joyce8/EMBER2024-capa huggingface dataset:
Function at 0x41fdd0
Capabilities:
Encode data using xor

Disassembly:
sub esp, 0x10
push ebx
mov ebx, edx
mov edx, dword [esp + 0x18]
push ebp
push esi
push edi
movzx esi, word [edx]
mov ebp, ecx
mov edi, dword [esp + 0x28]
mov eax, esi
xor eax, 0x7f0
shr esi, 4
shr eax, 4
mov dword [esp + 0x14], ebx
mov dword [esp + 0x10], ebp
mov ecx, dword [edi + esi*4]
mov eax, dword [edi + eax*4]
mov dword [esp + 0x28], eax
movzx eax, word [edx + 0x10]
mov esi, dword [esp + 0x28]
shr eax, 4
mov dword [esp + 0x1c], ecx
mov eax, dword [edi + eax*4]
add eax, esi
mov dword [esp + 0x18], eax
test ebx, ebx
je 0x41fe6a
lea ebx, [ebp + 4]
mov esi, edx
mov ebp, dword [esp + 0x14]
lea ebx, [ebx]
push edi
push ebx
push ecx
push esi
call fcn.00423b40
push edi
lea eax, [ebx + 0x20]
push eax
push dword [esp + 0x30]
lea eax, [esi + 0x10]
push eax
call fcn.00423b40
mov ecx, dword [esp + 0x3c]
add esp, 0x20
add ebx, 0x440
add esi, 0x20
dec ebp
jne 0x41fe30
mov edx, dword [esp + 0x24]
mov esi, dword [esp + 0x28]
mov ebp, dword [esp + 0x10]
mov ebx, dword [ebp]
cmp ebx, 0x10
jbe 0x41ff40
lea eax, [ebp + 0x44]
add ebx, 0xfffffff1
mov dword [esp + 0x18], eax
movzx eax, word [edx + 0x10]
xor eax, 0x7f0
shr ebx, 1
shr eax, 4
lea ebp, [ebx + 0x180]
add esi, dword [edi + eax*4]
lea ebp, [edx + ebp*2]
mov dword [esp + 0x28], esi
mov edi, edi
dec ebx
lea ebp, [ebp - 2]
mov dword [esp + 0x1c], ebx
lea eax, [ebx + 0x80]
mov ebx, dword [esp + 0x24]
mov edx, eax
shr eax, 1
and edx, 1
neg edx
shr edx, 4
movzx ecx, word [ebx + eax*2 + 0x200]
and edx, 0x7f
shr ecx, 4
xor ecx, edx
add esi, dword [edi + ecx*4]
cmp eax, 2
jae 0x41feb2
movzx ecx, word [ebp]
mov ebx, dword [esp + 0x1c]
mov eax, ecx
mov edx, dword [esp + 0x18]
xor ecx, 0x7f0
shr eax, 4
shr ecx, 4
mov eax, dword [edi + eax*4]
add eax, esi
mov dword [edx + ebx*8], eax
mov eax, dword [edi + ecx*4]
add eax, esi
mov esi, dword [esp + 0x28]
mov dword [edx + ebx*8 + 4], eax
test ebx, ebx
jne 0x41fea0
mov esi, dword [esp + 0x10]
mov eax, dword [esi]
lea ebx, [eax*4 - 0x40]
mov eax, dword [esp + 0x14]
cmp eax, 1
jbe 0x41ff40
add esi, 0x484
lea edi, [eax - 1]
push ebx
push edx
push esi
call sub.MSVCRT.dll_memcpy
mov edx, dword [esp + 0x24]
add esp, 0xc
add esi, 0x440
dec edi
jne 0x41ff28
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x10
ret 8
Function at 0x422240
Capabilities:
Encode data using xor

Disassembly:
mov ecx, dword [esp + 8]
push ebx
push ebp
mov ebp, dword [esp + 0x18]
xor ebx, ebx
push esi
mov esi, 0x100
push edi
mov edi, dword [esp + 0x1c]
or ecx, esi
lea esp, [esp]
add edi, edi
mov edx, esi
and edx, edi
mov eax, ecx
add edx, esi
shr eax, 8
add eax, edx
mov edx, dword [esp + 0x14]
movzx edx, word [edx + eax*2]
mov eax, ecx
shr eax, 7
add ecx, ecx
and eax, 1
shr edx, 4
neg eax
shr eax, 4
and eax, 0x7f
xor edx, eax
add ebx, dword [ebp + edx*4]
mov edx, ecx
xor edx, edi
not edx
and esi, edx
cmp ecx, 0x10000
jb 0x422260
pop edi
pop esi
pop ebp
mov eax, ebx
pop ebx
ret
Function at 0x423200
Capabilities:
Resolve function by parsing pe exports

