joyce8/EMBER2024-capa huggingface dataset:
Function at 0x572820
Capabilities:
Encode data using xor
Encrypt data using rc4 ksa
Manually build aes constants

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x808
mov eax, dword [0x6d005c]
xor eax, ebp
mov dword [ebp - 4], eax
push ebx
push esi
xor ecx, ecx
mov eax, 1
push edi
lea ecx, [ecx]
mov edx, eax
and dl, 0x80
movsx edx, dl
neg edx
sbb edx, edx
lea esi, [eax + eax]
and edx, 0x1b
mov dword [ebp + ecx*4 - 0x804], eax
mov dword [ebp + eax*4 - 0x404], ecx
xor edx, esi
xor eax, edx
inc ecx
and eax, 0xff
cmp ecx, 0x100
jl 0x572840
mov eax, 1
mov ecx, 0x70d880
lea esp, [esp]
mov edx, eax
and dl, 0x80
movsx edx, dl
neg edx
sbb edx, edx
mov dword [ecx], eax
add eax, eax
and edx, 0x1b
xor eax, edx
add ecx, 4
and eax, 0xff
cmp ecx, 0x70d8a8
jl 0x572880
mov byte [0x70f9a8], 0x63
mov byte [0x70e90b], 0
mov ebx, 1
jmp 0x5728c0
mov ecx, dword [ebp + ebx*4 - 0x404]
add ecx, ecx
add ecx, ecx
lea edx, [ebp - 0x408]
sub edx, ecx
mov eax, dword [edx]
mov ecx, eax
sar ecx, 7
lea edx, [eax + eax]
or ecx, edx
and ecx, 0xff
xor eax, ecx
mov edx, ecx
sar edx, 7
add ecx, ecx
or edx, ecx
and edx, 0xff
xor eax, edx
mov ecx, edx
add edx, edx
sar ecx, 7
or ecx, edx
and ecx, 0xff
xor eax, ecx
mov edx, ecx
sar edx, 7
add ecx, ecx
or edx, ecx
xor edx, 0x63
and edx, 0xff
xor eax, edx
mov byte [ebx + 0x70f9a8], al
mov byte [eax + 0x70e8a8], bl
inc ebx
cmp ebx, 0x100
jl 0x5728c0
xor ecx, ecx
movzx esi, byte [ecx + 0x70f9a8]
mov edx, esi
and dl, 0x80
movsx edx, dl
neg edx
sbb edx, edx
and edx, 0x1b
lea eax, [esi + esi]
xor edx, eax
and edx, 0xff
mov eax, edx
xor eax, esi
shl eax, 8
xor eax, esi
shl eax, 8
xor eax, esi
shl eax, 8
xor eax, edx
mov dword [ecx*4 + 0x70f5a8], eax
rol eax, 8
mov dword [ecx*4 + 0x70f1a8], eax
rol eax, 8
mov dword [ecx*4 + 0x70eda8], eax
rol eax, 8
mov dword [ecx*4 + 0x70e9a8], eax
movzx eax, byte [ecx + 0x70e8a8]
test eax, eax
je 0x572a02
mov esi, dword [ebp + eax*4 - 0x404]
mov edx, dword [ebp - 0x3cc]
lea eax, [esi + edx]
cdq
mov edi, 0xff
idiv edi
mov eax, dword [ebp + edx*4 - 0x804]
mov edx, dword [ebp - 0x3e0]
mov dword [ebp - 0x808], eax
lea eax, [esi + edx]
cdq
idiv edi
mov eax, dword [ebp - 0x3d0]
add eax, esi
mov ebx, dword [ebp + edx*4 - 0x804]
cdq
idiv edi
mov edi, dword [ebp + edx*4 - 0x804]
mov edx, dword [ebp - 0x3d8]
lea eax, [esi + edx]
cdq
mov esi, 0xff
idiv esi
mov eax, dword [ebp - 0x808]
mov edx, dword [ebp + edx*4 - 0x804]
jmp 0x572a0a
xor eax, eax
xor ebx, ebx
xor edi, edi
xor edx, edx
shl edx, 8
xor edx, edi
shl edx, 8
xor edx, ebx
shl edx, 8
xor edx, eax
mov dword [ecx*4 + 0x70e4a8], edx
rol edx, 8
mov dword [ecx*4 + 0x70e0a8], edx
rol edx, 8
mov dword [ecx*4 + 0x70dca8], edx
rol edx, 8
mov dword [ecx*4 + 0x70d8a8], edx
inc ecx
cmp ecx, 0x100
jl 0x572934
mov ecx, dword [ebp - 4]
pop edi
pop esi
xor ecx, ebp
pop ebx
call fcn.0057a0a3
mov esp, ebp
pop ebp
ret
Function at 0x572a60
