joyce8/EMBER2024-capa huggingface dataset:
Function at 0x401f30
Capabilities:
Clear file content
Delete file
Encode data using xor
Extract resource via kernel32 functions
Set file attributes
Write file on windows

Disassembly:
push ecx
push ebx
mov ebx, dword [esp + 0x14]
push ebp
push esi
push edi
push 0x80
push ebx
mov dword [esp + 0x18], 0
call dword [sym.imp.KERNEL32.dll_SetFileAttributesA]
push ebx
call dword [sym.imp.KERNEL32.dll_DeleteFileA]
mov edi, dword [esp + 0x1c]
mov ebp, dword [esp + 0x18]
push edi
push ebp
call dword [sym.imp.KERNEL32.dll_LoadResource]
push eax
call dword [sym.imp.KERNEL32.dll_LockResource]
push edi
push ebp
mov esi, eax
call dword [sym.imp.KERNEL32.dll_SizeofResource]
push 0
push 0x80
push 2
push 0
push 3
mov edi, eax
push 0x40000000
push ebx
mov dword [esp + 0x38], edi
call dword [sym.imp.KERNEL32.dll_CreateFileA]
mov ebp, eax
cmp ebp, 0xffffffff
je 0x402085
xor ebx, ebx
test esi, esi
je 0x402072
push edi
call fcn.0041aa88
mov dl, byte [esi + 2]
mov cl, byte [esi + 1]
mov ebx, eax
mov al, byte [esi + 3]
add al, dl
mov dl, byte [esi]
add al, cl
add esp, 4
add al, dl
cmp edi, 4
jbe 0x401fef
mov edx, dword [esp + 0x1c]
mov ecx, esi
sub ecx, ebx
add edx, 0xfffffffc
lea edi, [ebx + 4]
mov dword [esp + 0x20], edx
mov dl, byte [ecx + edi]
xor dl, al
mov byte [edi], dl
mov edx, dword [esp + 0x20]
inc edi
dec edx
mov dword [esp + 0x20], edx
jne 0x401fdc
mov eax, dword [esi]
push eax
call fcn.0041aa88
mov edx, dword [esp + 0x20]
lea ecx, [esp + 0x14]
mov edi, eax
push ecx
add edx, 0xfffffffc
push edi
lea eax, [ebx + 4]
push edx
push eax
call fcn.00415ed0
push ebx
call fcn.0041aab1
mov esi, dword [esp + 0x28]
add esp, 0x18
lea ecx, [esp + 0x20]
mov ebx, edi
push 0
push ecx
push esi
push edi
push ebp
call dword [sym.imp.KERNEL32.dll_WriteFile]
test eax, eax
je 0x402053
mov eax, dword [esp + 0x20]
cmp esi, eax
je 0x402081
lea edx, [esp + 0x20]
sub esi, eax
push 0
add ebx, eax
push edx
push esi
push ebx
push ebp
call dword [sym.imp.KERNEL32.dll_WriteFile]
test eax, eax
jne 0x402033
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov ebx, eax
push ebp
call dword [sym.imp.KERNEL32.dll_SetEndOfFile]
push ebp
call dword [sym.imp.KERNEL32.dll_FlushFileBuffers]
push edi
call fcn.0041aab1
add esp, 4
push ebp
call dword [sym.imp.KERNEL32.dll_CloseHandle]
pop edi
pop esi
mov eax, ebx
pop ebp
pop ebx
pop ecx
ret
xor ebx, ebx
jmp 0x40205b
pop edi
pop esi
pop ebp
xor eax, eax
pop ebx
pop ecx
ret
Function at 0x410f21
Capabilities:
Write file on windows

