2026-08-04_8e8991ed71a59433de40f24263cf81a6_icedid_njrat_ryuk

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General

Target
2026-08-04_8e8991ed71a59433de40f24263cf81a6_icedid_njrat_ryuk
Size 3.2MB
Sample260804-g32cssxyfx
SHA256 947dbaf6cdf8bce8000f3a7a1e8c4a7fb9e775a2e7c7426f2c6130e49761c99b
MD5 8e8991ed71a59433de40f24263cf81a6
SHA1 ef413dacc9cc611bc5e193c3a8dfb4e953736254
SHA512 e28e0a0090212d38c00fec38aed1a75e9b8ebccd0580959731901ca56e8403a45c787b70040404662c61ab9a283c93568f94d0b807c50bcb06c638be9de1237a
SSDEEP 49152:0ROwnZuS95gEFfFoTJ0YLjFcC55LcIaRBZ7b5+Pl6bJTIZ5jdgp2:7wnxRAq8ctBBslgJTIZ5Bgp
TLSH
T10FF54A23B196D0D4C01DD074CF165BB2A6A07C69CBE5A3DF06D87E217B35AD07ABA318
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2026-08-04_8e8991ed71a59433de40f24263cf81a6_icedid_njrat_ryuk

File Explorer

2026-08-04_8e8991ed71a59433de40f24263cf81a6_icedid_njrat_ryuk

.exe 3.2MB

2026-08-04_8e8991ed71a59433de40f24263cf81a6_icedid_njrat_ryuk

IMPHASH b9dcc26c154bb9b9deaed2bdab5ad489
SHA256 947dbaf6cdf8bce8000f3a7a1e8c4a7fb9e775a2e7c7426f2c6130e49761c99b
MD5 8e8991ed71a59433de40f24263cf81a6
SHA1 ef413dacc9cc611bc5e193c3a8dfb4e953736254
SHA512 e28e0a0090212d38c00fec38aed1a75e9b8ebccd0580959731901ca56e8403a45c787b70040404662c61ab9a283c93568f94d0b807c50bcb06c638be9de1237a
SSDEEP 49152:0ROwnZuS95gEFfFoTJ0YLjFcC55LcIaRBZ7b5+Pl6bJTIZ5jdgp2:7wnxRAq8ctBBslgJTIZ5Bgp
TLSH
T10FF54A23B196D0D4C01DD074CF165BB2A6A07C69CBE5A3DF06D87E217B35AD07ABA318
MD5 SHA1 SHA512 SSDEEP TLSH

windows:10 windows x64 arch:x64

Unsigned PE

Checks for missing Authenticode signature.

Minor OS version

Major OS version

Entry point

1264096

Magic Number

523

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_GUI

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

chrome_pwa_launcher.exe.pdb

advapi32

CreateProcessAsUserW RegCloseKey RegOpenKeyExW RegQueryValueExW

dbghelp

SymCleanup SymFromAddr SymGetLineFromAddr64 SymGetModuleInfo64 SymGetSearchPathW SymInitialize SymSetOptions SymSetSearchPathW

