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Behavioral task
behavioral1
Sample
cmh_loader.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
cmh_loader.exe
Resource
win10v2004-20240419-en
General
-
Target
cmh_loader.exe
-
Size
4.9MB
-
MD5
08c2fc32561d0ac2e89042788fce64ef
-
SHA1
dea7420344b9a425e138e60cbbbb40c1aeaf293d
-
SHA256
4a8662cccedb08c848c9117cbda8106225c5c9829cef8283265a6426a8f080dd
-
SHA512
4ff2f29ef6852b31413d3d6a66046d073e56b72854112dc17800aef0cc51072344ddb5f29a7674cc8e086e5b9ad6eeddad9da365c098768a9633224efd491bfa
-
SSDEEP
98304:WU/R2zLZ95TJBl5nLidox+pSlh8IQu1rlJ5V4zu3PKmZGPe/Wi3:OBnnGWx+8F1r35V4K3PKmYPRi3
Malware Config
Signatures
-
resource yara_rule sample vmprotect -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource cmh_loader.exe
Files
-
cmh_loader.exe.exe windows:6 windows x64 arch:x64
2d388c2b3c4b359dd8f28c9feffc7879
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
d3d9
Direct3DCreate9
kernel32
GetModuleHandleW
FreeLibrary
VerifyVersionInfoW
QueryPerformanceCounter
SetHandleInformation
GetBinaryTypeW
VirtualProtect
VirtualFree
GetCurrentProcess
GetModuleHandleExW
VirtualAlloc
RtlAddFunctionTable
GetEnvironmentVariableW
GetWriteWatch
CreateMutexW
ResetWriteWatch
GlobalGetAtomNameW
CreateToolhelp32Snapshot
Process32NextW
GetCurrentThread
Process32FirstW
CloseHandle
GetSystemInfo
K32GetModuleInformation
GetThreadContext
HeapQueryInformation
ReadProcessMemory
VirtualQuery
IsDebuggerPresent
CheckRemoteDebuggerPresent
GetVolumeInformationW
Sleep
GetComputerNameW
GetLastError
SetLastError
SetStdHandle
GetProcessHeap
SetEnvironmentVariableW
FreeEnvironmentStringsW
GetEnvironmentStringsW
VerSetConditionMask
GetCommandLineA
GetOEMCP
GetACP
IsValidCodePage
HeapSize
CreateProcessW
GetExitCodeProcess
WaitForSingleObject
HeapReAlloc
GetFileSizeEx
GetConsoleOutputCP
FlushFileBuffers
EnumSystemLocalesW
GetUserDefaultLCID
IsValidLocale
GetLocaleInfoW
LCMapStringW
CompareStringW
HeapFree
HeapAlloc
GetFileType
ReadConsoleW
GetConsoleMode
WriteFile
GetStdHandle
GetModuleFileNameW
ExitProcess
ReadFile
LoadLibraryExW
TlsFree
TlsSetValue
TlsGetValue
TlsAlloc
RaiseException
GetProcAddress
QueryPerformanceFrequency
LoadLibraryA
GlobalUnlock
WideCharToMultiByte
GlobalLock
GlobalFree
GlobalAlloc
MultiByteToWideChar
WriteConsoleW
GetCommandLineW
RtlPcToFileHeader
InterlockedPushEntrySList
RtlUnwindEx
GetCurrentProcessId
GetStartupInfoW
InitializeSListHead
IsProcessorFeaturePresent
TerminateProcess
SetUnhandledExceptionFilter
UnhandledExceptionFilter
RtlVirtualUnwind
RtlLookupFunctionEntry
RtlCaptureContext
CreateEventW
ResetEvent
LocalFree
FormatMessageA
CreateDirectoryW
CreateFileW
FindClose
FindFirstFileExW
FindNextFileW
RtlUnwind
GetFileAttributesExW
SetEndOfFile
SetFilePointerEx
AreFileApisANSI
GetFileInformationByHandleEx
InitializeSRWLock
ReleaseSRWLockExclusive
AcquireSRWLockExclusive
EnterCriticalSection
LeaveCriticalSection
InitializeCriticalSectionEx
TryEnterCriticalSection
DeleteCriticalSection
GetCurrentThreadId
WaitForSingleObjectEx
FlsAlloc
FlsGetValue
FlsSetValue
FlsFree
GetSystemTimeAsFileTime
EncodePointer
DecodePointer
LCMapStringEx
CompareStringEx
GetCPInfo
GetStringTypeW
InitializeCriticalSectionAndSpinCount
SetEvent
GetSystemTimeAsFileTime
GetModuleHandleA
CreateEventA
GetModuleFileNameW
LoadLibraryA
TerminateProcess
GetCurrentProcess
CreateToolhelp32Snapshot
Thread32First
GetCurrentProcessId
GetCurrentThreadId
OpenThread
Thread32Next
CloseHandle
SuspendThread
ResumeThread
WriteProcessMemory
GetSystemInfo
VirtualAlloc
VirtualProtect
