joyce8/EMBER2024-capa huggingface dataset:
Function at 0x43c025
Capabilities:
Enumerate files on windows

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
sub esp, 0x264
mov eax, dword [0x460540]
xor eax, ebp
mov dword [ebp - 4], eax
mov edx, dword [ebp + 0xc]
mov ecx, dword [ebp + 0x10]
push ebx
push esi
push edi
mov edi, dword [ebp + 8]
mov dword [ebp - 0x25c], ecx
cmp edx, edi
je 0x43c070
movzx eax, word [edx]
lea ecx, [ebp - 0x255]
push eax
call fcn.0043c1c0
test al, al
jne 0x43c06a
sub edx, 2
cmp edx, edi
jne 0x43c050
mov ecx, dword [ebp - 0x25c]
movzx esi, word [edx]
cmp esi, 0x3a
jne 0x43c092
lea eax, [edi + 2]
cmp edx, eax
je 0x43c092
push ecx
xor ebx, ebx
push ebx
push ebx
push edi
call fcn.0043bf71
add esp, 0x10
jmp 0x43c18c
push esi
lea ecx, [ebp - 0x255]
call fcn.0043c1c0
sub edx, edi
movzx eax, al
sar edx, 1
inc edx
neg eax
sbb eax, eax
xor ebx, ebx
push ebx
push ebx
and eax, edx
push ebx
mov dword [ebp - 0x260], eax
lea eax, [ebp - 0x254]
push eax
push ebx
push edi
call dword [sym.imp.KERNEL32.dll_FindFirstFileExW]
mov esi, eax
cmp esi, 0xffffffff
jne 0x43c0d5
push dword [ebp - 0x25c]
jmp 0x43c082
mov ebx, dword [ebp - 0x25c]
push 0x2e
mov eax, dword [ebx + 4]
sub eax, dword [ebx]
sar eax, 2
mov dword [ebp - 0x25c], eax
pop eax
cmp word [ebp - 0x228], ax
jne 0x43c112
cmp word [ebp - 0x226], 0
je 0x43c133
cmp word [ebp - 0x226], ax
jne 0x43c112
cmp word [ebp - 0x224], 0
je 0x43c133
push ebx
push dword [ebp - 0x260]
lea eax, [ebp - 0x228]
push edi
push eax
call fcn.0043bf71
add esp, 0x10
mov dword [ebp - 0x264], eax
test eax, eax
jne 0x43c17f
lea eax, [ebp - 0x254]
push eax
push esi
call dword [sym.imp.KERNEL32.dll_FindNextFileW]
push 0x2e
test eax, eax
pop eax
jne 0x43c0ec
mov eax, dword [ebx + 4]
mov edx, dword [ebx]
sub eax, edx
mov ecx, dword [ebp - 0x25c]
sar eax, 2
cmp ecx, eax
jne 0x43c167
push esi
call dword [sym.imp.KERNEL32.dll_FindClose]
xor eax, eax
jmp 0x43c18c
push 0x43bda1
sub eax, ecx
push 4
push eax
lea eax, [edx + ecx*4]
push eax
call fcn.00445f40
add esp, 0x10
jmp 0x43c15c
push esi
call dword [sym.imp.KERNEL32.dll_FindClose]
mov eax, dword [ebp - 0x264]
mov ecx, dword [ebp - 4]
pop edi
pop esi
xor ecx, ebp
pop ebx
call fcn.00425df2
leave
ret

Function at 0x43ca89
Capabilities:
Query environment variable

Disassembly:
mov edi, edi
push esi
call dword [sym.imp.KERNEL32.dll_GetEnvironmentStringsW]
mov esi, eax
test esi, esi
jne 0x43ca9a
pop esi
ret
push ebx
push edi
push esi
call fcn.0043ca52
mov ebx, eax
sub ebx, esi
and ebx, 0xfffffffe
push ebx
call fcn.004390fc
mov edi, eax
pop ecx
pop ecx
test edi, edi
je 0x43cac2
push ebx
push esi
push edi
call fcn.0042adb0
add esp, 0xc
push 0
call fcn.004387f2
pop ecx
push esi
call dword [sym.imp.KERNEL32.dll_FreeEnvironmentStringsW]
mov eax, edi
pop edi
pop ebx
pop esi
ret