Disassembly:
push ebx
push esi
mov esi, dword [esp + 0xc]
mov ebx, 0x400
push edi
mov edi, 0xc
mov dword [esi + 0x2c], 0
lea edx, [esi + 0x1c50]
mov dword [esi + 0x44], 1
mov dword [esi + 0x40], 1
mov dword [esi + 0x3c], 1
mov dword [esi + 0x38], 1
mov eax, dword [esi + 0x78]
mov dword [esi + 0x70], eax
lea eax, [esi + 0x1e18]
mov dword [esi + 0x58], 0xffffffff
mov dword [esi + 0x5c], 0
mov dword [esi + 0x60], 0
mov dword [esi + 0x64], 0
mov dword [esi + 0x68], 0
mov dword [esi + 0x6c], 0
mov dword [esi + 0x80], 0
mov dword [esi + 0x84], 0
mov dword [esi + 0x88], 0
mov dword [esi + 0x1c18], 0x4000400
mov dword [esi + 0x1c1c], 0x4000400
mov dword [esi + 0x1c20], 0x4000400
mov dword [esi + 0x1c24], 0x4000400
mov dword [esi + 0x1c28], 0x4000400
mov dword [esi + 0x1c2c], 0x4000400
mov dword [esi + 0x1c30], 0x4000400
mov dword [esi + 0x1c34], 0x4000400
mov edi, edi
mov ecx, 0x10
jmp 0x4232f0
mov word [eax - 0x180], bx
mov word [eax], bx
add eax, 2
dec ecx
jne 0x4232f0
mov word [edx - 0x18], bx
mov word [edx], bx
mov word [edx + 0x18], bx
mov word [edx + 0x30], bx
add edx, 2
dec edi
jne 0x4232e0
mov eax, 0x4000400
lea edi, [esi + 0x1f98]
mov ecx, pe_nt_image_headers32
rep stosd dword es:[edi], eax
lea edi, [esi + 0x2198]
mov ecx, 0x40
rep stosd dword es:[edi], eax
mov ecx, dword [esi + 0x98]
mov eax, 0x300
add ecx, dword [esi + 0x94]
shl eax, cl
test eax, eax
je 0x42335e
mov edi, dword [esi + 0x50]
mov ecx, eax
shr ecx, 1
mov eax, 0x4000400
rep stosd dword es:[edi], eax
adc ecx, ecx
rep stosw word es:[edi], ax
mov eax, 0x4000400
lea edi, [esi + 0x2298]
mov ecx, pe_nt_image_headers32
rep stosd dword es:[edi], eax
lea edi, [esi + 0x2498]
mov ecx, pe_nt_image_headers32
rep stosd dword es:[edi], eax
mov ecx, pe_nt_image_headers32
lea edi, [esi + 0x2698]
rep stosd dword es:[edi], eax
lea edi, [esi + 0x2898]
mov ecx, pe_nt_image_headers32
rep stosd dword es:[edi], eax
mov dword [esi + 0x1c], 0
lea eax, [esi + 0xbaa0]
mov dword [esi + 0x18], 0
mov ecx, 0x800
mov dword [eax], 0x40000000
lea eax, [eax + 0x20]
dec ecx
jne 0x4233b0
mov dword [esi + 0x34], ecx
mov eax, 1
mov ecx, dword [esi + 0x9c]
mov edx, 0x100
shl eax, cl
mov ecx, dword [esi + 0x98]
dec eax
mov dword [esi + 0x4c], eax
mov eax, edx
shl eax, cl
mov ecx, dword [esi + 0x94]
shr edx, cl
sub eax, edx
pop edi
mov dword [esi + 0x48], eax
pop esi
pop ebx
ret
Function at 0x423b40
Capabilities:
Encode data using xor

