Static task
static1
Behavioral task
behavioral1
Sample
lnstaIler.exe
Resource
win10v2004-20240412-en
General
-
Target
lnstaIler.exe
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Size
28.4MB
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MD5
52a5c81c06c5c58fd1023589954cc8c6
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SHA1
a59fb40b0b32e4358f16a380c7c0a3f604f619ec
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SHA256
4d57eec89908c9c49863883adb008da70289e95825d65e6bd86cdd28772b304c
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SHA512
0489f305e9ee02164ef5b99b4702ea8f9463256591cc229309a55330c0ad1793f5e36e190587cbc552afb6fd6bec653688243fc8cfd01463ce18a06ccddde33d
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SSDEEP
98304:XjEKpA7kZnPMjilgVtVcMyAe8TxnRqYXdJrtktFE5uUNkVnDqHosocPrcEtcGm5E:cA0ilgh9xbXKFE5uUEnDqHosFPJtgN2
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource lnstaIler.exe
Files
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lnstaIler.exe.exe windows:6 windows x64 arch:x64
c595f1660e1a3c84f4d9b0761d23cd7a
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_DEBUG_STRIPPED
Imports
kernel32
AddAtomA
AddVectoredContinueHandler
AddVectoredExceptionHandler
CloseHandle
CreateEventA
CreateFileA
CreateIoCompletionPort
CreateMutexA
CreateSemaphoreA
CreateThread
CreateWaitableTimerExW
DeleteAtom
DeleteCriticalSection
DuplicateHandle
EnterCriticalSection
ExitProcess
FindAtomA
FormatMessageA
FreeEnvironmentStringsW
GetAtomNameA
GetConsoleMode
GetCurrentProcess
GetCurrentProcessId
GetCurrentThread
GetCurrentThreadId
GetEnvironmentStringsW
GetErrorMode
GetHandleInformation
GetLastError
GetProcAddress
GetProcessAffinityMask
GetQueuedCompletionStatusEx
GetStartupInfoA
GetStdHandle
GetSystemDirectoryA
GetSystemInfo
GetSystemTimeAsFileTime
GetThreadContext
GetThreadPriority
GetTickCount
InitializeCriticalSection
IsDBCSLeadByteEx
IsDebuggerPresent
LeaveCriticalSection
LoadLibraryExW
LoadLibraryW
LocalFree
MultiByteToWideChar
OpenProcess
OutputDebugStringA
PostQueuedCompletionStatus
QueryPerformanceCounter
QueryPerformanceFrequency
RaiseException
RaiseFailFastException
ReleaseMutex
ReleaseSemaphore
RemoveVectoredExceptionHandler
ResetEvent
ResumeThread
RtlLookupFunctionEntry
RtlVirtualUnwind
SetConsoleCtrlHandler
SetErrorMode
SetEvent
SetLastError
SetProcessAffinityMask
SetProcessPriorityBoost
SetThreadContext
SetThreadPriority
SetUnhandledExceptionFilter
SetWaitableTimer
Sleep
SuspendThread
SwitchToThread
TlsAlloc
TlsGetValue
TlsSetValue
TryEnterCriticalSection
VirtualAlloc
VirtualFree
VirtualProtect
VirtualQuery
WaitForMultipleObjects
WaitForSingleObject
WerGetFlags
WerSetFlags
WideCharToMultiByte
WriteConsoleW
WriteFile
__C_specific_handler
msvcrt
___lc_codepage_func
___mb_cur_max_func
__getmainargs
__initenv
__iob_func
__lconv_init
__set_app_type
__setusermatherr
_acmdln
_amsg_exit
_beginthread
_beginthreadex
_cexit
_commode
_endthreadex
_errno
_fmode
_initterm
_lock
_memccpy
_onexit
_setjmp
_strdup
_ultoa
_unlock
abort
calloc
exit
fprintf
fputc
free
fwrite
localeconv
longjmp
malloc
memcpy
memmove
memset
printf
realloc
signal
strerror
strlen
strncmp
vfprintf
wcslen
Exports
Exports
Sections
.text Size: 9.0MB - Virtual size: 9.0MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 5.3MB - Virtual size: 5.3MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rdata Size: 13.7MB - Virtual size: 13.7MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.pdata Size: 221KB - Virtual size: 221KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.xdata Size: 3KB - Virtual size: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.bss Size: - Virtual size: 658KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.edata Size: 512B - Virtual size: 78B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.idata Size: 5KB - Virtual size: 5KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.CRT Size: 512B - Virtual size: 112B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.tls Size: 512B - Virtual size: 16B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 29KB - Virtual size: 28KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.reloc Size: 192KB - Virtual size: 192KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