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x11c
mov eax, dword [0x6d005c]
xor eax, ebp
mov dword [ebp - 4], eax
mov edx, dword [ebp + 0x10]
mov ecx, dword [ebp + 0xc]
mov eax, edx
sub eax, 0x80
push edi
mov edi, dword [ebp + 8]
je 0x572aa4
sub eax, 0x40
je 0x572a9c
sub eax, 0x40
jne 0x572c64
mov dword [edi], 0xe
jmp 0x572aaa
mov dword [edi], 0xc
jmp 0x572aaa
mov dword [edi], 0xa
push esi
push edx
push ecx
lea eax, [ebp - 0x11c]
lea esi, [edi + 8]
push eax
mov dword [edi + 4], esi
call fcn.005722c0
mov eax, dword [ebp - 0x11c]
shl eax, 4
add eax, dword [ebp - 0x118]
add esp, 0xc
mov ecx, dword [eax]
mov dword [esi], ecx
mov edx, dword [eax + 4]
mov dword [esi + 4], edx
mov ecx, dword [eax + 8]
mov dword [esi + 8], ecx
mov edx, dword [eax + 0xc]
mov dword [esi + 0xc], edx
mov ecx, dword [edi]
dec ecx
add esi, 0x10
sub eax, 0x10
test ecx, ecx
jle 0x572c4d
jmp 0x572b00
movzx edx, byte [eax + 3]
movzx edx, byte [edx + 0x70f9a8]
mov edx, dword [edx*4 + 0x70d8a8]
movzx edi, byte [eax + 2]
movzx edi, byte [edi + 0x70f9a8]
xor edx, dword [edi*4 + 0x70dca8]
movzx edi, byte [eax + 1]
movzx edi, byte [edi + 0x70f9a8]
xor edx, dword [edi*4 + 0x70e0a8]
mov edi, dword [eax]
and edi, 0xff
movzx edi, byte [edi + 0x70f9a8]
xor edx, dword [edi*4 + 0x70e4a8]
dec ecx
mov dword [esi], edx
mov edx, dword [eax + 4]
movzx edi, byte [eax + 7]
movzx edi, byte [edi + 0x70f9a8]
and edx, 0xff
movzx edx, byte [edx + 0x70f9a8]
mov edx, dword [edx*4 + 0x70e4a8]
xor edx, dword [edi*4 + 0x70d8a8]
movzx edi, byte [eax + 6]
movzx edi, byte [edi + 0x70f9a8]
xor edx, dword [edi*4 + 0x70dca8]
movzx edi, byte [eax + 5]
movzx edi, byte [edi + 0x70f9a8]
xor edx, dword [edi*4 + 0x70e0a8]
add esi, 0x10
mov dword [esi - 0xc], edx
mov edx, dword [eax + 8]
movzx edi, byte [eax + 0xb]
movzx edi, byte [edi + 0x70f9a8]
and edx, 0xff
movzx edx, byte [edx + 0x70f9a8]
mov edx, dword [edx*4 + 0x70e4a8]
xor edx, dword [edi*4 + 0x70d8a8]
movzx edi, byte [eax + 0xa]
movzx edi, byte [edi + 0x70f9a8]
xor edx, dword [edi*4 + 0x70dca8]
movzx edi, byte [eax + 9]
movzx edi, byte [edi + 0x70f9a8]
xor edx, dword [edi*4 + 0x70e0a8]
sub eax, 0x10
mov dword [esi - 8], edx
mov edx, dword [eax + 0x1c]
movzx edi, byte [eax + 0x1f]
movzx edi, byte [edi + 0x70f9a8]
and edx, 0xff
movzx edx, byte [edx + 0x70f9a8]
mov edx, dword [edx*4 + 0x70e4a8]
xor edx, dword [edi*4 + 0x70d8a8]
movzx edi, byte [eax + 0x1e]
movzx edi, byte [edi + 0x70f9a8]
xor edx, dword [edi*4 + 0x70dca8]
movzx edi, byte [eax + 0x1d]
movzx edi, byte [edi + 0x70f9a8]
xor edx, dword [edi*4 + 0x70e0a8]
mov dword [esi - 4], edx
test ecx, ecx
jg 0x572b00
mov ecx, dword [eax]
mov dword [esi], ecx
mov edx, dword [eax + 4]
mov dword [esi + 4], edx
mov ecx, dword [eax + 8]
mov dword [esi + 8], ecx
mov edx, dword [eax + 0xc]
mov dword [esi + 0xc], edx
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
pop edi
call fcn.0057a0a3
mov esp, ebp
pop ebp
ret
Function at 0x573a60
Capabilities:
Read file on windows

