joyce8/EMBER2024-capa huggingface dataset:
Function at 0x4456d0
Capabilities:
Check for software breakpoints

Disassembly:
push esi
mov esi, dword [esp + 8]
cmp dword [esi + 0x10], 0xca
jne 0x445703
push esi
call fcn.004487c0
mov eax, dword [esi + 0x40]
add esp, 4
test eax, eax
je 0x4456fc
mov dword [esi + 0x10], 0xcf
mov eax, 1
pop esi
ret
mov dword [esi + 0x10], 0xcb
mov eax, dword [esi + 0x10]
cmp eax, 0xcb
jne 0x445789
mov eax, dword [esi + 0x1b0]
mov ecx, dword [eax + 0x10]
test ecx, ecx
je 0x445772
mov eax, dword [esi + 8]
test eax, eax
je 0x445727
push esi
call dword [eax]
add esp, 4
mov ecx, dword [esi + 0x1b0]
push esi
call dword [ecx]
add esp, 4
test eax, eax
je 0x44576e
cmp eax, 2
je 0x445772
mov ecx, dword [esi + 8]
test ecx, ecx
je 0x44571a
cmp eax, 3
je 0x44574d
cmp eax, 1
jne 0x44571a
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 0x44571a
mov edx, dword [esi + 0x13c]
add edx, ecx
mov dword [eax + 8], edx
jmp 0x44571a
xor eax, eax
pop esi
ret
mov eax, dword [esi + 0x90]
push esi
mov dword [esi + 0x98], eax
call fcn.004457b0
add esp, 4
pop esi
ret
cmp eax, 0xcc
je 0x445798
mov ecx, dword [esi]
push esi
call dword [ecx]
add esp, 4
push esi
call fcn.004457b0
add esp, 4
pop esi
ret

Function at 0x4524b0
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 0x452516
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 0x452516
push 0
call ebx
call esi
sub eax, edi
cmp eax, 0xbb8
jb 0x4524f7
pop edi
pop esi
pop ebp
pop ebx
add esp, 0xa0
ret
Function at 0x453050
Capabilities:
Create tcp socket
Create udp socket
Set socket configuration

Disassembly:
push ecx
push esi
mov esi, ecx
call fcn.004531a0
push 0
push 1
push 2
call sub.WS2_32.dll_socket
mov dword [esi], eax
cmp eax, 0xffffffff
pop esi
jne 0x453070
xor eax, eax
pop ecx
ret
lea ecx, [esp]
push 4
push ecx
push 0x1001
push 0xffff
push eax
mov dword [esp + 0x14], 0
call sub.WS2_32.dll_setsockopt
mov eax, 1
pop ecx
ret

Function at 0x453051
Capabilities:
Create tcp socket
Create udp socket
Set socket configuration

Disassembly:
push ecx
push esi
mov esi, ecx
call fcn.004531a0
push 0
push 1
push 2
call sub.WS2_32.dll_socket
mov dword [esi], eax
cmp eax, 0xffffffff
pop esi
jne 0x453070
xor eax, eax
pop ecx
ret
lea ecx, [esp]
push 4
push ecx
push 0x1001
push 0xffff
push eax
mov dword [esp + 0x14], 0
call sub.WS2_32.dll_setsockopt
mov eax, 1
pop ecx
ret

Function at 0x4530a0
Capabilities:
Resolve dns

Disassembly:
sub esp, 0x10
xor eax, eax
push esi
push edi
mov dword [esp + 8], eax
mov edi, ecx
mov dword [esp + 0xc], eax
mov ecx, dword [esp + 0x20]
mov dword [esp + 0x10], eax
push ecx
mov dword [esp + 0x18], eax
mov word [esp + 0xc], 2
call sub.WS2_32.dll_htons
mov esi, dword [esp + 0x1c]
mov word [esp + 0xa], ax
push esi
call sub.WS2_32.dll_inet_addr
cmp eax, 0xffffffff
mov dword [esp + 0xc], eax
jne 0x4530f7
push esi
call sub.WS2_32.dll_gethostbyname
test eax, eax
je 0x45310d
mov edx, dword [eax + 0xc]
mov eax, dword [edx]
mov ecx, dword [eax]
mov dword [esp + 0xc], ecx
lea edx, [esp + 8]
push 0x10
push edx
mov ecx, edi
call fcn.00453130
pop edi
pop esi
add esp, 0x10
ret 8
push 0x2726
call sub.WS2_32.dll_WSASetLastError
pop edi
xor eax, eax
pop esi
add esp, 0x10
ret 8

