CreamInstaller[.]zip

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General

Target

CreamInstaller.zip
Size

124.4MB
MD5

56bb89eb3cd837df5fcf1766a169cef5
SHA1

5fae0e1efdaa1bc2bf2f65f8d71970b20a278991
SHA256

642d42173a7eb9e6c967084856a15aa28a8776802df6fc15767ce17f4078f3c1
SHA512

d207085a79c666f153e786f2f2183a38cda4a0f1ecf7cba37b7372b23f8d6b4bcae797ab9576c61c2e5b52a5a34830bfed2e59e6d87bf8aa000abd6c4dbabaac
SSDEEP

3145728:sNgAuO2m4MNP6Z3x/Rw/tQ2GpvFCyEPO06jeDG8nrU:dAuOfVNsdRGtiCy506jeDfno

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
unpack001/CreamInstaller.exe

Files

CreamInstaller.zip
.zip
CreamInstaller.exe
.exe windows:6 windows x64 arch:x64

b918bd6e7830a92f3991155aa89f602d

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
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_LARGE_ADDRESS_AWARE

PDB Paths

D:\a\_work\1\s\artifacts\obj\coreclr\windows.x64.Release\Corehost.Static\singlefilehost.pdb

Imports

kernel32

RaiseException
FreeLibrary
RaiseFailFastException
GetExitCodeProcess
TerminateProcess
UnhandledExceptionFilter
SetUnhandledExceptionFilter
AddVectoredExceptionHandler
MultiByteToWideChar
GetTickCount
GetCurrentProcessId
FlushInstructionCache
QueryPerformanceFrequency
QueryPerformanceCounter
RtlLookupFunctionEntry
LocateXStateFeature
RtlDeleteFunctionTable
InterlockedPushEntrySList
InterlockedFlushSList
InitializeSListHead
GetTickCount64
DuplicateHandle
QueueUserAPC
WaitForSingleObjectEx
SetThreadPriority
GetThreadPriority
ResumeThread
GetCurrentThreadId
TlsAlloc
GetCurrentThread
CreateThread
GetModuleHandleW
WaitForMultipleObjectsEx
SignalObjectAndWait
RtlCaptureContext
SetThreadStackGuarantee
VirtualQuery
WriteFile
GetStdHandle
GetConsoleOutputCP
MapViewOfFileEx
UnmapViewOfFile
GetStringTypeExW
SetEvent
GetCurrentProcessorNumber
GlobalMemoryStatusEx
CreateIoCompletionPort
PostQueuedCompletionStatus
GetQueuedCompletionStatus
InterlockedPopEntrySList
GetCurrentProcessorNumberEx
ExitProcess
Sleep
CreateMemoryResourceNotification
GetProcessAffinityMask
SetThreadIdealProcessorEx
GetThreadIdealProcessorEx
GetLargePageMinimum
VirtualUnlock
GetLogicalProcessorInformation
SetThreadGroupAffinity
SetThreadAffinityMask
IsProcessInJob
QueryInformationJobObject
K32GetProcessMemoryInfo
VirtualAlloc
VirtualFree
VirtualProtect
SleepEx
SwitchToThread
InitializeContext
SetXStateFeaturesMask
RtlRestoreContext
CloseThreadpoolTimer
CreateThreadpoolTimer
SetThreadpoolTimer
ReadFile
GetFileSize
GetEnvironmentVariableW
SetEnvironmentVariableW
CreateEventW
ResetEvent
CreateSemaphoreExW
WaitForSingleObject
CreateMutexW
ReleaseMutex
GetThreadContext
SuspendThread
SetThreadContext
GetEnabledXStateFeatures
CopyContext
WerRegisterRuntimeExceptionModule
RtlInstallFunctionTableCallback
GetSystemDefaultLCID
GetUserDefaultLCID
RtlUnwind
LoadLibraryExW
HeapAlloc
HeapFree
GetProcessHeap
HeapCreate
HeapDestroy
GetEnvironmentStringsW
FreeEnvironmentStringsW
FormatMessageW
GetACP
LCMapStringEx
LocalFree
VerSetConditionMask
VerifyVersionInfoW
QueryThreadCycleTime
VirtualAllocExNuma
GetNumaProcessorNodeEx
GetNumaHighestNodeNumber
GetLogicalProcessorInformationEx
GetThreadGroupAffinity
GetSystemTimes
GetProcessGroupAffinity
CreateFileMappingW
GetSystemTimeAsFileTime
GetModuleFileNameW
CreateProcessW
GetCPInfo
CreateFileW
GetFileAttributesExW
GetTempPathW
GetCurrentDirectoryW
GetFullPathNameW
LoadLibraryExA
OutputDebugStringA
OpenEventW
ExitThread
HeapReAlloc
CreateNamedPipeA
WaitForMultipleObjects
DisconnectNamedPipe
CreateFileA
CancelIoEx
GetOverlappedResult
ConnectNamedPipe
FlushFileBuffers
SetFilePointer
MapViewOfFile
GetActiveProcessorGroupCount
GetSystemTime
SetConsoleCtrlHandler
GetLocaleInfoEx
GetUserDefaultLocaleName
RtlAddFunctionTable
LoadLibraryW
CreateDirectoryW
RemoveDirectoryW
GetFileSizeEx
FindFirstFileExW
FindNextFileW
FindClose
LoadLibraryA
IsWow64Process
InitializeCriticalSectionAndSpinCount
CloseHandle
TlsSetValue
TlsGetValue
GetSystemInfo
GetCurrentProcess
OutputDebugStringW
IsDebuggerPresent
LeaveCriticalSection
EnterCriticalSection
DeleteCriticalSection
InitializeCriticalSection
GetCommandLineW
GetProcAddress
GetModuleHandleExW
SetErrorMode
FlushProcessWriteBuffers
SetLastError
GetLastError
WideCharToMultiByte
ReleaseSemaphore
DebugBreak
DecodePointer
InitializeCriticalSectionEx
RtlVirtualUnwind
IsProcessorFeaturePresent
RtlUnwindEx
EncodePointer
TlsFree
RtlPcToFileHeader
InitializeConditionVariable
WakeConditionVariable
WakeAllConditionVariable
SleepConditionVariableSRW
InitializeSRWLock
ReleaseSRWLockExclusive
AcquireSRWLockExclusive
TryAcquireSRWLockExclusive
GetExitCodeThread
GetStringTypeW
CreateFileMappingA

