joyce8/EMBER2024-capa huggingface dataset:
Function at 0xb3bf90
Capabilities:
Query or enumerate registry key

Disassembly:
sub esp, 0x208
lea eax, [esp]
push ebx
mov ebx, dword [sym.imp.ADVAPI32.dll_RegEnumKeyW]
push ebp
push esi
push edi
xor edi, edi
push 0x104
push eax
push edi
push SysStringLen
call ebx
mov esi, dword [esp + 0x21c]
mov ebp, dword [sym.imp.KERNEL32.dll_WaitForSingleObject]
test eax, eax
jne 0xb3bffb
mov ecx, dword [esi + 8]
push 0
push ecx
call ebp
test eax, eax
je 0xb3c035
lea edx, [esp + 0x10]
push esi
push edx
push SysStringLen
call fcn.00b3be00
add esp, 0xc
lea eax, [esp + 0x10]
inc edi
push 0x104
push eax
push edi
push SysStringLen
call ebx
test eax, eax
je 0xb3bfc5
mov edi, 0xb568b0
mov ecx, dword [esi + 8]
push 0
push ecx
call ebp
test eax, eax
je 0xb3c035
mov edx, dword [edi]
push esi
push edx
push reloc.OLEAUT32.dll_SysReAllocString
call fcn.00b3be00
add edi, 4
add esp, 0xc
cmp edi, 0xb568c0
jb 0xb3c000
pop edi
pop esi
pop ebp
mov al, 1
pop ebx
add esp, 0x208
ret
pop edi
pop esi
pop ebp
xor al, al
pop ebx
add esp, 0x208
ret

Function at 0xb3c070
Capabilities:
Enumerate files on windows

Disassembly:
sub esp, 0x250
push esi
push edi
mov edi, dword [esp + 0x25c]
push 0x5c
push edi
call fcn.00b42082
mov esi, eax
add esp, 8
test esi, esi
je 0xb3c107
lea eax, [esp + 8]
mov word [esi], 0
push eax
push edi
call dword [sym.imp.KERNEL32.dll_FindFirstFileW]
mov edi, eax
cmp edi, 0xffffffff
je 0xb3c102
push ebx
lea ebx, [esi + 2]
push ebp
lea ecx, [esp + 0x3c]
push ebx
push ecx
call fcn.00b41946
add esp, 8
test eax, eax
je 0xb3c0e3
mov ebp, dword [sym.imp.KERNEL32.dll_FindNextFileW]
lea edx, [esp + 0x10]
push edx
push edi
call ebp
test eax, eax
je 0xb3c0e8
lea eax, [esp + 0x3c]
push ebx
push eax
call fcn.00b41946
add esp, 8
test eax, eax
jne 0xb3c0c5
mov word [esi], 0x5c
push edi
call dword [sym.imp.KERNEL32.dll_FindClose]
cmp word [esi], 0
pop ebp
pop ebx
je 0xb3c102
pop edi
mov al, 1
pop esi
add esp, 0x250
ret
mov word [esi], 0x5c
pop edi
xor al, al
pop esi
add esp, 0x250
ret
Function at 0xb3cf10
Capabilities:
Get disk information

Disassembly:
push 0xffffffffffffffff
push 0xb519fb
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0xc
push ebx
push ebp
push esi
push edi
call dword [sym.imp.KERNEL32.dll_GetLogicalDrives]
mov esi, dword [esp + 0x2c]
xor ebp, ebp
mov dword [esp + 0x10], eax
xor ebx, ebx
mov eax, 1
mov ecx, ebx
shl eax, cl
mov ecx, dword [esp + 0x10]
test ecx, eax
je 0xb3d002
lea edx, [ebx + 0x41]
lea eax, [esp + 0x14]
push edx
push str._c:_
push eax
call fcn.00b40dff
add esp, 0xc
lea ecx, [esp + 0x14]
push ecx
call dword [sym.imp.KERNEL32.dll_GetDriveTypeW]
cmp eax, 3
jne 0xb3d002
lea edx, [esp + 0x14]
push edx
push str.Mounting__s_n
call fcn.00b386e0
lea eax, [esp + 0x1c]
lea edi, [esi + 0x1048]
push eax
push edi
mov word [esp + 0x28], bp
call fcn.00b4120b
push 0x10
call fcn.00b411d3
add esp, 0x14
mov dword [esp + 0x2c], eax
cmp eax, ebp
mov dword [esp + 0x24], ebp
je 0xb3cfc5
mov cx, word [edi]
push ecx
mov ecx, eax
call fcn.00b2d1c0
jmp 0xb3cfc7
xor eax, eax
push esi
mov dword [esp + 0x28], 0xffffffff
mov dword [esi], eax
call fcn.00b3cb80
mov edi, dword [esi]
add esp, 4
cmp edi, ebp
je 0xb3cff0
mov ecx, edi
call fcn.00b2d2c0
push edi
call fcn.00b411c8
add esp, 4
mov edx, dword [esi + 0x1024]
push ebp
push edx
call dword [sym.imp.KERNEL32.dll_WaitForSingleObject]
test eax, eax
je 0xb3d021
inc ebx
cmp ebx, 0x20
jb 0xb3cf3e
pop edi
pop esi
pop ebp
mov al, 1
pop ebx
mov ecx, dword [esp + 0xc]
mov dword fs:[0], ecx
add esp, 0x18
ret
mov ecx, dword [esp + 0x1c]
pop edi
pop esi
pop ebp
xor al, al
pop ebx
mov dword fs:[0], ecx
add esp, 0x18
ret
Function at 0xb3e250
Capabilities:
Compare security identifiers

