BrYNSvc[.]exe | Triage

Sharing

Copy URL Twitter E-mail

General

Target

BrYNSvc.exe
Size

314KB
MD5

9824a312505a711d75016e9b2dc6bb41
SHA1

3a9c8c6b2167672a9ade95efd8b8204bb3082880
SHA256

ea1672284a6ff9c4f039427031e68a9ca70b2ac937f8a4ed89a5342c8cf3f990
SHA512

b2b2417a727db356673cc7acaa3da3b0153afe588253ff453a9f03454c9fcdd243dc64c9d1d11ad5593ee51e243318c64f33fe8f5329201ee5f5f3a752f0604e
SSDEEP

6144:09JAjgd6CfFR215eIV4+DUD+6Vb2GdNDZMa4QKnzkKdWgTlW+FEI3laRnRYvk:cJAjgEoQeIVxS2GdnMa4QKnzkKdWgTlO

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
BrYNSvc.exe

Files

BrYNSvc.exe
.exe windows:5 windows x86 arch:x86

9f33e1d198ae70251e80b90088b3c988

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE

PDB Paths

D:\GHE\StatusMonitor_MFC\BrYNSvc\BrYNSvc\Release\BrYNSvc.pdb

Imports

kernel32

WaitForSingleObject
Sleep
GetCurrentThreadId
CreateThread
CreateEventW
SetEvent
GetCommandLineW
LoadLibraryW
WaitForMultipleObjects
SystemTimeToFileTime
GetTimeZoneInformation
GetLocalTime
GetPrivateProfileSectionW
GetCurrentProcess
GetVersionExW
ReleaseMutex
CreateMutexW
GetPrivateProfileStringW
WideCharToMultiByte
CloseHandle
GetTimeFormatA
GetFileAttributesW
ResetEvent
WriteConsoleW
SetStdHandle
FlushFileBuffers
GetConsoleMode
GetConsoleCP
SetFilePointer
GetSystemTimeAsFileTime
GetCurrentProcessId
GetTickCount
QueryPerformanceCounter
GetFileType
LoadLibraryExW
FreeLibrary
GetModuleFileNameW
InterlockedDecrement
InterlockedIncrement
lstrcmpiW
GetModuleHandleW
GetProcAddress
DeleteCriticalSection
InitializeCriticalSectionAndSpinCount
GetLastError
LeaveCriticalSection
EnterCriticalSection
RaiseException
lstrlenW
GetLocaleInfoW
MultiByteToWideChar
FindResourceExW
FindResourceW
LoadResource
LockResource
OutputDebugStringA
SizeofResource
SetHandleCount
GetEnvironmentStringsW
FreeEnvironmentStringsW
LCMapStringW
CreateFileW
IsProcessorFeaturePresent
GetStdHandle
WriteFile
HeapCreate
GetStringTypeW
ExitProcess
SetLastError
TlsFree
TlsSetValue
TlsGetValue
TlsAlloc
IsValidCodePage
GetOEMCP
GetACP
GetCPInfo
TerminateProcess
IsDebuggerPresent
SetUnhandledExceptionFilter
UnhandledExceptionFilter
GetStartupInfoW
HeapSetInformation
ExitThread
DecodePointer
EncodePointer
RtlUnwind
GetProcessHeap
HeapSize
HeapReAlloc
HeapFree
HeapAlloc
HeapDestroy

user32

DispatchMessageW
TranslateMessage
CharNextW
KillTimer
CharUpperW
SetTimer
PostThreadMessageW
MessageBoxW
GetMessageW
LoadStringW

winspool.drv

GetPrinterW
GetPrinterDriverW
OpenPrinterW
XcvDataW
ClosePrinter
EnumPrintersW

advapi32

StartServiceCtrlDispatcherW
RegisterServiceCtrlHandlerExW
ControlService
DeleteService
CreateServiceW
OpenSCManagerW
OpenServiceW
CloseServiceHandle
SetServiceStatus
RegisterEventSourceW
ReportEventW
DeregisterEventSource
RegEnumKeyExW
RegQueryInfoKeyW
RegSetValueExW
RegDeleteValueW
RegDeleteKeyW
RegCreateKeyExW
RegOpenKeyExW
RegQueryValueExW
RegCloseKey

shell32

DoEnvironmentSubstW

ole32

CoTaskMemRealloc
CoTaskMemAlloc
CoRevokeClassObject
CoRegisterClassObject
CoInitializeSecurity
CoInitializeEx
CoUninitialize
StringFromGUID2
CoCreateInstance
CoInitialize
CoAddRefServerProcess
CoReleaseServerProcess
CoResumeClassObjects
CoTaskMemFree

oleaut32

SysStringLen
LoadRegTypeLi
LoadTypeLi
UnRegisterTypeLi
RegisterTypeLi
VarUI4FromStr
SafeArrayRedim
SafeArrayDestroy
SafeArrayCreate
SysStringByteLen
SysAllocStringByteLen
SysAllocString
VariantCopyInd
SysAllocStringLen
SafeArrayUnlock
SafeArrayLock
SafeArrayPutElement
SafeArrayGetUBound
SafeArrayGetLBound
VariantCopy
VariantClear
SafeArrayCopy
VariantInit
SysFreeString
SafeArrayGetVartype

Sections

.text
Size: 216KB - Virtual size: 215KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 62KB - Virtual size: 61KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 6KB - Virtual size: 15KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 8KB - Virtual size: 7KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 21KB - Virtual size: 20KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

9f33e1d198ae70251e80b90088b3c988

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

kernel32

user32

winspool.drv

advapi32

shell32

ole32

oleaut32

Sections

.text Size: 216KB - Virtual size: 215KB

.rdata Size: 62KB - Virtual size: 61KB

.data Size: 6KB - Virtual size: 15KB

.rsrc Size: 8KB - Virtual size: 7KB

.reloc Size: 21KB - Virtual size: 20KB

.text
Size: 216KB - Virtual size: 215KB

.rdata
Size: 62KB - Virtual size: 61KB

.data
Size: 6KB - Virtual size: 15KB

.rsrc
Size: 8KB - Virtual size: 7KB

.reloc
Size: 21KB - Virtual size: 20KB