joyce8/EMBER2024-capa huggingface dataset:
Function at 0x4e8ec0
Capabilities:
Get file attributes
Set file attributes

Disassembly:
push 0xffffffffffffffff
push 0x57a786
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x14c
mov eax, dword [0xd84dd0]
push ebx
push esi
mov ebx, ecx
mov dword [esp + 8], eax
mov dword [esp + 0x15c], 0
mov dword [esp + 0xc], eax
mov esi, dword [esp + 0x164]
lea ecx, [esp + 0xc]
push esi
mov byte [esp + 0x160], 1
call fcn.00568bf4
push str..
lea ecx, [esp + 0x10]
call fcn.00568e47
mov ecx, dword [esp + 0xc]
lea eax, [esp + 0x14]
push eax
push ecx
call dword [sym.imp.KERNEL32.dll_FindFirstFileA]
cmp eax, 0xffffffff
mov dword [esp + 0x10], eax
jne 0x4e8f63
lea ecx, [esp + 0xc]
mov byte [esp + 0x15c], 0
call fcn.00568a6b
lea ecx, [esp + 8]
mov dword [esp + 0x15c], 0xffffffff
call fcn.00568a6b
xor eax, eax
jmp 0x4e90a8
push ebp
mov ebp, dword [esp + 0x16c]
push edi
mov edi, dword [esp + 0x174]
lea edx, [esp + 0x48]
push 0xd7de58
push edx
call fcn.005564c4
add esp, 8
test eax, eax
je 0x4e9059
lea eax, [esp + 0x48]
push 0xd7de54
push eax
call fcn.005564c4
add esp, 8
test eax, eax
je 0x4e9059
test ebp, ebp
jne 0x4e8fc5
lea ecx, [esp + 0x48]
push str.desktop.ini
push ecx
call fcn.00556573
add esp, 8
test eax, eax
je 0x4e9059
push esi
lea ecx, [esp + 0x14]
call fcn.00568bf4
push 0x5c
lea ecx, [esp + 0x14]
call fcn.00568e6e
lea edx, [esp + 0x48]
lea ecx, [esp + 0x10]
push edx
call fcn.00568e47
mov eax, dword [esp + 0x10]
push eax
call dword [sym.imp.KERNEL32.dll_GetFileAttributesA]
test al, 1
je 0x4e9005
mov ecx, dword [esp + 0x10]
and al, 0xfe
push eax
push ecx
call dword [sym.imp.KERNEL32.dll_SetFileAttributesA]
test byte [esp + 0x1c], 0x10
je 0x4e9027
mov edx, dword [esp + 0x10]
push edi
push ebp
push edx
mov ecx, ebx
call fcn.004e8ec0
mov eax, dword [esp + 0x10]
push eax
call dword [sym.imp.KERNEL32.dll_RemoveDirectoryA]
jmp 0x4e9059
test edi, edi
je 0x4e904e
lea ecx, [esp + 0x48]
push str.index.dat
push ecx
call fcn.00556573
add esp, 8
test eax, eax
jne 0x4e904e
lea edx, [esp + 0x48]
mov ecx, ebx
push edx
push esi
call fcn.004e90d0
mov eax, dword [esp + 0x10]
push eax
call dword [sym.imp.KERNEL32.dll_DeleteFileA]
mov edx, dword [esp + 0x18]
lea ecx, [esp + 0x1c]
push ecx
push edx
call dword [sym.imp.KERNEL32.dll_FindNextFileA]
test eax, eax
jne 0x4e8f73
mov eax, dword [esp + 0x18]
push eax
call dword [sym.imp.KERNEL32.dll_FindClose]
lea ecx, [esp + 0x14]
mov byte [esp + 0x164], 0
call fcn.00568a6b
lea ecx, [esp + 0x10]
mov dword [esp + 0x164], 0xffffffff
call fcn.00568a6b
pop edi
mov eax, 1
pop ebp
mov ecx, dword [esp + 0x154]
pop esi
pop ebx
mov dword fs:[0], ecx
add esp, 0x158
ret 0xc
Function at 0x4e90d0
Capabilities:
Get file size
Write file on windows

