joyce8/EMBER2024-capa huggingface dataset:
Function at 0x10cb30b
Capabilities:
Query or enumerate registry value

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
push ecx
push ecx
push esi
lea eax, [ebp - 4]
push eax
push 0x20019
xor esi, esi
push esi
push 0x1012fbc
push 0x80000000
call dword [sym.imp.ADVAPI32.dll_RegOpenKeyExA]
test eax, eax
jne 0x10cb363
lea eax, [ebp - 8]
push eax
push dword [ebp + 8]
mov dword [ebp - 8], 0x104
push esi
push esi
push 0x1009aca
push dword [ebp - 4]
call dword [sym.imp.ADVAPI32.dll_RegQueryValueExA]
test eax, eax
jne 0x10cb356
inc esi
push dword [ebp - 4]
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
mov eax, esi
jmp 0x10cb365
xor eax, eax
pop esi
leave
ret 4

Function at 0x40115c
Capabilities:
Encode data using xor

Disassembly:
push 0x407544
call sub.MSVBVM60.DLL_ThunRTMain
add byte [eax], al
add byte [eax], al
add byte [eax], al
xor byte [eax], al
add byte [eax], al
inc eax
add byte [eax], al
add byte [eax], al
add byte [eax], al
add byte [eax - 0x77061d7a], cl
das
cmp cl, byte [ebx - 0x67]
lcall 0x352, 0xc651b049
add byte [eax], al
add byte [eax], al
add byte [eax], al
add dword [eax], eax
add byte [eax], al
add byte [eax], al
add byte [eax], al
add byte [eax], al
dec ecx
outsb dx, byte [esi]
jae 0x401210
je 0x4011fe
popal
insb byte es:[edi], dx
insb byte es:[edi], dx
inc ebx
insb byte es:[edi], dx
imul esp, dword [ebp + 0x6e], 0x74
add byte [eax], al
add byte [eax], al
dec esp
xor dword [eax], eax
add byte [ecx], bl
jne 0x40119b
in al, dx
fcmovne st(0), st(1)
push ebx
inc edi
movsb byte es:[edi], byte [esi]
invalid
add byte [eax], al
add byte [eax], al
add byte [eax], al
add bh, ch
bound eax, qword [eax]
add dl, ch
bound eax, qword [eax]
add byte [eax], al
or byte [eax], al
push ebp
push eax
inc ebx
insb byte es:[edi], dx
imul esp, dword [ebp + 0x6e], 0x10d0074
or eax, 0x736e4900
je 0x401283
insb byte es:[edi], dx
insb byte es:[edi], dx
inc ebx
insb byte es:[edi], dx
imul esp, dword [ebp + 0x6e], 0x90074
or al, byte [ecx]
sbb dword [ecx], eax
add byte [eax], al
pop ds
add dword [edx], esp
add al, 0x23
xchg byte [edx], ah
add byte [esp + esi*2], ch
add byte [esi + 0x62], bh
add byte [eax], al
add byte [eax], al
add dword [eax], eax
or dword [eax], eax
adc byte [eax], dl
adc byte [eax], al
add dword [eax], eax
add al, 0
sub byte [ecx], al
add byte [eax], al
xchg esi, eax
add byte [eax], al
add byte [eax], ah
and byte [eax], dl
add byte [ecx], al
add byte [eax + eax], al
call 0xbe40126a
add dword [eax], eax
add byte [eax], dh
xor byte [eax], dl
add byte [ecx], al
add byte [eax + eax], al
push 0xa6000006
add al, 0
add byte [eax], dl
adc byte [eax], al
add byte [ecx], al
add byte [eax], cl
add byte [eax + 5], ch
add byte [eax], al
push cs
push 0xe000005
or eax, dword [eax]
add byte [eax], ah
and byte [eax], al
add byte [ecx], al
add byte [eax], cl
add byte [eax + 0x76000008], ch
adc byte [eax], al
add byte [eax], dh
xor byte [eax], al
add byte [ecx], al
add byte [eax], cl
add byte [eax + 0x1e00000e], ch
sbb dword [eax], eax
add byte [eax], dl
adc byte [eax], al
add byte [ecx], al
add byte [eax], ah
add byte [eax + 4], ch
add byte [eax], al
invalid
Function at 0x102ed16
Capabilities:
Check os version

