joyce8/EMBER2024-capa huggingface dataset:
Function at 0x101e579
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
mov ax, word [ebp + 0xc]
mov cx, word [ebp + 0x10]
cmp ax, cx
jne 0x101e593
mov eax, dword [ebp + 8]
jmp 0x101e67d
cmp ax, 8
push esi
push edi
je 0x101e5a1
cmp ax, 0x10
jne 0x101e5ad
cmp cx, 8
je 0x101e5b4
cmp cx, 0x10
je 0x101e5b4
xor edi, edi
jmp 0x101e65b
shr ax, 3
shr cx, 3
push ebx
xor edx, edx
mov edi, eax
mov ebx, ecx
mov ecx, dword [ebp + 0x14]
mov eax, dword [ecx]
movzx esi, di
div esi
mov esi, eax
movzx eax, bx
imul eax, esi
push eax
push 0x2002
mov dword [ecx], eax
call dword [sym.imp.KERNEL32.dll_GlobalAlloc]
push eax
call dword [sym.imp.KERNEL32.dll_GlobalLock]
mov ecx, eax
test ecx, ecx
jne 0x101e60f
cmp dword [0x1027be4], eax
je 0x101e60b
push 0x40
push 0x10028d0
push 0x10028e8
push eax
call dword [sym.imp.USER32.dll_MessageBoxA]
xor edi, edi
jmp 0x101e65a
cmp di, bx
jbe 0x101e639
test esi, esi
mov ebx, dword [ebp + 8]
mov edi, ecx
je 0x101e658
mov dword [ebp + 0xc], esi
movsx eax, word [ebx]
cdq
mov esi, 0x100
idiv esi
add al, 0x80
mov byte [edi], al
inc edi
inc ebx
inc ebx
dec dword [ebp + 0xc]
jne 0x101e620
jmp 0x101e658
test esi, esi
mov edx, dword [ebp + 8]
mov eax, ecx
je 0x101e658
movsx di, byte [edx]
sub edi, 0x80
shl edi, 8
mov word [eax], di
inc eax
inc eax
inc edx
dec esi
jne 0x101e642
mov edi, ecx
pop ebx
push dword [ebp + 8]
mov esi, dword [sym.imp.KERNEL32.dll_GlobalHandle]
call esi
push eax
call dword [sym.imp.KERNEL32.dll_GlobalUnlock]
push dword [ebp + 8]
call esi
push eax
call dword [sym.imp.KERNEL32.dll_GlobalFree]
mov eax, edi
pop edi
pop esi
pop ebp
ret 0x10
Function at 0x4035ac
Capabilities:
Generate random numbers using the delphi lcg

Disassembly:
push ebx
xor ebx, ebx
imul edx, dword [ebx + 0x155b008], 0x8088405
inc edx
mov dword [ebx + 0x155b008], edx
mul edx
mov eax, edx
pop ebx
ret

