r77 | 1f1d542ecffe92f4bd75caabf0540adb3b63963b2deb4f1b2f4b5045b2750b03

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General

Target

1f1d542ecffe92f4bd75caabf0540adb3b63963b2deb4f1b2f4b5045b2750b03
Size

1.3MB
MD5

ec681c3cc092e9c19f9fcd3de8575455
SHA1

679d6a3755f332444e8088e5ea477ff90577c63e
SHA256

1f1d542ecffe92f4bd75caabf0540adb3b63963b2deb4f1b2f4b5045b2750b03
SHA512

9a0a1fdbc99071fc8373a3d692016d837e51bf18efc79f563d3b7674005adab17f2779eba17f7f12b8b7b7bc348f99f21e6b219d2196c1f9138169e843fc874c
SSDEEP

24576:nhI74asSGNV/r2BuqgReyOsRw92subJ73DSf:2sSeVDaupeyRFJV7

Score

10^/10

r77

Malware Config

Signatures

R77 family
r77

r77 rootkit payload 1 IoCs

Detects the payload of the r77 rootkit.

resource	yara_rule
sample	r77_payload

Files

1f1d542ecffe92f4bd75caabf0540adb3b63963b2deb4f1b2f4b5045b2750b03
.exe windows x64

cf68394e6217c2041e6113c35a9269c6

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

CloseHandle
UnmapViewOfFile
CreateFileMappingW
MapViewOfFile
Sleep
GetCurrentProcessId
LoadLibraryW
GetProcAddress
WaitNamedPipeW
GetLastError
CreateFileW
ReadFile
WriteFile
GetModuleHandleA
LoadLibraryA
GetPrivateProfileStringW
WritePrivateProfileStringW
GetModuleHandleW
FindResourceW
LoadResource
SizeofResource
LockResource
GetFileAttributesW
GetModuleFileNameW
LoadLibraryExW
FreeLibrary
MultiByteToWideChar
GetCurrentProcess
IsWow64Process
SetLastError
ResumeThread
WaitForSingleObject
GetTempPathW
CreateDirectoryW
WriteConsoleW
HeapSize
GetProcessHeap
SetEnvironmentVariableW
FreeEnvironmentStringsW
GetEnvironmentStringsW
GetCommandLineW
GetCommandLineA
GetOEMCP
GetACP
IsValidCodePage
FindNextFileW
FindFirstFileExW
FindClose
GetTimeZoneInformation
HeapReAlloc
SetStdHandle
GetFullPathNameW
GetCurrentDirectoryW
EnumSystemLocalesW
GetUserDefaultLCID
IsValidLocale
LocalFree
WideCharToMultiByte
GetStringTypeW
DuplicateHandle
WaitForSingleObjectEx
SwitchToThread
GetCurrentThread
GetCurrentThreadId
GetExitCodeThread
EnterCriticalSection
LeaveCriticalSection
TryEnterCriticalSection
DeleteCriticalSection
EncodePointer
DecodePointer
InitializeCriticalSectionAndSpinCount
CreateEventW
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetSystemTimeAsFileTime
GetTickCount
QueryPerformanceCounter
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
GetThreadTimes
FreeLibraryAndExitThread
GetVersionExW
VirtualAlloc
VirtualProtect
VirtualFree
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

shell32

SHGetFolderPathW

oleaut32

SafeArrayCreate
SafeArrayAccessData
SafeArrayUnaccessData
SafeArrayCreateVector
SafeArrayDestroy

mscoree

CorBindToRuntime
CLRCreateInstance

wininet

InternetReadFile
InternetOpenUrlA
InternetOpenA

version

GetFileVersionInfoSizeW
GetFileVersionInfoW
VerQueryValueW

winmm

PlaySoundW

Sections

.text
Size: 453KB - Virtual size: 452KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 177KB - Virtual size: 177KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 12KB - Virtual size: 22KB

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

.rsrc
Size: 690KB - Virtual size: 690KB

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

Sharing

General

Malware Config

Signatures

Files

cf68394e6217c2041e6113c35a9269c6

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

user32

shell32

oleaut32

mscoree

wininet

version

winmm

Sections

.text Size: 453KB - Virtual size: 452KB

.rdata Size: 177KB - Virtual size: 177KB

.data Size: 12KB - Virtual size: 22KB

.pdata Size: 24KB - Virtual size: 23KB

.rsrc Size: 690KB - Virtual size: 690KB

.reloc Size: 5KB - Virtual size: 4KB

.text
Size: 453KB - Virtual size: 452KB

.rdata
Size: 177KB - Virtual size: 177KB

.data
Size: 12KB - Virtual size: 22KB

.pdata
Size: 24KB - Virtual size: 23KB

.rsrc
Size: 690KB - Virtual size: 690KB

.reloc
Size: 5KB - Virtual size: 4KB