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x1a4
mov edx, dword [ebp + 8]
xor ecx, ecx
mov eax, 0x432968
cmp edx, dword [eax]
je 0x410f43
add eax, 8
inc ecx
cmp eax, 0x4329f8
jl 0x410f34
push esi
mov esi, ecx
shl esi, 3
cmp edx, dword [esi + 0x432968]
jne 0x411071
mov eax, dword [0x437870]
cmp eax, 1
je 0x41104b
test eax, eax
jne 0x410f74
cmp dword [0x432474], 1
je 0x41104b
cmp edx, 0xfc
je 0x411071
lea eax, [ebp - 0x1a4]
push 0x104
push eax
push 0
call dword [sym.imp.KERNEL32.dll_GetModuleFileNameA]
test eax, eax
jne 0x410fab
lea eax, [ebp - 0x1a4]
push str._program_name_unknown_
push eax
call fcn.00412730
pop ecx
pop ecx
lea eax, [ebp - 0x1a4]
push edi
push eax
lea edi, [ebp - 0x1a4]
call fcn.0040e6c0
inc eax
pop ecx
cmp eax, 0x3c
jbe 0x410fee
lea eax, [ebp - 0x1a4]
push eax
call fcn.0040e6c0
mov edi, eax
lea eax, [ebp - 0x1a4]
sub eax, 0x3b
push 3
add edi, eax
push 0x42a79c
push edi
call fcn.00414430
add esp, 0x10
lea eax, [ebp - 0xa0]
push str.Runtime_Error__n_nProgram:
push eax
call fcn.00412730
lea eax, [ebp - 0xa0]
push edi
push eax
call fcn.00412740
lea eax, [ebp - 0xa0]
push 0x42a77c
push eax
call fcn.00412740
push dword [esi + 0x43296c]
lea eax, [ebp - 0xa0]
push eax
call fcn.00412740
push 0x12010
lea eax, [ebp - 0xa0]
push str.Microsoft_Visual_C_Runtime_Library
push eax
call fcn.0041439e
add esp, 0x2c
pop edi
jmp 0x411071
lea eax, [ebp + 8]
lea esi, [esi + 0x43296c]
push 0
push eax
push dword [esi]
call fcn.0040e6c0
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 0x4190a0
Capabilities:
Get graphical window text

Disassembly:
push ebp
mov ebp, esp
sub esp, 8
push ebx
push esi
push edi
mov esi, dword [ebp + 0x10]
push 0xf00021
mov edx, dword [esi + 4]
mov ecx, dword [esi]
mov eax, dword [esi + 0xc]
sub eax, edx
push eax
mov eax, dword [esi + 8]
sub eax, ecx
push eax
push edx
push ecx
mov ecx, dword [ebp + 0xc]
push ecx
call dword [sym.imp.GDI32.dll_PatBlt]
mov edi, dword [ebp + 8]
push edi
call dword [sym.imp.USER32.dll_GetWindowTextLengthA]
mov ebx, eax
lea eax, [eax + 5]
add eax, 3
and eax, 0xfffffffc
call fcn.0040ca60
mov dword [ebp - 4], esp
cmp dword [ebp - 4], 0
je 0x41916b
add ebx, 2
mov eax, dword [ebp - 4]
push ebx
push eax
push edi
call dword [sym.imp.USER32.dll_GetWindowTextA]
test eax, eax
je 0x41916b
mov bx, 0x140
mov edi, dword [ebp + 0x14]
mov eax, edi
and al, 0xf
cmp al, 0xc
je 0x41911e
mov ebx, edi
and bx, 0xf
or bx, 0x150
test edi, 0x80
je 0x419129
or bh, 8
and edi, 0x8000000
je 0x419144
mov eax, dword [0x438fbc]
mov ecx, dword [ebp + 0xc]
push eax
push ecx
call dword [sym.imp.GDI32.dll_SetTextColor]
mov dword [ebp - 8], eax
mov ecx, dword [ebp - 4]
mov edx, dword [ebp + 0xc]
movzx eax, bx
push eax
push esi
push 0xffffffffffffffff
push ecx
push edx
call dword [sym.imp.USER32.dll_DrawTextA]
test edi, edi
je 0x41916b
mov eax, dword [ebp - 8]
mov ecx, dword [ebp + 0xc]
push eax
push ecx
call dword [sym.imp.GDI32.dll_SetTextColor]
lea esp, [ebp - 0x14]
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
Function at 0x419540
Capabilities:
Extract resource via kernel32 functions

