Static task
static1
Behavioral task
behavioral1
Sample
cttunesvr.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
cttunesvr.exe
Resource
win10v2004-20230915-en
General
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Target
cttunesvr.exe
-
Size
34KB
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MD5
bad9661884cfa8291c9f307d7c081d8e
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SHA1
1eccf4def5fe4ab4ddff011e204cb407afbd04f0
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SHA256
d8619ac9770e4a471bfe2881646235d3ff323ca83a2752961e4e7b38d52aeaac
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SHA512
08c57dd709274678011ce4580e063453e8647f31694a90d130b4a72fefcba450fb50967400560857309717a5b19fcb8ab89484fefb11fc44884d7f488b7c2b9d
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SSDEEP
768:YIuwpYxfRLfI8cSAyJr5c/6b3kCLhTMp9:tuwMfI8cSAyJr59tLdMv
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource cttunesvr.exe
Files
-
cttunesvr.exe.exe windows:10 windows x86
411c977a314bdc3b35fb4973f62a0d4b
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
RegCloseKey
RegQueryInfoKeyW
RegEnumKeyExW
RegOpenKeyExW
RegSetValueExW
RegCreateKeyExW
RegDeleteValueW
kernel32
FreeLibrary
GetLastError
GetProcAddress
LoadLibraryExW
GetModuleHandleW
lstrcmpiW
RaiseException
MultiByteToWideChar
SizeofResource
LoadResource
FindResourceExW
GetModuleFileNameW
IsWow64Process
GetCurrentProcess
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
InitializeCriticalSection
GetCommandLineW
SetEvent
GetCurrentThreadId
Sleep
CreateEventW
CreateThread
CloseHandle
WaitForSingleObject
GetStartupInfoW
OutputDebugStringA
GetTickCount
GetSystemTimeAsFileTime
GetCurrentProcessId
QueryPerformanceCounter
TerminateProcess
SetUnhandledExceptionFilter
UnhandledExceptionFilter
user32
GetMessageW
TranslateMessage
DispatchMessageW
CharUpperW
CharNextW
UnregisterClassA
PostThreadMessageW
msvcrt
?terminate@@YAXXZ
_controlfp
memcmp
_exit
exit
__set_app_type
__wgetmainargs
_amsg_exit
__p__commode
__dllonexit
_callnewh
wcscat_s
wcscpy_s
_purecall
memcpy_s
free
malloc
wcsncpy_s
_unlock
_lock
realloc
_errno
_except_handler4_common
_onexit
_wcmdln
_initterm
__setusermatherr
__p__fmode
_XcptFilter
_cexit
memset
ole32
CoRevokeClassObject
CoCreateInstance
StringFromGUID2
CoRegisterClassObject
CoUninitialize
CoTaskMemAlloc
CoTaskMemRealloc
CoTaskMemFree
CoInitialize
oleaut32
UnRegisterTypeLi
SysAllocString
LoadRegTypeLi
SysFreeString
VarUI4FromStr
LoadTypeLi
SysStringLen
RegisterTypeLi
Sections
.text Size: 22KB - Virtual size: 21KB
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: 2KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 6KB - Virtual size: 6KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 2KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