joyce8/EMBER2024-capa huggingface dataset:
Function at 0x45850f
Capabilities:
Acquire debug privileges

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x1c
mov dword [ebp - 4], 0
mov dword [ebp - 8], 0
push 8
call fcn.0049ae9b
add esp, 4
mov dword [ebp - 0xc], eax
mov ebx, eax
mov dword [ebx], 0
mov dword [ebx + 4], 0
push 0x10
call fcn.0049ae9b
add esp, 4
mov dword [ebp - 0x10], eax
mov ebx, eax
mov dword [ebx], 0
mov dword [ebx + 4], 0
mov dword [ebx + 8], 0
mov dword [ebx + 0xc], 0
mov dword [ebp - 0x14], 0
cmp dword [ebp + 0xc], 0
jne 0x45858b
call fcn.004044d3
mov dword [ebp + 8], eax
mov dword [ebp - 0x18], esp
push dword [ebp + 8]
push 0
push 0x1f0fff
xor eax, eax
call dword [0x51a1ee]
nop
nop
cmp dword [ebp - 0x18], esp
je 0x4585c1
push 0x75
push 0x41b3930
push 6
call fcn.0049aea7
add esp, 0xc
mov dword [ebp - 4], eax
mov dword [ebp - 0x18], esp
lea eax, [ebp - 8]
push eax
push 0xf01ff
push dword [ebp - 4]
xor eax, eax
call dword [sym.imp.ADVAPI32.dll_OpenProcessToken]
nop
nop
cmp dword [ebp - 0x18], esp
je 0x4585f9
push 0xa2
push 0x41b3930
push 6
call fcn.0049aea7
add esp, 0xc
mov dword [ebp - 0x18], esp
push dword [ebp - 0xc]
push str.SeDebugPrivilege
push 0
xor eax, eax
call dword [sym.imp.ADVAPI32.dll_LookupPrivilegeValueA]
nop
nop
cmp dword [ebp - 0x18], esp
je 0x45862f
push 0xcc
push 0x41b3930
push 6
call fcn.0049aea7
add esp, 0xc
mov ebx, dword [ebp - 0x10]
mov dword [ebp - 0x18], ebx
mov ebx, dword [ebp - 0x18]
mov dword [ebx], 1
mov ebx, dword [ebp - 0x10]
add ebx, 0xc
mov dword [ebp - 0x18], ebx
mov ebx, dword [ebp - 0x18]
mov dword [ebx], 2
mov ebx, dword [ebp - 0x10]
add ebx, 4
mov dword [ebp - 0x18], ebx
mov ebx, dword [ebp - 0xc]
mov dword [ebp - 0x1c], ebx
mov ebx, dword [ebp - 0x1c]
mov eax, dword [ebx]
mov ebx, dword [ebp - 0x18]
mov dword [ebx], eax
mov ebx, dword [ebp - 0x10]
add ebx, 8
mov dword [ebp - 0x18], ebx
mov ebx, dword [ebp - 0xc]
add ebx, 4
mov dword [ebp - 0x1c], ebx
mov ebx, dword [ebp - 0x1c]
mov eax, dword [ebx]
mov ebx, dword [ebp - 0x18]
mov dword [ebx], eax
mov dword [ebp - 0x18], esp
push 0
push 0
push 0
push dword [ebp - 0x10]
push 0
push dword [ebp - 8]
xor eax, eax
call dword [sym.imp.ADVAPI32.dll_AdjustTokenPrivileges]
nop
nop
cmp dword [ebp - 0x18], esp
je 0x4586c8
push 0x1dc
push 0x41b3930
push 6
call fcn.0049aea7
add esp, 0xc
mov dword [ebp - 0x14], eax
mov dword [ebp - 0x18], esp
push dword [ebp - 4]
xor eax, eax
call dword [0x51a17e]
nop
nop
cmp dword [ebp - 0x18], esp
je 0x4586f7
push 0x21c
push 0x41b3930
push 6
call fcn.0049aea7
add esp, 0xc
mov eax, dword [ebp - 0x14]
jmp 0x4586ff
push eax
mov ebx, dword [ebp - 0xc]
push ebx
call fcn.0049ae95
add esp, 4
mov ebx, dword [ebp - 0x10]
push ebx
call fcn.0049ae95
add esp, 4
pop eax
mov esp, ebp
pop ebp
ret 8
Function at 0x49d720
Capabilities:
Read .ini file

