joyce8/EMBER2024-capa huggingface dataset:
Function at 0x405498
Capabilities:
Check if file exists
Get file attributes

Disassembly:
push esi
push edi
push dword [esp + 0xc]
mov esi, 0x4218e0
push esi
call fcn.004058c4
push esi
call fcn.0040544b
mov edi, eax
test edi, edi
jne 0x4054b9
xor eax, eax
jmp 0x40550b
push edi
call fcn.00405b22
test byte [0x423ef8], 0x80
je 0x4054d2
mov al, byte [edi]
test al, al
je 0x4054b5
cmp al, 0x5c
je 0x4054b5
sub edi, esi
jmp 0x4054ea
call fcn.00405bbb
test eax, eax
je 0x4054e4
test byte [eax], 0x10
je 0x4054b5
push esi
call fcn.004053fe
push esi
call sub.KERNEL32.dll_lstrlenA
cmp eax, edi
push esi
jg 0x4054d6
call fcn.004053b7
push esi
call dword [sym.imp.KERNEL32.dll_GetFileAttributesA]
xor ecx, ecx
cmp eax, 0xffffffff
setne cl
mov eax, ecx
pop edi
pop esi
ret 4

Function at 0x40557c
Capabilities:
Check if file exists
Get file attributes
Set file attributes

Disassembly:
push dword [esp + 4]
call dword [sym.imp.KERNEL32.dll_GetFileAttributesA]
cmp eax, 0xffffffff
je 0x405598
and al, 0xfe
push eax
push dword [esp + 8]
call dword [sym.imp.KERNEL32.dll_SetFileAttributesA]
ret 4

Function at 0x40559b
Capabilities:
Get file attributes

Disassembly:
push dword [esp + 4]
call dword [sym.imp.KERNEL32.dll_GetFileAttributesA]
mov ecx, eax
push 0
inc ecx
neg ecx
sbb ecx, ecx
and ecx, eax
push ecx
push dword [esp + 0x14]
push 0
push 1
push dword [esp + 0x1c]
push dword [esp + 0x1c]
call dword [sym.imp.KERNEL32.dll_CreateFileA]
ret 0xc

Function at 0x4055ca
Capabilities:
Get common file path

Disassembly:
push ebp
mov ebp, esp
push esi
mov esi, dword [ebp + 8]
push edi
push 0x64
pop edi
dec edi
mov dword [ebp + 8], 0x61736e
call dword [sym.imp.KERNEL32.dll_GetTickCount]
push 0x1a
xor edx, edx
pop ecx
div ecx
push esi
lea eax, [ebp + 8]
push 0
push eax
push dword [ebp + 0xc]
add byte [ebp + 0xa], dl
call dword [sym.imp.KERNEL32.dll_GetTempFileNameA]
test eax, eax
jne 0x40560e
test edi, edi
jne 0x4055d5
and byte [esi], 0
pop edi
pop esi
pop ebp
ret 8
mov eax, esi
jmp 0x405608
Function at 0x405612
Capabilities:
Get file size
Read file on windows
Write file on windows