Function at 0x43ce92
Capabilities:
Set environment variable

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
pop ebp
jmp fcn.0043cad7
Function at 0x43f14b
Capabilities:
Get geographical location

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
push ecx
push esi
push edi
call fcn.00438b6a
mov esi, dword [ebp + 8]
mov edi, eax
push 2
lea eax, [ebp - 4]
mov ecx, esi
push eax
and ecx, 0x3ff
push 0x20000001
or ecx, 0x400
push ecx
call dword [sym.imp.KERNEL32.dll_GetLocaleInfoW]
test eax, eax
je 0x43f1ba
cmp esi, dword [ebp - 4]
je 0x43f1b5
cmp dword [ebp + 0xc], 0
je 0x43f1b5
mov esi, dword [edi + 0x50]
lea ecx, [esi + 2]
mov ax, word [esi]
add esi, 2
test ax, ax
jne 0x43f192
push dword [edi + 0x50]
sub esi, ecx
sar esi, 1
call fcn.0043ec9d
pop ecx
xor ecx, ecx
cmp eax, esi
setne cl
mov eax, ecx
jmp 0x43f1bc
xor eax, eax
inc eax
jmp 0x43f1bc
xor eax, eax
pop edi
pop esi
leave
ret
Function at 0x43f221
Capabilities:
Get geographical location