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0xb52808
push 0xb42288
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x2c
push ebx
push esi
push edi
xor ebx, ebx
mov dword [ebp - 0x1c], ebx
mov dword [ebp - 0x28], ebx
xor esi, esi
mov dword [ebp - 0x20], esi
mov byte [ebp - 0x24], bl
mov dword [ebp - 4], ebx
mov byte [ebp - 0x34], bl
mov byte [ebp - 0x33], bl
mov byte [ebp - 0x32], bl
mov byte [ebp - 0x31], bl
mov byte [ebp - 0x30], bl
mov byte [ebp - 0x2f], 5
lea eax, [ebp - 0x1c]
push eax
push ebx
push ebx
push ebx
push ebx
push ebx
push ebx
push ebx
push 0x12
push 1
lea ecx, [ebp - 0x34]
push ecx
call dword [sym.imp.ADVAPI32.dll_AllocateAndInitializeSid]
test eax, eax
je 0xb3e329
lea edx, [ebp - 0x28]
push edx
push 8
call dword [sym.imp.KERNEL32.dll_GetCurrentProcess]
push eax
call dword [sym.imp.ADVAPI32.dll_OpenProcessToken]
test eax, eax
je 0xb3e329
mov dword [ebp - 0x2c], ebx
lea eax, [ebp - 0x2c]
push eax
push ebx
push ebx
push 1
mov ecx, dword [ebp - 0x28]
push ecx
mov edi, dword [sym.imp.ADVAPI32.dll_GetTokenInformation]
call edi
mov edx, dword [ebp - 0x2c]
push edx
call fcn.00b411d3
add esp, 4
mov esi, eax
mov dword [ebp - 0x38], esi
mov dword [ebp - 0x20], esi
cmp esi, ebx
je 0xb3e329
lea eax, [ebp - 0x2c]
push eax
mov ecx, dword [ebp - 0x2c]
push ecx
push esi
push 1
mov edx, dword [ebp - 0x28]
push edx
call edi
test eax, eax
je 0xb3e329
mov eax, dword [ebp - 0x1c]
push eax
mov ecx, dword [esi]
push ecx
call dword [sym.imp.ADVAPI32.dll_EqualSid]
neg eax
sbb eax, eax
neg eax
mov byte [ebp - 0x24], al
jmp 0xb3e32c
mov al, byte [ebp - 0x24]
mov dword [ebp - 4], 0xffffffff
call fcn.00b3e351
mov ecx, dword [ebp - 0x10]
mov dword fs:[0], ecx
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
Function at 0xb3ed20
Capabilities:
Query or enumerate registry value

Disassembly:
push ecx
mov edx, dword [esp + 8]
push esi
mov esi, dword [esp + 0x10]
lea eax, [esp + 4]
push eax
mov eax, dword [ecx + 4]
push esi
push 0
push 0
push edx
push eax
mov dword [esp + 0x1c], 8
call dword [sym.imp.ADVAPI32.dll_RegQueryValueExW]
test eax, eax
je 0xb3ed58
mov ecx, dword [esp + 0x14]
mov edx, dword [esp + 0x18]
mov dword [esi], ecx
mov dword [esi + 4], edx
pop esi
pop ecx
ret 0x10