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
sub esp, 0x118
mov eax, dword [0x1035f7c]
mov dword [ebp - 4], eax
lea eax, [ebp - 0x118]
push eax
mov dword [ebp - 0x118], 0x114
call dword [sym.imp.KERNEL32.dll_GetVersionExW]
test eax, eax
je 0x102ed5b
cmp dword [ebp - 0x108], 2
jne 0x102ed5b
cmp dword [ebp - 0x114], 5
jb 0x102ed5b
xor eax, eax
inc eax
jmp 0x102ed5d
xor eax, eax
mov ecx, dword [ebp - 4]
call fcn.0102451e
leave
ret

Function at 0x403d61
Capabilities:
Encode data using xor

Disassembly:
push eax
push ebx
mov eax, 0x499
mov ecx, 0x404498
mov bl, byte [ecx]
sub bl, 0xf2
rol bl, 2
sub bl, cl
ror bl, 1
mov byte [ecx], bl
dec ecx
dec eax
jne 0x403d6d
mov eax, 0x261d
mov ecx, 0x403764
mov bl, byte [ecx]
rol bl, 7
ror bl, 2
sub bl, cl
xor bl, 0x91
mov byte [ecx], bl
dec ecx
dec eax
jne 0x403d8a
pop ebx
pop eax
add ecx, 0x2c1a
jmp ecx
Function at 0x490a92
Capabilities:
Contain obfuscated stackstrings

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x118
pushal
mov edx, dword [ebp + 0xc]
mov eax, dword [edx + 0x3c]
add eax, edx
add eax, 4
add eax, 0x14
lea eax, [eax + 0x60]
add eax, 8
mov eax, dword [eax]
add eax, edx
mov dword [ebp - 0x18], eax
mov byte [ebp - 0x118], 0x49
mov byte [ebp - 0x117], 0x6d
mov byte [ebp - 0x116], 0x70
mov byte [ebp - 0x115], 0x6f
mov byte [ebp - 0x114], 0x72
mov byte [ebp - 0x113], 0x74
mov byte [ebp - 0x112], 0x20
mov byte [ebp - 0x111], 0x54
mov byte [ebp - 0x110], 0x61
mov byte [ebp - 0x10f], 0x62
mov byte [ebp - 0x10e], 0x6c
mov byte [ebp - 0x10d], 0x65
mov byte [ebp - 0x10c], 0x3a
mov byte [ebp - 0x10b], 0
mov eax, 1
mov eax, 1
test eax, eax
je 0x490b67
lea esi, [ebp - 0x14]
mov ecx, 0x14
mov al, 0
mov byte [esi], al
inc esi
dec ecx
jne 0x490b31
mov ebx, dword [ebp - 0x18]
lea esi, [ebp - 0x14]
mov edi, ebx
mov ecx, 0x14
repe cmpsb byte [esi], byte es:[edi]
je 0x490b5d
push ebx
push dword [ebp + 0xc]
push dword [ebp + 8]
call fcn.00490b71
test eax, eax
je 0x490b67
add ebx, 0x14
jmp 0x490b3a
popal
mov eax, 1
leave
ret 8
popal
mov eax, 0
leave
ret 8
Function at 0x490b71
Capabilities:
Contain obfuscated stackstrings