Disassembly:
push ebx
push ebp
push esi
push edi
push 1
call fcn.00405be2
test eax, eax
mov esi, dword [esp + 0x18]
je 0x405636
push 5
push esi
push dword [esp + 0x1c]
call eax
test eax, eax
jne 0x40576f
mov ebx, dword [sym.imp.KERNEL32.dll_GetShortPathNameA]
mov dword [0x422668], 0x4c554e
test esi, esi
mov edi, 0x400
mov ebp, 0x422668
je 0x40567a
push 1
push 0
push esi
call fcn.0040559b
push eax
call dword [sym.imp.KERNEL32.dll_CloseHandle]
push edi
push ebp
push esi
call ebx
test eax, eax
je 0x405775
cmp eax, edi
jg 0x405775
mov esi, 0x4220e0
push edi
push esi
push dword [esp + 0x1c]
call ebx
test eax, eax
je 0x405775
cmp eax, edi
jg 0x405775
push esi
push ebp
push 0x409394
push 0x421ce0
call dword [sym.imp.USER32.dll_wsprintfA]
mov ebx, eax
mov eax, dword [0x423ef0]
add esp, 0x10
push dword [eax + 0x128]
push esi
call fcn.004058e6
push 4
push 0xc0000000
push esi
call fcn.0040559b
mov ebp, eax
cmp ebp, 0xffffffff
mov dword [esp + 0x14], ebp
je 0x40576f
push 0
push ebp
call dword [sym.imp.KERNEL32.dll_GetFileSize]
mov edi, eax
lea eax, [edi + ebx + 0xa]
push eax
push 0x40
call dword [sym.imp.KERNEL32.dll_GlobalAlloc]
mov esi, eax
test esi, esi
je 0x405768
lea eax, [esp + 0x18]
push 0
push eax
push edi
push esi
push ebp
call dword [sym.imp.KERNEL32.dll_ReadFile]
test eax, eax
je 0x405768
cmp edi, dword [esp + 0x18]
jne 0x405768
push str._Rename__r_n
push esi
call fcn.00405510
test eax, eax
jne 0x40577c
lea eax, [esi + edi]
push str._Rename__r_n
push eax
call fcn.004058c4
add edi, 0xa
mov eax, edi
push ebx
add eax, esi
push 0x421ce0
push eax
call fcn.0040555c
xor eax, eax
push eax
push eax
push eax
push ebp
call dword [sym.imp.KERNEL32.dll_SetFilePointer]
lea eax, [esp + 0x18]
push 0
add edi, ebx
push eax
push edi
push esi
push ebp
call dword [sym.imp.KERNEL32.dll_WriteFile]
push esi
call dword [sym.imp.KERNEL32.dll_GlobalFree]
push ebp
call dword [sym.imp.KERNEL32.dll_CloseHandle]
inc dword [0x423f70]
pop edi
pop esi
pop ebp
pop ebx
ret 8
add eax, 0xa
push 0x409390
push eax
call fcn.00405510
test eax, eax
je 0x405733
inc eax
lea ecx, [esi + edi]
cmp eax, ecx
mov ebp, eax
jae 0x4057a3
mov dl, byte [ebp]
mov byte [ebx + ebp], dl
inc ebp
cmp ebp, ecx
jb 0x405798
mov ebp, dword [esp + 0x14]
sub eax, esi
jmp 0x405735
Function at 0x4057ab
Capabilities:
Query or enumerate registry value

Disassembly:
push ebp
mov ebp, esp
push ebx
lea eax, [ebp + 0x18]
push esi
push eax
mov eax, dword [ebp + 0x18]
xor ebx, ebx
neg eax
sbb eax, eax
mov esi, dword [ebp + 0x14]
and eax, 0x100
or eax, 0x20019
mov byte [esi], bl
push eax
push ebx
push dword [ebp + 0xc]
push dword [ebp + 8]
call dword [sym.imp.ADVAPI32.dll_RegOpenKeyExA]
test eax, eax
jne 0x40581c
lea eax, [ebp + 0xc]
mov dword [ebp + 0xc], 0x400
push eax
lea eax, [ebp + 0x14]
push esi
push eax
push ebx
push dword [ebp + 0x10]
push dword [ebp + 0x18]
call dword [sym.imp.ADVAPI32.dll_RegQueryValueExA]
test eax, eax
jne 0x40580b
cmp dword [ebp + 0x14], 1
je 0x40580d
cmp dword [ebp + 0x14], 2
je 0x40580d
mov byte [esi], bl
push dword [ebp + 0x18]
mov byte [esi + 0x3ff], bl
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
pop esi
pop ebx
pop ebp
ret 0x14
Function at 0x405c4e
Capabilities:
Encode data using xor
Hash data with crc32

Disassembly:
cmp dword [0x422a6c], 0
push esi
jne 0x405c85
xor ecx, ecx
push 8
mov eax, ecx
pop esi
mov edx, eax
and dl, 1
neg dl
sbb edx, edx
and edx, 0xedb88320
shr eax, 1
xor eax, edx
dec esi
jne 0x405c5f
mov dword [ecx*4 + 0x422a68], eax
inc ecx
cmp ecx, 0x100
jl 0x405c5a
mov edx, dword [esp + 0x10]
mov eax, dword [esp + 8]
test edx, edx
not eax
jbe 0x405cb6
mov ecx, dword [esp + 0xc]
push edi
movzx edi, byte [ecx]
mov esi, eax
and esi, 0xff
xor esi, edi
shr eax, 8
mov esi, dword [esi*4 + 0x422a68]
xor eax, esi
inc ecx
dec edx
jne 0x405c98
pop edi
not eax
pop esi
ret 0xc
Function at 0x4033a5
Capabilities:
Delete directory
Get common file path
Get file attributes
Manipulate console buffer

