Behavioral task
behavioral1
Sample
fc808ff7b3501970102a2126e5bf50ea7a23c64da9e175d76fc52e99a57239bb.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
fc808ff7b3501970102a2126e5bf50ea7a23c64da9e175d76fc52e99a57239bb.exe
Resource
win10v2004-20230703-en
General
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Target
fc808ff7b3501970102a2126e5bf50ea7a23c64da9e175d76fc52e99a57239bb
-
Size
1.5MB
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MD5
17b6ef156834ea941abcdbe9d5666be8
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SHA1
63ab9b3a5b9d43773b5bb1e7381f1e3e4c439fa6
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SHA256
fc808ff7b3501970102a2126e5bf50ea7a23c64da9e175d76fc52e99a57239bb
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SHA512
a3502dae8a59475d301835c6131b1975c86992dfb559d9c2f052c5f1d377a2702144ff04cd6ce431154c4487262a169da52947ed62e97a306f931ff5ae5fedc6
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SSDEEP
24576:xAd3vG+XeNKiHkGNoyp2lN98WceDSVXT5X4pMLkoya:R+XfiEeo1lN1czXT5X4pvo1
Malware Config
Signatures
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R77 family
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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 fc808ff7b3501970102a2126e5bf50ea7a23c64da9e175d76fc52e99a57239bb
Files
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fc808ff7b3501970102a2126e5bf50ea7a23c64da9e175d76fc52e99a57239bb.exe windows x64
7e5f97957b4a0fb7dae4aaa1240c1e56
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
Sleep
HeapFree
HeapReAlloc
HeapSize
GetProcessHeap
GetTempPathW
GetFileAttributesW
GetModuleFileNameW
LoadLibraryExW
FreeLibrary
MultiByteToWideChar
GetCurrentProcess
IsWow64Process
SetLastError
ResumeThread
WaitForSingleObject
LocalFree
CreateDirectoryW
WriteConsoleW
SetEnvironmentVariableW
FreeEnvironmentStringsW
MapViewOfFile
CreateFileMappingW
UnmapViewOfFile
HeapAlloc
CloseHandle
GetEnvironmentStringsW
GetCommandLineW
GetCommandLineA
GetOEMCP
GetACP
IsValidCodePage
FindNextFileW
FindFirstFileExW
FindClose
GetTimeZoneInformation
SetStdHandle
GetFullPathNameW
GetCurrentDirectoryW
EnumSystemLocalesW
GetUserDefaultLCID
IsValidLocale
GetConsoleMode
WideCharToMultiByte
GetStringTypeW
DuplicateHandle
WaitForSingleObjectEx
SwitchToThread
GetCurrentThread
GetCurrentThreadId
GetExitCodeThread
EnterCriticalSection
LeaveCriticalSection
TryEnterCriticalSection
EncodePointer
InitializeCriticalSectionAndSpinCount
CreateEventW
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetSystemTimeAsFileTime
GetTickCount
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
GetConsoleCP
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: 476KB - Virtual size: 475KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 180KB - Virtual size: 180KB
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
.rsrc Size: 809KB - Virtual size: 809KB
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