Static task
static1
Behavioral task
behavioral1
Sample
powershell.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
powershell.exe
Resource
win10v2004-20230220-en
General
-
Target
powershell.exe
-
Size
440KB
-
MD5
0e9ccd796e251916133392539572a374
-
SHA1
eee0b7e9fdb295ea97c5f2e7c7ba3ac7f4085204
-
SHA256
c7d4e119149a7150b7101a4bd9fffbf659fba76d058f7bf6cc73c99fb36e8221
-
SHA512
e15c3696e2c96874242d3b0731ce0c790387ccce9a83a19634aed4d1efef72ce8b8fa683069950d652b16cd8d5e9daae9910df6d0a75cb74fdbe90ae5186765d
-
SSDEEP
6144:OuI3gVwnnSIonp/DWwO9sV1yZywi/PzNKXzJ7BapCK5d3klRzULOnWyjLsPhAQzJ:ewzIoFW2KXzJ4pdd3klnnWosPhnzq
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource powershell.exe
Files
-
powershell.exe.exe windows x64
bf7a6e7a62c3f5b2e8e069438ac1dd3d
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
_onexit
__dllonexit
_unlock
_lock
_commode
?terminate@@YAXXZ
??1type_info@@UEAA@XZ
__C_specific_handler
_initterm
__setusermatherr
_cexit
_exit
exit
__set_app_type
__wgetmainargs
_fmode
_vsnwprintf
_wcsicmp
_wcsnicmp
fclose
_wfopen
_itow_s
wcstoul
wcschr
__uncaught_exception
_amsg_exit
_XcptFilter
memmove
memcpy
__CxxFrameHandler3
_CxxThrowException
?what@exception@@UEBAPEBDXZ
??1exception@@UEAA@XZ
??0exception@@QEAA@AEBV0@@Z
??0exception@@QEAA@AEBQEBDH@Z
??0exception@@QEAA@AEBQEBD@Z
_callnewh
malloc
wcsncmp
wcsrchr
free
_purecall
??3@YAXPEAX@Z
memcpy_s
??_V@YAXPEAX@Z
__CxxFrameHandler4
memset
atl
ord30
kernel32
CreateFileMappingW
FreeLibrary
LoadResource
FindResourceExW
LCIDToLocaleName
UnmapViewOfFile
GetVersionExW
GetLocaleInfoW
GetUserDefaultUILanguage
GetLocaleInfoEx
GetSystemDefaultUILanguage
SearchPathW
Sleep
MapViewOfFile
IsWow64Process
SetConsoleTitleW
GetTickCount
GetSystemTimeAsFileTime
GetCurrentThreadId
GetCurrentProcessId
GetModuleFileNameW
TerminateProcess
SetUnhandledExceptionFilter
UnhandledExceptionFilter
RtlVirtualUnwind
RtlLookupFunctionEntry
RtlCaptureContext
SleepConditionVariableSRW
WakeAllConditionVariable
LoadLibraryExW
GetModuleHandleExW
GetStartupInfoW
GetFileType
FindFirstFileW
ReleaseSRWLockExclusive
VerifyVersionInfoW
CompareStringW
GetProcAddress
SetLastError
GetModuleHandleW
GetCurrentProcess
GetStdHandle
WriteFile
VerSetConditionMask
ExpandEnvironmentStringsW
LocalFree
WriteConsoleW
AcquireSRWLockExclusive
SetThreadUILanguage
SetErrorMode
QueryPerformanceCounter
FindClose
CreateFileW
GetFileAttributesW
FormatMessageW
CloseHandle
GetLastError
oleaut32
SysStringLen
SafeArrayPutElement
VariantClear
SysAllocString
SafeArrayCreate
SysFreeString
advapi32
RegQueryValueExW
RegEnumKeyExW
RegGetValueW
RegCloseKey
RegOpenKeyExW
ole32
CoInitialize
PropVariantClear
CoInitializeEx
CoCreateInstance
CoUninitialize
CoTaskMemAlloc
user32
LoadStringW
mscoree
CorBindToRuntimeEx
Sections
.text Size: 40KB - Virtual size: 37KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 32KB - Virtual size: 28KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 4KB - Virtual size: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 4KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 352KB - Virtual size: 351KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 4KB - Virtual size: 948B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