Static task
static1
Behavioral task
behavioral1
Sample
pasterx.exe
Resource
win10v2004-20231215-en
General
-
Target
pasterx.exe
-
Size
346KB
-
MD5
20d6d20273d85c6e26641f27dd9a109a
-
SHA1
ba0dbb36fa37478ae6b5fdd663bf49d9ddd794fb
-
SHA256
665e158285accd6b9f9584451c94dafc985fc433383d59cd0e4fe0a74f7ff4e7
-
SHA512
a1dd6fef84d13fc59dcfb1cd7c6b67ec9582dde37d56996f258151cd1c2784f49b3435e030fce6bad3cd7d6ab655c20f9b02f3d71b5f579e83b14b079b07f946
-
SSDEEP
6144:CIxNn7sZLbVhRIoiP92YBc6zX8Hk/qn0eUR:CVhRWK6zX8mqnL
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource pasterx.exe
Files
-
pasterx.exe.exe windows:6 windows x64 arch:x64
a3fa98b9417c4746e29a0fde29361c78
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
dwmapi
DwmExtendFrameIntoClientArea
kernel32
QueryPerformanceCounter
QueryPerformanceFrequency
GetStdHandle
CreateFileA
FlushFileBuffers
CloseHandle
Sleep
GetCurrentProcessId
CreateThread
VirtualAlloc
VirtualFree
GetModuleHandleA
GetProcAddress
GetConsoleScreenBufferInfo
SetConsoleTextAttribute
GetConsoleWindow
CreateToolhelp32Snapshot
Process32Next
GlobalFree
GlobalLock
InitializeSListHead
GetSystemTimeAsFileTime
GetCurrentThreadId
TerminateProcess
GetCurrentProcess
GetModuleHandleW
IsProcessorFeaturePresent
SetUnhandledExceptionFilter
UnhandledExceptionFilter
IsDebuggerPresent
SleepConditionVariableSRW
WakeAllConditionVariable
GlobalUnlock
GlobalAlloc
AcquireSRWLockExclusive
ReleaseSRWLockExclusive
user32
SetClipboardData
GetClipboardData
EmptyClipboard
GetActiveWindow
GetKeyState
GetCapture
SetCapture
ReleaseCapture
GetClientRect
MoveWindow
CloseClipboard
GetAsyncKeyState
mouse_event
GetSystemMetrics
UpdateWindow
GetForegroundWindow
GetWindowRect
MessageBoxA
GetWindowLongA
SetWindowLongA
FindWindowA
GetWindow
OpenClipboard
SetWindowPos
DestroyWindow
CreateWindowExA
UnregisterClassA
SetCursorPos
RegisterClassA
PostQuitMessage
ShowWindow
DefWindowProcA
PeekMessageA
DispatchMessageA
TranslateMessage
LoadCursorA
ScreenToClient
ClientToScreen
GetCursorPos
SetCursor
gdi32
GetStockObject
imm32
ImmGetContext
ImmSetCompositionWindow
ImmReleaseContext
msvcp140
?_Xlength_error@std@@YAXPEBD@Z
?_Xbad_alloc@std@@YAXXZ
?_Xout_of_range@std@@YAXPEBD@Z
?uncaught_exception@std@@YA_NXZ
_Mtx_init_in_situ
_Mtx_destroy_in_situ
_Mtx_lock
_Mtx_unlock
?_Throw_Cpp_error@std@@YAXH@Z
??Bios_base@std@@QEBA_NXZ
?good@ios_base@std@@QEBA_NXZ
?flags@ios_base@std@@QEBAHXZ
?width@ios_base@std@@QEBA_JXZ
?width@ios_base@std@@QEAA_J_J@Z
?xalloc@ios_base@std@@SAHXZ
?iword@ios_base@std@@QEAAAEAJH@Z
??0?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEAA@XZ
??1?$basic_streambuf@DU?$char_traits@D@std@@@std@@UEAA@XZ
?sbumpc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEAAHXZ
?sgetc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEAAHXZ
?snextc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEAAHXZ
?sputc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEAAHD@Z
?sputn@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEAA_JPEBD_J@Z
?eback@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEBAPEADXZ
?gptr@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEBAPEADXZ
?pptr@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEBAPEADXZ
?egptr@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEBAPEADXZ
?gbump@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEAAXH@Z
?setg@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEAAXPEAD00@Z
?epptr@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEBAPEADXZ
?setp@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEAAXPEAD0@Z
?setp@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEAAXPEAD00@Z