Disassembly:
push ebx
push ebp
push esi
push edi
push 0x400
call fcn.004f1106
mov ebx, dword [esp + 0x1c]
mov ebp, dword [esp + 0x40]
mov ecx, dword [esp + 0x28]
add esp, 4
mov esi, eax
mov eax, dword [esp + 0x30]
push ebx
push 0x400
push esi
push ebp
push eax
push ecx
call dword [sym.imp.KERNEL32.dll_GetPrivateProfileStringA]
cmp eax, 0x3ff
jl 0x49d78a
push esi
lea edi, [eax + 0x400]
call fcn.004f10fb
push edi
call fcn.004f1106
mov edx, dword [esp + 0x38]
add esp, 8
mov esi, eax
mov eax, dword [esp + 0x24]
push ebx
push edi
push esi
push ebp
push edx
push eax
call dword [sym.imp.KERNEL32.dll_GetPrivateProfileStringA]
dec edi
cmp eax, edi
jge 0x49d75a
push esi
xor edi, edi
call dword [0x51ac40]
add esp, 4
test eax, eax
je 0x49d7a6
push eax
push esi
call fcn.004a45f0
add esp, 8
mov edi, eax
push esi
call fcn.004f10fb
add esp, 4
mov eax, edi
pop edi
pop esi
pop ebp
pop ebx
ret

Function at 0x49d8a0
Capabilities:
Get file size
Read file on windows

Disassembly:
mov eax, dword [esp + 8]
push edi
push 0
push 0x20
push 3
push 0
push 3
push SysReAllocString
push eax
call dword [sym.imp.KERNEL32.dll_CreateFileA]
mov edi, eax
xor eax, eax
cmp edi, 0xffffffff
je 0x49d909
push ebx
lea ecx, [esp + 0x10]
push esi
push ecx
push edi
call dword [sym.imp.KERNEL32.dll_GetFileSize]
mov ebx, eax
lea edx, [ebx + 8]
push edx
call fcn.0049d070
add esp, 4
mov esi, eax
lea eax, [esp + 0x14]
push 0
push eax
lea ecx, [esi + 8]
push ebx
push ecx
push edi
mov dword [esi], 1
mov dword [esi + 4], ebx
call dword [sym.imp.KERNEL32.dll_ReadFile]
push edi
call dword [sym.imp.KERNEL32.dll_CloseHandle]
mov eax, esi
pop esi
pop ebx
pop edi
ret
Function at 0x4a0de0
Capabilities:
Read file on windows