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x10c
pushal
mov eax, 1
test eax, eax
je 0x490ddd
mov byte [ebp - 0x10c], 0x50
mov byte [ebp - 0x10b], 0x72
mov byte [ebp - 0x10a], 0x6f
mov byte [ebp - 0x109], 0x63
mov byte [ebp - 0x108], 0x65
mov byte [ebp - 0x107], 0x73
mov byte [ebp - 0x106], 0x73
mov byte [ebp - 0x105], 0x69
mov byte [ebp - 0x104], 0x6e
mov byte [ebp - 0x103], 0x67
mov byte [ebp - 0x102], 0x20
mov byte [ebp - 0x101], 0x49
mov byte [ebp - 0x100], 0x6d
mov byte [ebp - 0xff], 0x70
mov byte [ebp - 0xfe], 0x6f
mov byte [ebp - 0xfd], 0x72
mov byte [ebp - 0xfc], 0x74
mov byte [ebp - 0xfb], 0x20
mov byte [ebp - 0xfa], 0x44
mov byte [ebp - 0xf9], 0x69
mov byte [ebp - 0xf8], 0x72
mov byte [ebp - 0xf7], 0x65
mov byte [ebp - 0xf6], 0x63
mov byte [ebp - 0xf5], 0x74
mov byte [ebp - 0xf4], 0x6f
mov byte [ebp - 0xf3], 0x72
mov byte [ebp - 0xf2], 0x79
mov byte [ebp - 0xf1], 0x3a
mov byte [ebp - 0xf0], 0
mov eax, 1
mov eax, dword [ebp + 0x10]
mov eax, dword [eax + 0xc]
add eax, dword [ebp + 0xc]
mov ebx, eax
mov eax, 1
test eax, eax
je 0x490ddd
mov eax, 1
test eax, eax
je 0x490ddd
push ebx
call dword [sym.imp.KERNEL32.DLL_LoadLibraryA]
test eax, eax
je 0x490ddd
mov dword [ebp - 4], eax
mov edx, dword [ebp + 0x10]
mov eax, dword [edx]
add eax, dword [ebp + 0xc]
mov dword [ebp - 0xc], eax
mov eax, dword [edx + 0x10]
add eax, dword [ebp + 0xc]
mov dword [ebp - 8], eax
sub ecx, ecx
mov eax, dword [ebp - 0xc]
add eax, ecx
mov eax, dword [eax]
test eax, eax
je 0x490dd3
mov ebx, eax
and eax, 0x80000000
jne 0x490d4a
mov byte [ebp - 0x10c], 0x4e
mov byte [ebp - 0x10b], 0x61
mov byte [ebp - 0x10a], 0x6d
mov byte [ebp - 0x109], 0x65
mov byte [ebp - 0x108], 0x3a
mov byte [ebp - 0x107], 0x20
mov byte [ebp - 0x106], 0
lea eax, [ebp - 0x10c]
mov eax, 1
test eax, eax
je 0x490ddd
add ebx, dword [ebp + 0xc]
lea ebx, [ebx + 2]
mov eax, ebx
mov eax, 1
test eax, eax
je 0x490ddd
mov eax, 1
test eax, eax
je 0x490ddd
push ecx
push ebx
push dword [ebp - 4]
call dword [sym.imp.KERNEL32.DLL_GetProcAddress]
pop ecx
test eax, eax
je 0x490ddd
mov ebx, dword [ebp - 8]
add ebx, ecx
mov dword [ebx], eax
add ecx, 4
jmp 0x490ca5
mov byte [ebp - 0x10c], 0x4f
mov byte [ebp - 0x10b], 0x72
mov byte [ebp - 0x10a], 0x64
mov byte [ebp - 0x109], 0x69
mov byte [ebp - 0x108], 0x6e
mov byte [ebp - 0x107], 0x61
mov byte [ebp - 0x106], 0x6c
mov byte [ebp - 0x105], 0x3a
mov byte [ebp - 0x104], 0x20
mov byte [ebp - 0x103], 0
lea eax, [ebp - 0x10c]
mov eax, 1
test eax, eax
je 0x490ddd
xor ebx, 0x80000000
mov eax, ebx
mov eax, 1
test eax, eax
je 0x490b67
push ecx
push ebx
push dword [ebp - 4]
call dword [sym.imp.KERNEL32.DLL_GetProcAddress]
pop ecx
test eax, eax
je 0x490ddd
mov ebx, dword [ebp - 8]
add ebx, ecx
mov dword [ebx], eax
add ecx, 4
jmp 0x490ca5
popal
mov eax, 1
leave
ret 0xc
popal
mov eax, 0
leave
ret 0xc
Function at 0x490e9d
Capabilities:
Contain obfuscated stackstrings