Function at 0x41d254
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 0x41d285
mov dl, byte [esi]
inc esi
adc dl, dl
jae 0x41d26d
add dl, dl
jne 0x41d290
mov dl, byte [esi]
inc esi
adc dl, dl
jae 0x41d2e1
xor eax, eax
add dl, dl
jne 0x41d29d
mov dl, byte [esi]
inc esi
adc dl, dl
jae 0x41d37e
add dl, dl
jne 0x41d2ac
mov dl, byte [esi]
inc esi
adc dl, dl
adc eax, eax
add dl, dl
jne 0x41d2b7
mov dl, byte [esi]
inc esi
adc dl, dl
adc eax, eax
add dl, dl
jne 0x41d2c2
mov dl, byte [esi]
inc esi
adc dl, dl
adc eax, eax
add dl, dl
jne 0x41d2cd
mov dl, byte [esi]
inc esi
adc dl, dl
adc eax, eax
je 0x41d2d7
mov ebx, edi
sub ebx, eax
mov al, byte [ebx]
mov byte [edi], al
inc edi
mov ebx, 2
jmp 0x41d27c
mov eax, 1
add dl, dl
jne 0x41d2ef
mov dl, byte [esi]
inc esi
adc dl, dl
adc eax, eax
add dl, dl
jne 0x41d2fa
mov dl, byte [esi]
inc esi
adc dl, dl
jb 0x41d2e6
sub eax, ebx
mov ebx, 1
jne 0x41d32d
mov ecx, 1
add dl, dl
jne 0x41d313
mov dl, byte [esi]
inc esi
adc dl, dl
adc ecx, ecx
add dl, dl
jne 0x41d31e
mov dl, byte [esi]
inc esi
adc dl, dl
jb 0x41d30a
push esi
mov esi, edi
sub esi, ebp
rep movsb byte es:[edi], byte [esi]
pop esi
jmp 0x41d27c
dec eax
shl eax, 8
mov al, byte [esi]
inc esi
mov ebp, eax
mov ecx, 1
add dl, dl
jne 0x41d344
mov dl, byte [esi]
inc esi
adc dl, dl
adc ecx, ecx
add dl, dl
jne 0x41d34f
mov dl, byte [esi]
inc esi
adc dl, dl
jb 0x41d33b
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 0x41d27c
mov al, byte [esi]
inc esi
xor ecx, ecx
shr al, 1
je 0x41d39f
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 0x41d27c
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 0x41f3b0
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 0x153e89e
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 0x41f3ff
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 0x41f41e
mov ecx, edx
add ecx, ebx
jmp 0x41f41e
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 0x41f41e
mov ecx, edx
add ecx, ebx
test ecx, ecx
je 0x41f490
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 0x41f479
test esi, esi
jbe 0x41f490
mov eax, dword [edi]
add eax, ebx
mov edx, dword [ebp - 4]
call fcn.004088f4
test eax, eax
jne 0x41f46b
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 0x41f490
add dword [ebp - 0xc], 2
add edi, 4
dec esi
test esi, esi
ja 0x41f448
jmp 0x41f490
mov edx, eax
sub edx, dword [ecx + 0x10]
cmp edx, dword [ecx + 0x14]
jae 0x41f490
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 0x153e8a5
ret
Function at 0x4205fc
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 0x153fc17
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 0x420637
dec eax
or eax, 0xfffffffe
inc eax
test eax, eax
jne 0x420650
lea eax, [ebp - 0x10]
mov edx, dword [0x155d5f0]
mov edx, dword [edx]
mov edx, dword [edx + 0x14]
call fcn.00404d30
jmp 0x420663
lea eax, [ebp - 0x10]
mov edx, dword [0x155d5f0]
mov edx, dword [edx]
mov edx, dword [edx + 0x18]
call fcn.00404d30
lea eax, [ebp - 0x10]
mov edx, ebx
sar edx, 1
jns 0x42066f
adc edx, 0
mov edx, dword [edx*4 + 0x155c3fc]
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 0x4207e9
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.00406d8c
test eax, eax
je 0x4207dc
mov eax, edi
cmp word [eax], 0x5a4d
jne 0x4207dc
push 0
push 0
mov eax, dword [eax + 0x3c]
push eax
push esi
call fcn.00406dec
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.00406d8c
test eax, eax
je 0x4207dc
mov eax, edi
cmp dword [eax], 0x4550
jne 0x4207dc
add eax, 4
mov dword [ebp - 0xc], eax
cmp byte [ebp - 1], 0
je 0x42077a
mov eax, dword [ebp - 0xc]
cmp word [eax], 0x8664
jne 0x42077a
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.00406d8c
test eax, eax
je 0x42077a
mov eax, edi
mov dx, word [eax + 0x44]
cmp dx, word [ebp - 4]
jne 0x42077a
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 0x4207dc
mov eax, dword [ebp - 0xc]
cmp word [eax], 0x14c
jb 0x4207dc
mov eax, dword [ebp - 0xc]
cmp word [eax], 0x150
ja 0x4207dc
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.00406d8c
test eax, eax
je 0x4207dc
mov eax, edi
mov dx, word [eax + 0x44]
cmp dx, word [ebp - 4]
jne 0x4207dc
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 0x420801
inc ebx
cmp ebx, 0x19
jne 0x420629
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
push 0x153fc1e
lea eax, [ebp - 0x10]
call fcn.00404cd0
ret
Function at 0x4c80c4
Capabilities:
Access peb ldr_data
Resolve function by hash

Disassembly:
push ebp
mov ebp, esp
cld
xor edx, edx
mov edx, dword fs:[edx + 0x30]
mov edx, dword [edx + 0xc]
mov edx, dword [edx + 0x14]
mov esi, dword [edx + 0x28]
push 0x18
pop ecx
xor edi, edi
xor eax, eax
lodsb al, byte [esi]
cmp al, 0x61
jl 0x4c80e5
sub al, 0x20
ror edi, 0xd
add edi, eax
loop 0x4c80dc
cmp edi, 0x6a4abc5b
mov ebx, dword [edx + 0x10]
mov edx, dword [edx]
jne 0x4c80d4
mov eax, ebx
leave
ret

