 0x41a6f8
pop ebp
pop edi
pop esi
pop ebx
pop ecx
ret

Function at 0x41a7d0
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 0x41a823
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 0x41a80a
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