Disassembly:
mov eax, dword fs:[0]
push 0xffffffffffffffff
push 0x57a79b
push eax
mov eax, 0x2718
mov dword fs:[0], esp
call fcn.00556d80
mov eax, dword [0xd84dd0]
push edi
mov dword [esp + 4], eax
mov ecx, 0x9c4
xor eax, eax
lea edi, [esp + 0xc]
mov dword [esp + 0x2724], 0
rep stosd dword es:[edi], eax
mov ecx, dword [esp + 0x272c]
push ecx
lea ecx, [esp + 8]
call fcn.00568bf4
push 0x5c
lea ecx, [esp + 8]
call fcn.00568e6e
mov edx, dword [esp + 0x2730]
lea ecx, [esp + 4]
push edx
call fcn.00568e47
mov eax, dword [esp + 4]
push 0
push 0x80
push 3
push 0
push 3
push 0x40000000
push eax
call dword [sym.imp.KERNEL32.dll_CreateFileA]
mov edi, eax
cmp edi, 0xffffffff
jne 0x4e9176
lea ecx, [esp + 4]
mov dword [esp + 0x2724], eax
call fcn.00568a6b
xor eax, eax
jmp 0x4e91f3
push ebx
push esi
push 0
push edi
call dword [sym.imp.KERNEL32.dll_GetFileSize]
push 0
push 0
mov esi, eax
push 0x40
push edi
sub esi, 0x40
call dword [sym.imp.KERNEL32.dll_SetFilePointer]
test esi, esi
jbe 0x4e91d1
mov ebx, dword [sym.imp.KERNEL32.dll_WriteFile]
cmp esi, 0x2710
push 0
jbe 0x4e91c3
lea ecx, [esp + 0x14]
lea edx, [esp + 0x18]
push ecx
push 0x2710
push edx
push edi
call ebx
sub esi, 0x2710
jne 0x4e919d
jmp 0x4e91d1
lea eax, [esp + 0x14]
lea ecx, [esp + 0x18]
push eax
push esi
push ecx
push edi
call ebx
push edi
call dword [sym.imp.KERNEL32.dll_CloseHandle]
lea ecx, [esp + 0xc]
mov dword [esp + 0x272c], 0xffffffff
call fcn.00568a6b
pop esi
mov eax, 1
pop ebx
mov ecx, dword [esp + 0x271c]
pop edi
mov dword fs:[0], ecx
add esp, 0x2724
ret 8
Function at 0x4ee2f0
Capabilities:
Get common file path

Disassembly:
push 0xffffffffffffffff
push 0x57ab70
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x20
push ebx
push ebp
mov ebp, ecx
push esi
push edi
lea ecx, [esp + 0x10]
call fcn.004ee6c0
lea ecx, [esp + 0x20]
mov dword [esp + 0x38], 0
call fcn.004ee6c0
mov eax, dword [esp + 0x48]
lea ecx, [esp + 0x10]
push eax
mov byte [esp + 0x3c], 1
call fcn.004ee730
lea ecx, [esp + 0x10]
call fcn.004bf1a0
cmp eax, 1
jae 0x4ee398
mov ebx, dword [sym.imp.KERNEL32.dll_GetTempPathA]
push 0
push 0
call ebx
mov edi, eax
test edi, edi
je 0x4ee403
lea ecx, [edi + 1]
push ecx
push 0x40
call dword [sym.imp.KERNEL32.dll_GlobalAlloc]
mov esi, eax
test esi, esi
je 0x4ee403
push esi
push edi
call ebx
push esi
lea ecx, [esp + 0x14]
call fcn.004ee730
push esi
call dword [sym.imp.KERNEL32.dll_GlobalFree]
lea ecx, [esp + 0x10]
call fcn.004bf1a0
cmp eax, 1
jb 0x4ee403
lea edx, [esp + 0x10]
mov ecx, ebp
push edx
call fcn.004ee190
test eax, eax
je 0x4ee403
lea eax, [esp + 0x10]
mov ecx, ebp
push eax
call fcn.004ee470
mov edi, dword [esp + 0x44]
xor esi, esi
lea ecx, [esp + 0x10]
push ecx
lea ecx, [esp + 0x24]
call fcn.004ee790
push edi
lea ecx, [esp + 0x24]
call fcn.004ee7b0
push esi
lea ecx, [esp + 0x24]
call fcn.004ee850
push str..tmp
lea ecx, [esp + 0x24]
call fcn.004ee7b0
lea edx, [esp + 0x20]
mov ecx, ebp
push edx
call fcn.004ee170
test eax, eax
je 0x4ee439
inc esi
cmp esi, 0x7a0a1f00
jb 0x4ee3ba
lea ecx, [esp + 0x20]
mov byte [esp + 0x38], 0
call fcn.004ee6e0
lea ecx, [esp + 0x10]
mov dword [esp + 0x38], 0xffffffff
call fcn.004ee6e0
xor eax, eax
mov ecx, dword [esp + 0x30]
pop edi
pop esi
pop ebp
pop ebx
mov dword fs:[0], ecx
add esp, 0x2c
ret 0xc
mov ecx, dword [esp + 0x40]
lea eax, [esp + 0x20]
push eax
call fcn.004ee790
lea ecx, [esp + 0x20]
mov byte [esp + 0x38], 0
call fcn.004ee6e0
lea ecx, [esp + 0x10]
mov dword [esp + 0x38], 0xffffffff
call fcn.004ee6e0
mov eax, 1
jmp 0x4ee424
Function at 0x4eebc0
Capabilities:
Access peb ldr_data

