joyce8/EMBER2024-capa huggingface dataset:
Function at 0x7c004075
Capabilities:
Create thread

Disassembly:
push ebp
mov ebp, esp
push ebx
push edi
mov edi, dword [ebp + 0x10]
xor ebx, ebx
test edi, edi
je 0x7c00bd2d
push esi
push 0x88
push 1
call sym.MSVCR70.dll_calloc
mov esi, eax
test esi, esi
pop ecx
pop ecx
je 0x7c00bd4f
push esi
call fcn.7c00173b
mov eax, dword [ebp + 0x14]
or dword [esi + 4], 0xffffffff
mov dword [esi + 0x50], eax
mov eax, dword [ebp + 0x1c]
test eax, eax
pop ecx
mov dword [esi + 0x4c], edi
je 0x7c00bd3f
push eax
push dword [ebp + 0x18]
push esi
push 0x7c0040e2
push dword [ebp + 0xc]
push dword [ebp + 8]
call dword [sym.imp.kernel32.dll_CreateThread]
test eax, eax
je 0x7c00bd47
pop esi
pop edi
pop ebx
pop ebp
ret
call sym.MSVCR70.dll__errno
mov dword [eax], 0x16
xor eax, eax
jmp 0x7c0040de
lea eax, [ebp + 0x10]
jmp 0x7c0040bf
call dword [sym.imp.kernel32.dll_GetLastError]
mov ebx, eax
push esi
call sym.MSVCR70.dll_free
test ebx, ebx
pop ecx
je 0x7c00bd61
push ebx
call fcn.7c0102b7
pop ecx
xor eax, eax
jmp 0x7c0040dd

Function at 0x7c004373
Capabilities:
Terminate process

Disassembly:
push 8
call fcn.7c01004d
jmp 0x7c00440a
push esi
push 8
call fcn.7c01004d
xor esi, esi
inc esi
cmp dword [0x7c04aba8], esi
pop ecx
je 0x7c00bb8d
cmp dword [esp + 0xc], 0
mov dword [0x7c04aadc], esi
mov byte [0x7c04aba4], bl
jne 0x7c0043e2
mov ecx, dword [0x7c04ab74]
test ecx, ecx
je 0x7c0043d1
mov eax, dword [0x7c04ab70]
sub eax, 4
cmp eax, ecx
mov dword [0x7c04ab70], eax
jb 0x7c0043d1
mov eax, dword [eax]
test eax, eax
je 0x7c0043c1
call eax
mov eax, dword [0x7c04ab70]
sub eax, 4
cmp eax, dword [0x7c04ab74]
jmp 0x7c0043b2
push 0x7c04ab8c
push 0x7c04ab7c
call sym.MSVCR70.dll__initterm
pop ecx
pop ecx
push 0x7c04ab98
push 0x7c04ab90
call sym.MSVCR70.dll__initterm
test ebx, ebx
pop ecx
pop ecx
jne 0x7c004134
push dword [esp + 8]
mov dword [0x7c04aba8], esi
call fcn.7c00440d
pop ecx
pop esi
ret
push dword [esp + 8]
call dword [sym.imp.kernel32.dll_GetCurrentProcess]
push eax
call dword [sym.imp.kernel32.dll_TerminateProcess]
jmp 0x7c00438b
Function at 0x7c00453f
Capabilities:
Query environment variable