Function at 0x453130
Capabilities:
Connect socket

Disassembly:
mov eax, dword [esp + 8]
mov edx, dword [esp + 4]
push eax
mov eax, dword [ecx]
push edx
push eax
call sub.WS2_32.dll_connect
xor ecx, ecx
cmp eax, 0xffffffff
setne cl
mov eax, ecx
ret 8

Function at 0x4531c0
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 0x453209
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 0x453680
Capabilities:
Access peb ldr_data

Disassembly:
push 0xffffffffffffffff
push 0x482820
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.00453230
lea eax, [esp + 4]
lea ecx, [esi + 4]
push eax
mov dword [esp + 0x18], 0
call fcn.004532b0
lea ecx, [esp + 4]
push ecx
lea ecx, [esi + 0x14]
call fcn.004532b0
lea ecx, [esi + 0xc]
call fcn.00472297
lea ecx, [esi + 0x10]
call fcn.00472297
push 0xffffffffffffffff
push 0
lea ecx, [esi + 0x1c]
call fcn.00455af0
push 0xffffffffffffffff
push 0
lea ecx, [esi + 0x30]
call fcn.00455af0
push 0xffffffffffffffff
push 0
lea ecx, [esi + 0x44]
call fcn.00455af0
lea ecx, [esp + 8]
mov dword [esp + 0x14], 1
call fcn.0047230c
lea ecx, [esp + 4]
mov dword [esp + 0x14], 0xffffffff
call fcn.0047230c
mov ecx, dword [esp + 0xc]
pop esi
mov dword fs:[0], ecx
add esp, 0x14
ret

Function at 0x454328
Capabilities:
Get hostname

Disassembly:
mov eax, dword fs:[0]
push 0xffffffffffffffff
push 0x482a48
push eax
mov dword fs:[0], esp
sub esp, 0x64
push esi
mov esi, ecx
push edi
mov eax, dword [esi + 4]
test eax, eax
je 0x454338
call fcn.00454850
mov edi, dword [esp + 0x7c]
test edi, edi
je 0x45441b
cmp byte [edi], 0
je 0x45441b
mov eax, dword [esp + 0x8c]
test eax, eax
jg 0x45435d
mov eax, 0x7d0
mov ecx, esi
mov dword [esi + 8], eax
call fcn.00453050
test eax, eax
jne 0x45437d
push 0x4beeb0
lea ecx, [esi + 0x38]
call fcn.00472495
jmp 0x45441b
mov eax, dword [esp + 0x80]
mov ecx, esi
push eax
push edi
call fcn.004530a0
test eax, eax
jne 0x4543ac
mov ecx, esi
call fcn.004531a0
push edi
add esi, 0x38
push 0x4bee8c
push esi
call fcn.0046fe77
add esp, 0xc
jmp 0x45441b
push 0xdc
mov ecx, esi
mov dword [esi + 4], 1
call fcn.004550e0
test eax, eax
je 0x454414
lea ecx, [esp + 8]
push 0x64
push ecx
call sub.WS2_32.dll_gethostname
mov eax, dword [esp + 0x88]
mov ecx, dword [esp + 0x84]
lea edx, [esp + 0x8c]
mov dword [esp + 0x8c], 1
push edx
push eax
lea edx, [esp + 0x10]
push ecx
push edx
mov ecx, esi
call fcn.004544f0
test eax, eax
jne 0x454430
push edi
lea eax, [esi + 0x38]
push 0x4bee68
push eax
call fcn.0046fe77
add esp, 0xc
mov ecx, esi
call fcn.00454850
pop edi
xor eax, eax
pop esi
mov ecx, dword [esp + 0x64]
mov dword fs:[0], ecx
add esp, 0x70
ret 0x14
mov eax, dword [esp + 0x8c]
test eax, eax
je 0x4544d8
mov ecx, dword [0x4c0d18]
mov dword [esp + 0x7c], ecx
lea edx, [esp + 8]
lea eax, [esp + 0x7c]
push edx
push str.HELO__s_r_n
push eax
mov dword [esp + 0x80], 0
call fcn.0046fe77
mov edx, dword [esp + 0x88]
or ecx, 0xffffffff
mov edi, edx
xor eax, eax
add esp, 0xc
repne scasb al, byte es:[edi]
not ecx
dec ecx
push ecx
push edx
mov ecx, esi
call fcn.00453150
test eax, eax
jne 0x45449a
push 0x4bee4c
lea ecx, [esi + 0x38]
call fcn.00472495
jmp 0x4544aa
push 0xfa
mov ecx, esi
call fcn.004550e0
test eax, eax
jne 0x4544c7
mov ecx, esi
call fcn.00454850
lea ecx, [esp + 0x7c]
mov dword [esp + 0x74], 0xffffffff
call fcn.0047230c
jmp 0x45441b
lea ecx, [esp + 0x7c]
mov dword [esp + 0x74], 0xffffffff
call fcn.0047230c
mov ecx, dword [esp + 0x6c]
pop edi
mov eax, 1
pop esi
mov dword fs:[0], ecx
add esp, 0x70
ret 0x14
Function at 0x456f00
Capabilities:
Encrypt data using des