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x118
pushal
mov edx, dword [ebp + 0xc]
sub eax, eax
mov ax, word [edx + 2]
mov dword [ebp - 0x118], eax
add edx, 0x14
mov eax, dword [edx + 0x1c]
mov dword [ebp - 0x114], eax
mov eax, dword [edx + 0x38]
mov dword [ebp - 0x110], edx
lea edx, [ebp - 0xc]
mov ebx, dword [ebp + 8]
push edx
push 4
push eax
push dword [ebp - 0x114]
call dword [ebx + 0x24]
test eax, eax
je 0x490fee
mov byte [ebp - 0x10c], 0x53
mov byte [ebp - 0x10b], 0x65
mov byte [ebp - 0x10a], 0x74
mov byte [ebp - 0x109], 0x20
mov byte [ebp - 0x108], 0x49
mov byte [ebp - 0x107], 0x6d
mov byte [ebp - 0x106], 0x61
mov byte [ebp - 0x105], 0x67
mov byte [ebp - 0x104], 0x65
mov byte [ebp - 0x103], 0x20
mov byte [ebp - 0x102], 0x77
mov byte [ebp - 0x101], 0x72
mov byte [ebp - 0x100], 0x69
mov byte [ebp - 0xff], 0x74
mov byte [ebp - 0xfe], 0x61
mov byte [ebp - 0xfd], 0x62
mov byte [ebp - 0xfc], 0x6c
mov byte [ebp - 0xfb], 0x65
mov byte [ebp - 0xfa], 0x3a
mov byte [ebp - 0xf9], 0
mov eax, 1
mov eax, 1
test eax, eax
je 0x490fee
mov edx, dword [ebp - 0x110]
lea ebx, [edx + 0x60]
mov eax, dword [edx + 0x5c]
mov edx, 8
mul edx
add eax, ebx
mov dword [ebp - 8], eax
mov eax, 0x28
mov edx, dword [ebp - 0x118]
mul edx
add eax, dword [ebp - 8]
mov ebx, dword [ebp + 0x10]
sub eax, ebx
mov dword [ebp - 4], eax
mov edi, dword [ebp - 0x114]
mov esi, dword [ebp + 0x10]
mov ecx, dword [ebp - 4]
rep movsb byte es:[edi], byte [esi]
mov ecx, dword [ebp - 0x118]
mov ebx, dword [ebp - 8]
push dword [ebp + 0x10]
push dword [ebp - 0x114]
push ebx
push dword [ebp + 8]
call fcn.00490ff8
test eax, eax
je 0x490fee
add ebx, 0x28
dec ecx
jne 0x490fc7
popal
mov eax, dword [ebp - 0x114]
leave
ret 0x10
popal
mov eax, 0
leave
ret 0x10

Function at 0x49109e
Capabilities:
Inspect section memory permissions

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x108
pushal
mov edx, dword [ebp + 0xc]
mov ebx, dword [edx + 0x24]
and ebx, 0xe0000000
cmp ebx, 0xe0000000
jne 0x4910c9
mov eax, 0x40
mov dword [ebp - 0x108], eax
jmp 0x49112e
mov ebx, dword [edx + 0x24]
and ebx, 0x60000000
cmp ebx, 0x60000000
jne 0x4910e7
mov eax, 0x20
mov dword [ebp - 0x108], eax
jmp 0x49112e
mov ebx, dword [edx + 0x24]
and ebx, 0xc0000000
cmp ebx, 0xc0000000
jne 0x491105
mov eax, 4
mov dword [ebp - 0x108], eax
jmp 0x49112e
mov ebx, dword [edx + 0x24]
and ebx, 0x40000000
cmp ebx, 0x40000000
jne 0x491123
mov eax, 2
mov dword [ebp - 0x108], eax
jmp 0x49112e
mov eax, 1
mov dword [ebp - 0x108], eax
mov edx, dword [ebp + 0xc]
mov eax, dword [edx + 0xc]
add eax, dword [ebp + 0x10]
mov ebx, dword [edx + 8]
mov ecx, dword [ebp + 8]
lea edx, [ebp - 0x104]
push edx
push dword [ebp - 0x108]
push ebx
push eax
call dword [ecx + 0x24]
test eax, eax
je 0x49116b
mov edx, dword [ebp + 0xc]
mov eax, dword [edx + 0xc]
add eax, dword [ebp + 0x10]
mov eax, 1
popal
mov eax, 1
leave
ret 0x10
popal
sub eax, eax
leave
ret 0x10
Function at 0x491172
Capabilities:
Parse pe header