Function at 0xb3ed60
Capabilities:
Query or enumerate registry value

Disassembly:
mov edx, dword [esp + 4]
push esi
mov esi, dword [esp + 0xc]
lea eax, [esp + 0x10]
push eax
mov eax, dword [ecx + 4]
push esi
push 0
push 0
push edx
push eax
call dword [sym.imp.ADVAPI32.dll_RegQueryValueExW]
test eax, eax
je 0xb3ed94
mov eax, dword [esp + 0x14]
test eax, eax
je 0xb3ed94
push eax
push esi
call fcn.00b4120b
add esp, 8
pop esi
ret 0x10

Function at 0xb3eda0
Capabilities:
Query or enumerate registry value

Disassembly:
mov edx, dword [esp + 4]
sub esp, 0x24
lea eax, [esp + 0x28]
push eax
mov eax, dword [ecx + 4]
push 0x20019
push 0
push edx
push eax
call dword [sym.imp.ADVAPI32.dll_RegOpenKeyExW]
test eax, eax
jne 0xb3ee22
push ebx
mov ebx, dword [esp + 0x30]
push esi
xor esi, esi
test ebx, ebx
jbe 0xb3ee15
push ebp
mov ebp, dword [sym.imp.ADVAPI32.dll_RegQueryValueExW]
push edi
mov edi, dword [esp + 0x40]
push esi
lea ecx, [esp + 0x18]
push 0xb57320
push ecx
mov dword [esp + 0x1c], 4
call fcn.00b40dff
mov ecx, dword [esp + 0x44]
add esp, 0xc
lea edx, [esp + 0x10]
lea eax, [esp + 0x14]
push edx
push edi
push 0
push 0
push eax
push ecx
call ebp
inc esi
add edi, 4
cmp esi, ebx
jb 0xb3edda
pop edi
pop ebp
mov edx, dword [esp + 0x30]
push edx
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
pop esi
pop ebx
add esp, 0x24
ret 0xc

Function at 0xb3ee30
Capabilities:
Query or enumerate registry value

Disassembly:
mov edx, dword [esp + 4]
sub esp, 0x28
lea eax, [esp + 0x2c]
push eax
mov eax, dword [ecx + 4]
push 0x20019
push 0
push edx
push eax
call dword [sym.imp.ADVAPI32.dll_RegOpenKeyExW]
test eax, eax
jne 0xb3eec2
push ebp
mov ebp, dword [esp + 0x34]
push esi
xor esi, esi
test ebp, ebp
jbe 0xb3eeb5
push ebx
mov ebx, dword [esp + 0x40]
push edi
mov edi, dword [sym.imp.ADVAPI32.dll_RegQueryValueExW]
push esi
lea ecx, [esp + 0x1c]
push 0xb57320
push ecx
mov dword [esp + 0x1c], 4
call fcn.00b40dff
add esp, 0xc
lea edx, [esp + 0x10]
lea eax, [esp + 0x14]
lea ecx, [esp + 0x18]
push edx
mov edx, dword [esp + 0x40]
push eax
push 0
push 0
push ecx
push edx
call edi
test eax, eax
jne 0xb3eeab
mov ax, word [esp + 0x14]
mov word [ebx], ax
inc esi
add ebx, 2
cmp esi, ebp
jb 0xb3ee6a
pop edi
pop ebx
mov ecx, dword [esp + 0x34]
push ecx
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
pop esi
pop ebp
add esp, 0x28
ret 0xc
Function at 0xb3f000
Capabilities:
Get file version info

