joyce8/EMBER2024-capa huggingface dataset:
Function at 0x405688
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.00405c20
test eax, eax
mov esi, dword [esp + 0x18]
je 0x4056ac
push 5
push esi
push dword [esp + 0x1c]
call eax
test eax, eax
jne 0x4057e5
mov ebx, dword [sym.imp.KERNEL32.dll_GetShortPathNameA]
mov dword [0x4226a0], 0x4c554e
test esi, esi
mov edi, 0x400
mov ebp, 0x4226a0
je 0x4056f0
push 1
push 0
push esi
call fcn.00405611
push eax
call dword [sym.imp.KERNEL32.dll_CloseHandle]
push edi
push ebp
push esi
call ebx
test eax, eax
je 0x4057eb
cmp eax, edi
jg 0x4057eb
mov esi, 0x422118
push edi
push esi
push dword [esp + 0x1c]
call ebx
test eax, eax
je 0x4057eb
cmp eax, edi
jg 0x4057eb
push esi
push ebp
push 0x40938c
push 0x421d18
call dword [sym.imp.USER32.dll_wsprintfA]
mov ebx, eax
mov eax, dword [0x423f08]
add esp, 0x10
push dword [eax + 0x128]
push esi
call fcn.0040595c
push 4
push 0xc0000000
push esi
call fcn.00405611
mov ebp, eax
cmp ebp, 0xffffffff
mov dword [esp + 0x14], ebp
je 0x4057e5
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 0x4057de
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 0x4057de
cmp edi, dword [esp + 0x18]
jne 0x4057de
push str._Rename__r_n
push esi
call fcn.00405586
test eax, eax
jne 0x4057f2
lea eax, [esi + edi]
push str._Rename__r_n
push eax
call fcn.0040593a
add edi, 0xa
mov eax, edi
push ebx
add eax, esi
push 0x421d18
push eax
call fcn.004055d2
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 [0x423f90]
pop edi
pop esi
pop ebp
pop ebx
ret 8
add eax, 0xa
push 0x409388
push eax
call fcn.00405586
test eax, eax
je 0x4057a9
inc eax
lea ecx, [esi + edi]
cmp eax, ecx
mov ebp, eax
jae 0x405819
mov dl, byte [ebp]
mov byte [ebx + ebp], dl
inc ebp
cmp ebp, ecx
jb 0x40580e
mov ebp, dword [esp + 0x14]
sub eax, esi
jmp 0x4057ab
Function at 0x40595c
Capabilities:
Get common file path