advapi32

RegGetValueW
SetKernelObjectSecurity
GetSidSubAuthorityCount
GetSidSubAuthority
GetTokenInformation
DeregisterEventSource
ReportEventW
RegisterEventSourceW
RegQueryValueExW
RegOpenKeyExW
RegCloseKey
EventRegister
AdjustTokenPrivileges
OpenProcessToken
LookupPrivilegeValueW
SetThreadToken
RevertToSelf
OpenThreadToken
EventWriteTransfer
EventWrite

ole32

CoUnmarshalInterface
CoCreateFreeThreadedMarshaler
CoMarshalInterface
StringFromGUID2
CoRevokeInitializeSpy
CoUninitialize
CoWaitForMultipleHandles
CoGetClassObject
CoRegisterInitializeSpy
CoInitializeEx
CoCreateGuid
CoTaskMemAlloc
CoTaskMemFree
CoReleaseMarshalData
IIDFromString
CoGetObjectContext
CreateStreamOnHGlobal
CoGetContextToken
CLSIDFromProgID
CoGetMarshalSizeMax

oleaut32

SafeArrayAllocData
SafeArrayGetElemsize
SysStringByteLen
SafeArraySetRecordInfo
SafeArrayCreateVector
SafeArrayPutElement
LoadRegTypeLi
CreateErrorInfo
SysAllocStringByteLen
SysFreeString
GetErrorInfo
SetErrorInfo
SysStringLen
SysAllocString
SysAllocStringLen
SafeArrayAllocDescriptorEx
SafeArrayGetDim
SafeArrayGetLBound
VarCyFromDec
VariantInit
VariantClear
VariantChangeTypeEx
VariantChangeType
SafeArrayGetVartype
LoadTypeLibEx
QueryPathOfRegTypeLi
SafeArrayDestroy
GetRecordInfoFromTypeInfo

user32

LoadStringW
MessageBoxW

version

VerQueryValueW
GetFileVersionInfoExW
GetFileVersionInfoSizeExW

shell32

ShellExecuteW

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

_strnicmp
wcsncmp
iswupper
towlower
isalpha
isdigit
wcstok_s
strnlen
iswascii
towupper
wcscat_s
wcsncat_s
strncat_s
iswspace
isupper
_stricmp
wcsnlen
_wcsdup
tolower
strncmp
islower
strcmp
_wcsnicmp
strlen
strcspn
__strncnt
strncpy_s
_strdup
isspace
strtok_s
strcat_s
toupper
strcpy_s
wcscpy_s
wcsncpy_s
_wcsicmp

api-ms-win-crt-stdio-l1-1-0

fsetpos
__stdio_common_vsscanf
__stdio_common_vsnprintf_s
__p__commode
fputs
_set_fmode
__stdio_common_vsnwprintf_s
fwrite
_wfopen
fclose
fopen
_flushall
fseek
ftell
_fileno
_dup
_setmode
__stdio_common_vfprintf
setvbuf
_wfsopen
fputc
fgetc
__stdio_common_vsprintf_s
__stdio_common_vswprintf
__acrt_iob_func
fflush
__stdio_common_vfwprintf
fgetpos
ungetc
fgets
fread
_fseeki64
_get_stream_buffer_pointers
fputwc
fputws