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
sub esp, 0x18
mov eax, dword [0x460540]
xor eax, ebp
mov dword [ebp - 4], eax
mov eax, dword [ebp + 0xc]
push ebx
mov ebx, dword [ebp + 0x10]
push esi
mov esi, dword [ebp + 8]
push edi
mov dword [ebp - 0x18], eax
call fcn.00438b6a
add eax, 0x50
lea edi, [ebp - 0x10]
mov dword [ebp - 0x14], eax
xor eax, eax
stosd dword es:[edi], eax
stosd dword es:[edi], eax
stosd dword es:[edi], eax
call fcn.00438b6a
lea ecx, [ebp - 0x10]
xor edx, edx
mov dword [eax + 0x34c], ecx
lea ecx, [esi + 0x80]
mov eax, dword [ebp - 0x14]
mov dword [eax], esi
lea edi, [eax + 4]
mov dword [edi], ecx
test ecx, ecx
je 0x43f298
cmp word [ecx], dx
je 0x43f298
mov eax, dword [0x454c54]
push edi
dec eax
push eax
push 0x454b40
call fcn.0043f1c0
mov eax, dword [ebp - 0x14]
add esp, 0xc
xor edx, edx
mov dword [ebp - 0x10], edx
mov eax, dword [eax]
test eax, eax
je 0x43f30b
cmp word [eax], dx
je 0x43f30b
mov eax, dword [edi]
test eax, eax
je 0x43f2bc
cmp word [eax], dx
je 0x43f2bc
lea eax, [ebp - 0x10]
push eax
call fcn.0043eba3
jmp 0x43f2c5
lea eax, [ebp - 0x10]
push eax
call fcn.0043ec3e
cmp dword [ebp - 0x10], 0
pop ecx
jne 0x43f335
mov eax, dword [0x454b3c]
push dword [ebp - 0x14]
dec eax
push eax
push 0x454830
call fcn.0043f1c0
add esp, 0xc
test al, al
je 0x43f335
mov eax, dword [edi]
xor edi, edi
test eax, eax
je 0x43f300
cmp word [eax], di
je 0x43f300
lea eax, [ebp - 0x10]
push eax
call fcn.0043eba3
pop ecx
jmp 0x43f337
lea eax, [ebp - 0x10]
push eax
call fcn.0043ec3e
jmp 0x43f2fd
mov eax, dword [edi]
test eax, eax
je 0x43f322
cmp word [eax], dx
je 0x43f322
lea eax, [ebp - 0x10]
push eax
call fcn.0043eb58
pop ecx
jmp 0x43f335
mov dword [ebp - 0x10], 0x104
call dword [sym.imp.KERNEL32.dll_GetUserDefaultLCID]
mov dword [ebp - 8], eax
mov dword [ebp - 0xc], eax
xor edi, edi
cmp dword [ebp - 0x10], 0
je 0x43f400
lea eax, [ebp - 0x10]
push eax
lea eax, [esi + 0x100]
neg esi
sbb esi, esi
and esi, eax
push esi
call fcn.0043f045
mov esi, eax
pop ecx
pop ecx
test esi, esi
je 0x43f400
movzx ecx, si
push ecx
call dword [sym.imp.KERNEL32.dll_IsValidCodePage]
test eax, eax
je 0x43f400
push 1
push dword [ebp - 0xc]
call dword [sym.imp.KERNEL32.dll_IsValidLocale]
test eax, eax
je 0x43f400
mov eax, dword [ebp - 0x18]
test eax, eax
je 0x43f38d
mov dword [eax], esi
mov eax, dword [ebp - 0x14]
push edi
push 0x55
add eax, 0x250
push eax
push dword [ebp - 0xc]
call fcn.0043aa05
test ebx, ebx
je 0x43f3fb
push edi
push 0x55
lea eax, [ebx + 0x120]
push eax
push dword [ebp - 0xc]
call fcn.0043aa05
push 0x40
push ebx
push 0x1001
push dword [ebp - 0xc]
call dword [sym.imp.KERNEL32.dll_GetLocaleInfoW]
test eax, eax
je 0x43f400
push 0x40
lea eax, [ebx + 0x80]
push eax
push 0x1002
push dword [ebp - 8]
call dword [sym.imp.KERNEL32.dll_GetLocaleInfoW]
test eax, eax
je 0x43f400
push 0xa
push 0x10
lea ecx, [ebx + 0x100]
push ecx
push esi
call fcn.00433389
add esp, 0x10
xor eax, eax
inc eax
jmp 0x43f402
xor eax, eax
mov ecx, dword [ebp - 4]
pop edi
pop esi
xor ecx, ebp
pop ebx
call fcn.00425df2
leave
ret
Function at 0x441f21
Capabilities:
Read file on windows