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x14
push ebx
push esi
push edi
mov edi, dword [ebp + 0xc]
test edi, edi
jge 0x40597d
mov ecx, dword [0x4236dc]
lea eax, [edi*4 + 4]
sub ecx, eax
mov edi, dword [ecx]
mov eax, dword [0x423f38]
mov ecx, dword [ebp + 8]
add edi, eax
mov eax, 0x422ea0
sub ecx, eax
mov ebx, eax
cmp ecx, 0x800
jae 0x405b23
mov ebx, dword [ebp + 8]
and dword [ebp + 8], 0
jmp 0x405b23
mov edx, ebx
sub edx, eax
cmp edx, 0x400
jge 0x405b30
inc edi
cmp cl, 0xfc
jbe 0x405b16
movsx eax, byte [edi + 1]
movsx ecx, byte [edi]
mov esi, eax
mov edx, ecx
and esi, 0x7f
and edx, 0x7f
shl esi, 7
or esi, edx
mov edx, 0x8000
mov dword [ebp - 0x14], ecx
mov dword [ebp - 0xc], eax
or ecx, edx
or eax, edx
inc edi
mov dword [ebp - 0x10], ecx
inc edi
cmp byte [ebp + 0xf], 0xfe
mov dword [ebp - 8], eax
jne 0x405ac1
cmp dword [0x423f84], 0
push 2
pop esi
je 0x405a08
push 4
pop esi
mov eax, dword [ebp - 0x14]
test al, al
jns 0x405a3f
mov ecx, eax
and eax, 0x3f
add eax, dword [0x423f38]
and ecx, 0x40
push ecx
push ebx
push eax
push str.SoftwareMicrosoftWindowsCurrentVersion
push 0x80000002
call fcn.00405821
cmp byte [ebx], 0
jne 0x405aa8
push dword [ebp - 0xc]
push ebx
call fcn.0040595c
jmp 0x405aa3
cmp eax, 0x25
jne 0x405a52
push 0x400
push ebx
call dword [sym.imp.KERNEL32.dll_GetSystemDirectoryA]
jmp 0x405aa3
cmp eax, 0x24
jne 0x405a9f
push 0x400
push ebx
call dword [sym.imp.KERNEL32.dll_GetWindowsDirectoryA]
xor esi, esi
jmp 0x405a9f
lea eax, [ebp - 4]
dec esi
push eax
push dword [ebp + esi*4 - 0x14]
push dword [0x423f04]
call dword [sym.imp.SHELL32.dll_SHGetSpecialFolderLocation]
test eax, eax
jne 0x405a9c
push ebx
push dword [ebp - 4]
call dword [sym.imp.SHELL32.dll_SHGetPathFromIDListA]
push dword [ebp - 4]
mov dword [ebp + 0xc], eax
call dword [sym.imp.ole32.dll_CoTaskMemFree]
cmp dword [ebp + 0xc], 0
jne 0x405aa3
and byte [ebx], 0
test esi, esi
jne 0x405a67
cmp byte [ebx], 0
je 0x405ab9
cmp dword [ebp - 0xc], 0x1a
jne 0x405ab9
push str.MicrosoftInternet_ExplorerQuick_Launch
push ebx
call sub.KERNEL32.dll_lstrcatA
push ebx
call fcn.00405b49
jmp 0x405b07
cmp byte [ebp + 0xf], 0xfd
jne 0x405af5
cmp esi, 0x1d
jne 0x405ada
push dword [0x423f04]
push ebx
call fcn.00405898
jmp 0x405aeb
mov eax, esi
shl eax, 0xa
add eax, 0x424000
push eax
push ebx
call fcn.0040593a
add esi, 0xffffffeb
cmp esi, 7
jae 0x405b07
jmp 0x405ab9
cmp byte [ebp + 0xf], 0xff
jne 0x405b07
or eax, 0xffffffff
sub eax, esi
push eax
push ebx
call fcn.0040595c
push ebx
call sub.KERNEL32.dll_lstrlenA
add ebx, eax
mov eax, 0x422ea0
jmp 0x405b23
jne 0x405b20
mov cl, byte [edi]
mov byte [ebx], cl
inc ebx
inc edi
jmp 0x405b23
mov byte [ebx], cl
inc ebx
mov cl, byte [edi]
test cl, cl
mov byte [ebp + 0xf], cl
jne 0x4059a8
and byte [ebx], 0
cmp dword [ebp + 8], 0
pop edi
pop esi
pop ebx
je 0x405b45
push eax
push dword [ebp + 8]
call fcn.0040593a
leave
ret 8
Function at 0x4054f0
Capabilities:
Delete directory
Get common file path
Get file attributes
Manipulate console buffer

