r77 | 020fc7a6e9e86648b3cee10c1e89c5af41374128a7345d37e11b491e67bbb45e

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General

Target

020fc7a6e9e86648b3cee10c1e89c5af41374128a7345d37e11b491e67bbb45e
Size

1.9MB
MD5

627c2f80f4ea1250c7092837622d1148
SHA1

4bf5f17ac9f82a7ed01a1f6488f90bcd5d597d7f
SHA256

020fc7a6e9e86648b3cee10c1e89c5af41374128a7345d37e11b491e67bbb45e
SHA512

44d5dbb3e137605a1e9870042ab3c4054ef19eb06b1fac3581bc416d41be4de89e8040cd5466ba3acc5ffabdde9efb09a5301868455a047fb1601e0847c3eb7d
SSDEEP

49152:FeeKdmP4/SbyYNUz05+23UFXT5Xa5Trl4I1:lT+YNbUFD5KlrKI1

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
020fc7a6e9e86648b3cee10c1e89c5af41374128a7345d37e11b491e67bbb45e

Files

020fc7a6e9e86648b3cee10c1e89c5af41374128a7345d37e11b491e67bbb45e
.exe windows:6 windows x64 arch:x64

b8c6c89c8acf9c2a890251d2092dce0b

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

CreateFileMappingW
MapViewOfFile
UnmapViewOfFile
GetProcAddress
LoadLibraryW
CreateFileW
WriteFile
DecodePointer
GetLastError
HeapAlloc
HeapReAlloc
HeapFree
HeapSize
GetProcessHeap
InitializeCriticalSectionEx
DeleteCriticalSection
CreateProcessW
GetTickCount
GetModuleFileNameW
GetModuleHandleW
ReadFile
WaitNamedPipeW
GetModuleHandleA
GetCurrentProcessId
GetPrivateProfileStringW
WritePrivateProfileStringW
LoadResource
LockResource
SizeofResource
FindResourceW
GetFileAttributesW
FreeLibrary
LoadLibraryExW
MultiByteToWideChar
GetCurrentProcess
GetTickCount64
IsWow64Process
SetLastError
GetFileSizeEx
WaitForSingleObject
ResumeThread
LocalFree
SetEndOfFile
WriteConsoleW
SetStdHandle
FreeEnvironmentStringsW
GetEnvironmentStringsW
Sleep
CloseHandle
GetTempPathW
LoadLibraryA
CreateDirectoryW
GetCommandLineW
GetCommandLineA
FindNextFileW
FindFirstFileExW
FindClose
GetOEMCP
GetACP
IsValidCodePage
ReadConsoleW
SetFilePointerEx
GetConsoleMode
GetConsoleOutputCP
FlushFileBuffers
EnumSystemLocalesW
GetUserDefaultLCID
IsValidLocale
GetLocaleInfoW
LCMapStringW
GetFileType
GetStdHandle
ExitProcess
ReleaseSRWLockExclusive
AcquireSRWLockExclusive
TryAcquireSRWLockExclusive
GetCurrentThreadId
WideCharToMultiByte
GetStringTypeW
WaitForSingleObjectEx
GetExitCodeThread
EncodePointer
EnterCriticalSection
LeaveCriticalSection
QueryPerformanceCounter
CompareStringEx
GetCPInfo
LCMapStringEx
WakeAllConditionVariable
SleepConditionVariableSRW
FlsAlloc
FlsGetValue
FlsSetValue
FlsFree
GetSystemTimeAsFileTime
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
TerminateProcess
IsProcessorFeaturePresent
IsDebuggerPresent
GetStartupInfoW
InitializeSListHead
OutputDebugStringW
RaiseException
RtlPcToFileHeader
RtlUnwindEx
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
CreateThread
ExitThread
FreeLibraryAndExitThread
GetModuleHandleExW
RtlUnwind

user32

MessageBoxA
MessageBoxW
SetProcessDPIAware

advapi32

SetNamedSecurityInfoW
GetNamedSecurityInfoW
SetEntriesInAclW
ConvertStringSidToSidW

shell32

SHGetFolderPathW
ShellExecuteW

ole32

CoInitializeEx
CoUninitialize

oleaut32

SysAllocString
SysFreeString
SafeArrayCreate
SafeArrayAccessData
SafeArrayUnaccessData
VariantInit

mscoree

CorBindToRuntime
CLRCreateInstance

wininet

InternetReadFile
InternetOpenUrlA
InternetOpenA
HttpQueryInfoA

version

GetFileVersionInfoSizeW
GetFileVersionInfoW
VerQueryValueW

winmm

PlaySoundW

Sections

.text
Size: 703KB - Virtual size: 703KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 216KB - Virtual size: 215KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 9KB - Virtual size: 18KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 27KB - Virtual size: 26KB

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: 1021KB - Virtual size: 1020KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

b8c6c89c8acf9c2a890251d2092dce0b

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

user32

advapi32

shell32

ole32

oleaut32

mscoree

wininet

version

winmm

Sections

.text Size: 703KB - Virtual size: 703KB

.rdata Size: 216KB - Virtual size: 215KB

.data Size: 9KB - Virtual size: 18KB

.pdata Size: 27KB - Virtual size: 26KB

_RDATA Size: 512B - Virtual size: 348B

.rsrc Size: 1021KB - Virtual size: 1020KB

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

.text
Size: 703KB - Virtual size: 703KB

.rdata
Size: 216KB - Virtual size: 215KB

.data
Size: 9KB - Virtual size: 18KB

.pdata
Size: 27KB - Virtual size: 26KB

_RDATA
Size: 512B - Virtual size: 348B

.rsrc
Size: 1021KB - Virtual size: 1020KB

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