joyce8/EMBER2024-capa huggingface dataset:
Function at 0x4016c0
Capabilities:
Extract resource via kernel32 functions

Disassembly:
mov eax, dword [esp + 8]
push ebx
push esi
push edi
mov edi, dword [esp + 0x10]
push 2
push eax
push edi
xor ebx, ebx
call dword [sym.imp.KERNEL32.dll_FindResourceA]
mov esi, eax
test esi, esi
je 0x40179a
push ebp
push esi
push edi
call dword [sym.imp.KERNEL32.dll_LoadResource]
mov ebx, eax
push esi
push edi
mov dword [esp + 0x20], ebx
call dword [sym.imp.KERNEL32.dll_SizeofResource]
push ebx
mov edi, eax
call dword [sym.imp.KERNEL32.dll_LockResource]
push edi
push 0x42
mov esi, eax
call dword [sym.imp.KERNEL32.dll_GlobalAlloc]
mov ebp, eax
push ebp
call dword [sym.imp.KERNEL32.dll_GlobalLock]
mov ecx, edi
mov ebx, eax
mov edx, ecx
mov edi, ebx
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov eax, dword [esp + 0x18]
mov ecx, edx
and ecx, 3
push eax
rep movsb byte es:[edi], byte [esi]
call dword [sym.imp.KERNEL32.dll_FreeResource]
push 0
call dword [sym.imp.USER32.dll_GetDC]
lea ecx, [esp + 0x14]
mov esi, eax
push ecx
push ebx
call fcn.004017a0
mov edx, dword [esp + 0x24]
add esp, 8
test eax, eax
mov dword [edx], eax
je 0x401767
push 0
push eax
push esi
call dword [sym.imp.GDI32.dll_SelectPalette]
push esi
call dword [sym.imp.GDI32.dll_RealizePalette]
mov eax, dword [esp + 0x14]
mov edi, dword [ebx]
push 0
push ebx
lea ecx, [ebx + eax*4]
add ecx, edi
push ecx
push 4
push ebx
push esi
call dword [sym.imp.GDI32.dll_CreateDIBitmap]
push esi
push 0
mov ebx, eax
call dword [sym.imp.USER32.dll_ReleaseDC]
push ebp
call dword [sym.imp.KERNEL32.dll_GlobalUnlock]
push ebp
call dword [sym.imp.KERNEL32.dll_GlobalFree]
pop ebp
pop edi
mov eax, ebx
pop esi
pop ebx
ret
Function at 0x4019e0
Capabilities:
Terminate process

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x402178
push 0x401c90
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
add esp, 0xffffff98
push ebx
push esi
push edi
mov dword [ebp - 0x18], esp
mov dword [ebp - 4], 0
push 2
call dword [sym.imp.MSVCRT.dll___set_app_type]
add esp, 4
mov dword [0x4030cc], 0xffffffff
mov dword [0x4030d0], 0xffffffff
call dword [sym.imp.MSVCRT.dll___p__fmode]
mov ecx, dword [0x4030c8]
mov dword [eax], ecx
call dword [sym.imp.MSVCRT.dll___p__commode]
mov edx, dword [0x4030c4]
xor byte [eax], al
mov dword [eax], edx
mov eax, dword [sym.imp.MSVCRT.dll__adjust_fdiv]
mov ecx, dword [eax]
mov dword [0x4030d4], ecx
call fcn.00401c10
mov eax, dword [0x4030ac]
test eax, eax
jne 0x401a71
push 0x401c00
call dword [sym.imp.MSVCRT.dll___setusermatherr]
add esp, 4
call fcn.00401bd0
push 0x40300c
push 0x403008
call sub.MSVCRT.dll__initterm
add esp, 8
mov edx, dword [0x4030c0]
mov dword [ebp - 0x6c], edx
lea eax, [ebp - 0x6c]
push eax
mov ecx, dword [0x4030bc]
push ecx
lea edx, [ebp - 0x64]
push edx
lea eax, [ebp - 0x70]
push eax
lea ecx, [ebp - 0x60]
push ecx
call dword [sym.imp.MSVCRT.dll___getmainargs]
add esp, 0x14
push 0x403004
push section..data
call sub.MSVCRT.dll__initterm
add esp, 8
mov edx, dword [sym.imp.MSVCRT.dll__acmdln]
mov esi, dword [edx]
mov dword [ebp - 0x74], esi
cmp byte [esi], 0x22
jne 0x401b7f
inc esi
mov dword [ebp - 0x74], esi
mov al, byte [esi]
test al, al
je 0x401ae5
cmp al, 0x22
jne 0x401ad7
cmp byte [esi], 0x22
jne 0x401aee
inc esi
mov dword [ebp - 0x74], esi
mov al, byte [esi]
test al, al
je 0x401afe
cmp al, 0x20
ja 0x401afe
inc esi
mov dword [ebp - 0x74], esi
jmp 0x401aee
mov dword [ebp - 0x30], 0
lea eax, [ebp - 0x5c]
push eax
call dword [sym.imp.KERNEL32.dll_GetStartupInfoA]
test byte [ebp - 0x30], 1
je 0x401b1f
mov eax, dword [ebp - 0x2c]
and eax, 0xffff
jmp 0x401b24
mov eax, 0xa
push eax
push esi
push 0
push 0
call dword [sym.imp.KERNEL32.dll_GetModuleHandleA]
push eax
call main
mov dword [ebp - 0x68], eax
push eax
call dword [sym.imp.MSVCRT.dll_exit]
jmp 0x401b64
add esp, 4
mov dword [ebp - 4], 0xffffffff
mov ecx, dword [ebp - 0x10]
mov dword fs:[0], ecx
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
cmp byte [esi], 0x20
jbe 0x401aee
inc esi
mov dword [ebp - 0x74], esi
jmp 0x401b7f
Function at 0x4013a0
Capabilities:
Persist via appinit_dlls registry key
Set registry value
Write file on windows

