Static task
static1
Behavioral task
behavioral1
Sample
ieUnatt.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
ieUnatt.exe
Resource
win10v2004-20230703-en
General
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Target
ieUnatt.exe
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Size
61KB
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MD5
bf3d5e5fc53209e2d435f8784309da71
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SHA1
b1b8a2b46204fb8d4752b447248fc8102f9cad2a
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SHA256
335edcfc22bddddc9f433ee5cc6d421019fd6a271e46e97a52f216ed9d002471
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SHA512
4557aae1e55d9c70d3088138bc5ee4400fb36956cb8f9cfff7efb271cf268335f89c86f30a872df4657103a0efee2ed472120786c6145e4a67b1e0e663ed0623
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SSDEEP
1536:3mH0pExsCt6eeYaEAD0wvLNgp0zBKmUinn31y:dYaEAD0w6p0BKDU3Y
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource ieUnatt.exe
Files
-
ieUnatt.exe.exe windows x86
10fb2968a86dbcbeda795a65cc36d1f1
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_GUARD_CF
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
advapi32
RegEnumKeyExW
RegDeleteKeyW
RegQueryInfoKeyW
RegCloseKey
RegQueryValueExW
RegEnumValueW
RegOpenKeyExW
RegSetValueExW
RegCreateKeyExW
kernel32
GetModuleHandleExW
ReleaseSemaphore
CreateSemaphoreExW
GetModuleFileNameA
FormatMessageW
WaitForSingleObject
ExpandEnvironmentStringsW
ReleaseMutex
GetFullPathNameW
CreateDirectoryW
GetFileAttributesW
LoadLibraryExW
FreeLibrary
GetProcessHeap
DeleteCriticalSection
OutputDebugStringW
WaitForSingleObjectEx
OpenSemaphoreW
CreateMutexExW
DebugBreak
IsDebuggerPresent
lstrcmpiW
LocalFree
GetLastError
GetCommandLineW
WritePrivateProfileStringW
LocalAlloc
Sleep
GetStartupInfoW
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
GetModuleHandleW
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
GetTickCount
HeapFree
SetLastError
EnterCriticalSection
GetModuleFileNameW
LeaveCriticalSection
InitializeCriticalSection
CloseHandle
HeapAlloc
GetProcAddress
msvcrt
wcschr
memcpy_s
_onexit
__dllonexit
_unlock
_lock
iswalpha
_controlfp
?terminate@@YAXXZ
_acmdln
_initterm
__setusermatherr
_ismbblead
__p__fmode
_cexit
_exit
exit
__set_app_type
__getmainargs
_amsg_exit
__p__commode
_XcptFilter
free
_callnewh
malloc
wcsncmp
_wcsnicmp
_itow_s
iswspace
_vsnwprintf
_except_handler4_common
_vsnprintf
wcsrchr
memset
shell32
SHGetFolderPathW
CommandLineToArgvW
shlwapi
ord158
StrChrW
StrCmpW
user32
LoadStringW
ntdll
RtlAllocateHeap
RtlFreeHeap
api-ms-win-core-com-l1-1-0
CoCreateGuid
StringFromGUID2
Sections
.text Size: 50KB - Virtual size: 50KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 2KB - Virtual size: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: 3KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 2KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 2KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