joyce8/EMBER2024-capa huggingface dataset:
Function at 0x4f66a0
Capabilities:
Get graphical window text

Disassembly:
push 0xffffffffffffffff
push 0x543216
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x98
mov eax, dword [0xd428f0]
push ebx
push ebp
push esi
mov esi, ecx
mov dword [esp + 0xc], eax
lea ecx, [esp + 0xc]
xor ebx, ebx
push ecx
mov ecx, esi
mov dword [esp + 0xb0], ebx
call fcn.00530f8c
mov edx, dword [0xd428f0]
mov dword [esp + 0x3c], edx
cmp esi, ebx
mov byte [esp + 0xac], 1
jne 0x4f66fa
mov dword [esp + 0x1c], ebx
jmp 0x4f6701
mov eax, dword [esi + 0x1c]
mov dword [esp + 0x1c], eax
push edi
mov ecx, esi
call fcn.005330f0
mov ecx, dword [esi + 0x3c]
mov edx, dword [esi + 0x40]
mov dword [esp + 0x24], eax
lea eax, [esp + 0x10]
mov edi, 1
mov dword [esp + 0x2c], ecx
push eax
lea ecx, [esp + 0x44]
mov dword [esp + 0x2c], 0xffffff96
mov dword [esp + 0x38], edi
mov dword [esp + 0x34], edx
call fcn.0052ec42
mov eax, dword [esi + 0x54]
mov ecx, dword [esi + 0x1c]
cmp eax, ebx
mov dword [esp + 0x64], ebx
mov dword [esp + 0x1c], ecx
jne 0x4f6752
mov dword [esp + 0x14], ebx
jmp 0x4f6759
mov edx, dword [eax + 0x1c]
mov dword [esp + 0x14], edx
cmp dword [esi + 0x44], 0xd
jne 0x4f6774
mov eax, dword [eax + 0x3c8]
cmp eax, edi
je 0x4f676e
cmp eax, 2
jne 0x4f6774
mov dword [esp + 0x18], edi
jmp 0x4f6778
mov dword [esp + 0x18], ebx
mov eax, dword [esi + 0x20]
cmp eax, ebx
jne 0x4f6786
push ecx
call dword [sym.imp.USER32.dll_GetParent]
push eax
call fcn.005305c1
mov edi, eax
cmp edi, ebx
jne 0x4f6796
xor eax, eax
jmp 0x4f6799
mov eax, dword [edi + 0x1c]
mov ebx, dword [sym.imp.USER32.dll_IsWindow]
push eax
call ebx
mov ebp, dword [sym.imp.USER32.dll_SendMessageA]
test eax, eax
je 0x4f67c1
mov ecx, esi
call fcn.005330f0
mov edx, dword [edi + 0x1c]
lea ecx, [esp + 0x20]
push ecx
push eax
push 0x4e
push edx
call ebp
mov eax, dword [esp + 0x1c]
push eax
call ebx
test eax, eax
pop edi
je 0x4f67dd
mov ecx, dword [esi + 0x1c]
push 0
push 0
push 0x10
push ecx
call dword [sym.imp.USER32.dll_PostMessageA]
mov eax, dword [esp + 0x14]
test eax, eax
je 0x4f67fc
mov esi, dword [esp + 0x10]
push esi
call ebx
test eax, eax
je 0x4f67fc
push 1
push 0xd
push 0x100
push esi
call ebp
lea ecx, [esp + 0x3c]
mov byte [esp + 0xac], 0
call fcn.0052eb55
lea ecx, [esp + 0xc]
mov dword [esp + 0xac], 0xffffffff
call fcn.0052eb55
mov ecx, dword [esp + 0xa4]
pop esi
pop ebp
pop ebx
mov dword fs:[0], ecx
add esp, 0xa4
ret
Function at 0x4f8520
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 0x4f8586
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 0x4f8586
push 0
call ebx
call esi
sub eax, edi
cmp eax, 0xbb8
jb 0x4f8567
pop edi
pop esi
pop ebp
pop ebx
add esp, 0xa0
ret

Function at 0x4f8910
Capabilities:
Create http request

Disassembly:
push esi
mov esi, ecx
cmp dword [esi], 0
jne 0x4f8948
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 0x4f9610
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 0x4f9659
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 0x4f9ad0
Capabilities:
Access peb ldr_data

