Static task
static1
Behavioral task
behavioral1
Sample
Update.exe
Resource
win7-20231020-en
General
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Target
Update.exe
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Size
699KB
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MD5
3f6d2aa85fcd8e38412f4ab60f8f47f4
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SHA1
7766ac3f9692746896f25ee85eff6b063649dd12
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SHA256
3eb644492c55f3afab73d0b9842a835d67ccf35c46767d45ae7d2e78fc96d7e5
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SHA512
b5e9c9f79b55757277a9c1a3559d18a50eddb5a68383e6deea1dc6bc22b6f5259d51d75adcdb961bebc635e79bf50a9d8c8bb97e6283590fc53ea23ec5b69890
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SSDEEP
12288:R1nGfvqfcZCnVsUonX/hNKo1FdsJt2m2Nl1KsHBMIDG4LcykS/xXn8SUtbR+i:RrcZ0VGnPnveJxwl1uu/9/xXn8b4
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource Update.exe
Files
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Update.exe.exe windows:6 windows x86 arch:x86
411d07b56145caf2dc98484203a9ed7b
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
user32
TranslateMessage
KillTimer
DispatchMessageW
GetMessageW
SetTimer
kernel32
FreeLibrary
WriteConsoleW
CloseHandle
CreateFileW
GetDiskFreeSpaceExA
QueryPerformanceCounter
QueryPerformanceFrequency
HeapAlloc
HeapFree
GetCurrentProcess
GetSystemTime
GetLocalTime
VirtualProtect
GetModuleHandleA
GetProcAddress
LoadLibraryA
lstrcmpA
lstrlenA
FreeConsole
UnhandledExceptionFilter
SetUnhandledExceptionFilter
TerminateProcess
IsProcessorFeaturePresent
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
IsDebuggerPresent
GetStartupInfoW
GetModuleHandleW
SetFilePointerEx
GetConsoleMode
RaiseException
GetLastError
SetLastError
EncodePointer
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
DecodePointer
LoadLibraryExW
GetStdHandle
WriteFile
GetModuleFileNameW
ExitProcess
GetModuleHandleExW
GetCommandLineA
GetCommandLineW
FindClose
FindFirstFileExW
FindNextFileW
IsValidCodePage
GetACP
GetOEMCP
GetCPInfo
MultiByteToWideChar
WideCharToMultiByte
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetEnvironmentVariableW
SetStdHandle
GetFileType
GetStringTypeW
CompareStringW
LCMapStringW
GetProcessHeap
HeapSize
HeapReAlloc
FlushFileBuffers
GetConsoleOutputCP
ntdll
RtlUnwind
Sections
.text Size: 134KB - Virtual size: 133KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 35KB - Virtual size: 35KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 522KB - Virtual size: 524KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.reloc Size: 7KB - Virtual size: 6KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