Disassembly:
push ebp
mov ebp, esp
sub esp, 4
pushal
mov edx, dword [ebp + 8]
mov ax, word [edx]
cmp ax, 0x5a4d
jne 0x4911a1
mov eax, dword [edx + 0x3c]
add edx, eax
mov eax, dword [edx]
cmp eax, 0x4550
jne 0x4911a1
add edx, 4
mov dword [ebp - 4], edx
popal
mov eax, dword [ebp - 4]
leave
ret 8
popal
sub eax, eax
leave
ret 8

Function at 0x491dff
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
sub esp, 4
mov ecx, 3
mov edx, 1
push ecx
push dword [ebp + 8]
call fcn.00491f04
rol eax, 8
push dword [ebp + 0xc]
push eax
call fcn.00491f20
push edx
push dword [ebp + 0x10]
push eax
call fcn.00491eec
inc edx
mov ebx, eax
push ecx
sub ecx, 3
push ecx
push dword [ebp + 8]
call fcn.00491f04
pop ecx
xor eax, ebx
inc ecx
push ecx
push dword [ebp + 8]
push eax
call fcn.00491ecb
push ecx
push dword [ebp + 8]
call fcn.00491f04
mov ebx, eax
push ecx
sub ecx, 3
push ecx
push dword [ebp + 8]
call fcn.00491f04
pop ecx
xor eax, ebx
inc ecx
push ecx
push dword [ebp + 8]
push eax
call fcn.00491ecb
push ecx
push dword [ebp + 8]
call fcn.00491f04
mov ebx, eax
push ecx
sub ecx, 3
push ecx
push dword [ebp + 8]
call fcn.00491f04
pop ecx
xor eax, ebx
inc ecx
push ecx
push dword [ebp + 8]
push eax
call fcn.00491ecb
push ecx
push dword [ebp + 8]
call fcn.00491f04
mov ebx, eax
push ecx
sub ecx, 3
push ecx
push dword [ebp + 8]
call fcn.00491f04
pop ecx
xor eax, ebx
inc ecx
push ecx
push dword [ebp + 8]
push eax
call fcn.00491ecb
cmp ecx, 0x2b
jne 0x491e0f
leave
ret 0xc

