C:\BUILD\work\8b0ebd312dc47f30\projects\avast\microstub\x86\Release\microstub.pdb
Static task
static1
Behavioral task
behavioral1
Sample
5404de8d32590e9690d9307f96bc48ed30652a36bdf40277afc5232fce9b0615.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
5404de8d32590e9690d9307f96bc48ed30652a36bdf40277afc5232fce9b0615.exe
Resource
win10v2004-20240709-en
General
-
Target
5404de8d32590e9690d9307f96bc48ed30652a36bdf40277afc5232fce9b0615
-
Size
253KB
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MD5
a1c95381e76afad84b26e565e8dfc192
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SHA1
e5e2655817909f1ea102d66a522c9abbf860c1fb
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SHA256
5404de8d32590e9690d9307f96bc48ed30652a36bdf40277afc5232fce9b0615
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SHA512
71de5dd383611fa7fdecf287ee074f72d871d1a5451049d166f6444cda3a74287b72923b167cfb90c63a16d76119b930cdbb025d53c2120c4d40baf62a395a1d
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SSDEEP
3072:w3FKK+qOLpWZOpHwOnxjhI1a29nMGkvmUCDzTObdPnF5od1Jc+mTSC/REMz5hMBJ:w9+qOLoaXjhenMGmmUEebVF+uoiUy6tx
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 5404de8d32590e9690d9307f96bc48ed30652a36bdf40277afc5232fce9b0615
Files
-
5404de8d32590e9690d9307f96bc48ed30652a36bdf40277afc5232fce9b0615.exe windows:5 windows x86 arch:x86
959a6730bc071cd048c8e4c56109bff6
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
GetLastError
HeapFree
InterlockedExchangeAdd
GetVersionExW
FindResourceW
LoadLibraryW
SizeofResource
LoadResource
GlobalFree
GlobalUnlock
GlobalLock
FindFirstFileExW
FindClose
GlobalAlloc
FreeLibrary
RaiseException
GetSystemInfo
VirtualProtect
VirtualQuery
LoadLibraryExA
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
GetFileType
GetProcAddress
user32
GetMessageW
TranslateMessage
DispatchMessageW
AllowSetForegroundWindow
PostMessageW
wsprintfA
LoadStringW
MessageBoxExW
wsprintfW
SystemParametersInfoW
IsDialogMessageW
LoadImageW
DestroyIcon
FindWindowW
FillRect
InvalidateRect
EndPaint
BeginPaint
ReleaseDC
GetDC
SetForegroundWindow
GetSystemMetrics
KillTimer
SetTimer
SetFocus
SetWindowPos
DestroyWindow
CreateWindowExW
RegisterClassExW
PostQuitMessage
DefWindowProcW
SendMessageW
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
CoInitializeEx
comctl32
ord17
Sections
.text Size: 132KB - Virtual size: 132KB
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: 76B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 69KB - Virtual size: 68KB
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