r77 | 5cf08809de46ce17d42571c9fb44fec2f8a5b92a808446c51ecf064f256da010

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General

Target

5cf08809de46ce17d42571c9fb44fec2f8a5b92a808446c51ecf064f256da010
Size

1.6MB
MD5

9c6231ad59c477b19e1e99d23d341e01
SHA1

f8b0ad0a0e51e22b10b1e0729d5a1b88b29a6dc4
SHA256

5cf08809de46ce17d42571c9fb44fec2f8a5b92a808446c51ecf064f256da010
SHA512

3948736cf36866e12d62347c67320d4ba83cb72b84267899bbb44060c006da175b3b0935b8d8a7679fba87a3cb9545731e5bf9c4528a5977461c75a8ba533037
SSDEEP

24576:3B58RNJkBoelitdGDJUPsJNRTDiq2QDSVXT5Xtkufya:3BeROoeUtdGDJU/BXT5Xtrf1

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
5cf08809de46ce17d42571c9fb44fec2f8a5b92a808446c51ecf064f256da010

Files

5cf08809de46ce17d42571c9fb44fec2f8a5b92a808446c51ecf064f256da010
.exe windows:6 windows x64

7b99c841c9d1f1e8a3f761732cd3f1ba

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

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

user32

SetProcessDPIAware
MessageBoxA
MessageBoxW

advapi32

SetNamedSecurityInfoW
GetNamedSecurityInfoW
SetEntriesInAclW
ConvertStringSidToSidW

shell32

SHGetFolderPathW

ole32

CoInitializeEx
CoUninitialize

oleaut32

SysAllocString
SysFreeString
SafeArrayCreate
SafeArrayAccessData
SafeArrayUnaccessData
VariantInit

mscoree

CorBindToRuntime
CLRCreateInstance

wininet

InternetReadFile
InternetOpenUrlA
InternetOpenA
HttpQueryInfoA

version

VerQueryValueW
GetFileVersionInfoW
GetFileVersionInfoSizeW

winmm

PlaySoundW

Sections

.text
Size: 606KB - Virtual size: 605KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 8KB - Virtual size: 18KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 24KB - Virtual size: 23KB

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: 820KB - Virtual size: 820KB

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

7b99c841c9d1f1e8a3f761732cd3f1ba

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

user32

advapi32

shell32

ole32

oleaut32

mscoree

wininet

version

winmm

Sections

.text Size: 606KB - Virtual size: 605KB

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

.data Size: 8KB - Virtual size: 18KB

.pdata Size: 24KB - Virtual size: 23KB

_RDATA Size: 512B - Virtual size: 348B

.rsrc Size: 820KB - Virtual size: 820KB

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

.text
Size: 606KB - Virtual size: 605KB

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

.data
Size: 8KB - Virtual size: 18KB

.pdata
Size: 24KB - Virtual size: 23KB

_RDATA
Size: 512B - Virtual size: 348B

.rsrc
Size: 820KB - Virtual size: 820KB

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