joyce8/EMBER2024-capa huggingface dataset:
Function at 0x1001d471
Capabilities:
Allocate or change rwx memory
Execute shellcode via indirect call

Disassembly:
cmp dword [0x10048aac], 0
push esi
push edi
jne 0x1001d3e7
call fcn.1001d353
test eax, eax
je 0x1001d42c
mov eax, dword [0x10048aac]
cmp eax, 1
jne 0x1001d408
push 0xd
push 0
call dword [sym.imp.kernel32.dll_GetProcessHeap]
push eax
call dword [sym.imp.kernel32.dll_HeapAlloc]
test eax, eax
je 0x1001d42c
jmp 0x1001d46e
mov edi, dword [sym.imp.kernel32.dll_InterlockedPopEntrySList]
push eax
call edi
test eax, eax
jne 0x1001d46e
push 0x40
mov eax, 0x1000
push eax
push eax
push 0
call dword [sym.imp.kernel32.dll_VirtualAlloc]
mov esi, eax
test esi, esi
jne 0x1001d430
xor eax, eax
jmp 0x1001d46e
mov eax, dword [esi]
push dword [0x10048aac]
call edi
mov edi, eax
test edi, edi
je 0x1001d452
push 0x8000
push 0
push esi
call dword [sym.imp.kernel32.dll_VirtualFree]
mov eax, edi
jmp 0x1001d46e
lea edi, [esi + 0xff0]
push esi
push dword [0x10048aac]
call dword [sym.imp.kernel32.dll_InterlockedPushEntrySList]
add esi, 0x10
cmp esi, edi
jb 0x1001d458
mov eax, esi
pop edi
pop esi
ret
jmp 0x1001d3d3

Function at 0x1001d742
Capabilities:
Terminate process

Disassembly:
cmp ecx, dword [0x10047578]
jne 0x1001d74c
repz ret
jmp fcn.10023329

Function at 0x10028b95
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x40
pushal
call 0x10028ba4
pop dword [ebp - 0x30]
mov eax, 0xdb871438
add eax, 0x347b776c
sub dword [ebp - 0x30], eax
push 0x40
push 0x1000
push 0x3c136
push 0
mov eax, 0x71536dfe
sub eax, 0x614feb2e
add eax, dword [ebp - 0x30]
call dword [eax]
mov ecx, 0xdf2eca58
sub ecx, 0xdf2e945b
mov esi, eax
mov edi, 0x10077a00
add edi, dword [ebp - 0x30]
mov ebx, 0xe5d30a28
sub ebx, 0x2514209c
mov dword [ebp - 4], 0x676cd26d
mov edx, dword [edi]
sub dword [ebp - 0x18], 0xddb31cc8
xor edx, ebx
xor dword [ebp - 0xc], 0x5ccde66d
mov dword [esi], edx
mov dword [ebp - 0x2c], 0x9f16b839
add esi, 0x4442d0dd
sub esi, 0x4442d0d9
add edi, 4
loop 0x10028bfd
add eax, 0xcac7
mov ebx, eax
add eax, 0xdedecde6
sub eax, 0xdedecde1
mov ecx, 0x209cd4c6
sub ecx, 0x109cd4c6
add ecx, dword [ebp - 0x30]
call ebx
leave
ret
Function at 0x401ee2
Capabilities:
Terminate process

