r77 | dd258498973b015d93366e9374c980d40cc4928d360d7ede09529f558a0ec3f6

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General

Target

dd258498973b015d93366e9374c980d40cc4928d360d7ede09529f558a0ec3f6
Size

1.4MB
MD5

fed2d299935a86789649acf07b440de5
SHA1

b770b930833cfb4044b2db1a743dea13dc3eaad9
SHA256

dd258498973b015d93366e9374c980d40cc4928d360d7ede09529f558a0ec3f6
SHA512

338a1ccaa011c6bea55e6bfc4ef79ac59fda7d0b75ebb9052279ad3659b10c08b585ddc78f3b0128b4a128656b4561c25e2b51833099d09bddf11d6a553c3fde
SSDEEP

24576:++NXDnJ3P1BtHrVRtm3Aqa7HYdxTQt7zkpbJ7vDSKuSbT:zJ39TLV+3zNQuV74SP

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

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
dd258498973b015d93366e9374c980d40cc4928d360d7ede09529f558a0ec3f6

Files

dd258498973b015d93366e9374c980d40cc4928d360d7ede09529f558a0ec3f6
.exe windows:6 windows x64 arch:x64

89b01bd6a6ae1363ff2a2929f4a57c23

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
Sleep
GetFileAttributesW
GetModuleFileNameW
LoadLibraryExW
FreeLibrary
MultiByteToWideChar
GetCurrentProcess
IsWow64Process
SetLastError
ResumeThread
WaitForSingleObject
LocalFree
GetTempPathW
CreateDirectoryW
WriteConsoleW
HeapSize
MapViewOfFile
CreateFileMappingW
UnmapViewOfFile
LockResource
CloseHandle
GetProcessHeap
SetEnvironmentVariableW
FreeEnvironmentStringsW
GetEnvironmentStringsW
GetCommandLineW
GetCommandLineA
GetOEMCP
GetACP
IsValidCodePage
FindNextFileW
FindFirstFileExW
FindClose
GetTimeZoneInformation
HeapReAlloc
SetStdHandle
GetFullPathNameW
GetCurrentDirectoryW
EnumSystemLocalesW
GetUserDefaultLCID
IsValidLocale
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

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: 464KB - Virtual size: 463KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 181KB - Virtual size: 180KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 13KB - Virtual size: 22KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 737KB - Virtual size: 737KB

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

89b01bd6a6ae1363ff2a2929f4a57c23

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

user32

advapi32

shell32

oleaut32

mscoree

wininet

version

winmm

Sections

.text Size: 464KB - Virtual size: 463KB

.rdata Size: 181KB - Virtual size: 180KB

.data Size: 13KB - Virtual size: 22KB

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

.rsrc Size: 737KB - Virtual size: 737KB

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

.text
Size: 464KB - Virtual size: 463KB

.rdata
Size: 181KB - Virtual size: 180KB

.data
Size: 13KB - Virtual size: 22KB

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

.rsrc
Size: 737KB - Virtual size: 737KB

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