r77 | c3c3e7c82512705f0e2d11a09ac9abed7607ce1f2e3c2c896d0b86e9f0dd9ee6

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General

Target

c3c3e7c82512705f0e2d11a09ac9abed7607ce1f2e3c2c896d0b86e9f0dd9ee6
Size

1.7MB
MD5

83df5bf4d78f1979911322c08ab95881
SHA1

67c9dd8fa357b5e81b78871be3a0d894e3bde1e5
SHA256

c3c3e7c82512705f0e2d11a09ac9abed7607ce1f2e3c2c896d0b86e9f0dd9ee6
SHA512

a72864eda3597f43dc61003c4b8c420a92baa4d981175a3e66838ca24e71bc95960bf6a4b3af20745691a3e30abe3697c90838ae87d96ffc750d9914a86b49de
SSDEEP

24576:Tr2BMB027PcmYfOcccMTJ4Gk9v34o7CnG3ICjL5nkTikoUPMMDSVXT5XbyFPPoya:Tr2yqP4o7uG37ehoUkhXT5Xoo1

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
c3c3e7c82512705f0e2d11a09ac9abed7607ce1f2e3c2c896d0b86e9f0dd9ee6

Files

c3c3e7c82512705f0e2d11a09ac9abed7607ce1f2e3c2c896d0b86e9f0dd9ee6
.exe windows x64

026fa7d7230635ae8f7607d292266155

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
GetLastError
InitializeCriticalSectionEx
DeleteCriticalSection
DecodePointer
HeapAlloc
HeapFree
HeapReAlloc
HeapSize
GetProcessHeap
WaitNamedPipeW
CreateFileW
ReadFile
WriteFile
GetModuleHandleA
LoadLibraryA
GetPrivateProfileStringW
WritePrivateProfileStringW
GetModuleHandleW
FindResourceW
LoadResource
Sleep
LockResource
GetFileAttributesW
GetModuleFileNameW
LoadLibraryExW
FreeLibrary
MultiByteToWideChar
CreateProcessW
GetCurrentProcess
IsWow64Process
GetTickCount64
SetLastError
ResumeThread
WaitForSingleObject
LocalFree
GetTempPathW
CreateDirectoryW
WriteConsoleW
SetStdHandle
FreeEnvironmentStringsW
GetEnvironmentStringsW
MapViewOfFile
CreateFileMappingW
UnmapViewOfFile
SizeofResource
CloseHandle
GetCommandLineW
GetCommandLineA
FindNextFileW
FindFirstFileExW
FindClose
GetOEMCP
GetACP
IsValidCodePage
EnumSystemLocalesW
GetUserDefaultLCID
IsValidLocale
GetLocaleInfoW
LCMapStringW
GetConsoleMode
GetConsoleOutputCP
FlushFileBuffers
SetFilePointerEx
GetFileType
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
CreateThread
ExitThread
FreeLibraryAndExitThread
GetModuleHandleExW
ExitProcess
GetStdHandle

user32

MessageBoxW
MessageBoxA
SetProcessDPIAware

advapi32

SetEntriesInAclW
ConvertStringSidToSidW
GetNamedSecurityInfoW
SetNamedSecurityInfoW

shell32

SHGetFolderPathW

ole32

CoInitializeEx
CoUninitialize

oleaut32

VariantInit
SafeArrayCreate
SafeArrayAccessData
SafeArrayUnaccessData

mscoree

CLRCreateInstance
CorBindToRuntime

wininet

InternetOpenUrlA
InternetOpenA
InternetReadFile

version

VerQueryValueW
GetFileVersionInfoW
GetFileVersionInfoSizeW

winmm

PlaySoundW

Sections

.text
Size: 618KB - Virtual size: 618KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 218KB - Virtual size: 218KB

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: 22KB

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: 832KB - Virtual size: 832KB

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

026fa7d7230635ae8f7607d292266155

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

user32

advapi32

shell32

ole32

oleaut32

mscoree

wininet

version

winmm

Sections

.text Size: 618KB - Virtual size: 618KB

.rdata Size: 218KB - Virtual size: 218KB

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

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

_RDATA Size: 512B - Virtual size: 348B

.rsrc Size: 832KB - Virtual size: 832KB

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

.text
Size: 618KB - Virtual size: 618KB

.rdata
Size: 218KB - Virtual size: 218KB

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

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

_RDATA
Size: 512B - Virtual size: 348B

.rsrc
Size: 832KB - Virtual size: 832KB

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