Disassembly:
push ebx
push ebp
mov ebp, dword [esp + 0x18]
xor ebx, ebx
push esi
push edi
lea ebx, [ebx]
mov edx, dword [esp + 0x14]
mov edi, ebx
shr edi, 1
mov esi, ebx
shr esi, 2
mov eax, edi
and eax, 1
neg eax
shr eax, 4
movzx ecx, word [edx + esi*2 + 4]
and eax, 0x7f
shr ecx, 4
neg esi
xor ecx, eax
and esi, 0x7f0
movzx eax, word [edx + 2]
xor esi, eax
mov eax, dword [esp + 0x14]
shr esi, 4
mov edx, dword [ebp + ecx*4]
movzx ecx, word [eax + edi*2 + 8]
add edx, dword [ebp + esi*4]
mov eax, ecx
add edx, dword [esp + 0x18]
xor ecx, 0x7f0
mov esi, dword [esp + 0x1c]
shr eax, 4
shr ecx, 4
mov eax, dword [ebp + eax*4]
add eax, edx
mov dword [esi + ebx*4], eax
mov eax, dword [ebp + ecx*4]
add eax, edx
mov dword [esi + ebx*4 + 4], eax
add ebx, 2
cmp ebx, 8
jb 0x423b50
pop edi
pop esi
pop ebp
pop ebx
ret

Function at 0x425910
Capabilities:
Encode data using xor
Hash data with crc32

Disassembly:
mov eax, dword [esp + 4]
xor edx, edx
push esi
mov dword [eax + 0x34], 0
lea esi, [eax + 0x60]
mov word [eax + 0x1e], 0
mov dword [eax + 0x24], 0
mov dword [eax + 0x468], 0xffffffff
mov dword [eax + 0x46c], 0xffffffff
mov dword [eax + 0x30], 0x20
mov byte [eax + 0x1d], 1
mov dword [eax + 0x48], 4
mov ecx, edx
lea esi, [esi + 4]
and ecx, 1
mov eax, edx
shr eax, 1
neg ecx
and ecx, 0xedb88320
inc edx
xor ecx, eax
mov eax, ecx
shr ecx, 1
and eax, 1
neg eax
and eax, 0xedb88320
xor eax, ecx
mov ecx, eax
shr eax, 1
and ecx, 1
neg ecx
and ecx, 0xedb88320
xor ecx, eax
mov eax, ecx
shr ecx, 1
and eax, 1
neg eax
and eax, 0xedb88320
xor eax, ecx
mov ecx, eax
shr eax, 1
and ecx, 1
neg ecx
and ecx, 0xedb88320
xor ecx, eax
mov eax, ecx
shr ecx, 1
and eax, 1
neg eax
and eax, 0xedb88320
xor eax, ecx
mov ecx, eax
shr eax, 1
and ecx, 1
neg ecx
and ecx, 0xedb88320
xor ecx, eax
mov eax, ecx
shr ecx, 1
and eax, 1
neg eax
and eax, 0xedb88320
xor eax, ecx
mov dword [esi - 4], eax
cmp edx, 0x100
jb 0x425954
pop esi
ret
Function at 0x433700
Capabilities:
Encrypt data using rc4 prga

