joyce8/EMBER2024-capa huggingface dataset:
Function at 0x4049a0
Capabilities:
Create directory

Disassembly:
mov eax, 0x2010
call fcn.00407860
mov eax, dword [0x42d008]
xor eax, esp
mov dword [esp + 0x200c], eax
push esi
push edi
mov edi, dword [esp + 0x201c]
call fcn.00404790
mov esi, eax
mov ecx, str.S_1_3_4
test esi, esi
lea eax, [esp + 0x14]
cmovne ecx, esi
push ecx
push str.D:_A__FA____s_
push 0x1000
push eax
call fcn.00404840
add esp, 0x10
push esi
call dword [sym.imp.KERNEL32.dll_LocalFree]
push 0
lea eax, [esp + 0x10]
mov dword [esp + 0xc], 0xc
push eax
push 1
lea eax, [esp + 0x20]
mov dword [esp + 0x1c], 0
push eax
call sub.ADVAPI32.dll_ConvertStringSecurityDescriptorToSecurityDescriptorW
test eax, eax
jne 0x404a32
pop edi
or eax, 0xffffffff
pop esi
mov ecx, dword [esp + 0x200c]
xor ecx, esp
call fcn.0040784a
add esp, 0x2010
ret
lea eax, [esp + 8]
push eax
push edi
call dword [sym.imp.KERNEL32.dll_CreateDirectoryW]
mov ecx, dword [esp + 0x2014]
neg eax
pop edi
sbb eax, eax
neg eax
pop esi
xor ecx, esp
dec eax
call fcn.0040784a
add esp, 0x2010
ret
Function at 0x412ebe
Capabilities:
Read file on windows

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
pop ebp
jmp fcn.00412d3d

Function at 0x41704f
Capabilities:
Set environment variable

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
pop ebp
jmp fcn.004169bd

Function at 0x41705a
Capabilities:
Set environment variable

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
pop ebp
jmp fcn.00416bf8
Function at 0x401080
Capabilities:
Resolve function by parsing pe exports

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x14
push ebx
mov ebx, ecx
mov dword [ebp - 4], edx
push esi
push edi
mov eax, dword [ebx + 0x3c]
mov eax, dword [eax + ebx + 0x78]
add eax, ebx
mov edi, dword [eax + 0x24]
mov esi, dword [eax + 0x1c]
add edi, ebx
mov ecx, dword [eax + 0x20]
add esi, ebx
add ecx, ebx
mov dword [ebp - 0x10], edi
xor edi, edi
mov dword [ebp - 0x14], esi
mov dword [ebp - 0xc], ecx
test edx, 0xffff0000
jne 0x4010e8
mov ecx, dword [ebp - 4]
mov edx, dword [eax + 0x10]
movzx ecx, cx
cmp ecx, edx
jb 0x4010df
mov eax, dword [eax + 0x14]
add eax, edx
cmp ecx, eax
jae 0x4010df
sub ecx, edx
mov edi, dword [esi + ecx*4]
add edi, ebx
mov eax, edi
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
pop edi
pop esi
xor eax, eax
pop ebx
mov esp, ebp
pop ebp
ret
mov eax, dword [eax + 0x18]
xor esi, esi
mov dword [ebp - 8], eax
test eax, eax
je 0x40114d
mov eax, dword [ecx + esi*4]
mov ecx, edx
add eax, ebx
nop dword [eax + eax]
mov dl, byte [ecx]
cmp dl, byte [eax]
jne 0x401120
test dl, dl
je 0x40111c
mov dl, byte [ecx + 1]
cmp dl, byte [eax + 1]
jne 0x401120
add ecx, 2
add eax, 2
test dl, dl
jne 0x401100
xor eax, eax
jmp 0x401125
sbb eax, eax
or eax, 1
test eax, eax
je 0x40113e
mov edx, dword [ebp - 4]
inc esi
mov ecx, dword [ebp - 0xc]
cmp esi, dword [ebp - 8]
jb 0x4010f4
mov eax, edi
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
mov eax, dword [ebp - 0x10]
mov edi, dword [ebp - 0x14]
movzx eax, word [eax + esi*2]
mov edi, dword [edi + eax*4]
add edi, ebx
mov eax, edi
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
Function at 0x4027c0
Capabilities:
Parse pe header