Function at 0x4934b4
Capabilities:
Contain obfuscated stackstrings

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x118
pushal
mov byte [ebp - 0x118], 0x42
mov byte [ebp - 0x117], 0x72
mov byte [ebp - 0x116], 0x75
mov byte [ebp - 0x115], 0x74
mov byte [ebp - 0x114], 0x65
mov byte [ebp - 0x113], 0x66
mov byte [ebp - 0x112], 0x6f
mov byte [ebp - 0x111], 0x72
mov byte [ebp - 0x110], 0x63
mov byte [ebp - 0x10f], 0x69
mov byte [ebp - 0x10e], 0x6e
mov byte [ebp - 0x10d], 0x67
mov byte [ebp - 0x10c], 0x20
mov byte [ebp - 0x10b], 0x4b
mov byte [ebp - 0x10a], 0x65
mov byte [ebp - 0x109], 0x79
mov byte [ebp - 0x108], 0
mov eax, 1
lea edi, [ebp - 0x14]
mov ecx, 0x10
mov al, 0
mov byte [edi], al
inc edi
dec ecx
jne 0x493544
mov eax, dword [ebp + 8]
push 4
push 0x3000
push 0x839c0
push 0
call dword [eax + 0x20]
test eax, eax
je 0x4935d6
mov dword [ebp - 4], eax
mov edi, eax
mov esi, dword [ebp + 0xc]
mov ecx, 0x839c0
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
lea eax, [ebp - 0x14]
push eax
push dword [ebp + 0xc]
push dword [ebp + 0xc]
push 0x839c0
call fcn.004933fa
push 0x839c0
push dword [ebp + 0xc]
call fcn.004911a8
test eax, eax
jne 0x4935b8
mov esi, dword [ebp - 4]
mov edi, dword [ebp + 0xc]
mov ecx, 0x839c0
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
lea eax, [ebp - 0x14]
push eax
call fcn.004935dd
test eax, eax
je 0x4935d6
jmp 0x493574
mov eax, dword [ebp + 8]
push 0x8000
push 0
push dword [ebp - 4]
call dword [eax + 0x28]
test eax, eax
je 0x4935d6
popal
mov eax, 1
leave
ret 8
popal
sub eax, eax
leave
ret 8
Function at 0x49360b
Capabilities:
Terminate process

Disassembly:
call fcn.00493618
push 0
call dword [sym.imp.KERNEL32.DLL_ExitProcess]

Function at 0x403d61
Capabilities:
Encode data using xor

Disassembly:
push eax
push ebx
mov eax, 0x499
mov ecx, 0x404498
mov bl, byte [ecx]
sub bl, 0xf2
rol bl, 2
sub bl, cl
ror bl, 1
mov byte [ecx], bl
dec ecx
dec eax
jne 0x403d6d
mov eax, 0x261d
mov ecx, 0x403764
mov bl, byte [ecx]
rol bl, 7
ror bl, 2
sub bl, cl
xor bl, 0x91
mov byte [ecx], bl
dec ecx
dec eax
jne 0x403d8a
pop ebx
pop eax
add ecx, 0x2c1a
jmp ecx

Function at 0x403d61
Capabilities:
Encode data using xor

Disassembly:
push eax
push ebx
mov eax, 0x499
mov ecx, 0x404498
mov bl, byte [ecx]
sub bl, 0xf2
rol bl, 2
sub bl, cl
ror bl, 1
mov byte [ecx], bl
dec ecx
dec eax
jne 0x403d6d
mov eax, 0x261d
mov ecx, 0x403764
mov bl, byte [ecx]
rol bl, 7
ror bl, 2
sub bl, cl
xor bl, 0x91
mov byte [ecx], bl
dec ecx
dec eax
jne 0x403d8a
pop ebx
pop eax
add ecx, 0x2c1a
jmp ecx
Function at 0x1000fd60
Capabilities:
Enumerate files on windows

Disassembly:
push 0xffffffffffffffff
push 0x10086d8b
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.1007b310
mov ecx, dword [esp + 8]
mov dword [esp + 0x190], 0
mov eax, dword [ecx - 8]
test eax, eax
je 0x1000fde2
lea edx, [esp + 0x10]
push 1
push edx
lea ecx, [esp + 0x10]
call fcn.10078751
mov eax, dword [eax]
push 0x100a2234
push eax
call fcn.1006b184
add esp, 8
lea ecx, [esp + 0x10]
test eax, eax
setne bl
call fcn.1007b59b
test bl, bl
je 0x1000fde2
push 0x100a2234
lea ecx, [esp + 0xc]
call fcn.1007b92b
push 0x100a5d78
lea ecx, [esp + 0xc]
call fcn.1007b92b
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 0x1000fe1e
lea ecx, [esp + 8]
mov dword [esp + 0x190], eax
call fcn.1007b59b
jmp 0x1000fee9
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 0x1000fea2
lea edx, [esp + 0x7c]
push 0x100a5d74
push edx
call fcn.1006b184
add esp, 8
test eax, eax
je 0x1000fea2
lea eax, [esp + 0x7c]
push 0x100a5d70
push eax
call fcn.1006b184
add esp, 8
test eax, eax
je 0x1000fea2
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 0x1000fe32
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.1007b59b
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 0x100106e0
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 0x10010742
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 0x10010750
Capabilities:
Create process on windows