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x834
mov eax, dword [ebp + 8]
mov ecx, dword [eax]
mov eax, dword [eax + 4]
push esi
xor esi, esi
cmp dword [0x814af8], 0x594
push edi
mov dword [ebp - 0x10], ecx
mov dword [ebp - 0xc], eax
jne 0x4033e5
push esi
push esi
call dword [sym.imp.KERNEL32.dll_SetVolumeMountPointW]
push esi
push esi
push esi
call dword [sym.imp.KERNEL32.dll_OpenFileMappingW]
push esi
push esi
call dword [sym.imp.KERNEL32.dll_EndUpdateResourceW]
mov eax, dword [0x80a3c8]
mov dword [ebp - 0x28], eax
mov eax, dword [0x80a3cc]
mov dword [ebp - 0x24], eax
push ebx
lea eax, [ebp - 8]
mov dword [ebp - 8], esi
call fcn.0040339e
mov eax, dword [0x80a3d0]
mov ebx, dword [ebp - 8]
mov dword [ebp - 0x20], eax
mov eax, dword [0x80a3d4]
add ebx, 0x23f
mov dword [ebp - 0x2c], eax
mov dword [ebp - 0x18], 0x20
mov dword [ebp - 8], 2
add dword [ebp - 8], 3
mov eax, dword [ebp - 0x10]
shl eax, 4
cmp dword [0x814af8], 0xc
mov dword [ebp - 4], eax
jne 0x40347b
push esi
push esi
call dword [sym.imp.KERNEL32.dll_GetWindowsDirectoryA]
push esi
call dword [sym.imp.KERNEL32.dll_RemoveDirectoryW]
xor eax, eax
mov word [ebp - 0x1c], ax
lea edi, [ebp - 0x1a]
stosw word es:[edi], ax
lea eax, [ebp - 0x30]
push eax
push dword [ebp - 0x1c]
lea eax, [ebp - 0x834]
push esi
push eax
push esi
call dword [sym.imp.KERNEL32.dll_ReadConsoleOutputCharacterW]
lea eax, [ebp - 0x34]
push eax
push esi
push esi
push esi
call dword [sym.imp.KERNEL32.dll_ReadConsoleInputA]
mov eax, dword [ebp - 0x20]
add dword [ebp - 4], eax
mov eax, dword [0x814af8]
cmp eax, 0xfa9
jne 0x403497
mov dword [0x814094], 0xedeb2e40
cmp eax, 0x3eb
jne 0x4034a4
mov dword [0x813a40], esi
mov edx, dword [ebp - 0x10]
mov ecx, dword [ebp - 8]
lea eax, [ebx + edx]
shr edx, cl
mov dword [ebp - 0x14], eax
mov dword [0x814090], 0xf4ea3dee
add edx, dword [ebp - 0x2c]
mov eax, dword [ebp - 0x14]
xor dword [ebp - 4], eax
xor edx, dword [ebp - 4]
cmp dword [0x814af8], 0x213
mov dword [ebp - 0x14], edx
jne 0x4034de
push esi
call dword [sym.imp.KERNEL32.dll_GetFileAttributesA]
mov eax, dword [ebp - 0x14]
add dword [ebp - 0xc], 0x64
sub dword [ebp - 0xc], eax
sub dword [ebp - 0xc], 0x64
mov eax, dword [ebp - 0xc]
lea ecx, [ebp - 4]
call fcn.00403398
mov eax, dword [ebp - 0x28]
add dword [ebp - 4], eax
mov edx, dword [ebp - 0xc]
mov ecx, dword [ebp - 8]
mov eax, edx
shr eax, cl
lea edi, [ebx + edx]
add ebx, 0x61c88647
add eax, dword [ebp - 0x24]
xor eax, edi
xor dword [ebp - 4], eax
mov eax, dword [ebp - 4]
sub dword [ebp - 0x10], eax
dec dword [ebp - 0x18]
jne 0x403421
cmp dword [0x814af8], 0xa6d
mov eax, dword [ebp - 0x10]
mov edi, dword [ebp + 8]
mov dword [edi], eax
pop ebx
jne 0x403547
push esi
push esi
call dword [sym.imp.KERNEL32.dll_BeginUpdateResourceA]
mov edx, dword [ebp - 0xc]
mov dword [edi + 4], edx
pop edi
pop esi
leave
ret 4
Function at 0x403550
Capabilities:
Get common file path

