Static task
static1
Behavioral task
behavioral1
Sample
Reaper Launcher.bat
Resource
win10v2004-20231020-en
Behavioral task
behavioral2
Sample
SilverJet_Prototype_Rev3.dll
Resource
win10v2004-20231020-en
General
-
Target
Reaper%20Launcher[1].zip
-
Size
8.5MB
-
MD5
c9c8e6ab5f877500840d6c27077ef976
-
SHA1
a137576271f69c5d6972998a90bd9a02a0d13b9e
-
SHA256
383352bf5ec4b93a75ee609ce573a21f72d9135a0f02a985dd401b3aed036ef6
-
SHA512
1146dd046634e26c1fcd48f92d84e454dfc3e714048d60b17756590150cc0fc05122353ef69af41b6e294625f96bdac8ec57fcf0c6dbd0da2f699a855af3634c
-
SSDEEP
196608:M6//Jq/UDSeoKrUKXPZ1gszqhNZ0w1mq+sMiO:Fq/UDvXR1grP0MBRhO
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource unpack001/SilverJet_Prototype_Rev3.dll
Files
-
Reaper%20Launcher[1].zip.zip
Password: reaperontop
-
Reaper Launcher.bat
-
SilverJet_Prototype_Rev3.dll.dll windows:6 windows x64
Password: reaperontop
3a89c5d042d81cf735e967c195615ecd
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_DLL
Imports
kernel32
VirtualProtect
HeapFree
GetCurrentProcess
Thread32Next
Thread32First
GetCurrentThreadId
SuspendThread
ResumeThread
CreateToolhelp32Snapshot
HeapReAlloc
HeapAlloc
HeapDestroy
GetThreadContext
GetCurrentProcessId
FlushInstructionCache
SetThreadContext
OpenThread
VirtualFree
VirtualAlloc
GetSystemInfo
VirtualQuery
FreeLibraryAndExitThread
CloseHandle
Sleep
SetConsoleMode
GetConsoleMode
GetStdHandle
GetSystemTimeAsFileTime
TerminateProcess
IsProcessorFeaturePresent
CreateThread
GetModuleHandleA
SetUnhandledExceptionFilter
UnhandledExceptionFilter
IsDebuggerPresent
RtlVirtualUnwind
RtlLookupFunctionEntry
RtlCaptureContext
CreateEventW
WaitForSingleObjectEx
ResetEvent
SetEvent
DeleteCriticalSection
InitializeCriticalSectionAndSpinCount
LeaveCriticalSection
EnterCriticalSection
LoadLibraryA
QueryPerformanceFrequency
QueryPerformanceCounter
WideCharToMultiByte
MultiByteToWideChar
GlobalFree
GlobalLock
GlobalUnlock
GlobalAlloc
ExitProcess
HeapCreate
GetProcAddress
GetModuleHandleW
InitializeSListHead
user32
GetAsyncKeyState
MessageBoxA
ScreenToClient
ClientToScreen
GetCursorPos
SetCursor
SetCursorPos
GetClientRect
GetForegroundWindow
ReleaseCapture
SetCapture
GetCapture
DefWindowProcA
RegisterClassExA
GetKeyState
IsChild
EmptyClipboard
LoadCursorW
GetClipboardData
SetClipboardData
CloseClipboard
OpenClipboard
CreateWindowExA
CallWindowProcA
SetWindowLongPtrA
msvcp140
?setstate@?$basic_ios@DU?$char_traits@D@std@@@std@@QEAAXH_N@Z
??0?$basic_ios@DU?$char_traits@D@std@@@std@@IEAA@XZ
?_Ipfx@?$basic_istream@DU?$char_traits@D@std@@@std@@QEAA_N_N@Z
?_Decref@facet@locale@std@@UEAAPEAV_Facet_base@3@XZ
?_Incref@facet@locale@std@@UEAAXXZ
?showmanyc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MEAA_JXZ
?_Locimp_Addfac@_Locimp@locale@std@@CAXPEAV123@PEAVfacet@23@_K@Z
_Xtime_get_ticks
_Query_perf_counter
_Query_perf_frequency
_Thrd_sleep
_Mtx_init_in_situ
_Mtx_destroy_in_situ
_Mtx_lock
_Mtx_unlock
?_Throw_C_error@std@@YAXH@Z
?_Throw_Cpp_error@std@@YAXH@Z
?sgetc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEAAHXZ
?snextc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEAAHXZ
?widen@?$basic_ios@DU?$char_traits@D@std@@@std@@QEBADD@Z
??0?$basic_iostream@DU?$char_traits@D@std@@@std@@QEAA@PEAV?$basic_streambuf@DU?$char_traits@D@std@@@1@@Z
