Static task
static1
Behavioral task
behavioral1
Sample
Sillveer Loader.exe
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
Sillveer Loader.exe
Resource
win10v2004-20221111-en
General
-
Target
Sillveer Loader.exe
-
Size
604KB
-
MD5
570fb2015a1f6d9a1c52a0fac032baf1
-
SHA1
6ef74511a0db882a946bfe688747bbac0ec4ccd6
-
SHA256
eaaf1153b43e877dbbc35ced08fe5ed32eb07f0b0140f1fa14dad98862adc711
-
SHA512
9b642c97447f0f21a67e3ab7ad812216419ab1f373231ac1e36ab1577a20be16c85cc976393682eed2b2140cbcd7093c7155a0b7177310b6fcef7a044c53f1ac
-
SSDEEP
6144:0AcLnaVeGwe/D7+RkRVSPCDKz/ZfBYW8Kyx2Ab15bdq8D+nEwJ:0ZsekDSR4yCGz/1IKHAhK8D+n
Malware Config
Signatures
Files
-
Sillveer Loader.exe.exe windows x64
2a16c300d1ca4958c11699f92c409b47
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
ws2_32
WSACleanup
closesocket
select
getaddrinfo
WSAGetLastError
send
socket
connect
recv
getsockopt
freeaddrinfo
ioctlsocket
WSAStartup
kernel32
WaitForSingleObjectEx
CreateEventW
GetModuleHandleW
RtlCaptureContext
WriteProcessMemory
K32GetProcessImageFileNameW
OpenProcess
LoadLibraryA
CloseHandle
K32EnumProcesses
VirtualAllocEx
CreateRemoteThread
MultiByteToWideChar
GlobalAlloc
GlobalFree
GlobalLock
WideCharToMultiByte
SetEvent
GetModuleHandleA
QueryPerformanceFrequency
GetProcAddress
VerSetConditionMask
FreeLibrary
VerifyVersionInfoW
QueryPerformanceCounter
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
IsProcessorFeaturePresent
IsDebuggerPresent
GetStartupInfoW
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
ResetEvent
DeleteCriticalSection
InitializeCriticalSectionAndSpinCount
EnterCriticalSection
LeaveCriticalSection
GetLocaleInfoEx
FormatMessageA
GlobalUnlock
LocalFree
user32
DispatchMessageA
TranslateMessage
PeekMessageA
PostQuitMessage
UpdateWindow
GetWindowLongW
AdjustWindowRectEx
GetKeyState
LoadCursorA
DestroyWindow
GetDC
SetWindowPos
MonitorFromWindow
EnumDisplayMonitors
ScreenToClient
SetWindowTextW
WindowFromPoint
ShowWindow
GetCapture
SetWindowLongA
ClientToScreen
IsChild
GetMonitorInfoA
GetForegroundWindow
GetDesktopWindow
DefWindowProcA
CreateWindowExA
SetLayeredWindowAttributes
SetFocus
BringWindowToTop
SetCapture
SetCursor
SetWindowLongW
GetClientRect
SetTimer
GetWindowRect
SetClipboardData
UnregisterClassA
RegisterClassExA
ReleaseCapture
SetForegroundWindow
IsIconic
SetCursorPos
ReleaseDC
GetCursorPos
OpenClipboard
GetClipboardData
EmptyClipboard
CloseClipboard
gdi32
GetDeviceCaps
ole32
CoSetProxyBlanket
CoCreateInstance
CoUninitialize
CoInitializeSecurity
CoInitializeEx
oleaut32
SysStringByteLen
SysAllocStringByteLen
SysAllocString
VariantClear
SysFreeString
msvcp140
?always_noconv@codecvt_base@std@@QEBA_NXZ
??1?$basic_istream@DU?$char_traits@D@std@@@std@@UEAA@XZ
?clear@?$basic_ios@DU?$char_traits@D@std@@@std@@QEAAXH_N@Z
??1?$basic_ios@DU?$char_traits@D@std@@@std@@UEAA@XZ
?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
?showmanyc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MEAA_JXZ
?sbumpc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEAAHXZ
??1?$basic_streambuf@DU?$char_traits@D@std@@@std@@UEAA@XZ
