r77 | 1888a561be2918748c0965153dc8bbd56104a0dd4f5f7a73e9c6ade673f3c0f8

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General

Target

1888a561be2918748c0965153dc8bbd56104a0dd4f5f7a73e9c6ade673f3c0f8
Size

1.6MB
MD5

f561293db8112dd3e6e4efc950425bb6
SHA1

3507149ddd209a524946ed033b01398111d2e224
SHA256

1888a561be2918748c0965153dc8bbd56104a0dd4f5f7a73e9c6ade673f3c0f8
SHA512

8740bdad1aa1d9b37d37bb77f6949c035552173631b93aaee66650d903e029f2d24c0a35a4f1016401b79827db2c3e05a41e4ad3ebca70cc856ad6c2b186b707
SSDEEP

24576:uS2r2fUlJc3K9h1d4jWUjsoiGbJ7Bx4lrq4xQkQvwZng3pDgDMDoV1DDxDD+DDQZ:h8o3ehLq/iGV774lrq4fQvwsy

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
1888a561be2918748c0965153dc8bbd56104a0dd4f5f7a73e9c6ade673f3c0f8

Files

1888a561be2918748c0965153dc8bbd56104a0dd4f5f7a73e9c6ade673f3c0f8
.exe windows:6 windows x64 arch:x64

427e0821e5ec79f831a26d9906e5610b

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

user32

MessageBoxA
MessageBoxW

advapi32

SetEntriesInAclW
ConvertStringSidToSidW
GetNamedSecurityInfoW
SetNamedSecurityInfoW

shell32

SHGetFolderPathW

oleaut32

SafeArrayCreate
SafeArrayAccessData
SafeArrayUnaccessData
SafeArrayCreateVector
SafeArrayDestroy

mscoree

CorBindToRuntime
CLRCreateInstance

wininet

InternetReadFile
InternetOpenUrlA
InternetOpenA

version

GetFileVersionInfoSizeW
GetFileVersionInfoW
VerQueryValueW

winmm

PlaySoundW

Sections

.text
Size: 371KB - Virtual size: 371KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 125KB - Virtual size: 124KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 6KB - Virtual size: 14KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 17KB - Virtual size: 16KB

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: 1.1MB - Virtual size: 1.1MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 3KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

427e0821e5ec79f831a26d9906e5610b

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

user32

advapi32

shell32

oleaut32

mscoree

wininet

version

winmm

Sections

.text Size: 371KB - Virtual size: 371KB

.rdata Size: 125KB - Virtual size: 124KB

.data Size: 6KB - Virtual size: 14KB

.pdata Size: 17KB - Virtual size: 16KB

_RDATA Size: 512B - Virtual size: 348B

.rsrc Size: 1.1MB - Virtual size: 1.1MB

.reloc Size: 3KB - Virtual size: 2KB

.text
Size: 371KB - Virtual size: 371KB

.rdata
Size: 125KB - Virtual size: 124KB

.data
Size: 6KB - Virtual size: 14KB

.pdata
Size: 17KB - Virtual size: 16KB

_RDATA
Size: 512B - Virtual size: 348B

.rsrc
Size: 1.1MB - Virtual size: 1.1MB

.reloc
Size: 3KB - Virtual size: 2KB