2026-10-08_581d00ca9874b7d0b1b1fc9fceda9e42_icedid_ryuk

General

Target
2026-10-08_581d00ca9874b7d0b1b1fc9fceda9e42_icedid_ryuk
Size 1.4MB
Sample261009-rnx2yaft2m
SHA256 a688ecc7dbd2ecb300e910e9ea0c7d4f634b373b3b642c9098b263de35183fac
MD5 581d00ca9874b7d0b1b1fc9fceda9e42
SHA1 c51dd27cd985c980d6149130dba46625485d199d
SHA512 d7a270374393552cfd6303929147d37546cd7ed9a9add187f6dc41868123966f97f444caed0d32d64cd1ce7b9125a4b262062bb9115b6c301dba4b4bc5cfa026
SSDEEP 24576:adyYet08i9pCLaRSwC+S9eQP6zBj2UBEesgaipDob0Bd0zTWbdywF134ITBpDJ:iyYead8a/u6zd2UBEeHFDowd0z2XZpBl
TLSH
T11065236AF3A811F5E813AF3649B216889BB2FD3522218A5E405472532F337919D7FF31
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_581d00ca9874b7d0b1b1fc9fceda9e42_icedid_ryuk

File Explorer

2026-10-08_581d00ca9874b7d0b1b1fc9fceda9e42_icedid_ryuk

.exe 1.4MB

2026-10-08_581d00ca9874b7d0b1b1fc9fceda9e42_icedid_ryuk

IMPHASH 644d170515b26e0f0341e217fe415c10
SHA256 a688ecc7dbd2ecb300e910e9ea0c7d4f634b373b3b642c9098b263de35183fac
MD5 581d00ca9874b7d0b1b1fc9fceda9e42
SHA1 c51dd27cd985c980d6149130dba46625485d199d
SHA512 d7a270374393552cfd6303929147d37546cd7ed9a9add187f6dc41868123966f97f444caed0d32d64cd1ce7b9125a4b262062bb9115b6c301dba4b4bc5cfa026
SSDEEP 24576:adyYet08i9pCLaRSwC+S9eQP6zBj2UBEesgaipDob0Bd0zTWbdywF134ITBpDJ:iyYead8a/u6zd2UBEeHFDowd0z2XZpBl
TLSH
T11065236AF3A811F5E813AF3649B216889BB2FD3522218A5E405472532F337919D7FF31
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

0

Major OS version

6

Entry point

5784

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

C:\cygwin64\tmp\build\source\usbdk\Install\x64\Win10Release\UsbDkInstHelper.pdb

usbdkhelper

UsbDk_InstallDriver UsbDk_UninstallDriver

kernel32

RaiseException OutputDebugStringW GetModuleFileNameW SetCurrentDirectoryW CreateFileW WriteConsoleW SetFilePointerEx GetConsoleMode RtlCaptureContext RtlLookupFunctionEntry RtlVirtualUnwind UnhandledExceptionFilter SetUnhandledExceptionFilter GetCurrentProcess TerminateProcess IsProcessorFeaturePresent QueryPerformanceCounter GetCurrentProcessId GetCurrentThreadId GetSystemTimeAsFileTime InitializeSListHead IsDebuggerPresent GetStartupInfoW GetModuleHandleW GetLastError RtlUnwindEx InitializeCriticalSectionAndSpinCount TlsAlloc TlsGetValue TlsSetValue TlsFree FreeLibrary GetProcAddress LoadLibraryExW SetLastError EnterCriticalSection LeaveCriticalSection DeleteCriticalSection GetStdHandle WriteFile GetModuleFileNameA MultiByteToWideChar WideCharToMultiByte ExitProcess GetModuleHandleExW GetACP HeapFree HeapAlloc CloseHandle FindClose FindFirstFileExA FindNextFileA IsValidCodePage GetOEMCP GetCPInfo GetCommandLineA GetCommandLineW GetEnvironmentStringsW FreeEnvironmentStringsW LCMapStringW SetStdHandle GetFileType GetStringTypeW GetProcessHeap HeapSize HeapReAlloc FlushFileBuffers GetConsoleCP

user32

MessageBoxW

shlwapi

PathRemoveFileSpecW

advapi32

SystemFunction036

Name

.text

Size

41KB

Virtual Size

40KB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.rdata

Size

36KB

Virtual Size

35KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.data

Size

2KB

Virtual Size

6KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.pdata

Size

3KB

Virtual Size

3KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.gfids

Size

512B

Virtual Size

168B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.rsrc

Size

1KB

Virtual Size

1KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

UPX1

Size

1.3MB

Virtual Size

1.3MB

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_581d00ca9874b7d0b1b1fc9fceda9e42_icedid_ryuk

usbdkhelper

kernel32

user32

shlwapi

advapi32

generic