38203a0a69518cd8e66c18cb2bb72afc57604346891d86036ddf0129afac807f

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General

Target

38203a0a69518cd8e66c18cb2bb72afc57604346891d86036ddf0129afac807f
Size

236KB
MD5

4d856413eda2847bc0a105743bce7ee8
SHA1

bcd2c2e8d0acbd20bef579370f962d177cc9b398
SHA256

38203a0a69518cd8e66c18cb2bb72afc57604346891d86036ddf0129afac807f
SHA512

87c16a6086a6ae53dda92ab52656c0335da4124fe28441b0acac4acee0ad94a72213cd74ea07607a7eeb97cf0fc392a08a21bf47a7c59b86932482fd30e1a215
SSDEEP

3072:Ml1JbTkyv8chtbsWAgRtsMUh6wogvb5dhIWd+MtWzALXJV0pWPGWgNXVFmtAG3ET:MlPTrt8gRCZogvbD9VWz2o4j3EVZqQ

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
38203a0a69518cd8e66c18cb2bb72afc57604346891d86036ddf0129afac807f

Files

38203a0a69518cd8e66c18cb2bb72afc57604346891d86036ddf0129afac807f
.exe windows:5 windows x86 arch:x86

d692b06eb88ecd849f7778fde1ba5c2b

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

InterlockedExchangeAdd
HeapFree
GetLastError
SetLastError
Sleep
GetFileSizeEx
WriteFile
SetEndOfFile
SetFilePointerEx
CloseHandle
MapViewOfFile
UnmapViewOfFile
CreateFileMappingW
FindResourceExW
EnumResourceNamesW
GetWindowsDirectoryW
CreateDirectoryW
CreateFileW
MultiByteToWideChar
CreateThread
GetSystemTimeAsFileTime
GetNativeSystemInfo
lstrcatA
lstrlenA
GetVersionExA
GetCurrentProcess
GetExitCodeProcess
ResumeThread
ReleaseMutex
WaitForSingleObject
CreateMutexW
CreateProcessW
GetPrivateProfileIntW
GetPrivateProfileStringW
GetDiskFreeSpaceExW
CopyFileW
MoveFileExW
CreateHardLinkW
LocalFree
HeapAlloc
GetProcessHeap
HeapSetInformation
ExitProcess
IsProcessorFeaturePresent
lstrcpyW
GetModuleHandleW
GetCommandLineW
GetSystemDirectoryW
SetDllDirectoryW
WriteConsoleW
FlushFileBuffers
GetConsoleMode
GetConsoleCP
SetStdHandle
FreeEnvironmentStringsW
GetEnvironmentStringsW
GetCPInfo
GetOEMCP
IsValidCodePage
FindNextFileW
FindFirstFileExW
FindClose
LCMapStringW
FindResourceW
LoadLibraryW
SizeofResource
LoadResource
GlobalFree
GlobalUnlock
GlobalLock
GlobalAlloc
GetVersionExW
FreeLibrary
LockResource
GetFileType
GetStringTypeW
InterlockedExchange
GetUserDefaultLangID
GetProcAddress
GetACP
RaiseException
GetSystemInfo
VirtualProtect
VirtualQuery
LoadLibraryExA
LoadLibraryA
DecodePointer
GetVersion
HeapDestroy
HeapReAlloc
HeapSize
InitializeCriticalSectionAndSpinCount
DeleteCriticalSection
DeviceIoControl
GetVolumeNameForVolumeMountPointW
GetVolumePathNameW
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
GetStdHandle
GetModuleFileNameW
GetModuleHandleExW

user32

ReleaseDC
GetMessageW
TranslateMessage
DispatchMessageW
AllowSetForegroundWindow
PostMessageW
wsprintfA
LoadStringW
MessageBoxExW
wsprintfW
SystemParametersInfoW
IsDialogMessageW
LoadImageW
DestroyIcon
FindWindowW
FillRect
GetWindowRect
InvalidateRect
SendMessageW
BeginPaint
EndPaint
GetDC
SetForegroundWindow
GetSystemMetrics
KillTimer
SetTimer
SetFocus
SetWindowPos
DestroyWindow
CreateWindowExW
RegisterClassExW
PostQuitMessage
DefWindowProcW

gdi32

GetObjectW
CreateDIBSection
SelectObject
GetTextExtentPoint32W
DeleteObject
CreateSolidBrush
CreatePatternBrush
CreateFontIndirectW

advapi32

CryptDestroyHash
CryptHashData
CryptCreateHash
CryptGenRandom
CryptGetHashParam
CryptReleaseContext
CryptAcquireContextA
GetSidSubAuthorityCount
GetSidSubAuthority
IsValidSid
GetTokenInformation
OpenProcessToken
ConvertStringSecurityDescriptorToSecurityDescriptorA

ole32

CoInitializeEx
CoCreateInstance
CreateStreamOnHGlobal
CoUninitialize

comctl32

ord17

shlwapi

StrStrW
StrToIntW

Sections

.text
Size: 139KB - Virtual size: 138KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 41KB - 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: 80B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 44KB - Virtual size: 44KB

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

d692b06eb88ecd849f7778fde1ba5c2b

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

kernel32

user32

gdi32

advapi32

ole32

comctl32

shlwapi

Sections

.text Size: 139KB - Virtual size: 138KB

.rdata Size: 41KB - Virtual size: 40KB

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

.didat Size: 512B - Virtual size: 80B

.rsrc Size: 44KB - Virtual size: 44KB

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

.text
Size: 139KB - Virtual size: 138KB

.rdata
Size: 41KB - Virtual size: 40KB

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

.didat
Size: 512B - Virtual size: 80B

.rsrc
Size: 44KB - Virtual size: 44KB

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