Disassembly:
push 0
call dword [sym.imp.KERNEL32.dll_GetModuleHandleW]
test eax, eax
je 0x4027ff
mov ecx, 0x5a4d
cmp word [eax], cx
jne 0x4027ff
mov ecx, dword [eax + 0x3c]
add ecx, eax
cmp dword [ecx], 0x4550
jne 0x4027ff
mov eax, 0x10b
cmp word [ecx + 0x18], ax
jne 0x4027ff
cmp dword [ecx + 0x74], 0xe
jbe 0x4027ff
cmp dword [ecx + 0xe8], 0
setne al
ret
xor al, al
ret

Function at 0x40a608
Capabilities:
Allocate thread local storage

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
push esi
push 0x419628
push 0x419620
push str.FlsAlloc
push 0x1f
call fcn.0040a4c7
mov esi, eax
add esp, 0x10
test esi, esi
je 0x40a63c
push dword [ebp + 8]
mov ecx, esi
call dword [0x41812c]
call esi
jmp 0x40a642
call dword [sym.imp.KERNEL32.dll_TlsAlloc]
pop esi
pop ebp
ret 4

Function at 0x40a686
Capabilities:
Get thread local storage value

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
push esi
push 0x419638
push 0x419630
push str.FlsGetValue
push 0x21
call fcn.0040a4c7
mov esi, eax
add esp, 0x10
test esi, esi
je 0x40a6bd
push dword [ebp + 8]
mov ecx, esi
call dword [0x41812c]
call esi
pop esi
pop ebp
ret 4
pop esi
pop ebp
jmp dword [sym.imp.KERNEL32.dll_TlsGetValue]

Function at 0x40a6c5
Capabilities:
Set thread local storage value

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
push esi
push 0x419640
push 0x419638
push str.FlsSetValue
push 0x22
call fcn.0040a4c7
mov esi, eax
add esp, 0x10
test esi, esi
je 0x40a6ff
push dword [ebp + 0xc]
mov ecx, esi
push dword [ebp + 8]
call dword [0x41812c]
call esi
pop esi
pop ebp
ret 8
pop esi
pop ebp
jmp dword [sym.imp.KERNEL32.dll_TlsSetValue]
Function at 0x40d70d
Capabilities:
Read file on windows

