436cc7edf4926d8b2724955492fd2e08ce9b476a6bf236add17c9deb4458e711

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General

Target
436cc7edf4926d8b2724955492fd2e08ce9b476a6bf236add17c9deb4458e711
Size 4.5MB
Sample261014-c2gvjsvs2n
SHA256 436cc7edf4926d8b2724955492fd2e08ce9b476a6bf236add17c9deb4458e711
MD5 a4fdf91152295734f001b9e80f0e802d
SHA1 b338802597c7450c3d9294bb2fd36ae1663f22e5
SHA512 981ca6f1e1cfe36c689e054ac1e0c22ffff54735db3b05f45aaa2fe76ea6e6e04b797acfc5889322ca4a48e8f04ca81148a086dc79a86a083c2346d224be7e2d
SSDEEP 98304:DhBPqwl+klfa0N5er4vnXeHyKoOMHwsjnz3+fsFNUBfcWvvH5:dBSwljfaier4vnXeHejnz3+fsXUBfcW5
TLSH
T1B1268C02F6A15125F6F72271EC3DA7390F257A199BF684EFB2406C482E701E0B63576B
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
436cc7edf4926d8b2724955492fd2e08ce9b476a6bf236add17c9deb4458e711

File Explorer

436cc7edf4926d8b2724955492fd2e08ce9b476a6bf236add17c9deb4458e711

.dll 4.5MB

436cc7edf4926d8b2724955492fd2e08ce9b476a6bf236add17c9deb4458e711

IMPHASH 1d300d366d58ded74ebb2e829d3107be
SHA256 436cc7edf4926d8b2724955492fd2e08ce9b476a6bf236add17c9deb4458e711
MD5 a4fdf91152295734f001b9e80f0e802d
SHA1 b338802597c7450c3d9294bb2fd36ae1663f22e5
SHA512 981ca6f1e1cfe36c689e054ac1e0c22ffff54735db3b05f45aaa2fe76ea6e6e04b797acfc5889322ca4a48e8f04ca81148a086dc79a86a083c2346d224be7e2d
SSDEEP 98304:DhBPqwl+klfa0N5er4vnXeHyKoOMHwsjnz3+fsFNUBfcWvvH5:dBSwljfaier4vnXeHejnz3+fsXUBfcW5
TLSH
T1B1268C02F6A15125F6F72271EC3DA7390F257A199BF684EFB2406C482E701E0B63576B
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

1899712

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

installer_lib.dll.pdb

kernel32

AcquireSRWLockExclusive AcquireSRWLockShared AllocConsole AssignProcessToJobObject CallbackMayRunLong CancelIo CloseHandle CloseThreadpool CloseThreadpoolWork 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 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 GetSystemTimeAsFileTime GetTempPathW GetThreadContext GetThreadId GetThreadLocale GetThreadPreferredUILanguages GetThreadPriority GetTickCount GetTimeFormatW GetTimeZoneInformation GetUserDefaultLCID GetVersion GetVersionExW GetWindowsDirectoryW GlobalAlloc GlobalFree GlobalLock GlobalMemoryStatusEx GlobalUnlock InitOnceExecuteOnce InitializeConditionVariable InitializeCriticalSection InitializeCriticalSectionAndSpinCount InitializeCriticalSectionEx InitializeProcThreadAttributeList InitializeSListHead InitializeSRWLock InterlockedFlushSList IsDebuggerPresent IsProcessorFeaturePresent IsValidCodePage IsValidLocale IsWow64Process K32GetPerformanceInfo 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 SetFilePointer 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 VirtualAlloc VirtualFree VirtualProtect VirtualQuery VirtualQueryEx WaitForMultipleObjects WaitForSingleObject WaitForSingleObjectEx WaitForThreadpoolWorkCallbacks WaitNamedPipeW WakeAllConditionVariable WakeConditionVariable WideCharToMultiByte WriteConsoleW WriteFile lstrcmpA lstrcmpiW

user32

AllowSetForegroundWindow BeginPaint CallNextHookEx CallWindowProcW CharNextW CharUpperW ClientToScreen CreateWindowExW DefWindowProcW DestroyWindow DialogBoxParamW DispatchMessageW DrawTextW EnableMenuItem EnableWindow EndDialog EndPaint EnumDisplayMonitors 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

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

advapi32

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

shell32

CommandLineToArgvW SHAssocEnumHandlersForProtocolByApplication SHBrowseForFolderW SHChangeNotify SHCreateAssociationRegistration 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

wininet

HttpOpenRequestW HttpQueryInfoW HttpSendRequestW InternetCloseHandle InternetConnectW InternetCrackUrlW InternetErrorDlg InternetOpenW InternetReadFile InternetSetStatusCallbackW

crypt32

CertCloseStore CertFindCertificateInStore CertFreeCertificateChain CertFreeCertificateContext CertGetCertificateChain CertGetNameStringW CryptDecodeObject CryptHashCertificate CryptMsgClose CryptMsgGetParam CryptQueryObject

wintrust

WinVerifyTrust

oleaut32

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

version

GetFileVersionInfoSizeW GetFileVersionInfoW VerQueryValueW

secur32

GetUserNameExW

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

2.6MB

Virtual Size

2.6MB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.rdata

Size

573KB

Virtual Size

572KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.data

Size

12KB

Virtual Size

84KB

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

.tls

Size

512B

Virtual Size

161B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.voltbl

Size

512B

Virtual Size

350B

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

1.3MB

Virtual Size

1.3MB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.reloc

Size

79KB

Virtual Size

79KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_DISCARDABLE IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

File Explorer

436cc7edf4926d8b2724955492fd2e08ce9b476a6bf236add17c9deb4458e711

kernel32

user32

gdi32

advapi32

shell32

ole32

msimg32

comctl32

gdiplus

dbghelp

wininet

crypt32

wintrust

oleaut32

version

secur32

shlwapi

userenv

propsys

winmm

winhttp

generic