657aaca9bdf0269931d344152d6d63d93d4d857d86437c6dfc282ed6cc464143

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General

Target
657aaca9bdf0269931d344152d6d63d93d4d857d86437c6dfc282ed6cc464143
Size 5.2MB
Sample260922-mpdbpscb96
SHA256 657aaca9bdf0269931d344152d6d63d93d4d857d86437c6dfc282ed6cc464143
MD5 229d3a788ad6a1616fa76fba238dbd68
SHA1 a97446147adbf29780b058c107ea34fbf21e59dd
SHA512 9ba04525c4e870b362eba5bd7706a53c64527cc88cc748bdbceb71adf90b9c31743d51816fb56936565729aef91bfd434c2e43940cb47a329b90c39430fb0038
SSDEEP 98304:l6666666666666666666666666666666x666666666666666fwwwwwwwwwwwwww0:UstoxbrOoQDPD0Aoox+jnVN5ZDNzLLqK
TLSH
T1FB469D42A2A12034E5FB6E71EC3C6B6A0B293D1F8BF1C6EF65D42C641E705C17A34766
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
657aaca9bdf0269931d344152d6d63d93d4d857d86437c6dfc282ed6cc464143

File Explorer

657aaca9bdf0269931d344152d6d63d93d4d857d86437c6dfc282ed6cc464143

.dll 5.2MB

657aaca9bdf0269931d344152d6d63d93d4d857d86437c6dfc282ed6cc464143

IMPHASH 245dfaa0b459a15629ac3e05591ee9c0
SHA256 657aaca9bdf0269931d344152d6d63d93d4d857d86437c6dfc282ed6cc464143
MD5 229d3a788ad6a1616fa76fba238dbd68
SHA1 a97446147adbf29780b058c107ea34fbf21e59dd
SHA512 9ba04525c4e870b362eba5bd7706a53c64527cc88cc748bdbceb71adf90b9c31743d51816fb56936565729aef91bfd434c2e43940cb47a329b90c39430fb0038
SSDEEP 98304:l6666666666666666666666666666666x666666666666666fwwwwwwwwwwwwww0:UstoxbrOoQDPD0Aoox+jnVN5ZDNzLLqK
TLSH
T1FB469D42A2A12034E5FB6E71EC3C6B6A0B293D1F8BF1C6EF65D42C641E705C17A34766
MD5 SHA1 SHA512 SSDEEP TLSH

windows:5 windows x86 arch:x86

Unsigned PE

Checks for missing Authenticode signature.

Minor OS version

Major OS version

Entry point

2456528

Magic Number

267

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_CUI

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE IMAGE_DLLCHARACTERISTICS_NX_COMPAT IMAGE_DLLCHARACTERISTICS_GUARD_CF