Disassembly:
cmp ecx, dword [0x411280]
jne 0x401eec
repz ret
jmp fcn.00404399

Function at 0x40d08b
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x18
pushal
call 0x40d09a
pop dword [ebp - 8]
mov eax, 0xbf7df7e4
sub eax, 0xbf3d274a
sub dword [ebp - 8], eax
push 0x40
push 0x1000
push 0x362e6
push 0
mov eax, sym.imp.kernel32.dll_VirtualAlloc
add eax, dword [ebp - 8]
call dword [eax]
mov ecx, 0x3bc8
xor edi, edi
add edi, eax
mov edx, 0x47fab742
sub edx, 0x47b97b7e
add edx, dword [ebp - 8]
mov esi, 0xe83f4dd9
sub esi, 0xcee3ea62
mov dword [ebp - 4], 0x5d27778d
mov ebx, dword [edx]
mov dword [ebp - 4], 0x1bb886f9
sub ebx, esi
sub dword [ebp - 4], esi
mov dword [edi], ebx
xor dword [ebp - 4], edi
add edi, 4
add edx, 0xd0d996aa
sub edx, 0xd0d996a6
loop 0x40d0f0
add eax, 0xaa334fc
add eax, 0xf55dacf7
xor ebx, ebx
add ebx, eax
add eax, 5
mov ecx, 0x40b986e0
sub ecx, 0x407986e0
add ecx, dword [ebp - 8]
call ebx
leave
ret
Function at 0x430000
Capabilities:
Encode data using xor
Packed with generic packer

Disassembly:
pushal
nop
nop
nop
nop
nop
nop
mov eax, section..text
nop
mov ebx, 0x408e84
mov ecx, 0x16944b7f
nop
nop
nop
test eax, eax
nop
nop
nop
nop
nop
nop
je 0x43004e
xor dword [eax], ecx
nop
nop
nop
nop
inc eax
nop
nop
nop
nop
nop
nop
nop
nop
nop
inc eax
nop
nop
nop
nop
nop
inc eax
nop
inc eax
nop
nop
nop
nop
nop
nop
cmp eax, ebx
nop
nop
nop
nop
nop
nop
nop
jne 0x430024
mov eax, section..data
nop
nop
mov ebx, 0x42e1d0
nop
mov ecx, 0x2ecc51b9
nop
nop
nop
nop
test eax, eax
nop
nop
je 0x430084
nop
nop
nop
nop
nop
xor dword [eax], ecx
nop
nop
nop
nop
add eax, 4
nop
nop
nop
cmp eax, ebx
nop
nop
nop
jne 0x43006c
nop
nop
popal
nop
nop
nop
nop
nop
jmp 0x401219
Function at 0x4035ac
Capabilities:
Generate random numbers using the delphi lcg

Disassembly:
push ebx
xor ebx, ebx
imul edx, dword [ebx + 0x462008], 0x8088405
inc edx
mov dword [ebx + 0x462008], edx
mul edx
mov eax, edx
pop ebx
ret