Disassembly:
push 0xffffffffffffffff
push 0x5436e0
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.004f9680
lea eax, [esp + 4]
lea ecx, [esi + 4]
push eax
mov dword [esp + 0x18], 0
call fcn.004f9700
lea ecx, [esp + 4]
push ecx
lea ecx, [esi + 0x14]
call fcn.004f9700
lea ecx, [esi + 0xc]
call fcn.0052eae0
lea ecx, [esi + 0x10]
call fcn.0052eae0
push 0xffffffffffffffff
push 0
lea ecx, [esi + 0x1c]
call fcn.004fac90
push 0xffffffffffffffff
push 0
lea ecx, [esi + 0x30]
call fcn.004fac90
push 0xffffffffffffffff
push 0
lea ecx, [esi + 0x44]
call fcn.004fac90
lea ecx, [esp + 8]
mov dword [esp + 0x14], 1
call fcn.0052eb55
lea ecx, [esp + 4]
mov dword [esp + 0x14], 0xffffffff
call fcn.0052eb55
mov ecx, dword [esp + 0xc]
pop esi
mov dword fs:[0], ecx
add esp, 0x14
ret
Function at 0x503b70
Capabilities:
Terminate process

Disassembly:
push ebx
push esi
mov esi, dword [esp + 0xc]
test esi, esi
push edi
jne 0x503b80
mov esi, 1
push esi
call fcn.0051a8a7
mov ebx, eax
add esp, 4
test ebx, ebx
jne 0x503bd2
call fcn.0051c461
mov edi, eax
call fcn.005066c0
mov ecx, dword [edi]
mov dword [eax], ecx
mov eax, dword [esp + 0x14]
mov edi, eax
and edi, 8
je 0x503bb6
mov edx, dword [0xc97930]
mov dword [0xc9792c], edx
test al, 0x18
je 0x503bc7
push esi
push 0x24
push 5
call fcn.00506f10
add esp, 0xc
test edi, edi
je 0x503bed
push 1
call fcn.0051c13c
test byte [esp + 0x14], 0x20
je 0x503bed
mov ecx, esi
mov edx, ecx
shr ecx, 2
xor eax, eax
mov edi, ebx
rep stosd dword es:[edi], eax
mov ecx, edx
and ecx, 3
rep stosb byte es:[edi], al
pop edi
pop esi
mov eax, ebx
pop ebx
ret

Function at 0x504cf0
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
and esp, 0xfffffff8
sub esp, 0x2c
mov edx, dword [ebp + 0x10]
test edx, edx
push ebx
push esi
push edi
je 0x504de4
cmp byte [edx], 0
je 0x504dd7
mov eax, dword [ebp + 0xc]
mov ebx, dword [ebp + 8]
add eax, 8
or ecx, 0xffffffff
mov dword [esp + 0xc], eax
xor eax, eax
mov edi, edx
repne scasb al, byte es:[edi]
not ecx
dec ecx
push ecx
push edx
lea ecx, [esp + 0x20]
push ecx
mov esi, ebx
call fcn.00504c70
mov edi, dword [ebp + 0xc]
push 8
lea edx, [esp + 0x20]
push edi
push edx
call fcn.00504c70
mov edx, dword [esp + 0x34]
mov eax, dword [esp + 0x2c]
mov ecx, dword [esp + 0x28]
xor eax, edx
push eax
xor ecx, dword [esp + 0x34]
push ecx
lea edx, [esp + 0x40]
push edx
call fcn.00504be0
mov eax, dword [esp + 0x30]
add esp, 0x24
cmp edi, eax
jae 0x504da1
sub eax, edi
mov edi, eax
lea eax, [esp + 0x20]
push eax
call fcn.00504c20
fmul qword [0xc74668]
push ecx
fstp qword [esp]
call fcn.00519248
fadd qword [0xc74660]
add esp, 8
call fcn.00519318
mov byte [ebx], al
inc ebx
dec edi
jne 0x504d74
lea ecx, [esp + 0x20]
push ecx
call fcn.00504c20
fmul qword [0xc74668]
push ecx
fstp qword [esp]
call fcn.00519248
add esp, 8
call fcn.00519318
cmp esi, ebx
je 0x504dcd
xor byte [esi], al
inc esi
cmp esi, ebx
jne 0x504dc6
mov byte [ebx], 0
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
mov edx, dword [ebp + 8]
mov byte [edx], 0
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
mov eax, dword [ebp + 8]
pop edi
pop esi
mov byte [eax], 0
pop ebx
mov esp, ebp
pop ebp
ret
Function at 0x5051b0
Capabilities:
Resolve function by parsing pe exports