Disassembly:
push ecx
push ecx
mov eax, dword [0x7c04b118]
push ebx
push ebp
push esi
push edi
mov edi, dword [sym.imp.kernel32.dll_GetEnvironmentStringsW]
xor ebx, ebx
xor esi, esi
cmp eax, ebx
push 2
pop ebp
jne 0x7c0045e9
call edi
mov esi, eax
cmp esi, ebx
je 0x7c00c679
mov dword [0x7c04b118], 1
cmp esi, ebx
je 0x7c00c69a
cmp word [esi], bx
mov eax, esi
je 0x7c004592
add eax, ebp
cmp word [eax], bx
jne 0x7c004584
add eax, ebp
cmp word [eax], bx
jne 0x7c004584
mov edi, dword [sym.imp.kernel32.dll_WideCharToMultiByte]
push ebx
push ebx
push ebx
sub eax, esi
push ebx
sar eax, 1
inc eax
push eax
push esi
push ebx
push ebx
mov dword [esp + 0x34], eax
call edi
mov ebp, eax
cmp ebp, ebx
je 0x7c0045d9
push ebp
call sym.MSVCR70.dll_malloc
cmp eax, ebx
pop ecx
mov dword [esp + 0x10], eax
je 0x7c0045d9
push ebx
push ebx
push ebp
push eax
push dword [esp + 0x24]
push esi
push ebx
push ebx
call edi
test eax, eax
je 0x7c00c6a7
mov ebx, dword [esp + 0x10]
push esi
call dword [sym.imp.kernel32.dll_FreeEnvironmentStringsW]
mov eax, ebx
pop edi
pop esi
pop ebp
pop ebx
pop ecx
pop ecx
ret
cmp eax, 1
jne 0x7c00c6ba
jmp 0x7c004575
call dword [sym.imp.kernel32.dll_GetLastError]
cmp eax, 0x78
jne 0x7c00c690
mov eax, ebp
mov dword [0x7c04b118], eax
jmp 0x7c0045e9
mov eax, dword [0x7c04b118]
jmp 0x7c0045e9
call edi
mov esi, eax
cmp esi, ebx
je 0x7c00c6c2
jmp 0x7c00457d
push dword [esp + 0x10]
call sym.MSVCR70.dll_free
pop ecx
mov dword [esp + 0x10], ebx
jmp 0x7c0045d5
cmp eax, ebp
je 0x7c00c6c9
cmp eax, ebx
je 0x7c00c6c9
xor eax, eax
jmp 0x7c0045e2
call dword [sym.imp.kernel32.dll_GetEnvironmentStrings]
mov esi, eax
cmp esi, ebx
je 0x7c00c6c2
cmp byte [esi], bl
je 0x7c00c6e3
inc eax
cmp byte [eax], bl
jne 0x7c00c6d9
inc eax
cmp byte [eax], bl
jne 0x7c00c6d9
sub eax, esi
inc eax
mov ebp, eax
push ebp
call sym.MSVCR70.dll_malloc
mov edi, eax
cmp edi, ebx
pop ecx
jne 0x7c00c6f9
xor edi, edi
jmp 0x7c00c704
push ebp
push esi
push edi
call fcn.7c01004d
add esp, 0xc
push esi
call dword [sym.imp.kernel32.dll_FreeEnvironmentStringsA]
mov eax, edi
jmp 0x7c0045e2
Function at 0x7c00fcd4
Capabilities:
Enumerate files on windows

Disassembly:
cmp dword [esp + 4], 0
je 0x7c00fd32
cmp dword [0x7c04f3f0], 0
jne 0x7c00fcf8
push 0x244
call sym.MSVCR70.dll_malloc
test eax, eax
pop ecx
mov dword [0x7c04f3f0], eax
je 0x7c00fd5b
mov eax, dword [0x7c04f3f4]
test eax, eax
je 0x7c00fd0f
push eax
call dword [sym.imp.kernel32.dll_FindClose]
and dword [0x7c04f3f4], 0
push dword [0x7c04f3f0]
push dword [esp + 8]
call dword [sym.imp.kernel32.dll_FindFirstFileA]
cmp eax, 0xffffffff
mov dword [0x7c04f3f4], eax
je 0x7c00fd5b
mov eax, dword [0x7c04f3f0]
add eax, 0x2c
ret
push dword [0x7c04f3f0]
push dword [0x7c04f3f4]
call dword [sym.imp.kernel32.dll_FindNextFileA]
test eax, eax
jne 0x7c00fd29
push dword [0x7c04f3f4]
call dword [sym.imp.kernel32.dll_FindClose]
and dword [0x7c04f3f4], 0
xor eax, eax
ret