Disassembly:
mov eax, dword [esp + 8]
sub esp, 4
push ebx
push esi
mov esi, dword [esp + 0x10]
push edi
push ebp
push 2
push eax
push esi
call dword [sym.imp.KERNEL32.dll_FindResourceA]
mov edi, eax
test edi, edi
jne 0x41956b
xor eax, eax
pop ebp
pop edi
pop esi
pop ebx
add esp, 4
ret 0x20
push edi
push esi
call dword [sym.imp.KERNEL32.dll_SizeofResource]
mov ebx, eax
push edi
push esi
call dword [sym.imp.KERNEL32.dll_LoadResource]
mov esi, eax
test esi, esi
jne 0x41958f
xor eax, eax
pop ebp
pop edi
pop esi
pop ebx
add esp, 4
ret 0x20
push ebx
push 0x40
call dword [sym.imp.KERNEL32.dll_GlobalAlloc]
mov ebp, eax
test ebp, ebp
jne 0x4195aa
xor eax, eax
pop ebp
pop edi
pop esi
pop ebx
add esp, 4
ret 0x20
mov edi, ebp
mov ecx, ebx
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, ebx
and ecx, 3
rep movsb byte es:[edi], byte [esi]
mov eax, dword [esp + 0x20]
xor ecx, ecx
mov cl, ah
mov edx, eax
mov dword [esp + 0x10], 0
shl ecx, 8
shr edx, 0x10
mov byte [esp + 0x10], dl
xor edx, edx
or ecx, dword [esp + 0x10]
mov dl, al
shl edx, 0x10
mov eax, dword [esp + 0x28]
or ecx, edx
mov edx, eax
shr edx, 0x10
mov dword [ebp + 0x28], ecx
mov dword [esp + 0x10], 0
xor ecx, ecx
mov byte [esp + 0x10], dl
mov cl, ah
xor edx, edx
shl ecx, 8
mov dl, al
shl edx, 0x10
or ecx, dword [esp + 0x10]
or ecx, edx
mov eax, dword [esp + 0x24]
mov edx, eax
mov dword [ebp + 0x44], ecx
shr edx, 0x10
xor ecx, ecx
mov dword [esp + 0x10], 0
mov cl, ah
mov byte [esp + 0x10], dl
shl ecx, 8
xor edx, edx
or ecx, dword [esp + 0x10]
mov dl, al
shl edx, 0x10
mov eax, dword [esp + 0x2c]
or ecx, edx
xor edx, edx
mov dl, al
mov dword [ebp + 0x48], ecx
shl edx, 0x10
xor ecx, ecx
mov cl, ah
shl ecx, 8
shr eax, 0x10
or ecx, edx
xor edx, edx
mov dl, al
mov eax, dword [esp + 0x30]
or ecx, edx
xor edx, edx
mov dl, al
mov dword [ebp + 0x64], ecx
shl edx, 0x10
xor ecx, ecx
mov cl, ah
shl ecx, 8
shr eax, 0x10
or ecx, edx
xor edx, edx
mov dl, al
mov eax, dword [esp + 0x34]
or ecx, edx
xor edx, edx
mov dl, al
mov dword [ebp + 0x54], ecx
shl edx, 0x10
xor ecx, ecx
mov cl, ah
shl ecx, 8
push 0
shr eax, 0x10
or ecx, edx
xor edx, edx
mov dl, al
or ecx, edx
mov dword [ebp + 0x50], ecx
call dword [sym.imp.USER32.dll_GetDC]
mov edi, eax
push 0
push ebp
lea ecx, [ebp + 0x68]
push ecx
push 4
push ebp
push edi
call dword [sym.imp.GDI32.dll_CreateDIBitmap]
mov esi, eax
push edi
push 0
call dword [sym.imp.USER32.dll_ReleaseDC]
push ebp
call dword [sym.imp.KERNEL32.dll_GlobalFree]
mov eax, esi
pop ebp
pop edi
pop esi
pop ebx
add esp, 4
ret 0x20
Function at 0x41d0a1
Capabilities:
Extract resource via kernel32 functions

Disassembly:
push ebx
push esi
push edi
xor edi, edi
cmp dword [esp + 0x10], edi
mov ebx, ecx
je 0x41d0e3
call fcn.00422f1a
mov esi, dword [eax + 0xc]
push 0xf0
push dword [esp + 0x14]
push esi
call dword [sym.imp.KERNEL32.dll_FindResourceA]
cmp eax, edi
je 0x41d0e3
push eax
push esi
call dword [sym.imp.KERNEL32.dll_LoadResource]
cmp eax, edi
jne 0x41d0da
xor eax, eax
jmp 0x41d0eb
push eax
call dword [sym.imp.KERNEL32.dll_LockResource]
mov edi, eax
push edi
mov ecx, ebx
call fcn.0041d0f1
pop edi
pop esi
pop ebx
ret 4

