joyce8/EMBER2024-capa huggingface dataset:
Function at 0x42cf20
Capabilities:
Access peb ldr_data

Disassembly:
mov eax, dword fs:[0]
push 0xffffffffffffffff
push 0x465918
push eax
mov dword fs:[0], esp
sub esp, 0x14
push ebx
push ebp
mov ebp, dword [esp + 0x30]
push esi
mov ebx, ecx
push edi
mov esi, dword [ebp]
mov ecx, dword [esi + 0xc]
mov eax, dword [esi + 0x10]
dec ecx
cmp eax, ecx
jge 0x42cf59
inc eax
mov dword [esi + 0x10], eax
jmp 0x42d06c
mov eax, dword [ebx + 0x3c]
mov ecx, dword [esi + 8]
cmp ecx, eax
jne 0x42cf6d
mov eax, 0xffffffc7
jmp 0x42d06e
mov esi, dword [esi]
mov edx, dword [esi + 0x10]
mov ecx, dword [esi + 0xc]
cmp edx, ecx
jl 0x42cf7e
cmp dword [esi + 8], eax
jne 0x42cf6d
cmp dword [esi + 8], eax
jne 0x42cf97
mov eax, dword [esi + 0x10]
mov ecx, dword [esi + 0xc]
cmp eax, ecx
jl 0x42cf97
mov eax, 0xffffffc7
jmp 0x42d06e
mov eax, dword [esi + 4]
xor edi, edi
cmp eax, edi
je 0x42cfab
push eax
mov ecx, ebx
call fcn.0042c750
mov dword [esi + 4], edi
mov dword [ebp], esi
mov ecx, dword [esi + 0x10]
inc ecx
mov dword [esi + 0x10], ecx
lea ecx, [esp + 0x10]
call fcn.004013d0
mov dword [esp + 0x2c], edi
mov edi, dword [esp + 0x3c]
test edi, edi
jne 0x42cfdc
mov ecx, dword [ebx + 4]
mov edx, dword [ecx + 8]
lea ecx, [esp + 0x10]
push edx
call fcn.004013f0
mov edi, eax
mov eax, dword [esi + 8]
push edi
push eax
mov ecx, ebx
call fcn.0042bec0
test eax, eax
mov dword [esp + 0x38], eax
je 0x42d00f
lea ecx, [esp + 0x10]
mov dword [esp + 0x2c], 0xffffffff
mov dword [esp + 0x10], 0x468978
call fcn.004015d0
mov eax, dword [esp + 0x38]
jmp 0x42d06e
mov ecx, dword [esi + 0x10]
push ecx
push edi
mov ecx, ebx
call fcn.0042cd80
mov dl, byte [edi]
and dl, 1
cmp dl, 1
jne 0x42d053
mov ecx, dword [esp + 0x34]
push ebp
push ecx
push edi
push eax
mov ecx, ebx
call fcn.0042cda0
mov esi, eax
test esi, esi
jne 0x42d083
mov edx, dword [ebp]
push eax
push edi
mov ecx, ebx
mov dword [edx + 0x10], eax
call fcn.0042cd80
mov cl, byte [edi]
and cl, 1
cmp cl, 1
je 0x42d025
lea ecx, [esp + 0x10]
mov dword [esp + 0x2c], 0xffffffff
mov dword [esp + 0x10], 0x468978
call fcn.004015d0
xor eax, eax
mov ecx, dword [esp + 0x24]
pop edi
pop esi
pop ebp
pop ebx
mov dword fs:[0], ecx
add esp, 0x20
ret 0xc
lea ecx, [esp + 0x10]
mov dword [esp + 0x2c], 0xffffffff
mov dword [esp + 0x10], 0x468978
call fcn.004015d0
mov eax, esi
jmp 0x42d06e

Function at 0x430140
Capabilities:
Create thread

Disassembly:
push ecx
cmp dword [ecx + 0xcc], 1
je 0x4301a0
mov eax, dword [ecx + 0x1c]
test eax, eax
je 0x4301a0
mov eax, dword [ecx + 0xb0]
test eax, eax
je 0x4301a0
push esi
mov edx, 5
mov esi, dword [ecx + 0xbc]
cmp esi, edx
pop esi
je 0x4301a0
mov dword [ecx + 0xb4], eax
mov dword [ecx + 0x94], 0
mov dword [ecx + 0xbc], edx
lea eax, [esp]
push eax
push 0
push ecx
push 0x4301e0
push 0
push 0
call dword [sym.imp.KERNEL32.dll_CreateThread]
push eax
call dword [sym.imp.KERNEL32.dll_CloseHandle]
pop ecx
ret
Function at 0x4360e0
Capabilities:
Access peb ldr_data
Get number of processors

