r77 | 3414d7a3897b3c525c1c00f53607e9e664f7b389790bde12e5f99905284404df

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General

Target

3414d7a3897b3c525c1c00f53607e9e664f7b389790bde12e5f99905284404df
Size

1.7MB
MD5

72b44cef3ca9e963a44cfee93e45cf4c
SHA1

abc8bc760da44aa9a29c43100cd8fb259545d9ae
SHA256

3414d7a3897b3c525c1c00f53607e9e664f7b389790bde12e5f99905284404df
SHA512

4c4a3d84a432a048c2f869f9ed14020ccbe4b671cba25d8ad5af4a5ab51ef7c71a9f2cc0d60c72413e81dde7b7d4df9d51d30f3d07bc8a34c01ef336f595165b
SSDEEP

24576:DaxVmg8EApbtayDPnJV7fa+S3laZDRvkHwfXSOg9xk2e6OzXEDSVXT5XcDUN0Ps1:DajFaAlGRvkQfXSLp47JXT5Xck0Ps1

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
3414d7a3897b3c525c1c00f53607e9e664f7b389790bde12e5f99905284404df

Files

3414d7a3897b3c525c1c00f53607e9e664f7b389790bde12e5f99905284404df
.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: 618KB - Virtual size: 617KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 217KB - Virtual size: 217KB

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: 844KB - Virtual size: 844KB

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: 618KB - Virtual size: 617KB

.rdata Size: 217KB - Virtual size: 217KB

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

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

_RDATA Size: 512B - Virtual size: 348B

.rsrc Size: 844KB - Virtual size: 844KB

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

.text
Size: 618KB - Virtual size: 617KB

.rdata
Size: 217KB - Virtual size: 217KB

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

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

_RDATA
Size: 512B - Virtual size: 348B

.rsrc
Size: 844KB - Virtual size: 844KB

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