b1ad5aa40c89bce3ed9d22762085fb2b[.]exe

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General

Target
b1ad5aa40c89bce3ed9d22762085fb2b.exe
Size 4.0MB
Sample240322-jft2baaa65
SHA256 276cbe0ca43aabec2125a96eb626dd419d0a4ebd275376113d84ade08bbaa3bf
MD5 b1ad5aa40c89bce3ed9d22762085fb2b
SHA1 c93518cff3e1554a9d9112b972bcfcdef77f6fed
SHA512 6dc10010fbe21dd1f43d5465952b2ba39882c9c1cb3c9285d531fab937d18c2e1590a5987aad46d7f0a7fe41587f2b69a10095eb46f18acdd52533c48740605f
SSDEEP 98304:sfUbEBPzHDUZsrqpj4F4i0OY1ZjBpyTvodRYVBAywLtQzG:sfUoPzHDUZsrqpkFraUTvodRGAy4AG
MD5 SHA1 SHA512 SSDEEP

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
b1ad5aa40c89bce3ed9d22762085fb2b.exe

File Explorer

b1ad5aa40c89bce3ed9d22762085fb2b.exe

.exe 4.0MB

b1ad5aa40c89bce3ed9d22762085fb2b.exe

IMPHASH d7e2fd259780271687ffca462b9e69b7
SHA256 276cbe0ca43aabec2125a96eb626dd419d0a4ebd275376113d84ade08bbaa3bf
MD5 b1ad5aa40c89bce3ed9d22762085fb2b
SHA1 c93518cff3e1554a9d9112b972bcfcdef77f6fed
SHA512 6dc10010fbe21dd1f43d5465952b2ba39882c9c1cb3c9285d531fab937d18c2e1590a5987aad46d7f0a7fe41587f2b69a10095eb46f18acdd52533c48740605f
SSDEEP 98304:sfUbEBPzHDUZsrqpj4F4i0OY1ZjBpyTvodRYVBAywLtQzG:sfUoPzHDUZsrqpkFraUTvodRGAy4AG
MD5 SHA1 SHA512 SSDEEP

windows:5 windows x86 arch:x86

Unsigned PE

Checks for missing Authenticode signature.

Minor OS version

Major OS version

Entry point

189094

Magic Number

267

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_GUI

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE IMAGE_DLLCHARACTERISTICS_NX_COMPAT IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_32BIT_MACHINE IMAGE_FILE_REMOVABLE_RUN_FROM_SWAP IMAGE_FILE_NET_RUN_FROM_SWAP

PDB paths

C:\agent\_work\8\s\build\ship\x86\burn.pdb

advapi32

RegCloseKey RegOpenKeyExW OpenProcessToken AdjustTokenPrivileges LookupPrivilegeValueW InitiateSystemShutdownExW GetUserNameW RegQueryValueExW RegDeleteValueW CloseEventLog OpenEventLogW ReportEventW ConvertStringSecurityDescriptorToSecurityDescriptorW DecryptFileW CreateWellKnownSid InitializeAcl SetEntriesInAclW ChangeServiceConfigW CloseServiceHandle ControlService OpenSCManagerW OpenServiceW QueryServiceStatus SetNamedSecurityInfoW CheckTokenMembership AllocateAndInitializeSid SetEntriesInAclA SetSecurityDescriptorGroup SetSecurityDescriptorOwner SetSecurityDescriptorDacl InitializeSecurityDescriptor RegSetValueExW RegQueryInfoKeyW RegEnumValueW RegEnumKeyExW RegDeleteKeyW RegCreateKeyExW GetTokenInformation CryptDestroyHash CryptHashData CryptCreateHash CryptGetHashParam CryptReleaseContext CryptAcquireContextW QueryServiceConfigW