Disassembly:
push ebx
mov ebx, dword [esp + 8]
push ebp
push esi
lea eax, [ebx + 0x134]
push edi
lea esi, [ebx + 0x34]
mov dword [esp + 0x14], eax
xor edi, edi
mov ecx, dword [ebx + 0x1c]
mov ebp, edi
and ebp, 0xff
mov al, byte [ecx + ebp + 1]
test al, 3
je 0x5051e0
mov byte [edi + esi], 2
jmp 0x505217
test al, 4
je 0x5051ea
mov byte [edi + esi], 0xd
jmp 0x505217
mov edx, dword [ebx + 0x240]
push edi
push ebx
call dword [edx + 4]
add esp, 8
cmp eax, 1
jle 0x505203
mov byte [edi + esi], 2
jmp 0x505217
mov eax, dword [ebx + 0x1c]
test byte [eax + ebp + 1], 0x17
jne 0x505213
mov byte [edi + esi], 0x19
jmp 0x505217
mov byte [edi + esi], 1
inc edi
cmp edi, 0x100
jb 0x5051c7
mov ecx, dword [esp + 0x14]
mov al, 7
mov byte [esi + 0x21], al
mov byte [esi + 0x3d], al
mov byte [esi + 0x3e], al
mov al, 0x10
mov byte [esi + 0x7c], al
mov byte [esi + 0x26], al
mov byte [esi + 0x24], 2
mov byte [esi + 0x5f], 2
mov byte [esi + 0x27], 9
mov byte [esi + 0x2e], 0xf
mov byte [esi + 0x3c], 8
mov byte [esi + 0x23], 0xa
mov byte [esi + 0x3b], 0x15
mov byte [esi + 0x3a], 0x16
mov byte [esi], 0x11
mov byte [esi + 0x5c], 0x12
mov byte [esi + 0x2f], 0x13
mov byte [esi + 0x2a], 0x14
mov byte [esi + 0x40], 0x17
mov byte [esi + 0x60], 0x1a
mov byte [esi + 0x22], 0x20
mov eax, esi
sub ecx, esi
mov edi, 0x100
mov dl, byte [eax]
cmp dl, 2
je 0x50528b
cmp dl, 0xd
je 0x50528b
xor edx, edx
jmp 0x505290
mov edx, 1
mov byte [ecx + eax], dl
inc eax
dec edi
jne 0x50527b
mov al, 0x1d
mov byte [esi + 0x58], al
mov byte [esi + 0x78], al
mov al, 0x1f
pop edi
mov byte [esi + 0x62], 0x1e
mov byte [esi + 0x4e], al
mov byte [esi + 0x6e], al
pop esi
pop ebp
pop ebx
ret

Function at 0x5052b0
Capabilities:
Read file on windows

Disassembly:
push ebx
mov ebx, dword [esp + 0xc]
push esi
push edi
push ebx
push 0x4000
call fcn.00503b70
mov esi, eax
add esp, 8
test esi, esi
jne 0x5052d1
pop edi
pop esi
xor al, al
pop ebx
ret
mov eax, dword [esp + 0x10]
push ebx
push 0
push eax
call fcn.00506900
mov edi, eax
add esp, 0xc
test edi, edi
jge 0x5052f6
push esi
call fcn.00503c00
add esp, 4
pop edi
pop esi
mov al, 1
pop ebx
ret
push ebp
push 0x4000
push esi
push edi
call fcn.005281e1
push ebx
push edi
mov ebp, eax
call fcn.00506970
push 0x505330
push ebp
push esi
call fcn.00507ca0
push esi
call fcn.00503c00
add esp, 0x24
pop ebp
pop edi
pop esi
xor al, al
pop ebx
ret
Function at 0x506630
Capabilities:
Get thread local storage value
Set thread local storage value

Disassembly:
push ebx
push esi
push 0xd9bd00
xor bl, bl
call dword [sym.imp.KERNEL32.dll_EnterCriticalSection]
mov eax, dword [0xd9bc28]
push eax
call dword [sym.imp.KERNEL32.dll_TlsGetValue]
test eax, eax
jne 0x5066ab
push 0x4c
push 1
call fcn.0051b620
mov esi, eax
add esp, 8
test esi, esi
jne 0x506673
push 0xd9bd00
mov bl, 1
call dword [sym.imp.KERNEL32.dll_LeaveCriticalSection]
pop esi
mov al, bl
pop ebx
ret
mov ecx, dword [0xd9bc28]
push esi
push ecx
call dword [sym.imp.KERNEL32.dll_TlsSetValue]
mov eax, dword [0xd90b58]
inc eax
lea edx, [esi + 0xc]
mov dword [0xd90b58], eax
push edx
mov dword [esi + 0x30], eax
call dword [sym.imp.KERNEL32.dll_InitializeCriticalSection]
lea eax, [esi + 4]
push 0
push eax
call fcn.0050a130
add esp, 8
mov byte [esi + 0x3c], 1
push 0xd9bd00
call dword [sym.imp.KERNEL32.dll_LeaveCriticalSection]
pop esi
mov al, bl
pop ebx
ret

