r77 | af1384b697d494fe7313c6c2c06e4df71cc6b1ce14f8c35ef81734d248fe75b0

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General

Target

af1384b697d494fe7313c6c2c06e4df71cc6b1ce14f8c35ef81734d248fe75b0
Size

1.7MB
MD5

b2abad760bd911d5a7124be036c75863
SHA1

7f6f6dc887dded282b55dd388aae71c695819666
SHA256

af1384b697d494fe7313c6c2c06e4df71cc6b1ce14f8c35ef81734d248fe75b0
SHA512

006048b3d4b7ecd43ab327cf784572b43657df1e11967b6fa6210275dd4b98c5a9890cf50a69a7591c46c0dc26dfe5e271078a011cc5deed74a3e8f1b94a90a0
SSDEEP

49152:0h95eQ4PrrwovzmJExVkCEmynznXT5X2iHn1:0eTPIoCJMSKGDD5miH1

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
af1384b697d494fe7313c6c2c06e4df71cc6b1ce14f8c35ef81734d248fe75b0

Files

af1384b697d494fe7313c6c2c06e4df71cc6b1ce14f8c35ef81734d248fe75b0
.exe windows:6 windows x64

428ab3ed93b1948f2269ec2160804316

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

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: 604KB - Virtual size: 603KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 240KB - Virtual size: 239KB

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: 244B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 824KB - Virtual size: 824KB

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

428ab3ed93b1948f2269ec2160804316

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

user32

advapi32

shell32

ole32

oleaut32

mscoree

wininet

version

winmm

Sections

.text Size: 604KB - Virtual size: 603KB

.rdata Size: 240KB - Virtual size: 239KB

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

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

_RDATA Size: 512B - Virtual size: 244B

.rsrc Size: 824KB - Virtual size: 824KB

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

.text
Size: 604KB - Virtual size: 603KB

.rdata
Size: 240KB - Virtual size: 239KB

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

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

_RDATA
Size: 512B - Virtual size: 244B

.rsrc
Size: 824KB - Virtual size: 824KB

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