joyce8/EMBER2024-capa huggingface dataset:
Function at 0x435220
Capabilities:
Parse pe header

Disassembly:
push ebp
mov ebp, esp
mov eax, dword [ebp + 8]
mov ecx, 0x5a4d
cmp word [eax], cx
jne 0x43524d
mov ecx, dword [eax + 0x3c]
add ecx, eax
cmp dword [ecx], 0x4550
jne 0x43524d
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
Packed with generic packer

Disassembly:
pushal
nop
nop
nop
nop
nop
mov eax, section..text
nop
nop
nop
nop
nop
push 4
nop
nop
nop
nop
nop
pop edi
nop
nop
cmp eax, 0
nop
nop
nop
je 0x430072
nop
nop
mov ebx, 0x408ecc
nop
nop
mov ecx, ebx
nop
nop
nop
nop
sub ecx, eax
nop
nop
nop
nop
xor edx, edx
nop
nop
nop
nop
nop
push eax
nop
nop
nop
nop
nop
nop
mov eax, ecx
nop
nop
nop
div edi
nop
nop
nop
nop
xchg ecx, eax
nop
nop
nop
nop
pop eax
nop
nop
nop
nop
mov esi, 0xe1931b9
nop
nop
xor dword [eax], esi
nop
nop
nop
add eax, edi
nop
nop
nop
nop
nop
nop
nop
loop 0x430060
nop
nop
mov eax, section..data
nop
cmp eax, 0
nop
nop
nop
nop
je 0x4300d2
nop
nop
nop
mov ebx, 0x42e1d0
nop
mov ecx, ebx
nop
nop
nop
nop
nop
nop
sub ecx, eax
nop
nop
nop
nop
xor edx, edx
nop
nop
nop
push eax
nop
nop
nop
nop
nop
mov eax, ecx
nop
nop
nop
nop
nop
div edi
nop
nop
nop
nop
nop
nop
xchg ecx, eax
nop
nop
nop
nop
nop
pop eax
nop
mov esi, 0x5bc2737b
xor dword [eax], esi
nop
nop
nop
nop
nop
add eax, edi
nop
nop
nop
nop
nop
nop
nop
loop 0x4300c0
nop
nop
popal
nop
nop
nop
jmp 0x401219

Function at 0x431002
Capabilities:
Encode data using xor
Packed with generic packer

Disassembly:
pushal
nop
nop
nop
mov eax, section..text
nop
mov ebx, 0x40915c
nop
nop
mov ecx, 0x109716fa
test eax, eax
nop
nop
nop
nop
nop
nop
je 0x43104e
nop
nop
nop
xor dword [eax], ecx
nop
nop
nop
nop
nop
inc eax
nop
nop
nop
nop
nop
nop
inc eax
nop
nop
nop
nop
nop
nop
inc eax
nop
nop
nop
nop
nop
nop
inc eax
nop
nop
cmp eax, ebx
nop
nop
nop
nop
nop
jne 0x431024
nop
mov eax, section..data
nop
mov ebx, 0x42f3f8
nop
nop
mov ecx, 0x29e85003
nop
test eax, eax
nop
nop
nop
nop
nop
je 0x431084
nop
nop
nop
nop
nop
nop
xor dword [eax], ecx
nop
nop
add eax, 4
nop
nop
nop
cmp eax, ebx
nop
nop
nop
nop
nop
nop
jne 0x43106c
nop
nop
nop
popal
nop
nop
jmp 0x401219
Function at 0x401000
Capabilities:
Check if file exists
Get file attributes

Disassembly:
cmp dword [esp + 4], 2
jge 0x40100b
or eax, 0xffffffff
ret
push esi
mov esi, dword [esp + 0xc]
push dword [esi + 4]
call dword [sym.imp.KERNEL32.dll_GetFileAttributesW]
cmp eax, 0xffffffff
je 0x401046
xor eax, eax
push eax
push eax
push 3
push eax
push 7
push 0x40000000
push dword [esi + 4]
call dword [sym.imp.KERNEL32.dll_CreateFileW]
cmp eax, 0xffffffff
jne 0x40103f
xor eax, eax
inc eax
pop esi
ret
push eax
call dword [sym.imp.KERNEL32.dll_CloseHandle]
xor eax, eax
pop esi
ret