Function at 0x7c015709
Capabilities:
Get system information on windows

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x48
push ebx
push esi
push edi
push 4
pop eax
call fcn.7c0014ee
mov ebx, esp
push 0x1c
lea eax, [ebp - 0x24]
push eax
push ebx
call dword [sym.imp.kernel32.dll_VirtualQuery]
test eax, eax
je 0x7c01579e
mov edi, dword [ebp - 0x20]
lea eax, [ebp - 0x48]
push eax
call dword [sym.imp.kernel32.dll_GetSystemInfo]
mov eax, dword [ebp - 0x44]
lea esi, [eax - 1]
not esi
and esi, ebx
sub esi, eax
mov dword [ebp - 4], eax
mov eax, dword [sym.MSVCR70.dll__osplatform]
mov ecx, eax
dec ecx
neg ecx
sbb ecx, ecx
and ecx, 0xffff1000
add ecx, 0x11000
add ecx, edi
cmp esi, ecx
jb 0x7c01579e
cmp eax, 1
je 0x7c0157b6
mov ebx, edi
mov edi, 0x1000
push 0x1c
lea eax, [ebp - 0x24]
push eax
push ebx
call dword [sym.imp.kernel32.dll_VirtualQuery]
test eax, eax
je 0x7c01579e
add ebx, dword [ebp - 0x18]
test dword [ebp - 0x14], edi
je 0x7c015773
test byte [ebp - 0xf], 1
mov ebx, dword [ebp - 0x24]
je 0x7c01579a
xor eax, eax
inc eax
jmp 0x7c0157d2
cmp esi, ebx
jae 0x7c0157a2
xor eax, eax
jmp 0x7c0157d2
push 4
push edi
push dword [ebp - 4]
push ebx
call dword [sym.imp.kernel32.dll_VirtualAlloc]
mov eax, dword [sym.MSVCR70.dll__osplatform]
jmp 0x7c0157b8
mov ebx, esi
dec eax
neg eax
sbb eax, eax
and eax, 0x103
lea ecx, [ebp - 8]
push ecx
inc eax
push eax
push dword [ebp - 4]
push ebx
call dword [sym.imp.kernel32.dll_VirtualProtect]
lea esp, [ebp - 0x54]
pop edi
pop esi
pop ebx
leave
ret

Function at 0x7c018586
Capabilities:
Get disk size

Disassembly:
push ebp
mov ebp, esp
mov eax, dword [ebp + 8]
test eax, eax
jne 0x7c018594
xor ecx, ecx
jmp 0x7c0185b2
cmp eax, 0x1a
jbe 0x7c01859e
push 0x57
pop eax
pop ebp
ret
add al, 0x40
and byte [ebp + 0xb], 0
lea ecx, [ebp + 8]
mov byte [ebp + 8], al
mov byte [ebp + 9], 0x3a
mov byte [ebp + 0xa], 0x5c
mov eax, dword [ebp + 0xc]
push eax
lea edx, [eax + 4]
push edx
lea edx, [eax + 0xc]
push edx
add eax, 8
push eax
push ecx
call dword [sym.imp.kernel32.dll_GetDiskFreeSpaceA]
test eax, eax
jne 0x7c0185d4
pop ebp
jmp dword [sym.imp.kernel32.dll_GetLastError]
xor eax, eax
pop ebp
ret
Function at 0x7c018bc2
Capabilities:
Check if file exists
Get file attributes

Disassembly:
push dword [esp + 4]
call dword [sym.imp.kernel32.dll_GetFileAttributesA]
cmp eax, 0xffffffff
jne 0x7c018be2
call dword [sym.imp.kernel32.dll_GetLastError]
push eax
call fcn.7c0102b7
pop ecx
or eax, 0xffffffff
ret
test al, 1
je 0x7c018c05
test byte [esp + 8], 2
je 0x7c018c05
call sym.MSVCR70.dll__errno
mov dword [eax], 0xd
call sym.MSVCR70.dll___doserrno
mov dword [eax], 5
jmp 0x7c018bde
xor eax, eax
ret

Function at 0x7c018cfd
Capabilities:
Set current directory

Disassembly:
push 0x10
push 0x7c03fc28
call fcn.7c00101f
mov ebx, dword [ebp + 8]
cmp ebx, 1
jl 0x7c018d6c
cmp ebx, 0x1f
jg 0x7c018d6c
push 7
call fcn.7c01004d
pop ecx
and dword [ebp - 4], 0
add ebx, 0x40
mov byte [ebp - 0x1c], bl
mov byte [ebp - 0x1b], 0x3a
and byte [ebp - 0x1a], 0
lea eax, [ebp - 0x1c]
push eax
call dword [sym.imp.kernel32.dll_SetCurrentDirectoryA]
test eax, eax
je 0x7c018d44
and dword [ebp - 0x20], 0
jmp 0x7c018d55
call dword [sym.imp.kernel32.dll_GetLastError]
push eax
call fcn.7c0102b7
pop ecx
or dword [ebp - 0x20], 0xffffffff
or dword [ebp - 4], 0xffffffff
call fcn.7c018d63
mov eax, dword [ebp - 0x20]
jmp 0x7c018d85
call sym.MSVCR70.dll__errno
mov dword [eax], 0xd
call sym.MSVCR70.dll___doserrno
mov dword [eax], 0xf
or eax, 0xffffffff
call fcn.7c00105a
ret