Disassembly:
sub esp, 0xf4
xor ecx, ecx
push ebx
push ebp
push esi
mov esi, dword [esp + 0x104]
push edi
xor eax, eax
mov al, byte [ecx + str.80_]
mov edx, eax
and eax, 7
sar edx, 3
mov bl, byte [eax*2 + 0x4bf1ec]
mov dl, byte [edx + esi]
test bl, dl
setne al
mov byte [esp + ecx + 0x4c], al
inc ecx
cmp ecx, 0x38
jl 0x456f13
mov eax, 0x1e
xor edx, edx
mov dword [esp + 0x10], eax
cmp dword [esp + 0x10c], 1
je 0x456f54
lea eax, [edx + edx]
lea edi, [esp + eax*4 + 0x88]
lea ebp, [esp + eax*4 + 0x84]
xor eax, eax
xor ecx, ecx
mov cl, byte [edx + 0x4bf294]
mov dword [edi], 0
mov dword [ebp], 0
mov esi, ecx
cmp ecx, 0x1c
jge 0x456f86
mov bl, byte [esp + ecx + 0x4c]
jmp 0x456f8a
mov bl, byte [esp + ecx + 0x30]
mov byte [esp + eax + 0x14], bl
inc eax
inc ecx
cmp eax, 0x1c
jl 0x456f7b
mov eax, 0x1c
lea ecx, [esi + 0x1c]
cmp ecx, 0x38
jge 0x456fa8
mov bl, byte [esp + ecx + 0x4c]
jmp 0x456fac
mov bl, byte [esp + ecx + 0x30]
mov byte [esp + eax + 0x14], bl
inc eax
inc ecx
cmp eax, 0x38
jl 0x456f9d
xor ecx, ecx
mov eax, 0x4bf1fc
xor ebx, ebx
mov bl, byte [ecx + 0x4bf2a4]
cmp byte [esp + ebx + 0x14], 0
je 0x456fd7
mov esi, dword [eax]
mov ebx, dword [ebp]
or ebx, esi
mov dword [ebp], ebx
xor ebx, ebx
mov bl, byte [ecx + 0x4bf2bc]
cmp byte [esp + ebx + 0x14], 0
je 0x456fee
mov esi, dword [eax]
mov ebx, dword [edi]
or ebx, esi
mov dword [edi], ebx
add eax, 4
inc ecx
cmp eax, str.80_
jl 0x456fbe
mov eax, dword [esp + 0x10]
inc edx
sub eax, 2
cmp eax, 0xfffffffe
mov dword [esp + 0x10], eax
jg 0x456f47
lea edx, [esp + 0x84]
push edx
call fcn.00457030
add esp, 4
pop edi
pop esi
pop ebp
pop ebx
add esp, 0xf4
ret
Function at 0x474726
Capabilities:
Get graphical window text