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x730
mov eax, dword [0x6d005c]
xor eax, ebp
mov dword [ebp - 4], eax
mov eax, dword [ebp + 8]
push esi
mov esi, ecx
mov ecx, dword [ebp + 0xc]
mov dword [ebp - 0x72c], eax
mov dword [ebp - 0x730], ecx
test eax, eax
jne 0x573a9f
xor eax, eax
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0057a0a3
mov esp, ebp
pop ebp
ret 0x10
test ecx, ecx
je 0x573a8c
push ebx
push edi
push eax
push 1
lea eax, [ebp - 0x720]
push 1
push eax
call fcn.0057aa3b
push 0x200
xor ebx, ebx
lea ecx, [ebp - 0x604]
push ebx
push ecx
add esi, 0x10
call fcn.0057a0c0
lea edx, [ebp - 0x728]
push edx
push str._02X
push esi
call fcn.0057c042
add esp, 0x28
test eax, eax
jle 0x573b18
cmp ebx, 0x200
jge 0x573b18
mov al, byte [ebp - 0x728]
lea ecx, [ebp - 0x728]
push ecx
add esi, 2
push str._02X
mov byte [ebp + ebx - 0x604], al
push esi
inc ebx
call fcn.0057c042
add esp, 0xc
test eax, eax
jg 0x573ae6
push 0x100
lea edx, [ebp - 0x604]
push edx
lea eax, [ebp - 0x71c]
push eax
call fcn.00572a60
mov cl, byte [ebp + 0x14]
xor edi, edi
add esp, 0xc
mov byte [ebp - 0x71d], cl
cmp dword [ebp + 0x10], edi
jle 0x573c05
mov edx, dword [ebp - 0x72c]
push edx
push 0x10
lea eax, [ebp - 0x404]
push 1
push eax
call fcn.0057aa3b
add esp, 0x10
cmp eax, 0x10
jne 0x573c4d
lea ecx, [ebp - 0x404]
push ecx
mov edx, ecx
push edx
lea eax, [ebp - 0x71c]
push 0
push eax
call fcn.00572c80
mov ecx, dword [ebp - 0x730]
xor eax, eax
add esp, 0x10
xor dl, dl
mov byte [ebp - 0x71f], al
mov byte [ebp - 0x71e], al
lea esi, [ecx + edi + 1]
nop
mov cl, byte [ebp + eax - 0x404]
add byte [ebp - 0x71d], cl
mov byte [esi + eax - 1], cl
mov cl, byte [ebp + eax - 0x403]
add byte [ebp - 0x71e], cl
mov byte [esi + eax], cl
mov cl, byte [ebp + eax - 0x402]
add byte [ebp - 0x71f], cl
mov byte [esi + eax + 1], cl
mov cl, byte [ebp + eax - 0x401]
mov byte [esi + eax + 2], cl
add eax, 4
add dl, cl
cmp eax, 0x10
jl 0x573ba0
add dl, byte [ebp - 0x71f]
add edi, 0x10
add dl, byte [ebp - 0x71e]
add byte [ebp - 0x71d], dl
cmp edi, dword [ebp + 0x10]
jl 0x573b47
mov edx, dword [ebp - 0x72c]
push edx
push 1
lea eax, [ebp - 0x721]
push 1
push eax
call fcn.0057aa3b
mov al, byte [ebp - 0x720]
add esp, 0x10
cmp al, byte [ebp - 0x721]
jne 0x573c4d
cmp al, byte [ebp - 0x71d]
jne 0x573c4d
pop edi
pop ebx
mov eax, 1
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0057a0a3
mov esp, ebp
pop ebp
ret 0x10
push 0
push str.Error__
push str.Header_Version_Error__
push 0
call dword [sym.imp.USER32.dll_MessageBoxA]
mov ecx, dword [ebp - 4]
pop edi
pop ebx
xor ecx, ebp
xor eax, eax
pop esi
call fcn.0057a0a3
mov esp, ebp
pop ebp
ret 0x10

