cmmon32[.]exe | Triage

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General

Target

cmmon32.exe
Size

42KB
MD5

ea7baab0792c846de451001fae0fbd5f
SHA1

4b9cca7bd204b3f15eb55317f27956d8250673e0
SHA256

296bc4ae04280d275ca6b5bec8695a4d8796311540333243cc1277695e78400c
SHA512

9c42626acfba53de2fe63f239b5502f6b805edf56d175675f43b239c0d85c5bff8e765006cbc2dacd30dc8c9b368f49308f66fd99c6cac5ee7f7cfb05631ee72
SSDEEP

768:VOCkhKlK5wnUK8A9ZoQKkeqQV7tPNXXx+oQjvPEIiWltLkUYBy:V8Kd8jrkeqo7tFXgLz2KtEBy

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
cmmon32.exe

Files

cmmon32.exe
.exe windows x86

5de20c39f40a4159289a19e0ed25fa2b

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE

Imports

kernel32

GetProcessHeap
LoadLibraryW
lstrlenW
GetLastError
GetCurrentThreadId
CreateThread
SetEvent
OpenEventW
GetCurrentProcessId
GetModuleHandleA
lstrlenA
OpenProcess
GetNumberFormatW
GetLocaleInfoW
CreateEventW
lstrcmpiW
Sleep
MapViewOfFile
lstrcmpW
WaitForSingleObject
UnmapViewOfFile
WideCharToMultiByte
LocalAlloc
LocalFree
InterlockedIncrement
LoadLibraryA
InterlockedDecrement
UnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
GetSystemTimeAsFileTime
QueryPerformanceCounter
SetUnhandledExceptionFilter
RtlUnwind
GetStartupInfoA
InterlockedCompareExchange
InterlockedExchange
SetProcessWorkingSetSize
GetExitCodeProcess
CloseHandle
GetTickCount
GetProcAddress
FreeLibrary
LoadLibraryExW
OpenFileMappingW

gdi32

DeleteObject

user32

GetUserObjectInformationW
GetThreadDesktop
GetProcessWindowStation
SendDlgItemMessageW
SetDlgItemTextW
RegisterWindowMessageW
GetDlgItem
SetWindowTextW
SetForegroundWindow
GetLastActivePopup
EnableWindow
ShowWindow
DestroyWindow
PostThreadMessageW
SetWindowPos
SystemParametersInfoW
GetWindowRect
SendMessageW
IsWindowVisible
IsWindow
DispatchMessageW
TranslateMessage
IsDialogMessageW
GetMessageW
MsgWaitForMultipleObjects
PeekMessageW
GetDlgCtrlID
ChildWindowFromPointEx
ScreenToClient
GetWindowLongW
SetWindowLongW
CreateDialogParamW
PostMessageW
PostQuitMessage
RegisterClassExW
DefWindowProcW
CreateWindowExW
EndDialog

msvcrt

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

cmutil

??1CmLogFile@@QAE@XZ
CmAtolW
CmIsDigitW
ReleaseBold
MakeBold
CmLoadStringW
CmWinHelp
??0CmLogFile@@QAE@XZ
??0CIniW@@QAE@PAUHINSTANCE__@@PBG111@Z
?GetPrimaryRegPath@CIniW@@QBEPBGXZ
CmStrCpyAllocW
?SetPrimaryRegPath@CIniW@@QAEXPBG@Z
?Init@CmLogFile@@QAEJPAUHINSTANCE__@@HPBG@Z
?GPPI@CIniW@@QBEKPBG0K@Z
?SetParams@CmLogFile@@QAEJHKPBG@Z
?Start@CmLogFile@@QAEJH@Z
?Stop@CmLogFile@@QAEJXZ
?Log@CmLogFile@@QAAXW4_CMLOG_ITEM@@ZZ
CmFmtMsgW
GetOSVersion
GetOSMajorVersion
?DeInit@CmLogFile@@QAEJXZ
??1CIniW@@QAE@XZ
CmLoadIconW
CmLoadSmallIconW
IsLogonAsSystem
?GPPB@CIniW@@QBEHPBG0H@Z
?Clear@CIniW@@QAEXXZ
?SetHInst@CIniW@@QAEXPAUHINSTANCE__@@@Z
?SetFile@CIniW@@QAEXPBG@Z
?GPPS@CIniW@@QBEPAGPBG00@Z
?GetFile@CIniW@@QBEPBGXZ
CmBuildFullPathFromRelativeW
?SetPrimaryFile@CIniW@@QAEXPBG@Z
CmMalloc
CmFree

Sections

.text
Size: 34KB - Virtual size: 33KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 1024B - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

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

5de20c39f40a4159289a19e0ed25fa2b

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

gdi32

user32

msvcrt

cmutil

Sections

.text Size: 34KB - Virtual size: 33KB

.data Size: 1024B - Virtual size: 2KB

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

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

.text
Size: 34KB - Virtual size: 33KB

.data
Size: 1024B - Virtual size: 2KB

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

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