Disassembly:
push ecx
push ebx
mov ebx, dword [esp + 0xc]
push ebp
push esi
lea eax, [esp + 0xc]
push edi
push eax
push ebx
call sub.VERSION.dll_GetFileVersionInfoSizeW
mov esi, eax
test esi, esi
je 0xb3f131
push esi
call fcn.00b42145
add esp, 4
mov edi, eax
push edi
push esi
push 0
push ebx
call sub.VERSION.dll_GetFileVersionInfoW
push 0
push 0x80
push 3
push 0
push 0
push 0xc0000000
push ebx
call fcn.00b31080
mov ebp, eax
add esp, 0x1c
cmp ebp, 0xffffffff
je 0xb3f131
push 0
push ebp
call fcn.00b313a0
push 0
push 0
push 0
push 4
push 0
push ebp
mov ebx, eax
call fcn.00b31260
add esp, 0x20
mov dword [esp + 0x18], eax
test eax, eax
jne 0xb3f08b
push ebp
call dword [sym.imp.KERNEL32.dll_CloseHandle]
pop edi
pop esi
pop ebp
pop ebx
pop ecx
ret
push 0
push 0
push 0
push 6
push eax
call fcn.00b312f0
mov esi, eax
add esp, 0x14
test esi, esi
je 0xb3f121
push 0xb57918
push edi
call fcn.00b403f0
push eax
push ebx
push esi
call fcn.00b3ef60
push 0xb578f8
push edi
call fcn.00b403f0
push eax
push ebx
push esi
call fcn.00b3ef60
push 0xb578d8
push edi
call fcn.00b403f0
push eax
push ebx
push esi
call fcn.00b3ef60
push 0xb578c0
push edi
call fcn.00b403f0
add esp, 0x44
push eax
push ebx
push esi
call fcn.00b3ef60
push 0xb578a0
push edi
call fcn.00b403f0
push eax
push ebx
push esi
call fcn.00b3ef60
push 0xb57888
push edi
call fcn.00b403f0
push eax
push ebx
push esi
call fcn.00b3ef60
add esp, 0x34
push esi
call dword [sym.imp.KERNEL32.dll_UnmapViewOfFile]
mov ecx, dword [esp + 0x18]
mov esi, dword [sym.imp.KERNEL32.dll_CloseHandle]
push ecx
call esi
push ebp
call esi
pop edi
pop esi
pop ebp
pop ebx
pop ecx
ret
Function at 0xb401b0
Capabilities:
Acquire debug privileges

Disassembly:
push ecx
lea eax, [esp]
mov dword [esp], 0
push eax
push 0x20
call dword [sym.imp.KERNEL32.dll_GetCurrentProcess]
push eax
call dword [sym.imp.ADVAPI32.dll_OpenProcessToken]
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov ecx, dword [esp]
push 1
push str.SeBackupPrivilege
push ecx
call fcn.00b40140
mov edx, dword [esp + 0xc]
push 1
push str.SeDebugPrivilege
push edx
call fcn.00b40140
mov eax, dword [esp + 0x18]
push 1
push str.SeRestorePrivilege
push eax
call fcn.00b40140
mov ecx, dword [esp + 0x24]
push 1
push str.SeSecurityPrivilege
push ecx
call fcn.00b40140
mov edx, dword [esp + 0x30]
add esp, 0x30
push edx
call dword [sym.imp.KERNEL32.dll_CloseHandle]
mov al, 1
pop ecx
ret

Function at 0xb40bfa
Capabilities:
Query or enumerate registry value

Disassembly:
push ebp
mov ebp, esp
push ecx
push ecx
push esi
lea eax, [ebp - 4]
push eax
push 0x20019
xor esi, esi
push esi
push str.CLSIDADB880A6_D8FF_11CF_9377_00AA003B7A11InprocServer32
push SysReAllocString
call dword [sym.imp.ADVAPI32.dll_RegOpenKeyExA]
test eax, eax
jne 0xb40c50
lea eax, [ebp - 8]
push eax
push dword [ebp + 8]
mov dword [ebp - 8], 0x104
push esi
push esi
push 0xb5287c
push dword [ebp - 4]
call dword [sym.imp.ADVAPI32.dll_RegQueryValueExA]
test eax, eax
jne 0xb40c43
inc esi
push dword [ebp - 4]
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
mov eax, esi
jmp 0xb40c52
xor eax, eax
pop esi
leave
ret 4
Function at 0x4013ca
Capabilities:
Parse pe header

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x10
mov dword [0x407054], 1
mov dword [0x407058], 1
mov dword [0x40705c], 1
mov dword [0x407048], 1
mov dword [ebp - 4], 0x400000
mov eax, dword [ebp - 4]
movzx eax, word [eax]
cmp ax, 0x5a4d
je 0x401415
mov eax, 0
jmp 0x4014af
mov eax, dword [ebp - 4]
mov eax, dword [eax + 0x3c]
mov edx, eax
mov eax, dword [ebp - 4]
add eax, edx
mov dword [ebp - 8], eax
mov eax, dword [ebp - 8]
mov eax, dword [eax]
cmp eax, 0x4550
je 0x401438
mov eax, 0
jmp 0x4014af
mov eax, dword [ebp - 8]
add eax, 0x18
mov dword [ebp - 0xc], eax
mov eax, dword [ebp - 0xc]
movzx eax, word [eax]
movzx eax, ax
cmp eax, 0x10b
je 0x40145a
cmp eax, 0x20b
je 0x40147f
jmp 0x4014aa
mov eax, dword [ebp - 0xc]
mov eax, dword [eax + 0x5c]
cmp eax, 0xe
ja 0x40146c
mov eax, 0
jmp 0x4014af
mov eax, dword [ebp - 0xc]
mov eax, dword [eax + 0xd0]
test eax, eax
setne al
movzx eax, al
jmp 0x4014af
mov eax, dword [ebp - 0xc]
mov dword [ebp - 0x10], eax
mov eax, dword [ebp - 0x10]
mov eax, dword [eax + 0x6c]
cmp eax, 0xe
ja 0x401497
mov eax, 0
jmp 0x4014af
mov eax, dword [ebp - 0x10]
mov eax, dword [eax + 0xe0]
test eax, eax
setne al
movzx eax, al
jmp 0x4014af
mov eax, 0
leave
ret