Function at 0x402edb
Capabilities:
Link many functions at runtime

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
sub esp, 0x24
mov eax, dword [0x408310]
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.00401e3a
and dword [ebp - 0x14], 0
cmp dword [0x409524], 0
mov dword [ebp - 0x18], eax
jne 0x402f8e
push str.USER32.DLL
call dword [sym.imp.KERNEL32.dll_LoadLibraryW]
mov ebx, eax
test ebx, ebx
je 0x403036
mov edi, dword [sym.imp.KERNEL32.dll_GetProcAddress]
push str.MessageBoxW
push ebx
call edi
test eax, eax
je 0x403036
mov esi, dword [sym.imp.KERNEL32.dll_EncodePointer]
push eax
call esi
push str.GetActiveWindow
push ebx
mov dword [0x409524], eax
call edi
push eax
call esi
push str.GetLastActivePopup
push ebx
mov dword [0x409528], eax
call edi
push eax
call esi
push str.GetUserObjectInformationW
push ebx
mov dword [0x40952c], eax
call edi
push eax
call esi
mov dword [0x409534], eax
test eax, eax
je 0x402f8e
push str.GetProcessWindowStation
push ebx
call edi
push eax
call esi
mov dword [0x409530], eax
mov eax, dword [0x409530]
mov ecx, dword [ebp - 0x18]
mov esi, dword [sym.imp.KERNEL32.dll_DecodePointer]
cmp eax, ecx
je 0x402fe7
cmp dword [0x409534], ecx
je 0x402fe7
push eax
call esi
push dword [0x409534]
mov edi, eax
call esi
mov ebx, eax
test edi, edi
je 0x402fe7
test ebx, ebx
je 0x402fe7
call edi
test eax, eax
je 0x402fde
lea ecx, [ebp - 0x24]
push ecx
push 0xc
lea ecx, [ebp - 0x10]
push ecx
push 1
push eax
call ebx
test eax, eax
je 0x402fde
test byte [ebp - 8], 1
jne 0x402fe7
or dword [ebp + 0x10], 0x200000
jmp 0x40301a
mov eax, dword [0x409528]
cmp eax, dword [ebp - 0x18]
je 0x40301a
push eax
call esi
test eax, eax
je 0x40301a
call eax
mov dword [ebp - 0x14], eax
test eax, eax
je 0x40301a
mov eax, dword [0x40952c]
cmp eax, dword [ebp - 0x18]
je 0x40301a
push eax
call esi
test eax, eax
je 0x40301a
push dword [ebp - 0x14]
call eax
mov dword [ebp - 0x14], eax
push dword [0x409524]
call esi
test eax, eax
je 0x403036
push dword [ebp + 0x10]
push dword [ebp - 0x1c]
push dword [ebp - 0x20]
push dword [ebp - 0x14]
call eax
jmp 0x403038
xor eax, eax
mov ecx, dword [ebp - 4]
pop edi
pop esi
xor ecx, ebp
pop ebx
call fcn.00403246
leave
ret

Function at 0x403246
Capabilities:
Terminate process

Disassembly:
cmp ecx, dword [0x408310]
jne 0x403250
repz ret
jmp fcn.004043e6
Function at 0x401f10
Capabilities:
Get disk information
Inspect load icon resource
Read file on windows