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
mov eax, 0x101c
call fcn.00426350
mov eax, dword [0x460540]
xor eax, ebp
mov dword [ebp - 4], eax
mov eax, dword [ebp + 0x14]
push ebx
push dword [ebp + 8]
mov dword [ebp - 0x100c], eax
call fcn.00439fb1
pop ecx
mov ecx, dword [ebp + 8]
mov ebx, eax
cmp dword [ecx + 8], 0
jne 0x441f63
mov eax, dword [ebp + 0xc]
mov edx, dword [ebp + 0x10]
jmp 0x4420bf
mov eax, dword [ecx]
sub eax, dword [ecx + 4]
push esi
push edi
push 0
cdq
push 2
push edx
push eax
call fcn.00426680
push dword [ebp - 0x100c]
mov ecx, ebx
mov dword [ebp - 0x1008], eax
mov esi, ebx
mov dword [ebp - 0x1018], edx
and ecx, 0x3f
sar esi, 6
imul edi, ecx, 0x38
push 0
mov eax, dword [esi*4 + 0x464e50]
push dword [eax + edi + 0x24]
push dword [eax + edi + 0x20]
push ebx
call fcn.004430f7
mov ecx, dword [esi*4 + 0x464e50]
add esp, 0x14
mov dword [ebp - 0x1010], eax
mov eax, edx
mov edx, dword [ebp - 0x1010]
mov dword [ebp - 0x101c], eax
cmp edx, dword [ecx + edi + 0x20]
jne 0x4420b8
cmp eax, dword [ecx + edi + 0x24]
jne 0x4420b8
push 0
lea eax, [ebp - 0x1014]
push eax
push 0x1000
lea eax, [ebp - 0x1004]
push eax
push dword [ecx + edi + 0x18]
call dword [sym.imp.KERNEL32.dll_ReadFile]
test eax, eax
je 0x4420b8
push dword [ebp - 0x100c]
push 0
push dword [ebp + 0x10]
push dword [ebp + 0xc]
push ebx
call fcn.004430f7
add esp, 0x14
test edx, edx
jl 0x4420b8
jg 0x44202e
test eax, eax
jb 0x4420b8
mov ebx, dword [ebp - 0x1018]
mov eax, dword [ebp - 0x1014]
test ebx, ebx
jg 0x4420b8
jl 0x442048
cmp dword [ebp - 0x1008], eax
ja 0x4420b8
lea edi, [ebp - 0x1004]
xor edx, edx
add edi, eax
lea ecx, [ebp - 0x1004]
xor esi, esi
cmp dword [ebp - 0x1008], edx
jne 0x442066
test ebx, ebx
je 0x44209f
cmp ecx, edi
jae 0x44209f
mov al, byte [ecx]
cmp al, 0xd
jne 0x442080
lea eax, [edi - 1]
cmp ecx, eax
jae 0x44208c
cmp byte [ecx + 1], 0xa
jne 0x44208c
inc ecx
jmp 0x44208c
movzx eax, al
movsx eax, byte [eax + 0x460ef0]
add ecx, eax
add esi, 1
adc edx, 0
inc ecx
cmp esi, dword [ebp - 0x1008]
jne 0x442066
cmp edx, ebx
jne 0x442066
lea eax, [ebp - 0x1004]
sub ecx, eax
mov eax, ecx
cdq
add eax, dword [ebp - 0x1010]
adc edx, dword [ebp - 0x101c]
jmp 0x4420bd
or edx, 0xffffffff
mov eax, edx
pop edi
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
pop ebx
call fcn.00425df2
leave
ret
Function at 0x44258f
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 + 0x464e50]
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 0x4425cf
cmp byte [ebx], 0xa
jne 0x4425cf
or byte [edi + eax + 0x28], 4
jmp 0x4425d4
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 0x4426d3
mov dl, byte [eax]
cmp dl, 0x1a
je 0x4426b6
inc eax
cmp dl, 0xd
je 0x442600
mov dword [ebp - 8], eax
mov byte [esi], dl
jmp 0x442626
cmp eax, ecx
jae 0x442634