Disassembly:
push ecx
push ebx
push ebp
push esi
push edi
mov edi, dword [esp + 0x1c]
test edi, edi
jne 0x4a0df5
pop edi
pop esi
pop ebp
xor eax, eax
pop ebx
pop ecx
ret
push edi
call fcn.004a4990
add esp, 4
test eax, eax
jne 0x4a0e08
pop edi
pop esi
pop ebp
pop ebx
pop ecx
ret
mov esi, dword [esp + 0x28]
test esi, esi
jg 0x4a0e18
pop edi
pop esi
pop ebp
xor eax, eax
pop ebx
pop ecx
ret
mov eax, dword [edi]
xor ebx, ebx
cmp eax, 1
jne 0x4a0e71
mov edi, dword [edi + 4]
push esi
call fcn.004f1106
add esp, 4
mov ebp, eax
lea eax, [esp + 0x1c]
push ebx
push eax
push esi
push ebp
push edi
call dword [sym.imp.KERNEL32.dll_ReadFile]
test eax, eax
jne 0x4a0e53
push ebp
call fcn.004f10fb
add esp, 4
xor eax, eax
pop edi
pop esi
pop ebp
pop ebx
pop ecx
ret
mov ecx, dword [esp + 0x1c]
push ecx
push ebp
call fcn.004a4580
push ebp
mov ebx, eax
call fcn.004f10fb
add esp, 0xc
mov eax, ebx
pop edi
pop esi
pop ebp
pop ebx
pop ecx
ret
cmp eax, 2
jne 0x4a0ebc
mov edi, dword [edi + 4]
lea edx, [esi + 8]
push edx
call fcn.0049d070
mov ebx, eax
add esp, 4
lea ecx, [ebx + 8]
mov dword [ebx], 1
mov dword [ebx + 4], esi
mov eax, dword [edi]
push esi
push ecx
mov ecx, edi
call dword [eax + 0x20]
test eax, eax
jne 0x4a0eb1
push ebx
call fcn.0049d130
add esp, 4
xor eax, eax
pop edi
pop esi
pop ebp
pop ebx
pop ecx
ret
pop edi
mov dword [ebx + 4], eax
pop esi
mov eax, ebx
pop ebp
pop ebx
pop ecx
ret
cmp eax, 3
jne 0x4a0f38
mov ebx, dword [edi + 4]
push esi
call fcn.004f1106
add esp, 4
mov ebp, eax
push 1
push 0
push 0
push ebx
call dword [sym.imp.KERNEL32.dll_SetFilePointer]
lea edx, [esp + 0x1c]
push 0
push edx
push esi
push ebp
push ebx
mov dword [esp + 0x24], eax
call dword [sym.imp.KERNEL32.dll_ReadFile]
test eax, eax
jne 0x4a0f05
push ebp
call fcn.004f10fb
add esp, 4
xor eax, eax
pop edi
pop esi
pop ebp
pop ebx
pop ecx
ret
mov edx, dword [edi + 0x130]
mov eax, dword [esp + 0x1c]
lea ecx, [edi + 0xc]
add edi, 0x2c
push ecx
push edx
push edi
mov esi, eax
push eax
mov eax, dword [esp + 0x20]
push ebp
push eax
call fcn.004a42d0
push esi
push ebp
call fcn.004a4580
push ebp
mov ebx, eax
call fcn.004f10fb
add esp, 0x24
pop edi
pop esi
mov eax, ebx
pop ebp
pop ebx
pop ecx
ret
Function at 0x4a10c0
Capabilities:
Enumerate files on windows

Disassembly:
sub esp, 0x140
push ebx
mov ebx, dword [esp + 0x154]
push ebp
push esi
mov esi, dword [ebx]
push edi
mov edi, dword [esp + 0x154]
xor ebp, ebp
test edi, edi
je 0x4a1140
push edi
call dword [0x51ac40]
add esp, 4
test eax, eax
jbe 0x4a1140
test esi, esi
je 0x4a10fe
cmp esi, 0xffffffff
je 0x4a10fe
push esi
call dword [sym.imp.KERNEL32.dll_FindClose]
lea eax, [esp + 0x10]
push eax
push edi
call dword [sym.imp.KERNEL32.dll_FindFirstFileA]
mov esi, eax
cmp esi, 0xffffffff
mov dword [ebx], esi
je 0x4a1182
mov eax, dword [esp + 0x15c]
test eax, eax
je 0x4a112c
mov ecx, dword [esp + 0x10]
and ecx, 0x10
cmp cl, 0x10
je 0x4a1140
jmp 0x4a113b
mov edx, dword [esp + 0x158]
mov eax, dword [esp + 0x10]
test edx, eax
je 0x4a1140
mov ebp, 1
test esi, esi
je 0x4a1182
cmp esi, 0xffffffff
je 0x4a1182
test ebp, ebp
jne 0x4a11b9
mov eax, dword [esp + 0x15c]
mov edi, dword [sym.imp.KERNEL32.dll_FindNextFileA]
test eax, eax
lea eax, [esp + 0x10]
push eax
push esi
je 0x4a118f
call edi
test eax, eax
je 0x4a1182
mov ecx, dword [esp + 0x10]
and ecx, 0x10
cmp cl, 0x10
jne 0x4a11b9
lea edx, [esp + 0x10]
push edx
push esi
call edi
test eax, eax
jne 0x4a116a
pop edi
pop esi
pop ebp
xor eax, eax
pop ebx
add esp, 0x140
ret
call edi
test eax, eax
je 0x4a1182
mov ebx, dword [esp + 0x158]
test dword [esp + 0x10], ebx
jne 0x4a11b9
lea ecx, [esp + 0x10]
push ecx
push esi
call edi
test eax, eax
jne 0x4a119c
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x140
ret
lea edx, [esp + 0x3c]
push edx
call dword [0x51ac40]
inc eax
push eax
call fcn.0049d070
mov edx, eax
lea edi, [esp + 0x44]
or ecx, 0xffffffff
xor eax, eax
add esp, 8
repne scasb al, byte es:[edi]
not ecx
sub edi, ecx
mov eax, ecx
mov esi, edi
mov edi, edx
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, eax
mov eax, edx
and ecx, 3
rep movsb byte es:[edi], byte [esi]
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x140
ret