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_LARGE_ADDRESS_AWARE IMAGE_FILE_32BIT_MACHINE IMAGE_FILE_DLL

PDB paths

c:\srv\slave\workdir\repos\opera\chromium\src\out\Release\installer_lib.dll.pdb

kernel32

AcquireSRWLockExclusive AcquireSRWLockShared AllocConsole AssignProcessToJobObject CallbackMayRunLong CancelIo CloseHandle CloseThreadpool CloseThreadpoolWork CompareStringOrdinal CompareStringW ConnectNamedPipe CopyFileW CreateDirectoryW CreateEventW CreateFileA CreateFileMappingW CreateFileW CreateIoCompletionPort CreateMailslotW CreateMutexW CreateNamedPipeW CreatePipe CreateProcessW CreateSemaphoreW CreateThread CreateThreadpool CreateThreadpoolWork CreateToolhelp32Snapshot DecodePointer DeleteCriticalSection DeleteFileW DeleteProcThreadAttributeList DeviceIoControl DisconnectNamedPipe DuplicateHandle EncodePointer EnterCriticalSection EnumSystemLocalesW ExitProcess ExitThread ExpandEnvironmentStringsW FileTimeToSystemTime FindClose FindFirstFileExW FindNextFileW FindResourceExW FindResourceW FlsAlloc FlsGetValue FlsSetValue FlushFileBuffers FlushViewOfFile FormatMessageA FreeEnvironmentStringsW FreeLibrary FreeLibraryAndExitThread GetACP GetCPInfo GetCommandLineA GetCommandLineW GetConsoleMode GetConsoleOutputCP GetCurrentDirectoryW GetCurrentProcess GetCurrentProcessId GetCurrentThread GetCurrentThreadId GetDateFormatW GetDiskFreeSpaceExW GetDriveTypeW GetEnvironmentStringsW GetEnvironmentVariableW GetExitCodeProcess GetFileAttributesExW GetFileAttributesW GetFileInformationByHandle GetFileInformationByHandleEx GetFileSizeEx GetFileTime GetFileType GetFullPathNameW GetHandleInformation GetLastError GetLocalTime GetLocaleInfoW GetLogicalDrives GetLongPathNameW GetModuleFileNameW GetModuleHandleA GetModuleHandleExW GetModuleHandleW GetNativeSystemInfo GetOEMCP GetProcAddress GetProcessHandleCount GetProcessHeap GetProcessId GetProcessTimes GetProductInfo GetQueuedCompletionStatus GetStartupInfoW GetStdHandle GetStringTypeW GetSystemDefaultLCID GetSystemDirectoryW GetSystemInfo GetSystemTime GetSystemTimeAsFileTime GetTempPathW GetThreadContext GetThreadId GetThreadLocale GetThreadPreferredUILanguages GetThreadPriority GetTickCount GetTimeFormatW GetTimeZoneInformation GetUserDefaultLCID GetVersionExW GetWindowsDirectoryW GlobalAlloc GlobalFree GlobalLock GlobalMemoryStatusEx GlobalUnlock HeapAlloc HeapDestroy HeapFree HeapReAlloc HeapSize InitOnceExecuteOnce InitializeConditionVariable InitializeCriticalSection InitializeCriticalSectionAndSpinCount InitializeCriticalSectionEx InitializeProcThreadAttributeList InitializeSListHead InitializeSRWLock InterlockedFlushSList IsDebuggerPresent IsProcessorFeaturePresent IsValidCodePage IsValidLocale IsWow64Process K32GetModuleInformation K32GetPerformanceInfo K32GetProcessImageFileNameW K32GetProcessMemoryInfo LCMapStringW LeaveCriticalSection LoadLibraryA LoadLibraryExA LoadLibraryExW LoadLibraryW LoadResource LocalAlloc LocalFree LockFileEx LockResource MapViewOfFile MoveFileExW MoveFileW MulDiv MultiByteToWideChar OpenEventW OpenMutexW OpenProcess OutputDebugStringA OutputDebugStringW PeekNamedPipe PostQueuedCompletionStatus Process32FirstW Process32NextW QueryFullProcessImageNameW QueryPerformanceCounter QueryPerformanceFrequency QueryThreadCycleTime RaiseException ReadConsoleW ReadFile ReadProcessMemory RegisterWaitForSingleObject ReleaseMutex ReleaseSRWLockExclusive ReleaseSRWLockShared ReleaseSemaphore RemoveDirectoryW ReplaceFileW ResetEvent ResumeThread RtlCaptureStackBackTrace RtlUnwind SetConsoleCtrlHandler SetCurrentDirectoryW SetEndOfFile SetEnvironmentVariableW SetEvent SetFileAttributesW SetFileInformationByHandle SetFilePointerEx SetFileTime SetHandleInformation SetLastError SetNamedPipeHandleState SetProcessShutdownParameters SetStdHandle SetThreadPriority SetThreadpoolThreadMaximum SetThreadpoolThreadMinimum SetUnhandledExceptionFilter SizeofResource Sleep SleepConditionVariableSRW SleepEx SubmitThreadpoolWork SuspendThread SystemTimeToFileTime SystemTimeToTzSpecificLocalTime TerminateProcess TlsAlloc TlsFree TlsGetValue TlsSetValue TransactNamedPipe TryAcquireSRWLockExclusive TzSpecificLocalTimeToSystemTime UnhandledExceptionFilter UnlockFileEx UnmapViewOfFile UnregisterWaitEx UpdateProcThreadAttribute VerSetConditionMask VerifyVersionInfoW VirtualAlloc VirtualFree VirtualProtect VirtualQuery VirtualQueryEx WaitForMultipleObjects WaitForSingleObject WaitForSingleObjectEx WaitForThreadpoolWorkCallbacks WaitNamedPipeW WakeAllConditionVariable WakeConditionVariable WerRegisterRuntimeExceptionModule WideCharToMultiByte WriteConsoleW WriteFile lstrcmpA lstrcmpiW lstrlenA lstrlenW

