D:\work\8b0ebd312dc47f30\projects\avast\microstub\x86\Release\microstub.pdb
Static task
static1
Behavioral task
behavioral1
Sample
8fde1eef3298d6a21674fd431a86a274b8b6a6e69ab48c544f7c6b81a9d90c54.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
8fde1eef3298d6a21674fd431a86a274b8b6a6e69ab48c544f7c6b81a9d90c54.exe
Resource
win10v2004-20240226-en
General
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Target
8fde1eef3298d6a21674fd431a86a274b8b6a6e69ab48c544f7c6b81a9d90c54
-
Size
213KB
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MD5
4b6cd7d1f8b623b7d4062381ac510af0
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SHA1
f7f4474c54956cf7a5c96e18d463d2ece3387601
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SHA256
8fde1eef3298d6a21674fd431a86a274b8b6a6e69ab48c544f7c6b81a9d90c54
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SHA512
39dfbdecca379a7b8b8e8664aec37373001762e3c7835f5e38a03d120bb0153418f0b174376663431b330db34b7c916c7629e4d93d2ece7ecbc05a0962e46cd0
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SSDEEP
3072:0XmpEjKskbJVtkJZ6izF0ZR+83mKC0Vffe1LU6V17LVVaq/X0XWWPthhoJO0K4XJ:0IEjMxkf6iw+8WKCOff2HVpVFnvK4H1f
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
Processes:
resource 8fde1eef3298d6a21674fd431a86a274b8b6a6e69ab48c544f7c6b81a9d90c54
Files
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8fde1eef3298d6a21674fd431a86a274b8b6a6e69ab48c544f7c6b81a9d90c54.exe windows:5 windows x86 arch:x86
b7948dff08367a335fc0fc6e3530bc41
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_GUARD_CF
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_32BIT_MACHINE
PDB Paths
Imports
windowscodecs
WICConvertBitmapSource
kernel32
WriteFile
SetEndOfFile
SetFilePointerEx
LocalFree
CloseHandle
MapViewOfFile
UnmapViewOfFile
CreateFileMappingW
EnumResourceNamesW
GetWindowsDirectoryW
CreateDirectoryW
CreateFileW
CreateThread
GetSystemTimeAsFileTime
GetNativeSystemInfo
lstrcatA
lstrlenA
GetVersionExA
GetCurrentProcess
GetExitCodeProcess
ResumeThread
ReleaseMutex
WaitForSingleObject
CreateMutexW
CreateProcessW
GetPrivateProfileIntW
GetPrivateProfileStringW
GetDiskFreeSpaceExW
CopyFileW
MoveFileExW
CreateHardLinkW
GetProcAddress
GetFileSizeEx
GetProcessHeap
HeapSetInformation
GlobalFree
IsProcessorFeaturePresent
lstrcpyW
GetModuleHandleW
GetSystemDirectoryW
SetDllDirectoryW
WriteConsoleW
FlushFileBuffers
GetConsoleMode
GetConsoleCP
SetStdHandle
LCMapStringW
FreeEnvironmentStringsW
GetEnvironmentStringsW
GetCPInfo
GetOEMCP
IsValidCodePage
FindNextFileW
FindFirstFileExW
Sleep
SetLastError
GetLastError
HeapFree
InterlockedExchangeAdd
FindResourceW
SizeofResource
HeapAlloc
LoadResource
LockResource
InterlockedExchange
FindClose
GetFileType
GlobalUnlock
GlobalLock
GlobalAlloc
ExitProcess
RaiseException
GetSystemInfo
VirtualProtect
VirtualQuery
FreeLibrary
LoadLibraryExA
GetVersionExW
DecodePointer
GetVersion
HeapDestroy
HeapReAlloc
HeapSize
InitializeCriticalSectionAndSpinCount
DeleteCriticalSection
DeviceIoControl
GetVolumeNameForVolumeMountPointW
GetVolumePathNameW
MultiByteToWideChar
WideCharToMultiByte
EnterCriticalSection
LeaveCriticalSection
SetEvent
ResetEvent
WaitForSingleObjectEx
CreateEventW
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
InitializeSListHead
IsDebuggerPresent
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetStartupInfoW
TerminateProcess
OutputDebugStringW
RtlUnwind
EncodePointer
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
LoadLibraryExW
GetCommandLineA
GetCommandLineW
GetStdHandle
GetModuleFileNameW
GetModuleHandleExW
GetACP
GetStringTypeW
user32
ReleaseDC
GetMessageW
TranslateMessage
SendMessageW
AllowSetForegroundWindow
PostMessageW
wsprintfA
LoadStringW
MessageBoxExW
wsprintfW
SystemParametersInfoW
IsDialogMessageW
LoadImageW
DestroyIcon
FindWindowW
FillRect
InvalidateRect
EndPaint
BeginPaint
DefWindowProcW
GetDC
SetForegroundWindow
GetSystemMetrics
KillTimer
SetTimer
SetFocus
SetWindowPos
DestroyWindow
CreateWindowExW
RegisterClassExW
PostQuitMessage
DispatchMessageW
gdi32
CreateDIBSection
SelectObject
GetTextExtentPoint32W
DeleteObject
CreateSolidBrush
CreatePatternBrush
CreateFontIndirectW
GetObjectW
advapi32
CryptDestroyHash
CryptHashData
CryptCreateHash
CryptGenRandom
CryptGetHashParam
CryptReleaseContext
CryptAcquireContextA
GetSidSubAuthorityCount
GetSidSubAuthority
IsValidSid
GetTokenInformation
OpenProcessToken
ConvertStringSecurityDescriptorToSecurityDescriptorA
ole32
CreateStreamOnHGlobal
CoCreateInstance
CoInitializeEx
comctl32
ord17
crypt32
CryptStringToBinaryW
Sections
.text Size: 132KB - Virtual size: 131KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 40KB - Virtual size: 39KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 2KB - Virtual size: 5KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.didat Size: 512B - Virtual size: 60B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 30KB - Virtual size: 29KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 7KB - Virtual size: 7KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