r77 | 2bd2700f606f47715382e3601638fc10e43e55d2e6e64fba8ee8f33899d12a23

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General

Target

2bd2700f606f47715382e3601638fc10e43e55d2e6e64fba8ee8f33899d12a23
Size

2.1MB
MD5

6413650873bdfa10d5e4d904b9936018
SHA1

fd93a73fe6043f06db0133a11fe2e4dbecc6ba3e
SHA256

2bd2700f606f47715382e3601638fc10e43e55d2e6e64fba8ee8f33899d12a23
SHA512

351f831b3cb3bd755a6a5943725a86aef04df811523964c1f8d2af070b53841003e1ad66b8993673cd9ff02b174fb221f8776f529a15d4bc3e3028f1a18b40e1
SSDEEP

24576:qrQMuoqadRHFO8Wrv8BK7Npsccuy8EX6pnPs1I98DSVXT5Xhyya3AWOEp:oioqWjO8bw7Dsc3y8PsIXT5Xhy1w4p

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
2bd2700f606f47715382e3601638fc10e43e55d2e6e64fba8ee8f33899d12a23

Files

2bd2700f606f47715382e3601638fc10e43e55d2e6e64fba8ee8f33899d12a23
.exe windows:6 windows x64 arch:x64

d22e81a28e2dbd94fe78dd8615e95f0c

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
LoadResource
SizeofResource
LockResource
RaiseException
InitializeCriticalSectionEx
DeleteCriticalSection
DecodePointer
Sleep
HeapAlloc
HeapFree
HeapReAlloc
HeapSize
GetProcessHeap
GetFileAttributesW
GetModuleFileNameW
LoadLibraryExW
FreeLibrary
MultiByteToWideChar
GetCurrentProcess
IsWow64Process
GetTickCount64
SetLastError
ResumeThread
WaitForSingleObject
LocalFree
WriteConsoleW
SetStdHandle
MapViewOfFile
CreateFileMappingW
UnmapViewOfFile
CloseHandle
FreeEnvironmentStringsW
GetEnvironmentStringsW
GetCommandLineW
GetCommandLineA
FindNextFileW
FindFirstFileExW
FindClose
GetOEMCP
GetACP
IsValidCodePage
EnumSystemLocalesW
GetUserDefaultLCID
IsValidLocale
GetConsoleMode
GetConsoleCP
FlushFileBuffers
SetFilePointerEx
WideCharToMultiByte
EnterCriticalSection
LeaveCriticalSection
TryEnterCriticalSection
GetCurrentThreadId
DuplicateHandle
WaitForSingleObjectEx
SwitchToThread
GetCurrentThread
GetExitCodeThread
GetStringTypeW
EncodePointer
InitializeCriticalSectionAndSpinCount
CreateEventW
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetSystemTimeAsFileTime
GetTickCount
GetCPInfo
QueryPerformanceCounter
CompareStringW
LCMapStringW
GetLocaleInfoW
SetEvent
ResetEvent
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
ExitProcess
GetModuleHandleExW
ExitThread
GetStdHandle
GetFileType

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: 797KB - Virtual size: 796KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 283KB - Virtual size: 283KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 20KB - Virtual size: 31KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 34KB - Virtual size: 34KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 980KB - Virtual size: 980KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

d22e81a28e2dbd94fe78dd8615e95f0c

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

user32

advapi32

shell32

ole32

oleaut32

mscoree

wininet

version

winmm

Sections

.text Size: 797KB - Virtual size: 796KB

.rdata Size: 283KB - Virtual size: 283KB

.data Size: 20KB - Virtual size: 31KB

.pdata Size: 34KB - Virtual size: 34KB

.rsrc Size: 980KB - Virtual size: 980KB

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

.text
Size: 797KB - Virtual size: 796KB

.rdata
Size: 283KB - Virtual size: 283KB

.data
Size: 20KB - Virtual size: 31KB

.pdata
Size: 34KB - Virtual size: 34KB

.rsrc
Size: 980KB - Virtual size: 980KB

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