juko | 2026-06-26_60a717f4172aa251e7d7c055bcf18e46_elex_wannacry

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General

Target
2026-06-26_60a717f4172aa251e7d7c055bcf18e46_elex_wannacry
Size 49KB
Sample260629-s2vpeagy71
SHA256 e253a3ed45d2988393c005c726ff1401c9a3705e3c107696190d20c50c3cdd9c
MD5 60a717f4172aa251e7d7c055bcf18e46
SHA1 5c0fa5f20491edc995f599c4c2542ea75b2363be
SHA512 3f99c25927ac93b9970ce70cdca4dc1dd3399afec2b202f78de52964ed2500fc312c78befc42f0d6aecfc8a21ae2debadc8761ca7484dd4abd4aa989aad4f5fb
SSDEEP 1536:VLsF2Kerc64sTiX2IV0DhuD4p4kojVR6h2B:VLy2Kerc64CiGImVucp4kojWh2B
TLSH
T171334C0A3BD550C2D56205B0EDAA0F35933BEC391127A75EA780765A1C72D6BCF30E9E
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
2026-06-26_60a717f4172aa251e7d7c055bcf18e46_elex_wannacry

File Explorer

2026-06-26_60a717f4172aa251e7d7c055bcf18e46_elex_wannacry

.exe 49KB

2026-06-26_60a717f4172aa251e7d7c055bcf18e46_elex_wannacry

IMPHASH 170193414cc4abf0ae27dc2a19d74879
SHA256 e253a3ed45d2988393c005c726ff1401c9a3705e3c107696190d20c50c3cdd9c
MD5 60a717f4172aa251e7d7c055bcf18e46
SHA1 5c0fa5f20491edc995f599c4c2542ea75b2363be
SHA512 3f99c25927ac93b9970ce70cdca4dc1dd3399afec2b202f78de52964ed2500fc312c78befc42f0d6aecfc8a21ae2debadc8761ca7484dd4abd4aa989aad4f5fb
SSDEEP 1536:VLsF2Kerc64sTiX2IV0DhuD4p4kojVR6h2B:VLy2Kerc64CiGImVucp4kojWh2B
TLSH
T171334C0A3BD550C2D56205B0EDAA0F35933BEC391127A75EA780765A1C72D6BCF30E9E
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