Disassembly:
push 0xffffffffffffffff
push 0x465f48
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.0045efc4
mov eax, dword [esi + 0xd0]
lea edx, [esp + 0x1c]
push eax
push eax
push edx
mov dword [esp + 0x44], 0
call fcn.00435a80
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.0045eef2
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.0045b7b0
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.0045b7b0
push 1
push 0
push 0
mov ecx, esi
call fcn.0045b758
push 1
push 0
push 1
mov ecx, esi
call fcn.0045b758
lea ecx, [esp + 0x1c]
mov dword [esp + 0x38], 0xffffffff
call fcn.0045f036
mov ecx, dword [esp + 0x30]
pop esi
mov dword fs:[0], ecx
add esp, 0x38
ret

Function at 0x436260
Capabilities:
Get number of processors

Disassembly:
push 0xffffffffffffffff
push 0x465f68
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.0045efc4
push 0x3e8
lea eax, [esp + 0x20]
push 0x3e8
push eax
mov dword [esp + 0x44], 0
call fcn.00435a80
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.0045eef2
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 0x436324
cmp dword [esp + 0x40], 1
jne 0x436322
cmp ecx, eax
jge 0x436324
mov eax, ecx
cmp eax, 0xc8
jge 0x436330
mov eax, 0xc8
mov ecx, esi
mov dword [esi + 0xd0], eax
call fcn.004360e0
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.0045f036
mov ecx, dword [esp + 0x30]
pop esi
mov dword fs:[0], ecx
add esp, 0x38
ret 8
Function at 0x436aa0
Capabilities:
Access peb ldr_data
Get number of processors

Disassembly:
push 0xffffffffffffffff
push 0x465fd3
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.00459bd0
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.0045f26c
mov edx, dword [esp + 0x28]
mov eax, dword [esp + 0x20]
push edx
push eax
push ebp
push 0x50800044
mov ecx, esi
call fcn.00460788
test eax, eax
je 0x436bbc
mov ecx, dword [esp + 0x3c]
call fcn.0045f299
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 0x436b80
push edi
mov ecx, esi
call fcn.0045c8fa
mov ecx, esi
call fcn.00436d20
cmp dword [esp + 0x38], 1
jne 0x436bb5
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.0045ca35
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 0x4395e0
Capabilities:
Check for software breakpoints

Disassembly:
push esi
mov esi, dword [esp + 8]
cmp dword [esi + 0x10], 0xca
jne 0x439613
push esi
call fcn.0043c6e0
mov eax, dword [esi + 0x40]
add esp, 4
test eax, eax
je 0x43960c
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 0x439699
mov eax, dword [esi + 0x1b0]
mov ecx, dword [eax + 0x10]
test ecx, ecx
je 0x439682
mov eax, dword [esi + 8]
test eax, eax
je 0x439637
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 0x43967e
cmp eax, 2
je 0x439682
mov ecx, dword [esi + 8]
test ecx, ecx
je 0x43962a
cmp eax, 3
je 0x43965d
cmp eax, 1
jne 0x43962a
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 0x43962a
mov edx, dword [esi + 0x13c]
add edx, ecx
mov dword [eax + 8], edx
jmp 0x43962a
xor eax, eax
pop esi
ret
mov eax, dword [esi + 0x90]
push esi
mov dword [esi + 0x98], eax
call fcn.004396c0
add esp, 4
pop esi
ret
cmp eax, 0xcc
je 0x4396a8
mov ecx, dword [esi]
push esi
call dword [ecx]
add esp, 4
push esi
call fcn.004396c0
add esp, 4
pop esi
ret

Function at 0x444a10
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 0x444a76
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 0x444a76
push 0
call ebx
call esi
sub eax, edi
cmp eax, 0xbb8
jb 0x444a57
pop edi
pop esi
pop ebp
pop ebx
add esp, 0xa0
ret
Function at 0x4451e0
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 0x445229
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 0x4456a0
Capabilities:
Access peb ldr_data

Disassembly:
push 0xffffffffffffffff
push 0x466480
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.00445250
lea eax, [esp + 4]
lea ecx, [esi + 4]
push eax
mov dword [esp + 0x18], 0
call fcn.004452d0
lea ecx, [esp + 4]
push ecx
lea ecx, [esi + 0x14]
call fcn.004452d0
lea ecx, [esi + 0xc]
call fcn.004585aa
lea ecx, [esi + 0x10]
call fcn.004585aa
push 0xffffffffffffffff
push 0
lea ecx, [esi + 0x1c]
call fcn.00446870
push 0xffffffffffffffff
push 0
lea ecx, [esi + 0x30]
call fcn.00446870
push 0xffffffffffffffff
push 0
lea ecx, [esi + 0x44]
call fcn.00446870
lea ecx, [esp + 8]
mov dword [esp + 0x14], 1
call fcn.0045861f
lea ecx, [esp + 4]
mov dword [esp + 0x14], 0xffffffff
call fcn.0045861f
mov ecx, dword [esp + 0xc]
pop esi
mov dword fs:[0], ecx
add esp, 0x14
ret
Function at 0x45a9c6
Capabilities:
Get graphical window text

