r77 | 2025-04-05_516fc0b46dda2f2d4ba8e06d54495e20_black-basta_cobalt-strike_satacom

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General

Target

2025-04-05_516fc0b46dda2f2d4ba8e06d54495e20_black-basta_cobalt-strike_satacom
Size

1.9MB
MD5

516fc0b46dda2f2d4ba8e06d54495e20
SHA1

d0aab2684c2b34f11d46f34942e90199d52dc31b
SHA256

26239025173c69d98eea710814c5c4a6cf5edc08e817d24a65f71477ab37a780
SHA512

b301f06af126a7ba5ba8b1fcc2d6e149013992168d649dbc3a452bc5c6e95fdbff4b0dc335cd792a14cd243547d295ad9fc299fb983c9d8584d73b1eb6fd231b
SSDEEP

49152:47Miztfb4c9YNsHJ3tk5jHyXT5XyQM1w4:GMGHJuHyD5iQM17

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
2025-04-05_516fc0b46dda2f2d4ba8e06d54495e20_black-basta_cobalt-strike_satacom

Files

2025-04-05_516fc0b46dda2f2d4ba8e06d54495e20_black-basta_cobalt-strike_satacom
.exe windows:6 windows x64 arch:x64

badbf21673bc4eecf30293ad0b69f725

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

user32

SetProcessDPIAware
MessageBoxA
MessageBoxW

advapi32

SetNamedSecurityInfoW
GetNamedSecurityInfoW
SetEntriesInAclW
ConvertStringSidToSidW

shell32

SHGetFolderPathW

ole32

CoInitializeEx
CoUninitialize

oleaut32

SysAllocString
SysFreeString
SafeArrayCreate
SafeArrayAccessData
SafeArrayUnaccessData
VariantInit

mscoree

CorBindToRuntime
CLRCreateInstance

wininet

InternetReadFile
InternetOpenUrlA
InternetOpenA
HttpQueryInfoA

version

VerQueryValueW
GetFileVersionInfoW
GetFileVersionInfoSizeW

winmm

PlaySoundW

Sections

.text
Size: 669KB - Virtual size: 668KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 210KB - Virtual size: 209KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 8KB - Virtual size: 17KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 25KB - Virtual size: 25KB

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: 1.0MB - Virtual size: 1.0MB

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

badbf21673bc4eecf30293ad0b69f725

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

user32

advapi32

shell32

ole32

oleaut32

mscoree

wininet

version

winmm

Sections

.text Size: 669KB - Virtual size: 668KB

.rdata Size: 210KB - Virtual size: 209KB

.data Size: 8KB - Virtual size: 17KB

.pdata Size: 25KB - Virtual size: 25KB

_RDATA Size: 512B - Virtual size: 348B

.rsrc Size: 1.0MB - Virtual size: 1.0MB

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

.text
Size: 669KB - Virtual size: 668KB

.rdata
Size: 210KB - Virtual size: 209KB

.data
Size: 8KB - Virtual size: 17KB

.pdata
Size: 25KB - Virtual size: 25KB

_RDATA
Size: 512B - Virtual size: 348B

.rsrc
Size: 1.0MB - Virtual size: 1.0MB

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