user32

PeekMessageW PostMessageW IsWindow WaitForInputIdle PostQuitMessage GetMessageW TranslateMessage MsgWaitForMultipleObjects PostThreadMessageW GetMonitorInfoW MonitorFromPoint IsDialogMessageW LoadCursorW LoadBitmapW SetWindowLongW GetWindowLongW GetCursorPos MessageBoxW CreateWindowExW UnregisterClassW RegisterClassW DefWindowProcW DispatchMessageW

oleaut32

VariantInit SysAllocString VariantClear SysFreeString

gdi32

DeleteDC DeleteObject SelectObject StretchBlt GetObjectW CreateCompatibleDC

shell32

CommandLineToArgvW SHGetFolderPathW ShellExecuteExW

ole32

CoUninitialize CoInitializeEx CoInitialize StringFromGUID2 CoCreateInstance CoTaskMemFree CLSIDFromProgID CoInitializeSecurity

kernel32

GetCommandLineA GetCPInfo GetOEMCP CloseHandle CreateFileW GetProcAddress LocalFree HeapSetInformation GetLastError GetModuleHandleW FormatMessageW lstrlenA lstrlenW MultiByteToWideChar WideCharToMultiByte LCMapStringW Sleep GetLocalTime GetModuleFileNameW ExpandEnvironmentStringsW GetTempPathW GetTempFileNameW CreateDirectoryW GetFullPathNameW CompareStringW GetCurrentProcessId WriteFile SetFilePointer LoadLibraryW GetSystemDirectoryW CreateFileA HeapAlloc HeapReAlloc HeapFree HeapSize GetProcessHeap FindClose GetCommandLineW GetCurrentDirectoryW RemoveDirectoryW SetFileAttributesW GetFileAttributesW DeleteFileW FindFirstFileW FindNextFileW MoveFileExW GetCurrentProcess GetCurrentThreadId InitializeCriticalSection DeleteCriticalSection ReleaseMutex TlsAlloc TlsGetValue TlsSetValue TlsFree CreateProcessW GetVersionExW VerSetConditionMask FreeLibrary EnterCriticalSection LeaveCriticalSection GetSystemTime GetNativeSystemInfo GetModuleHandleExW GetWindowsDirectoryW GetSystemWow64DirectoryW GetEnvironmentStringsW VerifyVersionInfoW GetVolumePathNameW GetDateFormatW GetUserDefaultUILanguage GetSystemDefaultLangID GetUserDefaultLangID GetStringTypeW ReadFile SetFilePointerEx DuplicateHandle InterlockedExchange InterlockedCompareExchange LoadLibraryExW CreateEventW ProcessIdToSessionId OpenProcess GetProcessId WaitForSingleObject ConnectNamedPipe SetNamedPipeHandleState CreateNamedPipeW CreateThread GetExitCodeThread SetEvent WaitForMultipleObjects InterlockedIncrement InterlockedDecrement ResetEvent SetEndOfFile SetFileTime LocalFileTimeToFileTime DosDateTimeToFileTime CompareStringA GetExitCodeProcess SetThreadExecutionState CopyFileExW MapViewOfFile UnmapViewOfFile CreateMutexW CreateFileMappingW GetThreadLocale IsValidCodePage FindFirstFileExW FreeEnvironmentStringsW SetStdHandle GetConsoleCP GetConsoleMode FlushFileBuffers DecodePointer WriteConsoleW GetModuleHandleA GlobalAlloc GlobalFree GetFileSizeEx CopyFileW VirtualAlloc VirtualFree SystemTimeToTzSpecificLocalTime GetTimeZoneInformation SystemTimeToFileTime GetSystemInfo VirtualProtect VirtualQuery GetComputerNameW SetCurrentDirectoryW GetFileType GetACP ExitProcess GetStdHandle InitializeCriticalSectionAndSpinCount SetLastError RtlUnwind UnhandledExceptionFilter SetUnhandledExceptionFilter TerminateProcess IsProcessorFeaturePresent QueryPerformanceCounter GetSystemTimeAsFileTime InitializeSListHead IsDebuggerPresent GetStartupInfoW RaiseException LoadLibraryExA

rpcrt4

UuidCreate