Function at 0x41f19b
Capabilities:
Extract resource via kernel32 functions

Disassembly:
mov eax, 0x42621c
call fcn.0040ce48
sub esp, 0x18
push ebx
push esi
mov esi, ecx
push edi
mov dword [ebp - 0x10], esp
mov dword [ebp - 0x1c], esi
mov eax, dword [esi + 0x48]
mov edi, dword [esi + 0x44]
mov dword [ebp - 0x18], eax
call fcn.00422f1a
cmp dword [esi + 0x40], 0
mov ebx, dword [eax + 0xc]
je 0x41f1da
call fcn.00422f1a
mov ebx, dword [eax + 0xc]
push 5
push dword [esi + 0x40]
push ebx
call dword [sym.imp.KERNEL32.dll_FindResourceA]
push eax
push ebx
call dword [sym.imp.KERNEL32.dll_LoadResource]
mov edi, eax
test edi, edi
je 0x41f1e8
push edi
call dword [sym.imp.KERNEL32.dll_LockResource]
mov dword [ebp - 0x18], eax
cmp dword [ebp - 0x18], 0
jne 0x41f1f6
or eax, 0xffffffff
jmp 0x41f2de
mov ecx, esi
call fcn.0041f111
mov dword [ebp - 0x14], eax
call fcn.0041b4ea
xor edi, edi
cmp dword [ebp - 0x14], edi
mov dword [ebp - 0x20], edi
je 0x41f22d
push dword [ebp - 0x14]
call dword [sym.imp.USER32.dll_IsWindowEnabled]
test eax, eax
je 0x41f22d
push edi
push dword [ebp - 0x14]
call dword [sym.imp.USER32.dll_EnableWindow]
mov dword [ebp - 0x20], 1
push esi
mov dword [ebp - 4], edi
call fcn.0041b49e
push dword [ebp - 0x14]
call fcn.0041afeb
push ebx
push eax
push dword [ebp - 0x18]
mov ecx, esi
call fcn.0041eea9
cmp eax, edi
je 0x41f2a0
test byte [esi + 0x24], 0x10
je 0x41f26e
push 4
mov ecx, esi
pop ebx
call fcn.0041d856
test ah, 1
je 0x41f266
push 5
pop ebx
push ebx
mov ecx, esi
call fcn.0041d1f3
cmp dword [esi + 0x1c], edi
je 0x41f2a0
push 0x97
push edi
push edi
push edi
push edi
push edi
mov ecx, esi
call fcn.0041d93c
jmp 0x41f2a0
or dword [ebp - 4], 0xffffffff
cmp dword [ebp - 0x20], edi
je 0x41f2b4
push 1
push dword [ebp - 0x14]
call dword [sym.imp.USER32.dll_EnableWindow]
cmp dword [ebp - 0x14], edi
je 0x41f2cd
call dword [sym.imp.USER32.dll_GetActiveWindow]
cmp eax, dword [esi + 0x1c]
jne 0x41f2cd
push dword [ebp - 0x14]
call dword [sym.imp.USER32.dll_SetActiveWindow]
mov eax, dword [esi]
mov ecx, esi
call dword [eax + 0x58]
mov ecx, esi
call fcn.0041f14b
mov eax, dword [esi + 0x2c]
mov ecx, dword [ebp - 0xc]
pop edi
pop esi
mov dword fs:[0], ecx
pop ebx
leave
ret
Function at 0x42374f
Capabilities:
Get thread local storage value

Disassembly:
push ebx
push esi
mov esi, ecx
lea ebx, [esi + 0x1c]
push ebx
call dword [sym.imp.KERNEL32.dll_EnterCriticalSection]
cmp dword [esp + 0x10], 0
jne 0x42377d
push dword [esi]
call dword [sym.imp.KERNEL32.dll_TlsGetValue]
test eax, eax
je 0x42379b
push dword [esp + 0xc]
mov ecx, esi
push eax
call fcn.004236b5
jmp 0x42379b
mov eax, dword [esi + 0x14]
test eax, eax
je 0x42379b
push edi
push dword [esp + 0x10]
mov edi, dword [eax + 4]
mov ecx, esi
push eax
call fcn.004236b5
test edi, edi
mov eax, edi
jne 0x423785
pop edi
push ebx
call dword [sym.imp.KERNEL32.dll_LeaveCriticalSection]
pop esi
pop ebx
ret 8

