r77 | 3ef835294180d5003717c5d8c8f91acc97ea6f39b100a6ab0808e2afc8ec3316

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General

Target

3ef835294180d5003717c5d8c8f91acc97ea6f39b100a6ab0808e2afc8ec3316
Size

1.4MB
MD5

258a2e1ad3af4885e9673ef682b0cc0e
SHA1

028c606f3aacc9c0b93a995a732f27d3bf369b3c
SHA256

3ef835294180d5003717c5d8c8f91acc97ea6f39b100a6ab0808e2afc8ec3316
SHA512

fe20400affc3b87d514bad909a1ab4e866c5b0b56e489b91e1a1426e10804264903ce2b5171cf0fe8e59a4833c4ba0e3aa41fbcb0608a8d55fd2ad9347bbfa55
SSDEEP

24576:bQdnyqwGxVsxD9m02dT4sqJDDfyNYpXDSv5bJ7:WeGHsxxmNEsq9qNYp+V7

Score

10^/10

r77

Malware Config

Signatures

R77 family
r77
r77 rootkit payload 1 IoCs
Detects the payload of the r77 rootkit.

Processes:

resource yara_rule

sample r77_payload

resource	yara_rule
sample	r77_payload

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

Processes:

resource
3ef835294180d5003717c5d8c8f91acc97ea6f39b100a6ab0808e2afc8ec3316

Files

3ef835294180d5003717c5d8c8f91acc97ea6f39b100a6ab0808e2afc8ec3316
.exe windows:6 windows x64 arch:x64

d0ad19f27ddb18db54a93acd77d4a5f3

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
Sleep
GetModuleFileNameW
LoadLibraryExW
FreeLibrary
MultiByteToWideChar
GetCurrentProcess
IsWow64Process
SetLastError
ResumeThread
WaitForSingleObject
LocalFree
GetTempPathW
CreateDirectoryW
WriteConsoleW
HeapSize
MapViewOfFile
CreateFileMappingW
UnmapViewOfFile
GetFileAttributesW
CloseHandle
GetProcessHeap
SetEnvironmentVariableW
FreeEnvironmentStringsW
GetEnvironmentStringsW
GetCommandLineW
GetCommandLineA
GetOEMCP
GetACP
IsValidCodePage
FindNextFileW
FindFirstFileExW
FindClose
GetTimeZoneInformation
HeapReAlloc
SetStdHandle
GetFullPathNameW
GetCurrentDirectoryW
EnumSystemLocalesW
GetUserDefaultLCID
IsValidLocale
WideCharToMultiByte
GetStringTypeW
DuplicateHandle
WaitForSingleObjectEx
SwitchToThread
GetCurrentThread
GetCurrentThreadId
GetExitCodeThread
EnterCriticalSection
LeaveCriticalSection
TryEnterCriticalSection
DeleteCriticalSection
EncodePointer
DecodePointer
InitializeCriticalSectionAndSpinCount
CreateEventW
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetSystemTimeAsFileTime
GetTickCount
QueryPerformanceCounter
GetCPInfo
CompareStringW
LCMapStringW
GetLocaleInfoW
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
TerminateProcess
IsProcessorFeaturePresent
IsDebuggerPresent
GetStartupInfoW
InitializeSListHead
CreateTimerQueue
SetEvent
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
RaiseException
GetDriveTypeW
GetFileInformationByHandle
GetFileType
PeekNamedPipe
SystemTimeToTzSpecificLocalTime
FileTimeToSystemTime
ExitProcess
GetModuleHandleExW
ExitThread
GetStdHandle
HeapFree
HeapAlloc
SetFilePointerEx
FlushFileBuffers
GetConsoleOutputCP
GetConsoleMode

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: 457KB - Virtual size: 457KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 176KB - Virtual size: 175KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 14KB - Virtual size: 23KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

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: 724KB - Virtual size: 723KB

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

d0ad19f27ddb18db54a93acd77d4a5f3

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

user32

advapi32

shell32

oleaut32

mscoree

wininet

version

winmm

Sections

.text Size: 457KB - Virtual size: 457KB

.rdata Size: 176KB - Virtual size: 175KB

.data Size: 14KB - Virtual size: 23KB

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

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

.rsrc Size: 724KB - Virtual size: 723KB

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

.text
Size: 457KB - Virtual size: 457KB

.rdata
Size: 176KB - Virtual size: 175KB

.data
Size: 14KB - Virtual size: 23KB

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

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

.rsrc
Size: 724KB - Virtual size: 723KB

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