2026-10-08_4b77a1639145c85ceb8c065e463797dd_icedid_mespinoza_njrat_ryuk_vidar

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General

Target
2026-10-08_4b77a1639145c85ceb8c065e463797dd_icedid_mespinoza_njrat_ryuk_vidar
Size 1.1MB
Sample261009-svttjaywfs
SHA256 97d6d9c3da5cb80ba5c0f3bdfe6169295d63b68e487c3200caa91379b631c54c
MD5 4b77a1639145c85ceb8c065e463797dd
SHA1 f7e92c34ba68304682dc2e4e69eb2b70561aa669
SHA512 c848f8ecf9c3a961e091dec75952560b11dd9a8c1b4788d45fb9d67e8f1a58edc5336b46565da731341ceaabe0c5d13f320deca3ff977392234465356f3c8c42
SSDEEP 24576:REocivJ+RTh4ay8gjkGrLoODqiIPZfBSLAel2NDx:mXTtvy8MpLgVKLRMV
TLSH
T197450119F7E018F4FC26D03CCA665122E572B86507A1DAEF135497292E336D02E3FB66
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
2026-10-08_4b77a1639145c85ceb8c065e463797dd_icedid_mespinoza_njrat_ryuk_vidar

File Explorer

2026-10-08_4b77a1639145c85ceb8c065e463797dd_icedid_mespinoza_njrat_ryuk_vidar

.exe 1.1MB

2026-10-08_4b77a1639145c85ceb8c065e463797dd_icedid_mespinoza_njrat_ryuk_vidar

IMPHASH 11145c2c07e671cc47c0cfcafd4c3816
SHA256 97d6d9c3da5cb80ba5c0f3bdfe6169295d63b68e487c3200caa91379b631c54c
MD5 4b77a1639145c85ceb8c065e463797dd
SHA1 f7e92c34ba68304682dc2e4e69eb2b70561aa669
SHA512 c848f8ecf9c3a961e091dec75952560b11dd9a8c1b4788d45fb9d67e8f1a58edc5336b46565da731341ceaabe0c5d13f320deca3ff977392234465356f3c8c42
SSDEEP 24576:REocivJ+RTh4ay8gjkGrLoODqiIPZfBSLAel2NDx:mXTtvy8MpLgVKLRMV
TLSH
T197450119F7E018F4FC26D03CCA665122E572B86507A1DAEF135497292E336D02E3FB66
MD5 SHA1 SHA512 SSDEEP TLSH

windows:6 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

85216

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

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

UPX1

Size

758KB

Virtual Size

760KB

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

2026-10-08_4b77a1639145c85ceb8c065e463797dd_icedid_mespinoza_njrat_ryuk_vidar

user32

gdi32

advapi32

ole32

rpcrt4

shell32

wintrust

shlwapi

kernel32

generic