Function at 0x4a1c10
Capabilities:
Encode data using xor

Disassembly:
mov edx, dword [esp + 4]
mov eax, dword [esp + 8]
cmp edx, 1
jle 0x4a1c2e
push esi
lea ecx, [esp + 0x18]
dec edx
mov esi, dword [ecx]
add ecx, 0xc
xor eax, esi
dec edx
jne 0x4a1c23
pop esi
ret
Function at 0x4a3b60
Capabilities:
Encrypt data using rc4 prga

Disassembly:
push ebx
mov ebx, dword [esp + 8]
push ebp
mov ebp, edx
push esi
push edi
mov esi, ebp
xor edi, edi
and esi, 3
mov eax, ecx
jle 0x4a3b81
mov dl, byte [eax]
inc eax
cmp dl, bl
je 0x4a3bdb
inc edi
cmp edi, esi
jl 0x4a3b75
mov edi, ebx
and edi, 0xff
mov esi, edi
shl esi, 8
or esi, edi
shl esi, 8
or esi, edi
shl esi, 8
or esi, edi
lea edi, [ecx + ebp]
cmp eax, edi
jae 0x4a3c10
mov edx, dword [eax]
xor edx, esi
lea ebp, [edx - 0x1010101]
not edx
and ebp, edx
test ebp, 0x80808080
je 0x4a3bca
cmp byte [eax], bl
je 0x4a3be5
cmp byte [eax + 1], bl
je 0x4a3bee
cmp byte [eax + 2], bl
je 0x4a3bf8
cmp byte [eax + 3], bl
je 0x4a3c04
add eax, 4
cmp eax, edi
jb 0x4a3ba1
pop edi
pop esi
pop ebp
or eax, 0xffffffff
pop ebx
ret 4
pop edi
sub eax, ecx
pop esi
pop ebp
dec eax
pop ebx
ret 4
pop edi
pop esi
pop ebp
sub eax, ecx
pop ebx
ret 4
pop edi
sub eax, ecx
pop esi
pop ebp
inc eax
pop ebx
ret 4
pop edi
sub eax, ecx
pop esi
pop ebp
add eax, 2
pop ebx
ret 4
pop edi
sub eax, ecx
pop esi
pop ebp
add eax, 3
pop ebx
ret 4
pop edi
pop esi
pop ebp
or eax, 0xffffffff
pop ebx
ret 4

Function at 0x4a40e0
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
sub esp, 0x108
push ebx
push ebp
push esi
push edi
mov ecx, 0x3f
xor eax, eax
lea edi, [esp + 0x19]
mov byte [esp + 0x18], 0
rep stosd dword es:[edi], eax
stosw word es:[edi], ax
stosb byte es:[edi], al
mov edi, dword [esp + 0x11c]
lea eax, [esp + 0x18]
mov ebx, edi
xor esi, esi
xor ecx, ecx
sub ebx, eax
mov eax, ecx
lea ebp, [esp + ecx + 0x18]
cdq
idiv dword [esp + 0x124]
mov eax, dword [esp + 0x120]
mov byte [ebx + ebp], cl
inc ecx
cmp ecx, 0x100
mov dl, byte [edx + eax]
mov byte [ebp], dl
jl 0x4a4112
lea ebp, [esp + 0x18]
mov eax, edi
sub ebp, edi
mov dword [esp + 0x10], pe_nt_image_headers32
mov cl, byte [eax]
xor edx, edx
mov dl, byte [eax + ebp]
mov byte [esp + 0x14], cl
mov ebx, dword [esp + 0x14]
add esi, edx
and ebx, 0xff
add esi, ebx
and esi, 0x800000ff
jns 0x4a4172
dec esi
or esi, 0xffffff00
inc esi
mov dl, byte [esi + edi]
mov byte [eax], dl
mov byte [esi + edi], cl
mov ecx, dword [esp + 0x10]
inc eax
dec ecx
mov dword [esp + 0x10], ecx
jne 0x4a4149
xor al, al
mov byte [edi + 0x100], al
mov byte [edi + 0x101], al
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x108
ret
Function at 0x4a4220
Capabilities:
Encode data using xor
Encrypt data using rc4 prga