??0?$basic_istream@DU?$char_traits@D@std@@@std@@QEAA@PEAV?$basic_streambuf@DU?$char_traits@D@std@@@1@_N@Z
??0?$basic_ios@DU?$char_traits@D@std@@@std@@IEAA@XZ
?setstate@?$basic_ios@DU?$char_traits@D@std@@@std@@QEAAXH_N@Z
?_Pninc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEAAPEADXZ
??Bid@locale@std@@QEAA_KXZ
?out@?$codecvt@DDU_Mbstatet@@@std@@QEBAHAEAU_Mbstatet@@PEBD1AEAPEBDPEAD3AEAPEAD@Z
?in@?$codecvt@DDU_Mbstatet@@@std@@QEBAHAEAU_Mbstatet@@PEBD1AEAPEBDPEAD3AEAPEAD@Z
?_Init@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEAAXXZ
?getloc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEBA?AVlocale@2@XZ
??0?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEAA@XZ
?unshift@?$codecvt@DDU_Mbstatet@@@std@@QEBAHAEAU_Mbstatet@@PEAD1AEAPEAD@Z
?_Getcat@?$codecvt@DDU_Mbstatet@@@std@@SA_KPEAPEBVfacet@locale@2@PEBV42@@Z
_Query_perf_counter
?_Syserror_map@std@@YAPEBDH@Z
?_Xlength_error@std@@YAXPEBD@Z
?_Fiopen@std@@YAPEAU_iobuf@@PEBDHH@Z
_Query_perf_frequency
??1_Lockit@std@@QEAA@XZ
??0_Lockit@std@@QEAA@H@Z
?_Getgloballocale@locale@std@@CAPEAV_Locimp@12@XZ
?_Xout_of_range@std@@YAXPEBD@Z
?_Winerror_map@std@@YAHH@Z
?_Xbad_function_call@std@@YAXXZ
?id@?$codecvt@DDU_Mbstatet@@@std@@2V0locale@2@A
urlmon
URLDownloadToFileA
imm32
ImmReleaseContext
ImmGetContext
ImmSetCompositionWindow
d3d9
Direct3DCreate9
vcruntime140_1
__CxxFrameHandler4
vcruntime140
wcsstr
__std_terminate
strstr
_CxxThrowException
memset
__current_exception
__current_exception_context
__C_specific_handler
memmove
memcpy
__std_exception_copy
__std_exception_destroy
memcmp
memchr
__std_type_info_compare
api-ms-win-crt-stdio-l1-1-0
ungetc
fsetpos
fread
setvbuf
fgetpos
_wfopen
__stdio_common_vsprintf
__p__commode
fwrite
fseek
__acrt_iob_func
__stdio_common_vsscanf
fgetc
ftell
_get_stream_buffer_pointers
fclose
_set_fmode
fflush
_fseeki64
fputc
api-ms-win-crt-heap-l1-1-0
_callnewh
free
_set_new_mode
malloc
api-ms-win-crt-convert-l1-1-0
strtod
strtoull
strtoll
api-ms-win-crt-filesystem-l1-1-0
_lock_file
remove
_unlock_file
api-ms-win-crt-locale-l1-1-0
localeconv
_configthreadlocale
api-ms-win-crt-runtime-l1-1-0
_set_app_type
_cexit
_get_narrow_winmain_command_line
_initterm
_initterm_e
_exit
_invalid_parameter_noinfo_noreturn
_c_exit
_register_thread_local_exe_atexit_callback
terminate
_crt_atexit
_errno
_register_onexit_function
_initialize_onexit_table
_initialize_narrow_environment
_configure_narrow_argv
_seh_filter_exe
exit
_wassert
api-ms-win-crt-string-l1-1-0
strncpy
strncmp
strcmp
api-ms-win-crt-utility-l1-1-0
qsort
api-ms-win-crt-math-l1-1-0
cosf
ceilf
acosf
sqrtf
_dclass
fmodf
sinf
__setusermatherr
Sections
.text Size: 465KB - Virtual size: 464KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 115KB - Virtual size: 115KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 3KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 19KB - Virtual size: 18KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 512B - Virtual size: 488B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 512B - Virtual size: 448B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