Behavioral task
behavioral1
Sample
dc90cfc3924dd6ae9c533fd369e974fff3cc1c5ad8834405ebaf3abe469f52f1.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
dc90cfc3924dd6ae9c533fd369e974fff3cc1c5ad8834405ebaf3abe469f52f1.exe
Resource
win10v2004-20230915-en
General
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Target
dc90cfc3924dd6ae9c533fd369e974fff3cc1c5ad8834405ebaf3abe469f52f1
-
Size
1.3MB
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MD5
ba6b76df6cc83bc6fdb8c7cee71b694e
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SHA1
4f6f4a287f7eee0d33b97c743be60d04fcc3dcee
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SHA256
dc90cfc3924dd6ae9c533fd369e974fff3cc1c5ad8834405ebaf3abe469f52f1
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SHA512
fa1f810426fe1630d8c4634d0bbbe231cb81c320624417b6c8ac726d6f24f393a8f0df4f94ae381e036f52f90a86785d71863c87e3de125bc3041be96c113b8b
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SSDEEP
24576:GUCKtHuvIxVv4xfO7eDVtk7hLm+JOzhImrqMyyaPDSVXT5X:rrtHuvIxVvafaeDVKLmm+ymI1sXT5X
Malware Config
Signatures
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R77 family
-
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 dc90cfc3924dd6ae9c533fd369e974fff3cc1c5ad8834405ebaf3abe469f52f1
Files
-
dc90cfc3924dd6ae9c533fd369e974fff3cc1c5ad8834405ebaf3abe469f52f1.exe windows:6 windows x64
40b31c12dbd15b942e1a19aeb455510c
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
CloseHandle
UnmapViewOfFile
CreateFileMappingW
MapViewOfFile
Sleep
GetCurrentProcessId
LoadLibraryW
GetProcAddress
WaitNamedPipeW
GetLastError
CreateFileW
ReadFile
WriteFile
GetModuleHandleA
LoadLibraryA
GetPrivateProfileStringW
WritePrivateProfileStringW
GetModuleHandleW
FindResourceW
LoadResource
SizeofResource
LockResource
InitializeCriticalSectionEx
DeleteCriticalSection
DecodePointer
HeapAlloc
HeapFree
HeapReAlloc
HeapSize
GetProcessHeap
GetFileAttributesW
GetModuleFileNameW
LoadLibraryExW
FreeLibrary
MultiByteToWideChar
GetCurrentProcess
IsWow64Process
SetLastError
ResumeThread
WaitForSingleObject
GetTempPathW
CreateDirectoryW
WriteConsoleW
SetEnvironmentVariableW
FreeEnvironmentStringsW
GetEnvironmentStringsW
GetCommandLineW
GetCommandLineA
GetOEMCP
GetACP
IsValidCodePage
FindNextFileW
FindFirstFileExW
FindClose
GetTimeZoneInformation
SetStdHandle
GetFullPathNameW
GetCurrentDirectoryW
EnumSystemLocalesW
GetUserDefaultLCID
IsValidLocale
GetLocaleInfoW
LCMapStringW
CompareStringW
GetConsoleMode
LocalFree
WideCharToMultiByte
GetStringTypeW
WaitForSingleObjectEx
GetCurrentThreadId
GetExitCodeThread
ReleaseSRWLockExclusive
AcquireSRWLockExclusive
TryAcquireSRWLockExclusive
EnterCriticalSection
LeaveCriticalSection
EncodePointer
LCMapStringEx
QueryPerformanceCounter
CompareStringEx
GetCPInfo
GetSystemTimeAsFileTime
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
TerminateProcess
IsProcessorFeaturePresent
IsDebuggerPresent
GetStartupInfoW
InitializeSListHead
OutputDebugStringW
RaiseException
RtlUnwindEx
RtlPcToFileHeader
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetDriveTypeW
GetFileInformationByHandle
GetFileType
PeekNamedPipe
SystemTimeToTzSpecificLocalTime
FileTimeToSystemTime
ExitProcess
GetModuleHandleExW
CreateThread
ExitThread
FreeLibraryAndExitThread
GetStdHandle
SetFilePointerEx
FlushFileBuffers
GetConsoleOutputCP
user32
MessageBoxA
MessageBoxW
shell32
SHGetFolderPathW
ole32
CoInitializeEx
CoUninitialize
oleaut32
VariantInit
SafeArrayCreate
SafeArrayAccessData
SafeArrayUnaccessData
mscoree
CorBindToRuntime
CLRCreateInstance
wininet
InternetReadFile
InternetOpenA
InternetOpenUrlA
version
VerQueryValueW
GetFileVersionInfoW
GetFileVersionInfoSizeW
winmm
PlaySoundW
Sections
.text Size: 357KB - Virtual size: 356KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 119KB - Virtual size: 119KB
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: 15KB - Virtual size: 15KB
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: 823KB - Virtual size: 823KB
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