Function at 0x7c018d8b
Capabilities:
Check if file exists
Get file attributes
Set file attributes

Disassembly:
push dword [esp + 4]
call dword [sym.imp.kernel32.dll_GetFileAttributesA]
cmp eax, 0xffffffff
je 0x7c018db8
test byte [esp + 8], 0x80
je 0x7c018da6
and eax, 0xfffffffe
jmp 0x7c018da9
or eax, 1
push eax
push dword [esp + 8]
call dword [sym.imp.kernel32.dll_SetFileAttributesA]
test eax, eax
jne 0x7c018dc9
call dword [sym.imp.kernel32.dll_GetLastError]
push eax
call fcn.7c0102b7
pop ecx
or eax, 0xffffffff
ret
xor eax, eax
ret
Function at 0x7c0284d7
Capabilities:
Query environment variable

Disassembly:
push ecx
push ecx
mov eax, dword [0x7c04f564]
push ebx
push ebp
mov ebp, dword [sym.imp.kernel32.dll_GetEnvironmentStringsW]
push esi
push edi
xor ebx, ebx
xor esi, esi
xor edi, edi
cmp eax, ebx
jne 0x7c028520
call ebp
mov esi, eax
cmp esi, ebx
je 0x7c028506
mov dword [0x7c04f564], 1
jmp 0x7c028525
call dword [sym.imp.kernel32.dll_GetLastError]
cmp eax, 0x78
jne 0x7c02851b
push 2
pop eax
mov dword [0x7c04f564], eax
jmp 0x7c028520
mov eax, dword [0x7c04f564]
cmp eax, 1
jne 0x7c02857d
cmp esi, ebx
jne 0x7c028538
call ebp
mov esi, eax
cmp esi, ebx
jne 0x7c028538
xor eax, eax
jmp 0x7c028624
cmp word [esi], bx
mov eax, esi
je 0x7c02854d
inc eax
inc eax
cmp word [eax], bx
jne 0x7c02853f
inc eax
inc eax
cmp word [eax], bx
jne 0x7c02853f
sub eax, esi
inc eax
inc eax
mov ebp, eax
push ebp
call sym.MSVCR70.dll_malloc
mov edi, eax
cmp edi, ebx
pop ecx
jne 0x7c028570
xor edi, edi
push esi
call dword [sym.imp.kernel32.dll_FreeEnvironmentStringsW]
mov eax, edi
jmp 0x7c028624
push ebp
push esi
push edi
call fcn.7c01004d
add esp, 0xc
jmp 0x7c028562
cmp eax, 2
je 0x7c028586
cmp eax, ebx
jne 0x7c028531
call dword [sym.imp.kernel32.dll_GetEnvironmentStrings]
mov ebp, eax
cmp ebp, ebx
je 0x7c028531
cmp byte [ebp], bl
mov esi, ebp
je 0x7c0285bc
push ebx
push ebx
push 0xffffffffffffffff
push esi
push 1
push ebx
call dword [sym.imp.kernel32.dll_MultiByteToWideChar]
cmp eax, ebx
je 0x7c028531
push esi
add edi, eax
call sym.MSVCR70.dll_strlen
lea esi, [esi + eax + 1]
cmp byte [esi], bl
pop ecx
jne 0x7c028599
inc edi
lea eax, [edi + edi]
push eax
mov dword [esp + 0x18], edi
call sym.MSVCR70.dll_malloc
cmp eax, ebx
pop ecx
mov dword [esp + 0x10], eax
je 0x7c028635
cmp byte [ebp], bl
mov edi, ebp
mov esi, eax
je 0x7c028616
mov ecx, dword [esp + 0x14]
mov eax, esi
sub eax, dword [esp + 0x10]
sar eax, 1
sub ecx, eax
push ecx
push esi
push 0xffffffffffffffff
push edi
push 1
push ebx
call dword [sym.imp.kernel32.dll_MultiByteToWideChar]
test eax, eax
je 0x7c02862b
push edi
call sym.MSVCR70.dll_strlen
push esi
lea edi, [edi + eax + 1]
call sym.MSVCR70.dll_wcslen
cmp byte [edi], bl
pop ecx
pop ecx
lea esi, [esi + eax*2 + 2]
jne 0x7c0285dc
push ebp
mov word [esi], bx
call dword [sym.imp.kernel32.dll_FreeEnvironmentStringsA]
mov eax, dword [esp + 0x10]
pop edi
pop esi
pop ebp
pop ebx
pop ecx
pop ecx
ret
push dword [esp + 0x10]
call sym.MSVCR70.dll_free
pop ecx
push ebp
call dword [sym.imp.kernel32.dll_FreeEnvironmentStringsA]
jmp 0x7c028531
Function at 0x7c03070e
Capabilities:
Timestomp file