Disassembly:
push 0xffffffffffffffff
push 0x57ac28
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x10
push ebx
push esi
mov esi, ecx
push edi
lea ecx, [esp + 0xc]
call fcn.004ee6c0
mov eax, dword [esp + 0x30]
lea ecx, [esp + 0xc]
push eax
mov dword [esp + 0x28], 0
call fcn.004ee730
push 0
mov ecx, esi
call fcn.004eeb40
mov ebx, dword [esp + 0x2c]
cmp ebx, 1
jb 0x4eecf8
lea ecx, [esp + 0xc]
call fcn.004bf1a0
cmp eax, 1
jae 0x4eec47
lea ecx, [esp + 0xc]
mov dword [esp + 0x24], 0xffffffff
call fcn.004ee6e0
pop edi
pop esi
xor eax, eax
pop ebx
mov ecx, dword [esp + 0x10]
mov dword fs:[0], ecx
add esp, 0x1c
ret 0xc
mov eax, dword [esp + 0x34]
lea edi, [esi + 0xc]
test eax, eax
jne 0x4eec94
push 0
lea ecx, [esp + 0x10]
call fcn.004cae60
push eax
push edi
mov ecx, 0xdb838c
call fcn.004ee2f0
test eax, eax
jne 0x4eec9c
lea ecx, [esp + 0xc]
mov dword [esp + 0x24], 0xffffffff
call fcn.004ee6e0
pop edi
pop esi
xor eax, eax
pop ebx
mov ecx, dword [esp + 0x10]
mov dword fs:[0], ecx
add esp, 0x1c
ret 0xc
push eax
mov ecx, edi
call fcn.004ee730
push edi
mov ecx, 0xdb838c
call fcn.004ee250
push 0
push 2
push 2
push 0
push 3
push 0xc0000000
mov ecx, edi
call fcn.004bf190
push eax
call dword [sym.imp.KERNEL32.dll_CreateFileA]
cmp eax, 0xffffffff
mov dword [esi], eax
je 0x4eecf8
push 0
push ebx
push 0
push 4
push 0
push eax
call dword [sym.imp.KERNEL32.dll_CreateFileMappingA]
test eax, eax
mov dword [esi + 4], eax
je 0x4eecf8
push 0
push 0
push 0
push 2
push eax
call dword [sym.imp.KERNEL32.dll_MapViewOfFile]
test eax, eax
mov dword [esi + 8], eax
jne 0x4eed28
push 1
mov ecx, esi
call fcn.004eeb40
lea ecx, [esp + 0xc]
mov dword [esp + 0x24], 0xffffffff
call fcn.004ee6e0
pop edi
pop esi
xor eax, eax
pop ebx
mov ecx, dword [esp + 0x10]
mov dword fs:[0], ecx
add esp, 0x1c
ret 0xc
lea ecx, [esp + 0xc]
mov dword [esi + 0x1c], ebx
mov dword [esp + 0x24], 0xffffffff
call fcn.004ee6e0
mov ecx, dword [esp + 0x1c]
pop edi
pop esi
mov eax, 1
pop ebx
mov dword fs:[0], ecx
add esp, 0x1c
ret 0xc

