2026-08-22_637c1d5a9eac049ae26ed10a3617a0aa_icedid_mespinoza_njrat_ryuk

Sharing

Copy URL Twitter E-mail

General

Target
2026-08-22_637c1d5a9eac049ae26ed10a3617a0aa_icedid_mespinoza_njrat_ryuk
Size 1.4MB
Sample260823-jb6vbavajf
SHA256 55acdd2890de2a789127d28730cb6bce0c05f6a7b3885ed410e2b9331ddd8d3a
MD5 637c1d5a9eac049ae26ed10a3617a0aa
SHA1 4a1d2603ecb941eb73448e36dcb7561ae1e49bc2
SHA512 80288a8296df178735665a3b5d88977c1e396bd7de936004c48a495a900fc6f6c35eeb9263fcdeb0b2097be403003c6c88faef0755babca192acbb7cfc9dbc3d
SSDEEP 24576:gKBdK+/2v6L9OLnrtEnTkLQ9yG5nCaEzwAyujOhcid/RrmpF:06ALriTEQ9CaEucW/Rrmp
TLSH
T10665BE196BA485E5F277C53AC9B28597F7B278221B2187CF01A4436E5F37BE40D3A312
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2026-08-22_637c1d5a9eac049ae26ed10a3617a0aa_icedid_mespinoza_njrat_ryuk

File Explorer

2026-08-22_637c1d5a9eac049ae26ed10a3617a0aa_icedid_mespinoza_njrat_ryuk

.exe 1.4MB

2026-08-22_637c1d5a9eac049ae26ed10a3617a0aa_icedid_mespinoza_njrat_ryuk

IMPHASH 2960f02853506e2f91dc60b73231eae2
SHA256 55acdd2890de2a789127d28730cb6bce0c05f6a7b3885ed410e2b9331ddd8d3a
MD5 637c1d5a9eac049ae26ed10a3617a0aa
SHA1 4a1d2603ecb941eb73448e36dcb7561ae1e49bc2
SHA512 80288a8296df178735665a3b5d88977c1e396bd7de936004c48a495a900fc6f6c35eeb9263fcdeb0b2097be403003c6c88faef0755babca192acbb7cfc9dbc3d
SSDEEP 24576:gKBdK+/2v6L9OLnrtEnTkLQ9yG5nCaEzwAyujOhcid/RrmpF:06ALriTEQ9CaEucW/Rrmp
TLSH
T10665BE196BA485E5F277C53AC9B28597F7B278221B2187CF01A4436E5F37BE40D3A312
MD5 SHA1 SHA512 SSDEEP TLSH

Unsigned PE

Checks for missing Authenticode signature.

Minor OS version

Major OS version

Entry point

199468

Magic Number

523

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_CUI

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA IMAGE_DLLCHARACTERISTICS_NX_COMPAT IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_LARGE_ADDRESS_AWARE

PDB paths

s:\p4client\Consumer\MainRel3\Products\Release\x64\WavesSysSvc64.pdb

wtsapi32

WTSQueryUserToken

powrprof

PowerReadACValueIndex PowerSetActiveScheme PowerGetActiveScheme PowerReadFriendlyName PowerReadDCValueIndex PowerWriteDCValueIndex PowerWriteACValueIndex

kernel32

LeaveCriticalSection GetCurrentThreadId GetTickCount GetModuleFileNameW InitializeCriticalSection LocalAlloc GetCurrentProcess OpenFileMappingW UnmapViewOfFile CreateFileMappingW MapViewOfFile Sleep DeviceIoControl WaitForSingleObjectEx TerminateProcess K32GetModuleFileNameExW ProcessIdToSessionId WTSGetActiveConsoleSessionId GetCurrentProcessId CreateProcessW GetExitCodeProcess GetSystemInfo GetSystemPowerStatus LoadLibraryW CreateMutexW ReleaseMutex GetThreadId SetFileAttributesW CreateTimerQueueTimer DeleteTimerQueueEx DeleteTimerQueueTimer CreateTimerQueue FreeEnvironmentStringsW EnterCriticalSection GetCPInfo GetOEMCP IsValidCodePage FindNextFileW FindFirstFileExW FindClose GetTimeZoneInformation GetFileAttributesExW CreateProcessA GetConsoleCP LCMapStringW CompareStringW GetTimeFormatW GetDateFormatW ReadConsoleW GetConsoleMode SetFilePointerEx GetStringTypeW GetFileType GetACP GetStdHandle GetModuleHandleExW ExitProcess GetCommandLineW GetCommandLineA ReadFile RtlUnwindEx RtlPcToFileHeader UnregisterWaitEx QueryDepthSList InterlockedFlushSList ReleaseSemaphore DuplicateHandle SetLastError FreeLibrary LoadLibraryA lstrlenW DeleteFileW GetTempPathW CreateFileW WriteFile GetModuleHandleW GetProcAddress MultiByteToWideChar ResetEvent WideCharToMultiByte WaitForMultipleObjects FindResourceW LoadResource FindResourceExW LockResource SizeofResource CreateThread CloseHandle SetEvent OutputDebugStringW CreateEventW WaitForSingleObject LocalFree GetProcessHeap DeleteCriticalSection HeapDestroy DecodePointer HeapAlloc RaiseException HeapReAlloc GetLastError HeapSize InitializeCriticalSectionEx HeapFree SetEnvironmentVariableA SetEnvironmentVariableW SetStdHandle FlushFileBuffers WriteConsoleW SetEndOfFile VirtualQuery GetEnvironmentStringsW VirtualProtect GetVersionExW LoadLibraryExW GetModuleHandleA FreeLibraryAndExitThread GetThreadTimes GetCurrentThread UnregisterWait RegisterWaitForSingleObject SetThreadAffinityMask GetProcessAffinityMask GetNumaHighestNodeNumber ChangeTimerQueueTimer GetLogicalProcessorInformation GetThreadPriority SetThreadPriority SwitchToThread SignalObjectAndWait LoadLibraryExA VirtualFree VirtualAlloc FlushInstructionCache InterlockedPushEntrySList InterlockedPopEntrySList EncodePointer InitializeSListHead GetStartupInfoW IsDebuggerPresent IsProcessorFeaturePresent SetUnhandledExceptionFilter UnhandledExceptionFilter RtlVirtualUnwind RtlLookupFunctionEntry RtlCaptureContext GetSystemTimeAsFileTime TlsFree TlsSetValue TlsGetValue TlsAlloc InitializeCriticalSectionAndSpinCount QueryPerformanceCounter TryEnterCriticalSection