??1?$basic_iostream@DU?$char_traits@D@std@@@std@@UEAA@XZ
?_Lock@?$basic_streambuf@DU?$char_traits@D@std@@@std@@UEAAXXZ
?_Unlock@?$basic_streambuf@DU?$char_traits@D@std@@@std@@UEAAXXZ
?imbue@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MEAAXAEBVlocale@2@@Z
?setbuf@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MEAAPEAV12@PEAD_J@Z
?sync@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MEAAHXZ
?uflow@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MEAAHXZ
?_New_Locimp@_Locimp@locale@std@@CAPEAV123@AEBV123@@Z
??Bid@locale@std@@QEAA_KXZ
??1?$basic_ios@DU?$char_traits@D@std@@@std@@UEAA@XZ
??4?$_Yarn@D@std@@QEAAAEAV01@PEBD@Z
?xsputn@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MEAA_JPEBD_J@Z
?xsgetn@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MEAA_JPEAD_J@Z
?_Pninc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEAAPEADXZ
?_Xout_of_range@std@@YAXPEBD@Z
?_Xlength_error@std@@YAXPEBD@Z
?sbumpc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEAAHXZ
?_Xbad_alloc@std@@YAXXZ
?_Init@locale@std@@CAPEAV_Locimp@12@_N@Z
?out@?$codecvt@_SDU_Mbstatet@@@std@@QEBAHAEAU_Mbstatet@@PEB_S1AEAPEB_SPEAD3AEAPEAD@Z
??0?$codecvt@_SDU_Mbstatet@@@std@@QEAA@_K@Z
??1?$codecvt@_SDU_Mbstatet@@@std@@MEAA@XZ
??1?$basic_streambuf@DU?$char_traits@D@std@@@std@@UEAA@XZ
??0?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEAA@XZ
msvcp140_codecvt_ids
?id@?$codecvt@_SDU_Mbstatet@@@std@@2V0locale@2@A
d3d11
D3D11CreateDeviceAndSwapChain
imm32
ImmReleaseContext
ImmGetContext
ImmSetCompositionWindow
vcruntime140
memcpy
memcmp
memchr
__C_specific_handler
_CxxThrowException
__std_exception_destroy
__std_exception_copy
strchr
__std_terminate
strstr
__current_exception
__current_exception_context
__std_type_info_destroy_list
memset
memmove
vcruntime140_1
__CxxFrameHandler4
api-ms-win-crt-runtime-l1-1-0
abort
_beginthreadex
_invalid_parameter_noinfo_noreturn
_seh_filter_dll
_configure_narrow_argv
_initialize_narrow_environment
_initialize_onexit_table
terminate
_initterm_e
_initterm
_cexit
_crt_atexit
_execute_onexit_table
_register_onexit_function
api-ms-win-crt-string-l1-1-0
strcmp
_strdup
strncmp
_stricmp
strncpy
toupper
api-ms-win-crt-heap-l1-1-0
malloc
free
_callnewh
api-ms-win-crt-convert-l1-1-0
atof
api-ms-win-crt-stdio-l1-1-0
fflush
fread
__stdio_common_vsscanf
ftell
fseek
fclose
fwrite
__stdio_common_vsprintf_s
__stdio_common_vsprintf
__stdio_common_vfprintf
__acrt_iob_func
_wfopen
api-ms-win-crt-time-l1-1-0
_mktime64
_mkgmtime64
_localtime64_s
_gmtime64_s
api-ms-win-crt-utility-l1-1-0
qsort
api-ms-win-crt-math-l1-1-0
fmodf
cosf
floorf
sinf
sqrtf
acosf
ceilf
atan2f
log
logf
pow
powf
ceil
log10
floor
d3dcompiler_47
D3DCompile
Sections
.text Size: 618KB - Virtual size: 618KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 199KB - Virtual size: 199KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 22KB - Virtual size: 30KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 25KB - Virtual size: 24KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 512B - Virtual size: 248B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 1024B - Virtual size: 788B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