joyce8/EMBER2024-capa huggingface dataset:
Function at 0x515c38
Capabilities:
Link many functions at runtime

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
sub esp, 0x14
push ebx
push esi
push edi
call fcn.00509df8
and dword [ebp - 4], 0
cmp dword [0x583730], 0
mov ebx, eax
jne 0x515ce9
push str.USER32.DLL
call dword [sym.imp.KERNEL32.dll_LoadLibraryA]
mov edi, eax
test edi, edi
je 0x515d9a
mov esi, dword [sym.imp.KERNEL32.dll_GetProcAddress]
push str.MessageBoxA
push edi
call esi
test eax, eax
je 0x515d9a
push eax
call fcn.00509d86
mov dword [esp], 0x557904
push edi
mov dword [0x583730], eax
call esi
push eax
call fcn.00509d86
mov dword [esp], 0x5578f0
push edi
mov dword [0x583734], eax
call esi
push eax
call fcn.00509d86
mov dword [esp], str.GetUserObjectInformationA
push edi
mov dword [0x583738], eax
call esi
push eax
call fcn.00509d86
pop ecx
mov dword [0x583740], eax
test eax, eax
je 0x515ce9
push str.GetProcessWindowStation
push edi
call esi
push eax
call fcn.00509d86
pop ecx
mov dword [0x58373c], eax
mov eax, dword [0x58373c]
cmp eax, ebx
je 0x515d41
cmp dword [0x583740], ebx
je 0x515d41
push eax
call fcn.00509e01
push dword [0x583740]
mov esi, eax
call fcn.00509e01
pop ecx
pop ecx
mov edi, eax
test esi, esi
je 0x515d41
test edi, edi
je 0x515d41
call esi
test eax, eax
je 0x515d38
lea ecx, [ebp - 8]
push ecx
push 0xc
lea ecx, [ebp - 0x14]
push ecx
push 1
push eax
call edi
test eax, eax
je 0x515d38
test byte [ebp - 0xc], 1
jne 0x515d41
or dword [ebp + 0x10], 0x200000
jmp 0x515d7a
mov eax, dword [0x583734]
cmp eax, ebx
je 0x515d7a
push eax
call fcn.00509e01
pop ecx
test eax, eax
je 0x515d7a
call eax
mov dword [ebp - 4], eax
test eax, eax
je 0x515d7a
mov eax, dword [0x583738]
cmp eax, ebx
je 0x515d7a
push eax
call fcn.00509e01
pop ecx
test eax, eax
je 0x515d7a
push dword [ebp - 4]
call eax
mov dword [ebp - 4], eax
push dword [0x583730]
call fcn.00509e01
pop ecx
test eax, eax
je 0x515d9a
push dword [ebp + 0x10]
push dword [ebp + 0xc]
push dword [ebp + 8]
push dword [ebp - 4]
call eax
jmp 0x515d9c
xor eax, eax
pop edi
pop esi
pop ebx
leave
ret

Function at 0x430000
Capabilities:
Encode data using xor
Packed with generic packer

Disassembly:
pushal
nop
nop
nop
nop
nop
call 0x43000c
nop
nop
pop eax
nop
nop
nop
nop
add eax, 0x403daa
sub eax, 0x403d50
nop
nop
nop
nop
mov ebx, dword [eax]
nop
mov ecx, dword [eax + 4]
nop
nop
nop
nop
mov edx, dword [eax + 8]
nop
nop
xor dword [ebx], edx
nop
nop
nop
nop
add ebx, 4
nop
nop
nop
cmp ebx, ecx
nop
nop
nop
nop
jl 0x430030
nop
nop
nop
nop
nop
add eax, 0xc
nop
nop
nop
nop
nop
cmp dword [eax], 0
nop
nop
nop
nop
jne 0x43001e
nop
nop
nop
nop
popal
nop
jmp loc.00401219
Function at 0x404ec7
Capabilities:
Encode data using base64

