Static task
static1
Behavioral task
behavioral1
Sample
RBTray.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
RBTray.exe
Resource
win10v2004-20230221-en
General
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Target
RBTray.exe
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Size
44KB
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MD5
533961368ede25d6719f77041efc521e
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SHA1
5e8c7306920029918af4aa2bcc53b306d359081b
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SHA256
2990b379eab81753ede04d017be30ad6381835c0531be4aa66c56d4e91122417
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SHA512
fe8d39ea72e73e6bd9fd103ae294059d85de4ad25ae469e837b269eb0199d49fc973f682df47b854a8c8bce1db9b417ab1e757141f57492c70b1e98697bc2628
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SSDEEP
768:z4auaqr0T+f3plkkSOQ0YITzJpq5uDsnwRkD7XCC6FzswuGzNYNxarIpM:0auaqr0T2E8fbq5uDsv7MNN
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource RBTray.exe
Files
-
RBTray.exe.exe windows x64
4d9eb64025740014bb3d66947f81bc56
Headers
DLL Characteristics
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
kernel32
FreeLibrary
LoadLibraryW
Sleep
HeapAlloc
GetStringTypeW
MultiByteToWideChar
LCMapStringW
HeapSize
HeapFree
IsValidCodePage
GetOEMCP
GetACP
GetCPInfo
EnterCriticalSection
LeaveCriticalSection
GetSystemTimeAsFileTime
GetCurrentProcessId
GetTickCount
QueryPerformanceCounter
HeapCreate
GetVersion
HeapSetInformation
FlsAlloc
GetLastError
GetCurrentThreadId
SetLastError
FlsFree
FlsSetValue
FlsGetValue
EncodePointer
DeleteCriticalSection
GetFileType
GetCommandLineA
GetStartupInfoW
TerminateProcess
GetCurrentProcess
UnhandledExceptionFilter
SetUnhandledExceptionFilter
IsDebuggerPresent
RtlVirtualUnwind
RtlLookupFunctionEntry
RtlCaptureContext
GetProcAddress
GetModuleHandleW
ExitProcess
DecodePointer
WriteFile
GetStdHandle
GetModuleFileNameW
RtlUnwindEx
GetModuleFileNameA
FreeEnvironmentStringsW
WideCharToMultiByte
GetEnvironmentStringsW
SetHandleCount
InitializeCriticalSectionAndSpinCount
HeapReAlloc
user32
GetMessageW
PostQuitMessage
TrackPopupMenu
RegisterWindowMessageW
PostMessageW
DialogBoxParamW
FindWindowW
GetWindowLongPtrW
TranslateMessage
LoadIconW
SetForegroundWindow
GetAncestor
GetClassLongPtrW
GetWindowTextW
EndDialog
GetCursorPos
ShowWindow
CreatePopupMenu
IsWindow
CreateWindowExW
MessageBoxW
RegisterClassW
IsWindowVisible
SendMessageW
DestroyMenu
DefWindowProcW
DispatchMessageW
AppendMenuW
shell32
Shell_NotifyIconW
rbhook
?UnRegisterHook@@YAXXZ
?RegisterHook@@YAHPEAUHINSTANCE__@@@Z
Sections
.text Size: 22KB - Virtual size: 22KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 11KB - Virtual size: 11KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 4KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 3KB - Virtual size: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 512B - Virtual size: 456B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