Disassembly:
mov eax, dword [esp + 0xc]
sub esp, 0x18
cmp eax, 5
jae 0x433712
xor eax, eax
add esp, 0x18
ret
mov ecx, dword [esp + 0x1c]
push ebx
mov ebx, dword [esp + 0x24]
push ebp
mov edx, dword [ecx + 0x4d08]
lea ebp, [eax - 4]
push esi
mov esi, dword [ecx + 0x4d0c]
mov ecx, dword [ecx + 0x4d10]
push edi
xor edi, edi
mov dword [esp + 0x34], ecx
add ebp, ebx
mov dword [esp + 0x20], ebp
nop
lea eax, [edi + ebx]
mov dword [esp + 0x10], eax
cmp eax, ebp
jae 0x433763
jmp 0x433750
mov cl, byte [eax]
and cl, 0xfe
cmp cl, 0xe8
je 0x43375f
inc eax
cmp eax, ebp
jb 0x433750
mov dword [esp + 0x10], eax
mov edi, eax
sub edi, ebx
cmp eax, ebp
jae 0x433884
mov ecx, edi
sub ecx, edx
cmp ecx, 3
jbe 0x43379b
xor esi, esi
mov dword [esp + 0x14], esi
mov cl, byte [eax + 4]
mov edx, edi
mov dword [esp + 0x24], edx
test cl, cl
je 0x4337d7
cmp cl, 0xff
je 0x4337d7
and esi, 3
add esi, esi
or esi, 1
inc edi
jmp 0x433740
dec ecx
shl esi, cl
and esi, 7
mov dword [esp + 0x14], esi
je 0x43377e
movzx ecx, byte [esi + 0x49ce50]
mov edx, eax
sub edx, ecx
cmp byte [esi + 0x49ce48], 0
mov cl, byte [edx + 4]
je 0x4337c7
test cl, cl
je 0x4337c7
cmp cl, 0xff
jne 0x43377e
and esi, 3
mov edx, edi
add esi, esi
or esi, 1
inc edi
jmp 0x433740
movzx ebx, cl
movzx ecx, byte [eax + 3]
shl ebx, 8
or ebx, ecx
movzx ecx, byte [eax + 2]
shl ebx, 8
or ebx, ecx
movzx ecx, byte [eax + 1]
shl ebx, 8
or ebx, ecx
sub ebx, dword [esp + 0x34]
sub ebx, edi
test esi, esi
je 0x433856
movzx ecx, byte [esi + 0x49ce50]
mov edx, 0x18
mov esi, dword [esp + 0x34]
shl ecx, 3
sub edx, ecx
mov dword [esp + 0x18], ecx
mov dword [esp + 0x1c], edx
mov ebp, ecx
mov eax, edx
mov edx, ebx
mov ecx, eax
shr edx, cl
test dl, dl
je 0x43382f
cmp dl, 0xff
jne 0x433846
mov ecx, 0x20
mov edx, 1
sub ecx, ebp
shl edx, cl
dec edx
xor ebx, edx
sub ebx, esi
sub ebx, edi
jmp 0x433820
mov eax, dword [esp + 0x10]
mov esi, dword [esp + 0x14]
mov ebp, dword [esp + 0x20]
mov edx, dword [esp + 0x24]
mov ecx, ebx
mov byte [eax + 1], bl
shr ecx, 0x18
and cl, 1
dec cl
not cl
mov byte [eax + 4], cl
mov ecx, ebx
shr ecx, 0x10
mov byte [eax + 3], cl
mov ecx, ebx
mov ebx, dword [esp + 0x30]
shr ecx, 8
add edi, 5
mov byte [eax + 2], cl
jmp 0x433740
mov eax, dword [esp + 0x2c]
add dword [eax + 0x4d10], edi
mov dword [eax + 0x4d0c], esi
mov dword [eax + 0x4d08], edx
mov eax, edi
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x18
ret
Function at 0x438490
Capabilities:
Terminate process

Disassembly:
push esi
push 0x24
push str.Fatal_Internal_Error_in_libarchive:
push 2
call fcn.004403a0
mov edx, dword [esp + 0x18]
add esp, 0xc
mov ecx, edx
lea esi, [ecx + 1]
jmp 0x4384b0
mov al, byte [ecx]
inc ecx
test al, al
jne 0x4384b0
sub ecx, esi
push ecx
push edx
push 2
call fcn.004403a0
push 1
push 0x49dfe8
push 2
call fcn.004403a0
add esp, 0x18
push dword [esp + 8]
call dword [sym.imp.MSVCRT.dll_exit]
pop esi
int3
Function at 0x438df0
Capabilities:
Terminate process

