juko | 2026-09-16_0a9b27e9df15c7ba75a66b9ee152c6ec_elex_wannacry

Sharing

Copy URL Twitter E-mail

General

Target
2026-09-16_0a9b27e9df15c7ba75a66b9ee152c6ec_elex_wannacry
Size 151KB
Sample260916-rtms6a1gmg
SHA256 ced0a7cdc24369a29b9da298bc548555fe925547ecac696a4017e86b2ad32efe
MD5 0a9b27e9df15c7ba75a66b9ee152c6ec
SHA1 4ca40894ce93e6387081cfc455a5a55bd68245b9
SHA512 b89fa0bf57ca11e0d5486490d6cd8c22522eaaac95979ae7a376844932fe860f024afa91105c6dc3d2ee7fd42839496e9f884717e55b72b7bff59e9b6b090b23
SSDEEP 3072:LLy2Kerc64CiGIm6CjPloaK6Or1kz36Rq4QqjYCr6KNe2aKd/EAGzYMzhq9BMUOh:LLy2Kwc64YIridmrNPyEe2Xd/EPYQsOh
TLSH
T190E36C06A14780F2DC6700B06689ABFF8A359E358421D9E6E798FC5DED739D1A72C307
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

trojan juko

Malware Config

Signatures

Family: Juko
Juko is a trojan written in C++.
trojan juko

Detects Juko 1 IoCs

resource	yara_rule
sample	family_juko

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2026-09-16_0a9b27e9df15c7ba75a66b9ee152c6ec_elex_wannacry

File Explorer

2026-09-16_0a9b27e9df15c7ba75a66b9ee152c6ec_elex_wannacry

.exe 151KB

2026-09-16_0a9b27e9df15c7ba75a66b9ee152c6ec_elex_wannacry

IMPHASH 170193414cc4abf0ae27dc2a19d74879
SHA256 ced0a7cdc24369a29b9da298bc548555fe925547ecac696a4017e86b2ad32efe
MD5 0a9b27e9df15c7ba75a66b9ee152c6ec
SHA1 4ca40894ce93e6387081cfc455a5a55bd68245b9
SHA512 b89fa0bf57ca11e0d5486490d6cd8c22522eaaac95979ae7a376844932fe860f024afa91105c6dc3d2ee7fd42839496e9f884717e55b72b7bff59e9b6b090b23
SSDEEP 3072:LLy2Kerc64CiGIm6CjPloaK6Or1kz36Rq4QqjYCr6KNe2aKd/EAGzYMzhq9BMUOh:LLy2Kwc64YIridmrNPyEe2Xd/EPYQsOh
TLSH
T190E36C06A14780F2DC6700B06689ABFF8A359E358421D9E6E798FC5DED739D1A72C307
MD5 SHA1 SHA512 SSDEEP TLSH

windows:4 windows x86 arch:x86

Detects Juko
Unsigned PE

Checks for missing Authenticode signature.

Minor OS version

Major OS version

Entry point

23330

Magic Number

267

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_GUI

DLL Characteristics

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_LINE_NUMS_STRIPPED IMAGE_FILE_LOCAL_SYMS_STRIPPED IMAGE_FILE_32BIT_MACHINE

PDB paths

kernel32

CreateDirectoryW MoveFileW ReadFile SetFilePointer CreateFileW WriteFile GetDriveTypeW GetSystemDirectoryW GetProcAddress GetModuleHandleW GetSystemDefaultLangID GetTickCount GetCurrentProcessId GetComputerNameW FreeLibrary LoadLibraryW GetVersionExW GetCurrentProcess OpenProcess GetVolumeInformationA Process32NextW TerminateProcess Process32FirstW CreateProcessW lstrlenW SetFileTime GetFileSize DeleteFileW Sleep WinExec GetModuleFileNameA MultiByteToWideChar PeekNamedPipe GetStartupInfoW CreatePipe WaitForSingleObject CreateThread RemoveDirectoryW GetTempPathW ExitProcess SetStdHandle DuplicateHandle WideCharToMultiByte SetLastError LoadLibraryA GetModuleHandleA CloseHandle GetModuleFileNameW SetErrorMode FindClose GetLogicalDriveStringsW GetVolumeInformationW GetDiskFreeSpaceExW FindFirstFileW FindNextFileW GetLastError CreateToolhelp32Snapshot GetStartupInfoA

user32

ExitWindowsEx

advapi32

GetTokenInformation RegDeleteValueW RegSetValueExW RegCloseKey LookupPrivilegeValueW AdjustTokenPrivileges OpenProcessToken LookupAccountSidW GetUserNameW RegOpenKeyW

shell32

SHFileOperationW

psapi

EnumProcessModules GetModuleFileNameExW

msvcrt

_controlfp __set_app_type __p__fmode swprintf wcslen wcscpy memset memcpy ??2@YAPAXI@Z wcscmp __CxxFrameHandler _EH_prolog wcscat wcsrchr _wcsnicmp _except_handler3 _wcslwr sprintf strcpy strcmp rand srand strlen time atoi free _stricmp _exit _XcptFilter exit _acmdln __getmainargs _initterm __setusermatherr _adjust_fdiv __p__commode

shlwapi

PathFindFileNameW PathFileExistsW

Name

.text

Size

19KB

Virtual Size

19KB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.rdata

Size

3KB

Virtual Size

3KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.data

Size

1024B

Virtual Size

68KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.rsrc

Size

5KB

Virtual Size

5KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.text

Size

10KB

Virtual Size

12KB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

12.overl

Size

4KB

Virtual Size

4KB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Sharing

General

Malware Config

Signatures

File Explorer

2026-09-16_0a9b27e9df15c7ba75a66b9ee152c6ec_elex_wannacry

kernel32

user32

advapi32

shell32

psapi

msvcrt

shlwapi

generic