Function at 0x4c810b
Capabilities:
Hash data with crc32

Disassembly:
push ebp
mov ebp, esp
add esp, 0xffffffec
push esi
push ebx
push edi
push edx
push ecx
mov eax, dword [ebp + 0xc]
xor edx, edx
xchg edx, eax
mov esi, 0x3c
add esi, dword [ebp + 8]
mov eax, dword [esi]
add eax, dword [ebp + 8]
mov esi, dword [eax + 0x78]
add esi, 0x18
add esi, dword [ebp + 8]
mov eax, dword [esi]
mov dword [ebp - 0x14], eax
add esi, 4
lea edi, [ebp - 8]
lodsd eax, dword [esi]
add eax, dword [ebp + 8]
stosd dword es:[edi], eax
mov dword [ebp - 8], eax
lodsd eax, dword [esi]
add eax, dword [ebp + 8]
push eax
stosd dword es:[edi], eax
mov dword [ebp - 0xc], eax
mov eax, dword [esi]
add eax, dword [ebp + 8]
mov dword [ebp - 0x10], eax
pop esi
mov dword [ebp - 4], 0
push esi
mov eax, dword [esi]
add eax, dword [ebp + 8]
xchg edi, eax
mov ebx, edi
push edi
xor al, al
scasb al, byte es:[edi]
jne 0x4c816a
pop esi
sub edi, ebx
push edx
cld
xor ecx, ecx
dec ecx
mov edx, ecx
xor eax, eax
xor ebx, ebx
lodsb al, byte [esi]
xor al, cl
mov cl, ch
mov ch, dl
mov dl, dh
mov dh, 8
shr bx, 1
rcr ax, 1
jae 0x4c8197
xor ax, 0x8320
xor bx, 0xedb8
dec dh
jne 0x4c8186
xor ecx, eax
xor edx, ebx
dec edi
jne 0x4c8177
not edx
not ecx
mov eax, edx
rol eax, 0x10
mov ax, cx
pop edx
cmp edx, eax
je 0x4c81bd
pop esi
add esi, 4
add dword [ebp - 4], 1
jmp 0x4c815e
pop esi
mov eax, dword [ebp - 4]
shl eax, 1
add eax, dword [ebp - 0x10]
xor esi, esi
xchg esi, eax
mov ax, word [esi]
shl ax, 2
add eax, dword [ebp - 8]
xchg esi, eax
mov eax, dword [esi]
add eax, dword [ebp + 8]
pop ecx
pop edx
pop edi
pop ebx
pop esi
leave
ret 8
Function at 0x4c89fd
Capabilities:
Resolve function by parsing pe exports

