2026-10-28_531fb1f08e3e6942b3cee39d8d2a38f2_cobalt-strike_icedid_mespinoza_njrat_ryuk_satacom_vidar

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General

Target
2026-10-28_531fb1f08e3e6942b3cee39d8d2a38f2_cobalt-strike_icedid_mespinoza_njrat_ryuk_satacom_vidar
Size 1.8MB
Sample261030-e67mwahs5z
SHA256 0d72f3f79098d58a9a0b37488e4564c0ab889823b9f12345c636129b1a884b96
MD5 531fb1f08e3e6942b3cee39d8d2a38f2
SHA1 4634a48d7bf9774c40c4afc55db6562b31ade645
SHA512 5c48a14486992bf9b9497d6721ba1eb24d8360575d9725fffa44edc007a562d37257e5f89a6d12af9e151aa7988b864bf2261684fe572a0bd893d42f607ccc72
SSDEEP 24576:C+T0AYyBE9Wx/tEX6PoC0jIMu563tAj0rMKM/a9kS8gze9LJBUmjy12:Ce0AYXWxyXGohjIMDnM7iqa2
TLSH
T1C385CF0BB26508EAC2A9C074CE1AD5319761BC4E0BF255FB3581F2D92E36AD07F39B15
MD5 SHA1 SHA512 SSDEEP TLSH

Score

5^/10

upx

Malware Config

Signatures

UPX packed file 1 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
sample	upx

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2026-10-28_531fb1f08e3e6942b3cee39d8d2a38f2_cobalt-strike_icedid_mespinoza_njrat_ryuk_satacom_vidar

File Explorer

2026-10-28_531fb1f08e3e6942b3cee39d8d2a38f2_cobalt-strike_icedid_mespinoza_njrat_ryuk_satacom_vidar

.exe 1.8MB

2026-10-28_531fb1f08e3e6942b3cee39d8d2a38f2_cobalt-strike_icedid_mespinoza_njrat_ryuk_satacom_vidar

IMPHASH ed3445bd48c8bf884ee6218cb9ade0fb
SHA256 0d72f3f79098d58a9a0b37488e4564c0ab889823b9f12345c636129b1a884b96
MD5 531fb1f08e3e6942b3cee39d8d2a38f2
SHA1 4634a48d7bf9774c40c4afc55db6562b31ade645
SHA512 5c48a14486992bf9b9497d6721ba1eb24d8360575d9725fffa44edc007a562d37257e5f89a6d12af9e151aa7988b864bf2261684fe572a0bd893d42f607ccc72
SSDEEP 24576:C+T0AYyBE9Wx/tEX6PoC0jIMu563tAj0rMKM/a9kS8gze9LJBUmjy12:Ce0AYXWxyXGohjIMDnM7iqa2
TLSH
T1C385CF0BB26508EAC2A9C074CE1AD5319761BC4E0BF255FB3581F2D92E36AD07F39B15
MD5 SHA1 SHA512 SSDEEP TLSH

windows:5 windows x64 arch:x64

UPX packed file

Detects executables packed with UPX/modified UPX open source packer.

upx
Unsigned PE

Checks for missing Authenticode signature.

Minor OS version

Major OS version

Entry point

568736

Magic Number

523

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_GUI

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE IMAGE_DLLCHARACTERISTICS_NX_COMPAT IMAGE_DLLCHARACTERISTICS_GUARD_CF IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_LARGE_ADDRESS_AWARE

PDB paths

elevation_service.exe.pdb

kernel32

AcquireSRWLockExclusive AssignProcessToJobObject CloseHandle CompareStringW CreateEventW CreateFileW CreateProcessW DecodePointer DeleteCriticalSection DeleteFileW DeleteProcThreadAttributeList DuplicateHandle EncodePointer EnterCriticalSection EnumSystemLocalesW ExitProcess ExpandEnvironmentStringsW FindClose FindFirstFileExW FindNextFileW FlushFileBuffers FormatMessageA FreeEnvironmentStringsW FreeLibrary GetACP GetCPInfo GetCommandLineA GetCommandLineW GetConsoleCP GetConsoleMode GetCurrentDirectoryW GetCurrentProcess GetCurrentProcessId GetCurrentThread GetCurrentThreadId GetDateFormatW GetDriveTypeW GetEnvironmentStringsW GetEnvironmentVariableW GetExitCodeProcess GetFileAttributesW GetFileSizeEx GetFileType GetFullPathNameW GetLastError GetLocalTime GetLocaleInfoW GetModuleFileNameW GetModuleHandleExW GetModuleHandleW GetNativeSystemInfo GetOEMCP GetProcAddress GetProcessHeap GetProcessId GetProcessTimes GetProductInfo GetStartupInfoW GetStdHandle GetStringTypeW GetSystemDirectoryW GetSystemInfo GetSystemTimeAsFileTime GetTempPathW GetThreadId GetThreadPriority GetTickCount GetTimeFormatW GetTimeZoneInformation GetUserDefaultLCID GetVersionExW GetWindowsDirectoryW HeapAlloc HeapCreate HeapDestroy HeapFree HeapReAlloc HeapSetInformation HeapSize InitOnceExecuteOnce InitializeCriticalSectionAndSpinCount InitializeProcThreadAttributeList InitializeSListHead IsDebuggerPresent IsProcessorFeaturePresent IsValidCodePage IsValidLocale IsWow64Process LCMapStringW LeaveCriticalSection LoadLibraryExA LoadLibraryExW LocalFree MultiByteToWideChar OpenProcess OutputDebugStringA OutputDebugStringW QueryPerformanceCounter QueryPerformanceFrequency QueryThreadCycleTime RaiseException ReadConsoleW ReadFile ReleaseSRWLockExclusive RemoveDirectoryW ResetEvent RtlCaptureContext RtlCaptureStackBackTrace RtlLookupFunctionEntry RtlPcToFileHeader RtlUnwind RtlUnwindEx RtlVirtualUnwind SetEnvironmentVariableW SetEvent SetFileAttributesW SetFilePointerEx SetHandleInformation SetLastError SetStdHandle SetThreadPriority SetUnhandledExceptionFilter Sleep SleepConditionVariableSRW TerminateProcess TlsAlloc TlsFree TlsGetValue TlsSetValue TryAcquireSRWLockExclusive UnhandledExceptionFilter UpdateProcThreadAttribute VirtualProtect VirtualQuery WaitForSingleObject WaitForSingleObjectEx WakeAllConditionVariable WideCharToMultiByte WriteConsoleW WriteFile

Name

.text

Size

717KB

Virtual Size

717KB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.rdata

Size

225KB

Virtual Size

225KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.data

Size

13KB

Virtual Size

44KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.pdata

Size

24KB

Virtual Size

24KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.00cfg

Size

512B

Virtual Size

16B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.retplne

Size

512B

Virtual Size

36B

Characteristics

Name

.tls

Size

512B

Virtual Size

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

_RDATA

Size

512B

Virtual Size

148B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.rsrc

Size

69KB

Virtual Size

69KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

UPX1

Size

762KB

Virtual Size

764KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Sharing

General

Malware Config

Signatures

File Explorer

2026-10-28_531fb1f08e3e6942b3cee39d8d2a38f2_cobalt-strike_icedid_mespinoza_njrat_ryuk_satacom_vidar

kernel32

generic