Cor Client 1[.]5[.]exe

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General

Target

Cor Client 1.5.exe
Size

473KB
MD5

e90d7c73cd6db02085b3b468c92eb670
SHA1

624b6c71a6749b909c33c3d009b224fb2e754831
SHA256

3503068db91a7db8cd0daf56dcf6973abef2b321b8cd2ac3073076e6985662d0
SHA512

58a11c1df504e989f029fd788ed6cfa49eda6d728db09cb131e1363e4de7afbbe5977e429e8b8d6c33243ee72b5f7e718ba5b86205aa8861184db62ff7e9b065
SSDEEP

12288:CBlbUPma8IJSQpQU4WbMpHwCvQA8nC4NP:sob5J7p4W/Cvr8nC4NP

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
Cor Client 1.5.exe

Files

Cor Client 1.5.exe
.exe windows:6 windows x64 arch:x64

0a7c2a97b5b18719c193198004d24639

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

opengl32

glPushMatrix
glPixelStorei
glColorPointer
glDisable
glPushAttrib
glGetIntegerv
glClear
glClearColor
glOrtho
glDrawElements
glTexImage2D
glGetTexEnviv
glPopMatrix
glTexCoordPointer
glDeleteTextures
glTexParameteri
glLoadIdentity
glBlendFunc
glMatrixMode
glDisableClientState
glScissor
glEnable
glVertexPointer
glGenTextures
glBindTexture
glPolygonMode
glPopAttrib
glEnableClientState
glViewport
glTexEnvi

kernel32

DeleteCriticalSection
CloseHandle
EnterCriticalSection
LeaveCriticalSection
InitializeCriticalSectionAndSpinCount
SetUnhandledExceptionFilter
SetEvent
ResetEvent
WaitForSingleObjectEx
TerminateProcess
MultiByteToWideChar
GlobalAlloc
GlobalFree
GlobalLock
WideCharToMultiByte
GlobalUnlock
SetPriorityClass
SetConsoleTitleA
GetCurrentProcess
Sleep
CreateThread
GetConsoleWindow
GetModuleHandleW
QueryPerformanceFrequency
QueryPerformanceCounter
GetProcAddress
LoadLibraryA
FreeLibrary
TlsAlloc
TlsFree
TlsSetValue
TlsGetValue
CreateEventW
InitializeSListHead
GetSystemTimeAsFileTime
GetCurrentThreadId
GetCurrentProcessId
IsProcessorFeaturePresent
RtlCaptureContext
UnhandledExceptionFilter
IsDebuggerPresent
RtlVirtualUnwind
RtlLookupFunctionEntry

user32

GetRawInputDeviceList
ChangeDisplaySettingsExW
EnumDisplayDevicesW
EnumDisplaySettingsExW
EnumDisplaySettingsW
RegisterDeviceNotificationW
SystemParametersInfoW
GetMessageA
GetPropW
DefWindowProcW
TrackMouseEvent
ReleaseCapture
GetRawInputDeviceInfoA
PtInRect
CopyIcon
WindowFromPoint
SetCursor
LoadCursorW
SetCursorPos
GetCursorPos
ScreenToClient
IsZoomed
IsWindowVisible
DispatchMessageW
LoadImageW
SetCapture
IsIconic
GetActiveWindow
GetWindowLongW
SetWindowLongW
BringWindowToTop
SetForegroundWindow
SetFocus
DestroyIcon
UnregisterClassW
RemovePropW
DestroyWindow
CreateWindowExW
SetPropW
SetWindowPos
GetMessageTime
PeekMessageW
GetKeyState
ClientToScreen
ClipCursor
AdjustWindowRectEx
GetDC
DispatchMessageA
CallNextHookEx
ShowWindow
GetAsyncKeyState
GetCursorInfo
SetWindowsHookExA
GetWindowTextA
GetForegroundWindow
UnhookWindowsHookEx
TranslateMessage
mouse_event
GetWindowDC
GetClientRect
FindWindowA
ReleaseDC
OpenClipboard
CloseClipboard
EmptyClipboard
GetClipboardData
SetClipboardData
RegisterClassExW

gdi32

DeleteObject
DeleteDC
GetDIBits
CreateCompatibleDC
SelectObject
CreateCompatibleBitmap
BitBlt
DescribePixelFormat
SetPixelFormat
SwapBuffers
GetDeviceCaps
CreateDCW
SetDeviceGammaRamp

shell32

DragQueryPoint
DragFinish
DragAcceptFiles
DragQueryFileW

imm32

ImmReleaseContext
ImmGetContext
ImmSetCompositionWindow

msvcp140

?uncaught_exceptions@std@@YAHXZ
?cout@std@@3V?$basic_ostream@DU?$char_traits@D@std@@@1@A
?_Xlength_error@std@@YAXPEBD@Z
?_Osfx@?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAXXZ
?flush@?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV12@XZ
?sputn@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEAA_JPEBD_J@Z
?setstate@?$basic_ios@DU?$char_traits@D@std@@@std@@QEAAXH_N@Z
?sputc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEAAHD@Z

winmm

timeGetTime

vcruntime140_1

__CxxFrameHandler4

vcruntime140

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

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

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

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

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

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

_strdup
strncmp
strncpy
strcmp

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

qsort

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

malloc
free
calloc
realloc
_set_new_mode
_callnewh

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

acosf
ceilf
__setusermatherr
cosf
sqrt
fmodf
logf
sqrtf
powf
sinf
floorf

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

_configthreadlocale

Sections

.text
Size: 264KB - Virtual size: 263KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 191KB - Virtual size: 191KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 2KB - Virtual size: 7KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 13KB - Virtual size: 13KB

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: 248B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

0a7c2a97b5b18719c193198004d24639

Headers

DLL Characteristics

File Characteristics

Imports

opengl32

kernel32

user32

gdi32

shell32

imm32

msvcp140

winmm

vcruntime140_1

vcruntime140

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

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-math-l1-1-0

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

Sections

.text Size: 264KB - Virtual size: 263KB

.rdata Size: 191KB - Virtual size: 191KB

.data Size: 2KB - Virtual size: 7KB

.pdata Size: 13KB - Virtual size: 13KB

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

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

.text
Size: 264KB - Virtual size: 263KB

.rdata
Size: 191KB - Virtual size: 191KB

.data
Size: 2KB - Virtual size: 7KB

.pdata
Size: 13KB - Virtual size: 13KB

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

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