Function at 0x41cf44
Capabilities:
Decompress data using aplib

Disassembly:
push ebp
mov ebp, esp
add esp, 0xfffffff4
mov dword [ebp - 8], edx
mov dword [ebp - 4], eax
push ebx
push esi
push edi
push ebp
mov esi, dword [ebp - 4]
mov edi, dword [ebp - 8]
cld
mov dl, 0x80
mov al, byte [esi]
add esi, 1
mov byte [edi], al
add edi, 1
mov ebx, 2
add dl, dl
jne 0x41cf75
mov dl, byte [esi]
inc esi
adc dl, dl
jae 0x41cf5d
add dl, dl
jne 0x41cf80
mov dl, byte [esi]
inc esi
adc dl, dl
jae 0x41cfd1
xor eax, eax
add dl, dl
jne 0x41cf8d
mov dl, byte [esi]
inc esi
adc dl, dl
jae 0x41d06e
add dl, dl
jne 0x41cf9c
mov dl, byte [esi]
inc esi
adc dl, dl
adc eax, eax
add dl, dl
jne 0x41cfa7
mov dl, byte [esi]
inc esi
adc dl, dl
adc eax, eax
add dl, dl
jne 0x41cfb2
mov dl, byte [esi]
inc esi
adc dl, dl
adc eax, eax
add dl, dl
jne 0x41cfbd
mov dl, byte [esi]
inc esi
adc dl, dl
adc eax, eax
je 0x41cfc7
mov ebx, edi
sub ebx, eax
mov al, byte [ebx]
mov byte [edi], al
inc edi
mov ebx, 2
jmp 0x41cf6c
mov eax, 1
add dl, dl
jne 0x41cfdf
mov dl, byte [esi]
inc esi
adc dl, dl
adc eax, eax
add dl, dl
jne 0x41cfea
mov dl, byte [esi]
inc esi
adc dl, dl
jb 0x41cfd6
sub eax, ebx
mov ebx, 1
jne 0x41d01d
mov ecx, 1
add dl, dl
jne 0x41d003
mov dl, byte [esi]
inc esi
adc dl, dl
adc ecx, ecx
add dl, dl
jne 0x41d00e
mov dl, byte [esi]
inc esi
adc dl, dl
jb 0x41cffa
push esi
mov esi, edi
sub esi, ebp
rep movsb byte es:[edi], byte [esi]
pop esi
jmp 0x41cf6c
dec eax
shl eax, 8
mov al, byte [esi]
inc esi
mov ebp, eax
mov ecx, 1
add dl, dl
jne 0x41d034
mov dl, byte [esi]
inc esi
adc dl, dl
adc ecx, ecx
add dl, dl
jne 0x41d03f
mov dl, byte [esi]
inc esi
adc dl, dl
jb 0x41d02b
cmp eax, 0x7d00
sbb ecx, 0xffffffff
cmp eax, 0x500
sbb ecx, 0xffffffff
cmp eax, 0x80
adc ecx, 0
cmp eax, 0x80
adc ecx, 0
push esi
mov esi, edi
sub esi, eax
rep movsb byte es:[edi], byte [esi]
pop esi
jmp 0x41cf6c
mov al, byte [esi]
inc esi
xor ecx, ecx
shr al, 1
je 0x41d08f
adc ecx, 2
mov ebp, eax
push esi
mov esi, edi
sub esi, eax
rep movsb byte es:[edi], byte [esi]
pop esi
mov ebx, 1
jmp 0x41cf6c
pop ebp
sub edi, dword [ebp - 8]
mov dword [ebp - 0xc], edi
pop edi
pop esi
pop ebx
mov eax, dword [ebp - 0xc]
mov esp, ebp
pop ebp
ret
Function at 0x41f0a0
Capabilities:
Resolve function by parsing pe exports

Disassembly:
push ebp
mov ebp, esp
add esp, 0xfffffff0
push ebx
push esi
push edi
mov dword [ebp - 4], ecx
mov ebx, edx
xor edx, edx
push ebp
push 0x44658e
push dword fs:[edx]
mov dword fs:[edx], esp
xor edx, edx
mov dword [ebp - 8], edx
mov esi, ebx
xor ecx, ecx
cmp byte [eax + 0x6a], 0
je 0x41f0ef
mov eax, ebx
xor edx, edx
push edx
push eax
mov eax, dword [esi + 0x3c]
cdq
add eax, dword [esp]
adc edx, dword [esp + 4]
add esp, 8
mov edx, dword [eax + 0x88]
test edx, edx
je 0x41f10e
mov ecx, edx
add ecx, ebx
jmp 0x41f10e
mov eax, ebx
xor edx, edx
push edx
push eax
mov eax, dword [esi + 0x3c]
cdq
add eax, dword [esp]
adc edx, dword [esp + 4]
add esp, 8
mov edx, dword [eax + 0x78]
test edx, edx
je 0x41f10e
mov ecx, edx
add ecx, ebx
test ecx, ecx
je 0x41f180
mov esi, dword [ecx + 0x18]
mov eax, dword [ecx + 0x1c]
add eax, ebx
mov dword [ebp - 0x10], eax
mov edi, dword [ecx + 0x20]
add edi, ebx
mov eax, dword [ecx + 0x24]
add eax, ebx
mov dword [ebp - 0xc], eax
mov eax, dword [ebp - 4]
cmp eax, 0xffff
jbe 0x41f169
test esi, esi
jbe 0x41f180
mov eax, dword [edi]
add eax, ebx
mov edx, dword [ebp - 4]
call fcn.004088ec
test eax, eax
jne 0x41f15b
mov eax, dword [ebp - 0xc]
movzx eax, word [eax]
shl eax, 2
add eax, dword [ebp - 0x10]
mov eax, dword [eax]
mov dword [ebp - 8], eax
jmp 0x41f180
add dword [ebp - 0xc], 2
add edi, 4
dec esi
test esi, esi
ja 0x41f138
jmp 0x41f180
mov edx, eax
sub edx, dword [ecx + 0x10]
cmp edx, dword [ecx + 0x14]
jae 0x41f180
mov eax, edx
shl eax, 2
add eax, dword [ebp - 0x10]
mov eax, dword [eax]
mov dword [ebp - 8], eax
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
push 0x446595
ret
Function at 0x4202d8
Capabilities:
Parse pe header