Disassembly:
push ebp
mov ebp, esp
mov eax, dword [0x814af8]
mov ecx, dword [0x813a48]
sub esp, 0x944
push ebx
push esi
shr eax, 3
xor esi, esi
push edi
cmp eax, esi
jbe 0x4035c4
mov edi, ecx
mov ebx, eax
cmp dword [0x814af8], 0x959
jne 0x4035b8
push esi
lea eax, [ebp - 0x940]
push eax
call dword [sym.imp.KERNEL32.dll_FindFirstVolumeW]
push esi
call dword [sym.imp.KERNEL32.dll_FreeEnvironmentStringsA]
lea eax, [ebp - 0x140]
push eax
push esi
call dword [sym.imp.KERNEL32.dll_FindNextFileA]
push 0x402d68
push esi
push esi
call dword [sym.imp.KERNEL32.dll_OpenWaitableTimerW]
push esi
push esi
call dword [sym.imp.KERNEL32.dll_GetWindowsDirectoryW]
push edi
call fcn.004033a5
add edi, 8
dec ebx
jne 0x403574
pop edi
pop esi
pop ebx
leave
ret
Function at 0x4038de
Capabilities:
Read pipe
Write pipe

Disassembly:
push ebp
mov ebp, esp
and esp, 0xfffffff8
sub esp, 0x424
push ebx
push esi
xor esi, esi
cmp dword [0x814af8], 0x400
push edi
jne 0x403930
push esi
push esi
call fcn.00403d6b
push esi
push esi
call fcn.00403d6b
push esi
push esi
push esi
call fcn.00404353
add esp, 0x14
mov dword [esp + 4], esi
mov dword [esp], esi
call fcn.00403313
fstp st(0)
push esi
call fcn.00404409
pop ecx
push esi
call fcn.0040416a
pop ecx
mov eax, dword [0x80aa54]
mov dword [0x814af8], eax
mov eax, dword [0x80aa2c]
mov dword [0x814afc], eax
call fcn.004035e3
mov dword [esp + 0x10], esi
mov ebx, 0x2b259d
call dword [sym.imp.KERNEL32.dll_GetTickCount]
xor eax, eax
mov dword [esp + 0x1c], esi
lea edi, [esp + 0x20]
stosd dword es:[edi], eax
stosd dword es:[edi], eax
stosd dword es:[edi], eax
stosd dword es:[edi], eax
lea eax, [esp + 0x1c]
push eax
lea eax, [esp + 0x18]
push eax
push esi
lea eax, [esp + 0x3c]
push eax
push esi
push esi
push esi
call dword [sym.imp.KERNEL32.dll_TransactNamedPipe]
push esi
push esi
call dword [sym.imp.KERNEL32.dll_SizeofResource]
cmp dword [esp + 0x10], ebx
jle 0x403997
cmp dword [esp + 0x18], 0x785074d5
jne 0x4039a5
inc dword [esp + 0x10]
cmp dword [esp + 0x10], 0x1c1b
jl 0x403952
xor edi, edi
push esi
lea eax, [esp + 0x34]
push eax
push esi
push 0x403080
push esi
push esi
call dword [sym.imp.KERNEL32.dll_GetNumberFormatA]
lea eax, [esp + 0x14]
push eax
push esi
push esi
call dword [sym.imp.KERNEL32.dll_GetThreadSelectorEntry]
cmp edi, ebx
jle 0x4039d6
cmp dword [esp + 0x18], 0x785074d5
jne 0x4039df
inc edi
cmp edi, 0x11915
jl 0x4039a7
mov eax, dword [0x813a48]
mov dword [0x81408c], eax
call eax
pop edi
pop esi
xor eax, eax
pop ebx
mov esp, ebp
pop ebp
ret 0x10

