Static task
static1
Behavioral task
behavioral1
Sample
OperaSetup.exe
Resource
win7-20240729-en
General
-
Target
OperaSetup.exe
-
Size
2.1MB
-
MD5
c60c23101bfd86fd3f9b37e33672c0a7
-
SHA1
2a04b8c3bc2ea5d55e32cbad1678ad9a74804563
-
SHA256
8e582377672284cf6ea3e09b1fa5c148841d293a28bc8fc7c9115eb4e401baca
-
SHA512
814d930efd9d82ae1be80983514ab5ec49c0c820cfbef8ed223034ad14883121653d74f5c3820b524880f806cd9afd9e01c8ce4f81277a8a0c5a16c2a742817b
-
SSDEEP
49152:hVAbwYuCT+Ny/7wNIYNY3jfXQmaXekd+WDVk5yIxAWG:HAZZT+NE2IYOTPloec+WsTAWG
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource OperaSetup.exe
Files
-
OperaSetup.exe.exe windows:6 windows x86 arch:x86
e59d00b0d90522ee1a983f13d4ff7e50
Headers
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
Imports
kernel32
VirtualFree
VirtualAlloc
GetVersion
IsProcessorFeaturePresent
GetSystemDirectoryW
GetProcAddress
GetModuleHandleW
LoadLibraryExW
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
ReleaseSemaphore
InitializeCriticalSection
WaitForSingleObject
CreateEventW
GetLastError
SetEvent
CloseHandle
ResetEvent
CreateSemaphoreW
MultiByteToWideChar
WideCharToMultiByte
FreeLibrary
GetModuleFileNameW
FormatMessageW
LocalFree
CreateFileW
SetFileTime
SetFileAttributesW
RemoveDirectoryW
CreateDirectoryW
DeleteFileW
SetLastError
SetCurrentDirectoryW
GetCurrentDirectoryW
GetTempPathW
GetTickCount
GetCurrentThreadId
GetCurrentProcessId
GetFileInformationByHandle
FindClose
FindFirstFileW
FindNextFileW
GetModuleHandleA
GetFileAttributesW
GetFileSize
SetFilePointer
ReadFile
WriteFile
SetEndOfFile
GetCurrentProcess
GetProcessAffinityMask
GetSystemInfo
GlobalMemoryStatus
GetStdHandle
Sleep
GetVersionExW
GetCommandLineW
CreateProcessW
GetExitCodeProcess
HeapSize
SetStdHandle
GetProcessHeap
FreeEnvironmentStringsW
GetEnvironmentStringsW
GetCommandLineA
GetOEMCP
GetACP
IsValidCodePage
ReadConsoleW
GetConsoleMode
GetConsoleOutputCP
FlushFileBuffers
SetFilePointerEx
GetFileSizeEx
GetFileType
EnumSystemLocalesW
GetUserDefaultLCID
IsValidLocale
GetLocaleInfoW
LCMapStringW
HeapAlloc
HeapFree
HeapReAlloc
ExitProcess
GetModuleHandleExW
WriteConsoleW
FreeLibraryAndExitThread
ExitThread
CreateThread
TlsFree
UnhandledExceptionFilter
SetUnhandledExceptionFilter
TerminateProcess
IsDebuggerPresent
GetStartupInfoW
QueryPerformanceCounter
GetSystemTimeAsFileTime
InitializeSListHead
FormatMessageA
QueryPerformanceFrequency
GetLocaleInfoEx
FindFirstFileExW
AreFileApisANSI
InitializeCriticalSectionEx
EncodePointer
DecodePointer
LCMapStringEx
GetStringTypeW
GetCPInfo
RtlUnwind
RaiseException
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
user32
LoadIconW
EndDialog
KillTimer
SetTimer
DestroyWindow
SendMessageW
SetWindowTextW
MessageBoxW
PostMessageW
LoadStringW
DialogBoxParamW
GetDlgItem
GetWindowLongW
SetWindowLongW
ShowWindow
CharUpperW
shell32
ShellExecuteExW
oleaut32
VariantClear
SysStringLen
SysAllocStringLen
Sections
.text Size: 232KB - Virtual size: 232KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 58KB - Virtual size: 58KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 7KB - Virtual size: 18KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 32KB - Virtual size: 32KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 12KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