Disassembly:
push ebp
mov ebp, esp
add esp, 0xfffffff0
push ebx
push esi
push edi
xor ebx, ebx
mov dword [ebp - 0x10], ebx
mov word [ebp - 4], cx
mov byte [ebp - 1], dl
xor eax, eax
push ebp
push 0x4478f3
push dword fs:[eax]
mov dword fs:[eax], esp
mov eax, dword [ebp + 8]
call fcn.00404cd0
xor ebx, ebx
mov eax, ebx
and eax, 0x80000001
jns 0x420313
dec eax
or eax, 0xfffffffe
inc eax
test eax, eax
jne 0x42032c
lea eax, [ebp - 0x10]
mov edx, dword [0x46454c]
mov edx, dword [edx]
mov edx, dword [edx + 0xc]
call fcn.00404d30
jmp 0x42033f
lea eax, [ebp - 0x10]
mov edx, dword [0x46454c]
mov edx, dword [edx]
mov edx, dword [edx + 0x10]
call fcn.00404d30
lea eax, [ebp - 0x10]
mov edx, ebx
sar edx, 1
jns 0x42034b
adc edx, 0
mov edx, dword [edx*4 + 0x463378]
call fcn.00404f20
push 0
push 0x80
push 3
push 0
push 1
push 0x80000000
mov eax, dword [ebp - 0x10]
call fcn.00404f04
push eax
call fcn.00406b1c
mov esi, eax
cmp esi, 0xffffffff
je 0x4204c5
mov eax, 0x40
call fcn.00403268
mov edi, eax
push 0
lea eax, [ebp - 8]
push eax
push 0x40
push edi
push esi
call fcn.00406d7c
test eax, eax
je 0x4204b8
mov eax, edi
cmp word [eax], 0x5a4d
jne 0x4204b8
push 0
push 0
mov eax, dword [eax + 0x3c]
push eax
push esi
call fcn.00406ddc
mov eax, edi
call fcn.00403288
mov eax, 0x18
call fcn.00403268
mov edi, eax
push 0
lea eax, [ebp - 8]
push eax
push 0x18
push edi
push esi
call fcn.00406d7c
test eax, eax
je 0x4204b8
mov eax, edi
cmp dword [eax], 0x4550
jne 0x4204b8
add eax, 4
mov dword [ebp - 0xc], eax
cmp byte [ebp - 1], 0
je 0x420456
mov eax, dword [ebp - 0xc]
cmp word [eax], 0x8664
jne 0x420456
mov eax, edi
call fcn.00403288
mov eax, 0xf0
call fcn.00403268
mov edi, eax
push 0
lea eax, [ebp - 8]
push eax
push 0xf0
push edi
push esi
call fcn.00406d7c
test eax, eax
je 0x420456
mov eax, edi
mov dx, word [eax + 0x44]
cmp dx, word [ebp - 4]
jne 0x420456
mov eax, dword [eax + 0x10]
mov edx, dword [ebp + 0xc]
mov dword [edx], eax
mov eax, dword [ebp + 8]
mov edx, dword [ebp - 0x10]
call fcn.00404d0c
cmp byte [ebp - 1], 0
jne 0x4204b8
mov eax, dword [ebp - 0xc]
cmp word [eax], 0x14c
jb 0x4204b8
mov eax, dword [ebp - 0xc]
cmp word [eax], 0x150
ja 0x4204b8
mov eax, edi
call fcn.00403288
mov eax, 0xe0
call fcn.00403268
mov edi, eax
push 0
lea eax, [ebp - 8]
push eax
push 0xe0
push edi
push esi
call fcn.00406d7c
test eax, eax
je 0x4204b8
mov eax, edi
mov dx, word [eax + 0x44]
cmp dx, word [ebp - 4]
jne 0x4204b8
mov eax, dword [eax + 0x10]
mov edx, dword [ebp + 0xc]
mov dword [edx], eax
mov eax, dword [ebp + 8]
mov edx, dword [ebp - 0x10]
call fcn.00404d0c
mov eax, edi
call fcn.00403288
push esi
call fcn.00406ad4
mov eax, dword [ebp + 8]
mov eax, dword [eax]
xor edx, edx
call fcn.0040502c
jne 0x4204dd
inc ebx
cmp ebx, 0x19
jne 0x420305
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
push 0x4478fa
lea eax, [ebp - 0x10]
call fcn.00404cd0
ret
Function at 0x407107
Capabilities:
64-bit execution via heavens gate

