joyce8/EMBER2024-capa huggingface dataset:
Function at 0x61292c
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push ecx
mov eax, dword [0x52477c]
xor edx, edx
cmp eax, edx
jne 0x612952
xor eax, eax
mov byte [eax + 0x52467c], al
inc eax
cmp eax, 0x100
jl 0x61293a
mov dword [0x52477c], 1
mov eax, dword [esp + 0xc]
push ebx
mov ebx, dword [esp + 0x14]
push esi
push edi
mov ecx, 0x40
mov esi, 0x52467c
mov edi, ebx
rep movsd dword es:[edi], dword [esi]
cmp eax, edx
mov byte [ebx + 0x100], dl
mov byte [ebx + 0x101], dl
jle 0x6129e3
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 0x6129b6
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 0x612984
pop ebp
pop edi
pop esi
pop ebx
pop ecx
ret

Function at 0x6129ec
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 0x612a3f
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 0x612a26
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

Function at 0x6193fc
Capabilities:
Access peb ldr_data

Disassembly:
push 0xffffffffffffffff
push 0x4a066e
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
push ecx
mov eax, dword [esp + 0x18]
push esi
push edi
mov edi, ecx
mov ecx, dword [esp + 0x1c]
push eax
push ecx
mov ecx, edi
mov dword [esp + 0x10], edi
call fcn.00619d1c
push 0x10
mov dword [esp + 0x18], 0
mov dword [edi], 0x4d601c
call fcn.00638bce
mov esi, eax
add esp, 4
mov dword [esp + 0x20], esi
mov al, 1
test esi, esi
mov byte [esp + 0x14], al
je 0x61948f
push 4
mov byte [esi + 8], al
mov dword [esi], 0
mov dword [esi + 4], 0
call fcn.00638bce
add esp, 4
mov dword [esp + 0x1c], eax
test eax, eax
mov byte [esp + 0x14], 2
je 0x619488
push 0
mov ecx, eax
call fcn.0061056c
mov dword [esi + 0xc], eax
jmp 0x619491
xor eax, eax
mov dword [esi + 0xc], eax
jmp 0x619491
xor esi, esi
mov ecx, dword [esp + 0xc]
mov dword [edi + 0x30], esi
mov dword [edi + 0x34], 0
mov eax, edi
pop edi
pop esi
mov dword fs:[0], ecx
add esp, 0x10
ret 8
Function at 0x6a90ff
Capabilities:
Encode data using xor

Disassembly:
push 1
pop ecx
cmp dword [esp + 8], ecx
jl 0x6a911f
mov eax, dword [esp + 4]
mov edx, ecx
and edx, 3
mov dl, byte [esp + edx + 0xc]
xor byte [eax], dl
inc ecx
inc eax
cmp ecx, dword [esp + 8]
jle 0x6a910c
ret
Function at 0x401327
Capabilities:
Encode data using xor

Disassembly:
sub esp, 0xc
push ebx
push ebp
push esi
mov esi, ecx
push edi
lea ebp, [esi + 0x10]
mov edi, dword [ebp]
mov ebx, edi
xor ebx, 0x14d
mov dword [esp + 0x18], ebp
cmp dword [esi + 0x14], 0x10
jb 0x40134a
mov esi, dword [esi]
shr edi, 2
push esi
push edi
push str._x_and__p
mov dword [esp + 0x20], edi
call fcn.00401026
add esp, 0xc
test edi, edi
je 0x4013a7
mov ebp, esi
push 4
lea eax, [esp + 0x14]
push ebp
push eax
call fcn.004078d0
imul ecx, dword [esp + 0x1c], 0x5bd1e991
add esp, 0xc
imul ebx, ebx, 0x5bd1e991
add ebp, 4
mov eax, ecx
shr eax, 0x18
xor eax, ecx
imul eax, eax, 0x5bd1e991
xor ebx, eax
mov dword [esp + 0x10], eax
sub edi, 1
jne 0x401366
mov edi, dword [esp + 0x14]
mov ebp, dword [esp + 0x18]
mov eax, dword [ebp]
xor ecx, ecx
and eax, 3
sub eax, 1
je 0x4013d0
sub eax, 1
je 0x4013c6
sub eax, 1
jne 0x4013de
movsx ecx, byte [esi + edi*4 + 2]
shl ecx, 0x10
movsx eax, byte [esi + edi*4 + 1]
shl eax, 8
xor ecx, eax
movsx eax, byte [esi + edi*4]
xor eax, ecx
imul eax, eax, 0x5bd1e991
xor ebx, eax
mov eax, ebx
shr eax, 0xd
xor eax, ebx
imul ecx, eax, 0x5bd1e991
pop edi
pop esi
pop ebp
pop ebx
mov eax, ecx
shr eax, 0xf
xor eax, ecx
add esp, 0xc
ret
Function at 0x40688e
Capabilities:
Access peb ldr_data
Get kernel32 base address