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x38
mov dword [ebp - 4], 0
mov dword [ebp - 8], 0
mov dword [ebp - 0xc], 0
mov dword [ebp - 0x10], 0
mov dword [ebp - 0x14], 0
mov dword [ebp - 0x18], 0
mov dword [ebp - 0x1c], 0
mov dword [ebp - 0x20], 0
mov dword [ebp - 4], 0
mov dword [ebp - 8], 0
mov dword [ebp - 0xc], 0
mov dword [ebp - 0x10], 0
mov dword [ebp - 0x14], 0
mov dword [ebp - 0x18], 0
mov dword [ebp - 0x1c], 0
mov dword [ebp - 0x20], 0
mov dword ds:[ebp - 0x20], 0xff8bff8b
mov dword ds:[ebp - 0x14], 0xff8bff8b
mov dword ds:[ebp - 0x1c], 0xff8bff8b
push 0x7fc
push dword [ebp - 0x20]
call fcn.004c808a
push eax
push dword [ebp - 0x20]
lea eax, [ebp - 4]
mov ebx, eax
pop ecx
pop edx
push edx
push ecx
push ebx
mov dword [ebx], ecx
cmp ecx, edx
jg 0x4c8bdc
push dword [ebp - 4]
call fcn.004c806e
mov dword [ebp - 4], eax
cmp dword [ebp - 4], 0
jne 0x4c8acd
jmp 0x4c8bdc
push dword [ebp - 4]
call fcn.004c806e
mov dword [ebp - 4], eax
mov eax, dword [ebp + 8]
cmp dword [ebp - 4], eax
jne 0x4c8b21
lea eax, [ebp - 4]
push eax
call fcn.004c89e3
mov dword [ebp - 0x28], eax
push 0
push 4
push dword [ebp - 0x28]
push dword [ebp - 4]
push 0xffffffff
push dword [ebp - 0x14]
call fcn.004c8295
mov dword [ebp - 0x30], eax
cmp dword [ebp - 0x30], 0
je 0x4c8b21
mov eax, 1
jmp 0x4c8b23
xor eax, eax
test eax, eax
je 0x4c8bd1
push ebx
push esi
push edx
mov ebx, dword [ebp + 8]
lea eax, [ebx + 0x3c]
mov eax, dword [eax]
add eax, ebx
lea eax, [eax + 0x78]
mov eax, dword [eax]
lea esi, [eax + ebx]
mov dword [ebp - 0x10], esi
lea edx, [esi + 0x20]
mov edx, dword [edx]
add edx, ebx
mov edx, dword [edx]
add edx, ebx
mov dword [ebp - 0x18], edx
lea eax, [esi + 0x18]
mov eax, dword [eax]
dec eax
mov dword [ebp - 4], eax
pop ebx
pop esi
pop edx
push dword [ebp - 4]
lea eax, [ebp - 4]
mov ebx, eax
mov ecx, 0
pop edx
push edx
push ecx
push ebx
mov dword [ebx], ecx
cmp ecx, edx
jg 0x4c8bc9
mov eax, dword [ebp - 0x18]
add eax, dword [ebp - 8]
mov dword [ebp - 0xc], eax
push dword [ebp + 0xc]
push dword [ebp - 0xc]
call dword [ebp - 0x1c]
call fcn.004c8800
mov dword [ebp - 0x28], eax
cmp dword [ebp - 0x28], 0
jne 0x4c8bb8
push edi
mov edi, dword [ebp - 4]
mov eax, dword [ebp - 0x10]
lea eax, [eax + 0x1c]
mov eax, dword [eax]
add eax, dword [ebp + 8]
lea eax, [eax + edi*4]
mov eax, dword [eax]
add eax, dword [ebp + 8]
pop edi
leave
ret 8
push dword [ebp - 0xc]
call fcn.004c89bc
add dword [ebp - 8], eax
pop ebx
pop ecx
pop edx
inc ecx
jmp 0x4c8b6b
add esp, 0xc
jmp 0x4c8bdc
pop ebx
pop ecx
pop edx
add ecx, 4
jmp 0x4c8aa6
add esp, 0xc
mov edi, edi
mov edi, edi
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
mov eax, 0
jmp 0x4c8bfd
mov esp, ebp
pop ebp
ret 8
Function at 0x525f50
Capabilities:
Enumerate files on windows

Disassembly:
push 0xffffffffffffffff
push 0x6344cb
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.006278c8
mov ecx, dword [esp + 8]
mov dword [esp + 0x190], 0
mov eax, dword [ecx - 8]
test eax, eax
je 0x525fd2
lea edx, [esp + 0x10]
push 1
push edx
lea ecx, [esp + 0x10]
call fcn.00624ae9
mov eax, dword [eax]
push 0xf73de0
push eax
call fcn.005dd1f4
add esp, 8
lea ecx, [esp + 0x10]
test eax, eax
setne bl
call fcn.00627b53
test bl, bl
je 0x525fd2
push 0xf73de0
lea ecx, [esp + 0xc]
call fcn.00627ee3
push 0xf73dec
lea ecx, [esp + 0xc]
call fcn.00627ee3
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 0x52600e
lea ecx, [esp + 8]
mov dword [esp + 0x190], eax
call fcn.00627b53
jmp 0x5260d9
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 0x526092
lea edx, [esp + 0x7c]
push 0xf73de8
push edx
call fcn.005dd1f4
add esp, 8
test eax, eax
je 0x526092
lea eax, [esp + 0x7c]
push 0xf73de4
push eax
call fcn.005dd1f4
add esp, 8
test eax, eax
je 0x526092
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 0x526022
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.00627b53
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 0x5268e0
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 0x526942
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 0x526950
Capabilities:
Create process on windows