Disassembly:
push ecx
mov eax, dword [esp + 0x10]
push esi
push edi
mov edi, dword [esp + 0x14]
mov cl, byte [eax + 0x100]
mov dl, byte [eax + 0x101]
xor esi, esi
mov byte [esp + 0x18], cl
test edi, edi
mov byte [esp + 8], dl
jle 0x4a42bc
mov edx, dword [esp + 0x10]
push ebx
push ebp
mov cl, byte [esp + 0x20]
mov bl, byte [esp + 0x10]
inc cl
mov byte [esp + 0x20], cl
mov ecx, dword [esp + 0x20]
and ecx, 0xff
lea edi, [ecx + eax]
mov cl, byte [ecx + eax]
add bl, cl
mov byte [esp + 0x10], bl
mov ebx, dword [esp + 0x10]
and ebx, 0xff
lea ebp, [ebx + eax]
mov bl, byte [ebx + eax]
mov byte [edi], bl
mov byte [ebp], cl
mov bl, byte [edi]
add bl, cl
and ebx, 0xff
mov cl, byte [ebx + eax]
mov bl, byte [esi + edx]
xor bl, cl
mov ecx, dword [esp + 0x1c]
mov byte [esi + edx], bl
inc esi
cmp esi, ecx
jl 0x4a424b
mov dl, byte [esp + 0x20]
mov cl, byte [esp + 0x10]
pop ebp
pop ebx
pop edi
mov byte [eax + 0x100], dl
mov byte [eax + 0x101], cl
pop esi
pop ecx
ret
pop edi
mov byte [eax + 0x100], cl
mov byte [eax + 0x101], dl
pop esi
pop ecx
ret

Function at 0x4a9220
Capabilities:
Encrypt data using des

Disassembly:
sub esp, 0xf4
xor ecx, ecx
push ebx
push ebp
push esi
mov esi, dword [esp + 0x104]
push edi
xor eax, eax
mov al, byte [ecx + str.80_]
mov edx, eax
and eax, 7
sar edx, 3
mov bl, byte [eax*2 + 0x51ae74]
mov dl, byte [edx + esi]
test bl, dl
setne al
mov byte [esp + ecx + 0x4c], al
inc ecx
cmp ecx, 0x38
jl 0x4a9233
mov eax, 0x1e
xor edx, edx
mov dword [esp + 0x10], eax
cmp dword [esp + 0x10c], 1
je 0x4a9274
lea eax, [edx + edx]
lea edi, [esp + eax*4 + 0x88]
lea ebp, [esp + eax*4 + 0x84]
xor eax, eax
xor ecx, ecx
mov cl, byte [edx + 0x51af1c]
mov dword [edi], 0
mov dword [ebp], 0
mov esi, ecx
cmp ecx, 0x1c
jge 0x4a92a6
mov bl, byte [esp + ecx + 0x4c]
jmp 0x4a92aa
mov bl, byte [esp + ecx + 0x30]
mov byte [esp + eax + 0x14], bl
inc eax
inc ecx
cmp eax, 0x1c
jl 0x4a929b
mov eax, 0x1c
lea ecx, [esi + 0x1c]
cmp ecx, 0x38
jge 0x4a92c8
mov bl, byte [esp + ecx + 0x4c]
jmp 0x4a92cc
mov bl, byte [esp + ecx + 0x30]
mov byte [esp + eax + 0x14], bl
inc eax
inc ecx
cmp eax, 0x38
jl 0x4a92bd
xor ecx, ecx
mov eax, 0x51ae84
xor ebx, ebx
mov bl, byte [ecx + 0x51af2c]
cmp byte [esp + ebx + 0x14], 0
je 0x4a92f7
mov esi, dword [eax]
mov ebx, dword [ebp]
or ebx, esi
mov dword [ebp], ebx
xor ebx, ebx
mov bl, byte [ecx + 0x51af44]
cmp byte [esp + ebx + 0x14], 0
je 0x4a930e
mov esi, dword [eax]
mov ebx, dword [edi]
or ebx, esi
mov dword [edi], ebx
add eax, 4
inc ecx
cmp eax, str.80_
jl 0x4a92de
mov eax, dword [esp + 0x10]
inc edx
sub eax, 2
cmp eax, 0xfffffffe
mov dword [esp + 0x10], eax
jg 0x4a9267
lea edx, [esp + 0x84]
push edx
call fcn.004a9350
add esp, 4
pop edi
pop esi
pop ebp
pop ebx
add esp, 0xf4
ret
Function at 0x4bc0b4
Capabilities:
Get common file path

