Behavioral task
behavioral1
Sample
82f0ed82e524d33031ed7831f2f8263d.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
82f0ed82e524d33031ed7831f2f8263d.exe
Resource
win10v2004-20240221-en
General
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Target
82f0ed82e524d33031ed7831f2f8263d.bin
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Size
2.0MB
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MD5
82f0ed82e524d33031ed7831f2f8263d
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SHA1
b77f09d1a34a414ac8feaf9b23206222722c7492
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SHA256
dd5c06da329f69df379f795008640aa4d1e0afa9e8fd99e660132963c1e8a7c9
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SHA512
8798a521fc37316477869868d8aab65b1bb9ff9e39e29355fd139ec6e649033942c12208c9240d330068453217794899e6b1731a930226941681aa0fe37f027a
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SSDEEP
49152:y5n1oFbhwND9beeMcdrcTgXT5XaieWRp41:yubha9iz8D5qqY1
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.
Processes:
resource yara_rule sample r77_payload -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
Processes:
resource 82f0ed82e524d33031ed7831f2f8263d.bin
Files
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82f0ed82e524d33031ed7831f2f8263d.bin.exe windows:6 windows x64 arch:x64
006deacd5bee0e8a90e78bb47233a4cf
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
Sleep
GetCurrentProcessId
LoadLibraryW
GetProcAddress
GetLastError
CreateFileW
WriteFile
InitializeCriticalSectionEx
DeleteCriticalSection
GetModuleHandleW
DecodePointer
GetModuleFileNameW
HeapAlloc
HeapFree
HeapReAlloc
HeapSize
GetProcessHeap
CreateProcessW
GetTickCount
GetTempPathW
WaitNamedPipeW
ReadFile
GetModuleHandleA
LoadLibraryA
MapViewOfFile
WritePrivateProfileStringW
FindResourceW
LoadResource
SizeofResource
LockResource
GetFileAttributesW
LoadLibraryExW
FreeLibrary
MultiByteToWideChar
GetCurrentProcess
IsWow64Process
GetTickCount64
SetLastError
ResumeThread
WaitForSingleObject
GetFileSizeEx
LocalFree
CreateDirectoryW
SetEndOfFile
WriteConsoleW
SetStdHandle
FreeEnvironmentStringsW
GetEnvironmentStringsW
CreateFileMappingW
UnmapViewOfFile
CloseHandle
GetPrivateProfileStringW
WideCharToMultiByte
GetCommandLineW
GetCommandLineA
FindNextFileW
FindFirstFileExW
FindClose
GetOEMCP
GetACP
IsValidCodePage
EnumSystemLocalesW
GetUserDefaultLCID
IsValidLocale
GetLocaleInfoW
LCMapStringW
ReadConsoleW
GetConsoleMode
GetConsoleOutputCP
FlushFileBuffers
SetFilePointerEx
GetFileType
GetStdHandle
ExitProcess
GetStringTypeW
ReleaseSRWLockExclusive
AcquireSRWLockExclusive
TryAcquireSRWLockExclusive
GetCurrentThreadId
WaitForSingleObjectEx
GetExitCodeThread
EnterCriticalSection
LeaveCriticalSection
EncodePointer
CompareStringEx
GetCPInfo
LCMapStringEx
QueryPerformanceCounter
WakeAllConditionVariable
SleepConditionVariableSRW
FlsAlloc
FlsGetValue
FlsSetValue
FlsFree
GetSystemTimeAsFileTime
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
TerminateProcess
IsProcessorFeaturePresent
IsDebuggerPresent
GetStartupInfoW
InitializeSListHead
OutputDebugStringW
RaiseException
RtlUnwindEx
RtlPcToFileHeader
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
CreateThread
ExitThread
FreeLibraryAndExitThread
GetModuleHandleExW
RtlUnwind
user32
MessageBoxA
SetProcessDPIAware
MessageBoxW
advapi32
SetEntriesInAclW
ConvertStringSidToSidW
GetNamedSecurityInfoW
SetNamedSecurityInfoW
shell32
SHGetFolderPathW
ShellExecuteW
ole32
CoInitializeEx
CoUninitialize
oleaut32
SysFreeString
SysAllocString
VariantInit
SafeArrayCreate
SafeArrayAccessData
SafeArrayUnaccessData
mscoree
CLRCreateInstance
CorBindToRuntime
wininet
InternetOpenUrlA
InternetOpenA
InternetReadFile
version
GetFileVersionInfoSizeW
GetFileVersionInfoW
VerQueryValueW
winmm
PlaySoundW
Sections
.text Size: 810KB - Virtual size: 809KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 374KB - Virtual size: 373KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 10KB - Virtual size: 85KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 31KB - Virtual size: 30KB
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: 829KB - Virtual size: 829KB
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