Function at 0x401a28
Capabilities:
Write file on windows

Disassembly:
push ebp
mov ebp, esp
push ebx
sub esp, 0x24
lea eax, [ebp + 0xc]
mov dword [ebp - 0xc], eax
mov dword [esp], 2
call fcn.00402a60
mov dword [esp + 0xc], eax
mov dword [esp + 8], 0x1b
mov dword [esp + 4], 1
mov dword [esp], str.Mingw_w64_runtime_failure:_n
call sub.msvcrt.dll_fwrite
mov ebx, dword [ebp - 0xc]
mov dword [esp], 2
call fcn.00402a60
mov dword [esp + 8], ebx
mov edx, dword [ebp + 8]
mov dword [esp + 4], edx
mov dword [esp], eax
call sub.msvcrt.dll_vfprintf
call sub.msvcrt.dll_abort

Function at 0x402578
Capabilities:
Parse pe header

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x10
mov eax, dword [ebp + 8]
mov dword [ebp - 4], eax
mov eax, dword [ebp - 4]
movzx eax, word [eax]
cmp ax, 0x5a4d
je 0x402597
mov eax, 0
jmp 0x4025db
mov eax, dword [ebp - 4]
mov eax, dword [eax + 0x3c]
mov edx, eax
mov eax, dword [ebp - 4]
add eax, edx
mov dword [ebp - 8], eax
mov eax, dword [ebp - 8]
mov eax, dword [eax]
cmp eax, 0x4550
je 0x4025ba
mov eax, 0
jmp 0x4025db
mov eax, dword [ebp - 8]
add eax, 0x18
mov dword [ebp - 0xc], eax
mov eax, dword [ebp - 0xc]
movzx eax, word [eax]
cmp ax, 0x10b
je 0x4025d6
mov eax, 0
jmp 0x4025db
mov eax, 1
leave
ret
Function at 0x4025dd
Capabilities:
Enumerate pe sections

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x10
mov eax, dword [ebp + 8]
mov eax, dword [eax + 0x3c]
mov edx, eax
mov eax, dword [ebp + 8]
add eax, edx
mov dword [ebp - 0xc], eax
mov dword [ebp - 8], 0
mov eax, dword [ebp - 0xc]
movzx eax, word [eax + 0x14]
movzx edx, ax
mov eax, dword [ebp - 0xc]
add eax, edx
add eax, 0x18
mov dword [ebp - 4], eax
jmp 0x40263c
mov eax, dword [ebp - 4]
mov eax, dword [eax + 0xc]
cmp dword [ebp + 0xc], eax
jb 0x402634
mov eax, dword [ebp - 4]
mov edx, dword [eax + 0xc]
mov eax, dword [ebp - 4]
mov eax, dword [eax + 8]
add eax, edx
cmp dword [ebp + 0xc], eax
jae 0x402634
mov eax, dword [ebp - 4]
jmp 0x402650
add dword [ebp - 8], 1
add dword [ebp - 4], 0x28
mov eax, dword [ebp - 0xc]
movzx eax, word [eax + 6]
movzx eax, ax
cmp dword [ebp - 8], eax
jb 0x402611
mov eax, 0
leave
ret
Function at 0x402aa0
Capabilities:
Allocate or change rwx memory
Execute shellcode via indirect call
Link many functions at runtime