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x10
mov dword [ebp - 4], 0
mov dword [ebp - 8], 0
push 0x80000301
push 0
push 0xff
push 1
mov ebx, 0x184
call fcn.004e4920
add esp, 0x10
mov dword [ebp - 0xc], eax
mov eax, dword [ebp - 0xc]
push eax
mov ebx, dword [ebp - 4]
test ebx, ebx
je 0x4bc100
push ebx
call fcn.004e314a
add esp, 4
pop eax
mov dword [ebp - 4], eax
push SysStringLen
push 0
mov eax, dword [ebp - 4]
test eax, eax
jne 0x4bc117
mov eax, 0x51cdf0
push eax
push 1
mov ebx, 0x130
call fcn.004e3ca0
add esp, 0x10
push eax
push dword [ebp - 4]
call dword [sym.imp.KERNEL32.dll_GetWindowsDirectoryA]
nop
nop
nop
nop
mov dword [ebp - 8], eax
push 0x80000301
push 0
push dword [ebp - 8]
push SysStringLen
push 0
mov eax, dword [ebp - 4]
test eax, eax
jne 0x4bc158
mov eax, 0x51cdf0
push eax
push 2
mov ebx, 0x134
call fcn.004e4370
add esp, 0x1c
mov dword [ebp - 0xc], eax
mov eax, dword [ebp - 0xc]
push eax
mov ebx, dword [ebp - 4]
test ebx, ebx
je 0x4bc182
push ebx
call fcn.004e314a
add esp, 4
pop eax
mov dword [ebp - 4], eax
mov eax, dword [ebp - 4]
test eax, eax
je 0x4bc1a2
push eax
mov ebx, eax
call fcn.004adb22
inc eax
push eax
call fcn.004e3144
pop ecx
pop esi
mov edi, eax
rep movsb byte es:[edi], byte [esi]
jmp 0x4bc1a7
push eax
mov ebx, dword [ebp - 4]
test ebx, ebx
je 0x4bc1b8
push ebx
call fcn.004e314a
add esp, 4
pop eax
mov esp, ebp
pop ebp
ret

Function at 0x4e53b0
Capabilities:
Create directory

Disassembly:
sub esp, 0xc
mov ecx, dword [esp + 0x14]
xor eax, eax
mov dword [esp + 4], eax
mov dword [esp + 8], eax
lea eax, [esp]
mov dword [esp], 0xc
push eax
push ecx
call dword [sym.imp.KERNEL32.dll_CreateDirectoryA]
add esp, 0xc
ret

Function at 0x4e5420
Capabilities:
Get file size
Read file on windows

Disassembly:
mov eax, dword [esp + 8]
push edi
push 0
push 0x20
push 3
push 0
push 3
push SysReAllocString
push eax
call dword [sym.imp.KERNEL32.dll_CreateFileA]
mov edi, eax
xor eax, eax
cmp edi, 0xffffffff
je 0x4e5489
push ebx
lea ecx, [esp + 0x10]
push esi
push ecx
push edi
call dword [sym.imp.KERNEL32.dll_GetFileSize]
mov ebx, eax
lea edx, [ebx + 8]
push edx
call fcn.004e3370
add esp, 4
mov esi, eax
lea eax, [esp + 0x14]
push 0
push eax
lea ecx, [esi + 8]
push ebx
push ecx
push edi
mov dword [esi], 1
mov dword [esi + 4], ebx
call dword [sym.imp.KERNEL32.dll_ReadFile]
push edi
call dword [sym.imp.KERNEL32.dll_CloseHandle]
mov eax, esi
pop esi
pop ebx
pop edi
ret
Function at 0x4e5490
Capabilities:
Write file on windows