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x30
push edi
mov edi, dword [ebp + 0xc]
test edi, edi
jne 0x7c03072f
lea eax, [ebp - 4]
push eax
call fcn.7c01004d
mov eax, dword [ebp - 4]
pop ecx
mov dword [ebp - 8], eax
lea edi, [ebp - 8]
lea eax, [edi + 4]
push eax
call fcn.7c01004d
test eax, eax
pop ecx
jne 0x7c030750
call sym.MSVCR70.dll__errno
mov dword [eax], 0x16
or eax, 0xffffffff
jmp 0x7c030851
mov cx, word [eax + 0x14]
add cx, 0x76c
mov word [ebp - 0x30], cx
mov cx, word [eax + 0x10]
inc cx
mov word [ebp - 0x2e], cx
mov cx, word [eax + 0xc]
mov word [ebp - 0x2a], cx
mov cx, word [eax + 8]
mov word [ebp - 0x28], cx
mov cx, word [eax + 4]
mov word [ebp - 0x26], cx
mov ax, word [eax]
and word [ebp - 0x22], 0
push esi
mov esi, dword [sym.imp.kernel32.dll_SystemTimeToFileTime]
mov word [ebp - 0x24], ax
lea eax, [ebp - 0x10]
push eax
lea eax, [ebp - 0x30]
push eax
call esi
test eax, eax
je 0x7c030842
lea eax, [ebp - 0x18]
push eax
lea eax, [ebp - 0x10]
push eax
call dword [sym.imp.kernel32.dll_LocalFileTimeToFileTime]
test eax, eax
je 0x7c030842
push edi
call fcn.7c01004d
test eax, eax
pop ecx
je 0x7c030842
mov cx, word [eax + 0x14]
add cx, 0x76c
mov word [ebp - 0x30], cx
mov cx, word [eax + 0x10]
inc cx
mov word [ebp - 0x2e], cx
mov cx, word [eax + 0xc]
mov word [ebp - 0x2a], cx
mov cx, word [eax + 8]
mov word [ebp - 0x28], cx
mov cx, word [eax + 4]
mov word [ebp - 0x26], cx
mov ax, word [eax]
and word [ebp - 0x22], 0
mov word [ebp - 0x24], ax
lea eax, [ebp - 0x10]
push eax
lea eax, [ebp - 0x30]
push eax
call esi
test eax, eax
je 0x7c030842
lea eax, [ebp - 0x20]
push eax
lea eax, [ebp - 0x10]
push eax
call dword [sym.imp.kernel32.dll_LocalFileTimeToFileTime]
test eax, eax
je 0x7c030842
lea eax, [ebp - 0x18]
push eax
lea eax, [ebp - 0x20]
push eax
push 0
push dword [ebp + 8]
call sym.MSVCR70.dll__get_osfhandle
pop ecx
push eax
call dword [sym.imp.kernel32.dll_SetFileTime]
test eax, eax
je 0x7c030842
xor eax, eax
jmp 0x7c030850
call sym.MSVCR70.dll__errno
mov dword [eax], 0x16
or eax, 0xffffffff
pop esi
pop edi
leave
ret
Function at 0x7c03088b
Capabilities:
Timestomp file