Disassembly:
push ebx
mov ebx, dword [esp + 0xc]
push ebp
push esi
mov esi, dword [esp + 0x10]
mov eax, dword [ebx + 0x30]
push edi
mov dword [esi + 0x30], eax
mov dword [esi + 4], 0
mov edi, dword [ebx + 4]
mov ebp, dword [ebx]
lea eax, [edi + 1]
push eax
push esi
call fcn.00439c60
add esp, 8
test eax, eax
je 0x438e42
test edi, edi
je 0x438e34
mov eax, dword [esi + 4]
add eax, dword [esi]
push edi
push ebp
push eax
call dword [sym.imp.MSVCRT.dll_memmove]
add esp, 0xc
add dword [esi + 4], edi
mov ecx, dword [esi + 4]
mov eax, dword [esi]
mov byte [ecx + eax], 0
jmp 0x438e51
push str.Out_of_memory
push 1
call fcn.00438490
add esp, 8
mov dword [esi + 0x10], 0
lea edi, [esi + 0xc]
mov eax, dword [ebx + 0xc]
mov ebp, dword [ebx + 0x10]
mov dword [esp + 0x18], eax
mov eax, dword [edi + 4]
inc eax
add eax, ebp
push eax
push edi
call fcn.00439c60
add esp, 8
test eax, eax
je 0x438e9f
test ebp, ebp
je 0x438e91
mov eax, dword [edi + 4]
add eax, dword [edi]
push ebp
push dword [esp + 0x1c]
push eax
call dword [sym.imp.MSVCRT.dll_memmove]
add esp, 0xc
add dword [edi + 4], ebp
mov ecx, dword [edi + 4]
mov eax, dword [edi]
mov byte [ecx + eax], 0
jmp 0x438eae
push str.Out_of_memory
push 1
call fcn.00438490
add esp, 8
mov dword [esi + 0x1c], 0
add esi, 0x18
mov edi, dword [ebx + 0x1c]
mov ebx, dword [ebx + 0x18]
mov eax, dword [esi + 4]
inc eax
add eax, edi
add eax, eax
push eax
push esi
call fcn.00439c60
add esp, 8
test eax, eax
je 0x438f02
test edi, edi
je 0x438eef
mov ecx, dword [esi + 4]
lea eax, [edi + edi]
push eax
mov eax, dword [esi]
push ebx
lea eax, [eax + ecx*2]
push eax
call dword [sym.imp.MSVCRT.dll_memmove]
add esp, 0xc
add dword [esi + 4], edi
xor edx, edx
mov ecx, dword [esi + 4]
mov eax, dword [esi]
pop edi
pop esi
pop ebp
mov word [eax + ecx*2], dx
pop ebx
ret
pop edi
pop esi
pop ebp
pop ebx
mov dword [esp + 8], str.Out_of_memory
mov dword [esp + 4], 1
jmp fcn.00438490

Function at 0x4400e0
Capabilities:
Read file on windows

Disassembly:
mov eax, dword [esp + 4]
test eax, eax
jns 0x4400f8
call dword [sym.imp.MSVCRT.dll__errno]
mov dword [eax], 9
or eax, 0xffffffff
ret
cmp dword [esp + 0xc], 0
jne 0x440102
xor eax, eax
ret
push eax
call dword [sym.imp.MSVCRT.dll__get_osfhandle]
add esp, 4
lea ecx, [esp + 4]
push 0
push ecx
push dword [esp + 0x14]
push dword [esp + 0x14]
push eax
call dword [sym.imp.KERNEL32.dll_ReadFile]
test eax, eax
jne 0x44016a
call dword [sym.imp.KERNEL32.dll_GetLastError]
cmp eax, 0xe8
jne 0x440143
call dword [sym.imp.MSVCRT.dll__errno]
mov dword [eax], 0xb
or eax, 0xffffffff
ret
cmp eax, 0x6d
je 0x4400ff
cmp eax, 5
jne 0x44015d
call dword [sym.imp.MSVCRT.dll__errno]
mov dword [eax], 9
or eax, 0xffffffff
ret
push eax
call fcn.0043fe10
add esp, 4
or eax, 0xffffffff
ret
mov eax, dword [esp + 4]
ret
Function at 0x4403a0
Capabilities:
Write file on windows

Disassembly:
mov eax, dword [esp + 4]
test eax, eax
jns 0x4403b8
call dword [sym.imp.MSVCRT.dll__errno]
mov dword [eax], 9
or eax, 0xffffffff
ret
push 0
lea ecx, [esp + 8]
push ecx
push dword [esp + 0x14]
push dword [esp + 0x14]
push eax
call dword [sym.imp.MSVCRT.dll__get_osfhandle]
add esp, 4
push eax
call dword [sym.imp.KERNEL32.dll_WriteFile]
test eax, eax
jne 0x440404
call dword [sym.imp.KERNEL32.dll_GetLastError]
cmp eax, 5
jne 0x4403f7
call dword [sym.imp.MSVCRT.dll__errno]
mov dword [eax], 9
or eax, 0xffffffff
ret
push eax
call fcn.0043fe10
add esp, 4
or eax, 0xffffffff
ret
mov eax, dword [esp + 4]
ret