Disassembly:
push esi
mov esi, ecx
mov ecx, dword [esi + 0x38]
test ecx, ecx
jne 0x47475e
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.004727b3
push eax
push dword [esi + 0x1c]
call dword [sym.imp.USER32.dll_GetWindowTextA]
mov ecx, dword [esp + 8]
push 0xffffffffffffffff
call fcn.0047278b
jmp 0x47476a
mov eax, dword [ecx]
push dword [esp + 8]
call dword [eax + 0x88]
pop esi
ret 4

Function at 0x475e17
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 0x475e59
call fcn.0047bbc2
mov esi, dword [eax + 0xc]
push 0xf0
push dword [esp + 0x14]
push esi
call dword [sym.imp.KERNEL32.dll_FindResourceA]
cmp eax, edi
je 0x475e59
push eax
push esi
call dword [sym.imp.KERNEL32.dll_LoadResource]
cmp eax, edi
jne 0x475e50
xor eax, eax
jmp 0x475e61
push eax
call dword [sym.imp.KERNEL32.dll_LockResource]
mov edi, eax
push edi
mov ecx, ebx
call fcn.00475e67
pop edi
pop esi
pop ebx
ret 4

Function at 0x47c0f2
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 0x47c120
push dword [esi]
call dword [sym.imp.KERNEL32.dll_TlsGetValue]
test eax, eax
je 0x47c13e
push dword [esp + 0xc]
mov ecx, esi
push eax
call fcn.0047c058
jmp 0x47c13e
mov eax, dword [esi + 0x14]
test eax, eax
je 0x47c13e
push edi
push dword [esp + 0x10]
mov edi, dword [eax + 4]
mov ecx, esi
push eax
call fcn.0047c058
test edi, edi
mov eax, edi
jne 0x47c128
pop edi
push ebx
call dword [sym.imp.KERNEL32.dll_LeaveCriticalSection]
pop esi
pop ebx
ret 8
Function at 0x403800
Capabilities:
Access peb ldr_data

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x404dd0
mov eax, dword fs:[0]
push eax
push esi
push edi
mov eax, dword [0x408018]
xor eax, ebp
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov edi, ecx
mov esi, dword [ebp + 8]
mov dword [esi], vtable.IMessage.0
mov al, byte [edi + 4]
mov byte [esi + 4], al
xor eax, eax
mov dword [ebp - 4], eax
mov dword [esi], vtable.BaseMessage_struct_RequestAddModuleMessage_.0
mov ecx, dword [edi + 8]
mov dword [esi + 8], ecx
mov edx, dword [edi + 0xc]
mov dword [esi + 0xc], edx
mov ecx, dword [edi + 0x10]
mov dword [esi + 0x10], ecx
lea ecx, [esi + 0x14]
mov dword [ecx + 0x10], eax
push eax
lea eax, [edi + 0x14]
xor edx, edx
push eax
mov dword [ecx + 0x14], 7
or eax, 0xffffffff
mov word [ecx], dx
call fcn.00401af0
mov dword [ebp - 4], 1
mov dword [esi], vtable.RequestAddModuleMessage.0
mov ecx, dword [edi + 0x30]
mov dword [esi + 0x30], ecx
mov dl, byte [edi + 0x34]
add edi, 0x38
push edi
lea eax, [esi + 0x38]
push eax
mov byte [esi + 0x34], dl
call fcn.00401f20
mov eax, esi
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
mov esp, ebp
pop ebp
ret 4