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x2c
mov eax, dword [0x40a004]
xor eax, ebp
mov dword [ebp - 4], eax
push esi
lea eax, [ebp - 0x1c]
push eax
push 3
push 0
push str.SOFTWAREMicrosoftWindows_NTCurrentVersionWindows
push 0x80000002
call dword [sym.imp.ADVAPI32.dll_RegOpenKeyExW]
test eax, eax
je 0x4013de
xor al, al
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0040281c
mov esp, ebp
pop ebp
ret
mov eax, 0x44bd30
lea edx, [eax + 2]
mov cx, word [eax]
add eax, 2
test cx, cx
jne 0x4013e6
mov esi, dword [sym.imp.ADVAPI32.dll_RegSetValueExW]
sub eax, edx
mov edx, dword [ebp - 0x1c]
sar eax, 1
lea ecx, [eax + eax]
push ecx
push 0x44bd30
push 1
push 0
push str.AppInit_DLLs
push edx
call esi
test eax, eax
jne 0x4013cd
mov ecx, dword [ebp - 0x1c]
push 4
lea eax, [ebp - 0x20]
push eax
push 4
push 0
push str.LoadAppInit_DLLs
push ecx
mov dword [ebp - 0x20], 1
call esi
mov edx, dword [ebp - 0x1c]
push edx
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
mov ecx, dword [0x40ab24]
mov edx, dword [0x40ab28]
mov eax, dword [0x40ab20]
mov dword [ebp - 0x10], ecx
mov ecx, dword [0x40ab30]
mov dword [ebp - 0xc], edx
mov edx, dword [0x40ab34]
mov dword [ebp - 0x14], eax
mov eax, dword [0x40ab2c]
mov dword [ebp - 0x28], ecx
mov ecx, dword [0x40ab38]
mov dword [ebp - 0x24], edx
xor edx, edx
or ecx, dword [str.dVc_]
mov dword [ebp - 8], eax
mov dword [ebp - 0x18], edx
mov eax, 0x40ab38
je 0x4014a0
lea esp, [esp]
mov ecx, dword [eax + 0xc]
add eax, 8
add edx, 8
or ecx, dword [eax]
jne 0x401490
mov dword [ebp - 0x18], edx
lea eax, [ebp - 0x28]
push eax
lea ecx, [ebp - 0x14]
push ecx
push 0x40ab38
push 0x40ab38
call fcn.00401200
push 0
push 0
push 2
push 0
push 0
push 0x40000000
push 0x44bd30
call dword [sym.imp.KERNEL32.dll_CreateFileW]
mov esi, eax
cmp esi, 0xffffffff
je 0x4014f5
mov eax, dword [ebp - 0x18]
push 0
lea edx, [ebp - 0x18]
push edx
push eax
push 0x40ab38
push esi
call dword [sym.imp.KERNEL32.dll_WriteFile]
push esi
call dword [sym.imp.KERNEL32.dll_CloseHandle]
mov ecx, dword [ebp - 4]
xor ecx, ebp
mov al, 1
pop esi
call fcn.0040281c
mov esp, ebp
pop ebp
ret
Function at 0x402ee5
Capabilities:
Contain obfuscated stackstrings