Disassembly:
push 0xffffffffffffffff
push 0x63454b
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x20c
mov eax, dword [0xf92d98]
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 0x526a88
mov ecx, dword [edi + 0x48]
lea esi, [edi + 0x48]
mov eax, dword [ecx - 8]
test eax, eax
jne 0x5269b6
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.00627b53
xor eax, eax
jmp 0x526aff
push str.mailto:
lea ecx, [esp + 0xc]
call fcn.00627c90
push esi
lea ecx, [esp + 0xc]
call fcn.00627f1f
mov ecx, dword [esp + 8]
push ebx
push ebp
mov ebp, dword [esp + 0x22c]
push ebp
push 0
push 0
push ecx
push 0xf73e20
push 0
call dword [sym.imp.SHELL32.dll_ShellExecuteA]
mov esi, eax
cmp esi, 0x20
ja 0x526add
lea edx, [esp + 0x14]
mov ecx, edi
push edx
push str..htm
push accept
call fcn.005268e0
test eax, eax
jne 0x526add
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.005268e0
test eax, eax
jne 0x526add
lea eax, [esp + 0x14]
push 0xf73dfc
push eax
call fcn.005de460
mov esi, eax
add esp, 8
test esi, esi
jne 0x526abc
lea ecx, [esp + 0x14]
push 0xf73df8
push ecx
call fcn.005de3e0
mov esi, eax
add esp, 8
test esi, esi
jne 0x526abc
lea edx, [esp + 0x14]
push edx
call dword [sym.imp.KERNEL32.dll_lstrlenA]
lea esi, [esp + eax + 0x13]
jmp 0x526abf
lea edx, [edi + 0x4c]
lea ecx, [esp + 8]
push edx
call fcn.00627c40
mov eax, dword [esp + 8]
mov ecx, dword [eax - 8]
test ecx, ecx
jne 0x5269ce
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.00627b53
xor eax, eax
jmp 0x526aff
mov byte [esi], 0
push 0xf73df4
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.00627b53
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 0x53b9b0
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 0x53ba1e
cmp si, 0x69
ja 0x53ba1e
add esi, 0xffd0
cmp si, 0x11
je 0x53b9ee
push 0x11
call edi
test ax, ax
jge 0x53b9ee
or esi, 0x2000
cmp si, 0x10
je 0x53ba03
push 0x10
call edi
test ax, ax
jge 0x53ba03
or esi, 0x4000
cmp si, 0x12
je 0x53ba18
push 0x12
call edi
test ax, ax
jge 0x53ba18
or esi, 0x8000
mov ax, si
pop edi
pop esi
ret
cmp si, 0x6d
jne 0x53ba2b
mov esi, 0xbd
jmp 0x53b9df
cmp si, 0x6e
jne 0x53ba38
mov esi, 0xbe
jmp 0x53b9df
cmp si, 0x6f
jne 0x53b9d9
mov esi, 0xbf
jmp 0x53b9df

Function at 0x53d610
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push ecx
mov eax, dword [0x1052468]
xor edx, edx
cmp eax, edx
jne 0x53d636
xor eax, eax
mov byte [eax + 0x1052368], al
inc eax
cmp eax, 0x100
jl 0x53d61e
mov dword [0x1052468], 1
mov eax, dword [esp + 0xc]
push ebx
mov ebx, dword [esp + 0x14]
push esi
push edi
mov ecx, 0x40
mov esi, 0x1052368
mov edi, ebx
rep movsd dword es:[edi], dword [esi]
cmp eax, edx
mov byte [ebx + 0x100], dl
mov byte [ebx + 0x101], dl
jle 0x53d6c7
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 0x53d69a
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 0x53d668
pop ebp
pop edi
pop esi
pop ebx
pop ecx
ret

Function at 0x53d6d0
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 0x53d723
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 0x53d70a
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 0x544b90
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 0x544d28
cmp ebp, ebx
jle 0x544d28
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 0x544bee
dec eax
or eax, 0xfffffff8
inc eax
je 0x544bf5
inc edi
mov dword [esp + 0x10], edi
mov ecx, edi
and ecx, reloc.WS2_32.dll_accept
jns 0x544c04
dec ecx
or ecx, 0xfffffffe
inc ecx
je 0x544c0b
inc edi
mov dword [esp + 0x10], edi
push 0x18
call fcn.00627894
add esp, 4
cmp eax, ebx
je 0x544c2c
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.00627894
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 0x544d1e
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 0x544d05
mov al, byte [edx]
cmp al, 0xc0
jbe 0x544cf1
and eax, 0xff
sub eax, 0xc0
inc edx
mov esi, eax
mov dword [esp + 0x24], edx
cmp esi, 1
jle 0x544ce6
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 0x544cf4
mov al, byte [edx]
mov esi, dword [esp + 0x18]
mov byte [ebp], al
jmp 0x544cf4
mov byte [ebp], al
inc ebp
add ecx, 8
inc edx
cmp ecx, esi
mov dword [esp + 0x2c], ecx
jl 0x544c90
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 0x544c81
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