Disassembly:
push ebp
push edi
push esi
push ebx
sub esp, 0x5c
mov eax, dword [0x407040]
mov dword [esp + 0x4c], eax
xor eax, eax
mov dword [esp], str.NTDLL.DLL
mov esi, dword [esp + 0x70]
call sub.KERNEL32.dll_GetModuleHandleW
push edx
mov ebx, eax
mov dword [esp + 4], str.NtAllocateVirtualMemory
mov dword [esp], eax
call sub.KERNEL32.dll_GetProcAddress
push ecx
mov edi, eax
push ecx
mov dword [esp], ebx
mov dword [esp + 4], str.NtQueueApcThread
call sub.KERNEL32.dll_GetProcAddress
push ebp
push ebp
mov ebp, eax
mov dword [esp], ebx
mov dword [esp + 4], str.NtCreateThreadEx
call sub.KERNEL32.dll_GetProcAddress
push edx
push edx
mov dword [esp], ebx
mov dword [esp + 4], str.NtWaitForSingleObject
mov dword [esp + 0x3c], eax
call sub.KERNEL32.dll_GetProcAddress
push ecx
push ecx
mov dword [esp], ebx
mov dword [esp + 4], str.NtClose
mov dword [esp + 0x38], eax
call sub.KERNEL32.dll_GetProcAddress
push ebx
push ebx
mov ebx, eax
mov eax, dword [esp + 0x74]
mov dword [esp + 0x48], eax
lea eax, [esp + 0x48]
mov dword [esp + 0xc], eax
lea eax, [esp + 0x40]
mov dword [esp + 0x40], 0
mov dword [esp + 0x44], 0
mov dword [esp + 0x14], 0x40
mov dword [esp + 0x10], 0x3000
mov dword [esp + 8], 0
mov dword [esp + 4], eax
mov dword [esp], 0xffffffff
call edi
sub esp, 0x18
test eax, eax
jne 0x402c4d
mov edi, dword [esp + 0x40]
mov ecx, dword [esp + 0x74]
rep movsb byte es:[edi], byte [esi]
mov edx, dword [esp + 0x3c]
mov dword [esp + 0x28], 0
mov dword [esp + 0x24], 0
mov eax, dword [esp + 0x40]
mov dword [esp + 0x20], 0
mov dword [esp + 0x1c], 0
mov dword [esp + 0x10], eax
lea eax, [esp + 0x44]
mov dword [esp + 0x18], 0
mov dword [esp + 0x14], 0
mov dword [esp + 0xc], 0xffffffff
mov dword [esp + 8], 0
mov dword [esp + 4], 0x1f03ff
mov dword [esp], eax
call edx
sub esp, 0x2c
test eax, eax
jne 0x402c4d
mov eax, dword [esp + 0x40]
mov dword [esp + 0x10], 0
mov dword [esp + 0xc], 0
mov dword [esp + 4], eax
mov eax, dword [esp + 0x44]
mov dword [esp + 8], 0
mov dword [esp], eax
call ebp
sub esp, 0x14
test eax, eax
jne 0x402c4d
mov eax, dword [esp + 0x44]
test eax, eax
je 0x402c43
mov dword [esp], eax
mov eax, dword [esp + 0x38]
mov dword [esp + 8], 0
mov dword [esp + 4], 1
call eax
sub esp, 0xc
mov eax, dword [esp + 0x44]
mov dword [esp], eax
call ebx
push eax
mov eax, dword [esp + 0x4c]
sub eax, dword [0x407040]
je 0x402c5e
call fcn.00401770
add esp, 0x5c
pop ebx
pop esi
pop edi
pop ebp
ret
Function at 0x402db0
Capabilities:
Encrypt data using rc4 prga

Disassembly:
push edi
mov ecx, 8
push esi
mov esi, 0x405044
push ebx
sub esp, 0x250
mov eax, dword [0x407040]
mov dword [esp + 0x24c], eax
xor eax, eax
lea edi, [esp + 0x2c]
mov ebx, dword [esp + 0x260]
rep movsd dword es:[edi], dword [esi]
mov edx, eax
mov byte [esp + eax + 0x14c], al
and edx, 0x1f
mov dl, byte [esp + edx + 0x2c]
mov byte [esp + eax + 0x4c], dl
inc eax
cmp eax, 0x100
jne 0x402dde
xor esi, esi
xor edi, edi
movzx eax, byte [esp + esi + 0x14c]
add eax, edi
add al, byte [esp + esi + 0x4c]
movzx edi, al
lea eax, [esp + 0x14c]
add eax, esi
inc esi
mov dword [esp + 4], eax
lea eax, [esp + 0x14c]
add eax, edi
mov dword [esp], eax
call fcn.00402c68
cmp esi, 0x100
jne 0x402dfe
mov edi, dword [esp + 0x264]
xor esi, esi
xor eax, eax
add edi, ebx
cmp edi, ebx
je 0x402e95
lea edx, [esi + 1]
lea ecx, [esp + 0x14c]
movzx esi, dl
add al, byte [esp + esi + 0x14c]
movzx eax, al
lea edx, [ecx + eax]
mov dword [esp + 0x1c], eax
mov dword [esp + 4], edx
lea edx, [ecx + esi]
mov dword [esp], edx
call fcn.00402c68
mov eax, dword [esp + 0x1c]
mov dl, byte [esp + eax + 0x14c]
add dl, byte [esp + esi + 0x14c]
movzx edx, dl
mov dl, byte [esp + edx + 0x14c]
xor byte [ebx], dl
inc ebx
jmp 0x402e43
mov eax, dword [esp + 0x24c]
sub eax, dword [0x407040]
je 0x402ea9
call fcn.00401770
mov eax, dword [esp + 0x264]
add esp, 0x250
pop ebx
pop esi
pop edi
ret
Function at 0x402ebc
Capabilities:
Encode data using base64