Disassembly:
push ebp
mov ebp, esp
sub esp, 8
mov dword [ebp - 8], 0
mov dword [ebp - 4], 0
mov edx, dword [0x52b664]
mov eax, dword [0x52b660]
mov dword [ebp - 8], eax
mov dword [ebp - 4], edx
push 0x33
call 0x407136
add dword [esp], 5
retf

Function at 0x41ec16
Capabilities:
Resolve function by parsing pe exports

Disassembly:
push ebp
mov ebp, esp
mov ebx, dword [ebp + 8]
cmp ebx, 0
je 0x41ec5b
mov eax, dword [ebx + 0x3c]
add eax, ebx
mov edx, dword [eax + 0x78]
add edx, ebx
mov ecx, dword [edx + 0x18]
mov eax, dword [edx + 0x20]
push ecx
push ecx
push eax
xor eax, eax
or ecx, 0xffffffff
mov edi, dword [ebp + 0xc]
mov edi, dword [edi]
repne scasb al, byte es:[edi]
not ecx
pop eax
push ecx
mov edi, dword [ebp + 0xc]
mov edi, dword [edi]
mov esi, dword [eax + ebx]
add esi, ebx
repe cmpsb byte [esi], byte es:[edi]
pop ecx
je 0x41ec61
add eax, 4
pop esi
dec esi
push esi
jne 0x41ec43
xor eax, eax
leave
ret 8
pop esi
pop ecx
sub ecx, esi
mov eax, dword [edx + 0x24]
lea eax, [eax + ecx*2]
movzx eax, word [eax + ebx]
mov ecx, dword [edx + 0x1c]
lea eax, [ecx + eax*4]
mov eax, dword [eax + ebx]
add eax, ebx
leave
ret 8
Function at 0x41f9ef
Capabilities:
Enumerate pe sections