Disassembly:
push esi
push edi
mov eax, 0x1a1
cmp eax, 0x24
ja 0x40689c
call 0x8566885
mov al, byte [0x8b640041]
cmp eax, 0x30
call dword [sym.imp.KERNEL32.dll_FreeConsole]
mov edi, dword fs:[0x30]
mov edi, dword [edi + 0xc]
mov esi, dword [edi + 0xc]
mov eax, dword [esi]
mov eax, dword [eax]
mov eax, dword [eax + 0x18]
mov dword [0x44ee30], eax
sub eax, eax
je 0x4068c1
jmp 0xa8cf5106
call 0x401154
call 0x406651
pop edi
xor eax, eax
pop esi
ret

Function at 0x407515
Capabilities:
Parse pe header

Disassembly:
push 0
call dword [sym.imp.KERNEL32.dll_GetModuleHandleW]
test eax, eax
je 0x407554
mov ecx, 0x5a4d
cmp word [eax], cx
jne 0x407554
mov ecx, dword [eax + 0x3c]
add ecx, eax
cmp dword [ecx], 0x4550
jne 0x407554
mov eax, 0x10b
cmp word [ecx + 0x18], ax
jne 0x407554
cmp dword [ecx + 0x74], 0xe
jbe 0x407554
cmp dword [ecx + 0xe8], 0
setne al
ret
xor al, al
ret

Function at 0x40d5eb
Capabilities:
Allocate thread local storage

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
push esi
push 0x41c2c8
push 0x41c2c0
push str.FlsAlloc
push 0x1e
call fcn.0040d4ac
mov esi, eax
add esp, 0x10
test esi, esi
je 0x40d61f
push dword [ebp + 8]
mov ecx, esi
call dword [0x41a120]
call esi
jmp 0x40d625
call dword [sym.imp.KERNEL32.dll_TlsAlloc]
pop esi
pop ebp
ret 4

Function at 0x40d669
Capabilities:
Get thread local storage value

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
push esi
push 0x41c2d8
push 0x41c2d0
push str.FlsGetValue
push 0x20
call fcn.0040d4ac
mov esi, eax
add esp, 0x10
test esi, esi
je 0x40d6a0
push dword [ebp + 8]
mov ecx, esi
call dword [0x41a120]
call esi
pop esi
pop ebp
ret 4
pop esi
pop ebp
jmp dword [sym.imp.KERNEL32.dll_TlsGetValue]
Function at 0x411105
Capabilities:
Query environment variable

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
push ecx
push ecx
push esi
call dword [sym.imp.KERNEL32.dll_GetEnvironmentStringsW]
mov esi, eax
test esi, esi
je 0x4111a2
push ebx
push esi
call fcn.004110ce
xor ebx, ebx
sub eax, esi
push ebx
push ebx
push ebx
push ebx
sar eax, 1
push eax
push esi
push ebx
push ebx
mov dword [ebp - 8], eax
call fcn.00411017
add esp, 0x24
mov dword [ebp - 4], eax
test eax, eax
jne 0x41114f
push esi
call dword [sym.imp.KERNEL32.dll_FreeEnvironmentStringsW]
xor eax, eax
jmp 0x4111a1
push edi
push eax
call fcn.0040dd9e
mov edi, eax
pop ecx
push ebx
test edi, edi
jne 0x41116f
call fcn.0040d33f
pop ecx
push esi
call dword [sym.imp.KERNEL32.dll_FreeEnvironmentStringsW]
xor eax, eax
jmp 0x4111a0
push ebx
push dword [ebp - 4]
push edi
push dword [ebp - 8]
push esi
push ebx
push ebx
call fcn.00411017
add esp, 0x20
test eax, eax
jne 0x41118e
push edi
call fcn.0040d33f
jmp 0x411196
push ebx
call fcn.0040d33f
mov ebx, edi
pop ecx
push esi
call dword [sym.imp.KERNEL32.dll_FreeEnvironmentStringsW]
mov eax, ebx
pop edi
pop ebx
pop esi
leave
ret
Function at 0x418a50
Capabilities:
Parse pe header