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x134
push ebx
push esi
mov esi, dword [sym.imp.KERNEL32.dll_LoadLibraryA]
push edi
mov ebx, str.ADVAPI32.dll
push str.RegCloseKey
push ebx
call esi
mov edi, dword [sym.imp.KERNEL32.dll_GetProcAddress]
push eax
call edi
push str.RegOpenKeyExA
push ebx
mov dword [ebp - 0x28], eax
call esi
push eax
call edi
push reloc.msvcrt.dll_vfprintf
mov dword [ebp - 0x30], eax
xor edx, edx
pop ecx
xor eax, eax
lea edi, [ebp - 0x133]
mov byte [ebp - 0x134], dl
mov byte [ebp - 0x24], 0x53
rep stosd dword es:[edi], eax
stosw word es:[edi], ax
stosb byte es:[edi], al
lea edi, [ebp - 0x24]
or ecx, 0xffffffff
xor eax, eax
mov byte [ebp - 0x23], 0x59
mov byte [ebp - 0x22], 0x53
mov byte [ebp - 0x21], 0x54
mov byte [ebp - 0x20], 0x45
mov byte [ebp - 0x1f], 0x4d
mov byte [ebp - 0x1e], 0x5c
mov byte [ebp - 0x1d], 0x43
mov byte [ebp - 0x1c], 0x75
mov byte [ebp - 0x1b], 0x72
mov byte [ebp - 0x1a], 0x72
mov byte [ebp - 0x19], 0x65
mov byte [ebp - 0x18], 0x6e
mov byte [ebp - 0x17], 0x74
mov byte [ebp - 0x16], 0x43
mov byte [ebp - 0x15], 0x6f
mov byte [ebp - 0x14], 0x6e
mov byte [ebp - 0x13], 0x74
mov byte [ebp - 0x12], 0x72
mov byte [ebp - 0x11], 0x6f
mov byte [ebp - 0x10], 0x6c
mov byte [ebp - 0xf], 0x53
mov byte [ebp - 0xe], 0x65
mov byte [ebp - 0xd], 0x74
mov byte [ebp - 0xc], 0x5c
mov byte [ebp - 0xb], 0x53
mov byte [ebp - 0xa], 0x65
mov byte [ebp - 9], 0x72
mov byte [ebp - 8], 0x76
mov byte [ebp - 7], 0x69
mov byte [ebp - 6], 0x63
mov byte [ebp - 5], 0x65
mov byte [ebp - 4], 0x73
mov byte [ebp - 3], 0x5c
mov byte [ebp - 2], dl
lea ebx, [ebp - 0x134]
repne scasb al, byte es:[edi]
not ecx
sub edi, ecx
mov eax, ecx
mov esi, edi
mov edi, ebx
lea ebx, [ebp - 0x134]
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, eax
and ecx, 3
rep movsb byte es:[edi], byte [esi]
mov edi, dword [ebp + 8]
or ecx, 0xffffffff
xor eax, eax
repne scasb al, byte es:[edi]
not ecx
sub edi, ecx
mov esi, edi
mov edi, ebx
mov ebx, ecx
or ecx, 0xffffffff
repne scasb al, byte es:[edi]
mov ecx, ebx
dec edi
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
lea eax, [ebp - 0x2c]
mov ecx, ebx
push eax
push 0xf003f
lea eax, [ebp - 0x134]
and ecx, 3
push edx
push eax
rep movsb byte es:[edi], byte [esi]
push connect
call dword [ebp - 0x30]
pop edi
pop esi
test eax, eax
pop ebx
jne 0x403040
push dword [ebp - 0x2c]
call dword [ebp - 0x28]
push 1
pop eax
leave
ret
xor eax, eax
leave
ret
Function at 0x401522
Capabilities:
Check if file exists
Encode data using base64 via winapi