Function at 0x506b30
Capabilities:
Read file on windows

Disassembly:
push ebx
push ebp
push esi
push edi
mov edi, dword [esp + 0x1c]
mov dword [esp + 0x1c], edi
call fcn.0051c461
mov ebx, dword [esp + 0x14]
mov dword [eax], 0
mov eax, dword [esp + 0x18]
push edi
push eax
push ebx
call fcn.005281e1
mov esi, eax
add esp, 0xc
cmp esi, edi
je 0x506c2a
call fcn.0051c461
cmp dword [eax], 0
je 0x506b77
call fcn.0051c461
mov ebp, dword [eax]
jmp 0x506b7a
or ebp, 0xffffffff
call fcn.005066c0
test esi, esi
mov dword [eax], ebp
jne 0x506b8f
call fcn.0051c461
cmp dword [eax], 4
je 0x506bdf
mov eax, dword [esp + 0x20]
test al, 0x1a
je 0x506bc2
cmp esi, 0xffffffff
je 0x506c04
test al, 6
je 0x506bc2
call fcn.005066c0
mov ecx, dword [eax]
push ecx
push ebx
call fcn.0050a160
add esp, 4
push eax
push 0x24
push 9
call fcn.00506f10
mov eax, dword [esp + 0x30]
add esp, 0x10
cmp esi, 0xffffffff
je 0x506c22
test al, 6
je 0x506bd0
test ah, 2
je 0x506c22
test esi, esi
jbe 0x506c2e
test ah, 2
je 0x506c2e
add dword [esp + 0x18], esi
sub edi, esi
call fcn.0051c461
mov edx, dword [esp + 0x18]
push edi
push edx
push ebx
mov dword [eax], 0
call fcn.005281e1
mov esi, eax
add esp, 0xc
cmp esi, edi
je 0x506c2a
jmp 0x506b64
call fcn.005066c0
mov eax, dword [eax]
push eax
push ebx
call fcn.0050a160
add esp, 4
push eax
push 0x24
push 2
call fcn.00506f10
add esp, 0x10
pop edi
pop esi
pop ebp
or eax, 0xffffffff
pop ebx
ret
mov eax, dword [esp + 0x20]
test al, 6
je 0x506c3b
xor esi, esi
pop edi
mov eax, esi
pop esi
pop ebp
pop ebx
ret
test ah, 2
je 0x506c44
mov esi, dword [esp + 0x1c]
pop edi
mov eax, esi
pop esi
pop ebp
pop ebx
ret

Function at 0x51c0c9
Capabilities:
Check if file exists
Get file attributes

Disassembly:
push dword [esp + 4]
call dword [sym.imp.KERNEL32.dll_GetFileAttributesA]
cmp eax, 0xffffffff
jne 0x51c0e9
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.0051c3ee
pop ecx
or eax, 0xffffffff
ret
test al, 1
je 0x51c10c
test byte [esp + 8], 2
je 0x51c10c
call fcn.0051c461
mov dword [eax], 0xd
call fcn.0051c46a
mov dword [eax], 5
jmp 0x51c0e5
xor eax, eax
ret
Function at 0x530f8c
Capabilities:
Get graphical window text

Disassembly:
push esi
mov esi, ecx
mov ecx, dword [esi + 0x38]
test ecx, ecx
jne 0x530fc4
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.0052efb0
push eax
push dword [esi + 0x1c]
call dword [sym.imp.USER32.dll_GetWindowTextA]
mov ecx, dword [esp + 8]
push 0xffffffffffffffff
call fcn.0052ef88
jmp 0x530fd0
mov eax, dword [ecx]
push dword [esp + 8]
call dword [eax + 0x88]
pop esi
ret 4