Disassembly:
sub esp, 8
mov eax, dword [esp + 0x10]
push edi
push 0
push 0x20
push 2
push 0
push 0
push 0x40000000
push eax
call dword [sym.imp.KERNEL32.dll_CreateFileA]
mov edi, eax
xor eax, eax
cmp edi, 0xffffffff
je 0x4e5522
mov eax, dword [esp + 0x10]
push ebx
mov ebx, 1
push ebp
cmp eax, ebx
push esi
mov dword [esp + 0x10], ebx
jle 0x4e5514
mov ebp, dword [sym.imp.KERNEL32.dll_WriteFile]
lea esi, [esp + 0x2c]
mov eax, dword [esi]
lea edx, [esp + 0x14]
push 0
push edx
lea ecx, [eax + 8]
mov eax, dword [eax + 4]
push eax
push ecx
push edi
call ebp
test eax, eax
je 0x4e550c
mov eax, dword [esp + 0x1c]
inc ebx
add esi, 0xc
cmp ebx, eax
jl 0x4e54d5
push edi
call dword [sym.imp.KERNEL32.dll_CloseHandle]
mov eax, dword [esp + 0x10]
pop esi
pop ebp
pop ebx
pop edi
add esp, 8
ret
mov dword [esp + 0x10], 0
push edi
call dword [sym.imp.KERNEL32.dll_CloseHandle]
mov eax, dword [esp + 0x10]
pop esi
pop ebp
pop ebx
pop edi
add esp, 8
ret

Function at 0x4e55a0
Capabilities:
Encode data using xor

Disassembly:
mov edx, dword [esp + 4]
mov eax, dword [esp + 8]
cmp edx, 1
jle 0x4e55be
push esi
lea ecx, [esp + 0x18]
dec edx
mov esi, dword [ecx]
add ecx, 0xc
xor eax, esi
dec edx
jne 0x4e55b3
pop esi
ret

Function at 0x4e5aa0
Capabilities:
Encrypt data using rc4 prga

Disassembly:
push ebx
mov ebx, dword [esp + 8]
push ebp
mov ebp, edx
push esi
push edi
mov esi, ebp
xor edi, edi
and esi, 3
mov eax, ecx
jle 0x4e5ac1
mov dl, byte [eax]
inc eax
cmp dl, bl
je 0x4e5b1b
inc edi
cmp edi, esi
jl 0x4e5ab5
mov edi, ebx
and edi, 0xff
mov esi, edi
shl esi, 8
or esi, edi
shl esi, 8
or esi, edi
shl esi, 8
or esi, edi
lea edi, [ecx + ebp]
cmp eax, edi
jae 0x4e5b50
mov edx, dword [eax]
xor edx, esi
lea ebp, [edx - 0x1010101]
not edx
and ebp, edx
test ebp, 0x80808080
je 0x4e5b0a
cmp byte [eax], bl
je 0x4e5b25
cmp byte [eax + 1], bl
je 0x4e5b2e
cmp byte [eax + 2], bl
je 0x4e5b38
cmp byte [eax + 3], bl
je 0x4e5b44
add eax, 4
cmp eax, edi
jb 0x4e5ae1
pop edi
pop esi
pop ebp
or eax, 0xffffffff
pop ebx
ret 4
pop edi
sub eax, ecx
pop esi
pop ebp
dec eax
pop ebx
ret 4
pop edi
pop esi
pop ebp
sub eax, ecx
pop ebx
ret 4
pop edi
sub eax, ecx
pop esi
pop ebp
inc eax
pop ebx
ret 4
pop edi
sub eax, ecx
pop esi
pop ebp
add eax, 2
pop ebx
ret 4
pop edi
sub eax, ecx
pop esi
pop ebp
add eax, 3
pop ebx
ret 4
pop edi
pop esi
pop ebp
or eax, 0xffffffff
pop ebx
ret 4
Function at 0x40e630
Capabilities:
Terminate process