Function at 0x4ef6a0
Capabilities:
Get common file path

Disassembly:
sub esp, 0x104
mov ecx, 0x41
xor eax, eax
push edi
lea edi, [esp + 4]
rep stosd dword es:[edi], eax
lea eax, [esp + 4]
push 0x104
push eax
call dword [sym.imp.KERNEL32.dll_GetSystemDirectoryA]
lea ecx, [esp + 4]
push ecx
mov ecx, dword [esp + 0x110]
call fcn.004ee730
pop edi
add esp, 0x104
ret 4

Function at 0x4f0410
Capabilities:
Check for time delay via gettickcount

Disassembly:
sub esp, 0xa0
push ebx
push ebp
mov ebp, dword [esp + 0xac]
push esi
push edi
push ebp
call sub.RASAPI32.dll_RasHangUpA
mov esi, dword [sym.imp.KERNEL32.dll_GetTickCount]
mov ecx, 0x28
xor eax, eax
lea edi, [esp + 0x10]
rep stosd dword es:[edi], eax
mov dword [esp + 0x10], 0xa0
call esi
mov edi, eax
call esi
sub eax, edi
cmp eax, 0xbb8
jae 0x4f0476
mov ebx, dword [sym.imp.KERNEL32.dll_Sleep]
lea eax, [esp + 0x10]
push eax
push ebp
call sub.RASAPI32.dll_RasGetConnectStatusA
cmp eax, 6
je 0x4f0476
push 0
call ebx
call esi
sub eax, edi
cmp eax, 0xbb8
jb 0x4f0457
pop edi
pop esi
pop ebp
pop ebx
add esp, 0xa0
ret
Function at 0x4f0800
Capabilities:
Create http request

Disassembly:
push esi
mov esi, ecx
cmp dword [esi], 0
jne 0x4f0838
mov edx, dword [esi + 4]
xor eax, eax
push 0
push 0
mov ecx, dword [edx - 8]
test ecx, ecx
setne al
mov ecx, eax
neg ecx
sbb ecx, ecx
and ecx, edx
neg eax
sbb eax, eax
push ecx
and eax, 2
inc eax
push eax
push str.Mozilla_4.0__compatible__MSIE_6.0__Windows_NT_5.0_
call dword [sym.imp.WININET.dll_InternetOpenA]
mov dword [esi], eax
mov ecx, dword [esi]
xor eax, eax
test ecx, ecx
setne al
pop esi
ret
Function at 0x4f1510
Capabilities:
Get socket status

Disassembly:
sub esp, 0x10c
mov eax, dword [ecx]
lea ecx, [esp]
push ecx
push 0
lea edx, [esp + 0x10]
push 0
push edx
push 0
mov dword [esp + 0x14], 0
mov dword [esp + 0x18], 0
mov dword [esp + 0x20], eax
mov dword [esp + 0x1c], 1
call sub.WS2_32.dll_select
cmp eax, 0xffffffff
jne 0x4f1559
xor eax, eax
add esp, 0x10c
ret 4
mov edx, dword [esp + 0x110]
xor ecx, ecx
test eax, eax
setne cl
mov dword [edx], ecx
mov eax, 1
add esp, 0x10c
ret 4

Function at 0x4f19d0
Capabilities:
Access peb ldr_data

Disassembly:
push 0xffffffffffffffff
push 0x57aed0
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 8
push esi
mov esi, ecx
lea ecx, [esp + 4]
call fcn.004f1580
lea eax, [esp + 4]
lea ecx, [esi + 4]
push eax
mov dword [esp + 0x18], 0
call fcn.004f1600
lea ecx, [esp + 4]
push ecx
lea ecx, [esi + 0x14]
call fcn.004f1600
lea ecx, [esi + 0xc]
call fcn.005689f6
lea ecx, [esi + 0x10]
call fcn.005689f6
push 0xffffffffffffffff
push 0
lea ecx, [esi + 0x1c]
call fcn.004f2b90
push 0xffffffffffffffff
push 0
lea ecx, [esi + 0x30]
call fcn.004f2b90
push 0xffffffffffffffff
push 0
lea ecx, [esi + 0x44]
call fcn.004f2b90
lea ecx, [esp + 8]
mov dword [esp + 0x14], 1
call fcn.00568a6b
lea ecx, [esp + 4]
mov dword [esp + 0x14], 0xffffffff
call fcn.00568a6b
mov ecx, dword [esp + 0xc]
pop esi
mov dword fs:[0], ecx
add esp, 0x14
ret
Function at 0x4ff100
Capabilities:
Check for software breakpoints

