Static task
static1
Behavioral task
behavioral1
Sample
yiff-patcher.exe
Resource
win10-20240404-en
Behavioral task
behavioral2
Sample
yiff-patcher.exe
Resource
win10v2004-20240611-en
Behavioral task
behavioral3
Sample
yiff-patcher.exe
Resource
win11-20240508-en
General
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Target
yiff-patcher.exe
-
Size
472KB
-
MD5
7ad46837428260d0882bfecaeb855546
-
SHA1
391ed1de614e439cc6fb3d8abd0210633edee949
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SHA256
e00388356146e2346a4b5f699cd222732d02242c65764650d77cae5ebf4d1089
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SHA512
005b5349a5b826aebd516c7b808014cb0cd92ff01bc4f4bb45041adf22a38a30d5634889cf85c87361233ab8c243222abc049f05d4391d92b2261abe0690550a
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SSDEEP
6144:7lhpExVAjyoj5PIN9tIyMAAMUGjP9kRIkyUtP0QfGz4cmNc6koXcJvhFlUZ:7lhpXeTtyAzdjFaIkyUtPaUTC6yhYZ
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource yiff-patcher.exe
Files
-
yiff-patcher.exe.exe windows:6 windows x64 arch:x64
63311f3da5b4aa556ab7bf632aa58f77
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
Imports
kernel32
AcquireSRWLockExclusive
AcquireSRWLockShared
AddVectoredExceptionHandler
CloseHandle
CreateFileW
CreateMutexA
ExitProcess
FormatMessageW
GetCommandLineW
GetConsoleMode
GetConsoleScreenBufferInfo
GetCurrentDirectoryW
GetCurrentProcess
GetCurrentProcessId
GetCurrentThread
GetCurrentThreadId
GetEnvironmentVariableW
GetFileInformationByHandle
GetFileInformationByHandleEx
GetFileType
GetFullPathNameW
GetLastError
GetModuleFileNameW
GetModuleHandleA
GetModuleHandleW
GetProcAddress
GetProcessHeap
GetStdHandle
GetSystemTimeAsFileTime
HeapAlloc
HeapFree
HeapReAlloc
InitializeSListHead
IsDebuggerPresent
IsProcessorFeaturePresent
LoadLibraryA
MultiByteToWideChar
QueryPerformanceCounter
QueryPerformanceFrequency
ReleaseMutex
ReleaseSRWLockExclusive
ReleaseSRWLockShared
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
SetConsoleMode
SetConsoleTextAttribute
SetFileInformationByHandle
SetLastError
SetThreadStackGuarantee
SetUnhandledExceptionFilter
TryAcquireSRWLockExclusive
UnhandledExceptionFilter
WaitForSingleObject
WaitForSingleObjectEx
WriteConsoleW
ntdll
NtReadFile
NtWriteFile
RtlNtStatusToDosError
advapi32
RegCloseKey
RegOpenKeyExW
RegQueryValueExW
vcruntime140
_CxxThrowException
__C_specific_handler
__CxxFrameHandler3
__current_exception
__current_exception_context
memcmp
memcpy
memmove
memset
api-ms-win-crt-runtime-l1-1-0
__p___argc
__p___argv
_c_exit
_cexit
_configure_narrow_argv
_crt_atexit
_exit
_get_initial_narrow_environment
_initialize_narrow_environment
_initialize_onexit_table
_initterm
_initterm_e
_register_onexit_function
_register_thread_local_exe_atexit_callback
_seh_filter_exe
_set_app_type
exit
terminate
api-ms-win-crt-stdio-l1-1-0
__p__commode
_set_fmode
api-ms-win-crt-math-l1-1-0
__setusermatherr
api-ms-win-crt-locale-l1-1-0
_configthreadlocale
api-ms-win-crt-heap-l1-1-0
_set_new_mode
free
Sections
.text Size: 347KB - Virtual size: 347KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 101KB - Virtual size: 101KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 512B - Virtual size: 852B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 18KB - Virtual size: 18KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.00cfg Size: 512B - Virtual size: 56B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.tls Size: 512B - Virtual size: 67B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.reloc Size: 2KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