fsutil[.]exe | Triage

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General

Target

fsutil.exe
Size

148KB
MD5

95e0d6fe899258010844d67b9d30e8f6
SHA1

78fa5bcb298fad6c3d2c0913487f2418b198a6ce
SHA256

91ccc04bc4d42db209b49d2e6e669c34bbdcaef457eee9facaef54f4efcd9df2
SHA512

681c4933512e6a6277a6e5ec116f5be3b2723a379383bc7c7a6436a8dee08cdc151aeb66aa5d80412467e8bf3329967ba7a45426d3c731a2f4aee5c497c711fb
SSDEEP

3072:XyWHR2dd0EbuO2lw9Vtco7H36JScoMUEdR+X/pNaZSx+nldGWCj:WL0MT2lToWvtIUSx+n2n

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
fsutil.exe

Files

fsutil.exe
.exe windows:10 windows x86

b3aac609bb4b3447014a3b392fac2adc

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_GUARD_CF
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE

Imports

msvcrt

_initterm
__p__fmode
_cexit
_exit
__set_app_type
__wgetmainargs
memmove
_amsg_exit
__p__commode
_XcptFilter
wcstol
wcstok_s
_wcstoui64
_except_handler4_common
iswctype
_errno
exit
_wcsdup
wcsncpy_s
memcpy_s
memcpy
_local_unwind4
wcscpy_s
realloc
wcschr
towupper
_wtoi
wcsrchr
wcscat_s
isalpha
isdigit
_controlfp
toupper
setlocale
calloc
wcstoul
_vsnwprintf
wprintf
swprintf_s
malloc
?terminate@@YAXXZ
_wcsicmp
free
_wcsnicmp
__setusermatherr
memset

ntdll

RtlVerifyVersionInfo
VerSetConditionMask
NtQuerySystemInformation
RtlTimeToTimeFields
RtlStringFromGUID
NtEnumerateTransactionObject
RtlInitializeCriticalSection
RtlGetOwnerSecurityDescriptor
RtlAllocateHeap
NtQuerySecurityObject
RtlFreeUnicodeString
RtlConvertSidToUnicodeString
NtCreateFile
RtlFreeHeap
NtClose
RtlSetCurrentTransaction
RtlGetCurrentTransaction
NtSetQuotaInformationFile
NtQueryQuotaInformationFile
RtlLengthSid
NtSetVolumeInformationFile
NtOpenFile
RtlInitUnicodeString
NtQueryVolumeInformationFile
NtQueryEaFile
NtQueryInformationFile
RtlNtStatusToDosError
NtSetInformationFile
RtlInitializeGenericTableAvl
RtlInsertElementGenericTableAvl
RtlLookupElementGenericTableAvl
RtlDosPathNameToNtPathName_U

api-ms-win-core-registry-l1-1-0

RegCloseKey
RegQueryValueExW
RegOpenKeyExW
RegEnumKeyExW
RegEnumValueW
RegSetValueExW

api-ms-win-core-file-l1-1-0

SetEndOfFile
CreateDirectoryW
GetFileAttributesW
GetFinalPathNameByHandleW
CreateFileW
FindVolumeClose
FindNextVolumeW
FindFirstVolumeW
QueryDosDeviceW
GetDiskFreeSpaceExW
DeleteFileW
GetDriveTypeW
FindClose
GetFileInformationByHandle
WriteFile
GetVolumePathNameW
GetLogicalDriveStringsW
GetVolumeInformationW
SetFilePointerEx
GetFileType
GetFileSizeEx
GetTempFileNameW
GetFullPathNameW
FindNextFileW
FindFirstFileW

api-ms-win-core-sysinfo-l1-1-0

GetTickCount
GetSystemDirectoryW
GetWindowsDirectoryW
GetSystemTimeAsFileTime
GetVersionExW
GetSystemInfo
GetComputerNameExW

api-ms-win-core-errorhandling-l1-1-0

SetLastError
GetLastError
RaiseException
UnhandledExceptionFilter
SetUnhandledExceptionFilter

api-ms-win-core-io-l1-1-0

DeviceIoControl

api-ms-win-core-handle-l1-1-0

CloseHandle

api-ms-win-core-libraryloader-l1-2-1

LoadLibraryW

api-ms-win-core-libraryloader-l1-2-0

GetProcAddress
LoadLibraryExA
FreeLibrary
GetModuleFileNameA
GetModuleHandleW

api-ms-win-security-base-l1-1-0

FreeSid
CheckTokenMembership
AdjustTokenPrivileges
AllocateAndInitializeSid

api-ms-win-core-processthreads-l1-1-0

GetCurrentThreadId
GetCurrentProcessId
GetCurrentProcess
TerminateProcess
CreateProcessW
OpenProcessToken