Disassembly:
push ecx
push edx
sub esp, 0x540
xor eax, eax
mov dword [esp + 0x534], eax
mov dword [esp + 0x538], 0x14
mov eax, dword [esp + 0x534]
mov word [esp + 0x208], ax
mov al, byte [esp + 0x534]
mov byte [esp + 0x524], al
mov eax, dword [esp + 0x534]
mov word [esp + 0x410], ax
lea eax, [esp + 0x410]
push eax
push eax
call dword [sym.imp.SHLWAPI.DLL_PathAppendW]
push 0x104
lea eax, [esp + 4]
push eax
push 0
call dword [sym.imp.KERNEL32.DLL_GetModuleFileNameW]
lea eax, [esp + 0x538]
push eax
lea eax, [esp + 0x514]
push eax
push 1
push 1
lea eax, [esp + 0x218]
push eax
call dword [sym.imp.CRYPT32.DLL_CryptBinaryToStringW]
mov al, byte [esp + 0x534]
mov byte [esp + 0x490], al
lea eax, [esp + 0x490]
push eax
push eax
push eax
call dword [sym.imp.SHLWAPI.DLL_PathCombineA]
mov eax, esp
push eax
call dword [sym.imp.SHLWAPI.DLL_PathFileExistsW]
mov eax, dword [esp + 0x534]
push eax
mov eax, dword [esp + 0x538]
push eax
mov eax, dword [esp + 0x53c]
push eax
call dword [sym.imp.KERNEL32.DLL_CreateMutexA]
mov al, byte [esp + 0x534]
mov byte [esp + 0x52c], al
mov al, byte [esp + 0x534]
mov byte [esp + 0x4d0], al
lea eax, [esp + 0x4d0]
push eax
push eax
call dword [sym.imp.SHLWAPI.DLL_PathAppendA]
movzx eax, word [esp + 0x510]
sub eax, 0x47
mov dword [esp + 0x53c], eax
mov eax, dword [esp + 0x538]
add dword [esp + 0x53c], eax
lea eax, [esp + 0x52c]
push eax
lea eax, [esp + 0x528]
push eax
call dword [sym.imp.KERNEL32.DLL_lstrcpyA]
mov eax, dword [esp + 0x53c]
add esp, 0x540
pop edx
pop ecx
ret

Function at 0x401c56
Capabilities:
Allocate or change rwx memory

Disassembly:
push eax
sub ebp, 0x82
mov ebx, eax
test eax, eax
je 0x401ba3
mov edx, dword [0x404050]
add edx, edx
jmp 0x401ba9
mov edx, dword [0x404050]
mov eax, 0x404054
call fcn.00401b7d
xor eax, eax
mov dword [ebp + 0x7e], eax
lea eax, [ebp + 0x7e]
push eax
jmp 0x401c78
push ebx
push ecx
push edx
push esi
enter 0x84, 0
jmp 0x401b8c
mov eax, dword [ebp - 6]
or al, 0x40
mov esi, 0x403150
push eax
sub esi, fcn.004028ea
push esi
push fcn.004028ea
call dword [sym.imp.KERNEL32.DLL_VirtualProtect]
cmp dword [ebp + 0x7e], 0
je 0x401cbc
mov ebx, dword [ebp - 6]
mov eax, fcn.004028ea
mov edx, esi
call fcn.00401b7d
mov ebx, dword [ebp - 6]
mov edx, 0x1c000
mov eax, 0x404054
call fcn.00401da8
lea edx, [ebp - 2]
mov eax, dword [ebp - 6]
mov dword [ebp - 2], 0
call fcn.00401188
mov edx, dword [ebp - 6]
mov eax, dword [ebp - 6]
add edx, 0x1c000
dec eax
mov cl, byte [ebp - 6]
and edx, eax
mov eax, 0x404054
lea ebx, [ebp - 2]
shr eax, cl
call fcn.004028ea
lea esp, [ebp + 0x82]
pop ebp
pop esi
pop edx
pop ecx
pop ebx
ret
Function at 0x419b00
Capabilities:
Encode data using add xor sub operations
Encode data using xor