Disassembly:
push ebp
mov ebp, esp
mov eax, 0x1034
call fcn.00410c10
mov eax, dword [ebp + 8]
mov ecx, dword [eax]
mov eax, dword [eax + 4]
push esi
xor esi, esi
cmp dword [0x436c48], 0x594
push edi
mov dword [ebp - 0x10], ecx
mov dword [ebp - 0xc], eax
jne 0x405534
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_EndUpdateResourceA]
mov eax, dword [0x42c508]
mov dword [ebp - 0x24], eax
mov eax, dword [0x42c50c]
mov dword [ebp - 0x2c], eax
push ebx
lea eax, [ebp - 8]
mov dword [ebp - 8], esi
call fcn.004054e9
mov eax, dword [0x42c510]
mov ebx, dword [ebp - 8]
mov dword [ebp - 0x28], eax
mov eax, dword [0x42c514]
add ebx, 0x23f
mov dword [ebp - 0x20], 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 [0x436c48], 0xc
mov dword [ebp - 4], eax
jne 0x4055d2
lea eax, [ebp - 0x834]
push eax
push esi
push esi
push esi
call dword [sym.imp.KERNEL32.dll_GetTempFileNameW]
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 - 0x1034]
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 - 0x28]
add dword [ebp - 4], eax
mov eax, dword [0x436c48]
cmp eax, 0xfa9
jne 0x4055ee
mov dword [0x4361e4], 0xedeb2e40
cmp eax, 0x3eb
jne 0x4055fb
mov dword [0x435b90], 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 [0x4361e0], 0xf4ea3dee
add edx, dword [ebp - 0x20]
mov eax, dword [ebp - 0x14]
xor dword [ebp - 4], eax
xor edx, dword [ebp - 4]
cmp dword [0x436c48], 0x213
mov dword [ebp - 0x14], edx
jne 0x405635
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.004054e3
mov eax, dword [ebp - 0x24]
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 - 0x2c]
xor eax, edi
xor dword [ebp - 4], eax
mov eax, dword [ebp - 4]
sub dword [ebp - 0x10], eax
dec dword [ebp - 0x18]
jne 0x405570
cmp dword [0x436c48], 0xa6d
mov eax, dword [ebp - 0x10]
mov edi, dword [ebp + 8]
mov dword [edi], eax
pop ebx
jne 0x40569e
push esi
push esi
call dword [sym.imp.KERNEL32.dll_BeginUpdateResourceW]
mov edx, dword [ebp - 0xc]
mov dword [edi + 4], edx
pop edi
pop esi
leave
ret 4
Function at 0x405a12
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 [0x436c48], 0x400
push edi
jne 0x405a79
push esi
push esi
call fcn.00405f45
push esi
push esi
call fcn.00405f45
push esi
push esi
call fcn.004061a8
push esi
push esi
push esi
call fcn.004065c9
add esp, 0x20
mov dword [esp], esi
call fcn.00405467
fstp st(0)
push ecx
push ecx
mov eax, esp
mov dword [eax], esi
mov dword [eax + 4], esi
call fcn.00405444
fstp st(0)
push esi
call fcn.0040667f
pop ecx
push esi
push esi
call fcn.00405e39
pop ecx
pop ecx
mov eax, dword [0x42cb94]
mov dword [0x436c48], eax
mov eax, dword [0x42cb6c]
mov dword [0x436c4c], eax
call fcn.0040573c
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 0x405ae0
cmp dword [esp + 0x18], 0x785074d5
jne 0x405aee
inc dword [esp + 0x10]
cmp dword [esp + 0x10], 0x1c1b
jl 0x405a9b
xor edi, edi
push esi
lea eax, [esp + 0x34]
push eax
push esi
push 0x4051bc
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 0x405b1f
cmp dword [esp + 0x18], 0x785074d5
jne 0x405b28
inc edi
cmp edi, 0x11915
jl 0x405af0
mov eax, dword [0x435b98]
mov dword [0x4361dc], eax
call eax
pop edi
pop esi
xor eax, eax
pop ebx
mov esp, ebp
pop ebp
ret 0x10

Function at 0x406ff0
Capabilities:
Terminate process

Disassembly:
cmp ecx, dword [0x42b118]
jne 0x406ffa
repz ret
jmp fcn.0040b632
Function at 0x40b355
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.004090bd
and dword [ebp - 4], 0
cmp dword [0x42d440], 0
mov ebx, eax
jne 0x40b406
push 0x4025c0
call dword [sym.imp.KERNEL32.dll_LoadLibraryA]
mov edi, eax
test edi, edi
je 0x40b4b7
mov esi, dword [sym.imp.KERNEL32.dll_GetProcAddress]
push 0x4025b4
push edi
call esi
test eax, eax
je 0x40b4b7
push eax
call fcn.0040904b
mov dword [esp], 0x4025a4
push edi
mov dword [0x42d440], eax
call esi
push eax
call fcn.0040904b
mov dword [esp], 0x402590
push edi
mov dword [0x42d444], eax
call esi
push eax
call fcn.0040904b
mov dword [esp], 0x402574
push edi
mov dword [0x42d448], eax
call esi
push eax
call fcn.0040904b
pop ecx
mov dword [0x42d450], eax
test eax, eax
je 0x40b406
push 0x40255c
push edi
call esi
push eax
call fcn.0040904b
pop ecx
mov dword [0x42d44c], eax
mov eax, dword [0x42d44c]
cmp eax, ebx
je 0x40b45e
cmp dword [0x42d450], ebx
je 0x40b45e
push eax
call fcn.004090c6
push dword [0x42d450]
mov esi, eax
call fcn.004090c6
pop ecx
pop ecx
mov edi, eax
test esi, esi
je 0x40b45e
test edi, edi
je 0x40b45e
call esi
test eax, eax
je 0x40b455
lea ecx, [ebp - 8]
push ecx
push 0xc
lea ecx, [ebp - 0x14]
push ecx
push 1
push eax
call edi
test eax, eax
je 0x40b455
test byte [ebp - 0xc], 1
jne 0x40b45e
or dword [ebp + 0x10], 0x200000
jmp 0x40b497
mov eax, dword [0x42d444]
cmp eax, ebx
je 0x40b497
push eax
call fcn.004090c6
pop ecx
test eax, eax
je 0x40b497
call eax
mov dword [ebp - 4], eax
test eax, eax
je 0x40b497
mov eax, dword [0x42d448]
cmp eax, ebx
je 0x40b497
push eax
call fcn.004090c6
pop ecx
test eax, eax
je 0x40b497
push dword [ebp - 4]
call eax
mov dword [ebp - 4], eax
push dword [0x42d440]
call fcn.004090c6
pop ecx
test eax, eax
je 0x40b4b7
push dword [ebp + 0x10]
push dword [ebp + 0xc]
push dword [ebp + 8]
push dword [ebp - 4]
call eax
jmp 0x40b4b9
xor eax, eax
pop edi
pop esi
pop ebx
leave
ret
Function at 0x433000
Capabilities:
Encode data using xor
Packed with generic packer