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 0x4425e8
jmp 0x4426d3
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 0x4426b1
cmp dword [ebp - 0x10], 0
je 0x4426b1
mov ecx, dword [ebp - 0xc]
mov eax, dword [ecx*4 + 0x464e50]
test byte [eax + edi + 0x28], 0x48
je 0x44268b
mov dl, byte [ebp - 1]
lea eax, [esi + 1]
mov dword [ebp - 0x14], eax
cmp dl, 0xa
jne 0x442676
mov byte [esi], dl
jmp 0x442687
mov byte [esi], 0xd
mov eax, dword [ecx*4 + 0x464e50]
mov byte [eax + edi + 0x2a], dl
mov eax, dword [ebp - 0x14]
mov esi, eax
jmp 0x4426d3
cmp byte [ebp - 1], 0xa
jne 0x44269a
cmp esi, ebx
jne 0x44269a
mov byte [esi], 0xa
jmp 0x4426d2
push 1
push 0xffffffffffffffff
push 0xffffffffffffffff
push dword [ebp + 8]
call fcn.00443115
add esp, 0x10
cmp byte [ebp - 1], 0xa
je 0x4426d3
mov byte [esi], 0xd
jmp 0x4426d2
mov ecx, dword [ebp - 0xc]
mov ecx, dword [ecx*4 + 0x464e50]
mov al, byte [ecx + edi + 0x28]
test al, 0x40
jne 0x4426d0
or al, 2
mov byte [ecx + edi + 0x28], al
jmp 0x4426d3
mov byte [esi], dl
inc esi
sub esi, ebx
pop edi
mov eax, esi
pop esi
pop ebx
leave
ret
Function at 0x4426dc
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 + 0x464e50]
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 0x442722
cmp word [ebx], dx
jne 0x442722
or byte [eax + edi + 0x28], 4
jmp 0x442727
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 0x44288a
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 0x44286a
add eax, 2
cmp cx, word [ebp - 0x10]
je 0x442768
mov dword [ebp - 4], eax
mov word [esi], cx
jmp 0x44279e
cmp eax, edx
jae 0x4427ac
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 0x442743
jmp 0x44288a
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 0x442865
cmp dword [ebp - 0x18], 0
je 0x442865
mov edx, dword [ebp - 8]
push 0xa
mov eax, dword [edx*4 + 0x464e50]
test byte [eax + edi + 0x28], 0x48
je 0x44283b
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 0x4427ff
mov word [esi], cx
jmp 0x442836
push 0xd
pop ecx
mov word [esi], cx
movzx ecx, ax
mov eax, dword [edx*4 + 0x464e50]
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 + 0x464e50]
mov byte [eax + edi + 0x2b], cl
mov eax, dword [edx*4 + 0x464e50]
pop ecx
mov byte [eax + edi + 0x2c], cl
mov esi, dword [ebp - 0x1c]
jmp 0x44288a
pop eax
cmp word [ebp - 4], ax
jne 0x44284b
cmp esi, ebx
jne 0x44284b
mov word [esi], ax
jmp 0x442887
push 1
push 0xffffffffffffffff
push 0xfffffffffffffffe
push dword [ebp + 8]
call fcn.00443115
add esp, 0x10
push 0xa
pop eax
cmp word [ebp - 4], ax
je 0x44288a
push 0xd
pop eax
jmp 0x442846
mov edx, dword [ebp - 8]
mov edx, dword [edx*4 + 0x464e50]
mov al, byte [edx + edi + 0x28]
test al, 0x40
jne 0x442884
or al, 2
mov byte [edx + edi + 0x28], al
jmp 0x44288a
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 0x448120
Capabilities:
Parse pe header

