r77 | b30d0a2dbfb7446a1b9ad6d4dd5f6877122a0b3ae4d2d97f58995aa935727115

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General

Target

b30d0a2dbfb7446a1b9ad6d4dd5f6877122a0b3ae4d2d97f58995aa935727115
Size

1.5MB
MD5

623a05fe287ccf1c2a5e52de589e3313
SHA1

cf5b59404205eb0ea6863cda3ac73adcf6936e05
SHA256

b30d0a2dbfb7446a1b9ad6d4dd5f6877122a0b3ae4d2d97f58995aa935727115
SHA512

219af16fefe28a2ed40790d241f8efd806f7e048710cd459ea670ccfc0662757f960d23f2b48791cd7e8510842fb76fc7e5b16838be456db2cb0d2c256762e95
SSDEEP

24576:sEWnbDqMa30NjOufUcsPOFDSVXT5X4fnlOXwMhDgiya:vMDha3YOuf7sPO6XT5X4lE1ki1

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
b30d0a2dbfb7446a1b9ad6d4dd5f6877122a0b3ae4d2d97f58995aa935727115

Files

b30d0a2dbfb7446a1b9ad6d4dd5f6877122a0b3ae4d2d97f58995aa935727115
.exe windows:6 windows x64 arch:x64

f0ac1259efce1733ff5d5ddb5ca39fd9

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

InitializeCriticalSectionEx
HeapSize
GetLastError
HeapReAlloc
HeapAlloc
DecodePointer
DeleteCriticalSection
GetProcessHeap
GetModuleHandleW
FindResourceW
SizeofResource
LoadResource
GlobalAlloc
GlobalLock
GlobalUnlock
FreeResource
LockResource
CreateFileW
GetFileAttributesW
GetModuleFileNameW
GetCurrentProcess
FreeLibrary
IsWow64Process
SetLastError
ResumeThread
WaitForSingleObject
GetPrivateProfileStringW
WritePrivateProfileStringW
WriteConsoleW
SetStdHandle
HeapFree
FreeEnvironmentStringsW
GetEnvironmentStringsW
GetCommandLineW
GetCommandLineA
GetOEMCP
GetACP
IsValidCodePage
FindNextFileW
FindFirstFileExW
FindClose
GetTimeZoneInformation
EnumSystemLocalesW
GetUserDefaultLCID
IsValidLocale
GetLocaleInfoW
LCMapStringW
CompareStringW
GetTimeFormatW
GetDateFormatW
CreateFileMappingW
GetConsoleMode
GetConsoleOutputCP
FlushFileBuffers
SetFilePointerEx
GetFileType
WriteFile
GetStdHandle
ExitProcess
GetModuleHandleA
LoadLibraryA
GetProcAddress
LoadLibraryW
GetCurrentProcessId
Sleep
SetEnvironmentVariableW
MapViewOfFile
CreateDirectoryW
GetModuleHandleExW
FreeLibraryAndExitThread
ExitThread
CreateThread
LoadLibraryExW
TlsFree
TlsSetValue
TlsGetValue
TlsAlloc
InitializeCriticalSectionAndSpinCount
RtlPcToFileHeader
RtlUnwindEx
InitializeSListHead
GetStartupInfoW
IsProcessorFeaturePresent
TerminateProcess
SetUnhandledExceptionFilter
UnhandledExceptionFilter
RtlVirtualUnwind
RtlLookupFunctionEntry
RtlCaptureContext
GetCPInfo
CompareStringEx
GetSystemTimeAsFileTime
UnmapViewOfFile
CloseHandle
IsDebuggerPresent
OutputDebugStringW
RaiseException
EnterCriticalSection
LeaveCriticalSection
WideCharToMultiByte
MultiByteToWideChar
GetStringTypeW
GetCurrentThreadId
ReleaseSRWLockExclusive
AcquireSRWLockExclusive
TryAcquireSRWLockExclusive
GetLocaleInfoEx
EncodePointer
LCMapStringEx
QueryPerformanceCounter
WakeAllConditionVariable
SleepConditionVariableSRW
FlsAlloc
FlsGetValue
FlsSetValue
FlsFree

user32

ReleaseCapture
MoveWindow
KillTimer
LoadAcceleratorsW
GetMessageW
TranslateAcceleratorW
TranslateMessage
DispatchMessageW
PostMessageW
LoadCursorW
CreateWindowExW
SendMessageW
MessageBoxW
MessageBoxA
SystemParametersInfoW
LoadIconW
RegisterClassExW
GetSystemMetrics
SetWindowLongPtrW
ShowWindow
UpdateWindow
GetDC
GetWindowRect
UpdateLayeredWindow
ReleaseDC
GetWindowLongPtrW
DefWindowProcW
SetLayeredWindowAttributes
BeginPaint
EndPaint
PostQuitMessage
SetTimer
SetCursor

gdi32

DeleteDC
SelectObject
CreateDIBSection
CreateCompatibleDC
DeleteObject
CreateFontIndirectW

shell32

SHGetFolderPathW

ole32

CreateStreamOnHGlobal

gdiplus

GdipCloneImage
GdipFree
GdipAlloc
GdipCloneBrush
GdipCreateImageAttributes
GdipDisposeImageAttributes
GdipSetImageAttributesColorMatrix
GdipGetImageWidth
GdipGetImageHeight
GdipCreateTexture
GdipCreateTextureIAI
GdipSetTextureWrapMode
GdipTranslateTextureTransform
GdipFillRectangleI
GdiplusStartup
GdiplusShutdown
GdipCreateBitmapFromStream
GdipDeleteBrush
GdipDisposeImage
GdipGetTextureImage
GdipCreateFont
GdipGetGenericFontFamilySansSerif
GdipDeleteFontFamily
GdipCreateFontFamilyFromName
GdipCreateSolidFill
GdipCloneStringFormat
GdipStringFormatGetGenericTypographic
GdipSetStringFormatFlags
GdipDeleteFont
GdipSetSolidFillColor
GdipMeasureString
GdipDrawString
GdipCreateFromHDC
GdipDeleteGraphics
GdipSetStringFormatAlign

winmm

mciSendStringW
PlaySoundW

comctl32

InitCommonControlsEx
_TrackMouseEvent

version

GetFileVersionInfoW
GetFileVersionInfoSizeW
VerQueryValueW

Sections

.text
Size: 447KB - Virtual size: 447KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 112KB - Virtual size: 111KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 8KB - Virtual size: 16KB

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: 895KB - Virtual size: 894KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 4KB - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

f0ac1259efce1733ff5d5ddb5ca39fd9

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

user32

gdi32

shell32

ole32

gdiplus

winmm

comctl32

version

Sections

.text Size: 447KB - Virtual size: 447KB

.rdata Size: 112KB - Virtual size: 111KB

.data Size: 8KB - Virtual size: 16KB

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

_RDATA Size: 512B - Virtual size: 348B

.rsrc Size: 895KB - Virtual size: 894KB

.reloc Size: 4KB - Virtual size: 3KB

.text
Size: 447KB - Virtual size: 447KB

.rdata
Size: 112KB - Virtual size: 111KB

.data
Size: 8KB - Virtual size: 16KB

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

_RDATA
Size: 512B - Virtual size: 348B

.rsrc
Size: 895KB - Virtual size: 894KB

.reloc
Size: 4KB - Virtual size: 3KB