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x38
push edi
mov edi, dword [ebp + 0xc]
test edi, edi
jne 0x7c0308b2
lea eax, [ebp - 0x30]
push eax
call fcn.7c01004d
mov eax, dword [ebp - 0x30]
mov dword [ebp - 0x38], eax
mov eax, dword [ebp - 0x2c]
pop ecx
mov dword [ebp - 0x34], eax
lea edi, [ebp - 0x38]
lea eax, [edi + 8]
push eax
call fcn.7c01004d
test eax, eax
pop ecx
jne 0x7c0308d3
call sym.MSVCR70.dll__errno
mov dword [eax], 0x16
or eax, 0xffffffff
jmp 0x7c0309d4
mov cx, word [eax + 0x14]
add cx, 0x76c
mov word [ebp - 0x28], cx
mov cx, word [eax + 0x10]
inc cx
mov word [ebp - 0x26], cx
mov cx, word [eax + 0xc]
mov word [ebp - 0x22], cx
mov cx, word [eax + 8]
mov word [ebp - 0x20], cx
mov cx, word [eax + 4]
mov word [ebp - 0x1e], cx
mov ax, word [eax]
and word [ebp - 0x1a], 0
push esi
mov esi, dword [sym.imp.kernel32.dll_SystemTimeToFileTime]
mov word [ebp - 0x1c], ax
lea eax, [ebp - 8]
push eax
lea eax, [ebp - 0x28]
push eax
call esi
test eax, eax
je 0x7c0309c5
lea eax, [ebp - 0x10]
push eax
lea eax, [ebp - 8]
push eax
call dword [sym.imp.kernel32.dll_LocalFileTimeToFileTime]
test eax, eax
je 0x7c0309c5
push edi
call fcn.7c01004d
test eax, eax
pop ecx
je 0x7c0309c5
mov cx, word [eax + 0x14]
add cx, 0x76c
mov word [ebp - 0x28], cx
mov cx, word [eax + 0x10]
inc cx
mov word [ebp - 0x26], cx
mov cx, word [eax + 0xc]
mov word [ebp - 0x22], cx
mov cx, word [eax + 8]
mov word [ebp - 0x20], cx
mov cx, word [eax + 4]
mov word [ebp - 0x1e], cx
mov ax, word [eax]
and word [ebp - 0x1a], 0
mov word [ebp - 0x1c], ax
lea eax, [ebp - 8]
push eax
lea eax, [ebp - 0x28]
push eax
call esi
test eax, eax
je 0x7c0309c5
lea eax, [ebp - 0x18]
push eax
lea eax, [ebp - 8]
push eax
call dword [sym.imp.kernel32.dll_LocalFileTimeToFileTime]
test eax, eax
je 0x7c0309c5
lea eax, [ebp - 0x10]
push eax
lea eax, [ebp - 0x18]
push eax
push 0
push dword [ebp + 8]
call sym.MSVCR70.dll__get_osfhandle
pop ecx
push eax
call dword [sym.imp.kernel32.dll_SetFileTime]
test eax, eax
je 0x7c0309c5
xor eax, eax
jmp 0x7c0309d3
call sym.MSVCR70.dll__errno
mov dword [eax], 0x16
or eax, 0xffffffff
pop esi
pop edi
leave
ret
Function at 0x41dcc0
Capabilities:
Enumerate files on windows

Disassembly:
push 0xffffffffffffffff
push 0x49c7ab
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.00490d3c
mov ecx, dword [esp + 8]
mov dword [esp + 0x190], 0
mov eax, dword [ecx - 8]
test eax, eax
je 0x41dd42
lea edx, [esp + 0x10]
push 1
push edx
lea ecx, [esp + 0x10]
call fcn.0048e3c0
mov eax, dword [eax]
push 0x507d08
push eax
call fcn.004803e4
add esp, 8
lea ecx, [esp + 0x10]
test eax, eax
setne bl
call fcn.00490fc7
test bl, bl
je 0x41dd42
push 0x507d08
lea ecx, [esp + 0xc]
call fcn.00491357
push 0x507d14
lea ecx, [esp + 0xc]
call fcn.00491357
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 0x41dd7e
lea ecx, [esp + 8]
mov dword [esp + 0x190], eax
call fcn.00490fc7
jmp 0x41de49
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 0x41de02
lea edx, [esp + 0x7c]
push 0x507d10
push edx
call fcn.004803e4
add esp, 8
test eax, eax
je 0x41de02
lea eax, [esp + 0x7c]
push 0x507d0c
push eax
call fcn.004803e4
add esp, 8
test eax, eax
je 0x41de02
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 0x41dd92
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.00490fc7
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 0x41e640
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 0x41e6a2
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 0x41e6b0
Capabilities:
Create process on windows