Disassembly:
push ebp
mov ebp, esp
mov eax, dword [ebp + 8]
mov ecx, 0x5a4d
cmp word [eax], cx
jne 0x418a7d
mov ecx, dword [eax + 0x3c]
add ecx, eax
cmp dword [ecx], 0x4550
jne 0x418a7d
mov edx, 0x10b
xor eax, eax
cmp word [ecx + 0x18], dx
sete al
pop ebp
ret
xor eax, eax
pop ebp
ret
Function at 0x506c10
Capabilities:
Packed with generic packer

Disassembly:
pushal
mov esi, section.UPX1
lea edi, [esi - 0xb5000]
push edi
or ebp, 0xffffffff
jmp 0x506c32
mov al, byte [esi]
inc esi
mov byte [edi], al
inc edi
add ebx, ebx
jne 0x506c39
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
jb 0x506c28
mov eax, 1
add ebx, ebx
jne 0x506c4b
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
adc eax, eax
add ebx, ebx
jae 0x506c5c
jne 0x506c7b
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
jb 0x506c7b
dec eax
add ebx, ebx
jne 0x506c68
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
adc eax, eax
jmp 0x506c40
add ebx, ebx
jne 0x506c77
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
adc ecx, ecx
jmp 0x506ccd
xor ecx, ecx
sub eax, 3
jb 0x506c93
shl eax, 8
mov al, byte [esi]
inc esi
xor eax, 0xffffffff
je 0x506d02
sar eax, 1
mov ebp, eax
jmp 0x506c9e
add ebx, ebx
jne 0x506c9e
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
jb 0x506c6c
inc ecx
add ebx, ebx
jne 0x506cac
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
jb 0x506c6c
add ebx, ebx
jne 0x506cb9
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
adc ecx, ecx
add ebx, ebx
jae 0x506cae
jne 0x506cca
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
jae 0x506cae
add ecx, 2
cmp ebp, 0xfffffb00
adc ecx, 2
lea edx, [edi + ebp]
cmp ebp, 0xfffffffc
jbe 0x506cec
mov al, byte [edx]
inc edx
mov byte [edi], al
inc edi
dec ecx
jne 0x506cde
jmp 0x506c2e
mov eax, dword [edx]
add edx, 4
mov dword [edi], eax
add edi, 4
sub ecx, 4
ja 0x506cec
add edi, ecx
jmp 0x506c2e
pop esi
mov edi, esi
mov ecx, 0x49eb
mov al, byte [edi]
inc edi
sub al, 0xe8
cmp al, 1
ja 0x506d0a
cmp byte [edi], 0x14
jne 0x506d0a
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 al, bl
loop 0x506d0f
lea edi, [esi + 0x103000]
mov eax, dword [edi]
or eax, eax
je 0x506d7e
mov ebx, dword [edi + 4]
lea eax, [eax + esi + 0x11faa8]
add ebx, esi
push eax
add edi, 8
call dword [esi + 0x11fb98]
xchg ebp, eax
mov al, byte [edi]
inc edi
or al, al
je 0x506d3c
mov ecx, edi
push edi
dec eax
repne scasb al, byte es:[edi]
push ebp
call dword [esi + 0x11fb9c]
or eax, eax
je 0x506d78
mov dword [ebx], eax
add ebx, 4
jmp 0x506d59
call dword [esi + 0x11fbac]
mov ebp, dword [esi + 0x11fba0]
lea edi, [esi - 0x1000]
mov ebx, 0x1000
push eax
push esp
push 4
push ebx
push edi
call ebp
lea eax, [edi + 0x21f]
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 0x506db2
sub esp, 0xffffff80
jmp 0x4a57fc
Function at 0x420b5b
Capabilities:
Parse pe header

Disassembly:
push 0
call dword [sym.imp.KERNEL32.dll_GetModuleHandleW]
test eax, eax
je 0x420b9a
mov ecx, 0x5a4d
cmp word [eax], cx
jne 0x420b9a
mov ecx, dword [eax + 0x3c]
add ecx, eax
cmp dword [ecx], 0x4550
jne 0x420b9a
mov eax, 0x10b
cmp word [ecx + 0x18], ax
jne 0x420b9a
cmp dword [ecx + 0x74], 0xe
jbe 0x420b9a
cmp dword [ecx + 0xe8], 0
setne al
ret
xor al, al
ret