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
sub esp, 0x18
mov eax, dword [ebp + 8]
mov ecx, eax
push ebx
mov ebx, dword [ebp + 0xc]
and eax, 0x3f
sar ecx, 6
push esi
push edi
imul edi, eax, 0x38
mov eax, dword [ecx*4 + 0xd58fd0]
mov dword [ebp - 0xc], ecx
mov ecx, dword [edi + eax + 0x18]
mov dword [ebp - 0x14], ecx
mov ecx, dword [ebp + 0x10]
test ecx, ecx
je 0x40d74d
cmp byte [ebx], 0xa
jne 0x40d74d
or byte [edi + eax + 0x28], 4
jmp 0x40d752
and byte [edi + eax + 0x28], 0xfb
add ecx, ebx
mov eax, ebx
mov dword [ebp - 0x10], ecx
mov esi, ebx
mov dword [ebp - 8], eax
cmp ebx, ecx
jae 0x40d851
mov dl, byte [eax]
cmp dl, 0x1a
je 0x40d834
inc eax
cmp dl, 0xd
je 0x40d77e
mov dword [ebp - 8], eax
mov byte [esi], dl
jmp 0x40d7a4
cmp eax, ecx
jae 0x40d7b2
mov cl, byte [eax]
xor eax, eax
cmp cl, 0xa
sete al
inc eax
add dword [ebp - 8], eax
cmp cl, 0xa
sete al
dec al
and al, 3
add al, 0xa
mov byte [esi], al
mov eax, dword [ebp - 8]
mov ecx, dword [ebp - 0x10]
xor edx, edx
inc edx
add esi, edx
cmp eax, ecx
jb 0x40d766
jmp 0x40d851
push 0
lea eax, [ebp - 0x10]
push eax
push 1
lea eax, [ebp - 1]
push eax
push dword [ebp - 0x14]
call dword [sym.imp.KERNEL32.dll_ReadFile]
test eax, eax
je 0x40d82f
cmp dword [ebp - 0x10], 0
je 0x40d82f
mov ecx, dword [ebp - 0xc]
mov eax, dword [ecx*4 + 0xd58fd0]
test byte [eax + edi + 0x28], 0x48
je 0x40d809
mov dl, byte [ebp - 1]
lea eax, [esi + 1]
mov dword [ebp - 0x14], eax
cmp dl, 0xa
jne 0x40d7f4
mov byte [esi], dl
jmp 0x40d805
mov byte [esi], 0xd
mov eax, dword [ecx*4 + 0xd58fd0]
mov byte [eax + edi + 0x2a], dl
mov eax, dword [ebp - 0x14]
mov esi, eax
jmp 0x40d851
cmp byte [ebp - 1], 0xa
jne 0x40d818
cmp esi, ebx
jne 0x40d818
mov byte [esi], 0xa
jmp 0x40d850
push 1
push 0xffffffffffffffff
push 0xffffffffffffffff
push dword [ebp + 8]
call fcn.00413f05
add esp, 0x10
cmp byte [ebp - 1], 0xa
je 0x40d851
mov byte [esi], 0xd
jmp 0x40d850
mov ecx, dword [ebp - 0xc]
mov ecx, dword [ecx*4 + 0xd58fd0]
mov al, byte [ecx + edi + 0x28]
test al, 0x40
jne 0x40d84e
or al, 2
mov byte [ecx + edi + 0x28], al
jmp 0x40d851
mov byte [esi], dl
inc esi
sub esi, ebx
pop edi
mov eax, esi
pop esi
pop ebx
leave
ret
Function at 0x40d85a
Capabilities:
Read file on windows