Function at 0x458fc0
Capabilities:
Terminate process

Disassembly:
mov eax, dword [esp + 4]
test eax, eax
je 0x458fe0
mov ecx, dword [eax + 0x40]
test ecx, ecx
je 0x458fe0
mov eax, dword [eax + 0x44]
test eax, eax
je 0x458fe0
push dword [esp + 8]
push eax
call ecx
add esp, 8
push 0
call dword [sym.imp.KERNEL32.dll_ExitProcess]

Function at 0x470650
Capabilities:
Query environment variable

Disassembly:
push ecx
push esi
push edi
mov edi, dword [esp + 0x10]
push edi
mov dword [edi + 4], 0
call fcn.00472770
push 0x54
push edi
mov dword [esp + 0x14], eax
call fcn.00472740
mov esi, eax
add esp, 0xc
test esi, esi
jne 0x470697
push edi
call fcn.00472780
mov ecx, dword [edi]
push edi
mov dword [ecx + 0x14], 0x38
mov ecx, dword [edi]
mov dword [ecx + 0x18], esi
mov eax, dword [edi]
mov eax, dword [eax]
call eax
add esp, 8
mov dword [esi], fcn.004702e0
mov dword [esi + 4], fcn.00470170
mov dword [esi + 8], fcn.00470240
mov dword [esi + 0xc], fcn.004700c0
mov dword [esi + 0x10], 0x4709b0
mov dword [esi + 0x14], 0x470940
mov dword [esi + 0x18], 0x4707a0
mov dword [esi + 0x1c], 0x46ff70
mov dword [esi + 0x20], 0x46fe20
mov dword [esi + 0x24], 0x470550
mov dword [esi + 0x28], 0x470a20
mov dword [esi + 0x30], 0x3b9aca00
mov eax, dword [esp + 8]
mov dword [esi + 0x2c], eax
mov dword [esi + 0x38], 0
mov dword [esi + 0x40], 0
mov dword [esi + 0x34], 0
mov dword [esi + 0x3c], 0
mov dword [esi + 0x44], 0
mov dword [esi + 0x48], 0
mov dword [esi + 0x4c], 0x54
push str.JPEGMEM
mov dword [edi + 4], esi
call dword [sym.imp.MSVCRT.dll_getenv]
add esp, 4
test eax, eax
je 0x47077a
lea ecx, [esp + 0x10]
mov byte [esp + 0x10], 0x78
push ecx
lea ecx, [esp + 0xc]
push ecx
push str._ld_c
push eax
call dword [sym.imp.MSVCRT.dll_sscanf]
add esp, 0x10
test eax, eax
jle 0x47077a
mov al, byte [esp + 0x10]
cmp al, 0x6d
je 0x470769
cmp al, 0x4d
mov eax, dword [esp + 8]
jne 0x470771
imul eax, dword [esp + 8], 0x3e8
imul eax, eax, 0x3e8
mov dword [esi + 0x2c], eax
pop edi
pop esi
pop ecx
ret
Function at 0x486b97
Capabilities:
Allocate thread local storage
Get thread local storage value
Set thread local storage value

Disassembly:
cmp dword [0x52d9a0], 0
push ebx
push esi
mov esi, 0x52d9a8
jne 0x486bc3
call dword [sym.imp.KERNEL32.dll_TlsAlloc]
push esi
mov dword [0x52d9c0], eax
call dword [sym.imp.KERNEL32.dll_InitializeCriticalSection]
mov dword [0x52d9a0], 1
push dword [0x52d9c0]
call dword [sym.imp.KERNEL32.dll_TlsGetValue]
mov ebx, eax
test ebx, ebx
jne 0x486c60
push 0x14
push 8
push dword [0x52c8b4]
call dword [sym.imp.KERNEL32.dll_HeapAlloc]
mov ebx, eax
test ebx, ebx
je 0x486c8a
push esi
call dword [sym.imp.KERNEL32.dll_EnterCriticalSection]
mov eax, dword [0x52d9a4]
test eax, eax
je 0x486c05
mov dword [eax], ebx
push edi
push esi
mov dword [ebx + 4], eax
mov dword [0x52d9a4], ebx
call dword [sym.imp.KERNEL32.dll_LeaveCriticalSection]
mov esi, dword [sym.imp.KERNEL32.dll_GetCurrentProcess]
lea edi, [ebx + 0x10]
push 0
push 0
push 0x100000
push edi
call esi
push eax
call dword [sym.imp.KERNEL32.dll_GetCurrentThread]
push eax
call esi
push eax
call dword [sym.imp.KERNEL32.dll_DuplicateHandle]
push 8
push 0xffffffffffffffff
push ebx
push 0x486c8f
push dword [edi]
lea eax, [ebx + 0xc]
push eax
call dword [sym.imp.KERNEL32.dll_RegisterWaitForSingleObject]
push ebx
push dword [0x52d9c0]
call dword [sym.imp.KERNEL32.dll_TlsSetValue]
pop edi
push 0xc
push 0
push dword [0x52c8b4]
call dword [sym.imp.KERNEL32.dll_HeapAlloc]
test eax, eax
je 0x486c8a
mov ecx, dword [esp + 0xc]
mov dword [eax + 4], ecx
mov ecx, dword [esp + 0x10]
mov dword [eax + 8], ecx
mov ecx, dword [ebx + 8]
mov dword [eax], ecx
mov dword [ebx + 8], eax
pop esi
pop ebx
ret 8