Disassembly:
push esi
mov esi, dword [esp + 8]
cmp dword [esi + 0x14], 0xca
jne 0x4ff133
push esi
call fcn.00504040
mov eax, dword [esi + 0x40]
add esp, 4
test eax, eax
je 0x4ff12c
mov dword [esi + 0x14], 0xcf
mov eax, 1
pop esi
ret
mov dword [esi + 0x14], 0xcb
mov eax, dword [esi + 0x14]
cmp eax, 0xcb
jne 0x4ff1b9
mov eax, dword [esi + 0x1b8]
mov ecx, dword [eax + 0x10]
test ecx, ecx
je 0x4ff1a2
mov eax, dword [esi + 8]
test eax, eax
je 0x4ff157
push esi
call dword [eax]
add esp, 4
mov ecx, dword [esi + 0x1b8]
push esi
call dword [ecx]
add esp, 4
test eax, eax
je 0x4ff19e
cmp eax, 2
je 0x4ff1a2
mov ecx, dword [esi + 8]
test ecx, ecx
je 0x4ff14a
cmp eax, 3
je 0x4ff17d
cmp eax, 1
jne 0x4ff14a
mov eax, dword [ecx + 4]
inc eax
mov dword [ecx + 4], eax
mov eax, dword [esi + 8]
mov ecx, dword [eax + 8]
mov edx, dword [eax + 4]
cmp edx, ecx
jl 0x4ff14a
mov edx, dword [esi + 0x144]
add edx, ecx
mov dword [eax + 8], edx
jmp 0x4ff14a
xor eax, eax
pop esi
ret
mov eax, dword [esi + 0x90]
push esi
mov dword [esi + 0x98], eax
call fcn.004ff1f0
add esp, 4
pop esi
ret
cmp eax, 0xcc
je 0x4ff1d9
mov ecx, dword [esi]
push esi
mov dword [ecx + 0x14], 0x15
mov edx, dword [esi]
mov eax, dword [esi + 0x14]
mov dword [edx + 0x18], eax
mov ecx, dword [esi]
call dword [ecx]
add esp, 4
push esi
call fcn.004ff1f0
add esp, 4
pop esi
ret

Function at 0x52fda0
Capabilities:
Encode data using xor
Hash data with crc32

Disassembly:
mov ecx, dword [esp + 8]
test ecx, ecx
jne 0x52fdab
xor eax, eax
ret
mov eax, dword [esp + 4]
push ebx
push esi
mov esi, dword [esp + 0x14]
cmp esi, 8
not eax
jb 0x52feae
push edi
mov edi, esi
shr edi, 3
mov edx, eax
xor ebx, ebx
mov bl, byte [ecx]
and edx, 0xff
xor edx, ebx
mov ebx, eax
shr ebx, 8
mov eax, dword [edx*4 + 0xd4b140]
sub esi, 8
xor eax, ebx
inc ecx
mov edx, eax
xor ebx, ebx
mov bl, byte [ecx]
and edx, 0xff
xor edx, ebx
xor ebx, ebx
mov bl, byte [ecx + 1]
mov edx, dword [edx*4 + 0xd4b140]
shr eax, 8
xor edx, eax
inc ecx
mov eax, edx
and eax, 0xff
xor eax, ebx
xor ebx, ebx
mov bl, byte [ecx + 1]
mov eax, dword [eax*4 + 0xd4b140]
shr edx, 8
xor eax, edx
inc ecx
mov edx, eax
and edx, 0xff
xor edx, ebx
xor ebx, ebx
mov bl, byte [ecx + 1]
mov edx, dword [edx*4 + 0xd4b140]
shr eax, 8
xor edx, eax
inc ecx
mov eax, edx
and eax, 0xff
xor eax, ebx
xor ebx, ebx
mov bl, byte [ecx + 1]
mov eax, dword [eax*4 + 0xd4b140]
shr edx, 8
xor eax, edx
inc ecx
mov edx, eax
and edx, 0xff
xor edx, ebx
xor ebx, ebx
mov bl, byte [ecx + 1]
mov edx, dword [edx*4 + 0xd4b140]
shr eax, 8
xor edx, eax
inc ecx
mov eax, edx
and eax, 0xff
xor eax, ebx
xor ebx, ebx
mov bl, byte [ecx + 1]
mov eax, dword [eax*4 + 0xd4b140]
shr edx, 8
xor eax, edx
inc ecx
mov edx, eax
and edx, 0xff
xor edx, ebx
shr eax, 8
mov edx, dword [edx*4 + 0xd4b140]
xor eax, edx
inc ecx
dec edi
jne 0x52fdc6
pop edi
test esi, esi
je 0x52fed0
mov edx, eax
xor ebx, ebx
mov bl, byte [ecx]
and edx, 0xff
xor edx, ebx
shr eax, 8
mov edx, dword [edx*4 + 0xd4b140]
xor eax, edx
inc ecx
dec esi
jne 0x52feb2
pop esi
pop ebx
not eax
ret
Function at 0x56ae88
Capabilities:
Get graphical window text