Disassembly:
push 0xffffffffffffffff
push 0x10086e0b
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x20c
mov eax, dword [0x100ace80]
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 0x10010888
mov ecx, dword [edi + 0x48]
lea esi, [edi + 0x48]
mov eax, dword [ecx - 8]
test eax, eax
jne 0x100107b6
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.1007b59b
xor eax, eax
jmp 0x100108ff
push str.mailto:
lea ecx, [esp + 0xc]
call fcn.1007b6d8
push esi
lea ecx, [esp + 0xc]
call fcn.1007b967
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 0x100108dd
lea edx, [esp + 0x14]
mov ecx, edi
push edx
push str..htm
push accept
call fcn.100106e0
test eax, eax
jne 0x100108dd
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.100106e0
test eax, eax
jne 0x100108dd
lea eax, [esp + 0x14]
push 0x100a5d8c
push eax
call fcn.1006c1c0
mov esi, eax
add esp, 8
test esi, esi
jne 0x100108bc
lea ecx, [esp + 0x14]
push 0x100a5d88
push ecx
call fcn.1006c140
mov esi, eax
add esp, 8
test esi, esi
jne 0x100108bc
lea edx, [esp + 0x14]
push edx
call dword [sym.imp.KERNEL32.dll_lstrlenA]
lea esi, [esp + eax + 0x13]
jmp 0x100108bf
lea edx, [edi + 0x4c]
lea ecx, [esp + 8]
push edx
call fcn.1007b688
mov eax, dword [esp + 8]
mov ecx, dword [eax - 8]
test ecx, ecx
jne 0x100107ce
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.1007b59b
xor eax, eax
jmp 0x100108ff
mov byte [esi], 0
push 0x100a5d84
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.1007b59b
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 0x10021660
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 0x100216ce
cmp si, 0x69
ja 0x100216ce
add esi, 0xffd0
cmp si, 0x11
je 0x1002169e
push 0x11
call edi
test ax, ax
jge 0x1002169e
or esi, 0x2000
cmp si, 0x10
je 0x100216b3
push 0x10
call edi
test ax, ax
jge 0x100216b3
or esi, 0x4000
cmp si, 0x12
je 0x100216c8
push 0x12
call edi
test ax, ax
jge 0x100216c8
or esi, 0x8000
mov ax, si
pop edi
pop esi
ret
cmp si, 0x6d
jne 0x100216db
mov esi, 0xbd
jmp 0x1002168f
cmp si, 0x6e
jne 0x100216e8
mov esi, 0xbe
jmp 0x1002168f
cmp si, 0x6f
jne 0x10021689
mov esi, 0xbf
jmp 0x1002168f

Function at 0x10022e90
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push ecx
mov eax, dword [0x100bd5f0]
xor edx, edx
cmp eax, edx
jne 0x10022eb6
xor eax, eax
mov byte [eax + 0x100bd4f0], al
inc eax
cmp eax, 0x100
jl 0x10022e9e
mov dword [0x100bd5f0], 1
mov eax, dword [esp + 0xc]
push ebx
mov ebx, dword [esp + 0x14]
push esi
push edi
mov ecx, 0x40
mov esi, 0x100bd4f0
mov edi, ebx
rep movsd dword es:[edi], dword [esi]
cmp eax, edx
mov byte [ebx + 0x100], dl
mov byte [ebx + 0x101], dl
jle 0x10022f47
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 0x10022f1a
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 0x10022ee8
pop ebp
pop edi
pop esi
pop ebx
pop ecx
ret

Function at 0x10022fc0
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 0x10023013
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 0x10022ffa
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