Disassembly:
push ebp
mov ebp, esp
push ebx
push esi
push edi
mov edi, edx
mov ebx, ecx
test edi, edi
jle 0x404fdf
mov esi, dword [ebp + 8]
mov edx, dword [ebp + 0xc]
cmp edi, 2
jle 0x404f47
sub edx, 4
js 0x404fdf
movzx eax, byte [ebx]
shr eax, 2
mov al, byte [eax + 0x439a20]
mov byte [esi], al
movzx ecx, byte [ebx]
movzx eax, byte [ebx + 1]
and ecx, 3
shr eax, 4
add ecx, ecx
mov al, byte [eax + ecx*8 + 0x439a20]
mov byte [esi + 1], al
movzx ecx, byte [ebx + 1]
movzx eax, byte [ebx + 2]
and ecx, 0xf
shr eax, 6
mov al, byte [eax + ecx*4 + 0x439a20]
mov byte [esi + 2], al
movzx eax, byte [ebx + 2]
add ebx, 3
and eax, 0x3f
mov al, byte [eax + 0x439a20]
mov byte [esi + 3], al
add esi, 4
sub edi, 3
jmp 0x404edf
sub edi, 1
je 0x404fa3
sub edi, 1
jne 0x404fd8
sub edx, 3
js 0x404fdf
movzx eax, byte [ebx]
shr eax, 2
mov al, byte [eax + 0x439a20]
mov byte [esi], al
movzx ecx, byte [ebx]
movzx eax, byte [ebx + 1]
and ecx, 3
shr eax, 4
add ecx, ecx
mov al, byte [eax + ecx*8 + 0x439a20]
mov byte [esi + 1], al
movzx eax, byte [ebx + 1]
and eax, 0xf
mov al, byte [eax*4 + 0x439a20]
mov byte [esi + 2], al
lea eax, [edx - 1]
test eax, eax
js 0x404fdf
mov byte [esi + 3], 0x3d
jmp 0x404fd5
sub edx, 2
js 0x404fdf
movzx eax, byte [ebx]
shr eax, 2
mov al, byte [eax + 0x439a20]
mov byte [esi], al
movzx eax, byte [ebx]
and eax, 3
shl eax, 4
mov al, byte [eax + 0x439a20]
mov byte [esi + 1], al
lea eax, [edx - 2]
test eax, eax
js 0x404fdf
mov word [esi + 2], 0x3d3d
add esi, 4
sub esi, dword [ebp + 8]
mov eax, esi
jmp 0x404fe1
xor eax, eax
pop edi
pop esi
pop ebx
pop ebp
ret
Function at 0x407fa0
Capabilities:
Modify service

Disassembly:
sub esp, 0x1c
mov eax, dword [esp + 0x24]
xor edx, edx
mov dword [esp], 1
mov dword [esp + 8], 0
lea ecx, [eax + eax*4]
lea ecx, [ecx + ecx*4]
lea ecx, [ecx + ecx*4]
shl ecx, 3
cmp eax, 0xffffffff
mov dword [esp + 4], ecx
setne dl
mov eax, 0x70f87c
lea ecx, [esp + 8]
mov dword [esp + 0x14], edx
mov edx, dword [esp + 0x20]
mov dword [esp + 0x10], eax
mov dword [esp + 0xc], eax
push ecx
lea eax, [esp + 4]
push 2
push edx
mov dword [esp + 0x24], eax
call dword [sym.imp.ADVAPI32.dll_ChangeServiceConfig2A]
add esp, 0x1c
ret

Function at 0x408140
Capabilities:
Create http request

Disassembly:
sub esp, 0x50
push esi
push edi
mov ecx, 0xe
mov esi, str.http:__www.iuqerfsodp9ifjaposdfjhgosurijfaewrwergwea.com
lea edi, [esp + 8]
xor eax, eax
rep movsd dword es:[edi], dword [esi]
movsb byte es:[edi], byte [esi]
mov dword [esp + 0x41], eax
mov dword [esp + 0x45], eax
mov dword [esp + 0x49], eax
mov dword [esp + 0x4d], eax
mov dword [esp + 0x51], eax
mov word [esp + 0x55], ax
push eax
push eax
push eax
push 1
push eax
mov byte [esp + 0x6b], al
call dword [sym.imp.WININET.dll_InternetOpenA]
push 0
push 0x84000000
push 0
lea ecx, [esp + 0x14]
mov esi, eax
push 0
push ecx
push esi
call dword [sym.imp.WININET.dll_InternetOpenUrlA]
mov edi, eax
push esi
mov esi, dword [sym.imp.WININET.dll_InternetCloseHandle]
test edi, edi
jne 0x4081bc
call esi
push 0
call esi
call fcn.00408090
pop edi
xor eax, eax
pop esi
add esp, 0x50
ret 0x10
call esi
push edi
call esi
pop edi
xor eax, eax
pop esi
add esp, 0x50
ret 0x10
Function at 0x4027da
Capabilities:
Terminate process