Disassembly:
push ebp
mov ebp, esp
mov eax, dword [ebp + 8]
mov ecx, 0x5a4d
cmp word [eax], cx
jne 0x44814d
mov ecx, dword [eax + 0x3c]
add ecx, eax
cmp dword [ecx], 0x4550
jne 0x44814d
mov edx, 0x10b
xor eax, eax
cmp word [ecx + 0x18], dx
sete al
pop ebp
ret
xor eax, eax
pop ebp
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 0x50872f7f
Capabilities:
Set registry value

Disassembly:
push ebx
push esi
mov esi, dword [esp + 0x10]
push edi
mov ebx, ecx
xor edi, edi
push esi
call dword [sym.imp.kernel32.dll_lstrlenA]
inc eax
add esi, eax
add edi, eax
cmp eax, 1
jne 0x50872f8a
push edi
push dword [esp + 0x18]
push 7
push 0
push dword [esp + 0x20]
push dword [ebx]
call dword [sym.imp.ADVAPI32.dll_RegSetValueExA]
pop edi
pop esi
pop ebx
ret 8

Function at 0x5087472e
Capabilities:
Check os version

Disassembly:
push ebp
lea ebp, [esp - 0x78]
sub esp, 0x94
push esi
mov esi, ecx
call fcn.50874717
and byte [esi + 0xc], 0
mov eax, 0x50870000
push 0x94
mov dword [esi + 8], eax
mov dword [esi + 4], eax
lea eax, [ebp - 0x1c]
push 0
push eax
mov dword [esi], 0x3c
call sub.MSVCR70.dll_memset
add esp, 0xc
lea eax, [ebp - 0x1c]
push eax
mov dword [ebp - 0x1c], 0x94
call dword [sym.imp.kernel32.dll_GetVersionExA]
cmp dword [ebp - 0xc], 2
jne 0x50874788
cmp dword [ebp - 0x18], 5
jb 0x508747a0
jmp 0x5087479c
cmp dword [ebp - 0xc], 1
jne 0x508747a0
cmp dword [ebp - 0x18], 4
ja 0x5087479c
jne 0x508747a0
cmp dword [ebp - 0x14], 0
jbe 0x508747a0
mov byte [esi + 0xc], 1
lea eax, [esi + 0x18]
push eax
mov dword [esi + 0x10], 0x700
mov dword [esi + 0x14], 0x50875050
call dword [sym.imp.kernel32.dll_InitializeCriticalSection]
mov eax, esi
pop esi
add ebp, 0x78
leave
ret
Function at 0x401890
Capabilities:
Create new key via cryptacquirecontext

Disassembly:
push ebp
mov ebp, esp
push esi
mov esi, dword [ebp + 8]
push edi
mov edi, dword [sym.imp.ADVAPI32.dll_CryptAcquireContextW]
push 8
push 1
push str.Microsoft_Base_Cryptographic_Provider_v1.0
push str.MyContainer
push esi
mov dword [esi], 0
call edi
test eax, eax
jne 0x401a1c
push eax
push 1
push str.Microsoft_Base_Cryptographic_Provider_v1.0
push eax
push esi
call edi
test eax, eax
jne 0x401a1c
push 0x20
push 1
push str.Microsoft_Base_Cryptographic_Provider_v1.0
push eax
push esi
call edi
test eax, eax
jne 0x401a1c
push 0x28
push 1
push str.Microsoft_Base_Cryptographic_Provider_v1.0
push eax
push esi
call edi
test eax, eax
jne 0x401a1c
push eax
push 1
push str.Microsoft_Base_Cryptographic_Provider_v1.0
push str.MyContainer
push esi
call edi
test eax, eax
jne 0x401a1c
push 0x10
push 1
push str.Microsoft_Base_Cryptographic_Provider_v1.0
push str.MyContainer
push esi
call edi
push 8
push 1
push str.Microsoft_Base_Cryptographic_Provider_v1.0
push str.MyContainer_bak
push esi
call edi
test eax, eax
jne 0x401a1c
push eax
push 1
push str.Microsoft_Base_Cryptographic_Provider_v1.0
push eax
push esi
call edi
test eax, eax
jne 0x401a1c
push 0x20
push 1
push str.Microsoft_Base_Cryptographic_Provider_v1.0
push eax
push esi
call edi
test eax, eax
jne 0x401a1c
push 0x28
push 1
push str.Microsoft_Base_Cryptographic_Provider_v1.0
push eax
push esi
call edi
test eax, eax
jne 0x401a1c
push eax
push 1
push str.Microsoft_Base_Cryptographic_Provider_v1.0
push str.MyContainer_bak
push esi
call edi
test eax, eax
jne 0x401a1c
push 0x10
push 1
push str.Microsoft_Base_Cryptographic_Provider_v1.0
push str.MyContainer_bak
push esi
call edi
push 8
push 1
push str.Microsoft_Base_Cryptographic_Provider_v1.0
push str.MyContainer_bak
push esi
call edi
test eax, eax
jne 0x401a1c
push eax
push 1
push str.Microsoft_Base_Cryptographic_Provider_v1.0
push eax
push esi
call edi
test eax, eax
jne 0x401a1c
push 0x20
push 1
push str.Microsoft_Base_Cryptographic_Provider_v1.0
push eax
push esi
call edi
test eax, eax
jne 0x401a1c
push 0x28
push 1
push str.Microsoft_Base_Cryptographic_Provider_v1.0
push eax
push esi
call edi
test eax, eax
jne 0x401a1c
push eax
push 1
push str.Microsoft_Base_Cryptographic_Provider_v1.0
push str.MyContainer_bak
push esi
call edi
test eax, eax
jne 0x401a1c
mov eax, dword [esi]
test eax, eax
je 0x401a0e
push 0
push eax
call dword [sym.imp.ADVAPI32.dll_CryptReleaseContext]
pop edi
mov dword [esi], 0
xor al, al
pop esi
pop ebp
ret 4
pop edi
mov al, 1
pop esi
pop ebp
ret 4
Function at 0x401a30
Capabilities:
Encrypt or decrypt via wincrypt

