Static task
static1
Behavioral task
behavioral1
Sample
Fluster.Installer.exe
Resource
win7-20231025-en
Behavioral task
behavioral2
Sample
Fluster.Installer.exe
Resource
win10v2004-20231023-en
General
-
Target
Fluster.Installer.exe
-
Size
20KB
-
MD5
efa51e048948bf4d35a671d5e70d966d
-
SHA1
a34040e4f8600b2bf5da78c352827fa884ac4a66
-
SHA256
93418ec61e1f96a46e9f64b3858e3c8dd4f0530083d6eace8d691ef319d4535f
-
SHA512
1b3536ca4df42ef23e04276db52f0e46e68b189c45ac9b5e00fb16996e3a720eb0d4ebd93b8a434c518c8189c93fe47f263b914d4021c5893f0361e2afa18d9d
-
SSDEEP
384:vp01C2uxtRmV6d1Fd7irBYYgeaaQMgR7U3m8J:RfRs61F4uY3aaQMgR7U3m8J
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource Fluster.Installer.exe
Files
-
Fluster.Installer.exe.exe windows:6 windows x64
8bbc579247df5bd3ebed0fb89c6aeec5
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
kernel32
IsDebuggerPresent
GetConsoleScreenBufferInfo
SetConsoleTextAttribute
GetStdHandle
GetModuleHandleW
GetSystemTimeAsFileTime
WakeAllConditionVariable
AcquireSRWLockExclusive
ReleaseSRWLockExclusive
GetCurrentProcessId
QueryPerformanceCounter
IsProcessorFeaturePresent
TerminateProcess
GetCurrentProcess
SetUnhandledExceptionFilter
UnhandledExceptionFilter
RtlVirtualUnwind
RtlLookupFunctionEntry
InitializeSListHead
RtlCaptureContext
SleepConditionVariableSRW
GetCurrentThreadId
msvcp140
?sputc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEAAHD@Z
??6?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV01@P6AAEAV01@AEAV01@@Z@Z
?iword@ios_base@std@@QEAAAEAJH@Z
?xalloc@ios_base@std@@SAHXZ
?good@ios_base@std@@QEBA_NXZ
?put@?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV12@D@Z
?widen@?$basic_ios@DU?$char_traits@D@std@@@std@@QEBADD@Z
?setstate@?$basic_ios@DU?$char_traits@D@std@@@std@@QEAAXH_N@Z
?sputn@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEAA_JPEBD_J@Z
?_Osfx@?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAXXZ
?_Xlength_error@std@@YAXPEBD@Z
?cerr@std@@3V?$basic_ostream@DU?$char_traits@D@std@@@1@A
?uncaught_exception@std@@YA_NXZ
?cout@std@@3V?$basic_ostream@DU?$char_traits@D@std@@@1@A
?clog@std@@3V?$basic_ostream@DU?$char_traits@D@std@@@1@A
?flush@?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV12@XZ
vcruntime140_1
__CxxFrameHandler4
vcruntime140
_CxxThrowException
__current_exception_context
__std_terminate
__std_exception_copy
__std_exception_destroy
__C_specific_handler
__current_exception
memcpy
memset
api-ms-win-crt-stdio-l1-1-0
_isatty
__p__commode
_fileno
__acrt_iob_func
_set_fmode
api-ms-win-crt-runtime-l1-1-0
_exit
_cexit
_c_exit
_register_thread_local_exe_atexit_callback
exit
_initterm_e
_invalid_parameter_noinfo_noreturn
_initialize_onexit_table
__p___argc
_crt_atexit
_initterm
terminate
_get_initial_narrow_environment
_initialize_narrow_environment
_configure_narrow_argv
system
_register_onexit_function
_seh_filter_exe
_set_app_type
__p___argv
api-ms-win-crt-heap-l1-1-0
_set_new_mode
free
_callnewh
malloc
api-ms-win-crt-math-l1-1-0
__setusermatherr
api-ms-win-crt-locale-l1-1-0
_configthreadlocale
Sections
.text Size: 8KB - Virtual size: 8KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 8KB - Virtual size: 7KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 512B - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 1024B - Virtual size: 828B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 512B - Virtual size: 480B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 512B - Virtual size: 96B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