gdi32

BitBlt CombineRgn CreateCompatibleBitmap CreateCompatibleDC CreateDIBSection CreateFontW CreatePen CreateRectRgn CreateSolidBrush DeleteDC DeleteObject ExcludeClipRect ExtSelectClipRgn GetDeviceCaps GetObjectW GetStockObject LineTo MoveToEx OffsetRgn RoundRect SelectClipRgn SelectObject SetBkColor SetBkMode SetStretchBltMode SetTextColor StretchBlt

user32

AllowSetForegroundWindow BeginPaint CallNextHookEx CallWindowProcW CharLowerW CharNextW CharUpperW ClientToScreen CreateWindowExW DefWindowProcW DestroyWindow DialogBoxParamW DispatchMessageW DrawTextW EnableMenuItem EnableWindow EndDialog EndPaint EnumThreadWindows FillRect FindWindowExW GetActiveWindow GetAsyncKeyState GetClientRect GetCursorPos GetDC GetDCEx GetDesktopWindow GetDlgItem GetFocus GetForegroundWindow GetGuiResources GetMessageW GetMonitorInfoW GetNextDlgGroupItem GetParent GetQueueStatus GetSystemMenu GetWindow GetWindowLongW GetWindowRect GetWindowTextLengthW GetWindowTextW GetWindowThreadProcessId InflateRect InvalidateRect IsChild IsWindowEnabled IsWindowVisible KillTimer LoadCursorW LoadIconW LoadStringW MapWindowPoints MessageBoxW MonitorFromPoint MonitorFromWindow MsgWaitForMultipleObjectsEx OffsetRect PeekMessageW PostMessageW PostQuitMessage PtInRect RegisterClassExW RegisterClassW RegisterHotKey ReleaseCapture ReleaseDC ScreenToClient SendInput SendMessageW SendNotifyMessageW SetCapture SetCursor SetFocus SetForegroundWindow SetProcessDPIAware SetTimer SetWindowLongW SetWindowPos SetWindowTextW SetWindowsHookExW ShowWindow SystemParametersInfoW TrackMouseEvent TranslateMessage UnhookWindowsHookEx UnregisterClassW UnregisterHotKey WaitForInputIdle wsprintfW

advapi32

AccessCheck AdjustTokenPrivileges AllocateAndInitializeSid BuildExplicitAccessWithNameW BuildSecurityDescriptorW BuildTrusteeWithSidW CheckTokenMembership ConvertSidToStringSidW ConvertStringSecurityDescriptorToSecurityDescriptorW ConvertStringSidToSidW CreateProcessAsUserW DuplicateToken EqualSid EventRegister EventUnregister EventWrite FreeSid GetExplicitEntriesFromAclW GetLengthSid GetNamedSecurityInfoW GetTokenInformation GetUserNameW ImpersonateNamedPipeClient IsValidSid LookupPrivilegeValueW OpenProcessToken RegCloseKey RegCreateKeyExW RegDeleteKeyExW RegDeleteKeyW RegDeleteValueA RegDeleteValueW RegEnumKeyExW RegEnumValueW RegGetKeySecurity RegNotifyChangeKeyValue RegOpenKeyExW RegQueryInfoKeyW RegQueryValueExA RegQueryValueExW RegSetValueExA RegSetValueExW RevertToSelf SetEntriesInAclW SetNamedSecurityInfoW SetSecurityInfo SystemFunction036

shell32

CommandLineToArgvW ord190 ord155 SHBrowseForFolderW SHChangeNotify SHCreateItemFromParsingName SHGetDesktopFolder SHGetFolderPathW SHGetKnownFolderPath SHGetPathFromIDListW SHOpenWithDialog ShellExecuteA ShellExecuteExW ShellExecuteW

