2026-08-02_064f228ed087d9e7d4801a61a829aedd_icedid_mespinoza_njrat_ryuk_vidar

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General

Target
2026-08-02_064f228ed087d9e7d4801a61a829aedd_icedid_mespinoza_njrat_ryuk_vidar
Size 1.4MB
Sample260802-sa513acj5x
SHA256 987f9cab68e31629643952224412da382e5b530e515422f137b12ec30028fbd7
MD5 064f228ed087d9e7d4801a61a829aedd
SHA1 fb26f2ddfc7944b896eff85b785ee682c2441b1e
SHA512 7f57c1365380923f42a17d428adadf790eae16fe8c35481ee2142491f09c59e84e3ccf778c8d2dd07a7b4aeca417ba612a5872a514786bacd121ff1f1b7ecb68
SSDEEP 12288:g+TkE0KS5Qd9weXc3ajG+hjQKymY8efKCpD7Gj9G6G1qT8nQkCu83L3Wl/np9DB9:Hna5QkesqjnhMgeiCl7G0nehbGZpbD
TLSH
T1CB65F02EB3A409E9EC27C17DCAB2C126E53238550720E9CB13A4557A1F736D45F3EB62
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2026-08-02_064f228ed087d9e7d4801a61a829aedd_icedid_mespinoza_njrat_ryuk_vidar

File Explorer

2026-08-02_064f228ed087d9e7d4801a61a829aedd_icedid_mespinoza_njrat_ryuk_vidar

.exe 1.4MB

2026-08-02_064f228ed087d9e7d4801a61a829aedd_icedid_mespinoza_njrat_ryuk_vidar

IMPHASH cf9d0609195d7f0d582533919f8f1baf
SHA256 987f9cab68e31629643952224412da382e5b530e515422f137b12ec30028fbd7
MD5 064f228ed087d9e7d4801a61a829aedd
SHA1 fb26f2ddfc7944b896eff85b785ee682c2441b1e
SHA512 7f57c1365380923f42a17d428adadf790eae16fe8c35481ee2142491f09c59e84e3ccf778c8d2dd07a7b4aeca417ba612a5872a514786bacd121ff1f1b7ecb68
SSDEEP 12288:g+TkE0KS5Qd9weXc3ajG+hjQKymY8efKCpD7Gj9G6G1qT8nQkCu83L3Wl/np9DB9:Hna5QkesqjnhMgeiCl7G0nehbGZpbD
TLSH
T1CB65F02EB3A409E9EC27C17DCAB2C126E53238550720E9CB13A4557A1F736D45F3EB62
MD5 SHA1 SHA512 SSDEEP TLSH

Unsigned PE

Checks for missing Authenticode signature.

Minor OS version

Major OS version

Entry point

60256

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

maintenanceservice.pdb

user32

LoadStringA wsprintfW

advapi32

AdjustTokenPrivileges AllocateAndInitializeSid ChangeServiceConfig2W ChangeServiceConfigW CloseServiceHandle ControlService CreateServiceW CreateWellKnownSid CryptAcquireContextA CryptCreateHash CryptDestroyHash CryptGetHashParam CryptHashData CryptReleaseContext DeleteService FreeSid GetEffectiveRightsFromAclW GetSecurityDescriptorDacl GetSecurityInfo InitializeSecurityDescriptor LookupPrivilegeValueA OpenProcessToken OpenSCManagerA OpenSCManagerW OpenServiceW QueryServiceConfigW QueryServiceObjectSecurity QueryServiceStatus QueryServiceStatusEx RegCloseKey RegEnumKeyExW RegGetValueW RegOpenKeyExW RegQueryInfoKeyW RegQueryValueExW RegSetValueExW RegisterServiceCtrlHandlerW SetEntriesInAclW SetSecurityDescriptorDacl SetSecurityInfo SetServiceObjectSecurity SetServiceStatus StartServiceCtrlDispatcherW

shlwapi

PathAppendW PathCanonicalizeW PathIsUNCServerShareW PathQuoteSpacesW PathRemoveFileSpecW PathStripPathW PathStripToRootW PathUnquoteSpacesW

version

GetFileVersionInfoSizeW GetFileVersionInfoW VerQueryValueW

shell32

SHFileOperationW SHGetKnownFolderPath

ole32

CoTaskMemFree

rpcrt4

RpcStringFreeW UuidCreate UuidToStringW

crypt32

CertCloseStore CertFindCertificateInStore CertFreeCertificateContext CertGetNameStringA CertGetNameStringW CryptMsgClose CryptMsgGetParam CryptQueryObject

wintrust

WinVerifyTrust

kernel32

CloseHandle CompareStringW CopyFileW CreateDirectoryW CreateEventW CreateFileW CreateProcessW CreateThread CreateToolhelp32Snapshot DeleteCriticalSection DeleteFileW DeviceIoControl EncodePointer EnterCriticalSection ExitProcess FindClose FindFirstFileExW FindFirstFileW FindNextFileW FlushFileBuffers FreeEnvironmentStringsW FreeLibrary GetACP GetCPInfo GetCommandLineA GetCommandLineW GetConsoleCP GetConsoleMode GetCurrentProcess GetCurrentProcessId GetCurrentThreadId GetDriveTypeW GetEnvironmentStringsW GetExitCodeProcess GetFileAttributesW GetFileInformationByHandle GetFileSize GetFileType GetFullPathNameW GetLastError GetLongPathNameW GetModuleFileNameW GetModuleHandleExW GetModuleHandleW GetOEMCP GetProcAddress GetProcessHeap GetStartupInfoW GetStdHandle GetStringTypeW GetSystemTimeAsFileTime HeapAlloc HeapFree HeapReAlloc HeapSize InitializeCriticalSectionAndSpinCount InitializeSListHead IsDebuggerPresent IsProcessorFeaturePresent IsValidCodePage LCMapStringW LeaveCriticalSection LoadLibraryExW LocalAlloc LocalFree MoveFileExW MoveFileW MultiByteToWideChar Process32FirstW Process32NextW QueryPerformanceCounter RaiseException ReadConsoleW ReadFile ResetEvent RtlCaptureContext RtlLookupFunctionEntry RtlPcToFileHeader RtlUnwindEx RtlVirtualUnwind SetEndOfFile SetEnvironmentVariableW SetEvent SetFileAttributesW SetFilePointerEx SetLastError SetStdHandle SetUnhandledExceptionFilter Sleep TerminateProcess TlsAlloc TlsFree TlsGetValue TlsSetValue UnhandledExceptionFilter WaitForSingleObject WaitForSingleObjectEx WideCharToMultiByte WriteConsoleW WriteFile lstrcmpiW

Name

.text

Size

156KB

Virtual Size

155KB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.rdata

Size

57KB

Virtual Size

56KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.data

Size

3KB

Virtual Size

8KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.pdata

Size

7KB

Virtual Size

6KB

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

2KB

Virtual Size

1KB

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

2026-08-02_064f228ed087d9e7d4801a61a829aedd_icedid_mespinoza_njrat_ryuk_vidar

user32

advapi32

shlwapi

version

shell32

ole32

rpcrt4

crypt32

wintrust

kernel32

generic