Function at 0x404d80
Capabilities:
Terminate process

Disassembly:
cmp ecx, dword [0x8090f8]
jne 0x404d8a
repz ret
jmp fcn.00408ba2
Function at 0x4088c5
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.004063da
and dword [ebp - 4], 0
cmp dword [0x80b300], 0
mov ebx, eax
jne 0x408976
push 0x401b58
call dword [sym.imp.KERNEL32.dll_LoadLibraryA]
mov edi, eax
test edi, edi
je 0x408a27
mov esi, dword [sym.imp.KERNEL32.dll_GetProcAddress]
push 0x401b4c
push edi
call esi
test eax, eax
je 0x408a27
push eax
call fcn.00406368
mov dword [esp], 0x401b3c
push edi
mov dword [0x80b300], eax
call esi
push eax
call fcn.00406368
mov dword [esp], 0x401b28
push edi
mov dword [0x80b304], eax
call esi
push eax
call fcn.00406368
mov dword [esp], 0x401b0c
push edi
mov dword [0x80b308], eax
call esi
push eax
call fcn.00406368
pop ecx
mov dword [0x80b310], eax
test eax, eax
je 0x408976
push 0x401af4
push edi
call esi
push eax
call fcn.00406368
pop ecx
mov dword [0x80b30c], eax
mov eax, dword [0x80b30c]
cmp eax, ebx
je 0x4089ce
cmp dword [0x80b310], ebx
je 0x4089ce
push eax
call fcn.004063e3
push dword [0x80b310]
mov esi, eax
call fcn.004063e3
pop ecx
pop ecx
mov edi, eax
test esi, esi
je 0x4089ce
test edi, edi
je 0x4089ce
call esi
test eax, eax
je 0x4089c5
lea ecx, [ebp - 8]
push ecx
push 0xc
lea ecx, [ebp - 0x14]
push ecx
push 1
push eax
call edi
test eax, eax
je 0x4089c5
test byte [ebp - 0xc], 1
jne GetCommandLineA
or dword [ebp + 0x10], 0x200000
jmp 0x408a07
mov eax, dword [0x80b304]
cmp eax, ebx
je GetStartupInfoA
push eax
call fcn.004063e3
pop ecx
test eax, eax
je 0x408a07
call eax
mov dword [ebp - 4], eax
test eax, eax
je 0x408a07
mov eax, dword [0x80b308]
cmp eax, ebx
je 0x408a07
push eax
call fcn.004063e3
pop ecx
test eax, eax
je 0x408a07
push dword [ebp - 4]
call eax
mov dword [ebp - 4], eax
push dword [0x80b300]
call fcn.004063e3
pop ecx
test eax, eax
je 0x408a27
push dword [ebp + 0x10]
push dword [ebp + 0xc]
push dword [ebp + 8]
push dword [ebp - 4]
call eax
jmp 0x408a29
xor eax, eax
pop edi
pop esi
pop ebx
leave
ret
Function at 0x1000c760
Capabilities:
Create thread

Disassembly:
push ebp
mov ebp, esp
cmp dword [ebp + 0xc], 1
jne 0x1000c77f
push 0
push 0
push dword [ebp + 8]
push 0x1000c550
push 0
push 0
call dword [sym.imp.KERNEL32.dll_CreateThread]
mov eax, 1
pop ebp
ret 0xc
Function at 0x40ce60
Capabilities:
Enumerate files on windows