ole32

CoAllowSetForegroundWindow CoCreateInstance CoInitializeEx CoRegisterInitializeSpy CoRevokeInitializeSpy CoSetProxyBlanket CoTaskMemAlloc CoTaskMemFree CoTaskMemRealloc CoUninitialize CreateStreamOnHGlobal IIDFromString PropVariantClear StringFromGUID2

msimg32

AlphaBlend GradientFill

comctl32

ord413 ord412 ord410

gdiplus

GdipAddPathArc GdipAddPathLine GdipAddPathLineI GdipAlloc GdipCloneBrush GdipCloneImage GdipClosePathFigure GdipCreateBitmapFromStream GdipCreateFromHDC GdipCreateHBITMAPFromBitmap GdipCreateMatrix2 GdipCreatePath GdipCreatePen1 GdipCreateSolidFill GdipDeleteBrush GdipDeleteGraphics GdipDeleteMatrix GdipDeletePath GdipDeletePen GdipDisposeImage GdipDrawEllipse GdipDrawPath GdipFillEllipse GdipFillPath GdipFillRectangle GdipFree GdipSetSmoothingMode GdipTransformPath GdiplusShutdown GdiplusStartup

dbghelp

MiniDumpWriteDump SymCleanup SymFromAddr SymGetLineFromAddr64 SymGetSearchPathW SymInitialize SymSetOptions SymSetSearchPathW

bcrypt

BCryptCloseAlgorithmProvider BCryptCreateHash BCryptDestroyHash BCryptFinishHash BCryptHashData BCryptOpenAlgorithmProvider

secur32

GetUserNameExW

wininet

HttpOpenRequestW HttpQueryInfoW HttpSendRequestW InternetCloseHandle InternetConnectW InternetCrackUrlW InternetErrorDlg InternetOpenW InternetReadFile InternetSetStatusCallbackW

crypt32

CertCloseStore CertFindCertificateInStore CertFreeCertificateChain CertFreeCertificateContext CertGetCertificateChain CertGetNameStringW CryptBinaryToStringW CryptDecodeObject CryptEnumOIDInfo CryptHashCertificate CryptMsgClose CryptMsgGetParam CryptQueryObject

wintrust

WinVerifyTrust

oleaut32

SafeArrayCreate SafeArrayGetVartype SafeArrayPutElement SysAllocString SysAllocStringByteLen SysAllocStringLen SysFreeString SysStringByteLen VarUI4FromStr VariantClear VariantInit VariantTimeToSystemTime

version

GetFileVersionInfoSizeW GetFileVersionInfoW VerQueryValueW

shlwapi

PathMatchSpecW SHDeleteKeyW

userenv

CreateEnvironmentBlock DestroyEnvironmentBlock

propsys

InitPropVariantFromCLSID

winmm

timeBeginPeriod timeEndPeriod timeGetTime

winhttp

WinHttpAddRequestHeaders WinHttpCloseHandle WinHttpConnect WinHttpCrackUrl WinHttpOpen WinHttpOpenRequest WinHttpQueryHeaders WinHttpReadData WinHttpReceiveResponse WinHttpSendRequest WinHttpSetTimeouts WinHttpWriteData

Name

.text

Size

3.2MB

Virtual Size

3.2MB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.rdata

Size

574KB

Virtual Size

573KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.data

Size

18KB

Virtual Size

101KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.00cfg

Size

512B

Virtual Size

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.rodata

Size

512B

Virtual Size

120B

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.tls

Size

512B

Virtual Size

257B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.voltbl

Size

512B

Virtual Size

188B

Characteristics

Name

CPADinfo

Size

512B

Virtual Size

48B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.rsrc

Size

1.4MB

Virtual Size

1.4MB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.reloc

Size

103KB

Virtual Size

103KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_DISCARDABLE IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

File Explorer

657aaca9bdf0269931d344152d6d63d93d4d857d86437c6dfc282ed6cc464143

kernel32

gdi32

user32

advapi32

shell32

ole32

msimg32

comctl32

gdiplus

dbghelp

bcrypt

secur32

wininet

crypt32

wintrust

oleaut32

version

shlwapi

userenv

propsys

winmm

winhttp

generic