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x24
push ebx
push esi
push 0
lea eax, [ebp - 0x1c]
mov dword [ebp - 8], 1
push eax
lea eax, [ebp - 8]
mov byte [ebp - 1], 1
push eax
mov ebx, ecx
mov dword [ebp - 0x1c], 4
push 8
push ebx
mov esi, edx
mov dword [ebp - 0x20], ebx
call dword [sym.imp.ADVAPI32.dll_CryptGetKeyParam]
test eax, eax
jne 0x401a72
xor al, al
mov byte [ebp - 1], al
jmp 0x401b81
mov ecx, dword [ebp - 8]
shr ecx, 3
mov dword [ebp - 8], ecx
mov dword [ebp - 0x10], ecx
mov dword [ebp - 0x1c], ecx
mov dword [ebp - 0x18], ecx
mov dword [ebp - 0x14], ecx
push edi
mov edi, ecx
test ecx, ecx
jne 0x401aa8
mov ecx, 1
mov dword [ebp - 8], 1
mov dword [ebp - 0x10], ecx
mov edi, ecx
mov dword [ebp - 0x1c], ecx
mov dword [ebp - 0x18], ecx
mov dword [ebp - 0x14], ecx
mov ebx, dword [esi + 0x10]
xor edx, edx
mov eax, ebx
mov dword [ebp - 0x24], ebx
div ecx
xor edx, edx
mov ecx, eax
mov eax, ebx
div dword [ebp - 0x10]
mov eax, edx
test eax, eax
je 0x401ac6
inc ecx
test eax, eax
mov edx, dword [ebp - 0x14]
cmove edx, dword [ebp - 0x18]
test eax, eax
cmove edi, dword [ebp - 0x1c]
cmp dword [esi + 0x14], 0xf
jbe 0x401ae6
mov eax, dword [esi]
imul ecx, edx
mov edx, eax
sub ecx, ebx
add eax, ebx
jmp 0x401af0
imul ecx, edi
lea eax, [esi + ebx]
mov edx, esi
sub ecx, ebx
push 0
push ecx
sub eax, edx
mov ecx, esi
push eax
call fcn.004025c0
mov ecx, 0x3e8
xor edx, edx
mov eax, ecx
xor ebx, ebx
div dword [ebp - 8]
sub ecx, edx
xor edi, edi
mov dword [ebp - 0xc], ecx
mov eax, dword [ebp - 0x24]
sub eax, edi
cmp eax, ecx
jg 0x401b23
mov dword [ebp - 0xc], eax
mov ebx, 1
cmp dword [esi + 0x14], 0xf
mov eax, esi
jbe 0x401b2d
mov eax, dword [esi]
lea ecx, [ebp - 0xc]
add eax, edi
push ecx
push eax
push 0
push ebx
push 0
push dword [ebp - 0x20]
call dword [sym.imp.ADVAPI32.dll_CryptDecrypt]
test eax, eax
je 0x401b51
mov ecx, dword [ebp - 0xc]
add edi, ecx
test ebx, ebx
je 0x401b12
jmp 0x401b56
xor al, al
mov byte [ebp - 1], al
mov eax, dword [esi + 0x10]
cmp edi, eax
ja 0x401b6e
mov dword [esi + 0x10], edi
cmp dword [esi + 0x14], 0xf
jbe 0x401b68
mov esi, dword [esi]
mov byte [esi + edi], 0
jmp 0x401b7a
push 0
sub edi, eax
mov ecx, esi
push edi
call fcn.00402860
mov ebx, dword [ebp - 0x20]
mov al, byte [ebp - 1]
pop edi
test ebx, ebx
je 0x401b8f
push ebx
call dword [sym.imp.ADVAPI32.dll_CryptDestroyKey]
mov al, byte [ebp - 1]
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
Function at 0x401ba0
Capabilities:
Encrypt data using rc4 via winapi
Hash data via wincrypt
Hash data with md5
Initialize hashing via wincrypt