Disassembly:
push esi
mov esi, ecx
mov ecx, dword [esi + 0x38]
test ecx, ecx
jne 0x45a9fe
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.00458a7a
push eax
push dword [esi + 0x1c]
call dword [sym.imp.USER32.dll_GetWindowTextA]
mov ecx, dword [esp + 8]
push 0xffffffffffffffff
call fcn.00458a52
jmp 0x45aa0a
mov eax, dword [ecx]
push dword [esp + 8]
call dword [eax + 0x88]
pop esi
ret 4

Function at 0x45c0b4
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 0x45c0f6
call fcn.00461c2d
mov esi, dword [eax + 0xc]
push 0xf0
push dword [esp + 0x14]
push esi
call dword [sym.imp.KERNEL32.dll_FindResourceA]
cmp eax, edi
je 0x45c0f6
push eax
push esi
call dword [sym.imp.KERNEL32.dll_LoadResource]
cmp eax, edi
jne 0x45c0ed
xor eax, eax
jmp 0x45c0fe
push eax
call dword [sym.imp.KERNEL32.dll_LockResource]
mov edi, eax
push edi
mov ecx, ebx
call fcn.0045c104
pop edi
pop esi
pop ebx
ret 4

Function at 0x46215d
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 0x46218b
push dword [esi]
call dword [sym.imp.KERNEL32.dll_TlsGetValue]
test eax, eax
je 0x4621a9
push dword [esp + 0xc]
mov ecx, esi
push eax
call fcn.004620c3
jmp 0x4621a9
mov eax, dword [esi + 0x14]
test eax, eax
je 0x4621a9
push edi
push dword [esp + 0x10]
mov edi, dword [eax + 4]
mov ecx, esi
push eax
call fcn.004620c3
test edi, edi
mov eax, edi
jne 0x462193
pop edi
push ebx
call dword [sym.imp.KERNEL32.dll_LeaveCriticalSection]
pop esi
pop ebx
ret 8

Function at 0x4d5c73
Capabilities:
Decompress data using aplib

Disassembly:
push ebp
mov ebp, esp
mov esi, dword [ebp + 8]
mov edi, dword [ebp + 0xc]
cld
mov dl, 0x80
movsb byte es:[edi], byte [esi]
call fcn.004d5cf2
jae 0x4d5c7f
xor ecx, ecx
call fcn.004d5cf2
jae 0x4d5ca9
xor eax, eax
call fcn.004d5cf2
jae 0x4d5cba
mov al, 0x10
call fcn.004d5cf2
adc al, al
jae 0x4d5c9b
jne 0x4d5ce7
stosb byte es:[edi], al
jmp 0x4d5c80
call fcn.004d5cfe
dec ecx
loop 0x4d5cc6
mov eax, ebp
call fcn.004d5cfc
jmp 0x4d5ce8
lodsb al, byte [esi]
shr eax, 1
je 0x4d5d0e
adc ecx, 2
mov ebp, eax
jmp 0x4d5ce8
xchg ecx, eax
dec eax
shl eax, 8
lodsb al, byte [esi]
mov ebp, eax
call fcn.004d5cfc
cmp eax, 0x7d00
jae 0x4d5ce6
cmp eax, 0x500
jae 0x4d5ce7
cmp eax, 0x7f
ja 0x4d5ce8
inc ecx
inc ecx
push esi
mov esi, edi
sub esi, eax
rep movsb byte es:[edi], byte [esi]
pop esi
jmp 0x4d5c80
pop ebp
ret 8
Function at 0x408922
Capabilities:
Encode data using xor

Disassembly:
mov edi, 0x4085d8
push esi
pop esi
call fcn.00408948
sub ecx, 0x292b5113
xor dword [eax], edi
sub esi, esi
sub esi, 0x50452841
inc eax
and esi, ecx
cmp eax, ebx
jne fcn.00408922
ret
Function at 0x422c68
Capabilities:
Encode data using xor

Disassembly:
mov ecx, edx
mov edx, eax
xor eax, eax
rol ax, 5
xor al, byte [edx]
inc edx
dec ecx
jne 0x422c6e
ret
Function at 0x416cc0
Capabilities:
Enumerate files on windows