Function at 0x57a0a3
Capabilities:
Terminate process

Disassembly:
cmp ecx, dword [0x6d005c]
jne 0x57a0ad
repz ret
jmp fcn.0058105c
Function at 0x586b63
Capabilities:
Link many functions at runtime

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
sub esp, 0x24
mov eax, dword [0x6d005c]
xor eax, ebp
mov dword [ebp - 4], eax
mov eax, dword [ebp + 8]
push ebx
mov dword [ebp - 0x20], eax
mov eax, dword [ebp + 0xc]
push esi
push edi
mov dword [ebp - 0x1c], eax
call fcn.00580a55
and dword [ebp - 0x14], 0
cmp dword [0x70ff5c], 0
mov dword [ebp - 0x18], eax
jne 0x586c16
push str.USER32.DLL
call dword [sym.imp.KERNEL32.dll_LoadLibraryW]
mov ebx, eax
test ebx, ebx
je 0x586cbe
mov edi, dword [sym.imp.KERNEL32.dll_GetProcAddress]
push str.MessageBoxW
push ebx
call edi
test eax, eax
je 0x586cbe
mov esi, dword [sym.imp.KERNEL32.dll_EncodePointer]
push eax
call esi
push 0x5bc91c
push ebx
mov dword [0x70ff5c], eax
call edi
push eax
call esi
push str.GetLastActivePopup
push ebx
mov dword [0x70ff60], eax
call edi
push eax
call esi
push str.GetUserObjectInformationW
push ebx
mov dword [0x70ff64], eax
call edi
push eax
call esi
mov dword [0x70ff6c], eax
test eax, eax
je 0x586c16
push str.GetProcessWindowStation
push ebx
call edi
push eax
call esi
mov dword [0x70ff68], eax
mov eax, dword [0x70ff68]
mov ecx, dword [ebp - 0x18]
mov esi, dword [sym.imp.KERNEL32.dll_DecodePointer]
cmp eax, ecx
je 0x586c6f
cmp dword [0x70ff6c], ecx
je 0x586c6f
push eax
call esi
push dword [0x70ff6c]
mov edi, eax
call esi
mov ebx, eax
test edi, edi
je 0x586c6f
test ebx, ebx
je 0x586c6f
call edi
test eax, eax
je 0x586c66
lea ecx, [ebp - 0x24]
push ecx
push 0xc
lea ecx, [ebp - 0x10]
push ecx
push 1
push eax
call ebx
test eax, eax
je 0x586c66
test byte [ebp - 8], 1
jne 0x586c6f
or dword [ebp + 0x10], 0x200000
jmp 0x586ca2
mov eax, dword [0x70ff60]
cmp eax, dword [ebp - 0x18]
je 0x586ca2
push eax
call esi
test eax, eax
je 0x586ca2
call eax
mov dword [ebp - 0x14], eax
test eax, eax
je 0x586ca2
mov eax, dword [0x70ff64]
cmp eax, dword [ebp - 0x18]
je 0x586ca2
push eax
call esi
test eax, eax
je 0x586ca2
push dword [ebp - 0x14]
call eax
mov dword [ebp - 0x14], eax
push dword [0x70ff5c]
call esi
test eax, eax
je 0x586cbe
push dword [ebp + 0x10]
push dword [ebp - 0x1c]
push dword [ebp - 0x20]
push dword [ebp - 0x14]
call eax
jmp 0x586cc0
xor eax, eax
mov ecx, dword [ebp - 4]
pop edi
pop esi
xor ecx, ebp
pop ebx
call fcn.0057a0a3
leave
ret
Function at 0x10001ab4
Capabilities:
Allocate or change rwx memory
Execute shellcode via indirect call

