Static task
static1
Behavioral task
behavioral1
Sample
icsunattend.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
icsunattend.exe
Resource
win10v2004-20230703-en
General
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Target
icsunattend.exe
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Size
15KB
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MD5
92c6d338513f2cd1bfbc7966f8dee515
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SHA1
804d0d7a72ba9e95555dfc97f5f43bc3c0afa9b9
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SHA256
2ff9173fe1932fbd194578e6f0e5275290d4e272148ecc0df0153299e55a69fd
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SHA512
8158354d0c4f122f2a28112d0f57a0d89b943053410f95a147c0bdec17959c2e5f143dffc58d73073465c70e8bb49353fae19581c370f644f688450369f6e44b
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SSDEEP
384:hAzWX0wDRlUXdLxWeThz1f3MajB4zMW7RW:hvX0YgxW4JjB4zB
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource icsunattend.exe
Files
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icsunattend.exe.exe windows x64
000a1ab01b6fc837af5a26b5a9854a1c
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
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_LARGE_ADDRESS_AWARE
Imports
msvcrt
swprintf_s
__getmainargs
__set_app_type
exit
_exit
_cexit
_callnewh
_amsg_exit
malloc
free
?terminate@@YAXXZ
_commode
_fmode
__C_specific_handler
_initterm
_XcptFilter
__setusermatherr
memset
api-ms-win-core-registry-l1-1-0
RegCloseKey
RegQueryValueExW
RegOpenKeyExW
RegSetValueExW
api-ms-win-core-com-l1-1-0
CoSetProxyBlanket
StringFromCLSID
CoCreateInstance
CoTaskMemFree
CLSIDFromString
api-ms-win-core-synch-l1-1-0
CreateEventW
api-ms-win-core-errorhandling-l1-1-0
UnhandledExceptionFilter
GetLastError
SetUnhandledExceptionFilter
api-ms-win-core-handle-l1-1-0
CloseHandle
api-ms-win-core-synch-l1-2-0
Sleep
api-ms-win-core-libraryloader-l1-2-0
GetModuleHandleW
api-ms-win-core-profile-l1-1-0
QueryPerformanceCounter
api-ms-win-core-processthreads-l1-1-0
GetCurrentThreadId
GetCurrentProcessId
GetCurrentProcess
TerminateProcess
api-ms-win-core-sysinfo-l1-1-0
GetSystemTimeAsFileTime
GetTickCount
api-ms-win-core-rtlsupport-l1-1-0
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
api-ms-win-ole32-ie-l1-1-0
CoInitialize
Sections
.text Size: 6KB - Virtual size: 6KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 4KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 512B - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 512B - Virtual size: 348B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 2KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 512B - Virtual size: 32B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