Behavioral task
behavioral1
Sample
77429959a72d3a663052f2bcb1a7b74dd26c6389cb13313681c79105832324a8.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
77429959a72d3a663052f2bcb1a7b74dd26c6389cb13313681c79105832324a8.exe
Resource
win10v2004-20250207-en
General
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Target
77429959a72d3a663052f2bcb1a7b74dd26c6389cb13313681c79105832324a8
-
Size
1.3MB
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MD5
238ce3271139e07661e9a9ce115b5757
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SHA1
0c67ce79b97618b5a76e113697a0a46822699560
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SHA256
77429959a72d3a663052f2bcb1a7b74dd26c6389cb13313681c79105832324a8
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SHA512
f3242cc3fabf311344d1fcb8d6b9c19a69028f4d1e1b8403b7ae29e0bda5d745e135c033a0f49df22165914ae26e7325159836e620f3385438e5c6a349a179fd
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SSDEEP
24576:r2qLfk7bTs2/PwjKYR8ASIBwhWODDSIQXbJ7d:KpbTv/Yr8xo6QXV7d
Malware Config
Signatures
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R77 family
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r77 rootkit payload 1 IoCs
Detects the payload of the r77 rootkit.
resource yara_rule sample r77_payload -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 77429959a72d3a663052f2bcb1a7b74dd26c6389cb13313681c79105832324a8
Files
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77429959a72d3a663052f2bcb1a7b74dd26c6389cb13313681c79105832324a8.exe windows:6 windows x64 arch:x64
568346ec453713a6f3b9555c7dae92ce
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
kernel32
GetCurrentProcessId
LoadLibraryW
GetProcAddress
WaitNamedPipeW
GetLastError
CreateFileW
ReadFile
WriteFile
GetModuleHandleA
LoadLibraryA
GetPrivateProfileStringW
WritePrivateProfileStringW
GetModuleHandleW
FindResourceW
LoadResource
SizeofResource
LockResource
Sleep
GetModuleFileNameW
LoadLibraryExW
FreeLibrary
MultiByteToWideChar
GetCurrentProcess
IsWow64Process
SetLastError
ResumeThread
WaitForSingleObject
LocalFree
GetTempPathW
CreateDirectoryW
WriteConsoleW
HeapSize
MapViewOfFile
CreateFileMappingW
UnmapViewOfFile
GetFileAttributesW
CloseHandle
GetProcessHeap
SetEnvironmentVariableW
FreeEnvironmentStringsW
GetEnvironmentStringsW
GetCommandLineW
GetCommandLineA
GetOEMCP
GetACP
IsValidCodePage
FindNextFileW
FindFirstFileExW
FindClose
GetTimeZoneInformation
HeapReAlloc
SetStdHandle
GetFullPathNameW
GetCurrentDirectoryW
EnumSystemLocalesW
GetUserDefaultLCID
IsValidLocale
WideCharToMultiByte
GetStringTypeW
WaitForSingleObjectEx
SwitchToThread
GetCurrentThreadId
GetExitCodeThread
EnterCriticalSection
LeaveCriticalSection
TryEnterCriticalSection
DeleteCriticalSection
EncodePointer
DecodePointer
QueryPerformanceCounter
InitializeCriticalSectionAndSpinCount
CreateEventW
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetSystemTimeAsFileTime
GetTickCount
GetCPInfo
CompareStringW
LCMapStringW
GetLocaleInfoW
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
TerminateProcess
IsProcessorFeaturePresent
IsDebuggerPresent
GetStartupInfoW
InitializeSListHead
CreateTimerQueue
SetEvent
SignalObjectAndWait
CreateThread
SetThreadPriority
GetThreadPriority
GetLogicalProcessorInformation
CreateTimerQueueTimer
ChangeTimerQueueTimer
DeleteTimerQueueTimer
GetNumaHighestNodeNumber
GetProcessAffinityMask
SetThreadAffinityMask
RegisterWaitForSingleObject
UnregisterWait
GetCurrentThread
GetThreadTimes
FreeLibraryAndExitThread
GetVersionExW
VirtualAlloc
VirtualProtect
VirtualFree
DuplicateHandle
ReleaseSemaphore
InterlockedPopEntrySList
InterlockedPushEntrySList
InterlockedFlushSList
QueryDepthSList
UnregisterWaitEx
RtlUnwindEx
RtlPcToFileHeader
RaiseException
GetDriveTypeW
GetFileInformationByHandle
GetFileType
PeekNamedPipe
SystemTimeToTzSpecificLocalTime
FileTimeToSystemTime
ExitProcess
GetModuleHandleExW
ExitThread
GetStdHandle
HeapFree
HeapAlloc
SetFilePointerEx
FlushFileBuffers
GetConsoleCP
GetConsoleMode
user32
MessageBoxA
MessageBoxW
advapi32
SetEntriesInAclW
ConvertStringSidToSidW
GetNamedSecurityInfoW
SetNamedSecurityInfoW
shell32
SHGetFolderPathW
oleaut32
SafeArrayCreate
SafeArrayAccessData
SafeArrayUnaccessData
SafeArrayCreateVector
SafeArrayDestroy
mscoree
CorBindToRuntime
CLRCreateInstance
wininet
InternetReadFile
InternetOpenUrlA
InternetOpenA
version
GetFileVersionInfoSizeW
GetFileVersionInfoW
VerQueryValueW
winmm
PlaySoundW
Sections
.text Size: 437KB - Virtual size: 437KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 157KB - Virtual size: 156KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 11KB - Virtual size: 20KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 24KB - Virtual size: 23KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
_RDATA Size: 512B - Virtual size: 148B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 714KB - Virtual size: 713KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 5KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