b5ad461e94a5d0e5175ebf68be67539606bd5b7eda066a1bdecac3c7a257bbe5

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General

Target

b5ad461e94a5d0e5175ebf68be67539606bd5b7eda066a1bdecac3c7a257bbe5
Size

219KB
MD5

75db7f47329c3fa289fbe7b0f1a01b29
SHA1

21b022dc7e159d0e9df50b627d1b9d9dedc7b1fd
SHA256

b5ad461e94a5d0e5175ebf68be67539606bd5b7eda066a1bdecac3c7a257bbe5
SHA512

75b4c88a8ddbd03cd4aefb7902680312ab52fce45c3a4c405992568295ae369cb470be430e7fb70c1a0b667b5e4a1beb67a3df899438107accc1b7e92e23d433
SSDEEP

3072:C2RaiKg4xmUh1WXHqw/l+qmOELhakVsm3mxB32tLEv8zfdn5f2dZLCoKOhhYK0KJ:C0KgGwHqwOOELha+sm2D2+UhngNeK4fU

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
b5ad461e94a5d0e5175ebf68be67539606bd5b7eda066a1bdecac3c7a257bbe5

Files

b5ad461e94a5d0e5175ebf68be67539606bd5b7eda066a1bdecac3c7a257bbe5
.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

C:\BUILD\work\8b0ebd312dc47f30\projects\avast\microstub\x86\Release\microstub.pdb

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

Sharing

General

Malware Config

Signatures

Files

79b68a12e4eb6aa0c59dd1289006924f

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

kernel32

user32

gdi32

advapi32

ole32

comctl32

Sections

.text Size: 134KB - Virtual size: 133KB

.rdata Size: 40KB - Virtual size: 40KB

.data Size: 2KB - Virtual size: 5KB

.didat Size: 512B - Virtual size: 76B

.rsrc Size: 33KB - Virtual size: 32KB

.reloc Size: 7KB - Virtual size: 7KB

.text
Size: 134KB - Virtual size: 133KB

.rdata
Size: 40KB - Virtual size: 40KB

.data
Size: 2KB - Virtual size: 5KB

.didat
Size: 512B - Virtual size: 76B

.rsrc
Size: 33KB - Virtual size: 32KB

.reloc
Size: 7KB - Virtual size: 7KB