2026-07-31_4bf8d61621a9d2fc62d400c064d230ac_icedid_mespinoza_njrat_ryuk_vidar

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General

Target
2026-07-31_4bf8d61621a9d2fc62d400c064d230ac_icedid_mespinoza_njrat_ryuk_vidar
Size 1.5MB
Sample260731-rxv9psca28
SHA256 0ec70c3342a07a5ab4d1c1c6c44f8ca76f21e329a8fd880f485d3c730e40ad97
MD5 4bf8d61621a9d2fc62d400c064d230ac
SHA1 17010cd9439f3685a862fbacd7c96b2dabd50dba
SHA512 7df8a3205d0e9ea37d3ced3c9297b4e400c5c57c6b5bd3b1642ef8bc554256239fbcf05fad03a6a50213c944647a433598cf786dad7a0e3999a964110e3de5db
SSDEEP 12288:8429YH+zcGzAirjJAdGy7JlARaGdf1IrOrNhyRfLz707YH7lk9wl225CnPkKb5rQ:3HEcivJ+R7voKFLgYHJWwl24C15rDY
TLSH
T18975F11AB3A419F8FC2AD17CC9A29412D572F8150760DAEF5350A62A3E736D01F3FB25
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2026-07-31_4bf8d61621a9d2fc62d400c064d230ac_icedid_mespinoza_njrat_ryuk_vidar

File Explorer

2026-07-31_4bf8d61621a9d2fc62d400c064d230ac_icedid_mespinoza_njrat_ryuk_vidar

.exe 1.5MB

2026-07-31_4bf8d61621a9d2fc62d400c064d230ac_icedid_mespinoza_njrat_ryuk_vidar

IMPHASH 11145c2c07e671cc47c0cfcafd4c3816
SHA256 0ec70c3342a07a5ab4d1c1c6c44f8ca76f21e329a8fd880f485d3c730e40ad97
MD5 4bf8d61621a9d2fc62d400c064d230ac
SHA1 17010cd9439f3685a862fbacd7c96b2dabd50dba
SHA512 7df8a3205d0e9ea37d3ced3c9297b4e400c5c57c6b5bd3b1642ef8bc554256239fbcf05fad03a6a50213c944647a433598cf786dad7a0e3999a964110e3de5db
SSDEEP 12288:8429YH+zcGzAirjJAdGy7JlARaGdf1IrOrNhyRfLz707YH7lk9wl225CnPkKb5rQ:3HEcivJ+R7voKFLgYHJWwl24C15rDY
TLSH
T18975F11AB3A419F8FC2AD17CC9A29412D572F8150760DAEF5350A62A3E736D01F3FB25
MD5 SHA1 SHA512 SSDEEP TLSH

Unsigned PE

Checks for missing Authenticode signature.

Minor OS version

Major OS version

Entry point

85216

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

z:\task_1581954009\build\src\obj-firefox\toolkit\mozapps\update\updater\updater.pdb

user32

CopyRect DialogBoxParamW DrawTextW EndDialog GetClientRect GetDC GetDesktopWindow GetDlgItem GetParent GetWindowLongPtrW GetWindowRect LoadIconW OffsetRect ReleaseDC ScreenToClient SendMessageW SetTimer SetWindowLongPtrW SetWindowPos SetWindowTextW WaitForInputIdle wsprintfW

gdi32

SelectObject

advapi32

AdjustTokenPrivileges CloseServiceHandle CryptAcquireContextA CryptCreateHash CryptDestroyHash CryptDestroyKey CryptGetHashParam CryptHashData CryptReleaseContext CryptVerifySignatureA GetTokenInformation LookupPrivilegeValueA OpenProcessToken OpenSCManagerA OpenServiceW QueryServiceConfigW QueryServiceStatusEx RegCloseKey RegCreateKeyExW RegEnumKeyExW RegOpenKeyExW RegQueryInfoKeyW RegQueryValueExW RegSetValueExW StartServiceW

ole32

CoTaskMemFree

rpcrt4

RpcStringFreeW UuidCreate UuidToStringW

shell32

SHGetKnownFolderPath ShellExecuteExW

wintrust

WinVerifyTrust

shlwapi

PathAppendW PathCanonicalizeW PathCommonPrefixW PathIsUNCServerShareW PathRemoveFileSpecW PathStripPathW PathStripToRootW PathUnquoteSpacesW

kernel32

ActivateActCtx CloseHandle CompareStringW CopyFileW CreateActCtxW CreateDirectoryW CreateEventW CreateFileW CreateProcessW CreateThread DeactivateActCtx DeleteCriticalSection DeleteFileW DeviceIoControl EncodePointer EnterCriticalSection ExitProcess ExitThread FileTimeToSystemTime FindClose FindFirstFileExW FindFirstFileW FindNextFileW FlushFileBuffers FormatMessageW FreeEnvironmentStringsW FreeLibrary FreeLibraryAndExitThread GetACP GetCPInfo GetCommandLineA GetCommandLineW GetConsoleCP GetConsoleMode GetCurrentDirectoryW GetCurrentProcess GetCurrentProcessId GetCurrentThreadId GetDriveTypeW GetEnvironmentStringsW GetFileAttributesExW GetFileAttributesW GetFileInformationByHandle GetFileType GetFullPathNameW GetLastError GetLongPathNameW GetModuleFileNameW GetModuleHandleExW GetModuleHandleW GetOEMCP GetPrivateProfileStringW GetProcAddress GetProcessHeap GetStartupInfoW GetStdHandle GetStringTypeW GetSystemDirectoryW GetSystemInfo GetSystemTimeAsFileTime GetTickCount GetTimeZoneInformation HeapAlloc HeapFree HeapReAlloc HeapSize InitializeCriticalSectionAndSpinCount InitializeSListHead IsDebuggerPresent IsProcessorFeaturePresent IsValidCodePage LCMapStringW LeaveCriticalSection LoadLibraryExA LoadLibraryExW LocalAlloc LocalFree LockFile MoveFileExW MultiByteToWideChar OpenProcess PeekNamedPipe QueryPerformanceCounter RaiseException ReadConsoleW ReadFile RemoveDirectoryW ResetEvent RtlCaptureContext RtlLookupFunctionEntry RtlPcToFileHeader RtlUnwind RtlUnwindEx RtlVirtualUnwind SetCurrentDirectoryW SetDllDirectoryW SetEndOfFile SetEnvironmentVariableW SetEvent SetFileAttributesW SetFilePointer SetFilePointerEx SetLastError SetStdHandle SetUnhandledExceptionFilter Sleep SystemTimeToTzSpecificLocalTime TerminateProcess TlsAlloc TlsFree TlsGetValue TlsSetValue UnhandledExceptionFilter UnlockFile VirtualProtect VirtualQuery WaitForSingleObject WaitForSingleObjectEx WideCharToMultiByte WriteConsoleW WriteFile

Name

.text

Size

202KB

Virtual Size

201KB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.rdata

Size

66KB

Virtual Size

65KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.data

Size

3KB

Virtual Size

16KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.pdata

Size

9KB

Virtual Size

8KB

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

.tls

Size

512B

Virtual Size

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.rsrc

Size

96KB

Virtual Size

95KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.reloc

Size

1.2MB

Virtual Size

1.8MB

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

2026-07-31_4bf8d61621a9d2fc62d400c064d230ac_icedid_mespinoza_njrat_ryuk_vidar

user32

gdi32

advapi32

ole32

rpcrt4

shell32

wintrust

shlwapi

kernel32

generic