r77 | 13f64597c1dfceaf391bbc7a46552f77164c02468f17e08eeb026e1f7365e62b

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General

Target

13f64597c1dfceaf391bbc7a46552f77164c02468f17e08eeb026e1f7365e62b
Size

1.7MB
MD5

3ac08048c345dc419fb1a764c45c7a18
SHA1

314fe6814e53aef6e27ec4f496c80a08fc6b30b9
SHA256

13f64597c1dfceaf391bbc7a46552f77164c02468f17e08eeb026e1f7365e62b
SHA512

8f2bf3f70c2e1df54cf7eb1b29b298cef9348bde5b6f0849d8a6b82371f87326a9265244ca699bcbc46431b0a056fe16245dee2a3301ce7cd39c3119da5dd3f1
SSDEEP

24576:5W0Wgnam5hmEWkmgcOWsx1eIWWOJQpC2L/FaAHrW5DSVXT5XkIsxyaL:5WtmuEvmgcO1DP62rFaAHrbXT5XkZ1L

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
13f64597c1dfceaf391bbc7a46552f77164c02468f17e08eeb026e1f7365e62b

Files

13f64597c1dfceaf391bbc7a46552f77164c02468f17e08eeb026e1f7365e62b
.exe windows:6 windows x64 arch:x64

e4e7acf027cc560387a80dd1b9fb7207

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
CreateFileW
WriteFile
InitializeCriticalSectionEx
DeleteCriticalSection
GetModuleHandleW
DecodePointer
GetModuleFileNameW
HeapAlloc
HeapFree
HeapReAlloc
HeapSize
GetProcessHeap
CreateProcessW
GetTickCount
GetTempPathW
WaitNamedPipeW
ReadFile
GetModuleHandleA
LoadLibraryA
Sleep
WritePrivateProfileStringW
FindResourceW
LoadResource
SizeofResource
LockResource
GetFileAttributesW
LoadLibraryExW
FreeLibrary
MultiByteToWideChar
GetCurrentProcess
IsWow64Process
GetTickCount64
SetLastError
ResumeThread
WaitForSingleObject
GetFileSizeEx
LocalFree
CreateDirectoryW
SetEndOfFile
WriteConsoleW
SetStdHandle
FreeEnvironmentStringsW
GetEnvironmentStringsW
MapViewOfFile
CreateFileMappingW
UnmapViewOfFile
GetPrivateProfileStringW
CloseHandle
GetCommandLineW
GetCommandLineA
FindNextFileW
FindFirstFileExW
FindClose
GetOEMCP
GetACP
IsValidCodePage
EnumSystemLocalesW
GetUserDefaultLCID
IsValidLocale
GetLocaleInfoW
LCMapStringW
ReadConsoleW
GetConsoleMode
GetConsoleOutputCP
FlushFileBuffers
SetFilePointerEx
GetFileType
GetStdHandle
ExitProcess
WideCharToMultiByte
GetStringTypeW
ReleaseSRWLockExclusive
AcquireSRWLockExclusive
TryAcquireSRWLockExclusive
GetCurrentThreadId
WaitForSingleObjectEx
GetExitCodeThread
EnterCriticalSection
LeaveCriticalSection
EncodePointer
CompareStringEx
GetCPInfo
LCMapStringEx
QueryPerformanceCounter
WakeAllConditionVariable
SleepConditionVariableSRW
FlsAlloc
FlsGetValue
FlsSetValue
FlsFree
GetSystemTimeAsFileTime
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
TerminateProcess
IsProcessorFeaturePresent
IsDebuggerPresent
GetStartupInfoW
InitializeSListHead
OutputDebugStringW
RaiseException
RtlUnwindEx
RtlPcToFileHeader
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
CreateThread
ExitThread
FreeLibraryAndExitThread
GetModuleHandleExW
RtlUnwind

user32

MessageBoxA
SetProcessDPIAware
MessageBoxW

advapi32

SetEntriesInAclW
ConvertStringSidToSidW
GetNamedSecurityInfoW
SetNamedSecurityInfoW

shell32

SHGetFolderPathW
ShellExecuteW

ole32

CoInitializeEx
CoUninitialize

oleaut32

SysFreeString
SysAllocString
VariantInit
SafeArrayCreate
SafeArrayAccessData
SafeArrayUnaccessData

mscoree

CLRCreateInstance
CorBindToRuntime

wininet

InternetOpenUrlA
InternetOpenA
InternetReadFile

version

GetFileVersionInfoSizeW
GetFileVersionInfoW
VerQueryValueW

winmm

PlaySoundW

Sections

.text
Size: 663KB - Virtual size: 663KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 235KB - Virtual size: 234KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 9KB - Virtual size: 19KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 26KB - Virtual size: 25KB

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: 807KB - Virtual size: 807KB

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

e4e7acf027cc560387a80dd1b9fb7207

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

user32

advapi32

shell32

ole32

oleaut32

mscoree

wininet

version

winmm

Sections

.text Size: 663KB - Virtual size: 663KB

.rdata Size: 235KB - Virtual size: 234KB

.data Size: 9KB - Virtual size: 19KB

.pdata Size: 26KB - Virtual size: 25KB

_RDATA Size: 512B - Virtual size: 348B

.rsrc Size: 807KB - Virtual size: 807KB

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

.text
Size: 663KB - Virtual size: 663KB

.rdata
Size: 235KB - Virtual size: 234KB

.data
Size: 9KB - Virtual size: 19KB

.pdata
Size: 26KB - Virtual size: 25KB

_RDATA
Size: 512B - Virtual size: 348B

.rsrc
Size: 807KB - Virtual size: 807KB

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