Function at 0x532801
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 0x532843
call fcn.0053900d
mov esi, dword [eax + 0xc]
push 0xf0
push dword [esp + 0x14]
push esi
call dword [sym.imp.KERNEL32.dll_FindResourceA]
cmp eax, edi
je 0x532843
push eax
push esi
call dword [sym.imp.KERNEL32.dll_LoadResource]
cmp eax, edi
jne 0x53283a
xor eax, eax
jmp 0x53284b
push eax
call dword [sym.imp.KERNEL32.dll_LockResource]
mov edi, eax
push edi
mov ecx, ebx
call fcn.00532851
pop edi
pop esi
pop ebx
ret 4

Function at 0x53953d
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 0x53956b
push dword [esi]
call dword [sym.imp.KERNEL32.dll_TlsGetValue]
test eax, eax
je 0x539589
push dword [esp + 0xc]
mov ecx, esi
push eax
call fcn.005394a3
jmp 0x539589
mov eax, dword [esi + 0x14]
test eax, eax
je 0x539589
push edi
push dword [esp + 0x10]
mov edi, dword [eax + 4]
mov ecx, esi
push eax
call fcn.005394a3
test edi, edi
mov eax, edi
jne 0x539573
pop edi
push ebx
call dword [sym.imp.KERNEL32.dll_LeaveCriticalSection]
pop esi
pop ebx
ret 8
Function at 0x53be48
Capabilities:
Check for time delay via gettickcount
Log keystrokes via polling

Disassembly:
sub esp, 0x20
push ebx
push ebp
push esi
mov esi, ecx
push edi
mov edi, dword [sym.imp.USER32.dll_GetKeyState]
xor ebx, ebx
push 1
mov dword [esi + 0x30], ebx
mov dword [esi + 0x34], ebx
mov dword [esi + 0x38], ebx
call edi
test ax, ax
jge 0x53be70
or dword [esi + 0x38], 1
or dword [esi + 0x34], 2
jmp 0x53be81
push 2
call edi
test ax, ax
jge 0x53be81
or dword [esi + 0x38], 2
or dword [esi + 0x34], 1
mov ebp, dword [sym.imp.KERNEL32.dll_GetTickCount]
call ebp
mov dword [esp + 0x10], eax
mov eax, dword [esp + 0x34]
push dword [eax + 0x1c]
call dword [sym.imp.USER32.dll_SetCapture]
push eax
call fcn.005305c1
cmp dword [esi + 0x30], ebx
jne 0x53bf5b
mov edi, dword [sym.imp.USER32.dll_PeekMessageA]
mov ebx, 0x100
call dword [sym.imp.USER32.dll_GetCapture]
push eax
call fcn.005305c1
cmp eax, dword [esp + 0x34]
jne 0x53bf5b
push 1
push 0x209
push 0x200
lea eax, [esp + 0x20]
push 0
push eax
call edi
test eax, eax
jne 0x53bef7
push 1
push 0x108
push ebx
push eax
lea eax, [esp + 0x24]
push eax
call edi
test eax, eax
je 0x53bf3c
mov eax, dword [esp + 0x18]
cmp eax, 0x202
je 0x53bf5b
cmp eax, 0x205
je 0x53bf5b
cmp eax, 0x201
je 0x53bf5b
cmp eax, 0x204
je 0x53bf5b
cmp eax, ebx
jne 0x53bf22
cmp dword [esp + 0x1c], 0x1b
je 0x53bf5b
push dword [esp + 0x2c]
lea eax, [esi + 0x20]
push dword [esp + 0x2c]
push eax
call dword [sym.imp.USER32.dll_PtInRect]
neg eax
sbb eax, eax
inc eax
mov dword [esi + 0x30], eax
call ebp
sub eax, dword [esp + 0x10]
cmp eax, dword [0xd9b00c]
jbe 0x53bf51
mov dword [esi + 0x30], 1
cmp dword [esi + 0x30], 0
je 0x53beb4
call dword [sym.imp.USER32.dll_ReleaseCapture]
mov eax, dword [esi + 0x30]
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x20
ret 4
Function at 0x4035c0
Capabilities:
Terminate process

Disassembly:
cmp ecx, dword [0x45a098]
jne 0x4035ca
repz ret
jmp fcn.0040dac0
Function at 0x40b690
Capabilities:
Enumerate files on windows