?_Pninc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEAAPEADXZ
?xsgetn@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MEAA_JPEAD_J@Z
?xsputn@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MEAA_JPEBD_J@Z
??1?$basic_ios@DU?$char_traits@D@std@@@std@@UEAA@XZ
?setstate@?$basic_ios@DU?$char_traits@D@std@@@std@@QEAAXH_N@Z
?tie@?$basic_ios@DU?$char_traits@D@std@@@std@@QEBAPEAV?$basic_ostream@DU?$char_traits@D@std@@@2@XZ
?rdbuf@?$basic_ios@DU?$char_traits@D@std@@@std@@QEBAPEAV?$basic_streambuf@DU?$char_traits@D@std@@@2@XZ
?fill@?$basic_ios@DU?$char_traits@D@std@@@std@@QEBADXZ
?widen@?$basic_ios@DU?$char_traits@D@std@@@std@@QEBADD@Z
??0?$basic_ios@DU?$char_traits@D@std@@@std@@IEAA@XZ
?_Osfx@?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAXXZ
??6?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV01@P6AAEAV01@AEAV01@@Z@Z
?flush@?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV12@XZ
?_Ipfx@?$basic_istream@DU?$char_traits@D@std@@@std@@QEAA_N_N@Z
??5?$basic_istream@DU?$char_traits@D@std@@@std@@QEAAAEAV01@AEAH@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
?imbue@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MEAAXAEBVlocale@2@@Z
?sync@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MEAAHXZ
?setbuf@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MEAAPEAV12@PEAD_J@Z
?uflow@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MEAAHXZ
?showmanyc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MEAA_JXZ
?_Unlock@?$basic_streambuf@DU?$char_traits@D@std@@@std@@UEAAXXZ
?_Lock@?$basic_streambuf@DU?$char_traits@D@std@@@std@@UEAAXXZ
?cin@std@@3V?$basic_istream@DU?$char_traits@D@std@@@1@A
?cout@std@@3V?$basic_ostream@DU?$char_traits@D@std@@@1@A
?cerr@std@@3V?$basic_ostream@DU?$char_traits@D@std@@@1@A
?clog@std@@3V?$basic_ostream@DU?$char_traits@D@std@@@1@A
d3d9
Direct3DCreate9Ex
ntdll
RtlLookupFunctionEntry
ZwOpenKey
ZwClose
ZwQueryValueKey
RtlVirtualUnwind
ZwCreateKey
RtlCaptureContext
ZwSetValueKey
vcruntime140
__std_terminate
memcmp
strstr
_CxxThrowException
__std_exception_destroy
__std_exception_copy
memset
memmove
__current_exception
__current_exception_context
memchr
memcpy
__C_specific_handler
vcruntime140_1
__CxxFrameHandler4
api-ms-win-crt-string-l1-1-0
strncpy
isprint
wcscpy_s
strcmp
api-ms-win-crt-stdio-l1-1-0
__acrt_iob_func
_fileno
fclose
_wfopen
__p__commode
fflush
fread
fseek
ftell
_isatty
fwrite
__stdio_common_vfprintf
_set_fmode
__stdio_common_vsprintf
__stdio_common_vsscanf
__stdio_common_vsprintf_s
api-ms-win-crt-heap-l1-1-0
malloc
free
_set_new_mode
_callnewh
api-ms-win-crt-utility-l1-1-0
qsort
rand
api-ms-win-crt-math-l1-1-0
powf
tanf
pow
sinf
floorf
fabs
cosf
ceilf
atan2
fmodf
atan
sqrtf
__setusermatherr
asin
api-ms-win-crt-runtime-l1-1-0
_register_onexit_function
_crt_atexit
_cexit
_initialize_narrow_environment
_seh_filter_exe
_set_app_type
_configure_narrow_argv
_get_initial_narrow_environment
_initterm
_initterm_e
_exit
_invalid_parameter_noinfo_noreturn
__p___argc
__p___argv
_c_exit
_register_thread_local_exe_atexit_callback
exit
system
_initialize_onexit_table
terminate
api-ms-win-crt-convert-l1-1-0
atof
api-ms-win-crt-filesystem-l1-1-0
remove
api-ms-win-crt-locale-l1-1-0
_configthreadlocale
Sections
.text Size: 275KB - Virtual size: 275KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 48KB - Virtual size: 48KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 8KB - Virtual size: 11KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 11KB - Virtual size: 11KB
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: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