Disassembly:
push ebx
push esi
push 0
push 0x400000
call fcn.004015ac
mov dword [0x414040], eax
cmp dword [0x414014], 0
jne 0x403e75
push eax
call dword [sym.imp.MSVCR110_CLR0400.dll_exit]
push esi
mov esi, ecx
call dword [sym.imp.ole32.dll_CoReleaseServerProcess]
test eax, eax
jne 0x401692
mov dword [esi + 4], 1
pop esi
ret
call 0x586000
push 0x14
push 0x402908
call fcn.00402010
and dword [ebp - 0x20], 0
call sub.MSVCR110_CLR0400.dll___crtGetShowWindowMode
movzx ebx, ax
and dword [ebp - 4], 0
mov eax, dword fs:[0x18]
mov edx, dword [eax + 4]
xor edi, edi
mov esi, 0x414148
mov ecx, edx
xor eax, eax
lock cmpxchg dword [esi], ecx
test eax, eax
jne 0x403dd8
xor esi, esi
inc esi
cmp dword [0x41414c], esi
je 0x403dea
cmp dword [0x41414c], 0
jne 0x402931
mov dword [0x41414c], esi
push 0x402904
push 0x4028f0
call sub.MSVCR110_CLR0400.dll__initterm_e
pop ecx
pop ecx
test eax, eax
jne 0x403df7
cmp dword [0x41414c], esi
jne 0x402879
push 0x4028ec
push 0x4028cc
call sub.MSVCR110_CLR0400.dll__initterm
pop ecx
pop ecx
mov dword [0x41414c], 2
test edi, edi
jne 0x402886
xor eax, eax
mov ecx, 0x414148
xchg dword [ecx], eax
cmp dword [0x414158], 0
jne 0x403e08
mov eax, dword [sym.imp.MSVCR110_CLR0400.dll__acmdln]
mov esi, dword [eax]
mov dword [ebp - 0x1c], esi
mov edi, dword [ebp - 0x20]
mov cl, byte [esi]
cmp cl, 0x20
jbe 0x402924
cmp cl, 0x22
je 0x403e2c
movzx eax, cl
push eax
call dword [sym.imp.MSVCR110_CLR0400.dll__ismbblead]
pop ecx
test eax, eax
jne 0x403e3d
inc esi
mov dword [ebp - 0x1c], esi
jmp 0x4028a0
test cl, cl
je 0x40293c
test edi, edi
je 0x40293c
jmp 0x4028a7
mov dword [0x414268], esi
jmp 0x402856
mov al, byte [esi]
test al, al
je 0x401657
cmp al, 0x20
ja 0x401657
inc esi
mov dword [ebp - 0x1c], esi
jmp 0x40293c
cmp eax, edx
jne 0x40280b
xor esi, esi
inc esi
mov edi, esi
jmp 0x40281e
push 0x1f
call sub.MSVCR110_CLR0400.dll__amsg_exit
pop ecx
jmp 0x402856
mov dword [ebp - 4], 0xfffffffe
mov eax, 0xff
jmp 0x403e90
push 0x414158
call fcn.0040f0a8
pop ecx
test eax, eax
je 0x402893
push 0
push 2
push 0
call dword [0x414158]
jmp 0x402893
xor eax, eax
test edi, edi
sete al
mov edi, eax
mov dword [ebp - 0x20], edi
jmp 0x4028b0
inc esi
mov dword [ebp - 0x1c], esi
jmp 0x4028c3
cmp dword [0x414268], 0
jne 0x403e89
call dword [sym.imp.MSVCR110_CLR0400.dll__cexit]
mov eax, dword [0x414040]
mov dword [ebp - 4], 0xfffffffe
call fcn.004017d6
ret
Function at 0x432000
Capabilities:
Encode data using xor
Packed with generic packer

Disassembly:
pushal
nop
nop
nop
nop
nop
mov eax, section..text
nop
nop
nop
nop
push 4
nop
pop edi
nop
nop
nop
nop
nop
nop
cmp eax, 0
nop
nop
nop
nop
je 0x432072
nop
nop
nop
mov ebx, 0x40c7d0
nop
nop
nop
mov ecx, ebx
nop
nop
nop
nop
sub ecx, eax
nop
xor edx, edx
nop
nop
nop
nop
nop
nop
push eax
nop
nop
nop
nop
mov eax, ecx
nop
nop
nop
div edi
nop
nop
nop
nop
nop
nop
nop
nop
xchg ecx, eax
nop
nop
nop
pop eax
nop
nop
nop
nop
mov esi, 0xe3c5144
nop
nop
nop
nop
xor dword [eax], esi
add eax, edi
nop
nop
nop
nop
nop
nop
nop
loop 0x432060
nop
mov eax, section..data
nop
nop
nop
cmp eax, 0
nop
nop
nop
je 0x4320d2
nop
nop
mov ebx, 0x42f314
nop
nop
mov ecx, ebx
nop
nop
nop
nop
nop
nop
nop
sub ecx, eax
xor edx, edx
nop
nop
nop
nop
nop
nop
push eax
nop
nop
nop
nop
nop
nop
mov eax, ecx
nop
nop
nop
nop
nop
div edi
nop
xchg ecx, eax
nop
nop
nop
nop
nop
nop
nop
nop
pop eax
nop
mov esi, 0x5aaf22ca
nop
nop
nop
nop
nop
xor dword [eax], esi
nop
nop
nop
nop
add eax, edi
nop
nop
loop 0x4320c0
nop
nop
nop
nop
nop
nop
nop
popal
jmp 0x431219
Function at 0x45412d
Capabilities:
Contain obfuscated stackstrings
Decode data using base64 via vbmi lookup table
Encode data using base64
Resolve function by parsing pe exports