Disassembly:
push ebp
mov ebp, esp
push edi
push esi
lea edi, [ebp - 0x15c]
mov esi, 0x405064
push ebx
sub esp, 0x17c
mov ebx, dword [ebp + 8]
mov dword [ebp - 0x11c], 0
mov eax, dword [0x407040]
mov dword [ebp - 0x1c], eax
xor eax, eax
mov eax, 0x10
mov ecx, eax
rep movsd dword es:[edi], dword [esi]
lea edi, [ebp - 0x118]
mov eax, ecx
mov ecx, 0x3f
rep stosd dword es:[edi], eax
movzx edx, byte [ebp + eax - 0x15c]
mov byte [ebp + edx - 0x11c], al
inc eax
cmp eax, 0x40
jne 0x402f02
xor edx, edx
test byte [ebp + 0xc], 3
jne 0x40309a
mov edx, dword [ebp + 0xc]
mov eax, dword [ebp + 0xc]
shr edx, 2
cmp byte [ebx + eax - 1], 0x3d
lea edx, [edx + edx*2]
jne 0x402f37
dec edx
mov eax, dword [ebp + 0xc]
cmp byte [ebx + eax - 2], 0x3d
jne 0x402f42
dec edx
lea eax, [edx + 0xf]
shr eax, 4
shl eax, 4
call fcn.00402954
mov ecx, 0
mov dword [ebp - 0x170], 0
sub esp, eax
test edx, edx
cmovns ecx, edx
mov edi, esp
xor eax, eax
mov dword [ebp - 0x174], esp
xor esi, esi
rep stosb byte es:[edi], al
mov eax, dword [ebp - 0x170]
cmp eax, dword [ebp + 0xc]
jb 0x402f90
mov esi, dword [ebp - 0x174]
mov edi, ebx
mov ecx, edx
rep movsb byte es:[edi], byte [esi]
jmp 0x40309a
mov eax, dword [ebp - 0x170]
xor edi, edi
movzx eax, byte [ebx + eax]
cmp al, 0x3d
je 0x402fa8
movzx edi, byte [ebp + eax - 0x11c]
mov dword [ebp - 0x178], 0
mov eax, dword [ebp - 0x170]
movzx eax, byte [ebx + eax + 1]
cmp al, 0x3d
je 0x402fcf
movzx eax, byte [ebp + eax - 0x11c]
mov dword [ebp - 0x178], eax
mov dword [ebp - 0x17c], 0
mov eax, dword [ebp - 0x170]
movzx eax, byte [ebx + eax + 2]
cmp al, 0x3d
je 0x402ff6
movzx eax, byte [ebp + eax - 0x11c]
mov dword [ebp - 0x17c], eax
mov eax, dword [ebp - 0x170]
xor ecx, ecx
add dword [ebp - 0x170], 4
movzx eax, byte [ebx + eax + 3]
cmp al, 0x3d
je 0x403018
movzx eax, byte [ebp + eax - 0x11c]
mov ecx, eax
mov dword [ebp - 0x16c], esi
cmp edx, esi
ja 0x40302d
mov esi, dword [ebp - 0x16c]
jmp 0x402f74
mov eax, dword [ebp - 0x178]
shl edi, 0x12
inc dword [ebp - 0x16c]
shl eax, 0xc
add eax, edi
mov edi, dword [ebp - 0x17c]
shl edi, 6
add eax, edi
mov edi, dword [ebp - 0x174]
add eax, ecx
mov ecx, eax
shr eax, 0x10
mov byte [edi + esi], al
cmp edx, dword [ebp - 0x16c]
jbe 0x403022
lea eax, [esi + 2]
mov dword [ebp - 0x178], eax
mov eax, edi
mov edi, dword [ebp - 0x16c]
mov byte [eax + edi], ch
lea eax, [esi + 2]
mov dword [ebp - 0x16c], eax
cmp edx, eax
jbe 0x403022
lea eax, [esi + 3]
mov dword [ebp - 0x16c], eax
mov eax, dword [ebp - 0x174]
mov byte [eax + esi + 2], cl
jmp 0x403022
mov eax, dword [ebp - 0x1c]
sub eax, dword [0x407040]
je 0x4030aa
call fcn.00401770
lea esp, [ebp - 0xc]
mov eax, edx
pop ebx
pop esi
pop edi
pop ebp
ret
Function at 0x4027a0
Capabilities:
Write file on windows