api-ms-win-crt-runtime-l1-1-0

_wcserror_s
abort
exit
_initialize_onexit_table
_register_onexit_function
_crt_atexit
_cexit
_seh_filter_exe
terminate
_configure_wide_argv
_initialize_wide_environment
_get_initial_wide_environment
_initterm
_initterm_e
_exit
_beginthreadex
__p___argc
__p___wargv
_c_exit
_register_thread_local_exe_atexit_callback
_invalid_parameter_noinfo_noreturn
_controlfp_s
_set_app_type
_invalid_parameter_noinfo
_errno

api-ms-win-crt-convert-l1-1-0

atol
_atoi64
strtoull
wcstoul
_wcstoui64
_itow_s
_wtoi
_ltow_s
strtoul

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

realloc
free
_set_new_mode
malloc
calloc

api-ms-win-crt-utility-l1-1-0

qsort

api-ms-win-crt-math-l1-1-0

expf
exp
coshf
cosh
cosf
cos
ceilf
logf
ceil
atanh
acosh
cbrt
tan
asinhf
atanhf
cbrtf
acoshf
atanf
sin
atan2f
atan2
_copysign
floorf
asinf
asin
acosf
acos
_fdopen
fma
powf
_copysignf
_isnanf
trunc
truncf
ilogb
ilogbf
fmaf
_isnan
__setusermatherr
pow
fmod
frexp
_finite
modf
tanf
fmodf
modff
sqrt
sinf
floor
log
log10
log10f
log2
sqrtf
atan
log2f
sinh
sinhf
tanh
asinh
tanhf

api-ms-win-crt-time-l1-1-0

wcsftime
_gmtime64_s
_time64

api-ms-win-crt-environment-l1-1-0

getenv

api-ms-win-crt-locale-l1-1-0

__pctype_func
___lc_locale_name_func
___lc_codepage_func
___mb_cur_max_func
setlocale
_lock_locales
localeconv
_configthreadlocale
_unlock_locales

api-ms-win-crt-filesystem-l1-1-0

_lock_file
_unlock_file
_wremove
_wrename

Exports

Exports

CLRJitAttachState
DotNetRuntimeInfo
MetaDataGetDispenser
g_CLREngineMetrics
g_dacTable

Sections

.text
Size: 5.9MB - Virtual size: 5.9MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.CLR_UEF
Size: 512B - Virtual size: 221B

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 1.5MB - Virtual size: 1.5MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 28KB - Virtual size: 120KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 216KB - Virtual size: 216KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.didat
Size: 512B - Virtual size: 24B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

Section
Size: 512B - Virtual size: 8B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

_RDATA
Size: 77KB - Virtual size: 77KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 1.3MB - Virtual size: 1.3MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 30KB - Virtual size: 29KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

b918bd6e7830a92f3991155aa89f602d

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

kernel32

advapi32

ole32

oleaut32

user32

version

shell32

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

api-ms-win-crt-stdio-l1-1-0

api-ms-win-crt-runtime-l1-1-0

api-ms-win-crt-convert-l1-1-0

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

api-ms-win-crt-utility-l1-1-0

api-ms-win-crt-math-l1-1-0

api-ms-win-crt-time-l1-1-0

api-ms-win-crt-environment-l1-1-0

api-ms-win-crt-locale-l1-1-0

api-ms-win-crt-filesystem-l1-1-0

Exports

Exports

Sections

.text Size: 5.9MB - Virtual size: 5.9MB

.CLR_UEF Size: 512B - Virtual size: 221B

.rdata Size: 1.5MB - Virtual size: 1.5MB

.data Size: 28KB - Virtual size: 120KB

.pdata Size: 216KB - Virtual size: 216KB

.didat Size: 512B - Virtual size: 24B

Section Size: 512B - Virtual size: 8B

_RDATA Size: 77KB - Virtual size: 77KB

.rsrc Size: 1.3MB - Virtual size: 1.3MB

.reloc Size: 30KB - Virtual size: 29KB

.text
Size: 5.9MB - Virtual size: 5.9MB

.CLR_UEF
Size: 512B - Virtual size: 221B

.rdata
Size: 1.5MB - Virtual size: 1.5MB

.data
Size: 28KB - Virtual size: 120KB

.pdata
Size: 216KB - Virtual size: 216KB

.didat
Size: 512B - Virtual size: 24B

Section
Size: 512B - Virtual size: 8B

_RDATA
Size: 77KB - Virtual size: 77KB

.rsrc
Size: 1.3MB - Virtual size: 1.3MB

.reloc
Size: 30KB - Virtual size: 29KB