Disassembly:
push esi
mov esi, ecx
mov ecx, dword [esi + 0x38]
test ecx, ecx
jne 0x56aec0
push dword [esi + 0x1c]
call dword [sym.imp.USER32.dll_GetWindowTextLengthA]
lea ecx, [eax + 1]
push ecx
mov ecx, dword [esp + 0xc]
push eax
call fcn.00568f12
push eax
push dword [esi + 0x1c]
call dword [sym.imp.USER32.dll_GetWindowTextA]
mov ecx, dword [esp + 8]
push 0xffffffffffffffff
call fcn.00568eea
jmp 0x56aecc
mov eax, dword [ecx]
push dword [esp + 8]
call dword [eax + 0x88]
pop esi
ret 4

Function at 0x56c57a
Capabilities:
Extract resource via kernel32 functions

Disassembly:
push ebx
push esi
push edi
xor edi, edi
cmp dword [esp + 0x10], edi
mov ebx, ecx
je 0x56c5bc
call fcn.00572660
mov esi, dword [eax + 0xc]
push 0xf0
push dword [esp + 0x14]
push esi
call dword [sym.imp.KERNEL32.dll_FindResourceA]
cmp eax, edi
je 0x56c5bc
push eax
push esi
call dword [sym.imp.KERNEL32.dll_LoadResource]
cmp eax, edi
jne 0x56c5b3
xor eax, eax
jmp 0x56c5c4
push eax
call dword [sym.imp.KERNEL32.dll_LockResource]
mov edi, eax
push edi
mov ecx, ebx
call fcn.0056c5ca
pop edi
pop esi
pop ebx
ret 4

Function at 0x572b90
Capabilities:
Get thread local storage value

Disassembly:
push ebx
push esi
mov esi, ecx
lea ebx, [esi + 0x1c]
push ebx
call dword [sym.imp.KERNEL32.dll_EnterCriticalSection]
cmp dword [esp + 0x10], 0
jne 0x572bbe
push dword [esi]
call dword [sym.imp.KERNEL32.dll_TlsGetValue]
test eax, eax
je 0x572bdc
push dword [esp + 0xc]
mov ecx, esi
push eax
call fcn.00572af6
jmp 0x572bdc
mov eax, dword [esi + 0x14]
test eax, eax
je 0x572bdc
push edi
push dword [esp + 0x10]
mov edi, dword [eax + 4]
mov ecx, esi
push eax
call fcn.00572af6
test edi, edi
mov eax, edi
jne 0x572bc6
pop edi
push ebx
call dword [sym.imp.KERNEL32.dll_LeaveCriticalSection]
pop esi
pop ebx
ret 8
Function at 0x41af00
Capabilities:
Enumerate files on windows

Disassembly:
push 0xffffffffffffffff
push 0x480a3b
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.004751a1
mov ecx, dword [esp + 8]
mov dword [esp + 0x190], 0
mov eax, dword [ecx - 8]
test eax, eax
je 0x41af82
lea edx, [esp + 0x10]
push 1
push edx
lea ecx, [esp + 0x10]
call fcn.004728ea
mov eax, dword [eax]
push 0x5431e0
push eax
call fcn.004655c4
add esp, 8
lea ecx, [esp + 0x10]
test eax, eax
setne bl
call fcn.0047542c
test bl, bl
je 0x41af82
push 0x5431e0
lea ecx, [esp + 0xc]
call fcn.004757bc
push 0x546d74
lea ecx, [esp + 0xc]
call fcn.004757bc
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 0x41afbe
lea ecx, [esp + 8]
mov dword [esp + 0x190], eax
call fcn.0047542c
jmp 0x41b089
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 0x41b042
lea edx, [esp + 0x7c]
push 0x546d70
push edx
call fcn.004655c4
add esp, 8
test eax, eax
je 0x41b042
lea eax, [esp + 0x7c]
push 0x546d6c
push eax
call fcn.004655c4
add esp, 8
test eax, eax
je 0x41b042
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 0x41afd2
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.0047542c
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 0x41b880
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 0x41b8e2
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 0x41b8f0
Capabilities:
Create process on windows