Disassembly:
sub esp, 0x50
push ebp
lea eax, [esp + 0x28]
push edi
push eax
call fcn.0041fb9f
mov ecx, dword [esp + 0x5c]
xor edx, edx
xor ebp, ebp
mov dword [esp + 0xc], 1
mov edi, dword [ecx]
mov dword [esp + 0x10], 8
mov dword [esp + 0x14], 2
mov dword [esp + 0x18], 4
mov dx, word [edi + 0x14]
cmp word [edi + 6], bp
mov dword [esp + 0x1c], 0x10
mov dword [esp + 0x20], 0x80
mov dword [esp + 0x24], 0x20
mov dword [esp + 0x28], 0x40
lea eax, [edx + edi + 0x18]
jbe 0x41faed
push ebx
push esi
lea ebx, [eax + 0x24]
mov eax, dword [ebx]
mov ecx, eax
mov edx, eax
shr ecx, 0x1d
shr edx, 0x1e
mov esi, eax
and ecx, 1
and edx, 1
shr esi, 0x1f
test eax, 0x2000000
je 0x41fa90
mov eax, dword [ebx - 0x14]
mov ecx, dword [ebx - 0x1c]
push 0x4000
push eax
push ecx
call dword [esp + 0x4c]
jmp 0x41fad3
lea edx, [edx + ecx*2]
test eax, 0x4000000
lea ecx, [esi + edx*2]
mov esi, dword [esp + ecx*4 + 0x14]
je 0x41faa7
or esi, 0x200
mov edx, dword [ebx - 0x14]
mov ecx, edx
test ecx, ecx
jne 0x41fac2
test al, 0x40
je 0x41fab9
mov ecx, dword [edi + 0x20]
jmp 0x41fac0
test al, 0x80
je 0x41fad3
mov ecx, dword [edi + 0x24]
test ecx, ecx
jbe 0x41fad3
mov ecx, dword [ebx - 0x1c]
lea eax, [esp + 0x10]
push eax
push esi
push edx
push ecx
call dword [esp + 0x44]
mov edx, dword [esp + 0x64]
xor eax, eax
inc ebp
add ebx, 0x28
mov edi, dword [edx]
mov ax, word [edi + 6]
cmp ebp, eax
jl 0x41fa5f
pop esi
pop ebx
pop edi
pop ebp
add esp, 0x50
ret
Function at 0x42fcb0
Capabilities:
Enumerate files on windows

Disassembly:
push 0xffffffffffffffff
push 0x4b93fb
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.004ae433
mov ecx, dword [esp + 8]
mov dword [esp + 0x190], 0
mov eax, dword [ecx - 8]
test eax, eax
je 0x42fd32
lea edx, [esp + 0x10]
push 1
push edx
lea ecx, [esp + 0x10]
call fcn.004ac319
mov eax, dword [eax]
push 0x511cf0
push eax
call fcn.0049ea44
add esp, 8
lea ecx, [esp + 0x10]
test eax, eax
setne bl
call fcn.004ae6be
test bl, bl
je 0x42fd32
push 0x511cf0
lea ecx, [esp + 0xc]
call fcn.004aea4e
push 0x511cfc
lea ecx, [esp + 0xc]
call fcn.004aea4e
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 0x42fd6e
lea ecx, [esp + 8]
mov dword [esp + 0x190], eax
call fcn.004ae6be
jmp 0x42fe39
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 0x42fdf2
lea edx, [esp + 0x7c]
push 0x511cf8
push edx
call fcn.0049ea44
add esp, 8
test eax, eax
je 0x42fdf2
lea eax, [esp + 0x7c]
push 0x511cf4
push eax
call fcn.0049ea44
add esp, 8
test eax, eax
je 0x42fdf2
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 0x42fd82
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.004ae6be
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 0x430640
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 0x4306a2
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 0x4306b0
Capabilities:
Create process on windows