Disassembly:
pushal
nop
nop
nop
nop
nop
mov eax, section..text
nop
nop
nop
nop
nop
push 4
nop
pop edi
nop
nop
nop
nop
nop
nop
cmp eax, 0
nop
nop
nop
nop
je 0x433072
nop
mov ebx, 0x40de38
nop
nop
nop
nop
nop
mov ecx, ebx
nop
nop
sub ecx, eax
nop
nop
nop
nop
nop
xor edx, edx
nop
nop
nop
nop
nop
push eax
nop
nop
nop
nop
nop
mov eax, ecx
nop
nop
nop
div edi
nop
nop
nop
xchg ecx, eax
nop
nop
nop
nop
nop
pop eax
nop
nop
nop
mov esi, 0x1d303e37
nop
nop
nop
nop
nop
xor dword [eax], esi
nop
nop
nop
add eax, edi
nop
nop
nop
nop
loop 0x433060
nop
nop
mov eax, section..data
cmp eax, 0
nop
nop
nop
nop
je 0x4330d2
nop
nop
nop
mov ebx, 0x4304d8
nop
nop
nop
nop
mov ecx, ebx
nop
nop
sub ecx, eax
nop
nop
nop
xor edx, edx
nop
nop
nop
nop
nop
nop
nop
nop
push eax
nop
nop
nop
mov eax, ecx
nop
nop
nop
div edi
nop
nop
nop
nop
nop
xchg ecx, eax
nop
nop
nop
nop
pop eax
nop
nop
nop
nop
mov esi, 0x49e529d5
nop
nop
nop
nop
nop
xor dword [eax], esi
nop
nop
add eax, edi
nop
nop
nop
nop
loop 0x4330c0
nop
nop
nop
popal
nop
nop
nop
nop
jmp 0x431219
Function at 0x413060
Capabilities:
Enumerate files on windows

Disassembly:
push 0xffffffffffffffff
push 0x46f5cb
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.00463fd5
mov ecx, dword [esp + 8]
mov dword [esp + 0x190], 0
mov eax, dword [ecx - 8]
test eax, eax
je 0x4130e2
lea edx, [esp + 0x10]
push 1
push edx
lea ecx, [esp + 0x10]
call fcn.00461ec0
mov eax, dword [eax]
push 0x88d210
push eax
call fcn.00454af4
add esp, 8
lea ecx, [esp + 0x10]
test eax, eax
setne bl
call fcn.00464260
test bl, bl
je 0x4130e2
push 0x88d210
lea ecx, [esp + 0xc]
call fcn.004645f0
push 0x890d8c
lea ecx, [esp + 0xc]
call fcn.004645f0
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 0x41311e
lea ecx, [esp + 8]
mov dword [esp + 0x190], eax
call fcn.00464260
jmp 0x4131e9
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 0x4131a2
lea edx, [esp + 0x7c]
push 0x890d88
push edx
call fcn.00454af4
add esp, 8
test eax, eax
je 0x4131a2
lea eax, [esp + 0x7c]
push 0x890d84
push eax
call fcn.00454af4
add esp, 8
test eax, eax
je 0x4131a2
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 0x413132
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.00464260
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 0x4139e0
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 0x413a42
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 0x413a50
Capabilities:
Create process on windows

