base[.]exe | Triage

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General

Target

base.exe
Size

260KB
MD5

321dc0a87a90afc649bffb8724a22dba
SHA1

3f4eb51b0268fa5c495bbfdfb0aaabc143c150ea
SHA256

49f06f5e487bbc900628b6fba5a4b0844808a24696f64ef30288eec1ca2b8500
SHA512

17938a114777e219692a327229ad51a25acf45b8e30b47f9fbaf6802e9cd0dc7d5d24012a56574f0969a170f192499dee61d5dec47b75663d66fd3a91bbffcb9
SSDEEP

6144:AhfnKXkjYmzIClMlQ5UFtecI+lKFxiPITEAcn+W:OnKkbEQOFtecIoIJcn

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
base.exe

Files

base.exe
.exe windows:6 windows x64 arch:x64

4105d7025799ae9fe35c9ddb930c1e83

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

GlobalAlloc
GlobalFree
GlobalLock
GlobalUnlock
QueryPerformanceFrequency
QueryPerformanceCounter
SetConsoleTextAttribute
SetConsoleTitleA
GetStdHandle
Sleep
CreateThread
DeviceIoControl
EnterCriticalSection
LeaveCriticalSection
InitializeCriticalSectionAndSpinCount
CloseHandle
SetEvent
ResetEvent
WaitForSingleObjectEx
CreateEventW
GetModuleHandleW
GetProcAddress
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
IsProcessorFeaturePresent
IsDebuggerPresent
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
CreateFileA
DeleteCriticalSection

user32

GetWindow
DispatchMessageA
GetWindowRect
DestroyWindow
SetWindowPos
ShowWindow
GetAsyncKeyState
SetWindowLongA
GetWindowLongA
GetForegroundWindow
SetClipboardData
LoadCursorA
MoveWindow
DefWindowProcA
CreateWindowExA
TranslateMessage
GetClipboardData
EmptyClipboard
CloseClipboard
GetKeyState
ScreenToClient
UpdateWindow
GetActiveWindow
RegisterClassExA
GetCapture
FindWindowA
PeekMessageA
PostQuitMessage
ClientToScreen
OpenClipboard
GetCursorPos
SetCursorPos
ReleaseCapture
GetClientRect
SetCursor
SetCapture
UnregisterClassA
mouse_event

msvcp140

?good@ios_base@std@@QEBA_NXZ
?uncaught_exceptions@std@@YAHXZ
?cout@std@@3V?$basic_ostream@DU?$char_traits@D@std@@@1@A
?_Xlength_error@std@@YAXPEBD@Z
?sputn@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEAA_JPEBD_J@Z
?put@?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV12@D@Z
?widen@?$basic_ios@DU?$char_traits@D@std@@@std@@QEBADD@Z
?sputc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEAAHD@Z
?_Osfx@?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAXXZ
?flush@?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV12@XZ
?setstate@?$basic_ios@DU?$char_traits@D@std@@@std@@QEAAXH_N@Z
??6?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV01@P6AAEAV01@AEAV01@@Z@Z
??6?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV01@P6AAEAVios_base@1@AEAV21@@Z@Z
??6?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV01@_K@Z

imm32

ImmSetCompositionWindow
ImmGetContext
ImmReleaseContext

d3d9

Direct3DCreate9Ex

vcruntime140_1

__CxxFrameHandler4

vcruntime140

memchr
memcmp
memcpy
memmove
memset
__C_specific_handler
__current_exception_context
__current_exception
__std_exception_copy
__std_exception_destroy
strstr
__std_terminate
_CxxThrowException

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

_set_fmode
fflush
ftell
fclose
__p__commode
fseek
__stdio_common_vsscanf
fread
__stdio_common_vsprintf
_wfopen
fwrite
__stdio_common_vfprintf
__acrt_iob_func

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

isprint
strcmp
strncpy

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

qsort

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

free
_callnewh
_set_new_mode
malloc

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

atof

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

_c_exit
__p___argv
exit
system
_invalid_parameter_noinfo_noreturn
terminate
__p___argc
_configure_narrow_argv
_register_thread_local_exe_atexit_callback
_exit
_initterm_e
_initterm
_get_initial_narrow_environment
_set_app_type
_seh_filter_exe
_cexit
_crt_atexit
_register_onexit_function
_initialize_onexit_table
_initialize_narrow_environment

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

__setusermatherr
fmodf
tanf
sqrtf
powf
floorf
cosf
sinf
ceilf
pow

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

_configthreadlocale

Sections

.text
Size: 205KB - Virtual size: 204KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 42KB - Virtual size: 41KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 2KB - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 9KB - Virtual size: 8KB

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: 140B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

4105d7025799ae9fe35c9ddb930c1e83

Headers

DLL Characteristics

File Characteristics

Imports

dwmapi

kernel32

user32

msvcp140

imm32

d3d9

vcruntime140_1

vcruntime140

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

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

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

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

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

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

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

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

Sections

.text Size: 205KB - Virtual size: 204KB

.rdata Size: 42KB - Virtual size: 41KB

.data Size: 2KB - Virtual size: 4KB

.pdata Size: 9KB - Virtual size: 8KB

.rsrc Size: 512B - Virtual size: 488B

.reloc Size: 512B - Virtual size: 140B

.text
Size: 205KB - Virtual size: 204KB

.rdata
Size: 42KB - Virtual size: 41KB

.data
Size: 2KB - Virtual size: 4KB

.pdata
Size: 9KB - Virtual size: 8KB

.rsrc
Size: 512B - Virtual size: 488B

.reloc
Size: 512B - Virtual size: 140B