Disassembly:
push ebp
mov ebp, esp
sub esp, 8
push ebx
push esi
mov esi, ecx
push edi
lea edi, [esi + 4]
push edi
call dword [sym.imp.KERNEL32.dll_EnterCriticalSection]
cmp dword [esi], 0
jne 0x401bc8
push esi
call fcn.00401890
test al, al
je 0x401c64
lea eax, [ebp - 4]
mov dword [ebp - 8], 0
push eax
push 0
push 0
push 0x8003
push dword [esi]
mov dword [ebp - 4], 0
xor bl, bl
call dword [sym.imp.ADVAPI32.dll_CryptCreateHash]
test eax, eax
je 0x401c34
mov eax, dword [ebp + 0xc]
mov ecx, eax
cmp dword [eax + 0x14], 0xf
jbe 0x401bfe
mov ecx, dword [eax]
push 0
push dword [eax + 0x10]
push ecx
push dword [ebp - 4]
call dword [sym.imp.ADVAPI32.dll_CryptHashData]
test eax, eax
je 0x401c34
lea eax, [ebp - 8]
push eax
push 0
push dword [ebp - 4]
push 0x6801
push dword [esi]
call dword [sym.imp.ADVAPI32.dll_CryptDeriveKey]
test eax, eax
movzx ebx, bl
mov ecx, 1
cmovne ebx, ecx
mov eax, dword [ebp - 4]
test eax, eax
je 0x401c4b
push eax
call dword [sym.imp.ADVAPI32.dll_CryptDestroyHash]
test eax, eax
jne 0x401c4b
mov dword [ebp - 4], eax
jmp 0x401c56
mov dword [ebp - 4], 0
test bl, bl
jne 0x401c78
mov eax, dword [ebp - 8]
test eax, eax
je 0x401c64
push eax
call dword [sym.imp.ADVAPI32.dll_CryptDestroyKey]
push edi
xor bl, bl
call dword [sym.imp.KERNEL32.dll_LeaveCriticalSection]
pop edi
pop esi
mov al, bl
pop ebx
mov esp, ebp
pop ebp
ret 0x10
mov edx, dword [ebp + 0x10]
push ecx
mov ecx, dword [ebp - 8]
call fcn.00401a30
add esp, 4
mov bl, al
push edi
call dword [sym.imp.KERNEL32.dll_LeaveCriticalSection]
pop edi
pop esi
mov al, bl
pop ebx
mov esp, ebp
pop ebp
ret 0x10

Function at 0x40cde0
Capabilities:
Access peb ldr_data
Get ntdll base address

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x503500
mov eax, dword fs:[0]
push eax
push esi
push edi
mov eax, dword [0x562040]
xor eax, ebp
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov edi, ecx
push 8
mov dword [edi], vtable.std::basic_streambuf_char__struct_std::char_traits_char__.0
mov dword [edi + 4], 0
mov dword [edi + 8], 0
mov dword [edi + 0xc], 0
mov dword [edi + 0x10], 0
mov dword [edi + 0x14], 0
mov dword [edi + 0x18], 0
mov dword [edi + 0x1c], 0
mov dword [edi + 0x20], 0
mov dword [edi + 0x24], 0
mov dword [edi + 0x28], 0
mov dword [edi + 0x2c], 0
mov dword [edi + 0x30], 0
call fcn.004cfd1b
mov esi, eax
push 1
mov dword [ebp - 4], 0
call fcn.004d1824
add esp, 8
mov dword [esi + 4], eax
mov ecx, edi
mov dword [edi + 0x34], esi
call fcn.0040cff0
mov eax, edi
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
mov esp, ebp
pop ebp
ret