Disassembly:
push 0xffffffffffffffff
push 0x46d81b
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.00462106
mov ecx, dword [esp + 8]
mov dword [esp + 0x190], 0
mov eax, dword [ecx - 8]
test eax, eax
je 0x40b712
lea edx, [esp + 0x10]
push 1
push edx
lea ecx, [esp + 0x10]
call fcn.0045ff7d
mov eax, dword [eax]
push 0x4851c0
push eax
call fcn.00452de4
add esp, 8
lea ecx, [esp + 0x10]
test eax, eax
setne bl
call fcn.00462391
test bl, bl
je 0x40b712
push 0x4851c0
lea ecx, [esp + 0xc]
call fcn.00462721
push 0x488d34
lea ecx, [esp + 0xc]
call fcn.00462721
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 0x40b74e
lea ecx, [esp + 8]
mov dword [esp + 0x190], eax
call fcn.00462391
jmp 0x40b819
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 0x40b7d2
lea edx, [esp + 0x7c]
push 0x488d30
push edx
call fcn.00452de4
add esp, 8
test eax, eax
je 0x40b7d2
lea eax, [esp + 0x7c]
push 0x488d2c
push eax
call fcn.00452de4
add esp, 8
test eax, eax
je 0x40b7d2
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 0x40b762
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.00462391
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 0x40c030
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 0x40c092
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 0x40c0a0
Capabilities:
Create process on windows

Disassembly:
push 0xffffffffffffffff
push 0x46d89b
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x20c
mov eax, dword [0x48f5f0]
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 0x40c1d8
mov ecx, dword [edi + 0x48]
lea esi, [edi + 0x48]
mov eax, dword [ecx - 8]
test eax, eax
jne 0x40c106
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.00462391
xor eax, eax
jmp 0x40c24f
push str.mailto:
lea ecx, [esp + 0xc]
call fcn.004624ce
push esi
lea ecx, [esp + 0xc]
call fcn.0046275d
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 0x40c22d
lea edx, [esp + 0x14]
mov ecx, edi
push edx
push str..htm
push closesocket
call fcn.0040c030
test eax, eax
jne 0x40c22d
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.0040c030
test eax, eax
jne 0x40c22d
lea eax, [esp + 0x14]
push 0x488d48
push eax
call fcn.00453e20
mov esi, eax
add esp, 8
test esi, esi
jne 0x40c20c
lea ecx, [esp + 0x14]
push 0x488d44
push ecx
call fcn.00453da0
mov esi, eax
add esp, 8
test esi, esi
jne 0x40c20c
lea edx, [esp + 0x14]
push edx
call dword [sym.imp.KERNEL32.dll_lstrlenA]
lea esi, [esp + eax + 0x13]
jmp 0x40c20f
lea edx, [edi + 0x4c]
lea ecx, [esp + 8]
push edx
call fcn.0046247e
mov eax, dword [esp + 8]
mov ecx, dword [eax - 8]
test ecx, ecx
jne 0x40c11e
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.00462391
xor eax, eax
jmp 0x40c24f
mov byte [esi], 0
push 0x488d40
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.00462391
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 0x41f140
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 0x41f1ae
cmp si, 0x69
ja 0x41f1ae
add esi, 0xffd0
cmp si, 0x11
je 0x41f17e
push 0x11
call edi
test ax, ax
jge 0x41f17e
or esi, 0x2000
cmp si, 0x10
je 0x41f193
push 0x10
call edi
test ax, ax
jge 0x41f193
or esi, 0x4000
cmp si, 0x12
je 0x41f1a8
push 0x12
call edi
test ax, ax
jge 0x41f1a8
or esi, 0x8000
mov ax, si
pop edi
pop esi
ret
cmp si, 0x6d
jne 0x41f1bb
mov esi, 0xbd
jmp 0x41f16f
cmp si, 0x6e
jne 0x41f1c8
mov esi, 0xbe
jmp 0x41f16f
cmp si, 0x6f
jne 0x41f169
mov esi, 0xbf
jmp 0x41f16f

Function at 0x420820
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push ecx
mov eax, dword [0x49fc88]
xor edx, edx
cmp eax, edx
jne 0x420846
xor eax, eax
mov byte [eax + 0x49fb88], al
inc eax
cmp eax, 0x100
jl 0x42082e
mov dword [0x49fc88], 1
mov eax, dword [esp + 0xc]
push ebx
mov ebx, dword [esp + 0x14]
push esi
push edi
mov ecx, 0x40
mov esi, 0x49fb88
mov edi, ebx
rep movsd dword es:[edi], dword [esi]
cmp eax, edx
mov byte [ebx + 0x100], dl
mov byte [ebx + 0x101], dl
jle 0x4208d7
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 0x4208aa
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 0x420878
pop ebp
pop edi
pop esi
pop ebx
pop ecx
ret

Function at 0x420950
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 0x4209a3
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 0x42098a
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