VirtualFree
GetProcessAffinityMask
SetProcessAffinityMask
GetCurrentThread
SetThreadAffinityMask
Sleep
FreeLibrary
GetTickCount
SystemTimeToFileTime
FileTimeToSystemTime
GlobalFree
LocalAlloc
LocalFree
GetProcAddress
ExitProcess
EnterCriticalSection
LeaveCriticalSection
InitializeCriticalSection
DeleteCriticalSection
GetModuleHandleW
LoadResource
MultiByteToWideChar
FindResourceExW
FindResourceExA
WideCharToMultiByte
GetThreadLocale
GetUserDefaultLCID
GetSystemDefaultLCID
EnumResourceNamesA
EnumResourceNamesW
EnumResourceLanguagesA
EnumResourceLanguagesW
EnumResourceTypesA
EnumResourceTypesW
CreateFileW
LoadLibraryW
GetLastError
FlushFileBuffers
CreateFileA
WriteConsoleW
GetConsoleOutputCP
WriteConsoleA
SetStdHandle
FlsSetValue
GetCommandLineA
RaiseException
RtlPcToFileHeader
RtlLookupFunctionEntry
RtlUnwindEx
HeapFree
GetCPInfo
GetACP
GetOEMCP
IsValidCodePage
EncodePointer
DecodePointer
FlsGetValue
FlsFree
SetLastError
FlsAlloc
UnhandledExceptionFilter
SetUnhandledExceptionFilter
IsDebuggerPresent
RtlVirtualUnwind
RtlCaptureContext
HeapAlloc
LCMapStringA
LCMapStringW
SetHandleCount
GetStdHandle
GetFileType
GetStartupInfoA
GetModuleFileNameA
FreeEnvironmentStringsA
GetEnvironmentStrings
FreeEnvironmentStringsW
GetEnvironmentStringsW
HeapSetInformation
HeapCreate
HeapDestroy
QueryPerformanceCounter
GetStringTypeA
GetStringTypeW
GetLocaleInfoA
HeapSize
WriteFile
SetFilePointer
GetConsoleCP
GetConsoleMode
HeapReAlloc
InitializeCriticalSectionAndSpinCount
LocalAlloc
LocalFree
GetModuleFileNameW
GetProcessAffinityMask
SetProcessAffinityMask
SetThreadAffinityMask
Sleep
ExitProcess
FreeLibrary
LoadLibraryA
GetModuleHandleA
GetProcAddress
user32
ScreenToClient
GetCursorPos
ReleaseDC
SetCursorPos
IsIconic
SetForegroundWindow
ReleaseCapture
GetClientRect
SetWindowLongW
SetCursor
SetClipboardData
GetClipboardData
EmptyClipboard
CloseClipboard
SetCapture
DispatchMessageW
PeekMessageW
TranslateMessage
wsprintfW
PostQuitMessage
UpdateWindow
GetWindowLongW
DefWindowProcW
AdjustWindowRectEx
GetKeyState
DestroyWindow
GetDC
SetWindowPos
MonitorFromWindow
EnumDisplayMonitors
CreateWindowExW
LoadCursorW
UnregisterClassW
SetWindowTextW
RegisterClassExW
WindowFromPoint
ShowWindow
GetCapture
GetMonitorInfoW
ClientToScreen
IsChild
GetForegroundWindow
SetLayeredWindowAttributes
SetFocus
BringWindowToTop
OpenClipboard
GetUserObjectInformationW
CharUpperBuffW
MessageBoxW
GetProcessWindowStation
GetProcessWindowStation
GetUserObjectInformationW
gdi32
GetDeviceCaps
advapi32
CryptAcquireContextA
CryptGenRandom
CryptReleaseContext
imm32
ImmReleaseContext
ImmGetContext
ImmSetCompositionWindow
ws2_32
htons
recv
connect
socket
send
inet_addr
WSAStartup
select
closesocket
d3dx9_43
D3DXCreateTextureFromFileInMemory
wtsapi32
WTSSendMessageW
Exports
Exports
Sections
.text Size: - Virtual size: 788KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: - Virtual size: 175KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: - Virtual size: 631KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: - Virtual size: 33KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
_RDATA Size: - Virtual size: 244B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.vmp0 Size: - Virtual size: 2.7MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.vmp1 Size: 4.9MB - Virtual size: 4.9MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.reloc Size: 512B - Virtual size: 172B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 512B - Virtual size: 480B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