cleanmgr[.]exe

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General

Target

cleanmgr.exe
Size

267KB
MD5

16b42d31db38a49c3ef2114a779d71bb
SHA1

eda8555099bc92e65227c0982927d22323c5292f
SHA256

ac9ca4f367ea0687ef36cc132f66a0e13513723661a43afcd147aa4c9ad52dbd
SHA512

81f689f5c800b9426a87e0d62980d16f7c482fb4aaa1f3b5c5be28d161181e023d390dfdc2904790d23c64ac28b5c72914fbc0e20e89c4b3ba51cf3dd0041923
SSDEEP

3072:oz/+hGc0WAFUR2rtOJxQmty4FAEPGRvQhRkKqUa9antF5hvvJkuXpNr0p:MqRZJxQm84yE+ohSKq99UF5hvv/4

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
cleanmgr.exe

Files

cleanmgr.exe
.exe windows:10 windows x86

80ffe57395ec9b9d53acf5505564108f

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

gdi32

SetTextColor
SetBkColor
GetTextExtentPoint32W
SetBkMode
GetLayout
ExtTextOutW

user32

SetForegroundWindow
PostMessageW
DispatchMessageW
EnumWindows
LoadStringW
MessageBoxW
ShowWindow
SendMessageW
GetDlgItem
SetWindowLongW
SendDlgItemMessageW
GetParent
SetDlgItemTextW
GetClientRect
GetWindowTextW
DrawFocusRect
DrawIconEx
GetSysColor
SetFocus
EndDialog
DialogBoxParamW
DestroyWindow
CreateDialogParamW
IsDialogMessageW
GetMessageW
DestroyIcon
LoadIconW
EnableWindow
GetWindowLongW
TranslateMessage
GetSystemMetrics

msvcrt

_vsnwprintf
free
realloc
malloc
_ftol2
_CIsqrt
memset
_except_handler4_common
_controlfp
?terminate@@YAXXZ
_onexit
__dllonexit
_unlock
_lock
_initterm
__setusermatherr
__p__fmode
_cexit
_exit
exit
__set_app_type
__getmainargs
_amsg_exit
__p__commode
_XcptFilter
_i64toa_s
_wcsicmp
toupper
memcpy_s

comctl32

ImageList_ReplaceIcon
ord345
CreatePropertySheetPageW
PropertySheetW
ImageList_Create
ord17

shell32

SHGetFileInfoW
ord680
ExtractIconExW
ShellExecuteExW

shlwapi

ord271
StrFormatByteSizeW
StrCmpW
StrToIntW
StrStrIW
ord487
SHDeleteKeyW
PathStripToRootW
StrCmpNW

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

FormatMessageW

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

OpenProcessToken
GetCurrentProcess
TerminateProcess
GetCurrentThreadId
CreateThread
GetCurrentProcessId

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

GetProcessHeap
HeapSetInformation
HeapAlloc
HeapFree

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

GetModuleFileNameW
FreeLibrary
GetModuleFileNameA
LoadLibraryExW
GetModuleHandleW
GetProcAddress
GetModuleHandleExW

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

IsDebuggerPresent
DebugBreak
OutputDebugStringW

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

GetLastError
UnhandledExceptionFilter
SetLastError
SetUnhandledExceptionFilter
SetErrorMode

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

CloseHandle

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

ReleaseSemaphore
CreateSemaphoreExW
ReleaseSRWLockExclusive
ReleaseMutex
WaitForSingleObjectEx
CreateEventW
WaitForSingleObject
AcquireSRWLockExclusive
SetEvent
OpenSemaphoreW
CreateMutexExW

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

EventUnregister
EventWriteTransfer
EventActivityIdControl
EventRegister
EventSetInformation

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

CoGetMalloc
CoInitializeEx
CLSIDFromString
CoTaskMemFree
CoTaskMemAlloc
CoCreateInstance
CoUninitialize

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

GetTickCount64
GetSystemTimeAsFileTime
GetWindowsDirectoryW
GetTickCount
GetSystemTime

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

LocalAlloc
LocalFree

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

GetDriveTypeW
GetVolumeInformationW
GetDiskFreeSpaceExW
GetDiskFreeSpaceW

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

GetCommandLineW

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

WideCharToMultiByte

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

GetVolumeNameForVolumeMountPointW

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

InitOnceComplete
InitOnceBeginInitialize
Sleep

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

RegCloseKey
RegEnumKeyExW
RegGetValueW
RegQueryValueExW
RegSetValueExW
RegOpenKeyExW

oleaut32

SysStringLen
VariantInit
VariantClear

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

SystemTimeToFileTime

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

QueryPerformanceCounter

kernel32

GetStartupInfoA
MulDiv
lstrlenW
CheckElevationEnabled

ntdll

RtlNtStatusToDosError
RtlFreeUnicodeString
RtlDosPathNameToNtPathName_U
NtOpenThreadToken
NtClose
NtQueryInformationToken
NtOpenProcessToken
NtCreateFile
NtFsControlFile

ole32

CoInitialize

vssapi

VssFreeSnapshotPropertiesInternal
CreateVssBackupComponentsInternal

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

AdjustTokenPrivileges

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

LookupPrivilegeValueW

Sections

.text
Size: 81KB - Virtual size: 80KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 512B - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 175KB - Virtual size: 175KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 3KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

80ffe57395ec9b9d53acf5505564108f

Headers

DLL Characteristics

File Characteristics

Imports

gdi32

user32

msvcrt

comctl32

shell32

shlwapi

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

oleaut32

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

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

kernel32

ntdll

ole32

vssapi

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

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

Sections

.text Size: 81KB - Virtual size: 80KB

.data Size: 512B - Virtual size: 1KB

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

.rsrc Size: 175KB - Virtual size: 175KB

.reloc Size: 3KB - Virtual size: 2KB

.text
Size: 81KB - Virtual size: 80KB

.data
Size: 512B - Virtual size: 1KB

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

.rsrc
Size: 175KB - Virtual size: 175KB

.reloc
Size: 3KB - Virtual size: 2KB