Function at 0x433310
Capabilities:
Parse pe header

Disassembly:
push ebp
mov ebp, esp
mov eax, dword [ebp + 8]
mov ecx, 0x5a4d
cmp word [eax], cx
jne 0x43333d
mov ecx, dword [eax + 0x3c]
add ecx, eax
cmp dword [ecx], 0x4550
jne 0x43333d
mov edx, 0x10b
xor eax, eax
cmp word [ecx + 0x18], dx
sete al
pop ebp
ret
xor eax, eax
pop ebp
ret

Function at 0x430000
Capabilities:
Encode data using xor

Disassembly:
pushal
nop
nop
nop
nop
nop
call 0x43000c
nop
nop
nop
nop
pop eax
nop
add eax, 0x403d6f
nop
sub eax, 0x403d15
nop
mov ebx, dword [eax]
nop
nop
nop
nop
mov ecx, dword [eax + 4]
nop
nop
nop
nop
nop
nop
mov edx, dword [eax + 8]
nop
xor dword [ebx], edx
nop
nop
nop
add ebx, 4
nop
nop
nop
nop
cmp ebx, ecx
nop
nop
nop
nop
jl 0x430030
nop
nop
nop
nop
add eax, 0xc
nop
nop
nop
cmp dword [eax], 0
nop
nop
nop
jne 0x43001e
nop
nop
nop
nop
nop
nop
popal
nop
nop
jmp loc.00401219
Function at 0x41a880
Capabilities:
Enumerate files on windows

Disassembly:
push 0xffffffffffffffff
push 0x486fdb
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.0047952e
mov ecx, dword [esp + 8]
mov dword [esp + 0x190], 0
mov eax, dword [ecx - 8]
test eax, eax
je 0x41a902
lea edx, [esp + 0x10]
push 1
push edx
lea ecx, [esp + 0x10]
call fcn.00476f1d
mov eax, dword [eax]
push 0x4b9230
push eax
call fcn.00468f14
add esp, 8
lea ecx, [esp + 0x10]
test eax, eax
setne bl
call fcn.004797b9
test bl, bl
je 0x41a902
push 0x4b9230
lea ecx, [esp + 0xc]
call fcn.00479b95
push 0x4bcda4
lea ecx, [esp + 0xc]
call fcn.00479b95
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 0x41a93e
lea ecx, [esp + 8]
mov dword [esp + 0x190], eax
call fcn.004797b9
jmp 0x41aa09
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 0x41a9c2
lea edx, [esp + 0x7c]
push 0x4bcda0
push edx
call fcn.00468f14
add esp, 8
test eax, eax
je 0x41a9c2
lea eax, [esp + 0x7c]
push 0x4bcd9c
push eax
call fcn.00468f14
add esp, 8
test eax, eax
je 0x41a9c2
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 0x41a952
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.004797b9
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 0x41b220
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 0x41b282
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 0x41b290
Capabilities:
Create process on windows