Disassembly:
push 0xffffffffffffffff
push 0x46f64b
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x20c
mov eax, dword [0x897338]
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 0x413b88
mov ecx, dword [edi + 0x48]
lea esi, [edi + 0x48]
mov eax, dword [ecx - 8]
test eax, eax
jne 0x413ab6
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.00464260
xor eax, eax
jmp 0x413bff
push str.mailto:
lea ecx, [esp + 0xc]
call fcn.0046439d
push esi
lea ecx, [esp + 0xc]
call fcn.0046462c
mov ecx, dword [esp + 8]
push ebx
push ebp
mov ebp, dword [esp + 0x22c]
push ebp
push 0
push 0
push ecx
push 0x890dc4
push 0
call dword [sym.imp.SHELL32.dll_ShellExecuteA]
mov esi, eax
cmp esi, 0x20
ja 0x413bdd
lea edx, [esp + 0x14]
mov ecx, edi
push edx
push str..htm
push closesocket
call fcn.004139e0
test eax, eax
jne 0x413bdd
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.004139e0
test eax, eax
jne 0x413bdd
lea eax, [esp + 0x14]
push 0x890da0
push eax
call fcn.00455b30
mov esi, eax
add esp, 8
test esi, esi
jne 0x413bbc
lea ecx, [esp + 0x14]
push 0x890d9c
push ecx
call fcn.00455ab0
mov esi, eax
add esp, 8
test esi, esi
jne 0x413bbc
lea edx, [esp + 0x14]
push edx
call dword [sym.imp.KERNEL32.dll_lstrlenA]
lea esi, [esp + eax + 0x13]
jmp 0x413bbf
lea edx, [edi + 0x4c]
lea ecx, [esp + 8]
push edx
call fcn.0046434d
mov eax, dword [esp + 8]
mov ecx, dword [eax - 8]
test ecx, ecx
jne 0x413ace
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.00464260
xor eax, eax
jmp 0x413bff
mov byte [esi], 0
push 0x890d98
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.00464260
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 0x424370
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 0x4243de
cmp si, 0x69
ja 0x4243de
add esi, 0xffd0
cmp si, 0x11
je 0x4243ae
push 0x11
call edi
test ax, ax
jge 0x4243ae
or esi, 0x2000
cmp si, 0x10
je 0x4243c3
push 0x10
call edi
test ax, ax
jge 0x4243c3
or esi, 0x4000
cmp si, 0x12
je 0x4243d8
push 0x12
call edi
test ax, ax
jge 0x4243d8
or esi, 0x8000
mov ax, si
pop edi
pop esi
ret
cmp si, 0x6d
jne 0x4243eb
mov esi, 0xbd
jmp 0x42439f
cmp si, 0x6e
jne 0x4243f8
mov esi, 0xbe
jmp 0x42439f
cmp si, 0x6f
jne 0x424399
mov esi, 0xbf
jmp 0x42439f

Function at 0x425e40
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push ecx
mov eax, dword [0x8a79a8]
xor edx, edx
cmp eax, edx
jne 0x425e66
xor eax, eax
mov byte [eax + 0x8a78a8], al
inc eax
cmp eax, 0x100
jl 0x425e4e
mov dword [0x8a79a8], 1
mov eax, dword [esp + 0xc]
push ebx
mov ebx, dword [esp + 0x14]
push esi
push edi
mov ecx, 0x40
mov esi, 0x8a78a8
mov edi, ebx
rep movsd dword es:[edi], dword [esi]
cmp eax, edx
mov byte [ebx + 0x100], dl
mov byte [ebx + 0x101], dl
jle 0x425ef7
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 0x425eca
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 0x425e98
pop ebp
pop edi
pop esi
pop ebx
pop ecx
ret

Function at 0x425f70
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 0x425fc3
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 0x425faa
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 0x42ca00
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 0x42cb98
cmp ebp, ebx
jle 0x42cb98
mov eax, esi
push edi
cdq
and edx, 7
add eax, edx
mov edi, eax
mov eax, esi
sar edi, 3
and eax, 0x80000007
mov dword [esp + 0x10], edi
jns 0x42ca5e
dec eax
or eax, 0xfffffff8
inc eax
je 0x42ca65
inc edi
mov dword [esp + 0x10], edi
mov ecx, edi
and ecx, reloc.WS2_32.dll_accept
jns 0x42ca74
dec ecx
or ecx, 0xfffffffe
inc ecx
je 0x42ca7b
inc edi
mov dword [esp + 0x10], edi
push 0x18
call fcn.00463fa1
add esp, 4
cmp eax, ebx
je 0x42ca9c
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.00463fa1
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 0x42cb8e
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 0x42cb75
mov al, byte [edx]
cmp al, 0xc0
jbe 0x42cb61
and eax, 0xff
sub eax, 0xc0
inc edx
mov esi, eax
mov dword [esp + 0x24], edx
cmp esi, 1
jle 0x42cb56
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 0x42cb64
mov al, byte [edx]
mov esi, dword [esp + 0x18]
mov byte [ebp], al
jmp 0x42cb64
mov byte [ebp], al
inc ebp
add ecx, 8
inc edx
cmp ecx, esi
mov dword [esp + 0x2c], ecx
jl 0x42cb00
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 0x42caf1
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