Disassembly:
push 0xc
push 0x40ec58
call fcn.0040e998
xor ebx, ebx
mov dword [ebp - 4], ebx
mov eax, dword fs:[0x18]
mov esi, dword [eax + 4]
mov edi, ebx
mov edx, 0x40fc60
mov ecx, esi
xor eax, eax
lock cmpxchg dword [edx], ecx
test eax, eax
je 0x40e458
cmp eax, esi
jne 0x40e44b
xor esi, esi
inc esi
mov edi, esi
jmp 0x40e45b
push 0x3e8
call dword [sym.imp.KERNEL32.dll_Sleep]
jmp 0x40e42f
xor esi, esi
inc esi
cmp dword [0x40fc64], esi
jne 0x40e46d
push 0x1f
call sub.msvcrt.dll__amsg_exit
pop ecx
jmp 0x40e4a7
cmp dword [0x40fc64], ebx
jne 0x40e4a1
mov dword [0x40fc64], esi
push 0x4011ec
push 0x4011e0
call fcn.0049f000
pop ecx
pop ecx
test eax, eax
je 0x40e4a7
mov dword [ebp - 4], 0xfffffffe
mov eax, 0xff
jmp 0x40e57c
mov dword [0x40f08c], esi
cmp dword [0x40fc64], esi
jne 0x40e4ca
push 0x4011dc
push 0x4011d4
call sub.msvcrt.dll__initterm
pop ecx
pop ecx
mov dword [0x40fc64], 2
test edi, edi
jne 0x40e4d7
xor eax, eax
mov ecx, 0x40fc60
xchg dword [ecx], eax
cmp dword [0x40fc68], 0
je 0x40e503
push 0x40fc68
call fcn.0040e7f0
pop ecx
test eax, eax
je 0x40e503
push ebx
push 2
push ebx
mov esi, dword [0x40fc68]
mov ecx, esi
call dword [0x410144]
call esi
push dword [0x40f098]
push dword [0x40f094]
push dword [0x40f090]
call fcn.0040923f
add esp, 0xc
mov dword [0x40f088], eax
cmp dword [0x40f0a0], 0
jne 0x40e561
push eax
call dword [sym.imp.msvcrt.dll_exit]
mov ecx, dword [ebp - 0x14]
mov eax, dword [ecx]
mov eax, dword [eax]
mov dword [ebp - 0x1c], eax
push ecx
push eax
call sub.msvcrt.dll__XcptFilter
pop ecx
pop ecx
ret
cmp dword [0x40f08c], 0
jne 0x40e575
call dword [sym.imp.msvcrt.dll__cexit]
mov eax, dword [0x40f088]
mov dword [ebp - 4], 0xfffffffe
mov ecx, dword [ebp - 0x10]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
pop ebx
leave
ret
call fcn.0040e8e5
jmp 0x40e413

Function at 0x40e6d4
Capabilities:
Parse pe header

Disassembly:
push 0xc
push 0x40ec78
call fcn.0040e998
xor ecx, ecx
mov eax, dword [ebp + 8]
test eax, eax
je 0x40e734
cmp eax, 0xffffffff
je 0x40e734
mov dword [ebp - 4], ecx
mov edx, 0x5a4d
cmp word [eax], dx
jne 0x40e72d
mov edx, dword [eax + 0x3c]
test edx, edx
js 0x40e72d
cmp edx, 0x10000000
jae 0x40e72d
add eax, edx
mov dword [ebp - 0x1c], eax
mov ecx, dword [eax]
sub ecx, 0x4550
neg ecx
sbb ecx, ecx
not ecx
and ecx, eax
jmp 0x40e72a
mov dword [ebp - 0x1c], ecx
mov dword [ebp - 4], 0xfffffffe
mov eax, ecx
mov ecx, dword [ebp - 0x10]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
pop ebx
leave
ret 4

Function at 0x40e7a0
Capabilities:
Enumerate pe sections

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
mov eax, dword [ebp + 8]
xor edx, edx
push ebx
push esi
push edi
mov ecx, dword [eax + 0x3c]
add ecx, eax
movzx eax, word [ecx + 0x14]
movzx ebx, word [ecx + 6]
add eax, 0x18
add eax, ecx
test ebx, ebx
je 0x40e7de
mov edi, dword [ebp + 0xc]
mov esi, dword [eax + 0xc]
cmp edi, esi
jb 0x40e7d6
mov ecx, dword [eax + 8]
add ecx, esi
cmp edi, ecx
jb 0x40e7e0
inc edx
add eax, 0x28
cmp edx, ebx
jb 0x40e7c6
xor eax, eax
pop edi
pop esi
pop ebx
pop ebp
ret