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Behavioral task
behavioral1
Sample
b6838e142a69c7833531d379f5349e3393a87505e87fce88be43b687c7dceb9a.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
b6838e142a69c7833531d379f5349e3393a87505e87fce88be43b687c7dceb9a.exe
Resource
win10v2004-20241007-en
General
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Target
b6838e142a69c7833531d379f5349e3393a87505e87fce88be43b687c7dceb9a
-
Size
1.3MB
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MD5
412062c16487989312ff81269b1a4848
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SHA1
d0f9e57706c4dc986c6c05a728fbbe591a253695
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SHA256
b6838e142a69c7833531d379f5349e3393a87505e87fce88be43b687c7dceb9a
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SHA512
6317193c21ca288968b314fa248dcbb8543733b6cd3cd4fdbc64f313536ba27f31d120af021dd4a2b09aa6097469c9f190611fe609e402e987dd205894abacaa
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SSDEEP
24576:SuRRjq45RYz698NPWxBLudQCbJ74A9WDSPX7j:tRu4rYzgIQL+xV77917j
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 b6838e142a69c7833531d379f5349e3393a87505e87fce88be43b687c7dceb9a
Files
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b6838e142a69c7833531d379f5349e3393a87505e87fce88be43b687c7dceb9a.exe windows:6 windows x64 arch:x64
427e0821e5ec79f831a26d9906e5610b
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
Sleep
SizeofResource
LockResource
GetFileAttributesW
GetModuleFileNameW
LoadLibraryExW
FreeLibrary
MultiByteToWideChar
GetCurrentProcess
IsWow64Process
SetLastError
ResumeThread
WaitForSingleObject
LocalFree
WriteConsoleW
HeapSize
MapViewOfFile
CreateFileMappingW
UnmapViewOfFile
LoadResource
CloseHandle
GetProcessHeap
SetEnvironmentVariableW
FreeEnvironmentStringsW
GetEnvironmentStringsW
GetCommandLineW
GetCommandLineA
GetOEMCP
GetACP
IsValidCodePage
FindNextFileW
FindFirstFileExW
FindClose
GetTimeZoneInformation
HeapReAlloc
SetStdHandle
GetFullPathNameW
GetCurrentDirectoryW
EnumSystemLocalesW
GetUserDefaultLCID
IsValidLocale
WideCharToMultiByte
GetStringTypeW
WaitForSingleObjectEx
GetCurrentThreadId
GetExitCodeThread
InitializeSRWLock
ReleaseSRWLockExclusive
AcquireSRWLockExclusive
EnterCriticalSection
LeaveCriticalSection
InitializeCriticalSectionEx
TryEnterCriticalSection
DeleteCriticalSection
EncodePointer
DecodePointer
LCMapStringEx
QueryPerformanceCounter
FlsAlloc
FlsGetValue
FlsSetValue
FlsFree
GetSystemTimeAsFileTime
CompareStringEx
GetCPInfo
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
TerminateProcess
IsProcessorFeaturePresent
IsDebuggerPresent
GetStartupInfoW
InitializeSListHead
RtlUnwindEx
RtlPcToFileHeader
RaiseException
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetDriveTypeW
GetFileInformationByHandle
GetFileType
PeekNamedPipe
SystemTimeToTzSpecificLocalTime
FileTimeToSystemTime
ExitProcess
GetModuleHandleExW
CreateThread
ExitThread
FreeLibraryAndExitThread
GetStdHandle
HeapFree
HeapAlloc
SetFilePointerEx
FlushFileBuffers
GetConsoleOutputCP
GetConsoleMode
CompareStringW
LCMapStringW
GetLocaleInfoW
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: 363KB - Virtual size: 363KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 123KB - Virtual size: 122KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 6KB - Virtual size: 14KB
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: 252B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 857KB - Virtual size: 857KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 3KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