cmstp[.]exe | Triage

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General

Target

cmstp.exe
Size

80KB
MD5

d7aabfab5befd53ba3a27bd48f3cc675
SHA1

e1e2758e7427ffef7d943ef1ae9024af76a9142f
SHA256

2eb8278210434ced87711889ba19582b7a104190310d2a06f0855a9cf5772d11
SHA512

aa1e9d9614808bbd53182702d1e0e6b13b70b9b42ebc8f7cafbf4356d2eeaee10955710503edfe485e095335959db92d1f123588a536fc172e2cdb03f37b64ff
SSDEEP

1536:kvsrU8tbNyQmvDV7zdIpCFo80PA3OBk62FH/IwRw1lqCDo:kErU8tbUQmvDjYndW/IwRw1MC

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
cmstp.exe

Files

cmstp.exe
.exe windows x86

1bfcd0aad19887a1035bf48d79219292

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

advapi32

RegQueryValueExW
RegOpenKeyExW
RegCloseKey
OpenProcessToken
RegEnumKeyExW
RegDeleteKeyW
RegQueryInfoKeyW
RegDeleteValueW
RegCreateKeyW
FreeSid
RegSetValueExW
RegCreateKeyExW
AllocateAndInitializeSid
AdjustTokenPrivileges
InitiateSystemShutdownW
LookupPrivilegeValueW
RegEnumValueW

kernel32

FreeLibrary
LoadLibraryExW
FindFirstFileW
WritePrivateProfileStringW
CompareStringW
FindNextFileW
GetCurrentProcess
lstrlenW
GetPrivateProfileIntW
GetPrivateProfileSectionW
FindClose
CreateFileW
SetFileAttributesW
GetLastError
CloseHandle
GetCurrentProcessId
WritePrivateProfileSectionW
lstrcmpiW
lstrcmpW
ExpandEnvironmentStringsW
LoadLibraryExA
lstrlenA
GetSystemDirectoryW
GetModuleHandleA
GetWindowsDirectoryA
LocalFree
CopyFileW
CreateMutexW
WaitForSingleObject
ReleaseMutex
HeapAlloc
HeapFree
GetSystemInfo
GetVersionExW
SetCurrentDirectoryW
CreateDirectoryW
WideCharToMultiByte
LocalAlloc
GetTickCount
GetSystemTimeAsFileTime
GetCurrentThreadId
QueryPerformanceCounter
TerminateProcess
SetUnhandledExceptionFilter
UnhandledExceptionFilter
GetStartupInfoW
GetProcessHeap
Sleep
GetProcAddress
GetCurrentDirectoryW
GetPrivateProfileStringW
GetCommandLineW
GetModuleHandleW
GetWindowsDirectoryW
GetFileType

user32

GetDlgItemTextW
IsWindow
SetFocus
EndDialog
MessageBoxExW
CheckRadioButton
IsDlgButtonChecked
GetDlgItem
LoadStringW
CheckDlgButton
CharPrevW
DialogBoxParamW
CharNextW
MessageBoxW
SetWindowTextW

msvcrt

_amsg_exit
__p__commode
_XcptFilter
_vsnwprintf
_exit
__getmainargs
__set_app_type
_cexit
exit
_vsnprintf
_except_handler4_common
_controlfp
?terminate@@YAXXZ
_acmdln
_initterm
__setusermatherr
_ismbblead
__p__fmode
memset

cmutil

SzToWzWithAlloc
GetOSVersion
CmFree
WzToSzWithAlloc
CmRealloc
GetOSMajorVersion
CmMalloc

ole32

CoInitialize
CoUninitialize

shell32

ShellExecuteExW
SHGetMalloc
SHChangeNotify
SHFileOperationW
SHGetSpecialFolderLocation
SHGetPathFromIDListW
SHGetDesktopFolder
SHGetFolderPathW

version

VerQueryValueA
GetFileVersionInfoSizeA
GetFileVersionInfoA

Sections

.text
Size: 67KB - Virtual size: 66KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 512B - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.idata
Size: 4KB - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 3KB - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 4KB - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

1bfcd0aad19887a1035bf48d79219292

Headers

DLL Characteristics

File Characteristics

Imports

advapi32

kernel32

user32

msvcrt

cmutil

ole32

shell32

version

Sections

.text Size: 67KB - Virtual size: 66KB

.data Size: 512B - Virtual size: 2KB

.idata Size: 4KB - Virtual size: 3KB

.rsrc Size: 3KB - Virtual size: 3KB

.reloc Size: 4KB - Virtual size: 3KB

.text
Size: 67KB - Virtual size: 66KB

.data
Size: 512B - Virtual size: 2KB

.idata
Size: 4KB - Virtual size: 3KB

.rsrc
Size: 3KB - Virtual size: 3KB

.reloc
Size: 4KB - Virtual size: 3KB