Disassembly:
push 0xffffffffffffffff
push 0x49c82b
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x20c
mov eax, dword [0x5135b0]
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 0x41e7e8
mov ecx, dword [edi + 0x48]
lea esi, [edi + 0x48]
mov eax, dword [ecx - 8]
test eax, eax
jne 0x41e716
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.00490fc7
xor eax, eax
jmp 0x41e85f
push str.mailto:
lea ecx, [esp + 0xc]
call fcn.00491104
push esi
lea ecx, [esp + 0xc]
call fcn.00491393
mov ecx, dword [esp + 8]
push ebx
push ebp
mov ebp, dword [esp + 0x22c]
push ebp
push 0
push 0
push ecx
push 0x507d48
push 0
call dword [sym.imp.SHELL32.dll_ShellExecuteA]
mov esi, eax
cmp esi, 0x20
ja 0x41e83d
lea edx, [esp + 0x14]
mov ecx, edi
push edx
push str..htm
push closesocket
call fcn.0041e640
test eax, eax
jne 0x41e83d
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.0041e640
test eax, eax
jne 0x41e83d
lea eax, [esp + 0x14]
push 0x507d24
push eax
call fcn.00481460
mov esi, eax
add esp, 8
test esi, esi
jne 0x41e81c
lea ecx, [esp + 0x14]
push 0x507d20
push ecx
call fcn.004813e0
mov esi, eax
add esp, 8
test esi, esi
jne 0x41e81c
lea edx, [esp + 0x14]
push edx
call dword [sym.imp.KERNEL32.dll_lstrlenA]
lea esi, [esp + eax + 0x13]
jmp 0x41e81f
lea edx, [edi + 0x4c]
lea ecx, [esp + 8]
push edx
call fcn.004910b4
mov eax, dword [esp + 8]
mov ecx, dword [eax - 8]
test ecx, ecx
jne 0x41e72e
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.00490fc7
xor eax, eax
jmp 0x41e85f
mov byte [esi], 0
push 0x507d1c
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.00490fc7
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 0x430240
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 0x4302ae
cmp si, 0x69
ja 0x4302ae
add esi, 0xffd0
cmp si, 0x11
je 0x43027e
push 0x11
call edi
test ax, ax
jge 0x43027e
or esi, 0x2000
cmp si, 0x10
je 0x430293
push 0x10
call edi
test ax, ax
jge 0x430293
or esi, 0x4000
cmp si, 0x12
je 0x4302a8
push 0x12
call edi
test ax, ax
jge 0x4302a8
or esi, 0x8000
mov ax, si
pop edi
pop esi
ret
cmp si, 0x6d
jne 0x4302bb
mov esi, 0xbd
jmp 0x43026f
cmp si, 0x6e
jne 0x4302c8
mov esi, 0xbe
jmp 0x43026f
cmp si, 0x6f
jne 0x430269
mov esi, 0xbf
jmp 0x43026f

Function at 0x431c60
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push ecx
mov eax, dword [0x523e80]
xor edx, edx
cmp eax, edx
jne 0x431c86
xor eax, eax
mov byte [eax + 0x523d80], al
inc eax
cmp eax, 0x100
jl 0x431c6e
mov dword [0x523e80], 1
mov eax, dword [esp + 0xc]
push ebx
mov ebx, dword [esp + 0x14]
push esi
push edi
mov ecx, 0x40
mov esi, 0x523d80
mov edi, ebx
rep movsd dword es:[edi], dword [esi]
cmp eax, edx
mov byte [ebx + 0x100], dl
mov byte [ebx + 0x101], dl
jle 0x431d17
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 0x431cea
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 0x431cb8
pop ebp
pop edi
pop esi
pop ebx
pop ecx
ret

Function at 0x431d90
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 0x431de3
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 0x431dca
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