r77 | 120fdf7123a9c7c8e182dd8c9009475c9449bcc3bb97373cf8be9827e42fd149

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General

Target

120fdf7123a9c7c8e182dd8c9009475c9449bcc3bb97373cf8be9827e42fd149
Size

1.5MB
MD5

e7c9ae7d649b5de5e87f09027722cef6
SHA1

e4427d3cb1c4213587bc76974f553cdc0dd61584
SHA256

120fdf7123a9c7c8e182dd8c9009475c9449bcc3bb97373cf8be9827e42fd149
SHA512

95b915db832e6412cb8d97e08d4443583e4eeb929ce057a04ee2134f16e3db887a9a420f2805ed69b3d5238ba914032bafd3ddf2155945f6c3942308add47f0b
SSDEEP

24576:CXJ4hXwlwNrXU4dHFnuiiqf0rgPgVWBaqO+cDSVXT5XN6yya:ZSwNrXlnhilrw8WBW+XT5XNB1

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
120fdf7123a9c7c8e182dd8c9009475c9449bcc3bb97373cf8be9827e42fd149

Files

120fdf7123a9c7c8e182dd8c9009475c9449bcc3bb97373cf8be9827e42fd149
.exe windows:6 windows x64 arch:x64

869c352660b54d7ca465775c399131c0

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
WaitNamedPipeW
GetLastError
CreateFileW
ReadFile
WriteFile
GetModuleHandleA
LoadLibraryA
GetPrivateProfileStringW
WritePrivateProfileStringW
GetModuleHandleW
FindResourceW
LoadResource
SizeofResource
LockResource
RaiseException
InitializeCriticalSectionEx
DeleteCriticalSection
DecodePointer
HeapAlloc
Sleep
HeapReAlloc
HeapSize
GetProcessHeap
GetTempPathW
GetFileAttributesW
GetModuleFileNameW
LoadLibraryExW
FreeLibrary
MultiByteToWideChar
GetTickCount
GetCurrentProcess
IsWow64Process
SetLastError
ResumeThread
WaitForSingleObject
GetFileSizeEx
LocalFree
CreateDirectoryW
WriteConsoleW
SetEnvironmentVariableW
FreeEnvironmentStringsW
MapViewOfFile
CreateFileMappingW
UnmapViewOfFile
HeapFree
CloseHandle
GetEnvironmentStringsW
GetCommandLineW
GetCommandLineA
GetOEMCP
GetACP
IsValidCodePage
FindNextFileW
FindFirstFileExW
FindClose
GetTimeZoneInformation
SetStdHandle
GetFullPathNameW
GetCurrentDirectoryW
EnumSystemLocalesW
GetUserDefaultLCID
IsValidLocale
FlsFree
FlsSetValue
WideCharToMultiByte
GetStringTypeW
DuplicateHandle
WaitForSingleObjectEx
SwitchToThread
GetCurrentThread
GetCurrentThreadId
GetExitCodeThread
EnterCriticalSection
LeaveCriticalSection
TryEnterCriticalSection
EncodePointer
InitializeCriticalSectionAndSpinCount
CreateEventW
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetSystemTimeAsFileTime
QueryPerformanceCounter
GetCPInfo
CompareStringW
LCMapStringW
GetLocaleInfoW
SetEvent
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
TerminateProcess
IsProcessorFeaturePresent
IsDebuggerPresent
GetStartupInfoW
InitializeSListHead
OutputDebugStringW
CreateTimerQueue
SignalObjectAndWait
CreateThread
SetThreadPriority
GetThreadPriority
GetLogicalProcessorInformation
CreateTimerQueueTimer
ChangeTimerQueueTimer
DeleteTimerQueueTimer
GetNumaHighestNodeNumber
GetProcessAffinityMask
SetThreadAffinityMask
RegisterWaitForSingleObject
UnregisterWait
GetThreadTimes
FreeLibraryAndExitThread
GetVersionExW
VirtualAlloc
VirtualProtect
VirtualFree
ReleaseSemaphore
InterlockedPopEntrySList
InterlockedPushEntrySList
InterlockedFlushSList
QueryDepthSList
UnregisterWaitEx
RtlUnwindEx
RtlPcToFileHeader
GetDriveTypeW
GetFileInformationByHandle
GetFileType
PeekNamedPipe
SystemTimeToTzSpecificLocalTime
FileTimeToSystemTime
ExitProcess
GetModuleHandleExW
ExitThread
GetStdHandle
SetFilePointerEx
FlushFileBuffers
GetConsoleOutputCP
GetConsoleMode
FlsAlloc
FlsGetValue

user32

MessageBoxW
MessageBoxA

advapi32

SetEntriesInAclW
ConvertStringSidToSidW
GetNamedSecurityInfoW
SetNamedSecurityInfoW

shell32

SHGetFolderPathW

ole32

CoInitializeEx
CoUninitialize

oleaut32

SysFreeString
SysAllocString

mscoree

CorBindToRuntime
CLRCreateInstance

wininet

InternetOpenUrlA
InternetReadFile
InternetOpenA

version

VerQueryValueW
GetFileVersionInfoSizeW
GetFileVersionInfoW

winmm

PlaySoundW

Sections

.text
Size: 490KB - Virtual size: 489KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 185KB - Virtual size: 184KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 13KB - Virtual size: 23KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.gxfg
Size: 8KB - Virtual size: 8KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.gehcont
Size: 512B - Virtual size: 20B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 836KB - Virtual size: 836KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 5KB - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

869c352660b54d7ca465775c399131c0

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

user32

advapi32

shell32

ole32

oleaut32

mscoree

wininet

version

winmm

Sections

.text Size: 490KB - Virtual size: 489KB

.rdata Size: 185KB - Virtual size: 184KB

.data Size: 13KB - Virtual size: 23KB

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

.gxfg Size: 8KB - Virtual size: 8KB

.gehcont Size: 512B - Virtual size: 20B

.rsrc Size: 836KB - Virtual size: 836KB

.reloc Size: 5KB - Virtual size: 4KB

.text
Size: 490KB - Virtual size: 489KB

.rdata
Size: 185KB - Virtual size: 184KB

.data
Size: 13KB - Virtual size: 23KB

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

.gxfg
Size: 8KB - Virtual size: 8KB

.gehcont
Size: 512B - Virtual size: 20B

.rsrc
Size: 836KB - Virtual size: 836KB

.reloc
Size: 5KB - Virtual size: 4KB