Disassembly:
mov esi, 0xa56218a8
sbb eax, 0xa054bd
xlatb
and al, 0x53
xor ah, dh
fcomp qword [edi + 0xb8270fd]
cmc
sub eax, 0x3d0774e4
sbb byte [edi + 0x17], bl
aaa
xor ecx, edx
jecxz 0x419b1c
jl 0x419b5b
mov dword [0x7e9c2ec7], eax
inc edi
out 0xd0, eax
mov edi, dword [esi]
sbb esi, dword [edx]
int 0xcf
rcl byte [eax]
fiadd dword [ebp + 0x12]
jecxz 0x419b69
sbb al, byte [eax + eax + 0x74000000]
stc
test byte [eax], al
add byte [eax], al
add byte [ecx + edi*8 - 0x43], dh
je 0x419afb
mov ebp, 0x7731d031
add dword [eax], eax
invalid
jp 0x419b0c
je 0x419afb
mov ebp, 0x7731d031
add dword [eax], eax
call 0xab419b88
jae 0x419b16
add byte [ebx + 0x26000673], ch
add byte [esi], ah
add eax, 0x31a8d00
add byte [ecx], ch
cdq
sub byte [0x45157ab7], 0x2e
loopne 0x419abf
add eax, dword [eax]
sub dword [ecx + 0x7ab72d82], ebx
mov bh, 0x7a
adc eax, 0x9ce02e45
int 0x9e
fimul dword [ebp - 0x7d]
shr byte [edx - 0x675b92], 0xf3
ja 0x419b81
leave
inc edi
hlt
jge 0x419bb6
outsd dx, dword [esi]
dec eax
mov bl, dh
xor esi, ebp
aas
wait
sbb ebx, ebx
std
clc
into
ret 0xab06
salc
adc eax, 0xe3fec155
mov dword [0x7160e872], eax
and dword gs:[eax], ebx
lea ebp, [edx]
lea eax, [eax]
cmpsd dword [esi], dword es:[edi]
std
mov ebp, 0x4b70e31b
dec edi
sbb ch, cl
mov eax, 0xdabfde48
hlt
int 0xf8
scasb al, byte es:[edi]
xor ebx, dword [ebx + 0x54]
ret
Function at 0x409fb0
Capabilities:
Enumerate files on windows

Disassembly:
push 0xffffffffffffffff
push 0x46b6bb
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.00460196
mov ecx, dword [esp + 8]
mov dword [esp + 0x190], 0
mov eax, dword [ecx - 8]
test eax, eax
je 0x40a032
lea edx, [esp + 0x10]
push 1
push edx
lea ecx, [esp + 0x10]
call fcn.0045e0ad
mov eax, dword [eax]
push 0x4821c0
push eax
call fcn.00450f24
add esp, 8
lea ecx, [esp + 0x10]
test eax, eax
setne bl
call fcn.00460421
test bl, bl
je 0x40a032
push 0x4821c0
lea ecx, [esp + 0xc]
call fcn.004607b1
push 0x485d3c
lea ecx, [esp + 0xc]
call fcn.004607b1
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 0x40a06e
lea ecx, [esp + 8]
mov dword [esp + 0x190], eax
call fcn.00460421
jmp 0x40a139
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 0x40a0f2
lea edx, [esp + 0x7c]
push 0x485d38
push edx
call fcn.00450f24
add esp, 8
test eax, eax
je 0x40a0f2
lea eax, [esp + 0x7c]
push 0x485d34
push eax
call fcn.00450f24
add esp, 8
test eax, eax
je 0x40a0f2
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 0x40a082
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.00460421
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 0x40a930
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 0x40a992
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 0x40a9a0
Capabilities:
Create process on windows