Disassembly:
mov eax, dword [esp + 4]
sub esp, 0x148
push ebx
push esi
push edi
push 0x65
push eax
call dword [sym.imp.USER32.dll_LoadIconA]
lea ecx, [esp + 0xc]
call fcn.00401000
lea ecx, [esp + 0x50]
push 0x104
push ecx
push 0
call dword [sym.imp.KERNEL32.dll_GetModuleFileNameA]
lea edx, [esp + 0x50]
lea ecx, [esp + 0xc]
push edx
call fcn.004012b0
test eax, eax
je 0x402021
lea eax, [esp + 0x50]
push 0x404030
push eax
call dword [sym.imp.MSVCRT.dll_fopen]
mov esi, eax
add esp, 8
test esi, esi
je 0x402084
lea ecx, [esp + 0x50]
push ecx
lea ecx, [esp + 0x10]
call fcn.00401290
mov edi, dword [sym.imp.MSVCRT.dll_fseek]
sub eax, 8
push 0
push eax
push esi
call edi
mov ebx, dword [sym.imp.MSVCRT.dll_fread]
push esi
push 1
lea edx, [esp + 0x24]
push 8
push edx
call ebx
mov eax, dword [esp + 0x2c]
push 0
push eax
push esi
call edi
push esi
push 1
lea ecx, [esp + 0x48]
push 0x38
push ecx
call ebx
push esi
call dword [sym.imp.MSVCRT.dll_fclose]
mov eax, dword [esp + 0x88]
mov edx, dword [esp + 0x50]
add esp, 0x3c
test eax, eax
mov eax, dword [esp + 0x10]
push edx
push eax
jne 0x401ffe
sub esp, 0x38
mov ecx, 0xe
lea esi, [esp + 0x58]
mov edi, esp
rep movsd dword es:[edi], dword [esi]
lea ecx, [esp + 0x90]
push ecx
lea ecx, [esp + 0x50]
call fcn.00401800
jmp 0x402084
sub esp, 0x38
mov ecx, 0xe
lea esi, [esp + 0x58]
mov edi, esp
rep movsd dword es:[edi], dword [esi]
lea ecx, [esp + 0x90]
push ecx
lea ecx, [esp + 0x50]
call fcn.00401a90
jmp 0x402084
lea ecx, [esp + 0x10]
call sub.MFC42.DLL_CString::CString_1
call dword [sym.imp.KERNEL32.dll_GetLogicalDrives]
mov edi, eax
mov esi, 1
xor ebx, ebx
test edi, esi
je 0x40206a
mov dl, bl
lea ecx, [esp + 0x10]
add dl, 0x41
push edx
call sub.MFC42.DLL_CString::operator_1
push 0x40412c
lea ecx, [esp + 0x14]
call fcn.004020e2
lea ecx, [esp + 0xc]
mov eax, dword [esp + 0x10]
push eax
push 0
call fcn.00401cf0
add esi, esi
inc ebx
cmp ebx, 0x1a
jl 0x402039
lea ecx, [esp + 0xc]
call fcn.00401040
lea ecx, [esp + 0x10]
call sub.MFC42.DLL_CString::CString
lea ecx, [esp + 0xc]
call fcn.00401030
pop edi
pop esi
xor eax, eax
pop ebx
add esp, 0x148
ret 0x10

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

Disassembly:
pushal
nop
nop
mov eax, section..text
nop
mov ebx, 0x40c7d0
nop
mov ecx, 0x725721a5
nop
nop
nop
test eax, eax
nop
nop
nop
nop
je 0x43204e
nop
xor dword [eax], ecx
nop
nop
nop
nop
nop
nop
inc eax
nop
nop
nop
nop
inc eax
nop
nop
nop
nop
nop
nop
inc eax
nop
nop
nop
inc eax
nop
nop
nop
nop
nop
nop
nop
nop
nop
cmp eax, ebx
nop
nop
nop
nop
jne 0x432024
mov eax, section..data_1
nop
nop
mov ebx, 0x42f314
nop
mov ecx, 0x104222f1
nop
test eax, eax
nop
nop
nop
nop
nop
nop
je 0x432084
nop
nop
nop
xor dword [eax], ecx
nop
nop
add eax, 4
nop
nop
nop
nop
nop
cmp eax, ebx
nop
nop
nop
nop
jne 0x43206c
nop
nop
nop
nop
nop
nop
nop
popal
jmp 0x431219
Function at 0x432001
Capabilities:
Encode data using xor
Packed with generic packer