Function at 0x4041ba
Capabilities:
Terminate process

Disassembly:
cmp ecx, dword [0x408018]
jne 0x4041c4
repz ret
jmp fcn.0040450e

Function at 0x40100b
Capabilities:
Query or enumerate registry value

Disassembly:
call 0x40100b
push eax
call sub.KERNEL32.dll_ExitProcess
push ebp
mov ebp, esp
add esp, 0xfffffef0
jmp 0x40109c
lea eax, [ebp - 0x104]
push eax
call fcn.004011ec
push 0x401019
lea eax, [ebp - 0x104]
push eax
call sub.KERNEL32.dll_lstrcatA
push eax
call sub.KERNEL32.dll_LoadLibraryA
test eax, eax
jne 0x401165
lea eax, [ebp - 0x10c]
push eax
push 0x20019
push 0
push 0x401038
push 0x80000001
call sub.ADVAPI32.dll_RegOpenKeyExA
cmp eax, 0
jne 0x4011a5
mov dword [ebp - 0x110], 0x103
lea eax, [ebp - 0x110]
push eax
lea eax, [ebp - 0x104]
push eax
push 0
push 0
push 0x401052
push dword [ebp - 0x10c]
call sub.ADVAPI32.dll_RegQueryValueExA
push eax
push dword [ebp - 0x10c]
call sub.ADVAPI32.dll_RegCloseKey
pop eax
cmp eax, 0
jne 0x4011a5
lea eax, [ebp - 0x104]
push eax
call sub.KERNEL32.dll_lstrlenA
lea ebx, [ebp - 0x104]
add ebx, eax
dec ebx
cmp byte [ebx], 0x5c
je 0x40114a
mov word [ebx], 0x5c
push 0x401023
lea eax, [ebp - 0x104]
push eax
call sub.KERNEL32.dll_lstrcatA
push eax
call sub.KERNEL32.dll_LoadLibraryA
test eax, eax
je 0x4011a5
mov dword [ebp - 0x108], eax
push 0x40102d
push eax
call sub.KERNEL32.dll_GetProcAddress
test eax, eax
je 0x40119a
push 0x3e8
call eax
test eax, eax
je 0x40119a
call 0x40118a
add dword [esp], 0x1e76
call eax
push 0
call sub.KERNEL32.dll_ExitProcess
push dword [ebp - 0x108]
call sub.KERNEL32.dll_FreeLibrary
push 0x10
push 0x401096
push 0x401057
push 0
call sub.USER32.dll_MessageBoxA
mov eax, 0xffffffff
leave
ret
Function at 0x40ec00
Capabilities:
Enumerate files on windows

Disassembly:
push 0xffffffffffffffff
push 0x47047b
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.00464df9
mov ecx, dword [esp + 8]
mov dword [esp + 0x190], 0
mov eax, dword [ecx - 8]
test eax, eax
je 0x40ec82
lea edx, [esp + 0x10]
push 1
push edx
lea ecx, [esp + 0x10]
call fcn.00462d10
mov eax, dword [eax]
push 0x4dd1f0
push eax
call fcn.00455944
add esp, 8
lea ecx, [esp + 0x10]
test eax, eax
setne bl
call fcn.00465084
test bl, bl
je 0x40ec82
push 0x4dd1f0
lea ecx, [esp + 0xc]
call fcn.00465414
push 0x4e0d6c
lea ecx, [esp + 0xc]
call fcn.00465414
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 0x40ecbe
lea ecx, [esp + 8]
mov dword [esp + 0x190], eax
call fcn.00465084
jmp 0x40ed89
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 0x40ed42
lea edx, [esp + 0x7c]
push 0x4e0d68
push edx
call fcn.00455944
add esp, 8
test eax, eax
je 0x40ed42
lea eax, [esp + 0x7c]
push 0x4e0d64
push eax
call fcn.00455944
add esp, 8
test eax, eax
je 0x40ed42
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 0x40ecd2
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.00465084
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 0x40f580
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 0x40f5e2
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 0x40f5f0
Capabilities:
Create process on windows