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
sub esp, 0x1c
mov eax, dword [ebp + 8]
mov ecx, eax
push ebx
mov ebx, dword [ebp + 0xc]
and eax, 0x3f
push esi
sar ecx, 6
push edi
imul edi, eax, 0x38
mov dword [ebp - 8], ecx
mov eax, dword [ecx*4 + 0xd58fd0]
push 0xa
pop edx
mov dword [ebp - 0x18], edx
mov ecx, dword [eax + edi + 0x18]
mov dword [ebp - 0x1c], ecx
mov ecx, dword [ebp + 0x10]
test ecx, ecx
je 0x40d8a0
cmp word [ebx], dx
jne 0x40d8a0
or byte [eax + edi + 0x28], 4
jmp 0x40d8a5
and byte [eax + edi + 0x28], 0xfb
lea edx, [ebx + ecx*2]
mov eax, ebx
mov dword [ebp - 0xc], edx
mov esi, ebx
mov dword [ebp - 4], eax
cmp ebx, edx
jae 0x40da08
mov dword [ebp - 0x10], 0xd
movzx ecx, word [eax]
mov edx, ecx
mov dword [ebp - 0x14], edx
mov edx, dword [ebp - 0xc]
cmp ecx, 0x1a
je 0x40d9e8
add eax, 2
cmp cx, word [ebp - 0x10]
je 0x40d8e6
mov dword [ebp - 4], eax
mov word [esi], cx
jmp 0x40d91c
cmp eax, edx
jae 0x40d92a
movzx eax, word [eax]
xor ecx, ecx
cmp ax, word [ebp - 0x18]
mov edx, eax
push 0xa
sete cl
xor eax, eax
lea ecx, [ecx*2 + 2]
add dword [ebp - 4], ecx
pop ecx
cmp dx, cx
mov edx, dword [ebp - 0xc]
sete al
dec eax
and eax, 3
add eax, ecx
mov word [esi], ax
mov eax, dword [ebp - 4]
push 2
pop ecx
add esi, ecx
cmp eax, edx
jb 0x40d8c1
jmp 0x40da08
push 0
lea eax, [ebp - 0x18]
push eax
push 2
lea eax, [ebp - 4]
push eax
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_ReadFile]
test eax, eax
je 0x40d9e3
cmp dword [ebp - 0x18], 0
je 0x40d9e3
mov edx, dword [ebp - 8]
push 0xa
mov eax, dword [edx*4 + 0xd58fd0]
test byte [eax + edi + 0x28], 0x48
je 0x40d9b9
lea eax, [esi + 2]
mov dword [ebp - 0x1c], eax
mov ax, word [ebp - 4]
pop ecx
mov word [ebp - 2], ax
cmp ax, cx
jne 0x40d97d
mov word [esi], cx
jmp 0x40d9b4
push 0xd
pop ecx
mov word [esi], cx
movzx ecx, ax
mov eax, dword [edx*4 + 0xd58fd0]
mov dx, word [ebp - 2]
shr ecx, 8
push 0xa
mov byte [eax + edi + 0x2a], dl
mov edx, dword [ebp - 8]
mov eax, dword [edx*4 + 0xd58fd0]
mov byte [eax + edi + 0x2b], cl
mov eax, dword [edx*4 + 0xd58fd0]
pop ecx
mov byte [eax + edi + 0x2c], cl
mov esi, dword [ebp - 0x1c]
jmp 0x40da08
pop eax
cmp word [ebp - 4], ax
jne 0x40d9c9
cmp esi, ebx
jne 0x40d9c9
mov word [esi], ax
jmp 0x40da05
push 1
push 0xffffffffffffffff
push 0xfffffffffffffffe
push dword [ebp + 8]
call fcn.00413f05
add esp, 0x10
push 0xa
pop eax
cmp word [ebp - 4], ax
je 0x40da08
push 0xd
pop eax
jmp 0x40d9c4
mov edx, dword [ebp - 8]
mov edx, dword [edx*4 + 0xd58fd0]
mov al, byte [edx + edi + 0x28]
test al, 0x40
jne 0x40da02
or al, 2
mov byte [edx + edi + 0x28], al
jmp 0x40da08
mov word [esi], cx
add esi, 2
sub esi, ebx
and esi, 0xfffffffe
pop edi
mov eax, esi
pop esi
pop ebx
leave
ret
Function at 0x40f7bd
Capabilities:
Query environment variable

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
push ecx
push ecx
push esi
call dword [sym.imp.KERNEL32.dll_GetEnvironmentStringsW]
mov esi, eax
test esi, esi
je 0x40f85a
push ebx
push esi
call fcn.0040f786
xor ebx, ebx
sub eax, esi
push ebx
push ebx
push ebx
push ebx
sar eax, 1
push eax
push esi
push ebx
push ebx
mov dword [ebp - 8], eax
call fcn.0040f71a
add esp, 0x24
mov dword [ebp - 4], eax
test eax, eax
jne 0x40f807
push esi
call dword [sym.imp.KERNEL32.dll_FreeEnvironmentStringsW]
xor eax, eax
jmp 0x40f859
push edi
push eax
call fcn.0040b674
mov edi, eax
pop ecx
push ebx
test edi, edi
jne 0x40f827
call fcn.0040a35a
pop ecx
push esi
call dword [sym.imp.KERNEL32.dll_FreeEnvironmentStringsW]
xor eax, eax
jmp 0x40f858
push ebx
push dword [ebp - 4]
push edi
push dword [ebp - 8]
push esi
push ebx
push ebx
call fcn.0040f71a
add esp, 0x20
test eax, eax
jne 0x40f846
push edi
call fcn.0040a35a
jmp 0x40f84e
push ebx
call fcn.0040a35a
mov ebx, edi
pop ecx
push esi
call dword [sym.imp.KERNEL32.dll_FreeEnvironmentStringsW]
mov eax, ebx
pop edi
pop ebx
pop esi
leave
ret
Function at 0x414e95
Capabilities:
Clear file content