api-ms-win-security-lsalookup-l2-1-0

LookupAccountNameW
LookupAccountSidW
LookupPrivilegeValueW

api-ms-win-core-com-l1-1-0

StringFromGUID2
CoTaskMemFree
IIDFromString
StringFromIID

api-ms-win-core-localization-l1-2-0

FormatMessageW
GetLocaleInfoEx
SetThreadUILanguage

api-ms-win-core-string-obsolete-l1-1-0

lstrcmpW

api-ms-win-core-synch-l1-2-0

Sleep

api-ms-win-core-file-l2-1-0

GetFileInformationByHandleEx
CreateHardLinkW

api-ms-win-core-file-l2-1-1

OpenFileById

api-ms-win-core-string-l1-1-0

WideCharToMultiByte
MultiByteToWideChar

api-ms-win-core-profile-l1-1-0

QueryPerformanceFrequency
QueryPerformanceCounter

api-ms-win-core-file-l1-2-2

FindFirstFileNameW
FindNextFileNameW

api-ms-win-core-heap-l1-1-0

HeapFree
GetProcessHeap
HeapAlloc
HeapSetInformation

api-ms-win-security-lsalookup-l1-1-0

LookupAccountSidLocalW
LookupAccountNameLocalW

api-ms-win-core-timezone-l1-1-0

SystemTimeToTzSpecificLocalTime
FileTimeToSystemTime

api-ms-win-core-datetime-l1-1-0

GetDateFormatW
GetTimeFormatW

api-ms-win-core-console-l1-1-0

GetConsoleOutputCP
WriteConsoleW
GetConsoleMode
SetConsoleCtrlHandler

api-ms-win-core-synch-l1-1-0

ReleaseSRWLockExclusive
WaitForSingleObject
AcquireSRWLockExclusive

api-ms-win-core-processenvironment-l1-1-0

GetCurrentDirectoryW
ExpandEnvironmentStringsW
GetStdHandle

api-ms-win-core-file-l1-2-0

GetVolumeNameForVolumeMountPointW
GetVolumePathNamesForVolumeNameW
GetTempPathW

api-ms-win-core-heap-l2-1-0

LocalAlloc
LocalFree

api-ms-win-security-lsapolicy-l1-1-0

LsaOpenPolicy
LsaLookupSids
LsaFreeMemory

api-ms-win-core-localization-l2-1-0

GetNumberFormatEx

api-ms-win-core-apiquery-l1-1-0

ApiSetQueryApiSetPresence

api-ms-win-eventing-provider-l1-1-0

EventUnregister
EventWriteTransfer
EventRegister
EventSetInformation
EventProviderEnabled

api-ms-win-core-memory-l1-1-0

VirtualProtect
VirtualQuery

Sections

.text
Size: 126KB - Virtual size: 126KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 4KB - Virtual size: 5KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.idata
Size: 7KB - Virtual size: 7KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.didat
Size: 512B - Virtual size: 60B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 2KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 6KB - Virtual size: 6KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

b3aac609bb4b3447014a3b392fac2adc

Headers

DLL Characteristics

File Characteristics

Imports

msvcrt

ntdll

api-ms-win-core-registry-l1-1-0

api-ms-win-core-file-l1-1-0

api-ms-win-core-sysinfo-l1-1-0

api-ms-win-core-errorhandling-l1-1-0

api-ms-win-core-io-l1-1-0

api-ms-win-core-handle-l1-1-0

api-ms-win-core-libraryloader-l1-2-1

api-ms-win-core-libraryloader-l1-2-0

api-ms-win-security-base-l1-1-0

api-ms-win-core-processthreads-l1-1-0

api-ms-win-security-lsalookup-l2-1-0

api-ms-win-core-com-l1-1-0

api-ms-win-core-localization-l1-2-0

api-ms-win-core-string-obsolete-l1-1-0

api-ms-win-core-synch-l1-2-0

api-ms-win-core-file-l2-1-0

api-ms-win-core-file-l2-1-1

api-ms-win-core-string-l1-1-0

api-ms-win-core-profile-l1-1-0

api-ms-win-core-file-l1-2-2

api-ms-win-core-heap-l1-1-0

api-ms-win-security-lsalookup-l1-1-0

api-ms-win-core-timezone-l1-1-0

api-ms-win-core-datetime-l1-1-0

api-ms-win-core-console-l1-1-0

api-ms-win-core-synch-l1-1-0

api-ms-win-core-processenvironment-l1-1-0

api-ms-win-core-file-l1-2-0

api-ms-win-core-heap-l2-1-0

api-ms-win-security-lsapolicy-l1-1-0

api-ms-win-core-localization-l2-1-0

api-ms-win-core-apiquery-l1-1-0

api-ms-win-eventing-provider-l1-1-0

api-ms-win-core-memory-l1-1-0

Sections

.text Size: 126KB - Virtual size: 126KB

.data Size: 4KB - Virtual size: 5KB

.idata Size: 7KB - Virtual size: 7KB

.didat Size: 512B - Virtual size: 60B

.rsrc Size: 2KB - Virtual size: 1KB

.reloc Size: 6KB - Virtual size: 6KB

.text
Size: 126KB - Virtual size: 126KB

.data
Size: 4KB - Virtual size: 5KB

.idata
Size: 7KB - Virtual size: 7KB

.didat
Size: 512B - Virtual size: 60B

.rsrc
Size: 2KB - Virtual size: 1KB

.reloc
Size: 6KB - Virtual size: 6KB