Disassembly:
push 0xffffffffffffffff
push 0x480abb
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x20c
mov eax, dword [0x54d2c8]
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 0x41ba28
mov ecx, dword [edi + 0x48]
lea esi, [edi + 0x48]
mov eax, dword [ecx - 8]
test eax, eax
jne 0x41b956
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.0047542c
xor eax, eax
jmp 0x41ba9f
push str.mailto:
lea ecx, [esp + 0xc]
call fcn.00475569
push esi
lea ecx, [esp + 0xc]
call fcn.004757f8
mov ecx, dword [esp + 8]
push ebx
push ebp
mov ebp, dword [esp + 0x22c]
push ebp
push 0
push 0
push ecx
push str.open
push 0
call dword [sym.imp.SHELL32.dll_ShellExecuteA]
mov esi, eax
cmp esi, 0x20
ja 0x41ba7d
lea edx, [esp + 0x14]
mov ecx, edi
push edx
push str..htm
push 0x80000000
call fcn.0041b880
test eax, eax
jne 0x41ba7d
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 0x80000000
mov ecx, edi
call fcn.0041b880
test eax, eax
jne 0x41ba7d
lea eax, [esp + 0x14]
push str.__1_
push eax
call fcn.00466600
mov esi, eax
add esp, 8
test esi, esi
jne 0x41ba5c
lea ecx, [esp + 0x14]
push 0x546d84
push ecx
call fcn.00466580
mov esi, eax
add esp, 8
test esi, esi
jne 0x41ba5c
lea edx, [esp + 0x14]
push edx
call dword [sym.imp.KERNEL32.dll_lstrlenA]
lea esi, [esp + eax + 0x13]
jmp 0x41ba5f
lea edx, [edi + 0x4c]
lea ecx, [esp + 8]
push edx
call fcn.00475519
mov eax, dword [esp + 8]
mov ecx, dword [eax - 8]
test ecx, ecx
jne 0x41b96e
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.0047542c
xor eax, eax
jmp 0x41ba9f
mov byte [esi], 0
push 0x546d80
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.0047542c
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 0x430420
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 0x43048e
cmp si, 0x69
ja 0x43048e
add esi, 0xffd0
cmp si, 0x11
je 0x43045e
push 0x11
call edi
test ax, ax
jge 0x43045e
or esi, 0x2000
cmp si, 0x10
je 0x430473
push 0x10
call edi
test ax, ax
jge 0x430473
or esi, 0x4000
cmp si, 0x12
je 0x430488
push 0x12
call edi
test ax, ax
jge 0x430488
or esi, 0x8000
mov ax, si
pop edi
pop esi
ret
cmp si, 0x6d
jne 0x43049b
mov esi, 0xbd
jmp 0x43044f
cmp si, 0x6e
jne 0x4304a8
mov esi, 0xbe
jmp 0x43044f
cmp si, 0x6f
jne 0x430449
mov esi, 0xbf
jmp 0x43044f

Function at 0x431ce0
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push ecx
mov eax, dword [0x55da58]
xor edx, edx
cmp eax, edx
jne 0x431d06
xor eax, eax
mov byte [eax + 0x55d958], al
inc eax
cmp eax, 0x100
jl 0x431cee
mov dword [0x55da58], 1
mov eax, dword [esp + 0xc]
push ebx
mov ebx, dword [esp + 0x14]
push esi
push edi
mov ecx, 0x40
mov esi, 0x55d958
mov edi, ebx
rep movsd dword es:[edi], dword [esi]
cmp eax, edx
mov byte [ebx + 0x100], dl
mov byte [ebx + 0x101], dl
jle 0x431d97
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 0x431d6a
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 0x431d38
pop ebp
pop edi
pop esi
pop ebx
pop ecx
ret

Function at 0x431e10
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 0x431e63
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 0x431e4a
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