Disassembly:
push 0xffffffffffffffff
push 0x479f6b
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x180
push ebx
push ebp
mov ebp, ecx
lea ecx, [esp + 8]
lea eax, [ebp + 0x40]
push eax
call fcn.0046c9e3
mov ecx, dword [esp + 8]
mov dword [esp + 0x190], 0
mov eax, dword [ecx - 8]
test eax, eax
je 0x40cee2
lea edx, [esp + 0x10]
push 1
push edx
lea ecx, [esp + 0x10]
call fcn.0046a40a
mov eax, dword [eax]
push 0x494230
push eax
call fcn.0045c5b4
add esp, 8
lea ecx, [esp + 0x10]
test eax, eax
setne bl
call fcn.0046cc6e
test bl, bl
je 0x40cee2
push 0x494230
lea ecx, [esp + 0xc]
call fcn.0046d04a
push 0x497d78
lea ecx, [esp + 0xc]
call fcn.0046d04a
mov ecx, dword [esp + 8]
lea eax, [esp + 0x48]
push eax
push ecx
call dword [sym.imp.KERNEL32.dll_FindFirstFileA]
cmp eax, 0xffffffff
mov dword [esp + 0xc], eax
jne 0x40cf1e
lea ecx, [esp + 8]
mov dword [esp + 0x190], eax
call fcn.0046cc6e
jmp 0x40cfe9
push esi
mov esi, dword [esp + 0x19c]
push edi
mov edi, dword [sym.imp.USER32.dll_SendMessageA]
mov ebx, 0x23
test byte [esp + 0x50], 0x10
je 0x40cfa2
lea edx, [esp + 0x7c]
push 0x497d74
push edx
call fcn.0045c5b4
add esp, 8
test eax, eax
je 0x40cfa2
lea eax, [esp + 0x7c]
push 0x497d70
push eax
call fcn.0045c5b4
add esp, 8
test eax, eax
je 0x40cfa2
mov eax, dword [ebp + 0x1c]
lea edx, [esp + 0x1c]
push edx
push 0
lea ecx, [esp + 0x84]
push 0x1100
push eax
mov dword [esp + 0x2c], esi
mov dword [esp + 0x30], 0xffff0003
mov dword [esp + 0x4c], 0
mov dword [esp + 0x50], 1
mov dword [esp + 0x44], ecx
mov dword [esp + 0x34], ebx
call edi
mov edx, dword [esp + 0x14]
lea ecx, [esp + 0x50]
push ecx
push edx
call dword [sym.imp.KERNEL32.dll_FindNextFileA]
test eax, eax
jne 0x40cf32
mov eax, dword [esp + 0x14]
push eax
call dword [sym.imp.KERNEL32.dll_FindClose]
mov ecx, dword [ebp + 0x1c]
push esi
push 2
push 0x1102
push ecx
call edi
lea ecx, [esp + 0x10]
mov dword [esp + 0x198], 0xffffffff
call fcn.0046cc6e
pop edi
pop esi
mov ecx, dword [esp + 0x188]
pop ebp
pop ebx
mov dword fs:[0], ecx
add esp, 0x18c
ret 4

Function at 0x40d7e0
Capabilities:
Query or enumerate registry value

Disassembly:
mov ecx, dword [esp + 8]
mov edx, dword [esp + 4]
sub esp, 0x10c
lea eax, [esp]
push esi
push eax
push 1
push 0
push ecx
push edx
call dword [sym.imp.ADVAPI32.dll_RegOpenKeyExA]
mov esi, eax
test esi, esi
jne 0x40d842
mov edx, dword [esp + 4]
lea eax, [esp + 8]
lea ecx, [esp + 0xc]
push eax
push ecx
push esi
push edx
mov dword [esp + 0x18], 0x104
call dword [sym.imp.ADVAPI32.dll_RegQueryValueA]
mov ecx, dword [esp + 0x11c]
lea eax, [esp + 0xc]
push eax
push ecx
call dword [sym.imp.KERNEL32.dll_lstrcpyA]
mov edx, dword [esp + 4]
push edx
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
mov eax, esi
pop esi
add esp, 0x10c
ret 0xc
Function at 0x40d850
Capabilities:
Create process on windows