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
sub esp, 0x2c
push ebx
mov ebx, dword [ebp + 8]
lea ecx, [ebp - 0x2c]
push esi
push edi
push dword [ebp + 0x10]
mov edi, dword [ebp + 0x14]
push dword [ebp + 0xc]
push ebx
call fcn.00414e11
mov eax, dword [ebp - 0x2c]
and eax, dword [ebp - 0x28]
cmp eax, 0xffffffff
je 0x415004
mov eax, dword [ebp - 0x24]
and eax, dword [ebp - 0x20]
cmp eax, 0xffffffff
je 0x415004
mov ecx, dword [ebp - 0x18]
mov eax, dword [ebp - 0x1c]
mov dword [ebp - 8], ecx
mov dword [ebp - 4], eax
test ecx, ecx
jl 0x414fb9
jg 0x414ef1
test eax, eax
je 0x414faf
push 1
push 0x1000
call fcn.0040a2fd
mov esi, eax
pop ecx
pop ecx
test esi, esi
jne 0x414f14
push 0xc
pop ebx
mov byte [edi + 0x1c], 1
mov dword [edi + 0x18], ebx
jmp 0x414fa6
push 0x8000
push ebx
call fcn.004091ff
pop ecx
pop ecx
mov ecx, dword [ebp - 0x1c]
mov dword [ebp - 0xc], eax
mov eax, dword [ebp - 0x18]
test eax, eax
jl 0x414f3d
jg 0x414f38
cmp ecx, 0x1000
jb 0x414f3d
mov ecx, 0x1000
push edi
push ecx
push esi
push ebx
call fcn.0040d299
add esp, 0x10
cmp eax, 0xffffffff
je 0x414f82
mov ecx, dword [ebp - 4]
cdq
sub ecx, eax
mov eax, dword [ebp - 8]
mov dword [ebp - 4], ecx
sbb eax, edx
mov dword [ebp - 8], eax
test eax, eax
jg 0x414f38
jl 0x414f69
test ecx, ecx
jne 0x414f2a
push dword [ebp - 0xc]
push ebx
call fcn.004091ff
push esi
call fcn.0040a35a
add esp, 0xc
xor ebx, ebx
jmp 0x415012
cmp byte [edi + 0x24], 0
je 0x414f99
cmp dword [edi + 0x20], 5
jne 0x414f99
mov byte [edi + 0x1c], 1
mov dword [edi + 0x18], 0xd
cmp byte [edi + 0x1c], 0
je 0x414fa4
mov ebx, dword [edi + 0x18]
jmp 0x414fa6
xor ebx, ebx
push esi
call fcn.0040a35a
pop ecx
jmp 0x415012
test ecx, ecx
jg 0x414f7b
jl 0x414fb9
test eax, eax
jae 0x414f7b
push 0
push dword [ebp + 0x10]
push dword [ebp + 0xc]
push ebx
call fcn.00413f05
and eax, edx
add esp, 0x10
cmp eax, 0xffffffff
jne 0x414fd9
cmp byte [edi + 0x1c], 0
je 0x414f7b
jmp 0x41500a
push ebx
call fcn.0040fffd
pop ecx
push eax
call dword [sym.imp.KERNEL32.dll_SetEndOfFile]
test eax, eax
jne 0x414f7b
call dword [sym.imp.KERNEL32.dll_GetLastError]
push 0xd
mov byte [edi + 0x24], 1
mov dword [edi + 0x20], eax
pop ebx
mov byte [edi + 0x1c], 1
mov dword [edi + 0x18], ebx
jmp 0x415012
cmp byte [edi + 0x1c], 0
je 0x41500f
mov ebx, dword [edi + 0x18]
jmp 0x415012
push 0x16
pop ebx
push 0
push dword [ebp - 0x28]
push dword [ebp - 0x2c]
push dword [ebp - 0x14]
call fcn.00413f05
add esp, 0x10
mov eax, ebx
pop edi
pop esi
pop ebx
leave
ret