Disassembly:
push ebp
mov ebp, esp
sub esp, 8
inc dword [0x100163d0]
cmp dword [0x100163d0], 0x1c
jne 0x10001b52
mov dword [ebp - 4], esp
mov eax, 0
mov dword [ebp - 8], eax
lea eax, [ebp - 8]
push eax
push 0x40
push 0x100
push dword [0x100163c8]
xor eax, eax
call dword [sym.imp.KERNEL32.DLL_VirtualProtect]
nop
nop
cmp dword [ebp - 4], esp
je 0x10001b0b
push 6
call fcn.10001c15
add esp, 4
mov dword [ebp - 4], esp
push 0
push 0x1c
mov eax, dword [0x100163bc]
test eax, eax
je 0x10001b24
add eax, 8
push eax
push dword [0x100163c8]
push dword [0x100163c0]
xor eax, eax
call dword [0x100163e0]
nop
nop
cmp dword [ebp - 4], esp
je 0x10001b4d
push 6
call fcn.10001c15
add esp, 4
call fcn.10001b56
mov esp, ebp
pop ebp
ret
Function at 0x4d5350
Capabilities:
Enumerate files on windows

Disassembly:
push 0xffffffffffffffff
push 0x5c985b
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.005ba57a
mov ecx, dword [esp + 8]
mov dword [esp + 0x190], 0
mov eax, dword [ecx - 8]
test eax, eax
je 0x4d53d2
lea edx, [esp + 0x10]
push 1
push edx
lea ecx, [esp + 0x10]
call fcn.005b6fbf
mov eax, dword [eax]
push 0x73d294
push eax
call fcn.005a7704
add esp, 8
lea ecx, [esp + 0x10]
test eax, eax
setne bl
call fcn.005ba805
test bl, bl
je 0x4d53d2
push 0x73d294
lea ecx, [esp + 0xc]
call fcn.005bab95
push 0x740e78
lea ecx, [esp + 0xc]
call fcn.005bab95
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 0x4d540e
lea ecx, [esp + 8]
mov dword [esp + 0x190], eax
call fcn.005ba805
jmp 0x4d54d9
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 0x4d5492
lea edx, [esp + 0x7c]
push 0x740e74
push edx
call fcn.005a7704
add esp, 8
test eax, eax
je 0x4d5492
lea eax, [esp + 0x7c]
push 0x740e70
push eax
call fcn.005a7704
add esp, 8
test eax, eax
je 0x4d5492
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 0x4d5422
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.005ba805
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 0x4d6bd0
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 0x4d6c32
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 0x4d6c40
Capabilities:
Create process on windows

Disassembly:
push 0xffffffffffffffff
push 0x5c99fb
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x20c
mov eax, dword [0x75e770]
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 0x4d6d78
mov ecx, dword [edi + 0x48]
lea esi, [edi + 0x48]
mov eax, dword [ecx - 8]
test eax, eax
jne 0x4d6ca6
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.005ba805
xor eax, eax
jmp 0x4d6def
push str.mailto:
lea ecx, [esp + 0xc]
call fcn.005ba942
push esi
lea ecx, [esp + 0xc]
call fcn.005babd1
mov ecx, dword [esp + 8]
push ebx
push ebp
mov ebp, dword [esp + 0x22c]
push ebp
push 0
push 0
push ecx
push 0x740ec0
push 0
call dword [sym.imp.SHELL32.dll_ShellExecuteA]
mov esi, eax
cmp esi, 0x20
ja 0x4d6dcd
lea edx, [esp + 0x14]
mov ecx, edi
push edx
push str..htm
push closesocket
call fcn.004d6bd0
test eax, eax
jne 0x4d6dcd
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.004d6bd0
test eax, eax
jne 0x4d6dcd
lea eax, [esp + 0x14]
push 0x740e9c
push eax
call fcn.005a8940
mov esi, eax
add esp, 8
test esi, esi
jne 0x4d6dac
lea ecx, [esp + 0x14]
push 0x740e98
push ecx
call fcn.005a88c0
mov esi, eax
add esp, 8
test esi, esi
jne 0x4d6dac
lea edx, [esp + 0x14]
push edx
call dword [sym.imp.KERNEL32.dll_lstrlenA]
lea esi, [esp + eax + 0x13]
jmp 0x4d6daf
lea edx, [edi + 0x4c]
lea ecx, [esp + 8]
push edx
call fcn.005ba8f2
mov eax, dword [esp + 8]
mov ecx, dword [eax - 8]
test ecx, ecx
jne 0x4d6cbe
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.005ba805
xor eax, eax
jmp 0x4d6def
mov byte [esi], 0
push 0x740e94
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.005ba805
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 0x4eb140
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 0x4eb1ae
cmp si, 0x69
ja 0x4eb1ae
add esi, 0xffd0
cmp si, 0x11
je 0x4eb17e
push 0x11
call edi
test ax, ax
jge 0x4eb17e
or esi, 0x2000
cmp si, 0x10
je 0x4eb193
push 0x10
call edi
test ax, ax
jge 0x4eb193
or esi, 0x4000
cmp si, 0x12
je 0x4eb1a8
push 0x12
call edi
test ax, ax
jge 0x4eb1a8
or esi, 0x8000
mov ax, si
pop edi
pop esi
ret
cmp si, 0x6d
jne 0x4eb1bb
mov esi, 0xbd
jmp 0x4eb16f
cmp si, 0x6e
jne 0x4eb1c8
mov esi, 0xbe
jmp 0x4eb16f
cmp si, 0x6f
jne 0x4eb169
mov esi, 0xbf
jmp 0x4eb16f

