r77 | c0760243b7d45fe73f14ee66edd44139ea51761d201446755a23a0e6ba8b4222

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General

Target
c0760243b7d45fe73f14ee66edd44139ea51761d201446755a23a0e6ba8b4222
Size 1.2MB
Sample260921-s2phdsch38
SHA256 c0760243b7d45fe73f14ee66edd44139ea51761d201446755a23a0e6ba8b4222
MD5 4dd8b1156e10498577d820fc30154444
SHA1 8d6d3540d2cb044566411e6bf3aa68f13bb130f6
SHA512 0a2bdf2176ac45fc36fb28d78a55882cb7d88fd159fb7198fb824661c5ba397bc804ae865f8064a0a8c4585a93d1bba02200eaa4b1a02fe03e8825d9e41bc054
SSDEEP 24576:wJWSxIVgmzVnE9pkE/5+vlj24J+yamDSVXT5XLKf:pQIJz5EvkE/5GV+1rXT5XI
TLSH
T14355AE06B75409F9E0A7D178C9578A47E7B27C050771CBCF13A4A36A2F677918E3AB20
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

rootkit r77

Malware Config

Signatures

Family: r77
r77 is an open-source, userland rootkit.
rootkit 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
c0760243b7d45fe73f14ee66edd44139ea51761d201446755a23a0e6ba8b4222

File Explorer

c0760243b7d45fe73f14ee66edd44139ea51761d201446755a23a0e6ba8b4222

.exe 1.2MB

c0760243b7d45fe73f14ee66edd44139ea51761d201446755a23a0e6ba8b4222

IMPHASH 2530087f7fe3163148374499b4b63d57
SHA256 c0760243b7d45fe73f14ee66edd44139ea51761d201446755a23a0e6ba8b4222
MD5 4dd8b1156e10498577d820fc30154444
SHA1 8d6d3540d2cb044566411e6bf3aa68f13bb130f6
SHA512 0a2bdf2176ac45fc36fb28d78a55882cb7d88fd159fb7198fb824661c5ba397bc804ae865f8064a0a8c4585a93d1bba02200eaa4b1a02fe03e8825d9e41bc054
SSDEEP 24576:wJWSxIVgmzVnE9pkE/5+vlj24J+yamDSVXT5XLKf:pQIJz5EvkE/5GV+1rXT5XI
TLSH
T14355AE06B75409F9E0A7D178C9578A47E7B27C050771CBCF13A4A36A2F677918E3AB20
MD5 SHA1 SHA512 SSDEEP TLSH

windows:6 windows x64 arch:x64

r77 rootkit payload

Detects the payload of the r77 rootkit.
Unsigned PE

Checks for missing Authenticode signature.

Minor OS version

Major OS version

Entry point

195656

Magic Number

523

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_GUI

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

PDB paths

kernel32

CloseHandle UnmapViewOfFile CreateFileMappingW MapViewOfFile Sleep GetCurrentProcessId LoadLibraryW GetProcAddress WaitNamedPipeW GetLastError CreateFileW ReadFile WriteFile GetModuleHandleA LoadLibraryA GetPrivateProfileStringW WritePrivateProfileStringW GetModuleHandleW FindResourceW LoadResource SizeofResource LockResource InitializeCriticalSectionEx DeleteCriticalSection DecodePointer GetModuleFileNameW HeapAlloc HeapFree HeapReAlloc HeapSize GetProcessHeap CreateProcessW GetTickCount GetTempPathW GetFileAttributesW LoadLibraryExW FreeLibrary MultiByteToWideChar GetCurrentProcess IsWow64Process SetLastError ResumeThread WaitForSingleObject CreateDirectoryW WriteConsoleW SetEnvironmentVariableW FreeEnvironmentStringsW GetEnvironmentStringsW GetCommandLineW GetCommandLineA GetOEMCP GetACP IsValidCodePage FindNextFileW FindFirstFileExW FindClose GetTimeZoneInformation SetStdHandle GetFullPathNameW GetCurrentDirectoryW EnumSystemLocalesW GetUserDefaultLCID IsValidLocale GetLocaleInfoW LCMapStringW CompareStringW GetConsoleMode GetConsoleOutputCP FlushFileBuffers SetFilePointerEx LocalFree WideCharToMultiByte GetStringTypeW WaitForSingleObjectEx GetCurrentThreadId GetExitCodeThread ReleaseSRWLockExclusive AcquireSRWLockExclusive TryAcquireSRWLockExclusive EnterCriticalSection LeaveCriticalSection EncodePointer LCMapStringEx QueryPerformanceCounter CompareStringEx GetCPInfo FlsAlloc FlsGetValue FlsSetValue FlsFree GetSystemTimeAsFileTime RtlCaptureContext RtlLookupFunctionEntry RtlVirtualUnwind UnhandledExceptionFilter SetUnhandledExceptionFilter TerminateProcess IsProcessorFeaturePresent IsDebuggerPresent GetStartupInfoW InitializeSListHead OutputDebugStringW RaiseException RtlUnwindEx RtlPcToFileHeader InitializeCriticalSectionAndSpinCount TlsAlloc TlsGetValue TlsSetValue TlsFree GetDriveTypeW GetFileInformationByHandle GetFileType PeekNamedPipe SystemTimeToTzSpecificLocalTime FileTimeToSystemTime ExitProcess GetModuleHandleExW CreateThread ExitThread FreeLibraryAndExitThread GetStdHandle

user32

MessageBoxW MessageBoxA SetProcessDPIAware

shell32

SHGetFolderPathW

ole32

CoInitializeEx CoUninitialize

oleaut32

SysFreeString SysAllocString VariantInit SafeArrayCreate SafeArrayAccessData SafeArrayUnaccessData

mscoree

CLRCreateInstance CorBindToRuntime

wininet

InternetOpenUrlA InternetOpenA InternetReadFile

version

VerQueryValueW GetFileVersionInfoW GetFileVersionInfoSizeW

winmm

PlaySoundW

Name

.text

Size

340KB

Virtual Size

340KB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.rdata

Size

108KB

Virtual Size

108KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.data

Size

6KB

Virtual Size

14KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.pdata

Size

15KB

Virtual Size

15KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

_RDATA

Size

512B

Virtual Size

348B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.rsrc

Size

792KB

Virtual Size

792KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.reloc

Size

3KB

Virtual Size

2KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_DISCARDABLE IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

File Explorer

c0760243b7d45fe73f14ee66edd44139ea51761d201446755a23a0e6ba8b4222

kernel32

user32

shell32

ole32

oleaut32

mscoree

wininet

version

winmm

generic