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x34
mov eax, dword [0x408008]
xor eax, ebp
mov dword [ebp - 4], eax
push ebx
mov ebx, dword [ebp + 8]
push esi
push edi
mov edi, 0xffff
mov esi, ecx
cmp di, bx
jne 0x4027d7
pop edi
pop esi
xor eax, eax
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.00403676
mov esp, ebp
pop ebp
ret 4
mov eax, dword [esi + 0x20]
mov ecx, dword [eax]
test ecx, ecx
je 0x402811
mov edx, dword [esi + 0x30]
mov eax, dword [edx]
lea eax, [ecx + eax*2]
cmp ecx, eax
jae 0x402811
dec dword [edx]
mov ax, bx
mov edx, dword [esi + 0x20]
pop edi
mov esi, dword [edx]
lea ecx, [esi + 2]
mov dword [edx], ecx
mov word [esi], bx
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.00403676
mov esp, ebp
pop ebp
ret 4
cmp dword [esi + 0x4c], 0
je 0x4028e4
mov ecx, dword [esi + 0xc]
lea eax, [esi + 0x3c]
cmp dword [ecx], eax
jne 0x40283e
mov eax, dword [esi + 0xc]
mov edx, dword [esi + 0x54]
mov ecx, dword [esi + 0x50]
sub edx, ecx
sar edx, 1
mov dword [eax], ecx
mov eax, dword [esi + 0x1c]
mov dword [eax], ecx
mov eax, dword [esi + 0x2c]
mov dword [eax], edx
mov ecx, dword [esi + 0x38]
test ecx, ecx
jne 0x402871
push dword [esi + 0x4c]
push ebx
call dword [sym.imp.api_ms_win_crt_stdio_l1_1_0.dll_fputwc]
add esp, 8
movzx ecx, bx
cmp ax, di
cmove ecx, edi
pop edi
pop esi
mov ax, cx
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.00403676
mov esp, ebp
pop ebp
ret 4
movzx eax, bx
mov dword [ebp - 0x28], eax
lea eax, [ebp - 0x2c]
push eax
lea eax, [ebp - 4]
push eax
lea eax, [ebp - 0x24]
push eax
lea eax, [ebp - 0x30]
push eax
lea eax, [ebp - 0x26]
push eax
lea eax, [ebp - 0x28]
push eax
lea eax, [esi + 0x40]
push eax
call dword [sym.imp.MSVCP140.dll_public:_int___thiscall_std::codecvt_wchar_t__char__struct__Mbstatet_::out_struct__Mbstatet___wchar_t_const___wchar_t_const___wchar_t_const____char___char___char___const]
sub eax, 0
je 0x4028b0
sub eax, 1
je 0x4028b0
sub eax, 2
jne 0x4028e4
push dword [esi + 0x4c]
push dword [ebp - 0x28]
jmp 0x402849
mov eax, dword [ebp - 0x2c]
lea ecx, [ebp - 0x24]
sub eax, ecx
mov dword [ebp - 0x34], eax
je 0x4028d4
push dword [esi + 0x4c]
push eax
mov eax, ecx
push 1
push eax
call dword [sym.imp.api_ms_win_crt_stdio_l1_1_0.dll_fwrite]
add esp, 0x10
cmp dword [ebp - 0x34], eax
jne 0x4028e4
lea ecx, [ebp - 0x28]
movzx eax, bx
cmp dword [ebp - 0x30], ecx
mov byte [esi + 0x3e], 1
cmovne edi, eax
mov ecx, dword [ebp - 4]
mov ax, di
pop edi
pop esi
xor ecx, ebp
pop ebx
call fcn.00403676
mov esp, ebp
pop ebp
ret 4