C:\BUILD\work\8b0ebd312dc47f30\projects\avast\microstub\x86\Release\microstub.pdb
Static task
static1
Behavioral task
behavioral1
Sample
342cc457626afaa4b4e64d611e16fbb74b3128656061e79b73cd042d16adce1a.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
342cc457626afaa4b4e64d611e16fbb74b3128656061e79b73cd042d16adce1a.exe
Resource
win10v2004-20240611-en
General
-
Target
342cc457626afaa4b4e64d611e16fbb74b3128656061e79b73cd042d16adce1a
-
Size
219KB
-
MD5
bc327ae378d0e92f5da8e6e404b0b3ac
-
SHA1
7ccf7eb64597bc6662c9ff066ef16e03c6914cab
-
SHA256
342cc457626afaa4b4e64d611e16fbb74b3128656061e79b73cd042d16adce1a
-
SHA512
085b8cef473a0b00e207cb59cbefbb7a99cf0fb76a84604c8fea0b1df16445877df818ac0adc50b0ddbc5713f585bdaa8b5213de1425aaadf9a2d7862f34d067
-
SSDEEP
3072:w2RaiKg4xmUh1WXHqw/l+qmOELhakVsm3mxB32tLEv8zfdn5f2dZLCoKOhh9K0Ks:w0KgGwHqwOOELha+sm2D2+UhngNHK4M0
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 342cc457626afaa4b4e64d611e16fbb74b3128656061e79b73cd042d16adce1a
Files
-
342cc457626afaa4b4e64d611e16fbb74b3128656061e79b73cd042d16adce1a.exe windows:5 windows x86 arch:x86
79b68a12e4eb6aa0c59dd1289006924f
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
kernel32
SetLastError
Sleep
GetFileSizeEx
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
HeapAlloc
GetProcessHeap
HeapSetInformation
ExitProcess
IsProcessorFeaturePresent
lstrcpyW
GetModuleHandleW
GetSystemDirectoryW
SetDllDirectoryW
InterlockedExchange
LockResource
WriteConsoleW
FlushFileBuffers
GetConsoleMode
GetConsoleCP
SetStdHandle
LCMapStringW
FreeEnvironmentStringsW
GetEnvironmentStringsW
GetCPInfo
GetOEMCP
IsValidCodePage
FindNextFileW
FindFirstFileExW
GetLastError
HeapFree
InterlockedExchangeAdd
GetVersionExW
FindResourceW
LoadLibraryW
SizeofResource
LoadResource
GlobalFree
GlobalUnlock
GlobalLock
FindClose
GetFileType
GetStringTypeW
GlobalAlloc
FreeLibrary
RaiseException
GetSystemInfo
VirtualProtect
VirtualQuery
LoadLibraryExA
LoadLibraryA
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
GetProcAddress
user32
GetMessageW
TranslateMessage
DispatchMessageW
SendMessageW
AllowSetForegroundWindow
PostMessageW
wsprintfA
LoadStringW
MessageBoxExW
wsprintfW
SystemParametersInfoW
IsDialogMessageW
LoadImageW
DestroyIcon
FindWindowW
FillRect
GetWindowRect
InvalidateRect
EndPaint
BeginPaint
ReleaseDC
GetDC
SetForegroundWindow
GetSystemMetrics
KillTimer
SetTimer
SetFocus
SetWindowPos
DestroyWindow
CreateWindowExW
RegisterClassExW
PostQuitMessage
DefWindowProcW
gdi32
GetTextExtentPoint32W
GetObjectW
CreateDIBSection
SelectObject
CreateFontIndirectW
DeleteObject
CreateSolidBrush
CreatePatternBrush
advapi32
CryptDestroyHash
CryptHashData
CryptCreateHash
CryptGenRandom
CryptGetHashParam
CryptReleaseContext
CryptAcquireContextA
GetSidSubAuthorityCount
GetSidSubAuthority
IsValidSid
GetTokenInformation
OpenProcessToken
ConvertStringSecurityDescriptorToSecurityDescriptorA
ole32
CoCreateInstance
CreateStreamOnHGlobal
CoUninitialize
CoInitializeEx
comctl32
ord17
Sections
.text Size: 134KB - Virtual size: 133KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 40KB - Virtual size: 40KB
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: 76B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 33KB - Virtual size: 32KB
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