Static task
static1
Behavioral task
behavioral1
Sample
aos.exe
Resource
win7-20231025-en
Behavioral task
behavioral2
Sample
aos.exe
Resource
win10v2004-20231023-en
General
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Target
aos.exe.1
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Size
12KB
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MD5
c5ead067100d494587278adbd2faab21
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SHA1
65e17ea0fcea53d35b214e8caa0565c8ee2f2391
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SHA256
f4f0a244e09f521c1c8d8ce6ec8f793ae38bbbeea3df188cd42812ce596f4c0c
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SHA512
d687075e034f7d446be9d5dde84a3d2a89ac2f487c23914663d39138e16e91acf83bcc184f55648a6d586f0821c85c668a29bf9571a5fe532331d36759b14fec
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SSDEEP
192:uB3x2dx3OzulKaHoVVyOrOkQ8Dp7A3Q5tfNXU/S:Kx2dgzuIVprOkQoA3YB
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource aos.exe.1
Files
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aos.exe.1.exe windows:6 windows x64
ff32669e28848e710ae9c3c28347a7e1
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_LARGE_ADDRESS_AWARE
Imports
kernel32
lstrcatA
OpenProcess
GetLastError
LoadLibraryA
GetProcAddress
IsDebuggerPresent
InitializeSListHead
GetSystemTimeAsFileTime
GetCurrentThreadId
GetCurrentProcessId
QueryPerformanceCounter
IsProcessorFeaturePresent
TerminateProcess
GetCurrentProcess
SetUnhandledExceptionFilter
UnhandledExceptionFilter
RtlVirtualUnwind
RtlLookupFunctionEntry
RtlCaptureContext
GetModuleHandleW
ntdll
NtProtectVirtualMemory
NtWriteVirtualMemory
vcruntime140
__current_exception
__current_exception_context
__C_specific_handler
memset
api-ms-win-crt-stdio-l1-1-0
__stdio_common_vfprintf
_set_fmode
__p__commode
__acrt_iob_func
api-ms-win-crt-convert-l1-1-0
atoi
api-ms-win-crt-runtime-l1-1-0
exit
_initterm_e
__p___argv
_cexit
_crt_atexit
terminate
_initterm
__p___argc
_get_initial_narrow_environment
_c_exit
_register_onexit_function
_set_app_type
_seh_filter_exe
_exit
_initialize_narrow_environment
_initialize_onexit_table
_configure_narrow_argv
_register_thread_local_exe_atexit_callback
api-ms-win-crt-math-l1-1-0
__setusermatherr
api-ms-win-crt-locale-l1-1-0
_configthreadlocale
api-ms-win-crt-heap-l1-1-0
_set_new_mode
Sections
.text Size: 4KB - Virtual size: 4KB
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: 420B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 512B - Virtual size: 480B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 512B - Virtual size: 44B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