NSudo[.]exe | Triage

Resubmissions

07/02/2023, 03:59

230207-ekhfvscd81 3

07/02/2023, 03:53

230207-efy8tahc67 1

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General

Target

NSudo.exe
Size

247KB
MD5

5cae01aea8ed390ce9bec17b6c1237e4
SHA1

3a80a49efaac5d839400e4fb8f803243fb39a513
SHA256

19896a23d7b054625c2f6b1ee1551a0da68ad25cddbb24510a3b74578418e618
SHA512

c8e54c92133ba686238ea554c1cd82ba441db5fd4b0cbd5082d5eb4ddfcedd15506b9dac553459d0b2221c75778241f926ed3eef64571e4b1e0eb6f80ff9b481
SSDEEP

3072:n3vg+rJrkQVOUPrxLExK08A+MQ20AFHxH32Hdxkq5:n3vg+rOgOyrNEI3AxQUHK

Score

1^/10

Malware Config

Signatures

Files

NSudo.exe
.exe windows x64

55fa9bd502457bea13d3626a68dc1cad

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

Imports

kernel32

DeleteCriticalSection
WaitForSingleObjectEx
GetCurrentProcess
GetCurrentThreadId
ResumeThread
SetPriorityClass
OpenProcess
FreeLibrary
LoadLibraryW
MulDiv
CopyFileW
MoveFileExW
InitializeCriticalSectionEx
TerminateProcess
LoadLibraryExA
VirtualFree
VirtualAlloc
FlushInstructionCache
InterlockedPushEntrySList
InterlockedPopEntrySList
GetProcessHeap
HeapFree
HeapAlloc
OutputDebugStringW
InitializeSListHead
EnterCriticalSection
LeaveCriticalSection
DecodePointer
RaiseException
SetFileAttributesW
GetFileAttributesW
DeleteFileW
ExpandEnvironmentStringsW
GetCommandLineW
SizeofResource
LockResource
LoadResource
FindResourceExW
GetSystemWindowsDirectoryW
SleepEx
SetLastError
CloseHandle
VerifyVersionInfoW
GetModuleHandleW
VerSetConditionMask
MultiByteToWideChar
GetProcAddress
GetModuleFileNameW
GetTickCount64
QueryPerformanceCounter
GetLastError
GetSystemTimeAsFileTime
GetCurrentProcessId
IsProcessorFeaturePresent
GetStartupInfoW
SetUnhandledExceptionFilter
UnhandledExceptionFilter
IsDebuggerPresent
RtlVirtualUnwind
RtlLookupFunctionEntry
RtlCaptureContext
EncodePointer
InitOnceExecuteOnce

user32

EndPaint
GetWindowTextW
GetClientRect
BeginPaint
LoadImageW
MonitorFromWindow
ChangeWindowMessageFilter
GetDC
SetWindowLongPtrW
UnregisterClassW
DialogBoxParamW
SendMessageW
SetWindowTextW
DrawIconEx
EndDialog
GetDlgItem

gdi32

GetDeviceCaps

comdlg32

GetOpenFileNameW

advapi32

RegDeleteTreeW
RegSetValueExW
RegOpenKeyExW
RegCreateKeyExW
RegCloseKey
SetTokenInformation
RevertToSelf
InitializeAcl
GetTokenInformation
GetLengthSid
GetAce
FreeSid
EqualSid
DuplicateTokenEx
CreateRestrictedToken
AllocateAndInitializeSid
AdjustTokenPrivileges
AddAce
AddAccessAllowedAce
OpenProcessToken
SetThreadToken
CreateProcessAsUserW
StartServiceW
QueryServiceStatusEx
OpenServiceW
OpenSCManagerW
CloseServiceHandle

shell32

DragQueryFileW
DragFinish

ole32

CoInitializeEx

wtsapi32

WTSQueryUserToken
WTSEnumerateProcessesW
WTSFreeMemory

userenv

DestroyEnvironmentBlock
CreateEnvironmentBlock

msvcrt

abort
fseek
__C_specific_handler
_cexit
??0exception@@QEAA@AEBQEBD@Z
__setusermatherr
_initterm
_initterm_e
exit
_exit
_c_exit
__wgetmainargs
atexit
_wcmdln
_lock
_unlock
_fseeki64
?terminate@@YAXXZ
_strtoi64
_strtoui64
??0exception@@QEAA@XZ
??0exception@@QEAA@AEBV0@@Z
??1exception@@UEAA@XZ
?what@exception@@UEBAPEBDXZ
_XcptFilter
fsetpos
fwrite
memmove
memcpy
??2@YAPEAX_K@Z
memset
setlocale
??3@YAXPEAX@Z
memcmp
localeconv
ungetc
setvbuf
fread
fputc
fgetpos
fgetc
fflush
fclose
strtod
_set_fmode
malloc
free
_wcsicmp
wcsrchr
_errno
??_V@YAXPEAX@Z
__CxxFrameHandler3
_CxxThrowException
_wcsnicmp
_iob
_vsnprintf
__set_app_type
_commode
wcslen
__dllonexit
wcsstr
_wfsopen

msvcp60

_Toupper
_Tolower
_Getctype

Sections

.text
Size: 116KB - Virtual size: 115KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 50KB - Virtual size: 49KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 3KB - Virtual size: 5KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 7KB - Virtual size: 6KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 69KB - Virtual size: 68KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 1024B - Virtual size: 716B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Resubmissions

Sharing

General

Malware Config

Signatures

Files

55fa9bd502457bea13d3626a68dc1cad

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

user32

gdi32

comdlg32

advapi32

shell32

ole32

wtsapi32

userenv

msvcrt

msvcp60

Sections

.text Size: 116KB - Virtual size: 115KB

.rdata Size: 50KB - Virtual size: 49KB

.data Size: 3KB - Virtual size: 5KB

.pdata Size: 7KB - Virtual size: 6KB

.rsrc Size: 69KB - Virtual size: 68KB

.reloc Size: 1024B - Virtual size: 716B

.text
Size: 116KB - Virtual size: 115KB

.rdata
Size: 50KB - Virtual size: 49KB

.data
Size: 3KB - Virtual size: 5KB

.pdata
Size: 7KB - Virtual size: 6KB

.rsrc
Size: 69KB - Virtual size: 68KB

.reloc
Size: 1024B - Virtual size: 716B