Disassembly:
push 0xffffffffffffffff
push 0x4b947b
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x20c
mov eax, dword [0x527528]
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 0x4307e8
mov ecx, dword [edi + 0x48]
lea esi, [edi + 0x48]
mov eax, dword [ecx - 8]
test eax, eax
jne 0x430716
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.004ae6be
xor eax, eax
jmp 0x43085f
push str.mailto:
lea ecx, [esp + 0xc]
call fcn.004ae7fb
push esi
lea ecx, [esp + 0xc]
call fcn.004aea8a
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 0x43083d
lea edx, [esp + 0x14]
mov ecx, edi
push edx
push str..htm
push closesocket
call fcn.00430640
test eax, eax
jne 0x43083d
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.00430640
test eax, eax
jne 0x43083d
lea eax, [esp + 0x14]
push 0x511d0c
push eax
call fcn.0049fac0
mov esi, eax
add esp, 8
test esi, esi
jne 0x43081c
lea ecx, [esp + 0x14]
push 0x511d08
push ecx
call fcn.0049fa40
mov esi, eax
add esp, 8
test esi, esi
jne 0x43081c
lea edx, [esp + 0x14]
push edx
call dword [sym.imp.KERNEL32.dll_lstrlenA]
lea esi, [esp + eax + 0x13]
jmp 0x43081f
lea edx, [edi + 0x4c]
lea ecx, [esp + 8]
push edx
call fcn.004ae7ab
mov eax, dword [esp + 8]
mov ecx, dword [eax - 8]
test ecx, ecx
jne 0x43072e
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.004ae6be
xor eax, eax
jmp 0x43085f
mov byte [esi], 0
push 0x511d04
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.004ae6be
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 0x43fb30
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 0x43fb9e
cmp si, 0x69
ja 0x43fb9e
add esi, 0xffd0
cmp si, 0x11
je 0x43fb6e
push 0x11
call edi
test ax, ax
jge 0x43fb6e
or esi, 0x2000
cmp si, 0x10
je 0x43fb83
push 0x10
call edi
test ax, ax
jge 0x43fb83
or esi, 0x4000
cmp si, 0x12
je 0x43fb98
push 0x12
call edi
test ax, ax
jge 0x43fb98
or esi, 0x8000
mov ax, si
pop edi
pop esi
ret
cmp si, 0x6d
jne 0x43fbab
mov esi, 0xbd
jmp 0x43fb5f
cmp si, 0x6e
jne 0x43fbb8
mov esi, 0xbe
jmp 0x43fb5f
cmp si, 0x6f
jne 0x43fb59
mov esi, 0xbf
jmp 0x43fb5f

Function at 0x4416c0
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push ecx
mov eax, dword [0x537ec0]
xor edx, edx
cmp eax, edx
jne 0x4416e6
xor eax, eax
mov byte [eax + 0x537dc0], al
inc eax
cmp eax, 0x100
jl 0x4416ce
mov dword [0x537ec0], 1
mov eax, dword [esp + 0xc]
push ebx
mov ebx, dword [esp + 0x14]
push esi
push edi
mov ecx, 0x40
mov esi, 0x537dc0
mov edi, ebx
rep movsd dword es:[edi], dword [esi]
cmp eax, edx
mov byte [ebx + 0x100], dl
mov byte [ebx + 0x101], dl
jle 0x441777
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 0x44174a
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 0x441718
pop ebp
pop edi
pop esi
pop ebx
pop ecx
ret

Function at 0x4417f0
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 0x441843
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 0x44182a
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 0x448850
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 0x4489e8
cmp ebp, ebx
jle 0x4489e8
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 0x4488ae
dec eax
or eax, 0xfffffff8
inc eax
je 0x4488b5
inc edi
mov dword [esp + 0x10], edi
mov ecx, edi
and ecx, reloc.WS2_32.dll_accept
jns 0x4488c4
dec ecx
or ecx, 0xfffffffe
inc ecx
je 0x4488cb
inc edi
mov dword [esp + 0x10], edi
push 0x18
call fcn.004ae3ff
add esp, 4
cmp eax, ebx
je 0x4488ec
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.004ae3ff
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 0x4489de
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 0x4489c5
mov al, byte [edx]
cmp al, 0xc0
jbe 0x4489b1
and eax, 0xff
sub eax, 0xc0
inc edx
mov esi, eax
mov dword [esp + 0x24], edx
cmp esi, 1
jle 0x4489a6
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 0x4489b4
mov al, byte [edx]
mov esi, dword [esp + 0x18]
mov byte [ebp], al
jmp 0x4489b4
mov byte [ebp], al
inc ebp
add ecx, 8
inc edx
cmp ecx, esi
mov dword [esp + 0x2c], ecx
jl 0x448950
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 0x448941
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