Disassembly:
push ebp
mov ebp, esp
pop ebp
sub esp, 0x84
push ebx
mov ebx, dword [esp + 0x98]
push esi
xor ecx, ecx
xor esi, esi
xor edx, edx
push edi
mov dword [esp + 0xc], 0x7f7f7f7f
mov dword [esp + 0x10], 0x7f7f7f7f
mov dword [esp + 0x14], 0x7f7f7f7f
mov dword [esp + 0x18], 0x7f7f7f7f
mov dword [esp + 0x1c], 0x7f7f7f7f
mov dword [esp + 0x20], 0x7f7f7f7f
mov dword [esp + 0x24], 0x7f7f7f7f
mov dword [esp + 0x28], 0x7f7f7f7f
mov dword [esp + 0x2c], 0x7f7f7f7f
mov dword [esp + 0x30], 0x7f7f7f7f
mov dword [esp + 0x34], 0x3e7f7f7f
mov dword [esp + 0x38], 0x3f7f7f7f
mov dword [esp + 0x3c], 0x37363534
mov dword [esp + 0x40], 0x3b3a3938
mov dword [esp + 0x44], 0x7f7f3d3c
mov dword [esp + 0x48], 0x7f7f407f
mov dword [esp + 0x4c], 0x201007f
mov dword [esp + 0x50], 0x6050403
mov dword [esp + 0x54], 0xa090807
mov dword [esp + 0x58], 0xe0d0c0b
mov dword [esp + 0x5c], 0x1211100f
mov dword [esp + 0x60], 0x16151413
mov dword [esp + 0x64], 0x7f191817
mov dword [esp + 0x68], 0x7f7f7f7f
mov dword [esp + 0x6c], 0x1c1b1a7f
mov dword [esp + 0x70], 0x201f1e1d
mov dword [esp + 0x74], 0x24232221
mov dword [esp + 0x78], 0x28272625
mov dword [esp + 0x7c], 0x2c2b2a29
mov dword [esp + 0x80], 0x302f2e2d
mov dword [esp + 0x84], 0x7f333231
mov dword [esp + 0x88], 0x7f7f7f7f
test ebx, ebx
je 0x45437a
mov edi, dword [esp + 0x9c]
mov edi, edi
mov eax, ebx
sub eax, edx
cmp eax, 2
jb 0x454277
cmp byte [edx + edi], 0xd
jne 0x454277
cmp byte [edx + edi + 1], 0xa
je 0x4542b0
mov al, byte [edx + edi]
cmp al, 0xa
je 0x4542b0
cmp al, 0x3d
jne 0x45428c
inc ecx
cmp ecx, 2
ja 0x454388
cmp al, 0x7f
ja 0x454388
movzx eax, al
mov al, byte [esp + eax + 0xc]
cmp al, 0x7f
je 0x454388
cmp al, 0x40
jae 0x4542af
test ecx, ecx
jne 0x454388
inc esi
inc edx
cmp edx, ebx
jb 0x454261
test esi, esi
je 0x45437a
mov ecx, dword [esp + 0x98]
lea eax, [esi + esi*2]
mov esi, dword [esp + 0x94]
lea eax, [eax*2 + 7]
shr eax, 3
test esi, esi
je 0x454399
cmp dword [ecx], eax
jb 0x454399
xor eax, eax
xor ebx, ebx
push ebp
mov ebp, 3
mov dword [esp + 0x90], eax
test edx, edx
je 0x454369
lea esp, [esp]
mov al, byte [edi]
cmp al, 0xd
je 0x454365
cmp al, 0xa
je 0x454365
movzx eax, al
mov cl, byte [esp + eax + 0x10]
xor eax, eax
cmp cl, 0x40
sete al
shl ebx, 6
sub ebp, eax
movzx eax, cl
mov ecx, dword [esp + 0x90]
and eax, 0x3f
inc ecx
or ebx, eax
mov dword [esp + 0x90], ecx
cmp ecx, 4
jne 0x454365
xor eax, eax
mov dword [esp + 0x90], eax
test ebp, ebp
je 0x454350
mov eax, ebx
shr eax, 0x10
mov byte [esi], al
inc esi
cmp ebp, 1
jbe 0x45435d
mov eax, ebx
shr eax, 8
mov byte [esi], al
inc esi
cmp ebp, 2
jbe 0x454365
mov byte [esi], bl
inc esi
inc edi
dec edx
jne 0x454301
sub esi, dword [esp + 0x98]
mov eax, dword [esp + 0x9c]
pop ebp
mov dword [eax], esi
pop edi
pop esi
xor eax, eax
pop ebx
add esp, 0x84
ret 0x10
pop edi
pop esi
mov eax, 0xfffffffe
pop ebx
add esp, 0x84
ret 0x10
pop edi
pop esi
mov dword [ecx], eax
or eax, 0xffffffff
pop ebx
add esp, 0x84
ret 0x10
Function at 0x45482c
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x10
push ebx
push esi
mov esi, dword [ebp + 8]
push edi
mov eax, dword [esi]
bswap eax
mov edi, eax
mov eax, dword [esi + 4]
bswap eax
mov ebx, dword [ebp + 0xc]
xor esi, esi
mov dword [ebp + 8], eax
mov eax, dword [ebx + esi*4]
bswap eax
mov dword [ebp + esi*4 - 0x10], eax
inc esi
cmp esi, 4
jl 0x45484b
mov ebx, dword [ebp + 8]
mov edx, 0xfd1228e0
mov esi, 0x20
mov ecx, edi
mov eax, edi
shr ecx, 5
add ecx, dword [ebp - 4]
shl eax, 4
add eax, dword [ebp - 8]
xor ecx, eax
lea eax, [edx + edi]
xor ecx, eax
sub ebx, ecx
mov ecx, ebx
mov eax, ebx
shr ecx, 5
add ecx, dword [ebp - 0xc]
shl eax, 4
add eax, dword [ebp - 0x10]
xor ecx, eax
lea eax, [edx + ebx]
xor ecx, eax
lea edx, [edx - 0x57e89147]
sub edi, ecx
sub esi, 1
jne 0x454867
bswap edi
mov esi, dword [ebp + 0x10]
mov dword [esi], edi
bswap ebx
pop edi
mov dword [esi + 4], ebx
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 0xc