kernel32

AcquireSRWLockExclusive AssignProcessToJobObject CloseHandle CompareStringW CreateEventW CreateFileW CreateIoCompletionPort CreateProcessW CreateThread DeleteCriticalSection DeleteFileW DeleteProcThreadAttributeList DuplicateHandle EncodePointer EnterCriticalSection EnumSystemLocalesW ExitProcess ExpandEnvironmentStringsW FindClose FindFirstFileExW FindNextFileW FlsAlloc FlsFree FlsGetValue FlsSetValue FlushFileBuffers FormatMessageW FreeEnvironmentStringsW FreeLibrary GetACP GetCPInfo GetCommandLineA GetCommandLineW GetConsoleMode GetConsoleOutputCP GetCurrentDirectoryW GetCurrentProcess GetCurrentProcessId GetCurrentThread GetCurrentThreadId GetDateFormatW GetDriveTypeW GetEnvironmentStringsW GetEnvironmentVariableW GetExitCodeProcess GetFileAttributesW GetFileInformationByHandle GetFileSizeEx GetFileType GetFullPathNameW GetLastError GetLocalTime GetLocaleInfoW GetLogicalProcessorInformation GetModuleFileNameW GetModuleHandleA GetModuleHandleExW GetModuleHandleW GetNativeSystemInfo GetOEMCP GetProcAddress GetProcessHeap GetProcessId GetProductInfo GetQueuedCompletionStatus GetStartupInfoW GetStdHandle GetStringTypeW GetSystemDirectoryW GetSystemInfo GetSystemTimeAsFileTime GetTempPathW GetThreadContext GetThreadId GetThreadPriority GetThreadPriorityBoost GetTickCount GetTimeFormatW GetTimeZoneInformation GetUserDefaultLCID GetVersionExW GetWindowsDirectoryW GlobalMemoryStatusEx InitOnceExecuteOnce InitializeConditionVariable InitializeCriticalSection InitializeCriticalSectionAndSpinCount InitializeCriticalSectionEx InitializeProcThreadAttributeList InitializeSListHead InitializeSRWLock IsDebuggerPresent IsProcessorFeaturePresent IsValidCodePage IsValidLocale IsWow64Process K32GetModuleInformation LCMapStringW LeaveCriticalSection LoadLibraryExA LoadLibraryExW LoadLibraryW LocalFree MultiByteToWideChar OutputDebugStringA PostQueuedCompletionStatus QueryPerformanceCounter QueryPerformanceFrequency QueryThreadCycleTime RaiseException ReadConsoleW ReadFile ReleaseSRWLockExclusive ResetEvent ResumeThread RtlCaptureContext RtlCaptureStackBackTrace RtlLookupFunctionEntry RtlPcToFileHeader RtlUnwind RtlUnwindEx RtlVirtualUnwind SetEndOfFile SetEnvironmentVariableW SetEvent SetFilePointerEx SetHandleInformation SetInformationJobObject SetLastError SetStdHandle SetThreadInformation SetThreadPriority SetThreadPriorityBoost SetUnhandledExceptionFilter Sleep SleepConditionVariableSRW SuspendThread SwitchToThread TerminateProcess TlsAlloc TlsFree TlsGetValue TlsSetValue TryAcquireSRWLockExclusive UnhandledExceptionFilter UnmapViewOfFile UnregisterWaitEx UpdateProcThreadAttribute VirtualAlloc VirtualFree VirtualProtect VirtualQuery WaitForMultipleObjects WaitForSingleObject WakeAllConditionVariable WakeConditionVariable WideCharToMultiByte WriteConsoleW WriteFile

winmm

timeBeginPeriod timeEndPeriod timeGetTime

userenv

CreateEnvironmentBlock DestroyEnvironmentBlock

user32

AllowSetForegroundWindow CreateWindowExW DefWindowProcW DestroyWindow DispatchMessageW GetActiveWindow GetQueueStatus KillTimer MsgWaitForMultipleObjectsEx PeekMessageW PostMessageW PostQuitMessage RegisterClassExW SetTimer TranslateMessage UnregisterClassW

shell32

CommandLineToArgvW SHGetFolderPathW SHGetKnownFolderPath ShellExecuteExW

ole32

CoInitializeEx CoRegisterInitializeSpy CoRevokeInitializeSpy CoTaskMemFree CoUninitialize

api-ms-win-core-synch-l1-2-0

WaitOnAddress WakeByAddressAll WakeByAddressSingle

api-ms-win-core-winrt-l1-1-0

RoInitialize RoUninitialize

Name

.text

Size

2.0MB

Virtual Size

2.0MB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.rdata

Size

279KB

Virtual Size

278KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.data

Size

70KB

Virtual Size

197KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.pdata

Size

62KB

Virtual Size

62KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.fptable

Size

512B

Virtual Size

256B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.tls

Size

1024B

Virtual Size

705B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

LZMADEC

Size

4KB

Virtual Size

4KB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

_RDATA

Size

512B

Virtual Size

500B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

malloc_h

Size

512B

Virtual Size

265B

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.rsrc

Size

266KB

Virtual Size

265KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.reloc

Size

576KB

Virtual Size

580KB

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

2026-08-04_8e8991ed71a59433de40f24263cf81a6_icedid_njrat_ryuk

advapi32

dbghelp

kernel32

winmm

userenv

user32

shell32

ole32

api-ms-win-core-synch-l1-2-0

api-ms-win-core-winrt-l1-1-0

generic