juko | 2026-07-11_449f4df36a7f02c0eeba9bcb8761b54d_elex_wannacry

Sharing

Copy URL Twitter E-mail

General

Target
2026-07-11_449f4df36a7f02c0eeba9bcb8761b54d_elex_wannacry
Size 49KB
Sample260711-qtkhcsby6m
SHA256 409c9f0910963b9234331bfb26b1f66b89c7b7ce252353a9e5de86f2b8c476bd
MD5 449f4df36a7f02c0eeba9bcb8761b54d
SHA1 adf99f3cc6642549d9a1e94d0cc5196bb9b4aef1
SHA512 7269d68f25067c18c03928d349bd75022f4c3e78edae4ab94d5e8e9ea6bf830843c070cd158f8f72502dc2b0680262abf8b0f8a5511867db0920d5406be6bdea
SSDEEP 1536:VLsF2Kerc64sTiX2IV0DhuD4p4kojVR6h2x:VLy2Kerc64CiGImVucp4kojWh2x
TLSH
T122334C0A3BD550C2D56205B0EDAA0F35933BEC391127A75EA780765A1C72D6BCF30E9E
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
2026-07-11_449f4df36a7f02c0eeba9bcb8761b54d_elex_wannacry

File Explorer

2026-07-11_449f4df36a7f02c0eeba9bcb8761b54d_elex_wannacry

.exe 49KB

2026-07-11_449f4df36a7f02c0eeba9bcb8761b54d_elex_wannacry

IMPHASH 170193414cc4abf0ae27dc2a19d74879
SHA256 409c9f0910963b9234331bfb26b1f66b89c7b7ce252353a9e5de86f2b8c476bd
MD5 449f4df36a7f02c0eeba9bcb8761b54d
SHA1 adf99f3cc6642549d9a1e94d0cc5196bb9b4aef1
SHA512 7269d68f25067c18c03928d349bd75022f4c3e78edae4ab94d5e8e9ea6bf830843c070cd158f8f72502dc2b0680262abf8b0f8a5511867db0920d5406be6bdea
SSDEEP 1536:VLsF2Kerc64sTiX2IV0DhuD4p4kojVR6h2x:VLy2Kerc64CiGImVucp4kojWh2x
TLSH
T122334C0A3BD550C2D56205B0EDAA0F35933BEC391127A75EA780765A1C72D6BCF30E9E
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