Disassembly:
pushal
nop
nop
nop
nop
nop
mov eax, section..rsrc
push 4
nop
nop
nop
nop
pop edi
nop
nop
nop
nop
nop
cmp eax, 0
nop
nop
nop
je 0x432072
nop
nop
nop
nop
mov ebx, 0x40c7d0
nop
nop
mov ecx, ebx
nop
nop
nop
sub ecx, eax
nop
nop
nop
nop
nop
nop
xor edx, edx
nop
nop
nop
nop
nop
push eax
nop
nop
nop
nop
mov eax, ecx
nop
nop
nop
nop
div edi
nop
nop
nop
nop
nop
nop
xchg ecx, eax
nop
nop
nop
nop
nop
nop
pop eax
nop
mov esi, 0x54c966dc
xor dword [eax], esi
nop
nop
nop
nop
nop
nop
nop
add eax, edi
nop
nop
nop
nop
nop
loop 0x432060
mov eax, section..data
nop
cmp eax, 0
nop
nop
nop
nop
je 0x4320d2
nop
nop
nop
mov ebx, 0x42f314
nop
mov ecx, ebx
nop
nop
nop
nop
sub ecx, eax
nop
nop
nop
nop
nop
nop
nop
nop
xor edx, edx
nop
nop
push eax
nop
nop
nop
nop
mov eax, ecx
nop
nop
nop
nop
nop
div edi
nop
nop
nop
nop
nop
xchg ecx, eax
nop
nop
nop
nop
nop
nop
nop
pop eax
mov esi, 0x758720b6
nop
nop
xor dword [eax], esi
nop
nop
nop
nop
add eax, edi
nop
nop
nop
nop
loop 0x4320c0
nop
nop
nop
nop
nop
popal
nop
nop
nop
jmp 0x431219

Function at 0x430002
Capabilities:
Encode data using xor
Packed with generic packer

Disassembly:
pushal
nop
nop
nop
mov eax, section..idata
nop
mov ebx, 0x408ecc
nop
nop
mov ecx, 0xfbb047d
nop
nop
nop
test eax, eax
nop
nop
je 0x43004e
nop
nop
nop
xor dword [eax], ecx
nop
nop
nop
nop
nop
nop
nop
inc eax
nop
nop
inc eax
nop
nop
nop
nop
nop
inc eax
nop
nop
nop
nop
nop
nop
nop
nop
inc eax
nop
nop
cmp eax, ebx
nop
nop
nop
nop
nop
nop
jne 0x430024
nop
nop
mov eax, section..data
nop
nop
mov ebx, 0x42e1d0
mov ecx, 0x13e328f3
nop
nop
nop
test eax, eax
nop
nop
je 0x430084
nop
nop
nop
nop
nop
nop
nop
xor dword [eax], ecx
nop
nop
add eax, 4
nop
nop
nop
nop
nop
nop
cmp eax, ebx
nop
nop
nop
nop
jne 0x43006c
nop
nop
nop
nop
popal
nop
jmp 0x401219

Function at 0x432000
Capabilities:
Encode data using xor
Packed with generic packer

Disassembly:
pushal
nop
nop
nop
nop
nop
mov eax, section..rsrc
nop
nop
nop
nop
push 4
nop
pop edi
nop
nop
nop
nop
nop
nop
nop
nop
cmp eax, 0
nop
je 0x432072
nop
nop
nop
nop
mov ebx, 0x40c7d0
nop
nop
nop
nop
mov ecx, ebx
sub ecx, eax
nop
nop
nop
nop
nop
nop
xor edx, edx
nop
nop
nop
nop
push eax
nop
nop
nop
nop
nop
nop
nop
mov eax, ecx
div edi
nop
nop
nop
nop
nop
nop
nop
nop
xchg ecx, eax
nop
nop
nop
pop eax
nop
nop
nop
mov esi, 0x557c0ee9
nop
nop
nop
nop
xor dword [eax], esi
nop
nop
nop
add eax, edi
nop
nop
nop
loop 0x432060
nop
nop
nop
nop
mov eax, section..data
cmp eax, 0
nop
nop
nop
je 0x4320d2
nop
nop
nop
nop
nop
mov ebx, 0x42f314
nop
nop
mov ecx, ebx
nop
nop
nop
nop
sub ecx, eax
nop
nop
nop
nop
xor edx, edx
nop
nop
nop
nop
nop
nop
nop
push eax
nop
nop
mov eax, ecx
nop
nop
nop
div edi
nop
nop
nop
nop
xchg ecx, eax
nop
nop
nop
nop
nop
nop
nop
nop
pop eax
nop
mov esi, 0x485f5d42
nop
nop
nop
nop
xor dword [eax], esi
nop
nop
nop
nop
add eax, edi
nop
nop
loop 0x4320c0
nop
nop
nop
nop
nop
nop
nop
popal
nop
jmp 0x431219
Function at 0x418e30
Capabilities:
Enumerate files on windows