Function at 0x4eca50
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push ecx
mov eax, dword [0x76f4a0]
xor edx, edx
cmp eax, edx
jne 0x4eca76
xor eax, eax
mov byte [eax + 0x76f3a0], al
inc eax
cmp eax, 0x100
jl 0x4eca5e
mov dword [0x76f4a0], 1
mov eax, dword [esp + 0xc]
push ebx
mov ebx, dword [esp + 0x14]
push esi
push edi
mov ecx, 0x40
mov esi, 0x76f3a0
mov edi, ebx
rep movsd dword es:[edi], dword [esi]
cmp eax, edx
mov byte [ebx + 0x100], dl
mov byte [ebx + 0x101], dl
jle 0x4ecb07
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 0x4ecada
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 0x4ecaa8
pop ebp
pop edi
pop esi
pop ebx
pop ecx
ret

Function at 0x4ecb80
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 0x4ecbd3
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 0x4ecbba
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 0x4f3df0
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 0x4f3f88
cmp ebp, ebx
jle 0x4f3f88
mov eax, esi
push edi
cdq
and edx, 7
add eax, edx
mov edi, eax
mov eax, esi
sar edi, 3
and eax, 0x80000007
mov dword [esp + 0x10], edi
jns 0x4f3e4e
dec eax
or eax, 0xfffffff8
inc eax
je 0x4f3e55
inc edi
mov dword [esp + 0x10], edi
mov ecx, edi
and ecx, reloc.WS2_32.dll_accept
jns 0x4f3e64
dec ecx
or ecx, 0xfffffffe
inc ecx
je 0x4f3e6b
inc edi
mov dword [esp + 0x10], edi
push 0x18
call fcn.005ba546
add esp, 4
cmp eax, ebx
je 0x4f3e8c
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.005ba546
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 0x4f3f7e
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 0x4f3f65
mov al, byte [edx]
cmp al, 0xc0
jbe 0x4f3f51
and eax, 0xff
sub eax, 0xc0
inc edx
mov esi, eax
mov dword [esp + 0x24], edx
cmp esi, 1
jle 0x4f3f46
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 0x4f3f54
mov al, byte [edx]
mov esi, dword [esp + 0x18]
mov byte [ebp], al
jmp 0x4f3f54
mov byte [ebp], al
inc ebp
add ecx, 8
inc edx
cmp ecx, esi
mov dword [esp + 0x2c], ecx
jl 0x4f3ef0
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 0x4f3ee1
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 0x4f7290
Capabilities:
Access peb ldr_data

Disassembly:
mov eax, dword fs:[0]
push 0xffffffffffffffff
push 0x5cb3d8
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 0x4f72c9
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.005c2959
mov eax, dword [esp + 0x40]
push 0
push edi
push eax
lea ecx, [esp + 0x14]
mov dword [esp + 0x44], 0
call fcn.005c29e1
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.004f7350
lea ecx, [esp + 8]
mov esi, eax
mov dword [esp + 0x38], 0xffffffff
call fcn.005c2a1e
mov ecx, dword [esp + 0x30]
mov eax, esi
pop edi
pop esi
mov dword fs:[0], ecx
add esp, 0x34
ret 0x24