Function at 0x417440
Capabilities:
Parse pe header

Disassembly:
push ebp
mov ebp, esp
mov eax, dword [ebp + 8]
mov ecx, 0x5a4d
cmp word [eax], cx
jne 0x41746d
mov ecx, dword [eax + 0x3c]
add ecx, eax
cmp dword [ecx], 0x4550
jne 0x41746d
mov edx, 0x10b
xor eax, eax
cmp word [ecx + 0x18], dx
sete al
pop ebp
ret
xor eax, eax
pop ebp
ret
Function at 0x7ffe542f
Capabilities:
Encode data using xor
Encrypt data using rc4 prga

Disassembly:
mov eax, dword fs:[0x30]
lea esp, [esp]
stc
add eax, 0
cld
pushal
inc eax
popal
nop
add eax, 0
cld
call 0x7ffe544a
pop edx
add eax, 0
xor dx, dx
nop
cld
add edx, 0xd5e0
cld
push edx
cdq
pop edx
stc
xor ecx, ecx
and bh, 0xff
clc
mov cl, 0x1e
add eax, 0
cld
clc
xor byte [ecx + edx], 0x7c
loop 0x7ffe546b
nop
stc
push dword fs:[0x24]
cld
pop dword [edx + 0xa]
lea esp, [esp]
cld
mov cl, 0xff
add eax, 0
clc
cld
push edx
loop 0x7ffe5489
nop
cld
mov dword [edx + 0x11], 0xffffacbb
add eax, 0
mov ecx, dword [eax + 0x2c]
cld
cld
mov dword [edx + 0x1b], ecx
clc
mov dword [edx + 0x100], ecx
nop
cld
mov dword [eax + 0x2c], esp
cld
pushal
inc eax
popal
clc
push 0
pushal
inc eax
popal
nop
push 0
pushal
inc eax
popal
nop
stc
push 0
cld
push edx
cdq
pop edx
push 0
cld
cld
cld
push 0x30
push 0x20
add eax, 0
cld
nop
push 0
clc
lea esp, [esp]
push 0
nop
add edx, 0xffff7f33
push edx
inc esi
dec esi
cld
push edx
lea esp, [esp]
stc
push 0
add eax, 0
call dword [edx + 0x8210]
stc
add al, 0
cld
add esp, 0x3f8
add eax, 0
stc
stc
xor eax, eax
cld
add eax, 0
inc eax
nop
push edx
cdq
pop edx
clc
ret 0xc
Function at 0x555b30
Capabilities:
Enumerate files on windows

Disassembly:
push 0xffffffffffffffff
push 0x5e158b
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.005d572a
mov ecx, dword [esp + 8]
mov dword [esp + 0x190], 0
mov eax, dword [ecx - 8]
test eax, eax
je 0x555bb2
lea edx, [esp + 0x10]
push 1
push edx
lea ecx, [esp + 0x10]
call fcn.005d2bdd
mov eax, dword [eax]
push 0xc14208
push eax
call fcn.005c5f94
add esp, 8
lea ecx, [esp + 0x10]
test eax, eax
setne bl
call fcn.005d59b5
test bl, bl
je 0x555bb2
push 0xc14208
lea ecx, [esp + 0xc]
call fcn.005d5d45
push 0xc17ed4
lea ecx, [esp + 0xc]
call fcn.005d5d45
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 0x555bee
lea ecx, [esp + 8]
mov dword [esp + 0x190], eax
call fcn.005d59b5
jmp 0x555cb9
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 0x555c72
lea edx, [esp + 0x7c]
push 0xc17ed0
push edx
call fcn.005c5f94
add esp, 8
test eax, eax
je 0x555c72
lea eax, [esp + 0x7c]
push 0xc17ecc
push eax
call fcn.005c5f94
add esp, 8
test eax, eax
je 0x555c72
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 0x555c02
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.005d59b5
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 0x556f10
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 0x556f72
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 0x556f80
Capabilities:
Create process on windows