Disassembly:
push 0xffffffffffffffff
push 0x4b679b
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.004a7816
mov ecx, dword [esp + 8]
mov dword [esp + 0x190], 0
mov eax, dword [ecx - 8]
test eax, eax
je 0x418eb2
lea edx, [esp + 0x10]
push 1
push edx
lea ecx, [esp + 0x10]
call fcn.004a502f
mov eax, dword [eax]
push 0x4f9274
push eax
call fcn.00484f84
add esp, 8
lea ecx, [esp + 0x10]
test eax, eax
setne bl
call fcn.004a7aa1
test bl, bl
je 0x418eb2
push 0x4f9274
lea ecx, [esp + 0xc]
call fcn.004a7e31
push 0x4fcdec
lea ecx, [esp + 0xc]
call fcn.004a7e31
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 0x418eee
lea ecx, [esp + 8]
mov dword [esp + 0x190], eax
call fcn.004a7aa1
jmp 0x418fb9
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 0x418f72
lea edx, [esp + 0x7c]
push 0x4fcde8
push edx
call fcn.00484f84
add esp, 8
test eax, eax
je 0x418f72
lea eax, [esp + 0x7c]
push 0x4fcde4
push eax
call fcn.00484f84
add esp, 8
test eax, eax
je 0x418f72
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 0x418f02
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.004a7aa1
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 0x4197b0
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 0x419812
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 0x419820
Capabilities:
Create process on windows

Disassembly:
push 0xffffffffffffffff
push 0x4b681b
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x20c
mov eax, dword [0x504868]
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 0x419958
mov ecx, dword [edi + 0x48]
lea esi, [edi + 0x48]
mov eax, dword [ecx - 8]
test eax, eax
jne 0x419886
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.004a7aa1
xor eax, eax
jmp 0x4199cf
push str.mailto:
lea ecx, [esp + 0xc]
call fcn.004a7bde
push esi
lea ecx, [esp + 0xc]
call fcn.004a7e6d
mov ecx, dword [esp + 8]
push ebx
push ebp
mov ebp, dword [esp + 0x22c]
push ebp
push 0
push 0
push ecx
push str.open
push 0
call dword [sym.imp.SHELL32.dll_ShellExecuteA]
mov esi, eax
cmp esi, 0x20
ja 0x4199ad
lea edx, [esp + 0x14]
mov ecx, edi
push edx
push str..htm
push closesocket
call fcn.004197b0
test eax, eax
jne 0x4199ad
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.004197b0
test eax, eax
jne 0x4199ad
lea eax, [esp + 0x14]
push 0x4fce00
push eax
call fcn.00485fd0
mov esi, eax
add esp, 8
test esi, esi
jne 0x41998c
lea ecx, [esp + 0x14]
push 0x4fcdfc
push ecx
call fcn.00485f50
mov esi, eax
add esp, 8
test esi, esi
jne 0x41998c
lea edx, [esp + 0x14]
push edx
call dword [sym.imp.KERNEL32.dll_lstrlenA]
lea esi, [esp + eax + 0x13]
jmp 0x41998f
lea edx, [edi + 0x4c]
lea ecx, [esp + 8]
push edx
call fcn.004a7b8e
mov eax, dword [esp + 8]
mov ecx, dword [eax - 8]
test ecx, ecx
jne 0x41989e
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.004a7aa1
xor eax, eax
jmp 0x4199cf
mov byte [esi], 0
push 0x4fcdf8
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.004a7aa1
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 0x42dbb0
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 0x42dc1e
cmp si, 0x69
ja 0x42dc1e
add esi, 0xffd0
cmp si, 0x11
je 0x42dbee
push 0x11
call edi
test ax, ax
jge 0x42dbee
or esi, 0x2000
cmp si, 0x10
je 0x42dc03
push 0x10
call edi
test ax, ax
jge 0x42dc03
or esi, 0x4000
cmp si, 0x12
je 0x42dc18
push 0x12
call edi
test ax, ax
jge 0x42dc18
or esi, 0x8000
mov ax, si
pop edi
pop esi
ret
cmp si, 0x6d
jne 0x42dc2b
mov esi, 0xbd
jmp 0x42dbdf
cmp si, 0x6e
jne 0x42dc38
mov esi, 0xbe
jmp 0x42dbdf
cmp si, 0x6f
jne 0x42dbd9
mov esi, 0xbf
jmp 0x42dbdf