Function at 0x454c24
Capabilities:
Encode data using xor
Encrypt data using tea

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x10
push ebx
push esi
mov esi, dword [ebp + 8]
push edi
mov eax, dword [esi]
bswap eax
mov edi, eax
mov eax, dword [esi + 4]
bswap eax
mov ebx, dword [ebp + 0xc]
xor esi, esi
mov dword [ebp + 8], eax
mov eax, dword [ebx + esi*4]
bswap eax
mov dword [ebp + esi*4 - 0x10], eax
inc esi
cmp esi, 4
jl 0x454c43
mov ebx, dword [ebp + 8]
mov edx, 0xe3779b90
mov esi, 0x10
mov ecx, edi
mov eax, edi
shr ecx, 5
add ecx, dword [ebp - 4]
shl eax, 4
add eax, dword [ebp - 8]
xor ecx, eax
lea eax, [edx + edi]
xor ecx, eax
sub ebx, ecx
mov ecx, ebx
mov eax, ebx
shr ecx, 5
add ecx, dword [ebp - 0xc]
shl eax, 4
add eax, dword [ebp - 0x10]
xor ecx, eax
lea eax, [edx + ebx]
xor ecx, eax
lea edx, [edx + 0x61c88647]
sub edi, ecx
sub esi, 1
jne 0x454c5f
bswap edi
mov esi, dword [ebp + 0x10]
mov dword [esi], edi
bswap ebx
pop edi
mov dword [esi + 4], ebx
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 0xc
Function at 0x45d825
Capabilities:
Contain obfuscated stackstrings
Encode data using base64