Disassembly:
push 0xffffffffffffffff
push 0x48705b
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x20c
mov eax, dword [0x4c4070]
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 0x41b3c8
mov ecx, dword [edi + 0x48]
lea esi, [edi + 0x48]
mov eax, dword [ecx - 8]
test eax, eax
jne 0x41b2f6
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.004797b9
xor eax, eax
jmp 0x41b43f
push str.mailto:
lea ecx, [esp + 0xc]
call fcn.00479942
push esi
lea ecx, [esp + 0xc]
call fcn.00479bd1
mov ecx, dword [esp + 8]
push ebx
push ebp
mov ebp, dword [esp + 0x22c]
push ebp
push 0
push 0
push ecx
push 0x4bcddc
push 0
call dword [sym.imp.SHELL32.dll_ShellExecuteA]
mov esi, eax
cmp esi, 0x20
ja 0x41b41d
lea edx, [esp + 0x14]
mov ecx, edi
push edx
push str..htm
push accept
call fcn.0041b220
test eax, eax
jne 0x41b41d
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 accept
mov ecx, edi
call fcn.0041b220
test eax, eax
jne 0x41b41d
lea eax, [esp + 0x14]
push 0x4bcdb8
push eax
call fcn.00469ff0
mov esi, eax
add esp, 8
test esi, esi
jne 0x41b3fc
lea ecx, [esp + 0x14]
push 0x4bcdb4
push ecx
call fcn.00469f70
mov esi, eax
add esp, 8
test esi, esi
jne 0x41b3fc
lea edx, [esp + 0x14]
push edx
call dword [sym.imp.KERNEL32.dll_lstrlenA]
lea esi, [esp + eax + 0x13]
jmp 0x41b3ff
lea edx, [edi + 0x4c]
lea ecx, [esp + 8]
push edx
call fcn.004798f2
mov eax, dword [esp + 8]
mov ecx, dword [eax - 8]
test ecx, ecx
jne 0x41b30e
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.004797b9
xor eax, eax
jmp 0x41b43f
mov byte [esi], 0
push 0x4bcdb0
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.004797b9
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 0x42d280
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 0x42d2ee
cmp si, 0x69
ja 0x42d2ee
add esi, 0xffd0
cmp si, 0x11
je 0x42d2be
push 0x11
call edi
test ax, ax
jge 0x42d2be
or esi, 0x2000
cmp si, 0x10
je 0x42d2d3
push 0x10
call edi
test ax, ax
jge 0x42d2d3
or esi, 0x4000
cmp si, 0x12
je 0x42d2e8
push 0x12
call edi
test ax, ax
jge 0x42d2e8
or esi, 0x8000
mov ax, si
pop edi
pop esi
ret
cmp si, 0x6d
jne 0x42d2fb
mov esi, 0xbd
jmp 0x42d2af
cmp si, 0x6e
jne 0x42d308
mov esi, 0xbe
jmp 0x42d2af
cmp si, 0x6f
jne 0x42d2a9
mov esi, 0xbf
jmp 0x42d2af

Function at 0x42eab0
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push ecx
mov eax, dword [0x4d4ed8]
xor edx, edx
cmp eax, edx
jne 0x42ead6
xor eax, eax
mov byte [eax + 0x4d4dd8], al
inc eax
cmp eax, 0x100
jl 0x42eabe
mov dword [0x4d4ed8], 1
mov eax, dword [esp + 0xc]
push ebx
mov ebx, dword [esp + 0x14]
push esi
push edi
mov ecx, 0x40
mov esi, 0x4d4dd8
mov edi, ebx
rep movsd dword es:[edi], dword [esi]
cmp eax, edx
mov byte [ebx + 0x100], dl
mov byte [ebx + 0x101], dl
jle 0x42eb67
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 0x42eb3a
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 0x42eb08
pop ebp
pop edi
pop esi
pop ebx
pop ecx
ret

Function at 0x42ebe0
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 0x42ec33
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 0x42ec1a
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
Function at 0x435670
Capabilities:
Enumerate pe sections

