Static task
static1
Behavioral task
behavioral1
Sample
Good_Day_noAK.exe
Resource
win7-20230703-en
Behavioral task
behavioral2
Sample
Good_Day_noAK.exe
Resource
win10v2004-20230703-en
General
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Target
Good_Day_noAK.exe.exe
-
Size
745KB
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MD5
a0aad92f585dfc6ac762b5fc829e6fba
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SHA1
9ad2ae2c7fda526131ad6d535b21fe55d027d3aa
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SHA256
4f2e40e6353a2430a80824d113268b5cdb28a0ddb079418be05ba79dea608410
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SHA512
61ea17743f8975c415e4c121710dda841182179cbfbe5bfe6b1328f25d8bd8dd61325ed331fa3d46d722f57972a72a5d94c86df1a26c9ec74294e786a5c1c1f0
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SSDEEP
12288:SLJh0snENruTQQWYgeWYg955/155/hXPx9ioMJR3y6t5obglHawiy7PH:i0snKrsQvPWoM7Cw5VnxP
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource Good_Day_noAK.exe.exe
Files
-
Good_Day_noAK.exe.exe.exe windows x64
e4bce964d465b830300e387602ffb0ae
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
GetTickCount
lstrcmpW
GetModuleFileNameA
SizeofResource
GetLogicalDrives
MoveFileA
GetFileSizeEx
GetModuleFileNameW
GetVolumeInformationA
CreateFileW
lstrcatW
LockResource
DeleteFileA
LoadResource
FindResourceW
WinExec
CreateProcessW
FreeLibrary
CopyFileW
WideCharToMultiByte
GetConsoleWindow
lstrcpyW
IsDebuggerPresent
SetLastError
QueryPerformanceCounter
QueryPerformanceFrequency
WriteConsoleW
SetStdHandle
GetProcAddress
Beep
HeapAlloc
CloseHandle
Process32FirstW
Process32Next
LoadLibraryA
CreateFileA
Process32NextW
GetLastError
Sleep
CreateToolhelp32Snapshot
OpenProcess
GetModuleHandleA
TerminateProcess
WriteFile
GetCurrentProcess
SetPriorityClass
HeapFree
ExitProcess
Process32First
GetProcessHeap
SetEnvironmentVariableW
FreeEnvironmentStringsW
GetEnvironmentStringsW
GetOEMCP
GetACP
IsValidCodePage
HeapSize
GetCurrentDirectoryW
CreateDirectoryW
FindClose
FindFirstFileExW
FindNextFileW
GetFileAttributesW
GetFileAttributesExW
GetFileInformationByHandle
SetEndOfFile
SetFileAttributesW
SetFileInformationByHandle
SetFilePointerEx
GetTempPathW
AreFileApisANSI
MoveFileExW
GetFileInformationByHandleEx
MultiByteToWideChar
LocalFree
FormatMessageA
GetCurrentThreadId
WaitForSingleObjectEx
GetExitCodeThread
GetNativeSystemInfo
InitializeConditionVariable
WakeConditionVariable
WakeAllConditionVariable
SleepConditionVariableCS
SleepConditionVariableSRW
RtlPcToFileHeader
RaiseException
IsProcessorFeaturePresent
GetModuleHandleExW
InitializeSRWLock
ReleaseSRWLockExclusive
AcquireSRWLockExclusive
EnterCriticalSection
LeaveCriticalSection
InitializeCriticalSectionEx
TryEnterCriticalSection
DeleteCriticalSection
FlsAlloc
FlsGetValue
FlsSetValue
FlsFree
GetSystemTimeAsFileTime
GetModuleHandleW
EncodePointer
DecodePointer
LCMapStringEx
GetStringTypeW
GetCPInfo
InitializeCriticalSectionAndSpinCount
SetEvent
ResetEvent
CreateEventW
InitializeSListHead
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetStartupInfoW
GetCurrentProcessId
RtlUnwindEx
InterlockedPushEntrySList
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
LoadLibraryExW
CreateThread
ExitThread
FreeLibraryAndExitThread
GetStdHandle
GetCommandLineA
GetCommandLineW
CompareStringW
LCMapStringW
GetLocaleInfoW
IsValidLocale
GetUserDefaultLCID
EnumSystemLocalesW
WaitForSingleObject
GetExitCodeProcess
GetFileType
FlushFileBuffers
GetConsoleOutputCP
GetConsoleMode
ReadFile
ReadConsoleW
HeapReAlloc
RtlUnwind
user32
ShowWindow
advapi32
CryptGenRandom
CryptReleaseContext
CryptAcquireContextA
EnumDependentServicesA
RegCreateKeyA
AdjustTokenPrivileges
RegCloseKey
CloseServiceHandle
RegQueryValueExA
LookupPrivilegeValueA
OpenSCManagerA
RegCreateKeyExA
ControlService
RegSetValueExA
OpenProcessToken
RegQueryInfoKeyA
RegOpenKeyExA
QueryServiceStatusEx
RegEnumKeyExA
OpenServiceA
shell32
ShellExecuteW
SHEmptyRecycleBinA
ole32
StringFromGUID2
CoCreateGuid
mpr
WNetCloseEnum
WNetEnumResourceW
WNetOpenEnumW
Sections
.text Size: 511KB - Virtual size: 510KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 175KB - Virtual size: 175KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 21KB - Virtual size: 32KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 25KB - Virtual size: 25KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
_RDATA Size: 512B - Virtual size: 348B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 3KB - Virtual size: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 7KB - Virtual size: 6KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