Disassembly:
push ebp
mov ebp, esp
pop ebp
sub esp, 0x48
push ebp
mov ebp, dword [esp + 0x5c]
mov dword [esp + 0xc], 0x44434241
mov dword [esp + 0x10], 0x48474645
mov dword [esp + 0x14], 0x4c4b4a49
mov dword [esp + 0x18], 0x504f4e4d
mov dword [esp + 0x1c], 0x54535251
mov dword [esp + 0x20], 0x58575655
mov dword [esp + 0x24], 0x62615a59
mov dword [esp + 0x28], 0x66656463
mov dword [esp + 0x2c], 0x6a696867
mov dword [esp + 0x30], 0x6e6d6c6b
mov dword [esp + 0x34], 0x7271706f
mov dword [esp + 0x38], 0x76757473
mov dword [esp + 0x3c], 0x7a797877
mov dword [esp + 0x40], 0x33323130
mov dword [esp + 0x44], 0x37363534
mov dword [esp + 0x48], 0x2f2b3938
test ebp, ebp
jne 0x45d8be
xor eax, eax
pop ebp
add esp, 0x48
ret 0x10
lea ecx, [ebp*8]
mov eax, 0xaaaaaaab
mul ecx
shr edx, 2
lea ecx, [ebp*8]
lea eax, [edx + edx*2]
add eax, eax
sub ecx, eax
sub ecx, 2
je 0x45d8ec
sub ecx, 2
jne 0x45d8ef
add edx, 2
jmp 0x45d8ef
add edx, 3
push edi
mov edi, dword [esp + 0x58]
inc edx
cmp dword [edi], edx
jae 0x45d906
mov dword [edi], edx
pop edi
or eax, 0xffffffff
pop ebp
add esp, 0x48
ret 0x10
mov ecx, dword [esp + 0x54]
mov eax, 0xaaaaaaab
mul ebp
shr edx, 1
push ebx
mov ebx, dword [esp + 0x60]
lea edx, [edx + edx*2]
xor eax, eax
push esi
test edx, edx
je 0x45d99e
dec edx
mov eax, 0xaaaaaaab
mul edx
mov eax, edx
shr eax, 1
inc eax
mov dword [esp + 0x10], eax
mov ebp, eax
lea eax, [eax + eax*2]
mov dword [esp + 0x14], eax
movzx edx, byte [ebx]
movzx esi, byte [ebx + 1]
movzx edi, byte [ebx + 2]
mov eax, edx
sar eax, 2
and eax, 0x3f
shl edx, 4
movzx eax, byte [esp + eax + 0x18]
mov byte [ecx], al
mov eax, esi
sar eax, 4
add eax, edx
and eax, 0x3f
add ebx, 3
movzx eax, byte [esp + eax + 0x18]
mov byte [ecx + 1], al
mov eax, edi
sar eax, 6
and edi, 0x3f
lea eax, [eax + esi*4]
and eax, 0x3f
add ecx, 4
movzx eax, byte [esp + eax + 0x18]
mov byte [ecx - 2], al
movzx eax, byte [esp + edi + 0x18]
mov byte [ecx - 1], al
dec ebp
jne 0x45d93c
mov ebp, dword [esp + 0x68]
mov edi, dword [esp + 0x60]
mov eax, dword [esp + 0x14]
cmp eax, ebp
jae 0x45d9f8
movzx esi, byte [ebx]
inc eax
mov dword [esp + 0x68], eax
cmp eax, ebp
jae 0x45d9b4
movzx edx, byte [ebx + 1]
jmp 0x45d9b6
xor edx, edx
mov eax, esi
sar eax, 2
and eax, 0x3f
shl esi, 4
movzx eax, byte [esp + eax + 0x18]
mov byte [ecx], al
mov eax, edx
sar eax, 4
add eax, esi
and eax, 0x3f
movzx eax, byte [esp + eax + 0x18]
mov byte [ecx + 1], al
cmp dword [esp + 0x68], ebp
jae 0x45d9ec
and edx, 0xf
mov al, byte [esp + edx*4 + 0x18]
mov byte [ecx + 2], al
jmp 0x45d9f0
mov byte [ecx + 2], 0x3d
add ecx, 3
inc ecx
mov byte [ecx - 1], 0x3d
mov eax, ecx
sub eax, dword [esp + 0x5c]
pop esi
mov dword [edi], eax
pop ebx
pop edi
mov byte [ecx], 0
xor eax, eax
pop ebp
add esp, 0x48
ret 0x10
Function at 0x464eae
Capabilities:
Contain obfuscated stackstrings
Decode data using base64 via vbmi lookup table
Encode data using base64
Resolve function by parsing pe exports