Disassembly:
push 0xffffffffffffffff
push 0x47c73b
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.00470fc1
mov ecx, dword [esp + 8]
mov dword [esp + 0x190], 0
mov eax, dword [ecx - 8]
test eax, eax
je 0x416d42
lea edx, [esp + 0x10]
push 1
push edx
lea ecx, [esp + 0x10]
call fcn.0046ec00
mov eax, dword [eax]
push 0x4ae1e0
push eax
call fcn.00460684
add esp, 8
lea ecx, [esp + 0x10]
test eax, eax
setne bl
call fcn.0047124c
test bl, bl
je 0x416d42
push 0x4ae1e0
lea ecx, [esp + 0xc]
call fcn.004715dc
push 0x4b1d5c
lea ecx, [esp + 0xc]
call fcn.004715dc
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 0x416d7e
lea ecx, [esp + 8]
mov dword [esp + 0x190], eax
call fcn.0047124c
jmp 0x416e49
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 0x416e02
lea edx, [esp + 0x7c]
push 0x4b1d58
push edx
call fcn.00460684
add esp, 8
test eax, eax
je 0x416e02
lea eax, [esp + 0x7c]
push 0x4b1d54
push eax
call fcn.00460684
add esp, 8
test eax, eax
je 0x416e02
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 0x416d92
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.0047124c
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 0x417660
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 0x4176c2
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 0x4176d0
Capabilities:
Create process on windows

Disassembly:
push 0xffffffffffffffff
push 0x47c7bb
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x20c
mov eax, dword [0x4b8f04]
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 0x417808
mov ecx, dword [edi + 0x48]
lea esi, [edi + 0x48]
mov eax, dword [ecx - 8]
test eax, eax
jne 0x417736
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.0047124c
xor eax, eax
jmp 0x41787f
push str.mailto:
lea ecx, [esp + 0xc]
call fcn.00471389
push esi
lea ecx, [esp + 0xc]
call fcn.00471618
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 0x41785d
lea edx, [esp + 0x14]
mov ecx, edi
push edx
push str..htm
push SysReAllocString
call fcn.00417660
test eax, eax
jne 0x41785d
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 SysReAllocString
mov ecx, edi
call fcn.00417660
test eax, eax
jne 0x41785d
lea eax, [esp + 0x14]
push 0x4b1d70
push eax
call fcn.004616c0
mov esi, eax
add esp, 8
test esi, esi
jne 0x41783c
lea ecx, [esp + 0x14]
push 0x4b1d6c
push ecx
call fcn.00461640
mov esi, eax
add esp, 8
test esi, esi
jne 0x41783c
lea edx, [esp + 0x14]
push edx
call dword [sym.imp.KERNEL32.dll_lstrlenA]
lea esi, [esp + eax + 0x13]
jmp 0x41783f
lea edx, [edi + 0x4c]
lea ecx, [esp + 8]
push edx
call fcn.00471339
mov eax, dword [esp + 8]
mov ecx, dword [eax - 8]
test ecx, ecx
jne 0x41774e
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.0047124c
xor eax, eax
jmp 0x41787f
mov byte [esi], 0
push 0x4b1d68
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.0047124c
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 0x42ac90
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 0x42acfe
cmp si, 0x69
ja 0x42acfe
add esi, 0xffd0
cmp si, 0x11
je 0x42acce
push 0x11
call edi
test ax, ax
jge 0x42acce
or esi, 0x2000
cmp si, 0x10
je 0x42ace3
push 0x10
call edi
test ax, ax
jge 0x42ace3
or esi, 0x4000
cmp si, 0x12
je 0x42acf8
push 0x12
call edi
test ax, ax
jge 0x42acf8
or esi, 0x8000
mov ax, si
pop edi
pop esi
ret
cmp si, 0x6d
jne 0x42ad0b
mov esi, 0xbd
jmp 0x42acbf
cmp si, 0x6e
jne 0x42ad18
mov esi, 0xbe
jmp 0x42acbf
cmp si, 0x6f
jne 0x42acb9
mov esi, 0xbf
jmp 0x42acbf

Function at 0x42c6e0
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push ecx
mov eax, dword [0x4c96d8]
xor edx, edx
cmp eax, edx
jne 0x42c706
xor eax, eax
mov byte [eax + 0x4c95d8], al
inc eax
cmp eax, 0x100
jl 0x42c6ee
mov dword [0x4c96d8], 1
mov eax, dword [esp + 0xc]
push ebx
mov ebx, dword [esp + 0x14]
push esi
push edi
mov ecx, 0x40
mov esi, 0x4c95d8
mov edi, ebx
rep movsd dword es:[edi], dword [esi]
cmp eax, edx
mov byte [ebx + 0x100], dl
mov byte [ebx + 0x101], dl
jle 0x42c797
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 0x42c76a
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 0x42c738
pop ebp
pop edi
pop esi
pop ebx
pop ecx
ret

Function at 0x42c810
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 0x42c863
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 0x42c84a
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