Disassembly:
push 0xffffffffffffffff
push 0x479feb
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x20c
mov eax, dword [0x4a0be8]
push esi
push edi
mov edi, ecx
mov dword [esp + 8], eax
mov eax, dword [edi + 0x44]
mov dword [esp + 0x21c], 0
test eax, eax
jne 0x40d988
mov ecx, dword [edi + 0x48]
lea esi, [edi + 0x48]
mov eax, dword [ecx - 8]
test eax, eax
jne 0x40d8b6
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.0046cc6e
xor eax, eax
jmp 0x40d9ff
push str.mailto:
lea ecx, [esp + 0xc]
call fcn.0046cdf7
push esi
lea ecx, [esp + 0xc]
call fcn.0046d086
mov ecx, dword [esp + 8]
push ebx
push ebp
mov ebp, dword [esp + 0x22c]
push ebp
push 0
push 0
push ecx
push 0x497db0
push 0
call dword [sym.imp.SHELL32.dll_ShellExecuteA]
mov esi, eax
cmp esi, 0x20
ja 0x40d9dd
lea edx, [esp + 0x14]
mov ecx, edi
push edx
push str..htm
push closesocket
call fcn.0040d7e0
test eax, eax
jne 0x40d9dd
mov ebx, dword [sym.imp.KERNEL32.dll_lstrcatA]
lea eax, [esp + 0x14]
push str._shellopencommand
push eax
call ebx
lea ecx, [esp + 0x14]
lea edx, [esp + 0x14]
push ecx
push edx
push closesocket
mov ecx, edi
call fcn.0040d7e0
test eax, eax
jne 0x40d9dd
lea eax, [esp + 0x14]
push 0x497d8c
push eax
call fcn.0045d690
mov esi, eax
add esp, 8
test esi, esi
jne 0x40d9bc
lea ecx, [esp + 0x14]
push 0x497d88
push ecx
call fcn.0045d610
mov esi, eax
add esp, 8
test esi, esi
jne 0x40d9bc
lea edx, [esp + 0x14]
push edx
call dword [sym.imp.KERNEL32.dll_lstrlenA]
lea esi, [esp + eax + 0x13]
jmp 0x40d9bf
lea edx, [edi + 0x4c]
lea ecx, [esp + 8]
push edx
call fcn.0046cda7
mov eax, dword [esp + 8]
mov ecx, dword [eax - 8]
test ecx, ecx
jne 0x40d8ce
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.0046cc6e
xor eax, eax
jmp 0x40d9ff
mov byte [esi], 0
push 0x497d84
push esi
call ebx
mov eax, dword [esp + 0x10]
push eax
push esi
call ebx
lea ecx, [esp + 0x14]
push ebp
push ecx
call dword [sym.imp.KERNEL32.dll_WinExec]
mov esi, eax
xor edx, edx
cmp esi, 0x20
setg dl
lea ecx, [esp + 0x10]
mov esi, edx
mov dword [esp + 0x224], 0xffffffff
call fcn.0046cc6e
pop ebp
mov eax, esi
pop ebx
mov ecx, dword [esp + 0x214]
pop edi
pop esi
mov dword fs:[0], ecx
add esp, 0x218
ret 4
Function at 0x41e030
Capabilities:
Log keystrokes via polling

Disassembly:
mov eax, dword [esp + 4]
push esi
push edi
mov edi, dword [sym.imp.USER32.dll_GetKeyState]
mov cl, byte [eax + 8]
and ecx, 0xff
mov esi, ecx
cmp si, 0x60
jb 0x41e09e
cmp si, 0x69
ja 0x41e09e
add esi, 0xffd0
cmp si, 0x11
je 0x41e06e
push 0x11
call edi
test ax, ax
jge 0x41e06e
or esi, 0x2000
cmp si, 0x10
je 0x41e083
push 0x10
call edi
test ax, ax
jge 0x41e083
or esi, 0x4000
cmp si, 0x12
je 0x41e098
push 0x12
call edi
test ax, ax
jge 0x41e098
or esi, 0x8000
mov ax, si
pop edi
pop esi
ret
cmp si, 0x6d
jne 0x41e0ab
mov esi, 0xbd
jmp 0x41e05f
cmp si, 0x6e
jne 0x41e0b8
mov esi, 0xbe
jmp 0x41e05f
cmp si, 0x6f
jne 0x41e059
mov esi, 0xbf
jmp 0x41e05f

Function at 0x41f860
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push ecx
mov eax, dword [0x4b1a78]
xor edx, edx
cmp eax, edx
jne 0x41f886
xor eax, eax
mov byte [eax + 0x4b1978], al
inc eax
cmp eax, 0x100
jl 0x41f86e
mov dword [0x4b1a78], 1
mov eax, dword [esp + 0xc]
push ebx
mov ebx, dword [esp + 0x14]
push esi
push edi
mov ecx, 0x40
mov esi, 0x4b1978
mov edi, ebx
rep movsd dword es:[edi], dword [esi]
cmp eax, edx
mov byte [ebx + 0x100], dl
mov byte [ebx + 0x101], dl
jle 0x41f917
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 0x41f8ea
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 0x41f8b8
pop ebp
pop edi
pop esi
pop ebx
pop ecx
ret

Function at 0x41f990
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 0x41f9e3
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 0x41f9ca
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
Function at 0x426420
Capabilities:
Enumerate pe sections