Disassembly:
push ebp
mov ebp, esp
pop ebp
sub esp, 0x84
push ebx
mov ebx, dword [esp + 0x98]
push esi
xor ecx, ecx
xor esi, esi
xor edx, edx
push edi
mov dword [esp + 0xc], 0x7f7f7f7f
mov dword [esp + 0x10], 0x7f7f7f7f
mov dword [esp + 0x14], 0x7f7f7f7f
mov dword [esp + 0x18], 0x7f7f7f7f
mov dword [esp + 0x1c], 0x7f7f7f7f
mov dword [esp + 0x20], 0x7f7f7f7f
mov dword [esp + 0x24], 0x7f7f7f7f
mov dword [esp + 0x28], 0x7f7f7f7f
mov dword [esp + 0x2c], 0x7f7f7f7f
mov dword [esp + 0x30], 0x7f7f7f7f
mov dword [esp + 0x34], 0x3e7f7f7f
mov dword [esp + 0x38], 0x3f7f7f7f
mov dword [esp + 0x3c], 0x37363534
mov dword [esp + 0x40], 0x3b3a3938
mov dword [esp + 0x44], 0x7f7f3d3c
mov dword [esp + 0x48], 0x7f7f407f
mov dword [esp + 0x4c], 0x201007f
mov dword [esp + 0x50], 0x6050403
mov dword [esp + 0x54], 0xa090807
mov dword [esp + 0x58], 0xe0d0c0b
mov dword [esp + 0x5c], 0x1211100f
mov dword [esp + 0x60], 0x16151413
mov dword [esp + 0x64], 0x7f191817
mov dword [esp + 0x68], 0x7f7f7f7f
mov dword [esp + 0x6c], 0x1c1b1a7f
mov dword [esp + 0x70], 0x201f1e1d
mov dword [esp + 0x74], 0x24232221
mov dword [esp + 0x78], 0x28272625
mov dword [esp + 0x7c], 0x2c2b2a29
mov dword [esp + 0x80], 0x302f2e2d
mov dword [esp + 0x84], 0x7f333231
mov dword [esp + 0x88], 0x7f7f7f7f
test ebx, ebx
je 0x4650fb
mov edi, dword [esp + 0x9c]
mov edi, edi
mov eax, ebx
sub eax, edx
cmp eax, 2
jb 0x464ff8
cmp byte [edx + edi], 0xd
jne 0x464ff8
cmp byte [edx + edi + 1], 0xa
je 0x465031
mov al, byte [edx + edi]
cmp al, 0xa
je 0x465031
cmp al, 0x3d
jne 0x46500d
inc ecx
cmp ecx, 2
ja 0x465109
cmp al, 0x7f
ja 0x465109
movzx eax, al
mov al, byte [esp + eax + 0xc]
cmp al, 0x7f
je 0x465109
cmp al, 0x40
jae 0x465030
test ecx, ecx
jne 0x465109
inc esi
inc edx
cmp edx, ebx
jb 0x464fe2
test esi, esi
je 0x4650fb
mov ecx, dword [esp + 0x98]
lea eax, [esi + esi*2]
mov esi, dword [esp + 0x94]
lea eax, [eax*2 + 7]
shr eax, 3
test esi, esi
je 0x46511a
cmp dword [ecx], eax
jb 0x46511a
xor eax, eax
xor ebx, ebx
push ebp
mov ebp, 3
mov dword [esp + 0x90], eax
test edx, edx
je 0x4650ea
lea esp, [esp]
mov al, byte [edi]
cmp al, 0xd
je 0x4650e6
cmp al, 0xa
je 0x4650e6
movzx eax, al
mov cl, byte [esp + eax + 0x10]
xor eax, eax
cmp cl, 0x40
sete al
shl ebx, 6
sub ebp, eax
movzx eax, cl
mov ecx, dword [esp + 0x90]
and eax, 0x3f
inc ecx
or ebx, eax
mov dword [esp + 0x90], ecx
cmp ecx, 4
jne 0x4650e6
xor eax, eax
mov dword [esp + 0x90], eax
test ebp, ebp
je 0x4650d1
mov eax, ebx
shr eax, 0x10
mov byte [esi], al
inc esi
cmp ebp, 1
jbe 0x4650de
mov eax, ebx
shr eax, 8
mov byte [esi], al
inc esi
cmp ebp, 2
jbe 0x4650e6
mov byte [esi], bl
inc esi
inc edi
dec edx
jne 0x465082
sub esi, dword [esp + 0x98]
mov eax, dword [esp + 0x9c]
pop ebp
mov dword [eax], esi
pop edi
pop esi
xor eax, eax
pop ebx
add esp, 0x84
ret 0x10
pop edi
pop esi
mov eax, 0xfffffffe
pop ebx
add esp, 0x84
ret 0x10
pop edi
pop esi
mov dword [ecx], eax
or eax, 0xffffffff
pop ebx
add esp, 0x84
ret 0x10
Function at 0x4b6346
Capabilities:
Inspect section memory permissions

