GRIEF[.]dll | Triage

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General

Target

GRIEF.dll
Size

552KB
MD5

77f87e81913a197f750604d7ccdab41e
SHA1

207926c51c049eba0a1c1f239fa099d28b5fe8d3
SHA256

b0624c64f0f0903c3437500fcc5789f24e7e258811872746a661ed0336cbadfc
SHA512

6cbfd4fcf40f5dfc57bda3a90dcfc1610f5d57301cb52c64f2e89e2452a1f6008a8d68966d5a951bef9bbcd8aa3a4368d5cde59ef7d26e1c265fe5ebafea2a7b
SSDEEP

12288:+sCaEPSE21R2m+bdORF4r8wuZz2PcWAn0rgB:zEPSE26FdORu8v2ZAn0r

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
GRIEF.dll

Files

GRIEF.dll
.dll windows:6 windows x64 arch:x64

4b08543c30ebdfab2a020ed5d08a75eb

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

PDB Paths

C:\Users\Epic\Desktop\REPO\GRIEF\x64\Release\GRIEF.pdb

Imports

kernel32

MultiByteToWideChar
GlobalAlloc
GlobalFree
GlobalLock
WideCharToMultiByte
GlobalUnlock
LoadLibraryA
CloseHandle
GetProcAddress
GetLocaleInfoA
QueryPerformanceFrequency
VerSetConditionMask
QueryPerformanceCounter
VirtualFree
VirtualAlloc
GetSystemInfo
VirtualQuery
HeapCreate
VirtualProtect
HeapFree
Thread32Next
Thread32First
AttachConsole
GetCurrentProcessId
ResumeThread
CreateToolhelp32Snapshot
GetLastError
HeapReAlloc
HeapAlloc
GetThreadContext
FlushInstructionCache
SetThreadContext
OpenThread
Sleep
InitializeSListHead
GetSystemTimeAsFileTime
IsDebuggerPresent
IsProcessorFeaturePresent
TerminateProcess
SetUnhandledExceptionFilter
UnhandledExceptionFilter
RtlVirtualUnwind
RtlLookupFunctionEntry
RtlCaptureContext
SleepConditionVariableSRW
WakeAllConditionVariable
AcquireSRWLockExclusive
ReleaseSRWLockExclusive
GetModuleHandleA
AllocConsole
CreateThread
K32GetModuleInformation
SuspendThread
DisableThreadLibraryCalls
GetCurrentProcess
GetCurrentThreadId
GetModuleHandleW

user32

GetWindowLongW
DefWindowProcW
AdjustWindowRectEx
GetKeyState
GetMessageExtraInfo
DestroyWindow
GetDC
SetWindowPos
MonitorFromWindow
SetWindowLongPtrW
EnumDisplayMonitors
CreateWindowExW
UnregisterClassW
SetWindowTextW
RegisterClassExW
WindowFromPoint
ShowWindow
GetCapture
GetMonitorInfoW
ClientToScreen
IsChild
TrackMouseEvent
GetKeyboardLayout
SetLayeredWindowAttributes
SetFocus
BringWindowToTop
LoadCursorW
SetCapture
IsIconic
SetCursorPos
GetCursorPos
FindWindowA
SetForegroundWindow
SetCursor
SetWindowLongW
GetClientRect
IsWindowUnicode
ReleaseCapture
GetForegroundWindow
GetAsyncKeyState
ScreenToClient
GetWindowRect
SetClipboardData
ReleaseDC
OpenClipboard
CloseClipboard
EmptyClipboard
GetClipboardData

gdi32

GetDeviceCaps

msvcp140

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

imm32

ImmSetCandidateWindow
ImmReleaseContext
ImmGetContext
ImmSetCompositionWindow

d3dcompiler_47

D3DCompile

vcruntime140_1

__CxxFrameHandler4

vcruntime140

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

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

_register_onexit_function
_execute_onexit_table
_crt_atexit
_initialize_narrow_environment
terminate
_initterm
_initterm_e
_invalid_parameter_noinfo_noreturn
_configure_narrow_argv
exit
_seh_filter_dll
_cexit
_initialize_onexit_table

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

free
_callnewh
calloc
malloc

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

freopen_s
ftell
__acrt_iob_func
fread
fflush
__stdio_common_vsscanf
__stdio_common_vsprintf
_wfopen
fwrite
__stdio_common_vsprintf_s
fclose
__stdio_common_vfprintf
fseek

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

_localtime64_s

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

tolower
strncmp
strncpy
strcmp

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

cosf
pow
powf
roundf
sin
sinf
acosf
sqrtf
fminf
ceilf
fmaxf
fmodf

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

qsort

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

atof

Sections

.text
Size: 403KB - Virtual size: 403KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 127KB - Virtual size: 127KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 1KB - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 17KB - Virtual size: 16KB

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: 696B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

4b08543c30ebdfab2a020ed5d08a75eb

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

kernel32

user32

gdi32

msvcp140

imm32

d3dcompiler_47

vcruntime140_1

vcruntime140

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

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

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

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

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

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

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

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

Sections

.text Size: 403KB - Virtual size: 403KB

.rdata Size: 127KB - Virtual size: 127KB

.data Size: 1KB - Virtual size: 3KB

.pdata Size: 17KB - Virtual size: 16KB

.rsrc Size: 512B - Virtual size: 248B

.reloc Size: 1024B - Virtual size: 696B

.text
Size: 403KB - Virtual size: 403KB

.rdata
Size: 127KB - Virtual size: 127KB

.data
Size: 1KB - Virtual size: 3KB

.pdata
Size: 17KB - Virtual size: 16KB

.rsrc
Size: 512B - Virtual size: 248B

.reloc
Size: 1024B - Virtual size: 696B