Disassembly:
sub esp, 0x18
mov eax, dword [esp + 0x1c]
push ebx
push ebp
push esi
xor esi, esi
xor ecx, ecx
mov si, word [eax + 8]
mov cx, word [eax + 4]
xor ebp, ebp
xor edx, edx
mov bp, word [eax + 0xa]
mov dx, word [eax + 6]
sub esi, ecx
sub ebp, edx
inc esi
xor ebx, ebx
inc ebp
cmp esi, ebx
mov dword [esp + 0x14], esi
jle 0x435808
cmp ebp, ebx
jle 0x435808
mov eax, esi
push edi
cdq
and edx, 7
add eax, edx
mov edi, eax
mov eax, esi
sar edi, 3
and eax, reloc.OLEAUT32.dll_VariantInit
mov dword [esp + 0x10], edi
jns 0x4356ce
dec eax
or eax, 0xfffffff8
inc eax
je 0x4356d5
inc edi
mov dword [esp + 0x10], edi
mov ecx, edi
and ecx, reloc.WS2_32.dll_accept
jns 0x4356e4
dec ecx
or ecx, 0xfffffffe
inc ecx
je 0x4356eb
inc edi
mov dword [esp + 0x10], edi
push 0x18
call fcn.004794fa
add esp, 4
cmp eax, ebx
je 0x43570c
mov dword [eax], ebx
mov dword [eax + 4], ebx
mov dword [eax + 8], ebx
mov dword [eax + 0xc], ebx
mov dword [eax + 0x10], ebx
mov dword [eax + 0x14], ebx
mov ebx, eax
mov eax, edi
mov dword [esp + 0x14], ebx
imul eax, ebp
push eax
mov dword [ebx], 7
mov dword [ebx + 4], esi
mov dword [ebx + 8], ebp
mov dword [ebx + 0x14], eax
call fcn.004794fa
mov ecx, dword [ebx + 0x14]
mov edi, eax
mov edx, ecx
xor eax, eax
shr ecx, 2
mov dword [ebx + 0x10], edi
add esp, 4
rep stosd dword es:[edi], eax
mov ecx, edx
and ecx, 3
rep stosb byte es:[edi], al
mov eax, dword [esp + 0x2c]
test ebp, ebp
lea edx, [eax + 0x80]
jle 0x4357fe
xor eax, eax
mov dword [esp + 0x20], ebp
mov dword [esp + 0x1c], eax
mov ebp, dword [ebx + 0x10]
xor ecx, ecx
add ebp, eax
mov dword [esp + 0x2c], ecx
test esi, esi
jle 0x4357e5
mov al, byte [edx]
cmp al, 0xc0
jbe 0x4357d1
and eax, 0xff
sub eax, 0xc0
inc edx
mov esi, eax
mov dword [esp + 0x24], edx
cmp esi, 1
jle 0x4357c6
xor eax, eax
mov ecx, esi
mov al, byte [edx]
mov edx, ecx
mov bl, al
mov edi, ebp
mov bh, bl
dec esi
mov eax, ebx
shl eax, 0x10
mov ax, bx
mov ebx, dword [esp + 0x14]
shr ecx, 2
rep stosd dword es:[edi], eax
mov ecx, edx
mov edx, dword [esp + 0x24]
and ecx, 3
add ebp, esi
rep stosb byte es:[edi], al
mov eax, dword [esp + 0x2c]
lea ecx, [eax + esi*8]
mov esi, dword [esp + 0x18]
jmp 0x4357d4
mov al, byte [edx]
mov esi, dword [esp + 0x18]
mov byte [ebp], al
jmp 0x4357d4
mov byte [ebp], al
inc ebp
add ecx, 8
inc edx
cmp ecx, esi
mov dword [esp + 0x2c], ecx
jl 0x435770
mov eax, dword [esp + 0x1c]
mov edi, dword [esp + 0x10]
mov ecx, dword [esp + 0x20]
add eax, edi
dec ecx
mov dword [esp + 0x1c], eax
mov dword [esp + 0x20], ecx
jne 0x435761
pop edi
pop esi
mov eax, ebx
pop ebp
pop ebx
add esp, 0x18
ret
pop esi
pop ebp
xor eax, eax
pop ebx
add esp, 0x18
ret
Function at 0x438830
Capabilities:
Access peb ldr_data

Disassembly:
mov eax, dword fs:[0]
push 0xffffffffffffffff
push 0x488768
push eax
mov dword fs:[0], esp
sub esp, 0x28
push esi
push edi
mov edi, dword [esp + 0x44]
mov esi, ecx
test edi, edi
jne 0x438869
pop edi
xor eax, eax
pop esi
mov ecx, dword [esp + 0x28]
mov dword fs:[0], ecx
add esp, 0x34
ret 0x24
push 0x400
lea ecx, [esp + 0xc]
call fcn.00480fd3
mov eax, dword [esp + 0x40]
push 0
push edi
push eax
lea ecx, [esp + 0x14]
mov dword [esp + 0x44], 0
call fcn.0048105b
mov ecx, dword [esp + 0x60]
mov edx, dword [esp + 0x5c]
mov eax, dword [esp + 0x58]
push ecx
mov ecx, dword [esp + 0x58]
push edx
mov edx, dword [esp + 0x58]
push eax
mov eax, dword [esp + 0x58]
push ecx
mov ecx, dword [esp + 0x58]
push edx
push eax
lea edx, [esp + 0x20]
push ecx
push edx
mov ecx, esi
call fcn.004388f0
lea ecx, [esp + 8]
mov esi, eax
mov dword [esp + 0x38], 0xffffffff
call fcn.00481098
mov ecx, dword [esp + 0x30]
mov eax, esi
pop edi
pop esi
mov dword fs:[0], ecx
add esp, 0x34
ret 0x24