Disassembly:
push 0xffffffffffffffff
push 0x4704fb
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x20c
mov eax, dword [0x4e7730]
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 0x40f728
mov ecx, dword [edi + 0x48]
lea esi, [edi + 0x48]
mov eax, dword [ecx - 8]
test eax, eax
jne 0x40f656
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.00465084
xor eax, eax
jmp 0x40f79f
push str.mailto:
lea ecx, [esp + 0xc]
call fcn.004651c1
push esi
lea ecx, [esp + 0xc]
call fcn.00465450
mov ecx, dword [esp + 8]
push ebx
push ebp
mov ebp, dword [esp + 0x22c]
push ebp
push 0
push 0
push ecx
push 0x4e0da4
push 0
call dword [sym.imp.SHELL32.dll_ShellExecuteA]
mov esi, eax
cmp esi, 0x20
ja 0x40f77d
lea edx, [esp + 0x14]
mov ecx, edi
push edx
push str..htm
push closesocket
call fcn.0040f580
test eax, eax
jne 0x40f77d
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.0040f580
test eax, eax
jne 0x40f77d
lea eax, [esp + 0x14]
push 0x4e0d80
push eax
call fcn.00456980
mov esi, eax
add esp, 8
test esi, esi
jne 0x40f75c
lea ecx, [esp + 0x14]
push 0x4e0d7c
push ecx
call fcn.00456900
mov esi, eax
add esp, 8
test esi, esi
jne 0x40f75c
lea edx, [esp + 0x14]
push edx
call dword [sym.imp.KERNEL32.dll_lstrlenA]
lea esi, [esp + eax + 0x13]
jmp 0x40f75f
lea edx, [edi + 0x4c]
lea ecx, [esp + 8]
push edx
call fcn.00465171
mov eax, dword [esp + 8]
mov ecx, dword [eax - 8]
test ecx, ecx
jne 0x40f66e
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.00465084
xor eax, eax
jmp 0x40f79f
mov byte [esi], 0
push 0x4e0d78
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.00465084
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 0x421690
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 0x4216fe
cmp si, 0x69
ja 0x4216fe
add esi, 0xffd0
cmp si, 0x11
je 0x4216ce
push 0x11
call edi
test ax, ax
jge 0x4216ce
or esi, 0x2000
cmp si, 0x10
je 0x4216e3
push 0x10
call edi
test ax, ax
jge 0x4216e3
or esi, 0x4000
cmp si, 0x12
je 0x4216f8
push 0x12
call edi
test ax, ax
jge 0x4216f8
or esi, 0x8000
mov ax, si
pop edi
pop esi
ret
cmp si, 0x6d
jne 0x42170b
mov esi, 0xbd
jmp 0x4216bf
cmp si, 0x6e
jne 0x421718
mov esi, 0xbe
jmp 0x4216bf
cmp si, 0x6f
jne 0x4216b9
mov esi, 0xbf
jmp 0x4216bf

Function at 0x422db0
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push ecx
mov eax, dword [0x4f7e00]
xor edx, edx
cmp eax, edx
jne 0x422dd6
xor eax, eax
mov byte [eax + 0x4f7d00], al
inc eax
cmp eax, 0x100
jl 0x422dbe
mov dword [0x4f7e00], 1
mov eax, dword [esp + 0xc]
push ebx
mov ebx, dword [esp + 0x14]
push esi
push edi
mov ecx, 0x40
mov esi, 0x4f7d00
mov edi, ebx
rep movsd dword es:[edi], dword [esi]
cmp eax, edx
mov byte [ebx + 0x100], dl
mov byte [ebx + 0x101], dl
jle 0x422e67
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 0x422e3a
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 0x422e08
pop ebp
pop edi
pop esi
pop ebx
pop ecx
ret

Function at 0x422ee0
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 0x422f33
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 0x422f1a
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 0x4299e0
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 0x429b78
cmp ebp, ebx
jle 0x429b78
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 0x429a3e
dec eax
or eax, 0xfffffff8
inc eax
je 0x429a45
inc edi
mov dword [esp + 0x10], edi
mov ecx, edi
and ecx, reloc.WS2_32.dll_accept
jns 0x429a54
dec ecx
or ecx, 0xfffffffe
inc ecx
je 0x429a5b
inc edi
mov dword [esp + 0x10], edi
push 0x18
call fcn.00464dc5
add esp, 4
cmp eax, ebx
je 0x429a7c
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.00464dc5
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 0x429b6e
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 0x429b55
mov al, byte [edx]
cmp al, 0xc0
jbe 0x429b41
and eax, 0xff
sub eax, 0xc0
inc edx
mov esi, eax
mov dword [esp + 0x24], edx
cmp esi, 1
jle 0x429b36
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 0x429b44
mov al, byte [edx]
mov esi, dword [esp + 0x18]
mov byte [ebp], al
jmp 0x429b44
mov byte [ebp], al
inc ebp
add ecx, 8
inc edx
cmp ecx, esi
mov dword [esp + 0x2c], ecx
jl 0x429ae0
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 0x429ad1
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