Disassembly:
sub esp, 0x18
mov eax, dword [esp + 0x1c]
push ebx
push ebp
push esi
xor esi, esi
xor ecx, ecx
mov si, word [eax + 8]
mov cx, word [eax + 4]
xor ebp, ebp
xor edx, edx
mov bp, word [eax + 0xa]
mov dx, word [eax + 6]
sub esi, ecx
sub ebp, edx
inc esi
xor ebx, ebx
inc ebp
cmp esi, ebx
mov dword [esp + 0x14], esi
jle 0x4265b8
cmp ebp, ebx
jle 0x4265b8
mov eax, esi
push edi
cdq
and edx, 7
add eax, edx
mov edi, eax
mov eax, esi
sar edi, 3
and eax, reloc.OLEAUT32.dll_VariantInit
mov dword [esp + 0x10], edi
jns 0x42647e
dec eax
or eax, 0xfffffff8
inc eax
je 0x426485
inc edi
mov dword [esp + 0x10], edi
mov ecx, edi
and ecx, reloc.WS2_32.dll_accept
jns 0x426494
dec ecx
or ecx, 0xfffffffe
inc ecx
je 0x42649b
inc edi
mov dword [esp + 0x10], edi
push 0x18
call fcn.0046c9af
add esp, 4
cmp eax, ebx
je 0x4264bc
mov dword [eax], ebx
mov dword [eax + 4], ebx
mov dword [eax + 8], ebx
mov dword [eax + 0xc], ebx
mov dword [eax + 0x10], ebx
mov dword [eax + 0x14], ebx
mov ebx, eax
mov eax, edi
mov dword [esp + 0x14], ebx
imul eax, ebp
push eax
mov dword [ebx], 7
mov dword [ebx + 4], esi
mov dword [ebx + 8], ebp
mov dword [ebx + 0x14], eax
call fcn.0046c9af
mov ecx, dword [ebx + 0x14]
mov edi, eax
mov edx, ecx
xor eax, eax
shr ecx, 2
mov dword [ebx + 0x10], edi
add esp, 4
rep stosd dword es:[edi], eax
mov ecx, edx
and ecx, 3
rep stosb byte es:[edi], al
mov eax, dword [esp + 0x2c]
test ebp, ebp
lea edx, [eax + 0x80]
jle 0x4265ae
xor eax, eax
mov dword [esp + 0x20], ebp
mov dword [esp + 0x1c], eax
mov ebp, dword [ebx + 0x10]
xor ecx, ecx
add ebp, eax
mov dword [esp + 0x2c], ecx
test esi, esi
jle 0x426595
mov al, byte [edx]
cmp al, 0xc0
jbe 0x426581
and eax, 0xff
sub eax, 0xc0
inc edx
mov esi, eax
mov dword [esp + 0x24], edx
cmp esi, 1
jle 0x426576
xor eax, eax
mov ecx, esi
mov al, byte [edx]
mov edx, ecx
mov bl, al
mov edi, ebp
mov bh, bl
dec esi
mov eax, ebx
shl eax, 0x10
mov ax, bx
mov ebx, dword [esp + 0x14]
shr ecx, 2
rep stosd dword es:[edi], eax
mov ecx, edx
mov edx, dword [esp + 0x24]
and ecx, 3
add ebp, esi
rep stosb byte es:[edi], al
mov eax, dword [esp + 0x2c]
lea ecx, [eax + esi*8]
mov esi, dword [esp + 0x18]
jmp 0x426584
mov al, byte [edx]
mov esi, dword [esp + 0x18]
mov byte [ebp], al
jmp 0x426584
mov byte [ebp], al
inc ebp
add ecx, 8
inc edx
cmp ecx, esi
mov dword [esp + 0x2c], ecx
jl 0x426520
mov eax, dword [esp + 0x1c]
mov edi, dword [esp + 0x10]
mov ecx, dword [esp + 0x20]
add eax, edi
dec ecx
mov dword [esp + 0x1c], eax
mov dword [esp + 0x20], ecx
jne 0x426511
pop edi
pop esi
mov eax, ebx
pop ebp
pop ebx
add esp, 0x18
ret
pop esi
pop ebp
xor eax, eax
pop ebx
add esp, 0x18
ret