Function at 0x487309
Capabilities:
Set thread local storage value

Disassembly:
push esi
push 0x184
push 8
push dword [0x52c8b4]
call dword [sym.imp.KERNEL32.dll_HeapAlloc]
mov esi, eax
push esi
push dword [0x52daec]
call dword [sym.imp.KERNEL32.dll_TlsSetValue]
push dword [esp + 8]
mov dword [0x52daf0], esi
and dword [esi + 0xa8], 0
or dword [esi + 0xac], 0xffffffff
or dword [esi + 0xb0], 0xffffffff
push esi
mov dword [esi + 0xa4], 0xffffff
mov dword [esi + 0x74], 2
mov dword [esi + 0x78], 0x3f
call fcn.00489f3c
mov dword [esi + 0x58], 0x487f1c
mov eax, esi
mov dword [esi + 0x5c], 0x487f68
mov dword [esi + 0x10], fcn.00487abd
mov dword [esi + 0x30], 0x4879af
mov dword [esi + 0x64], 0x487ff2
mov dword [esi + 0x60], 0x487faa
mov dword [esi + 0x34], 0x48765f
mov dword [esi + 0x24], 0x487636
mov dword [esi + 0x28], 0x48760b
mov dword [esi + 0x2c], 0x48755d
mov dword [esi + 0x44], 0x487d22
pop esi
ret 4
Function at 0x48d206
Capabilities:
Encode data using xor

Disassembly:
push ecx
push ecx
mov edx, dword [esp + 0x2c]
push esi
mov esi, dword [esp + 0x10]
mov eax, dword [esi + 0xd4]
mov dword [esp + 4], eax
test edx, edx
je 0x48d2bc
imul eax, dword [esp + 0x1c]
mov ecx, dword [esp + 0x18]
imul ecx, dword [esp + 0x28]
push ebx
mov ebx, dword [esp + 0x24]
mov dword [esp + 0x20], eax
mov eax, dword [esp + 0x1c]
neg eax
add ecx, dword [esp + 0x18]
mov dword [esp + 0xc], eax
mov eax, dword [esp + 0x28]
push ebp
push edi
lea edi, [ecx + eax*4]
mov eax, dword [esp + 0x28]
mov ecx, dword [esi + 0xcc]
mov ebp, edi
imul ecx, ebx
add ecx, dword [esi + 0xc8]
add ecx, eax
cmp dword [esp + 0x38], 0
jle 0x48d29c
mov edx, dword [esp + 0x38]
mov esi, dword [esp + 0x10]
mov al, byte [ebp + 2]
xor byte [ecx + 2], al
mov al, byte [ebp + 1]
xor byte [ecx + 1], al
mov al, byte [ebp]
lea ebp, [ebp + 4]
xor byte [ecx], al
add ecx, esi
dec edx
jne 0x48d277
mov edx, dword [esp + 0x3c]
mov esi, dword [esp + 0x1c]
mov eax, dword [esp + 0x28]
dec edx
inc ebx
cmp dword [esi + 0xe8], 0
mov dword [esp + 0x3c], edx
jne 0x48d2b1
add edi, dword [esp + 0x14]
jmp 0x48d2b5
add edi, dword [esp + 0x24]
test edx, edx
jne 0x48d255
pop edi
pop ebp
pop ebx
pop esi
pop ecx
pop ecx
ret 0x24