Function at 0x413200
Capabilities:
Packed with generic packer

Disassembly:
pushal
mov esi, section.EYZtqSKO
lea edi, [esi - 0xc000]
push edi
or ebp, 0xffffffff
jmp 0x413222
mov al, byte [esi]
inc esi
mov byte [edi], al
inc edi
add ebx, ebx
jne 0x413229
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
jb 0x413218
mov eax, 1
add ebx, ebx
jne 0x41323b
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
adc eax, eax
add ebx, ebx
jae 0x413230
jne 0x41324c
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
jae 0x413230
xor ecx, ecx
sub eax, 3
jb 0x413260
shl eax, 8
mov al, byte [esi]
inc esi
xor eax, 0xffffffff
je 0x4132d2
mov ebp, eax
add ebx, ebx
jne 0x41326b
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
adc ecx, ecx
add ebx, ebx
jne 0x413278
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
adc ecx, ecx
jne 0x41329c
inc ecx
add ebx, ebx
jne 0x413288
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
adc ecx, ecx
add ebx, ebx
jae 0x41327d
jne 0x413299
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
jae 0x41327d
add ecx, 2
cmp ebp, 0xfffff300
adc ecx, 1
lea edx, [edi + ebp]
cmp ebp, 0xfffffffc
jbe 0x4132bc
mov al, byte [edx]
inc edx
mov byte [edi], al
inc edi
dec ecx
jne 0x4132ad
jmp 0x41321e
mov eax, dword [edx]
add edx, 4
mov dword [edi], eax
add edi, 4
sub ecx, 4
ja 0x4132bc
add edi, ecx
jmp 0x41321e
pop esi
lea edi, [esi + 0x11000]
mov eax, dword [edi]
or eax, eax
je 0x41331b
mov ebx, dword [edi + 4]
lea eax, [eax + esi + 0x130b0]
add ebx, esi
push eax
add edi, 8
call dword [esi + 0x1311c]
xchg ebp, eax
mov al, byte [edi]
inc edi
or al, al
je 0x4132d9
mov ecx, edi
push edi
dec eax
repne scasb al, byte es:[edi]
push ebp
call dword [esi + 0x13124]
or eax, eax
je 0x413315
mov dword [ebx], eax
add ebx, 4
jmp 0x4132f6
call dword [esi + 0x13120]
mov ebp, dword [esi + 0x13128]
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 0x41334f
sub esp, 0xffffff80
jmp section.WZqkObwJ
Function at 0x40ed60
Capabilities:
Enumerate files on windows

Disassembly:
push 0xffffffffffffffff
push 0x47634b
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.0046ab0d
mov ecx, dword [esp + 8]
mov dword [esp + 0x190], 0
mov eax, dword [ecx - 8]
test eax, eax
je 0x40ede2
lea edx, [esp + 0x10]
push 1
push edx
lea ecx, [esp + 0x10]
call fcn.00468860
mov eax, dword [eax]
push 0x57a1f0
push eax
call fcn.0045b334
add esp, 8
lea ecx, [esp + 0x10]
test eax, eax
setne bl
call fcn.0046ad98
test bl, bl
je 0x40ede2
push 0x57a1f0
lea ecx, [esp + 0xc]
call fcn.0046b128
push 0x57dd9c
lea ecx, [esp + 0xc]
call fcn.0046b128
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 0x40ee1e
lea ecx, [esp + 8]
mov dword [esp + 0x190], eax
call fcn.0046ad98
jmp 0x40eee9
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 0x40eea2
lea edx, [esp + 0x7c]
push 0x57dd98
push edx
call fcn.0045b334
add esp, 8
test eax, eax
je 0x40eea2
lea eax, [esp + 0x7c]
push 0x57dd94
push eax
call fcn.0045b334
add esp, 8
test eax, eax
je 0x40eea2
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 0x40ee32
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.0046ad98
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 0x40f700
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 0x40f762
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 0x40f770
Capabilities:
Create process on windows