Disassembly:
push 0xffffffffffffffff
push 0x5e16eb
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x20c
mov eax, dword [0xc25b68]
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 0x5570b8
mov ecx, dword [edi + 0x48]
lea esi, [edi + 0x48]
mov eax, dword [ecx - 8]
test eax, eax
jne 0x556fe6
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.005d59b5
xor eax, eax
jmp 0x55712f
push str.mailto:
lea ecx, [esp + 0xc]
call fcn.005d5af2
push esi
lea ecx, [esp + 0xc]
call fcn.005d5d81
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 0x55710d
lea edx, [esp + 0x14]
mov ecx, edi
push edx
push str..htm
push SysReAllocString
call fcn.00556f10
test eax, eax
jne 0x55710d
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 SysReAllocString
mov ecx, edi
call fcn.00556f10
test eax, eax
jne 0x55710d
lea eax, [esp + 0x14]
push 0xc17ee8
push eax
call fcn.005c6e20
mov esi, eax
add esp, 8
test esi, esi
jne 0x5570ec
lea ecx, [esp + 0x14]
push 0xc17ee4
push ecx
call fcn.005c6da0
mov esi, eax
add esp, 8
test esi, esi
jne 0x5570ec
lea edx, [esp + 0x14]
push edx
call dword [sym.imp.KERNEL32.dll_lstrlenA]
lea esi, [esp + eax + 0x13]
jmp 0x5570ef
lea edx, [edi + 0x4c]
lea ecx, [esp + 8]
push edx
call fcn.005d5aa2
mov eax, dword [esp + 8]
mov ecx, dword [eax - 8]
test ecx, ecx
jne 0x556ffe
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.005d59b5
xor eax, eax
jmp 0x55712f
mov byte [esi], 0
push 0xc17ee0
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.005d59b5
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 0x56e3d0
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 0x56e43e
cmp si, 0x69
ja 0x56e43e
add esi, 0xffd0
cmp si, 0x11
je 0x56e40e
push 0x11
call edi
test ax, ax
jge 0x56e40e
or esi, 0x2000
cmp si, 0x10
je 0x56e423
push 0x10
call edi
test ax, ax
jge 0x56e423
or esi, 0x4000
cmp si, 0x12
je 0x56e438
push 0x12
call edi
test ax, ax
jge 0x56e438
or esi, 0x8000
mov ax, si
pop edi
pop esi
ret
cmp si, 0x6d
jne 0x56e44b
mov esi, 0xbd
jmp 0x56e3ff
cmp si, 0x6e
jne 0x56e458
mov esi, 0xbe
jmp 0x56e3ff
cmp si, 0x6f
jne 0x56e3f9
mov esi, 0xbf
jmp 0x56e3ff

Function at 0x56fcc0
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push ecx
mov eax, dword [0xc34880]
xor edx, edx
cmp eax, edx
jne 0x56fce6
xor eax, eax
mov byte [eax + 0xc34780], al
inc eax
cmp eax, 0x100
jl 0x56fcce
mov dword [0xc34880], 1
mov eax, dword [esp + 0xc]
push ebx
mov ebx, dword [esp + 0x14]
push esi
push edi
mov ecx, 0x40
mov esi, 0xc34780
mov edi, ebx
rep movsd dword es:[edi], dword [esi]
cmp eax, edx
mov byte [ebx + 0x100], dl
mov byte [ebx + 0x101], dl
jle 0x56fd77
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 0x56fd4a
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 0x56fd18
pop ebp
pop edi
pop esi
pop ebx
pop ecx
ret

Function at 0x56fdf0
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 0x56fe43
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 0x56fe2a
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