r77 | 56434a1c075b5c12f4f2236a1fd129e17fc509d3f5080bd3a185243c440389ee

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General

Target

56434a1c075b5c12f4f2236a1fd129e17fc509d3f5080bd3a185243c440389ee
Size

1.6MB
MD5

3f38e48cb84580c5d63a360008689901
SHA1

4393533b65b2fca453bf45a16cdeefafabe68774
SHA256

56434a1c075b5c12f4f2236a1fd129e17fc509d3f5080bd3a185243c440389ee
SHA512

1326f3bad16b808ba2f0c83fd37ccb6df75a1ed093e51066cb45af889dd519bb4ac521b6603fcd8d497dd30eb8f32a846c473d859801704c06d7e022032a2e39
SSDEEP

24576:IQPCWEVJ1M8zBn9bSAF8Kf7KF0zsRRAuYS4rGODNqsPRyvOguaIFy/q19ZDSVXTx:pEdIazMYS4rjDNjPg2jSiAXT5XVPH1z

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
56434a1c075b5c12f4f2236a1fd129e17fc509d3f5080bd3a185243c440389ee

Files

56434a1c075b5c12f4f2236a1fd129e17fc509d3f5080bd3a185243c440389ee
.exe windows:6 windows x64 arch:x64

ef287d814987e4c3a1dc7f68ffd7fa79

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
InitializeCriticalSectionEx
DeleteCriticalSection
DecodePointer
HeapAlloc
HeapFree
Sleep
HeapSize
GetProcessHeap
GetTempPathW
GetFileAttributesW
GetModuleFileNameW
LoadLibraryExW
FreeLibrary
MultiByteToWideChar
CreateProcessW
GetCurrentProcess
IsWow64Process
GetTickCount64
SetLastError
ResumeThread
WaitForSingleObject
LocalFree
CreateDirectoryW
WriteConsoleW
SetStdHandle
FreeEnvironmentStringsW
MapViewOfFile
CreateFileMappingW
UnmapViewOfFile
HeapReAlloc
CloseHandle
GetEnvironmentStringsW
GetCommandLineW
GetCommandLineA
FindNextFileW
FindFirstFileExW
FindClose
GetOEMCP
GetACP
IsValidCodePage
EnumSystemLocalesW
GetUserDefaultLCID
IsValidLocale
GetLocaleInfoW
LCMapStringW
GetConsoleMode
GetConsoleOutputCP
InitializeSRWLock
ReleaseSRWLockExclusive
AcquireSRWLockExclusive
TryAcquireSRWLockExclusive
GetCurrentThreadId
WideCharToMultiByte
WaitForSingleObjectEx
GetExitCodeThread
GetStringTypeW
EnterCriticalSection
LeaveCriticalSection
EncodePointer
CompareStringEx
GetCPInfo
LCMapStringEx
QueryPerformanceCounter
GetSystemTimeAsFileTime
InitializeCriticalSectionAndSpinCount
SetEvent
ResetEvent
CreateEventW
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
TerminateProcess
IsProcessorFeaturePresent
IsDebuggerPresent
GetStartupInfoW
InitializeSListHead
OutputDebugStringW
RaiseException
RtlUnwindEx
RtlPcToFileHeader
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
RtlUnwind
ExitProcess
GetModuleHandleExW
CreateThread
ExitThread
FreeLibraryAndExitThread
GetStdHandle
GetFileType
SetFilePointerEx
FlushFileBuffers

user32

MessageBoxA
MessageBoxW

advapi32

SetEntriesInAclW
ConvertStringSidToSidW
GetNamedSecurityInfoW
SetNamedSecurityInfoW

shell32

SHGetFolderPathW

ole32

CoInitializeEx
CoUninitialize

oleaut32

SysFreeString
SysAllocString

mscoree

CorBindToRuntime
CLRCreateInstance

wininet

InternetOpenUrlA
InternetOpenA
InternetReadFile

version

GetFileVersionInfoSizeW
VerQueryValueW
GetFileVersionInfoW

winmm

PlaySoundW

Sections

.text
Size: 608KB - Virtual size: 608KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 214KB - Virtual size: 213KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 8KB - Virtual size: 17KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 22KB - Virtual size: 21KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

_RDATA
Size: 512B - Virtual size: 348B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 801KB - Virtual size: 801KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 3KB - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

ef287d814987e4c3a1dc7f68ffd7fa79

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

user32

advapi32

shell32

ole32

oleaut32

mscoree

wininet

version

winmm

Sections

.text Size: 608KB - Virtual size: 608KB

.rdata Size: 214KB - Virtual size: 213KB

.data Size: 8KB - Virtual size: 17KB

.pdata Size: 22KB - Virtual size: 21KB

_RDATA Size: 512B - Virtual size: 348B

.rsrc Size: 801KB - Virtual size: 801KB

.reloc Size: 3KB - Virtual size: 3KB

.text
Size: 608KB - Virtual size: 608KB

.rdata
Size: 214KB - Virtual size: 213KB

.data
Size: 8KB - Virtual size: 17KB

.pdata
Size: 22KB - Virtual size: 21KB

_RDATA
Size: 512B - Virtual size: 348B

.rsrc
Size: 801KB - Virtual size: 801KB

.reloc
Size: 3KB - Virtual size: 3KB