Disassembly:
push 0xffffffffffffffff
push 0x4763cb
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x20c
mov eax, dword [0x58438c]
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 0x40f8a8
mov ecx, dword [edi + 0x48]
lea esi, [edi + 0x48]
mov eax, dword [ecx - 8]
test eax, eax
jne 0x40f7d6
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.0046ad98
xor eax, eax
jmp 0x40f91f
push str.mailto:
lea ecx, [esp + 0xc]
call fcn.0046aed5
push esi
lea ecx, [esp + 0xc]
call fcn.0046b164
mov ecx, dword [esp + 8]
push ebx
push ebp
mov ebp, dword [esp + 0x22c]
push ebp
push 0
push 0
push ecx
push 0x57ddd4
push 0
call dword [sym.imp.SHELL32.dll_ShellExecuteA]
mov esi, eax
cmp esi, 0x20
ja 0x40f8fd
lea edx, [esp + 0x14]
mov ecx, edi
push edx
push str..htm
push closesocket
call fcn.0040f700
test eax, eax
jne 0x40f8fd
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.0040f700
test eax, eax
jne 0x40f8fd
lea eax, [esp + 0x14]
push 0x57ddb0
push eax
call fcn.0045c4d0
mov esi, eax
add esp, 8
test esi, esi
jne 0x40f8dc
lea ecx, [esp + 0x14]
push 0x57ddac
push ecx
call fcn.0045c450
mov esi, eax
add esp, 8
test esi, esi
jne 0x40f8dc
lea edx, [esp + 0x14]
push edx
call dword [sym.imp.KERNEL32.dll_lstrlenA]
lea esi, [esp + eax + 0x13]
jmp 0x40f8df
lea edx, [edi + 0x4c]
lea ecx, [esp + 8]
push edx
call fcn.0046ae85
mov eax, dword [esp + 8]
mov ecx, dword [eax - 8]
test ecx, ecx
jne 0x40f7ee
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.0046ad98
xor eax, eax
jmp 0x40f91f
mov byte [esi], 0
push 0x57dda8
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.0046ad98
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 0x425120
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 0x42518e
cmp si, 0x69
ja 0x42518e
add esi, 0xffd0
cmp si, 0x11
je 0x42515e
push 0x11
call edi
test ax, ax
jge 0x42515e
or esi, 0x2000
cmp si, 0x10
je 0x425173
push 0x10
call edi
test ax, ax
jge 0x425173
or esi, 0x4000
cmp si, 0x12
je 0x425188
push 0x12
call edi
test ax, ax
jge 0x425188
or esi, 0x8000
mov ax, si
pop edi
pop esi
ret
cmp si, 0x6d
jne 0x42519b
mov esi, 0xbd
jmp 0x42514f
cmp si, 0x6e
jne 0x4251a8
mov esi, 0xbe
jmp 0x42514f
cmp si, 0x6f
jne 0x425149
mov esi, 0xbf
jmp 0x42514f

Function at 0x4273c0
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push ecx
mov eax, dword [0x594a20]
xor edx, edx
cmp eax, edx
jne 0x4273e6
xor eax, eax
mov byte [eax + 0x594920], al
inc eax
cmp eax, 0x100
jl 0x4273ce
mov dword [0x594a20], 1
mov eax, dword [esp + 0xc]
push ebx
mov ebx, dword [esp + 0x14]
push esi
push edi
mov ecx, 0x40
mov esi, 0x594920
mov edi, ebx
rep movsd dword es:[edi], dword [esi]
cmp eax, edx
mov byte [ebx + 0x100], dl
mov byte [ebx + 0x101], dl
jle 0x427477
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 0x42744a
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 0x427418
pop ebp
pop edi
pop esi
pop ebx
pop ecx
ret

Function at 0x4274f0
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 0x427543
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 0x42752a
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 0x42df80
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 0x42e118
cmp ebp, ebx
jle 0x42e118
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 0x42dfde
dec eax
or eax, 0xfffffff8
inc eax
je 0x42dfe5
inc edi
mov dword [esp + 0x10], edi
mov ecx, edi
and ecx, reloc.WS2_32.dll_accept
jns 0x42dff4
dec ecx
or ecx, 0xfffffffe
inc ecx
je 0x42dffb
inc edi
mov dword [esp + 0x10], edi
push 0x18
call fcn.0046aad9
add esp, 4
cmp eax, ebx
je 0x42e01c
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.0046aad9
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 0x42e10e
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 0x42e0f5
mov al, byte [edx]
cmp al, 0xc0
jbe 0x42e0e1
and eax, 0xff
sub eax, 0xc0
inc edx
mov esi, eax
mov dword [esp + 0x24], edx
cmp esi, 1
jle 0x42e0d6
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 0x42e0e4
mov al, byte [edx]
mov esi, dword [esp + 0x18]
mov byte [ebp], al
jmp 0x42e0e4
mov byte [ebp], al
inc ebp
add ecx, 8
inc edx
cmp ecx, esi
mov dword [esp + 0x2c], ecx
jl 0x42e080
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 0x42e071
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