user32

UnregisterClassW PostThreadMessageW RegisterWindowMessageW UnregisterPowerSettingNotification RegisterPowerSettingNotification GetMessageW CallWindowProcW PostMessageW SetWindowLongPtrW GetWindowLongPtrW RegisterClassExW DispatchMessageW SetTimer TranslateMessage LoadCursorW KillTimer GetClassInfoExW DefWindowProcW DestroyWindow CreateWindowExW CharUpperW

advapi32

AllocateAndInitializeSid SetEntriesInAclW CreateProcessAsUserW RegisterServiceCtrlHandlerExW CreateServiceW QueryServiceStatus CloseServiceHandle OpenSCManagerW SetServiceStatus ChangeServiceConfig2W DeleteService ControlService StartServiceW StartServiceCtrlDispatcherW OpenServiceW RegDeleteKeyW RegSetValueExW RegOpenKeyExW RegDeleteValueW RegQueryValueExW CryptDestroyKey CryptAcquireContextW CryptDecrypt CryptCreateHash CryptDeriveKey CryptHashData CryptDestroyHash CryptReleaseContext RegCloseKey RegCreateKeyExW RegSetKeySecurity ConvertStringSecurityDescriptorToSecurityDescriptorW SetSecurityDescriptorDacl InitializeSecurityDescriptor

shell32

ShellExecuteExW SHGetSpecialFolderPathW

ole32

StringFromCLSID PropVariantClear CoUninitialize CoFreeUnusedLibrariesEx CoInitializeEx CoCreateInstance CoTaskMemFree CoInitialize

maxxaudioaposhell64

WavesFX_GetParameter WavesFX_Preset_SetType WavesFX_Preset_GetType WavesFX_Preset_GetCount WavesFX_Initialize WavesFX_Uninitialize WavesFX_Preset_SetActive2 WavesFX_GetRuntimeData_Value WavesFX_SetRuntimeData_Value WavesFX_Preset_SetActive WavesFX_RegisterChangeNotification WavesFX_IsConnectionActive WavesFX_GetChunk WavesFX_Preset_RegisterChangeNotification WavesFX_Preset_GetOutputName WavesFX_SetChunk WavesFX_Preset_GetParameter WavesFX_VendorSpecific WavesFX_SetParameter

shlwapi

PathRemoveFileSpecW PathFileExistsW

setupapi

SetupDiGetClassDevsW SetupDiGetDeviceInterfaceDetailW SetupDiGetDeviceRegistryPropertyW SetupDiGetDeviceRegistryPropertyA SetupDiEnumDeviceInfo SetupDiGetDeviceInstanceIdW CM_Get_DevNode_Status_Ex CM_Get_Device_IDW SetupDiEnumDeviceInterfaces SetupDiDestroyDeviceInfoList CM_Get_Parent

Name

.text

Size

486KB

Virtual Size

486KB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

RT_CODE

Size

2KB

Virtual Size

2KB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.rdata

Size

184KB

Virtual Size

184KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.data

Size

16KB

Virtual Size

23KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.pdata

Size

28KB

Virtual Size

27KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.gfids

Size

2KB

Virtual Size

2KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.tls

Size

512B

Virtual Size

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.rsrc

Size

123KB

Virtual Size

122KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.reloc

Size

572KB

Virtual Size

576KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_DISCARDABLE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Sharing

General

Malware Config

Signatures

File Explorer

2026-08-22_637c1d5a9eac049ae26ed10a3617a0aa_icedid_mespinoza_njrat_ryuk

wtsapi32

powrprof

kernel32

user32

advapi32

shell32

ole32

maxxaudioaposhell64

shlwapi

setupapi

generic