Function at 0x48d5c7
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push ecx
push ecx
imul edx, dword [esp + 0x28], 3
push ebx
mov ebx, dword [esp + 0x30]
mov dword [esp + 8], edx
test ebx, ebx
je 0x48d6a1
imul eax, dword [esp + 0x1c], 3
mov ecx, dword [esp + 0x18]
push ebp
mov ebp, dword [esp + 0x24]
neg ecx
push esi
mov dword [esp + 0x24], eax
mov eax, dword [esp + 0x20]
imul eax, dword [esp + 0x30]
push edi
imul edi, dword [esp + 0x30], 3
mov dword [esp + 0x10], ecx
add eax, dword [esp + 0x20]
add edi, eax
mov eax, dword [esp + 0x1c]
mov dword [esp + 0x38], edi
mov esi, dword [eax + 0xcc]
imul esi, ebp
mov dword [esp + 0x34], edi
add esi, dword [eax + 0xc8]
add esi, dword [esp + 0x28]
test edx, edx
jle 0x48d677
mov ebp, dword [esp + 0x34]
mov ebx, 0xff
sub ebx, dword [esp + 0x40]
mov edi, edx
movzx eax, byte [esi]
movzx ecx, byte [ebp]
imul ecx, dword [esp + 0x40]
imul eax, ebx
add eax, ecx
mov ecx, 0xff
cdq
idiv ecx
inc ebp
mov byte [esi], al
inc esi
dec edi
jne 0x48d63f
mov edi, dword [esp + 0x38]
mov ebx, dword [esp + 0x3c]
mov ebp, dword [esp + 0x2c]
mov eax, dword [esp + 0x1c]
mov ecx, dword [esp + 0x10]
mov edx, dword [esp + 0x14]
dec ebx
inc ebp
cmp dword [eax + 0xe8], 0
mov dword [esp + 0x3c], ebx
mov dword [esp + 0x2c], ebp
jne 0x48d68e
add edi, ecx
jmp 0x48d692
add edi, dword [esp + 0x24]
mov dword [esp + 0x38], edi
test ebx, ebx
jne 0x48d615
pop edi
pop esi
pop ebp
pop ebx
pop ecx
pop ecx
ret 0x28
Function at 0x48dcc1
Capabilities:
Encode data using xor

Disassembly:
push ecx
push ecx
push esi
mov esi, dword [esp + 0x30]
push edi
mov edi, dword [esp + 0x14]
mov eax, dword [edi + 0xd4]
mov dword [esp + 8], eax
test esi, esi
je 0x48dd76
imul eax, dword [esp + 0x20]
imul edx, dword [esp + 0x28], 3
push ebx
mov ebx, dword [esp + 0x28]
push ebp
mov dword [esp + 0x28], eax
mov eax, dword [esp + 0x24]
neg eax
mov dword [esp + 0x14], eax
mov eax, dword [esp + 0x24]
imul eax, dword [esp + 0x34]
add eax, dword [esp + 0x20]
add edx, eax
mov eax, dword [esp + 0x28]
mov ecx, dword [edi + 0xcc]
mov ebp, edx
imul ecx, ebx
add ecx, dword [edi + 0xc8]
add ecx, eax
cmp dword [esp + 0x38], 0
jle 0x48dd57
mov esi, dword [esp + 0x38]
mov edi, dword [esp + 0x10]
mov al, byte [ebp + 2]
xor byte [ecx + 2], al
mov al, byte [ebp + 1]
xor byte [ecx + 1], al
mov al, byte [ebp]
lea ebp, [ebp + 3]
xor byte [ecx], al
add ecx, edi
dec esi
jne 0x48dd32
mov esi, dword [esp + 0x3c]
mov edi, dword [esp + 0x1c]
mov eax, dword [esp + 0x28]
dec esi
inc ebx
cmp dword [edi + 0xe8], 0
mov dword [esp + 0x3c], esi
jne 0x48dd6c
add edx, dword [esp + 0x14]
jmp 0x48dd70
add edx, dword [esp + 0x24]
test esi, esi
jne 0x48dd10
pop ebp
pop ebx
pop edi
pop esi
pop ecx
pop ecx
ret 0x24