Disassembly:
push 0xffffffffffffffff
push 0x46b73b
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x20c
mov eax, dword [0x48de28]
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 0x40aad8
mov ecx, dword [edi + 0x48]
lea esi, [edi + 0x48]
mov eax, dword [ecx - 8]
test eax, eax
jne 0x40aa06
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.00460421
xor eax, eax
jmp 0x40ab4f
push str.mailto:
lea ecx, [esp + 0xc]
call fcn.0046055e
push esi
lea ecx, [esp + 0xc]
call fcn.004607ed
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 0x40ab2d
lea edx, [esp + 0x14]
mov ecx, edi
push edx
push str..htm
push closesocket
call fcn.0040a930
test eax, eax
jne 0x40ab2d
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.0040a930
test eax, eax
jne 0x40ab2d
lea eax, [esp + 0x14]
push 0x485d50
push eax
call fcn.00451f60
mov esi, eax
add esp, 8
test esi, esi
jne 0x40ab0c
lea ecx, [esp + 0x14]
push 0x485d4c
push ecx
call fcn.00451ee0
mov esi, eax
add esp, 8
test esi, esi
jne 0x40ab0c
lea edx, [esp + 0x14]
push edx
call dword [sym.imp.KERNEL32.dll_lstrlenA]
lea esi, [esp + eax + 0x13]
jmp 0x40ab0f
lea edx, [edi + 0x4c]
lea ecx, [esp + 8]
push edx
call fcn.0046050e
mov eax, dword [esp + 8]
mov ecx, dword [eax - 8]
test ecx, ecx
jne 0x40aa1e
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.00460421
xor eax, eax
jmp 0x40ab4f
mov byte [esi], 0
push 0x485d48
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.00460421
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 0x41b230
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 0x41b29e
cmp si, 0x69
ja 0x41b29e
add esi, 0xffd0
cmp si, 0x11
je 0x41b26e
push 0x11
call edi
test ax, ax
jge 0x41b26e
or esi, 0x2000
cmp si, 0x10
je 0x41b283
push 0x10
call edi
test ax, ax
jge 0x41b283
or esi, 0x4000
cmp si, 0x12
je 0x41b298
push 0x12
call edi
test ax, ax
jge 0x41b298
or esi, 0x8000
mov ax, si
pop edi
pop esi
ret
cmp si, 0x6d
jne 0x41b2ab
mov esi, 0xbd
jmp 0x41b25f
cmp si, 0x6e
jne 0x41b2b8
mov esi, 0xbe
jmp 0x41b25f
cmp si, 0x6f
jne 0x41b259
mov esi, 0xbf
jmp 0x41b25f

Function at 0x41c950
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push ecx
mov eax, dword [0x49e478]
xor edx, edx
cmp eax, edx
jne 0x41c976
xor eax, eax
mov byte [eax + 0x49e378], al
inc eax
cmp eax, 0x100
jl 0x41c95e
mov dword [0x49e478], 1
mov eax, dword [esp + 0xc]
push ebx
mov ebx, dword [esp + 0x14]
push esi
push edi
mov ecx, 0x40
mov esi, 0x49e378
mov edi, ebx
rep movsd dword es:[edi], dword [esi]
cmp eax, edx
mov byte [ebx + 0x100], dl
mov byte [ebx + 0x101], dl
jle 0x41ca07
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 0x41c9da
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 0x41c9a8
pop ebp
pop edi
pop esi
pop ebx
pop ecx
ret

Function at 0x41ca80
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 0x41cad3
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 0x41caba
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 0x423510
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 0x4236a8
cmp ebp, ebx
jle 0x4236a8
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 0x42356e
dec eax
or eax, 0xfffffff8
inc eax
je 0x423575
inc edi
mov dword [esp + 0x10], edi
mov ecx, edi
and ecx, reloc.WS2_32.dll_accept
jns 0x423584
dec ecx
or ecx, 0xfffffffe
inc ecx
je 0x42358b
inc edi
mov dword [esp + 0x10], edi
push 0x18
call fcn.00460162
add esp, 4
cmp eax, ebx
je 0x4235ac
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.00460162
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 0x42369e
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 0x423685
mov al, byte [edx]
cmp al, 0xc0
jbe 0x423671
and eax, 0xff
sub eax, 0xc0
inc edx
mov esi, eax
mov dword [esp + 0x24], edx
cmp esi, 1
jle 0x423666
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 0x423674
mov al, byte [edx]
mov esi, dword [esp + 0x18]
mov byte [ebp], al
jmp 0x423674
mov byte [ebp], al
inc ebp
add ecx, 8
inc edx
cmp ecx, esi
mov dword [esp + 0x2c], ecx
jl 0x423610
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 0x423601
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 0x426c00
Capabilities:
Access peb ldr_data

Disassembly:
mov eax, dword fs:[0]
push 0xffffffffffffffff
push 0x46cc08
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 0x426c39
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.00467b0f
mov eax, dword [esp + 0x40]
push 0
push edi
push eax
lea ecx, [esp + 0x14]
mov dword [esp + 0x44], 0
call fcn.00467b5b
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.00426cc0
lea ecx, [esp + 8]
mov esi, eax
mov dword [esp + 0x38], 0xffffffff
call fcn.00467b98
mov ecx, dword [esp + 0x30]
mov eax, esi
pop edi
pop esi
mov dword fs:[0], ecx
add esp, 0x34
ret 0x24