Function at 0x42f350
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push ecx
mov eax, dword [0x516048]
xor edx, edx
cmp eax, edx
jne 0x42f376
xor eax, eax
mov byte [eax + 0x515f48], al
inc eax
cmp eax, 0x100
jl 0x42f35e
mov dword [0x516048], 1
mov eax, dword [esp + 0xc]
push ebx
mov ebx, dword [esp + 0x14]
push esi
push edi
mov ecx, 0x40
mov esi, 0x515f48
mov edi, ebx
rep movsd dword es:[edi], dword [esi]
cmp eax, edx
mov byte [ebx + 0x100], dl
mov byte [ebx + 0x101], dl
jle 0x42f407
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 0x42f3da
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 0x42f3a8
pop ebp
pop edi
pop esi
pop ebx
pop ecx
ret

Function at 0x42f480
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 0x42f4d3
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 0x42f4ba
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 0x435f10
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 0x4360a8
cmp ebp, ebx
jle 0x4360a8
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 0x435f6e
dec eax
or eax, 0xfffffff8
inc eax
je 0x435f75
inc edi
mov dword [esp + 0x10], edi
mov ecx, edi
and ecx, reloc.WS2_32.dll_accept
jns 0x435f84
dec ecx
or ecx, 0xfffffffe
inc ecx
je 0x435f8b
inc edi
mov dword [esp + 0x10], edi
push 0x18
call fcn.004a77e2
add esp, 4
cmp eax, ebx
je 0x435fac
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.004a77e2
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 0x43609e
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 0x436085
mov al, byte [edx]
cmp al, 0xc0
jbe 0x436071
and eax, 0xff
sub eax, 0xc0
inc edx
mov esi, eax
mov dword [esp + 0x24], edx
cmp esi, 1
jle 0x436066
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 0x436074
mov al, byte [edx]
mov esi, dword [esp + 0x18]
mov byte [ebp], al
jmp 0x436074
mov byte [ebp], al
inc ebp
add ecx, 8
inc edx
cmp ecx, esi
mov dword [esp + 0x2c], ecx
jl 0x436010
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 0x436001
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 0x4390c0
Capabilities:
Access peb ldr_data

Disassembly:
mov eax, dword fs:[0]
push 0xffffffffffffffff
push 0x4b8248
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 0x4390f9
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.004afa07
mov eax, dword [esp + 0x40]
push 0
push edi
push eax
lea ecx, [esp + 0x14]
mov dword [esp + 0x44], 0
call fcn.004afa8f
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.00439180
lea ecx, [esp + 8]
mov esi, eax
mov dword [esp + 0x38], 0xffffffff
call fcn.004afacc
mov ecx, dword [esp + 0x30]
mov eax, esi
pop edi
pop esi
mov dword fs:[0], ecx
add esp, 0x34
ret 0x24