Static task
static1
Behavioral task
behavioral1
Sample
asas.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
asas.exe
Resource
win10v2004-20230220-en
General
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Target
asas.exe
-
Size
444KB
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MD5
9dfdc3ea69ab6a4da0e0f292dc7d5f48
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SHA1
254f3da7684c156720b161e00bf55eb6ae3e19d2
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SHA256
2e0008dddec3136ea48bf0b54b1f4908b9720e9c1651955d7d896ba09f8a1893
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SHA512
b9aefa3ba76e4c42fddfe85fda4d16753dfb717dea24d646b5118ce1b521606ad5cd355822f914ec35b5dbd972c7118b3ebabecff3ab83f4a7e666f72314bf86
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SSDEEP
3072:9Jvg7HfUQjfrnNsRgARpWOCHjkgRB+lyVaOmS41b+fc9bHcchyP/WQ+mNLylj:sjfbRiDVWjkLoafb8chqQma
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource asas.exe
Files
-
asas.exe.exe windows x64
341ef3eec107cf8949a849080b1bfce0
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
SizeofResource
GetCurrentProcess
FreeResource
LockResource
LoadLibraryW
LoadResource
FindResourceW
FreeLibrary
GetConsoleWindow
VirtualProtect
CreateFileA
CloseHandle
K32GetModuleInformation
GetProcAddress
CreateFileMappingW
MapViewOfFile
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
TerminateProcess
IsProcessorFeaturePresent
IsDebuggerPresent
GetModuleHandleW
RtlCaptureContext
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
user32
ShowWindow
msvcp140
?_Xinvalid_argument@std@@YAXPEBD@Z
?_Xout_of_range@std@@YAXPEBD@Z
?_Xlength_error@std@@YAXPEBD@Z
vcruntime140_1
__CxxFrameHandler4
vcruntime140
_CxxThrowException
memcpy
__current_exception
__current_exception_context
memchr
__C_specific_handler
memmove
__std_exception_destroy
memset
__std_exception_copy
api-ms-win-crt-string-l1-1-0
isalnum
api-ms-win-crt-runtime-l1-1-0
_register_thread_local_exe_atexit_callback
_exit
_initterm_e
_c_exit
_get_initial_narrow_environment
_invalid_parameter_noinfo_noreturn
__p___argv
__p___argc
exit
_initterm
_crt_atexit
_register_onexit_function
_initialize_narrow_environment
_configure_narrow_argv
_set_app_type
_seh_filter_exe
_cexit
terminate
_errno
_initialize_onexit_table
api-ms-win-crt-convert-l1-1-0
strtol
api-ms-win-crt-heap-l1-1-0
free
_callnewh
_set_new_mode
malloc
api-ms-win-crt-math-l1-1-0
__setusermatherr
api-ms-win-crt-stdio-l1-1-0
_set_fmode
__p__commode
api-ms-win-crt-locale-l1-1-0
_configthreadlocale
Sections
.text Size: 9KB - Virtual size: 9KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 7KB - Virtual size: 7KB
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: 1024B - Virtual size: 720B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 424KB - Virtual size: 423KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 512B - Virtual size: 84B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