Disassembly:
push ebp
mov ebp, esp
mov eax, dword [ebp + 8]
cmp eax, 0x8000
jg 0x4b6460
je 0x4b6457
cmp eax, 0x80
jg 0x4b63dd
je 0x4b63d4
cmp eax, 8
jg 0x4b63a6
je 0x4b639d
cmp eax, 0x80000000
je 0x4b6394
cmp eax, 2
je 0x4b638b
cmp eax, 4
jne 0x4b6543
mov eax, 2
pop ebp
ret 4
mov eax, 1
pop ebp
ret 4
mov eax, 0x1f
pop ebp
ret 4
mov eax, 3
pop ebp
ret 4
cmp eax, 0x10
je 0x4b63cb
cmp eax, 0x20
je 0x4b63c2
cmp eax, 0x40
jne 0x4b6543
mov eax, 6
pop ebp
ret 4
mov eax, 5
pop ebp
ret 4
mov eax, 4
pop ebp
ret 4
mov eax, 7
pop ebp
ret 4
cmp eax, 0x800
jg 0x4b6423
je 0x4b641a
cmp eax, 0x100
je 0x4b6411
cmp eax, 0x200
je 0x4b6408
cmp eax, 0x400
jne 0x4b6543
mov eax, 0xa
pop ebp
ret 4
mov eax, 9
pop ebp
ret 4
mov eax, 8
pop ebp
ret 4
mov eax, 0xb
pop ebp
ret 4
cmp eax, 0x1000
je 0x4b644e
cmp eax, 0x2000
je 0x4b6445
cmp eax, 0x4000
jne 0x4b6543
mov eax, 0xe
pop ebp
ret 4
mov eax, 0xd
pop ebp
ret 4
mov eax, 0xc
pop ebp
ret 4
mov eax, 0xf
pop ebp
ret 4
cmp eax, 0x800000
jg 0x4b64ec
je 0x4b64e3
cmp eax, 0x80000
jg 0x4b64b3
je 0x4b64aa
cmp eax, 0x10000
je 0x4b64a1
cmp eax, 0x20000
je 0x4b6498
cmp eax, 0x40000
jne 0x4b6543
mov eax, 0x12
pop ebp
ret 4
mov eax, 0x11
pop ebp
ret 4
mov eax, 0x10
pop ebp
ret 4
mov eax, 0x13
pop ebp
ret 4
cmp eax, 0x100000
je 0x4b64da
cmp eax, 0x200000
je 0x4b64d1
cmp eax, 0x400000
jne 0x4b6543
mov eax, 0x16
pop ebp
ret 4
mov eax, 0x15
pop ebp
ret 4
mov eax, 0x14
pop ebp
ret 4
mov eax, 0x17
pop ebp
ret 4
cmp eax, 0x8000000
jg 0x4b652e
je 0x4b6525
cmp eax, 0x1000000
je 0x4b651c
cmp eax, 0x2000000
je 0x4b6513
cmp eax, 0x4000000
jne 0x4b6543
mov eax, 0x1a
pop ebp
ret 4
mov eax, 0x19
pop ebp
ret 4
mov eax, 0x18
pop ebp
ret 4
mov eax, 0x1b
pop ebp
ret 4
cmp eax, 0x10000000
je 0x4b655b
cmp eax, 0x20000000
je 0x4b6552
cmp eax, 0x40000000
je 0x4b6549
xor eax, eax
pop ebp
ret 4
mov eax, 0x1e
pop ebp
ret 4
mov eax, 0x1d
pop ebp
ret 4
mov eax, 0x1c
pop ebp
ret 4
Function at 0x4ec0e0
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push ecx
mov eax, dword [0xbfb250]
xor edx, edx
cmp eax, edx
jne 0x4ec106
xor eax, eax
mov byte [eax + 0xbfb150], al
inc eax
cmp eax, 0x100
jl 0x4ec0ee
mov dword [0xbfb250], 1
mov eax, dword [esp + 0xc]
push ebx
mov ebx, dword [esp + 0x14]
push esi
push edi
mov ecx, 0x40
mov esi, 0xbfb150
mov edi, ebx
rep movsd dword es:[edi], dword [esi]
cmp eax, edx
mov byte [ebx + 0x100], dl
mov byte [ebx + 0x101], dl
jle 0x4ec197
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 0x4ec16a
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 0x4ec138
pop ebp
pop edi
pop esi
pop ebx
pop ecx
ret

Function at 0x4ec210
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 0x4ec263
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 0x4ec24a
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